| /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
| |
| #include <sys/mount.h> |
| #include <sys/prctl.h> |
| |
| #if HAVE_SECCOMP |
| #include <seccomp.h> |
| #endif |
| |
| #include "af-list.h" |
| #include "alloc-util.h" |
| #include "bus-get-properties.h" |
| #include "cap-list.h" |
| #include "capability-util.h" |
| #include "cpu-set-util.h" |
| #include "dbus-execute.h" |
| #include "dbus-util.h" |
| #include "env-util.h" |
| #include "errno-list.h" |
| #include "escape.h" |
| #include "execute.h" |
| #include "fd-util.h" |
| #include "fileio.h" |
| #include "hexdecoct.h" |
| #include "io-util.h" |
| #include "ioprio.h" |
| #include "journal-util.h" |
| #include "mountpoint-util.h" |
| #include "namespace.h" |
| #include "parse-util.h" |
| #include "path-util.h" |
| #include "process-util.h" |
| #include "rlimit-util.h" |
| #if HAVE_SECCOMP |
| #include "seccomp-util.h" |
| #endif |
| #include "securebits-util.h" |
| #include "specifier.h" |
| #include "strv.h" |
| #include "syslog-util.h" |
| #include "unit-printf.h" |
| #include "user-util.h" |
| #include "utf8.h" |
| |
| BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_exec_output, exec_output, ExecOutput); |
| static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_input, exec_input, ExecInput); |
| static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_utmp_mode, exec_utmp_mode, ExecUtmpMode); |
| static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_preserve_mode, exec_preserve_mode, ExecPreserveMode); |
| static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_keyring_mode, exec_keyring_mode, ExecKeyringMode); |
| static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_protect_proc, protect_proc, ProtectProc); |
| static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_proc_subset, proc_subset, ProcSubset); |
| static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_protect_home, protect_home, ProtectHome); |
| static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_protect_system, protect_system, ProtectSystem); |
| static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_personality, personality, unsigned long); |
| static BUS_DEFINE_PROPERTY_GET(property_get_ioprio, "i", ExecContext, exec_context_get_effective_ioprio); |
| static BUS_DEFINE_PROPERTY_GET(property_get_mount_apivfs, "b", ExecContext, exec_context_get_effective_mount_apivfs); |
| static BUS_DEFINE_PROPERTY_GET2(property_get_ioprio_class, "i", ExecContext, exec_context_get_effective_ioprio, IOPRIO_PRIO_CLASS); |
| static BUS_DEFINE_PROPERTY_GET2(property_get_ioprio_priority, "i", ExecContext, exec_context_get_effective_ioprio, IOPRIO_PRIO_DATA); |
| static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_empty_string, "s", NULL); |
| static BUS_DEFINE_PROPERTY_GET_REF(property_get_syslog_level, "i", int, LOG_PRI); |
| static BUS_DEFINE_PROPERTY_GET_REF(property_get_syslog_facility, "i", int, LOG_FAC); |
| static BUS_DEFINE_PROPERTY_GET(property_get_cpu_affinity_from_numa, "b", ExecContext, exec_context_get_cpu_affinity_from_numa); |
| |
| static int property_get_environment_files( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| char **j; |
| int r; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| r = sd_bus_message_open_container(reply, 'a', "(sb)"); |
| if (r < 0) |
| return r; |
| |
| STRV_FOREACH(j, c->environment_files) { |
| const char *fn = *j; |
| |
| r = sd_bus_message_append(reply, "(sb)", fn[0] == '-' ? fn + 1 : fn, fn[0] == '-'); |
| if (r < 0) |
| return r; |
| } |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static int property_get_oom_score_adjust( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| int32_t n; |
| int r; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| if (c->oom_score_adjust_set) |
| n = c->oom_score_adjust; |
| else { |
| _cleanup_free_ char *t = NULL; |
| |
| n = 0; |
| r = read_one_line_file("/proc/self/oom_score_adj", &t); |
| if (r < 0) |
| log_debug_errno(r, "Failed to read /proc/self/oom_score_adj, ignoring: %m"); |
| else { |
| r = safe_atoi32(t, &n); |
| if (r < 0) |
| log_debug_errno(r, "Failed to parse \"%s\" from /proc/self/oom_score_adj, ignoring: %m", t); |
| } |
| } |
| |
| return sd_bus_message_append(reply, "i", n); |
| } |
| |
| static int property_get_coredump_filter( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| uint64_t n; |
| int r; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| if (c->coredump_filter_set) |
| n = c->coredump_filter; |
| else { |
| _cleanup_free_ char *t = NULL; |
| |
| n = COREDUMP_FILTER_MASK_DEFAULT; |
| r = read_one_line_file("/proc/self/coredump_filter", &t); |
| if (r < 0) |
| log_debug_errno(r, "Failed to read /proc/self/coredump_filter, ignoring: %m"); |
| else { |
| r = safe_atoux64(t, &n); |
| if (r < 0) |
| log_debug_errno(r, "Failed to parse \"%s\" from /proc/self/coredump_filter, ignoring: %m", t); |
| } |
| } |
| |
| return sd_bus_message_append(reply, "t", n); |
| } |
| |
| static int property_get_nice( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| int32_t n; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| if (c->nice_set) |
| n = c->nice; |
| else { |
| errno = 0; |
| n = getpriority(PRIO_PROCESS, 0); |
| if (errno > 0) |
| n = 0; |
| } |
| |
| return sd_bus_message_append(reply, "i", n); |
| } |
| |
| static int property_get_cpu_sched_policy( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| int32_t n; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| if (c->cpu_sched_set) |
| n = c->cpu_sched_policy; |
| else { |
| n = sched_getscheduler(0); |
| if (n < 0) |
| n = SCHED_OTHER; |
| } |
| |
| return sd_bus_message_append(reply, "i", n); |
| } |
| |
| static int property_get_cpu_sched_priority( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| int32_t n; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| if (c->cpu_sched_set) |
| n = c->cpu_sched_priority; |
| else { |
| struct sched_param p = {}; |
| |
| if (sched_getparam(0, &p) >= 0) |
| n = p.sched_priority; |
| else |
| n = 0; |
| } |
| |
| return sd_bus_message_append(reply, "i", n); |
| } |
| |
| static int property_get_cpu_affinity( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| _cleanup_(cpu_set_reset) CPUSet s = {}; |
| _cleanup_free_ uint8_t *array = NULL; |
| size_t allocated; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| if (c->cpu_affinity_from_numa) { |
| int r; |
| |
| r = numa_to_cpu_set(&c->numa_policy, &s); |
| if (r < 0) |
| return r; |
| } |
| |
| (void) cpu_set_to_dbus(c->cpu_affinity_from_numa ? &s : &c->cpu_set, &array, &allocated); |
| |
| return sd_bus_message_append_array(reply, 'y', array, allocated); |
| } |
| |
| static int property_get_numa_mask( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| _cleanup_free_ uint8_t *array = NULL; |
| size_t allocated; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| (void) cpu_set_to_dbus(&c->numa_policy.nodes, &array, &allocated); |
| |
| return sd_bus_message_append_array(reply, 'y', array, allocated); |
| } |
| |
| static int property_get_numa_policy( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| ExecContext *c = userdata; |
| int32_t policy; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| policy = numa_policy_get_type(&c->numa_policy); |
| |
| return sd_bus_message_append_basic(reply, 'i', &policy); |
| } |
| |
| static int property_get_timer_slack_nsec( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| uint64_t u; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| if (c->timer_slack_nsec != NSEC_INFINITY) |
| u = (uint64_t) c->timer_slack_nsec; |
| else |
| u = (uint64_t) prctl(PR_GET_TIMERSLACK); |
| |
| return sd_bus_message_append(reply, "t", u); |
| } |
| |
| static int property_get_syscall_filter( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| _cleanup_strv_free_ char **l = NULL; |
| int r; |
| |
| #if HAVE_SECCOMP |
| void *id, *val; |
| #endif |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| r = sd_bus_message_open_container(reply, 'r', "bas"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append(reply, "b", c->syscall_allow_list); |
| if (r < 0) |
| return r; |
| |
| #if HAVE_SECCOMP |
| HASHMAP_FOREACH_KEY(val, id, c->syscall_filter) { |
| _cleanup_free_ char *name = NULL; |
| const char *e = NULL; |
| char *s; |
| int num = PTR_TO_INT(val); |
| |
| name = seccomp_syscall_resolve_num_arch(SCMP_ARCH_NATIVE, PTR_TO_INT(id) - 1); |
| if (!name) |
| continue; |
| |
| if (num >= 0) { |
| e = seccomp_errno_or_action_to_string(num); |
| if (e) { |
| s = strjoin(name, ":", e); |
| if (!s) |
| return -ENOMEM; |
| } else { |
| r = asprintf(&s, "%s:%d", name, num); |
| if (r < 0) |
| return -ENOMEM; |
| } |
| } else |
| s = TAKE_PTR(name); |
| |
| r = strv_consume(&l, s); |
| if (r < 0) |
| return r; |
| } |
| #endif |
| |
| strv_sort(l); |
| |
| r = sd_bus_message_append_strv(reply, l); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static int property_get_syscall_log( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| _cleanup_strv_free_ char **l = NULL; |
| int r; |
| |
| #if HAVE_SECCOMP |
| void *id, *val; |
| #endif |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| r = sd_bus_message_open_container(reply, 'r', "bas"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append(reply, "b", c->syscall_log_allow_list); |
| if (r < 0) |
| return r; |
| |
| #if HAVE_SECCOMP |
| HASHMAP_FOREACH_KEY(val, id, c->syscall_log) { |
| char *name = NULL; |
| |
| name = seccomp_syscall_resolve_num_arch(SCMP_ARCH_NATIVE, PTR_TO_INT(id) - 1); |
| if (!name) |
| continue; |
| |
| r = strv_consume(&l, name); |
| if (r < 0) |
| return r; |
| } |
| #endif |
| |
| strv_sort(l); |
| |
| r = sd_bus_message_append_strv(reply, l); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static int property_get_syscall_archs( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| _cleanup_strv_free_ char **l = NULL; |
| int r; |
| |
| #if HAVE_SECCOMP |
| void *id; |
| #endif |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| #if HAVE_SECCOMP |
| SET_FOREACH(id, c->syscall_archs) { |
| const char *name; |
| |
| name = seccomp_arch_to_string(PTR_TO_UINT32(id) - 1); |
| if (!name) |
| continue; |
| |
| r = strv_extend(&l, name); |
| if (r < 0) |
| return -ENOMEM; |
| } |
| #endif |
| |
| strv_sort(l); |
| |
| r = sd_bus_message_append_strv(reply, l); |
| if (r < 0) |
| return r; |
| |
| return 0; |
| } |
| |
| static int property_get_selinux_context( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| return sd_bus_message_append(reply, "(bs)", c->selinux_context_ignore, c->selinux_context); |
| } |
| |
| static int property_get_apparmor_profile( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| return sd_bus_message_append(reply, "(bs)", c->apparmor_profile_ignore, c->apparmor_profile); |
| } |
| |
| static int property_get_smack_process_label( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| return sd_bus_message_append(reply, "(bs)", c->smack_process_label_ignore, c->smack_process_label); |
| } |
| |
| static int property_get_address_families( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| _cleanup_strv_free_ char **l = NULL; |
| void *af; |
| int r; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| r = sd_bus_message_open_container(reply, 'r', "bas"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append(reply, "b", c->address_families_allow_list); |
| if (r < 0) |
| return r; |
| |
| SET_FOREACH(af, c->address_families) { |
| const char *name; |
| |
| name = af_to_name(PTR_TO_INT(af)); |
| if (!name) |
| continue; |
| |
| r = strv_extend(&l, name); |
| if (r < 0) |
| return -ENOMEM; |
| } |
| |
| strv_sort(l); |
| |
| r = sd_bus_message_append_strv(reply, l); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static int property_get_working_directory( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| const char *wd; |
| |
| assert(bus); |
| assert(reply); |
| assert(c); |
| |
| if (c->working_directory_home) |
| wd = "~"; |
| else |
| wd = c->working_directory; |
| |
| if (c->working_directory_missing_ok) |
| wd = strjoina("!", wd); |
| |
| return sd_bus_message_append(reply, "s", wd); |
| } |
| |
| static int property_get_stdio_fdname( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| int fileno; |
| |
| assert(bus); |
| assert(c); |
| assert(property); |
| assert(reply); |
| |
| if (streq(property, "StandardInputFileDescriptorName")) |
| fileno = STDIN_FILENO; |
| else if (streq(property, "StandardOutputFileDescriptorName")) |
| fileno = STDOUT_FILENO; |
| else { |
| assert(streq(property, "StandardErrorFileDescriptorName")); |
| fileno = STDERR_FILENO; |
| } |
| |
| return sd_bus_message_append(reply, "s", exec_context_fdname(c, fileno)); |
| } |
| |
| static int property_get_input_data( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| |
| assert(bus); |
| assert(c); |
| assert(property); |
| assert(reply); |
| |
| return sd_bus_message_append_array(reply, 'y', c->stdin_data, c->stdin_data_size); |
| } |
| |
| static int property_get_bind_paths( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| unsigned i; |
| bool ro; |
| int r; |
| |
| assert(bus); |
| assert(c); |
| assert(property); |
| assert(reply); |
| |
| ro = strstr(property, "ReadOnly"); |
| |
| r = sd_bus_message_open_container(reply, 'a', "(ssbt)"); |
| if (r < 0) |
| return r; |
| |
| for (i = 0; i < c->n_bind_mounts; i++) { |
| |
| if (ro != c->bind_mounts[i].read_only) |
| continue; |
| |
| r = sd_bus_message_append( |
| reply, "(ssbt)", |
| c->bind_mounts[i].source, |
| c->bind_mounts[i].destination, |
| c->bind_mounts[i].ignore_enoent, |
| c->bind_mounts[i].recursive ? (uint64_t) MS_REC : (uint64_t) 0); |
| if (r < 0) |
| return r; |
| } |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static int property_get_temporary_filesystems( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| unsigned i; |
| int r; |
| |
| assert(bus); |
| assert(c); |
| assert(property); |
| assert(reply); |
| |
| r = sd_bus_message_open_container(reply, 'a', "(ss)"); |
| if (r < 0) |
| return r; |
| |
| for (i = 0; i < c->n_temporary_filesystems; i++) { |
| TemporaryFileSystem *t = c->temporary_filesystems + i; |
| |
| r = sd_bus_message_append( |
| reply, "(ss)", |
| t->path, |
| t->options); |
| if (r < 0) |
| return r; |
| } |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static int property_get_log_extra_fields( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| size_t i; |
| int r; |
| |
| assert(bus); |
| assert(c); |
| assert(property); |
| assert(reply); |
| |
| r = sd_bus_message_open_container(reply, 'a', "ay"); |
| if (r < 0) |
| return r; |
| |
| for (i = 0; i < c->n_log_extra_fields; i++) { |
| r = sd_bus_message_append_array(reply, 'y', c->log_extra_fields[i].iov_base, c->log_extra_fields[i].iov_len); |
| if (r < 0) |
| return r; |
| } |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static int property_get_set_credential( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| ExecSetCredential *sc; |
| int r; |
| |
| assert(bus); |
| assert(c); |
| assert(property); |
| assert(reply); |
| |
| r = sd_bus_message_open_container(reply, 'a', "(say)"); |
| if (r < 0) |
| return r; |
| |
| HASHMAP_FOREACH(sc, c->set_credentials) { |
| |
| r = sd_bus_message_open_container(reply, 'r', "say"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append(reply, "s", sc->id); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append_array(reply, 'y', sc->data, sc->size); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_close_container(reply); |
| if (r < 0) |
| return r; |
| } |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static int property_get_load_credential( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| char **i, **j; |
| int r; |
| |
| assert(bus); |
| assert(c); |
| assert(property); |
| assert(reply); |
| |
| r = sd_bus_message_open_container(reply, 'a', "(ss)"); |
| if (r < 0) |
| return r; |
| |
| STRV_FOREACH_PAIR(i, j, c->load_credentials) { |
| r = sd_bus_message_append(reply, "(ss)", *i, *j); |
| if (r < 0) |
| return r; |
| } |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static int property_get_root_hash( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| |
| assert(bus); |
| assert(c); |
| assert(property); |
| assert(reply); |
| |
| return sd_bus_message_append_array(reply, 'y', c->root_hash, c->root_hash_size); |
| } |
| |
| static int property_get_root_hash_sig( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| |
| assert(bus); |
| assert(c); |
| assert(property); |
| assert(reply); |
| |
| return sd_bus_message_append_array(reply, 'y', c->root_hash_sig, c->root_hash_sig_size); |
| } |
| |
| static int property_get_root_image_options( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| MountOptions *m; |
| int r; |
| |
| assert(bus); |
| assert(c); |
| assert(property); |
| assert(reply); |
| |
| r = sd_bus_message_open_container(reply, 'a', "(ss)"); |
| if (r < 0) |
| return r; |
| |
| LIST_FOREACH(mount_options, m, c->root_image_options) { |
| r = sd_bus_message_append(reply, "(ss)", |
| partition_designator_to_string(m->partition_designator), |
| m->options); |
| if (r < 0) |
| return r; |
| } |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static int property_get_mount_images( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| ExecContext *c = userdata; |
| int r; |
| |
| assert(bus); |
| assert(c); |
| assert(property); |
| assert(reply); |
| |
| r = sd_bus_message_open_container(reply, 'a', "(ssba(ss))"); |
| if (r < 0) |
| return r; |
| |
| for (size_t i = 0; i < c->n_mount_images; i++) { |
| MountOptions *m; |
| |
| r = sd_bus_message_open_container(reply, SD_BUS_TYPE_STRUCT, "ssba(ss)"); |
| if (r < 0) |
| return r; |
| r = sd_bus_message_append( |
| reply, "ssb", |
| c->mount_images[i].source, |
| c->mount_images[i].destination, |
| c->mount_images[i].ignore_enoent); |
| if (r < 0) |
| return r; |
| r = sd_bus_message_open_container(reply, 'a', "(ss)"); |
| if (r < 0) |
| return r; |
| LIST_FOREACH(mount_options, m, c->mount_images[i].mount_options) { |
| r = sd_bus_message_append(reply, "(ss)", |
| partition_designator_to_string(m->partition_designator), |
| m->options); |
| if (r < 0) |
| return r; |
| } |
| r = sd_bus_message_close_container(reply); |
| if (r < 0) |
| return r; |
| r = sd_bus_message_close_container(reply); |
| if (r < 0) |
| return r; |
| } |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| const sd_bus_vtable bus_exec_vtable[] = { |
| SD_BUS_VTABLE_START(0), |
| SD_BUS_PROPERTY("Environment", "as", NULL, offsetof(ExecContext, environment), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("EnvironmentFiles", "a(sb)", property_get_environment_files, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("PassEnvironment", "as", NULL, offsetof(ExecContext, pass_environment), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("UnsetEnvironment", "as", NULL, offsetof(ExecContext, unset_environment), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("UMask", "u", bus_property_get_mode, offsetof(ExecContext, umask), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitCPU", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitCPUSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitFSIZE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitFSIZESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitDATA", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitDATASoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitSTACK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitSTACKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitCORE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitCORESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitRSS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitRSSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitNOFILE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitNOFILESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitAS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitASSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitNPROC", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitNPROCSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitMEMLOCK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitMEMLOCKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitLOCKS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitLOCKSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitSIGPENDING", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitSIGPENDINGSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitMSGQUEUE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitMSGQUEUESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitNICE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitNICESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitRTPRIO", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitRTPRIOSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitRTTIME", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LimitRTTIMESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("WorkingDirectory", "s", property_get_working_directory, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RootDirectory", "s", NULL, offsetof(ExecContext, root_directory), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RootImage", "s", NULL, offsetof(ExecContext, root_image), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RootImageOptions", "a(ss)", property_get_root_image_options, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RootHash", "ay", property_get_root_hash, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RootHashPath", "s", NULL, offsetof(ExecContext, root_hash_path), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RootHashSignature", "ay", property_get_root_hash_sig, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RootHashSignaturePath", "s", NULL, offsetof(ExecContext, root_hash_sig_path), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RootVerity", "s", NULL, offsetof(ExecContext, root_verity), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("MountImages", "a(ssba(ss))", property_get_mount_images, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("OOMScoreAdjust", "i", property_get_oom_score_adjust, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("CoredumpFilter", "t", property_get_coredump_filter, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("Nice", "i", property_get_nice, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("IOSchedulingClass", "i", property_get_ioprio_class, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("IOSchedulingPriority", "i", property_get_ioprio_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("CPUSchedulingPolicy", "i", property_get_cpu_sched_policy, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("CPUSchedulingPriority", "i", property_get_cpu_sched_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("CPUAffinity", "ay", property_get_cpu_affinity, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("CPUAffinityFromNUMA", "b", property_get_cpu_affinity_from_numa, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("NUMAPolicy", "i", property_get_numa_policy, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("NUMAMask", "ay", property_get_numa_mask, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("CPUSchedulingResetOnFork", "b", bus_property_get_bool, offsetof(ExecContext, cpu_sched_reset_on_fork), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("NonBlocking", "b", bus_property_get_bool, offsetof(ExecContext, non_blocking), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("StandardInput", "s", property_get_exec_input, offsetof(ExecContext, std_input), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("StandardInputFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("StandardInputData", "ay", property_get_input_data, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("StandardOutput", "s", bus_property_get_exec_output, offsetof(ExecContext, std_output), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("StandardOutputFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("StandardError", "s", bus_property_get_exec_output, offsetof(ExecContext, std_error), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("StandardErrorFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("TTYPath", "s", NULL, offsetof(ExecContext, tty_path), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("TTYReset", "b", bus_property_get_bool, offsetof(ExecContext, tty_reset), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("TTYVHangup", "b", bus_property_get_bool, offsetof(ExecContext, tty_vhangup), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("TTYVTDisallocate", "b", bus_property_get_bool, offsetof(ExecContext, tty_vt_disallocate), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SyslogPriority", "i", bus_property_get_int, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SyslogIdentifier", "s", NULL, offsetof(ExecContext, syslog_identifier), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SyslogLevelPrefix", "b", bus_property_get_bool, offsetof(ExecContext, syslog_level_prefix), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SyslogLevel", "i", property_get_syslog_level, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SyslogFacility", "i", property_get_syslog_facility, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LogLevelMax", "i", bus_property_get_int, offsetof(ExecContext, log_level_max), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LogRateLimitIntervalUSec", "t", bus_property_get_usec, offsetof(ExecContext, log_ratelimit_interval_usec), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LogRateLimitBurst", "u", bus_property_get_unsigned, offsetof(ExecContext, log_ratelimit_burst), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LogExtraFields", "aay", property_get_log_extra_fields, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LogNamespace", "s", NULL, offsetof(ExecContext, log_namespace), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SecureBits", "i", bus_property_get_int, offsetof(ExecContext, secure_bits), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("CapabilityBoundingSet", "t", NULL, offsetof(ExecContext, capability_bounding_set), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("AmbientCapabilities", "t", NULL, offsetof(ExecContext, capability_ambient_set), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("User", "s", NULL, offsetof(ExecContext, user), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("Group", "s", NULL, offsetof(ExecContext, group), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DynamicUser", "b", bus_property_get_bool, offsetof(ExecContext, dynamic_user), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RemoveIPC", "b", bus_property_get_bool, offsetof(ExecContext, remove_ipc), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SetCredential", "a(say)", property_get_set_credential, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LoadCredential", "a(ss)", property_get_load_credential, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SupplementaryGroups", "as", NULL, offsetof(ExecContext, supplementary_groups), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("PAMName", "s", NULL, offsetof(ExecContext, pam_name), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ReadWritePaths", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ReadOnlyPaths", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("InaccessiblePaths", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("MountFlags", "t", bus_property_get_ulong, offsetof(ExecContext, mount_flags), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("PrivateTmp", "b", bus_property_get_bool, offsetof(ExecContext, private_tmp), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("PrivateDevices", "b", bus_property_get_bool, offsetof(ExecContext, private_devices), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ProtectClock", "b", bus_property_get_bool, offsetof(ExecContext, protect_clock), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ProtectKernelTunables", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_tunables), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ProtectKernelModules", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_modules), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ProtectKernelLogs", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_logs), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ProtectControlGroups", "b", bus_property_get_bool, offsetof(ExecContext, protect_control_groups), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("PrivateNetwork", "b", bus_property_get_bool, offsetof(ExecContext, private_network), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("PrivateUsers", "b", bus_property_get_bool, offsetof(ExecContext, private_users), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("PrivateMounts", "b", bus_property_get_bool, offsetof(ExecContext, private_mounts), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ProtectHome", "s", property_get_protect_home, offsetof(ExecContext, protect_home), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ProtectSystem", "s", property_get_protect_system, offsetof(ExecContext, protect_system), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SameProcessGroup", "b", bus_property_get_bool, offsetof(ExecContext, same_pgrp), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("UtmpIdentifier", "s", NULL, offsetof(ExecContext, utmp_id), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("UtmpMode", "s", property_get_exec_utmp_mode, offsetof(ExecContext, utmp_mode), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SELinuxContext", "(bs)", property_get_selinux_context, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("AppArmorProfile", "(bs)", property_get_apparmor_profile, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SmackProcessLabel", "(bs)", property_get_smack_process_label, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("IgnoreSIGPIPE", "b", bus_property_get_bool, offsetof(ExecContext, ignore_sigpipe), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("NoNewPrivileges", "b", bus_property_get_bool, offsetof(ExecContext, no_new_privileges), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SystemCallFilter", "(bas)", property_get_syscall_filter, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SystemCallArchitectures", "as", property_get_syscall_archs, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SystemCallErrorNumber", "i", bus_property_get_int, offsetof(ExecContext, syscall_errno), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("SystemCallLog", "(bas)", property_get_syscall_log, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("Personality", "s", property_get_personality, offsetof(ExecContext, personality), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LockPersonality", "b", bus_property_get_bool, offsetof(ExecContext, lock_personality), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RestrictAddressFamilies", "(bas)", property_get_address_families, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RuntimeDirectoryPreserve", "s", property_get_exec_preserve_mode, offsetof(ExecContext, runtime_directory_preserve_mode), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RuntimeDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_RUNTIME].mode), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RuntimeDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_RUNTIME].paths), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("StateDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_STATE].mode), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("StateDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_STATE].paths), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("CacheDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_CACHE].mode), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("CacheDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_CACHE].paths), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LogsDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_LOGS].mode), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("LogsDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_LOGS].paths), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ConfigurationDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_CONFIGURATION].mode), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ConfigurationDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_CONFIGURATION].paths), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("TimeoutCleanUSec", "t", bus_property_get_usec, offsetof(ExecContext, timeout_clean_usec), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("MemoryDenyWriteExecute", "b", bus_property_get_bool, offsetof(ExecContext, memory_deny_write_execute), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RestrictRealtime", "b", bus_property_get_bool, offsetof(ExecContext, restrict_realtime), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RestrictSUIDSGID", "b", bus_property_get_bool, offsetof(ExecContext, restrict_suid_sgid), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("RestrictNamespaces", "t", bus_property_get_ulong, offsetof(ExecContext, restrict_namespaces), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("BindPaths", "a(ssbt)", property_get_bind_paths, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("BindReadOnlyPaths", "a(ssbt)", property_get_bind_paths, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("TemporaryFileSystem", "a(ss)", property_get_temporary_filesystems, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("MountAPIVFS", "b", property_get_mount_apivfs, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("KeyringMode", "s", property_get_exec_keyring_mode, offsetof(ExecContext, keyring_mode), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ProtectProc", "s", property_get_protect_proc, offsetof(ExecContext, protect_proc), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ProcSubset", "s", property_get_proc_subset, offsetof(ExecContext, proc_subset), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ProtectHostname", "b", bus_property_get_bool, offsetof(ExecContext, protect_hostname), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("NetworkNamespacePath", "s", NULL, offsetof(ExecContext, network_namespace_path), SD_BUS_VTABLE_PROPERTY_CONST), |
| |
| /* Obsolete/redundant properties: */ |
| SD_BUS_PROPERTY("Capabilities", "s", property_get_empty_string, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), |
| SD_BUS_PROPERTY("ReadWriteDirectories", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), |
| SD_BUS_PROPERTY("ReadOnlyDirectories", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), |
| SD_BUS_PROPERTY("InaccessibleDirectories", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), |
| SD_BUS_PROPERTY("IOScheduling", "i", property_get_ioprio, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), |
| |
| SD_BUS_VTABLE_END |
| }; |
| |
| static int append_exec_command(sd_bus_message *reply, ExecCommand *c) { |
| int r; |
| |
| assert(reply); |
| assert(c); |
| |
| if (!c->path) |
| return 0; |
| |
| r = sd_bus_message_open_container(reply, 'r', "sasbttttuii"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append(reply, "s", c->path); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append_strv(reply, c->argv); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append(reply, "bttttuii", |
| !!(c->flags & EXEC_COMMAND_IGNORE_FAILURE), |
| c->exec_status.start_timestamp.realtime, |
| c->exec_status.start_timestamp.monotonic, |
| c->exec_status.exit_timestamp.realtime, |
| c->exec_status.exit_timestamp.monotonic, |
| (uint32_t) c->exec_status.pid, |
| (int32_t) c->exec_status.code, |
| (int32_t) c->exec_status.status); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static int append_exec_ex_command(sd_bus_message *reply, ExecCommand *c) { |
| _cleanup_strv_free_ char **ex_opts = NULL; |
| int r; |
| |
| assert(reply); |
| assert(c); |
| |
| if (!c->path) |
| return 0; |
| |
| r = sd_bus_message_open_container(reply, 'r', "sasasttttuii"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append(reply, "s", c->path); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append_strv(reply, c->argv); |
| if (r < 0) |
| return r; |
| |
| r = exec_command_flags_to_strv(c->flags, &ex_opts); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append_strv(reply, ex_opts); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append(reply, "ttttuii", |
| c->exec_status.start_timestamp.realtime, |
| c->exec_status.start_timestamp.monotonic, |
| c->exec_status.exit_timestamp.realtime, |
| c->exec_status.exit_timestamp.monotonic, |
| (uint32_t) c->exec_status.pid, |
| (int32_t) c->exec_status.code, |
| (int32_t) c->exec_status.status); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| int bus_property_get_exec_command( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *ret_error) { |
| |
| ExecCommand *c = (ExecCommand*) userdata; |
| int r; |
| |
| assert(bus); |
| assert(reply); |
| |
| r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)"); |
| if (r < 0) |
| return r; |
| |
| r = append_exec_command(reply, c); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| int bus_property_get_exec_command_list( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *ret_error) { |
| |
| ExecCommand *c = *(ExecCommand**) userdata; |
| int r; |
| |
| assert(bus); |
| assert(reply); |
| |
| r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)"); |
| if (r < 0) |
| return r; |
| |
| LIST_FOREACH(command, c, c) { |
| r = append_exec_command(reply, c); |
| if (r < 0) |
| return r; |
| } |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| int bus_property_get_exec_ex_command_list( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *ret_error) { |
| |
| ExecCommand *c, *exec_command = *(ExecCommand**) userdata; |
| int r; |
| |
| assert(bus); |
| assert(reply); |
| |
| r = sd_bus_message_open_container(reply, 'a', "(sasasttttuii)"); |
| if (r < 0) |
| return r; |
| |
| LIST_FOREACH(command, c, exec_command) { |
| r = append_exec_ex_command(reply, c); |
| if (r < 0) |
| return r; |
| } |
| |
| return sd_bus_message_close_container(reply); |
| } |
| |
| static char *exec_command_flags_to_exec_chars(ExecCommandFlags flags) { |
| return strjoin(FLAGS_SET(flags, EXEC_COMMAND_IGNORE_FAILURE) ? "-" : "", |
| FLAGS_SET(flags, EXEC_COMMAND_NO_ENV_EXPAND) ? ":" : "", |
| FLAGS_SET(flags, EXEC_COMMAND_FULLY_PRIVILEGED) ? "+" : "", |
| FLAGS_SET(flags, EXEC_COMMAND_NO_SETUID) ? "!" : "", |
| FLAGS_SET(flags, EXEC_COMMAND_AMBIENT_MAGIC) ? "!!" : ""); |
| } |
| |
| int bus_set_transient_exec_command( |
| Unit *u, |
| const char *name, |
| ExecCommand **exec_command, |
| sd_bus_message *message, |
| UnitWriteFlags flags, |
| sd_bus_error *error) { |
| bool is_ex_prop = endswith(name, "Ex"); |
| unsigned n = 0; |
| int r; |
| |
| r = sd_bus_message_enter_container(message, 'a', is_ex_prop ? "(sasas)" : "(sasb)"); |
| if (r < 0) |
| return r; |
| |
| while ((r = sd_bus_message_enter_container(message, 'r', is_ex_prop ? "sasas" : "sasb")) > 0) { |
| _cleanup_strv_free_ char **argv = NULL, **ex_opts = NULL; |
| const char *path; |
| int b; |
| |
| r = sd_bus_message_read(message, "s", &path); |
| if (r < 0) |
| return r; |
| |
| if (!path_is_absolute(path) && !filename_is_valid(path)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "\"%s\" is neither a valid executable name nor an absolute path", |
| path); |
| |
| r = sd_bus_message_read_strv(message, &argv); |
| if (r < 0) |
| return r; |
| |
| r = is_ex_prop ? sd_bus_message_read_strv(message, &ex_opts) : sd_bus_message_read(message, "b", &b); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| ExecCommand *c; |
| |
| c = new0(ExecCommand, 1); |
| if (!c) |
| return -ENOMEM; |
| |
| c->path = strdup(path); |
| if (!c->path) { |
| free(c); |
| return -ENOMEM; |
| } |
| |
| c->argv = TAKE_PTR(argv); |
| |
| if (is_ex_prop) { |
| r = exec_command_flags_from_strv(ex_opts, &c->flags); |
| if (r < 0) |
| return r; |
| } else |
| c->flags = b ? EXEC_COMMAND_IGNORE_FAILURE : 0; |
| |
| path_simplify(c->path, false); |
| exec_command_append_list(exec_command, c); |
| } |
| |
| n++; |
| } |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *buf = NULL; |
| _cleanup_fclose_ FILE *f = NULL; |
| ExecCommand *c; |
| size_t size = 0; |
| |
| if (n == 0) |
| *exec_command = exec_command_free_list(*exec_command); |
| |
| f = open_memstream_unlocked(&buf, &size); |
| if (!f) |
| return -ENOMEM; |
| |
| fprintf(f, "%s=\n", name); |
| |
| LIST_FOREACH(command, c, *exec_command) { |
| _cleanup_free_ char *a = NULL, *exec_chars = NULL; |
| |
| exec_chars = exec_command_flags_to_exec_chars(c->flags); |
| if (!exec_chars) |
| return -ENOMEM; |
| |
| a = unit_concat_strv(c->argv, UNIT_ESCAPE_C|UNIT_ESCAPE_SPECIFIERS); |
| if (!a) |
| return -ENOMEM; |
| |
| if (streq_ptr(c->path, c->argv ? c->argv[0] : NULL)) |
| fprintf(f, "%s=%s%s\n", name, exec_chars, a); |
| else { |
| _cleanup_free_ char *t = NULL; |
| const char *p; |
| |
| p = unit_escape_setting(c->path, UNIT_ESCAPE_C|UNIT_ESCAPE_SPECIFIERS, &t); |
| if (!p) |
| return -ENOMEM; |
| |
| fprintf(f, "%s=%s@%s %s\n", name, exec_chars, p, a); |
| } |
| } |
| |
| r = fflush_and_check(f); |
| if (r < 0) |
| return r; |
| |
| unit_write_setting(u, flags, name, buf); |
| } |
| |
| return 1; |
| } |
| |
| static int parse_personality(const char *s, unsigned long *p) { |
| unsigned long v; |
| |
| assert(p); |
| |
| v = personality_from_string(s); |
| if (v == PERSONALITY_INVALID) |
| return -EINVAL; |
| |
| *p = v; |
| return 0; |
| } |
| |
| static const char* mount_propagation_flags_to_string_with_check(unsigned long n) { |
| if (!IN_SET(n, 0, MS_SHARED, MS_PRIVATE, MS_SLAVE)) |
| return NULL; |
| |
| return mount_propagation_flags_to_string(n); |
| } |
| |
| static BUS_DEFINE_SET_TRANSIENT(nsec, "t", uint64_t, nsec_t, NSEC_FMT); |
| static BUS_DEFINE_SET_TRANSIENT_IS_VALID(log_level, "i", int32_t, int, "%" PRIi32, log_level_is_valid); |
| #if HAVE_SECCOMP |
| static BUS_DEFINE_SET_TRANSIENT_IS_VALID(errno, "i", int32_t, int, "%" PRIi32, seccomp_errno_or_action_is_valid); |
| #endif |
| static BUS_DEFINE_SET_TRANSIENT_PARSE(std_input, ExecInput, exec_input_from_string); |
| static BUS_DEFINE_SET_TRANSIENT_PARSE(std_output, ExecOutput, exec_output_from_string); |
| static BUS_DEFINE_SET_TRANSIENT_PARSE(utmp_mode, ExecUtmpMode, exec_utmp_mode_from_string); |
| static BUS_DEFINE_SET_TRANSIENT_PARSE(protect_system, ProtectSystem, protect_system_from_string); |
| static BUS_DEFINE_SET_TRANSIENT_PARSE(protect_home, ProtectHome, protect_home_from_string); |
| static BUS_DEFINE_SET_TRANSIENT_PARSE(keyring_mode, ExecKeyringMode, exec_keyring_mode_from_string); |
| static BUS_DEFINE_SET_TRANSIENT_PARSE(protect_proc, ProtectProc, protect_proc_from_string); |
| static BUS_DEFINE_SET_TRANSIENT_PARSE(proc_subset, ProcSubset, proc_subset_from_string); |
| static BUS_DEFINE_SET_TRANSIENT_PARSE(preserve_mode, ExecPreserveMode, exec_preserve_mode_from_string); |
| static BUS_DEFINE_SET_TRANSIENT_PARSE_PTR(personality, unsigned long, parse_personality); |
| static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(secure_bits, "i", int32_t, int, "%" PRIi32, secure_bits_to_string_alloc_with_check); |
| static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(capability, "t", uint64_t, uint64_t, "%" PRIu64, capability_set_to_string_alloc); |
| static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(namespace_flag, "t", uint64_t, unsigned long, "%" PRIu64, namespace_flags_to_string); |
| static BUS_DEFINE_SET_TRANSIENT_TO_STRING(mount_flags, "t", uint64_t, unsigned long, "%" PRIu64, mount_propagation_flags_to_string_with_check); |
| |
| /* ret_format_str is an accumulator, so if it has any pre-existing content, new options will be appended to it */ |
| static int read_mount_options(sd_bus_message *message, sd_bus_error *error, MountOptions **ret_options, char **ret_format_str, const char *separator) { |
| _cleanup_(mount_options_free_allp) MountOptions *options = NULL; |
| _cleanup_free_ char *format_str = NULL; |
| const char *mount_options, *partition; |
| int r; |
| |
| assert(message); |
| assert(ret_options); |
| assert(ret_format_str); |
| assert(separator); |
| |
| r = sd_bus_message_enter_container(message, 'a', "(ss)"); |
| if (r < 0) |
| return r; |
| |
| while ((r = sd_bus_message_read(message, "(ss)", &partition, &mount_options)) > 0) { |
| _cleanup_free_ char *previous = NULL, *escaped = NULL; |
| _cleanup_free_ MountOptions *o = NULL; |
| PartitionDesignator partition_designator; |
| |
| if (chars_intersect(mount_options, WHITESPACE)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Invalid mount options string, contains whitespace character(s): %s", mount_options); |
| |
| partition_designator = partition_designator_from_string(partition); |
| if (partition_designator < 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid partition name %s", partition); |
| |
| /* Need to store them in the unit with the escapes, so that they can be parsed again */ |
| escaped = shell_escape(mount_options, ":"); |
| if (!escaped) |
| return -ENOMEM; |
| |
| previous = TAKE_PTR(format_str); |
| format_str = strjoin(previous, previous ? separator : "", partition, ":", escaped); |
| if (!format_str) |
| return -ENOMEM; |
| |
| o = new(MountOptions, 1); |
| if (!o) |
| return -ENOMEM; |
| *o = (MountOptions) { |
| .partition_designator = partition_designator, |
| .options = strdup(mount_options), |
| }; |
| if (!o->options) |
| return -ENOMEM; |
| LIST_APPEND(mount_options, options, TAKE_PTR(o)); |
| } |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!LIST_IS_EMPTY(options)) { |
| char *final = strjoin(*ret_format_str, !isempty(*ret_format_str) ? separator : "", format_str); |
| if (!final) |
| return -ENOMEM; |
| free_and_replace(*ret_format_str, final); |
| LIST_JOIN(mount_options, *ret_options, options); |
| } |
| |
| return 0; |
| } |
| |
| int bus_exec_context_set_transient_property( |
| Unit *u, |
| ExecContext *c, |
| const char *name, |
| sd_bus_message *message, |
| UnitWriteFlags flags, |
| sd_bus_error *error) { |
| |
| const char *suffix; |
| int r; |
| |
| assert(u); |
| assert(c); |
| assert(name); |
| assert(message); |
| |
| flags |= UNIT_PRIVATE; |
| |
| if (streq(name, "User")) |
| return bus_set_transient_user_relaxed(u, name, &c->user, message, flags, error); |
| |
| if (streq(name, "Group")) |
| return bus_set_transient_user_relaxed(u, name, &c->group, message, flags, error); |
| |
| if (streq(name, "TTYPath")) |
| return bus_set_transient_path(u, name, &c->tty_path, message, flags, error); |
| |
| if (streq(name, "RootImage")) |
| return bus_set_transient_path(u, name, &c->root_image, message, flags, error); |
| |
| if (streq(name, "RootImageOptions")) { |
| _cleanup_(mount_options_free_allp) MountOptions *options = NULL; |
| _cleanup_free_ char *format_str = NULL; |
| |
| r = read_mount_options(message, error, &options, &format_str, " "); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| if (LIST_IS_EMPTY(options)) { |
| c->root_image_options = mount_options_free_all(c->root_image_options); |
| unit_write_settingf(u, flags, name, "%s=", name); |
| } else { |
| LIST_JOIN(mount_options, c->root_image_options, options); |
| unit_write_settingf( |
| u, flags|UNIT_ESCAPE_SPECIFIERS, name, |
| "%s=%s", |
| name, |
| format_str); |
| } |
| } |
| |
| return 1; |
| } |
| |
| if (streq(name, "RootHash")) { |
| const void *roothash_decoded; |
| size_t roothash_decoded_size; |
| |
| r = sd_bus_message_read_array(message, 'y', &roothash_decoded, &roothash_decoded_size); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *encoded = NULL; |
| |
| if (roothash_decoded_size == 0) { |
| c->root_hash_path = mfree(c->root_hash_path); |
| c->root_hash = mfree(c->root_hash); |
| c->root_hash_size = 0; |
| |
| unit_write_settingf(u, flags, name, "RootHash="); |
| } else { |
| _cleanup_free_ void *p; |
| |
| encoded = hexmem(roothash_decoded, roothash_decoded_size); |
| if (!encoded) |
| return -ENOMEM; |
| |
| p = memdup(roothash_decoded, roothash_decoded_size); |
| if (!p) |
| return -ENOMEM; |
| |
| free_and_replace(c->root_hash, p); |
| c->root_hash_size = roothash_decoded_size; |
| c->root_hash_path = mfree(c->root_hash_path); |
| |
| unit_write_settingf(u, flags, name, "RootHash=%s", encoded); |
| } |
| } |
| |
| return 1; |
| } |
| |
| if (streq(name, "RootHashPath")) { |
| c->root_hash_size = 0; |
| c->root_hash = mfree(c->root_hash); |
| |
| return bus_set_transient_path(u, "RootHash", &c->root_hash_path, message, flags, error); |
| } |
| |
| if (streq(name, "RootHashSignature")) { |
| const void *roothash_sig_decoded; |
| size_t roothash_sig_decoded_size; |
| |
| r = sd_bus_message_read_array(message, 'y', &roothash_sig_decoded, &roothash_sig_decoded_size); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *encoded = NULL; |
| |
| if (roothash_sig_decoded_size == 0) { |
| c->root_hash_sig_path = mfree(c->root_hash_sig_path); |
| c->root_hash_sig = mfree(c->root_hash_sig); |
| c->root_hash_sig_size = 0; |
| |
| unit_write_settingf(u, flags, name, "RootHashSignature="); |
| } else { |
| _cleanup_free_ void *p; |
| ssize_t len; |
| |
| len = base64mem(roothash_sig_decoded, roothash_sig_decoded_size, &encoded); |
| if (len < 0) |
| return -ENOMEM; |
| |
| p = memdup(roothash_sig_decoded, roothash_sig_decoded_size); |
| if (!p) |
| return -ENOMEM; |
| |
| free_and_replace(c->root_hash_sig, p); |
| c->root_hash_sig_size = roothash_sig_decoded_size; |
| c->root_hash_sig_path = mfree(c->root_hash_sig_path); |
| |
| unit_write_settingf(u, flags, name, "RootHashSignature=base64:%s", encoded); |
| } |
| } |
| |
| return 1; |
| } |
| |
| if (streq(name, "RootHashSignaturePath")) { |
| c->root_hash_sig_size = 0; |
| c->root_hash_sig = mfree(c->root_hash_sig); |
| |
| return bus_set_transient_path(u, "RootHashSignature", &c->root_hash_sig_path, message, flags, error); |
| } |
| |
| if (streq(name, "RootVerity")) |
| return bus_set_transient_path(u, name, &c->root_verity, message, flags, error); |
| |
| if (streq(name, "RootDirectory")) |
| return bus_set_transient_path(u, name, &c->root_directory, message, flags, error); |
| |
| if (streq(name, "SyslogIdentifier")) |
| return bus_set_transient_string(u, name, &c->syslog_identifier, message, flags, error); |
| |
| if (streq(name, "LogLevelMax")) |
| return bus_set_transient_log_level(u, name, &c->log_level_max, message, flags, error); |
| |
| if (streq(name, "LogRateLimitIntervalUSec")) |
| return bus_set_transient_usec(u, name, &c->log_ratelimit_interval_usec, message, flags, error); |
| |
| if (streq(name, "LogRateLimitBurst")) |
| return bus_set_transient_unsigned(u, name, &c->log_ratelimit_burst, message, flags, error); |
| |
| if (streq(name, "Personality")) |
| return bus_set_transient_personality(u, name, &c->personality, message, flags, error); |
| |
| if (streq(name, "StandardInput")) |
| return bus_set_transient_std_input(u, name, &c->std_input, message, flags, error); |
| |
| if (streq(name, "StandardOutput")) |
| return bus_set_transient_std_output(u, name, &c->std_output, message, flags, error); |
| |
| if (streq(name, "StandardError")) |
| return bus_set_transient_std_output(u, name, &c->std_error, message, flags, error); |
| |
| if (streq(name, "IgnoreSIGPIPE")) |
| return bus_set_transient_bool(u, name, &c->ignore_sigpipe, message, flags, error); |
| |
| if (streq(name, "TTYVHangup")) |
| return bus_set_transient_bool(u, name, &c->tty_vhangup, message, flags, error); |
| |
| if (streq(name, "TTYReset")) |
| return bus_set_transient_bool(u, name, &c->tty_reset, message, flags, error); |
| |
| if (streq(name, "TTYVTDisallocate")) |
| return bus_set_transient_bool(u, name, &c->tty_vt_disallocate, message, flags, error); |
| |
| if (streq(name, "PrivateTmp")) |
| return bus_set_transient_bool(u, name, &c->private_tmp, message, flags, error); |
| |
| if (streq(name, "PrivateDevices")) |
| return bus_set_transient_bool(u, name, &c->private_devices, message, flags, error); |
| |
| if (streq(name, "PrivateMounts")) |
| return bus_set_transient_bool(u, name, &c->private_mounts, message, flags, error); |
| |
| if (streq(name, "PrivateNetwork")) |
| return bus_set_transient_bool(u, name, &c->private_network, message, flags, error); |
| |
| if (streq(name, "PrivateUsers")) |
| return bus_set_transient_bool(u, name, &c->private_users, message, flags, error); |
| |
| if (streq(name, "NoNewPrivileges")) |
| return bus_set_transient_bool(u, name, &c->no_new_privileges, message, flags, error); |
| |
| if (streq(name, "SyslogLevelPrefix")) |
| return bus_set_transient_bool(u, name, &c->syslog_level_prefix, message, flags, error); |
| |
| if (streq(name, "MemoryDenyWriteExecute")) |
| return bus_set_transient_bool(u, name, &c->memory_deny_write_execute, message, flags, error); |
| |
| if (streq(name, "RestrictRealtime")) |
| return bus_set_transient_bool(u, name, &c->restrict_realtime, message, flags, error); |
| |
| if (streq(name, "RestrictSUIDSGID")) |
| return bus_set_transient_bool(u, name, &c->restrict_suid_sgid, message, flags, error); |
| |
| if (streq(name, "DynamicUser")) |
| return bus_set_transient_bool(u, name, &c->dynamic_user, message, flags, error); |
| |
| if (streq(name, "RemoveIPC")) |
| return bus_set_transient_bool(u, name, &c->remove_ipc, message, flags, error); |
| |
| if (streq(name, "ProtectKernelTunables")) |
| return bus_set_transient_bool(u, name, &c->protect_kernel_tunables, message, flags, error); |
| |
| if (streq(name, "ProtectKernelModules")) |
| return bus_set_transient_bool(u, name, &c->protect_kernel_modules, message, flags, error); |
| |
| if (streq(name, "ProtectKernelLogs")) |
| return bus_set_transient_bool(u, name, &c->protect_kernel_logs, message, flags, error); |
| |
| if (streq(name, "ProtectClock")) |
| return bus_set_transient_bool(u, name, &c->protect_clock, message, flags, error); |
| |
| if (streq(name, "ProtectControlGroups")) |
| return bus_set_transient_bool(u, name, &c->protect_control_groups, message, flags, error); |
| |
| if (streq(name, "CPUSchedulingResetOnFork")) |
| return bus_set_transient_bool(u, name, &c->cpu_sched_reset_on_fork, message, flags, error); |
| |
| if (streq(name, "NonBlocking")) |
| return bus_set_transient_bool(u, name, &c->non_blocking, message, flags, error); |
| |
| if (streq(name, "LockPersonality")) |
| return bus_set_transient_bool(u, name, &c->lock_personality, message, flags, error); |
| |
| if (streq(name, "ProtectHostname")) |
| return bus_set_transient_bool(u, name, &c->protect_hostname, message, flags, error); |
| |
| if (streq(name, "UtmpIdentifier")) |
| return bus_set_transient_string(u, name, &c->utmp_id, message, flags, error); |
| |
| if (streq(name, "UtmpMode")) |
| return bus_set_transient_utmp_mode(u, name, &c->utmp_mode, message, flags, error); |
| |
| if (streq(name, "PAMName")) |
| return bus_set_transient_string(u, name, &c->pam_name, message, flags, error); |
| |
| if (streq(name, "TimerSlackNSec")) |
| return bus_set_transient_nsec(u, name, &c->timer_slack_nsec, message, flags, error); |
| |
| if (streq(name, "ProtectSystem")) |
| return bus_set_transient_protect_system(u, name, &c->protect_system, message, flags, error); |
| |
| if (streq(name, "ProtectHome")) |
| return bus_set_transient_protect_home(u, name, &c->protect_home, message, flags, error); |
| |
| if (streq(name, "KeyringMode")) |
| return bus_set_transient_keyring_mode(u, name, &c->keyring_mode, message, flags, error); |
| |
| if (streq(name, "ProtectProc")) |
| return bus_set_transient_protect_proc(u, name, &c->protect_proc, message, flags, error); |
| |
| if (streq(name, "ProcSubset")) |
| return bus_set_transient_proc_subset(u, name, &c->proc_subset, message, flags, error); |
| |
| if (streq(name, "RuntimeDirectoryPreserve")) |
| return bus_set_transient_preserve_mode(u, name, &c->runtime_directory_preserve_mode, message, flags, error); |
| |
| if (streq(name, "UMask")) |
| return bus_set_transient_mode_t(u, name, &c->umask, message, flags, error); |
| |
| if (streq(name, "RuntimeDirectoryMode")) |
| return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_RUNTIME].mode, message, flags, error); |
| |
| if (streq(name, "StateDirectoryMode")) |
| return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_STATE].mode, message, flags, error); |
| |
| if (streq(name, "CacheDirectoryMode")) |
| return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_CACHE].mode, message, flags, error); |
| |
| if (streq(name, "LogsDirectoryMode")) |
| return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_LOGS].mode, message, flags, error); |
| |
| if (streq(name, "ConfigurationDirectoryMode")) |
| return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_CONFIGURATION].mode, message, flags, error); |
| |
| if (streq(name, "SELinuxContext")) |
| return bus_set_transient_string(u, name, &c->selinux_context, message, flags, error); |
| |
| if (streq(name, "SecureBits")) |
| return bus_set_transient_secure_bits(u, name, &c->secure_bits, message, flags, error); |
| |
| if (streq(name, "CapabilityBoundingSet")) |
| return bus_set_transient_capability(u, name, &c->capability_bounding_set, message, flags, error); |
| |
| if (streq(name, "AmbientCapabilities")) |
| return bus_set_transient_capability(u, name, &c->capability_ambient_set, message, flags, error); |
| |
| if (streq(name, "RestrictNamespaces")) |
| return bus_set_transient_namespace_flag(u, name, &c->restrict_namespaces, message, flags, error); |
| |
| if (streq(name, "MountFlags")) |
| return bus_set_transient_mount_flags(u, name, &c->mount_flags, message, flags, error); |
| |
| if (streq(name, "NetworkNamespacePath")) |
| return bus_set_transient_path(u, name, &c->network_namespace_path, message, flags, error); |
| |
| if (streq(name, "SupplementaryGroups")) { |
| _cleanup_strv_free_ char **l = NULL; |
| char **p; |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| STRV_FOREACH(p, l) |
| if (!isempty(*p) && !valid_user_group_name(*p, VALID_USER_ALLOW_NUMERIC|VALID_USER_RELAX|VALID_USER_WARN)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Invalid supplementary group names"); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| if (strv_isempty(l)) { |
| c->supplementary_groups = strv_free(c->supplementary_groups); |
| unit_write_settingf(u, flags, name, "%s=", name); |
| } else { |
| _cleanup_free_ char *joined = NULL; |
| |
| r = strv_extend_strv(&c->supplementary_groups, l, true); |
| if (r < 0) |
| return -ENOMEM; |
| |
| joined = strv_join(c->supplementary_groups, " "); |
| if (!joined) |
| return -ENOMEM; |
| |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s", name, joined); |
| } |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "SetCredential")) { |
| bool isempty = true; |
| |
| r = sd_bus_message_enter_container(message, 'a', "(say)"); |
| if (r < 0) |
| return r; |
| |
| for (;;) { |
| const char *id; |
| const void *p; |
| size_t sz; |
| |
| r = sd_bus_message_enter_container(message, 'r', "say"); |
| if (r < 0) |
| return r; |
| if (r == 0) |
| break; |
| |
| r = sd_bus_message_read(message, "s", &id); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_array(message, 'y', &p, &sz); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!credential_name_valid(id)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Credential ID is invalid: %s", id); |
| |
| isempty = false; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *a = NULL, *b = NULL; |
| _cleanup_free_ void *copy = NULL; |
| ExecSetCredential *old; |
| |
| copy = memdup(p, sz); |
| if (!copy) |
| return -ENOMEM; |
| |
| old = hashmap_get(c->set_credentials, id); |
| if (old) { |
| free_and_replace(old->data, copy); |
| old->size = sz; |
| } else { |
| _cleanup_(exec_set_credential_freep) ExecSetCredential *sc = NULL; |
| |
| sc = new0(ExecSetCredential, 1); |
| if (!sc) |
| return -ENOMEM; |
| |
| sc->id = strdup(id); |
| if (!sc->id) |
| return -ENOMEM; |
| |
| sc->data = TAKE_PTR(copy); |
| sc->size = sz; |
| |
| r = hashmap_ensure_allocated(&c->set_credentials, &exec_set_credential_hash_ops); |
| if (r < 0) |
| return r; |
| |
| r = hashmap_put(c->set_credentials, sc->id, sc); |
| if (r < 0) |
| return r; |
| |
| TAKE_PTR(sc); |
| } |
| |
| a = specifier_escape(id); |
| if (!a) |
| return -ENOMEM; |
| |
| b = cescape_length(p, sz); |
| if (!b) |
| return -ENOMEM; |
| |
| (void) unit_write_settingf(u, flags, name, "%s=%s:%s", name, a, b); |
| } |
| } |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags) && isempty) { |
| c->set_credentials = hashmap_free(c->set_credentials); |
| (void) unit_write_settingf(u, flags, name, "%s=", name); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "LoadCredential")) { |
| bool isempty = true; |
| |
| r = sd_bus_message_enter_container(message, 'a', "(ss)"); |
| if (r < 0) |
| return r; |
| |
| for (;;) { |
| const char *id, *source; |
| |
| r = sd_bus_message_read(message, "(ss)", &id, &source); |
| if (r < 0) |
| return r; |
| if (r == 0) |
| break; |
| |
| if (!credential_name_valid(id)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Credential ID is invalid: %s", id); |
| |
| if (!(path_is_absolute(source) ? path_is_normalized(source) : credential_name_valid(source))) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Credential source is invalid: %s", source); |
| |
| isempty = false; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| r = strv_extend_strv(&c->load_credentials, STRV_MAKE(id, source), /* filter_duplicates = */ false); |
| if (r < 0) |
| return r; |
| |
| (void) unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s:%s", name, id, source); |
| } |
| } |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags) && isempty) { |
| c->load_credentials = strv_free(c->load_credentials); |
| (void) unit_write_settingf(u, flags, name, "%s=", name); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "SyslogLevel")) { |
| int32_t level; |
| |
| r = sd_bus_message_read(message, "i", &level); |
| if (r < 0) |
| return r; |
| |
| if (!log_level_is_valid(level)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log level value out of range"); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| c->syslog_priority = (c->syslog_priority & LOG_FACMASK) | level; |
| unit_write_settingf(u, flags, name, "SyslogLevel=%i", level); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "SyslogFacility")) { |
| int32_t facility; |
| |
| r = sd_bus_message_read(message, "i", &facility); |
| if (r < 0) |
| return r; |
| |
| if (!log_facility_unshifted_is_valid(facility)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log facility value out of range"); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| c->syslog_priority = (facility << 3) | LOG_PRI(c->syslog_priority); |
| unit_write_settingf(u, flags, name, "SyslogFacility=%i", facility); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "LogNamespace")) { |
| const char *n; |
| |
| r = sd_bus_message_read(message, "s", &n); |
| if (r < 0) |
| return r; |
| |
| if (!isempty(n) && !log_namespace_name_valid(n)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log namespace name not valid"); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| |
| if (isempty(n)) { |
| c->log_namespace = mfree(c->log_namespace); |
| unit_write_settingf(u, flags, name, "%s=", name); |
| } else { |
| r = free_and_strdup(&c->log_namespace, n); |
| if (r < 0) |
| return r; |
| |
| unit_write_settingf(u, flags, name, "%s=%s", name, n); |
| } |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "LogExtraFields")) { |
| size_t n = 0; |
| |
| r = sd_bus_message_enter_container(message, 'a', "ay"); |
| if (r < 0) |
| return r; |
| |
| for (;;) { |
| _cleanup_free_ void *copy = NULL; |
| struct iovec *t; |
| const char *eq; |
| const void *p; |
| size_t sz; |
| |
| /* Note that we expect a byte array for each field, instead of a string. That's because on the |
| * lower-level journal fields can actually contain binary data and are not restricted to text, |
| * and we should not "lose precision" in our types on the way. That said, I am pretty sure |
| * actually encoding binary data as unit metadata is not a good idea. Hence we actually refuse |
| * any actual binary data, and only accept UTF-8. This allows us to eventually lift this |
| * limitation, should a good, valid usecase arise. */ |
| |
| r = sd_bus_message_read_array(message, 'y', &p, &sz); |
| if (r < 0) |
| return r; |
| if (r == 0) |
| break; |
| |
| if (memchr(p, 0, sz)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field contains zero byte"); |
| |
| eq = memchr(p, '=', sz); |
| if (!eq) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field contains no '=' character"); |
| if (!journal_field_valid(p, eq - (const char*) p, false)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field invalid"); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| t = reallocarray(c->log_extra_fields, c->n_log_extra_fields+1, sizeof(struct iovec)); |
| if (!t) |
| return -ENOMEM; |
| c->log_extra_fields = t; |
| } |
| |
| copy = malloc(sz + 1); |
| if (!copy) |
| return -ENOMEM; |
| |
| memcpy(copy, p, sz); |
| ((uint8_t*) copy)[sz] = 0; |
| |
| if (!utf8_is_valid(copy)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field is not valid UTF-8"); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| c->log_extra_fields[c->n_log_extra_fields++] = IOVEC_MAKE(copy, sz); |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C, name, "LogExtraFields=%s", (char*) copy); |
| |
| copy = NULL; |
| } |
| |
| n++; |
| } |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags) && n == 0) { |
| exec_context_free_log_extra_fields(c); |
| unit_write_setting(u, flags, name, "LogExtraFields="); |
| } |
| |
| return 1; |
| } |
| |
| #if HAVE_SECCOMP |
| |
| if (streq(name, "SystemCallErrorNumber")) |
| return bus_set_transient_errno(u, name, &c->syscall_errno, message, flags, error); |
| |
| if (streq(name, "SystemCallFilter")) { |
| int allow_list; |
| _cleanup_strv_free_ char **l = NULL; |
| |
| r = sd_bus_message_enter_container(message, 'r', "bas"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read(message, "b", &allow_list); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *joined = NULL; |
| SeccompParseFlags invert_flag = allow_list ? 0 : SECCOMP_PARSE_INVERT; |
| char **s; |
| |
| if (strv_isempty(l)) { |
| c->syscall_allow_list = false; |
| c->syscall_filter = hashmap_free(c->syscall_filter); |
| |
| unit_write_settingf(u, flags, name, "SystemCallFilter="); |
| return 1; |
| } |
| |
| if (!c->syscall_filter) { |
| c->syscall_filter = hashmap_new(NULL); |
| if (!c->syscall_filter) |
| return log_oom(); |
| |
| c->syscall_allow_list = allow_list; |
| |
| if (c->syscall_allow_list) { |
| r = seccomp_parse_syscall_filter("@default", |
| -1, |
| c->syscall_filter, |
| SECCOMP_PARSE_PERMISSIVE | |
| SECCOMP_PARSE_ALLOW_LIST | invert_flag, |
| u->id, |
| NULL, 0); |
| if (r < 0) |
| return r; |
| } |
| } |
| |
| STRV_FOREACH(s, l) { |
| _cleanup_free_ char *n = NULL; |
| int e; |
| |
| r = parse_syscall_and_errno(*s, &n, &e); |
| if (r < 0) |
| return r; |
| |
| r = seccomp_parse_syscall_filter(n, |
| e, |
| c->syscall_filter, |
| SECCOMP_PARSE_LOG | SECCOMP_PARSE_PERMISSIVE | |
| invert_flag | |
| (c->syscall_allow_list ? SECCOMP_PARSE_ALLOW_LIST : 0), |
| u->id, |
| NULL, 0); |
| if (r < 0) |
| return r; |
| } |
| |
| joined = strv_join(l, " "); |
| if (!joined) |
| return -ENOMEM; |
| |
| unit_write_settingf(u, flags, name, "SystemCallFilter=%s%s", allow_list ? "" : "~", joined); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "SystemCallLog")) { |
| int allow_list; |
| _cleanup_strv_free_ char **l = NULL; |
| |
| r = sd_bus_message_enter_container(message, 'r', "bas"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read(message, "b", &allow_list); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *joined = NULL; |
| SeccompParseFlags invert_flag = allow_list ? 0 : SECCOMP_PARSE_INVERT; |
| char **s; |
| |
| if (strv_isempty(l)) { |
| c->syscall_log_allow_list = false; |
| c->syscall_log = hashmap_free(c->syscall_log); |
| |
| unit_write_settingf(u, flags, name, "SystemCallLog="); |
| return 1; |
| } |
| |
| if (!c->syscall_log) { |
| c->syscall_log = hashmap_new(NULL); |
| if (!c->syscall_log) |
| return log_oom(); |
| |
| c->syscall_log_allow_list = allow_list; |
| } |
| |
| STRV_FOREACH(s, l) { |
| _cleanup_free_ char *n = NULL; |
| int e; |
| |
| r = parse_syscall_and_errno(*s, &n, &e); |
| if (r < 0) |
| return r; |
| |
| r = seccomp_parse_syscall_filter(n, |
| 0, /* errno not used */ |
| c->syscall_log, |
| SECCOMP_PARSE_LOG | SECCOMP_PARSE_PERMISSIVE | |
| invert_flag | |
| (c->syscall_log_allow_list ? SECCOMP_PARSE_ALLOW_LIST : 0), |
| u->id, |
| NULL, 0); |
| if (r < 0) |
| return r; |
| } |
| |
| joined = strv_join(l, " "); |
| if (!joined) |
| return -ENOMEM; |
| |
| unit_write_settingf(u, flags, name, "SystemCallLog=%s%s", allow_list ? "" : "~", joined); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "SystemCallArchitectures")) { |
| _cleanup_strv_free_ char **l = NULL; |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *joined = NULL; |
| |
| if (strv_isempty(l)) |
| c->syscall_archs = set_free(c->syscall_archs); |
| else { |
| char **s; |
| |
| STRV_FOREACH(s, l) { |
| uint32_t a; |
| |
| r = seccomp_arch_from_string(*s, &a); |
| if (r < 0) |
| return r; |
| |
| r = set_ensure_put(&c->syscall_archs, NULL, UINT32_TO_PTR(a + 1)); |
| if (r < 0) |
| return r; |
| } |
| |
| } |
| |
| joined = strv_join(l, " "); |
| if (!joined) |
| return -ENOMEM; |
| |
| unit_write_settingf(u, flags, name, "%s=%s", name, joined); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "RestrictAddressFamilies")) { |
| int allow_list; |
| _cleanup_strv_free_ char **l = NULL; |
| |
| r = sd_bus_message_enter_container(message, 'r', "bas"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read(message, "b", &allow_list); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *joined = NULL; |
| char **s; |
| |
| if (strv_isempty(l)) { |
| c->address_families_allow_list = false; |
| c->address_families = set_free(c->address_families); |
| |
| unit_write_settingf(u, flags, name, "RestrictAddressFamilies="); |
| return 1; |
| } |
| |
| if (!c->address_families) { |
| c->address_families = set_new(NULL); |
| if (!c->address_families) |
| return log_oom(); |
| |
| c->address_families_allow_list = allow_list; |
| } |
| |
| STRV_FOREACH(s, l) { |
| int af; |
| |
| af = af_from_name(*s); |
| if (af < 0) |
| return af; |
| |
| if (allow_list == c->address_families_allow_list) { |
| r = set_put(c->address_families, INT_TO_PTR(af)); |
| if (r < 0) |
| return r; |
| } else |
| (void) set_remove(c->address_families, INT_TO_PTR(af)); |
| } |
| |
| joined = strv_join(l, " "); |
| if (!joined) |
| return -ENOMEM; |
| |
| unit_write_settingf(u, flags, name, "RestrictAddressFamilies=%s%s", allow_list ? "" : "~", joined); |
| } |
| |
| return 1; |
| } |
| #endif |
| if (STR_IN_SET(name, "CPUAffinity", "NUMAMask")) { |
| const void *a; |
| size_t n; |
| bool affinity = streq(name, "CPUAffinity"); |
| _cleanup_(cpu_set_reset) CPUSet set = {}; |
| |
| r = sd_bus_message_read_array(message, 'y', &a, &n); |
| if (r < 0) |
| return r; |
| |
| r = cpu_set_from_dbus(a, n, &set); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| if (n == 0) { |
| cpu_set_reset(affinity ? &c->cpu_set : &c->numa_policy.nodes); |
| unit_write_settingf(u, flags, name, "%s=", name); |
| } else { |
| _cleanup_free_ char *str = NULL; |
| |
| str = cpu_set_to_string(&set); |
| if (!str) |
| return -ENOMEM; |
| |
| /* We forego any optimizations here, and always create the structure using |
| * cpu_set_add_all(), because we don't want to care if the existing size we |
| * got over dbus is appropriate. */ |
| r = cpu_set_add_all(affinity ? &c->cpu_set : &c->numa_policy.nodes, &set); |
| if (r < 0) |
| return r; |
| |
| unit_write_settingf(u, flags, name, "%s=%s", name, str); |
| } |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "CPUAffinityFromNUMA")) { |
| int q; |
| |
| r = sd_bus_message_read_basic(message, 'b', &q); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| c->cpu_affinity_from_numa = q; |
| unit_write_settingf(u, flags, name, "%s=%s", "CPUAffinity", "numa"); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "NUMAPolicy")) { |
| int32_t type; |
| |
| r = sd_bus_message_read(message, "i", &type); |
| if (r < 0) |
| return r; |
| |
| if (!mpol_is_valid(type)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid NUMAPolicy value: %i", type); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) |
| c->numa_policy.type = type; |
| |
| return 1; |
| |
| } else if (streq(name, "Nice")) { |
| int32_t q; |
| |
| r = sd_bus_message_read(message, "i", &q); |
| if (r < 0) |
| return r; |
| |
| if (!nice_is_valid(q)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid Nice value: %i", q); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| c->nice = q; |
| c->nice_set = true; |
| |
| unit_write_settingf(u, flags, name, "Nice=%i", q); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "CPUSchedulingPolicy")) { |
| int32_t q; |
| |
| r = sd_bus_message_read(message, "i", &q); |
| if (r < 0) |
| return r; |
| |
| if (!sched_policy_is_valid(q)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid CPU scheduling policy: %i", q); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *s = NULL; |
| |
| r = sched_policy_to_string_alloc(q, &s); |
| if (r < 0) |
| return r; |
| |
| c->cpu_sched_policy = q; |
| c->cpu_sched_priority = CLAMP(c->cpu_sched_priority, sched_get_priority_min(q), sched_get_priority_max(q)); |
| c->cpu_sched_set = true; |
| |
| unit_write_settingf(u, flags, name, "CPUSchedulingPolicy=%s", s); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "CPUSchedulingPriority")) { |
| int32_t p, min, max; |
| |
| r = sd_bus_message_read(message, "i", &p); |
| if (r < 0) |
| return r; |
| |
| min = sched_get_priority_min(c->cpu_sched_policy); |
| max = sched_get_priority_max(c->cpu_sched_policy); |
| if (p < min || p > max) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid CPU scheduling priority: %i", p); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| c->cpu_sched_priority = p; |
| c->cpu_sched_set = true; |
| |
| unit_write_settingf(u, flags, name, "CPUSchedulingPriority=%i", p); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "IOSchedulingClass")) { |
| int32_t q; |
| |
| r = sd_bus_message_read(message, "i", &q); |
| if (r < 0) |
| return r; |
| |
| if (!ioprio_class_is_valid(q)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid IO scheduling class: %i", q); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *s = NULL; |
| |
| r = ioprio_class_to_string_alloc(q, &s); |
| if (r < 0) |
| return r; |
| |
| c->ioprio = IOPRIO_PRIO_VALUE(q, IOPRIO_PRIO_DATA(c->ioprio)); |
| c->ioprio_set = true; |
| |
| unit_write_settingf(u, flags, name, "IOSchedulingClass=%s", s); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "IOSchedulingPriority")) { |
| int32_t p; |
| |
| r = sd_bus_message_read(message, "i", &p); |
| if (r < 0) |
| return r; |
| |
| if (!ioprio_priority_is_valid(p)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid IO scheduling priority: %i", p); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| c->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c->ioprio), p); |
| c->ioprio_set = true; |
| |
| unit_write_settingf(u, flags, name, "IOSchedulingPriority=%i", p); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "MountAPIVFS")) { |
| bool b; |
| |
| r = bus_set_transient_bool(u, name, &b, message, flags, error); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| c->mount_apivfs = b; |
| c->mount_apivfs_set = true; |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "WorkingDirectory")) { |
| const char *s; |
| bool missing_ok; |
| |
| r = sd_bus_message_read(message, "s", &s); |
| if (r < 0) |
| return r; |
| |
| if (s[0] == '-') { |
| missing_ok = true; |
| s++; |
| } else |
| missing_ok = false; |
| |
| if (!isempty(s) && !streq(s, "~") && !path_is_absolute(s)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "WorkingDirectory= expects an absolute path or '~'"); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| if (streq(s, "~")) { |
| c->working_directory = mfree(c->working_directory); |
| c->working_directory_home = true; |
| } else { |
| r = free_and_strdup(&c->working_directory, empty_to_null(s)); |
| if (r < 0) |
| return r; |
| |
| c->working_directory_home = false; |
| } |
| |
| c->working_directory_missing_ok = missing_ok; |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "WorkingDirectory=%s%s", missing_ok ? "-" : "", s); |
| } |
| |
| return 1; |
| |
| } else if (STR_IN_SET(name, |
| "StandardInputFileDescriptorName", "StandardOutputFileDescriptorName", "StandardErrorFileDescriptorName")) { |
| const char *s; |
| |
| r = sd_bus_message_read(message, "s", &s); |
| if (r < 0) |
| return r; |
| |
| if (!isempty(s) && !fdname_is_valid(s)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid file descriptor name"); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| |
| if (streq(name, "StandardInputFileDescriptorName")) { |
| r = free_and_strdup(c->stdio_fdname + STDIN_FILENO, empty_to_null(s)); |
| if (r < 0) |
| return r; |
| |
| c->std_input = EXEC_INPUT_NAMED_FD; |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardInput=fd:%s", exec_context_fdname(c, STDIN_FILENO)); |
| |
| } else if (streq(name, "StandardOutputFileDescriptorName")) { |
| r = free_and_strdup(c->stdio_fdname + STDOUT_FILENO, empty_to_null(s)); |
| if (r < 0) |
| return r; |
| |
| c->std_output = EXEC_OUTPUT_NAMED_FD; |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardOutput=fd:%s", exec_context_fdname(c, STDOUT_FILENO)); |
| |
| } else { |
| assert(streq(name, "StandardErrorFileDescriptorName")); |
| |
| r = free_and_strdup(&c->stdio_fdname[STDERR_FILENO], empty_to_null(s)); |
| if (r < 0) |
| return r; |
| |
| c->std_error = EXEC_OUTPUT_NAMED_FD; |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardError=fd:%s", exec_context_fdname(c, STDERR_FILENO)); |
| } |
| } |
| |
| return 1; |
| |
| } else if (STR_IN_SET(name, |
| "StandardInputFile", |
| "StandardOutputFile", "StandardOutputFileToAppend", |
| "StandardErrorFile", "StandardErrorFileToAppend")) { |
| const char *s; |
| |
| r = sd_bus_message_read(message, "s", &s); |
| if (r < 0) |
| return r; |
| |
| if (!isempty(s)) { |
| if (!path_is_absolute(s)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute", s); |
| if (!path_is_normalized(s)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not normalized", s); |
| } |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| |
| if (streq(name, "StandardInputFile")) { |
| r = free_and_strdup(&c->stdio_file[STDIN_FILENO], empty_to_null(s)); |
| if (r < 0) |
| return r; |
| |
| c->std_input = EXEC_INPUT_FILE; |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardInput=file:%s", s); |
| |
| } else if (STR_IN_SET(name, "StandardOutputFile", "StandardOutputFileToAppend")) { |
| r = free_and_strdup(&c->stdio_file[STDOUT_FILENO], empty_to_null(s)); |
| if (r < 0) |
| return r; |
| |
| if (streq(name, "StandardOutputFile")) { |
| c->std_output = EXEC_OUTPUT_FILE; |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardOutput=file:%s", s); |
| } else { |
| assert(streq(name, "StandardOutputFileToAppend")); |
| c->std_output = EXEC_OUTPUT_FILE_APPEND; |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardOutput=append:%s", s); |
| } |
| } else { |
| assert(STR_IN_SET(name, "StandardErrorFile", "StandardErrorFileToAppend")); |
| |
| r = free_and_strdup(&c->stdio_file[STDERR_FILENO], empty_to_null(s)); |
| if (r < 0) |
| return r; |
| |
| if (streq(name, "StandardErrorFile")) { |
| c->std_error = EXEC_OUTPUT_FILE; |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardError=file:%s", s); |
| } else { |
| assert(streq(name, "StandardErrorFileToAppend")); |
| c->std_error = EXEC_OUTPUT_FILE_APPEND; |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardError=append:%s", s); |
| } |
| } |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "StandardInputData")) { |
| const void *p; |
| size_t sz; |
| |
| r = sd_bus_message_read_array(message, 'y', &p, &sz); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *encoded = NULL; |
| |
| if (sz == 0) { |
| c->stdin_data = mfree(c->stdin_data); |
| c->stdin_data_size = 0; |
| |
| unit_write_settingf(u, flags, name, "StandardInputData="); |
| } else { |
| void *q; |
| ssize_t n; |
| |
| if (c->stdin_data_size + sz < c->stdin_data_size || /* check for overflow */ |
| c->stdin_data_size + sz > EXEC_STDIN_DATA_MAX) |
| return -E2BIG; |
| |
| n = base64mem(p, sz, &encoded); |
| if (n < 0) |
| return (int) n; |
| |
| q = realloc(c->stdin_data, c->stdin_data_size + sz); |
| if (!q) |
| return -ENOMEM; |
| |
| memcpy((uint8_t*) q + c->stdin_data_size, p, sz); |
| |
| c->stdin_data = q; |
| c->stdin_data_size += sz; |
| |
| unit_write_settingf(u, flags, name, "StandardInputData=%s", encoded); |
| } |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "Environment")) { |
| |
| _cleanup_strv_free_ char **l = NULL; |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| if (!strv_env_is_valid(l)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment block."); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| if (strv_isempty(l)) { |
| c->environment = strv_free(c->environment); |
| unit_write_setting(u, flags, name, "Environment="); |
| } else { |
| _cleanup_free_ char *joined = NULL; |
| char **e; |
| |
| joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C); |
| if (!joined) |
| return -ENOMEM; |
| |
| e = strv_env_merge(2, c->environment, l); |
| if (!e) |
| return -ENOMEM; |
| |
| strv_free_and_replace(c->environment, e); |
| unit_write_settingf(u, flags, name, "Environment=%s", joined); |
| } |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "UnsetEnvironment")) { |
| |
| _cleanup_strv_free_ char **l = NULL; |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| if (!strv_env_name_or_assignment_is_valid(l)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid UnsetEnvironment= list."); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| if (strv_isempty(l)) { |
| c->unset_environment = strv_free(c->unset_environment); |
| unit_write_setting(u, flags, name, "UnsetEnvironment="); |
| } else { |
| _cleanup_free_ char *joined = NULL; |
| char **e; |
| |
| joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C); |
| if (!joined) |
| return -ENOMEM; |
| |
| e = strv_env_merge(2, c->unset_environment, l); |
| if (!e) |
| return -ENOMEM; |
| |
| strv_free_and_replace(c->unset_environment, e); |
| unit_write_settingf(u, flags, name, "UnsetEnvironment=%s", joined); |
| } |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "OOMScoreAdjust")) { |
| int oa; |
| |
| r = sd_bus_message_read(message, "i", &oa); |
| if (r < 0) |
| return r; |
| |
| if (!oom_score_adjust_is_valid(oa)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "OOM score adjust value out of range"); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| c->oom_score_adjust = oa; |
| c->oom_score_adjust_set = true; |
| unit_write_settingf(u, flags, name, "OOMScoreAdjust=%i", oa); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "CoredumpFilter")) { |
| uint64_t f; |
| |
| r = sd_bus_message_read(message, "t", &f); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| c->coredump_filter = f; |
| c->coredump_filter_set = true; |
| unit_write_settingf(u, flags, name, "CoredumpFilter=0x%"PRIx64, f); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "EnvironmentFiles")) { |
| |
| _cleanup_free_ char *joined = NULL; |
| _cleanup_fclose_ FILE *f = NULL; |
| _cleanup_strv_free_ char **l = NULL; |
| size_t size = 0; |
| char **i; |
| |
| r = sd_bus_message_enter_container(message, 'a', "(sb)"); |
| if (r < 0) |
| return r; |
| |
| f = open_memstream_unlocked(&joined, &size); |
| if (!f) |
| return -ENOMEM; |
| |
| fputs("EnvironmentFile=\n", f); |
| |
| STRV_FOREACH(i, c->environment_files) { |
| _cleanup_free_ char *q = NULL; |
| |
| q = specifier_escape(*i); |
| if (!q) |
| return -ENOMEM; |
| |
| fprintf(f, "EnvironmentFile=%s\n", q); |
| } |
| |
| while ((r = sd_bus_message_enter_container(message, 'r', "sb")) > 0) { |
| const char *path; |
| int b; |
| |
| r = sd_bus_message_read(message, "sb", &path, &b); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!path_is_absolute(path)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute.", path); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *q = NULL, *buf = NULL; |
| |
| buf = strjoin(b ? "-" : "", path); |
| if (!buf) |
| return -ENOMEM; |
| |
| q = specifier_escape(buf); |
| if (!q) |
| return -ENOMEM; |
| |
| fprintf(f, "EnvironmentFile=%s\n", q); |
| |
| r = strv_consume(&l, TAKE_PTR(buf)); |
| if (r < 0) |
| return r; |
| } |
| } |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| r = fflush_and_check(f); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| if (strv_isempty(l)) { |
| c->environment_files = strv_free(c->environment_files); |
| unit_write_setting(u, flags, name, "EnvironmentFile="); |
| } else { |
| r = strv_extend_strv(&c->environment_files, l, true); |
| if (r < 0) |
| return r; |
| |
| unit_write_setting(u, flags, name, joined); |
| } |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "PassEnvironment")) { |
| |
| _cleanup_strv_free_ char **l = NULL; |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| if (!strv_env_name_is_valid(l)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid PassEnvironment= block."); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| if (strv_isempty(l)) { |
| c->pass_environment = strv_free(c->pass_environment); |
| unit_write_setting(u, flags, name, "PassEnvironment="); |
| } else { |
| _cleanup_free_ char *joined = NULL; |
| |
| r = strv_extend_strv(&c->pass_environment, l, true); |
| if (r < 0) |
| return r; |
| |
| /* We write just the new settings out to file, with unresolved specifiers. */ |
| joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS); |
| if (!joined) |
| return -ENOMEM; |
| |
| unit_write_settingf(u, flags, name, "PassEnvironment=%s", joined); |
| } |
| } |
| |
| return 1; |
| |
| } else if (STR_IN_SET(name, "ReadWriteDirectories", "ReadOnlyDirectories", "InaccessibleDirectories", |
| "ReadWritePaths", "ReadOnlyPaths", "InaccessiblePaths")) { |
| _cleanup_strv_free_ char **l = NULL; |
| char ***dirs; |
| char **p; |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| STRV_FOREACH(p, l) { |
| char *i = *p; |
| size_t offset; |
| |
| offset = i[0] == '-'; |
| offset += i[offset] == '+'; |
| if (!path_is_absolute(i + offset)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name); |
| |
| path_simplify(i + offset, false); |
| } |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| if (STR_IN_SET(name, "ReadWriteDirectories", "ReadWritePaths")) |
| dirs = &c->read_write_paths; |
| else if (STR_IN_SET(name, "ReadOnlyDirectories", "ReadOnlyPaths")) |
| dirs = &c->read_only_paths; |
| else /* "InaccessiblePaths" */ |
| dirs = &c->inaccessible_paths; |
| |
| if (strv_isempty(l)) { |
| *dirs = strv_free(*dirs); |
| unit_write_settingf(u, flags, name, "%s=", name); |
| } else { |
| _cleanup_free_ char *joined = NULL; |
| |
| joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS); |
| if (!joined) |
| return -ENOMEM; |
| |
| r = strv_extend_strv(dirs, l, true); |
| if (r < 0) |
| return -ENOMEM; |
| |
| unit_write_settingf(u, flags, name, "%s=%s", name, joined); |
| } |
| } |
| |
| return 1; |
| |
| } else if (STR_IN_SET(name, "RuntimeDirectory", "StateDirectory", "CacheDirectory", "LogsDirectory", "ConfigurationDirectory")) { |
| _cleanup_strv_free_ char **l = NULL; |
| char **p; |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| STRV_FOREACH(p, l) { |
| if (!path_is_normalized(*p)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s= path is not normalized: %s", name, *p); |
| |
| if (path_is_absolute(*p)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s= path is absolute: %s", name, *p); |
| |
| if (path_startswith(*p, "private")) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s= path can't be 'private': %s", name, *p); |
| } |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| ExecDirectoryType i; |
| ExecDirectory *d; |
| |
| assert_se((i = exec_directory_type_from_string(name)) >= 0); |
| d = c->directories + i; |
| |
| if (strv_isempty(l)) { |
| d->paths = strv_free(d->paths); |
| unit_write_settingf(u, flags, name, "%s=", name); |
| } else { |
| _cleanup_free_ char *joined = NULL; |
| |
| r = strv_extend_strv(&d->paths, l, true); |
| if (r < 0) |
| return r; |
| |
| joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS); |
| if (!joined) |
| return -ENOMEM; |
| |
| unit_write_settingf(u, flags, name, "%s=%s", name, joined); |
| } |
| } |
| |
| return 1; |
| |
| } else if (STR_IN_SET(name, "AppArmorProfile", "SmackProcessLabel")) { |
| int ignore; |
| const char *s; |
| |
| r = sd_bus_message_read(message, "(bs)", &ignore, &s); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| char **p; |
| bool *b; |
| |
| if (streq(name, "AppArmorProfile")) { |
| p = &c->apparmor_profile; |
| b = &c->apparmor_profile_ignore; |
| } else { /* "SmackProcessLabel" */ |
| p = &c->smack_process_label; |
| b = &c->smack_process_label_ignore; |
| } |
| |
| if (isempty(s)) { |
| *p = mfree(*p); |
| *b = false; |
| } else { |
| if (free_and_strdup(p, s) < 0) |
| return -ENOMEM; |
| *b = ignore; |
| } |
| |
| unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s%s", name, ignore ? "-" : "", strempty(s)); |
| } |
| |
| return 1; |
| |
| } else if (STR_IN_SET(name, "BindPaths", "BindReadOnlyPaths")) { |
| char *source, *destination; |
| int ignore_enoent; |
| uint64_t mount_flags; |
| bool empty = true; |
| |
| r = sd_bus_message_enter_container(message, 'a', "(ssbt)"); |
| if (r < 0) |
| return r; |
| |
| while ((r = sd_bus_message_read(message, "(ssbt)", &source, &destination, &ignore_enoent, &mount_flags)) > 0) { |
| |
| if (!path_is_absolute(source)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Source path %s is not absolute.", source); |
| if (!path_is_absolute(destination)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Destination path %s is not absolute.", destination); |
| if (!IN_SET(mount_flags, 0, MS_REC)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown mount flags."); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| r = bind_mount_add(&c->bind_mounts, &c->n_bind_mounts, |
| &(BindMount) { |
| .source = source, |
| .destination = destination, |
| .read_only = !!strstr(name, "ReadOnly"), |
| .recursive = !!(mount_flags & MS_REC), |
| .ignore_enoent = ignore_enoent, |
| }); |
| if (r < 0) |
| return r; |
| |
| unit_write_settingf( |
| u, flags|UNIT_ESCAPE_SPECIFIERS, name, |
| "%s=%s%s:%s:%s", |
| name, |
| ignore_enoent ? "-" : "", |
| source, |
| destination, |
| (mount_flags & MS_REC) ? "rbind" : "norbind"); |
| } |
| |
| empty = false; |
| } |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (empty) { |
| bind_mount_free_many(c->bind_mounts, c->n_bind_mounts); |
| c->bind_mounts = NULL; |
| c->n_bind_mounts = 0; |
| |
| unit_write_settingf(u, flags, name, "%s=", name); |
| } |
| |
| return 1; |
| |
| } else if (streq(name, "TemporaryFileSystem")) { |
| const char *path, *options; |
| bool empty = true; |
| |
| r = sd_bus_message_enter_container(message, 'a', "(ss)"); |
| if (r < 0) |
| return r; |
| |
| while ((r = sd_bus_message_read(message, "(ss)", &path, &options)) > 0) { |
| |
| if (!path_is_absolute(path)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Mount point %s is not absolute.", path); |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| r = temporary_filesystem_add(&c->temporary_filesystems, &c->n_temporary_filesystems, path, options); |
| if (r < 0) |
| return r; |
| |
| unit_write_settingf( |
| u, flags|UNIT_ESCAPE_SPECIFIERS, name, |
| "%s=%s:%s", |
| name, |
| path, |
| options); |
| } |
| |
| empty = false; |
| } |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (empty) { |
| temporary_filesystem_free_many(c->temporary_filesystems, c->n_temporary_filesystems); |
| c->temporary_filesystems = NULL; |
| c->n_temporary_filesystems = 0; |
| |
| unit_write_settingf(u, flags, name, "%s=", name); |
| } |
| |
| return 1; |
| |
| } else if ((suffix = startswith(name, "Limit"))) { |
| const char *soft = NULL; |
| int ri; |
| |
| ri = rlimit_from_string(suffix); |
| if (ri < 0) { |
| soft = endswith(suffix, "Soft"); |
| if (soft) { |
| const char *n; |
| |
| n = strndupa(suffix, soft - suffix); |
| ri = rlimit_from_string(n); |
| if (ri >= 0) |
| name = strjoina("Limit", n); |
| } |
| } |
| |
| if (ri >= 0) { |
| uint64_t rl; |
| rlim_t x; |
| |
| r = sd_bus_message_read(message, "t", &rl); |
| if (r < 0) |
| return r; |
| |
| if (rl == (uint64_t) -1) |
| x = RLIM_INFINITY; |
| else { |
| x = (rlim_t) rl; |
| |
| if ((uint64_t) x != rl) |
| return -ERANGE; |
| } |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| _cleanup_free_ char *f = NULL; |
| struct rlimit nl; |
| |
| if (c->rlimit[ri]) { |
| nl = *c->rlimit[ri]; |
| |
| if (soft) |
| nl.rlim_cur = x; |
| else |
| nl.rlim_max = x; |
| } else |
| /* When the resource limit is not initialized yet, then assign the value to both fields */ |
| nl = (struct rlimit) { |
| .rlim_cur = x, |
| .rlim_max = x, |
| }; |
| |
| r = rlimit_format(&nl, &f); |
| if (r < 0) |
| return r; |
| |
| if (c->rlimit[ri]) |
| *c->rlimit[ri] = nl; |
| else { |
| c->rlimit[ri] = newdup(struct rlimit, &nl, 1); |
| if (!c->rlimit[ri]) |
| return -ENOMEM; |
| } |
| |
| unit_write_settingf(u, flags, name, "%s=%s", name, f); |
| } |
| |
| return 1; |
| } |
| |
| } else if (streq(name, "MountImages")) { |
| _cleanup_free_ char *format_str = NULL; |
| MountImage *mount_images = NULL; |
| size_t n_mount_images = 0; |
| char *source, *destination; |
| int permissive; |
| |
| r = sd_bus_message_enter_container(message, 'a', "(ssba(ss))"); |
| if (r < 0) |
| return r; |
| |
| for (;;) { |
| _cleanup_(mount_options_free_allp) MountOptions *options = NULL; |
| _cleanup_free_ char *source_escaped = NULL, *destination_escaped = NULL; |
| char *tuple; |
| |
| r = sd_bus_message_enter_container(message, 'r', "ssba(ss)"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read(message, "ssb", &source, &destination, &permissive); |
| if (r <= 0) |
| break; |
| |
| if (!path_is_absolute(source)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Source path %s is not absolute.", source); |
| if (!path_is_normalized(source)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Source path %s is not normalized.", source); |
| if (!path_is_absolute(destination)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Destination path %s is not absolute.", destination); |
| if (!path_is_normalized(destination)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Destination path %s is not normalized.", destination); |
| |
| /* Need to store them in the unit with the escapes, so that they can be parsed again */ |
| source_escaped = shell_escape(source, ":"); |
| if (!source_escaped) |
| return -ENOMEM; |
| destination_escaped = shell_escape(destination, ":"); |
| if (!destination_escaped) |
| return -ENOMEM; |
| |
| tuple = strjoin(format_str, |
| format_str ? " " : "", |
| permissive ? "-" : "", |
| source_escaped, |
| ":", |
| destination_escaped); |
| if (!tuple) |
| return -ENOMEM; |
| free_and_replace(format_str, tuple); |
| |
| r = read_mount_options(message, error, &options, &format_str, ":"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| r = mount_image_add(&mount_images, &n_mount_images, |
| &(MountImage) { |
| .source = source, |
| .destination = destination, |
| .mount_options = options, |
| .ignore_enoent = permissive, |
| }); |
| if (r < 0) |
| return r; |
| } |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| if (!UNIT_WRITE_FLAGS_NOOP(flags)) { |
| if (n_mount_images == 0) { |
| c->mount_images = mount_image_free_many(c->mount_images, &c->n_mount_images); |
| |
| unit_write_settingf(u, flags, name, "%s=", name); |
| } else { |
| for (size_t i = 0; i < n_mount_images; ++i) { |
| r = mount_image_add(&c->mount_images, &c->n_mount_images, &mount_images[i]); |
| if (r < 0) |
| return r; |
| } |
| |
| unit_write_settingf(u, flags|UNIT_ESCAPE_C|UNIT_ESCAPE_SPECIFIERS, |
| name, |
| "%s=%s", |
| name, |
| format_str); |
| } |
| } |
| |
| mount_images = mount_image_free_many(mount_images, &n_mount_images); |
| |
| return 1; |
| } |
| |
| return 0; |
| } |