| #! /bin/bash |
| set -e |
| set -x |
| |
| _clear_service () { |
| systemctl stop $1.service 2>/dev/null || : |
| rm -f /{etc,run,usr/lib}/systemd/system/$1.service |
| rm -fr /{etc,run,usr/lib}/systemd/system/$1.service.d |
| rm -fr /{etc,run,usr/lib}/systemd/system/$1.service.{wants,requires} |
| } |
| |
| clear_services () { |
| for u in $*; do |
| _clear_service $u |
| done |
| systemctl daemon-reload |
| } |
| |
| create_service () { |
| clear_services $1 |
| |
| cat >/etc/systemd/system/$1.service<<EOF |
| [Unit] |
| Description=$1 unit |
| |
| [Service] |
| ExecStart=/bin/sleep 100000 |
| EOF |
| mkdir -p /{etc,run,usr/lib}/systemd/system/$1.service.d |
| mkdir -p /etc/systemd/system/$1.service.{wants,requires} |
| mkdir -p /run/systemd/system/$1.service.{wants,requires} |
| mkdir -p /usr/lib/systemd/system/$1.service.{wants,requires} |
| } |
| |
| create_services () { |
| for u in $*; do |
| create_service $u |
| done |
| } |
| |
| check_ok () { |
| [ $# -eq 3 ] || return |
| |
| x="$(systemctl show --value -p $2 $1)" |
| case "$x" in |
| *$3*) return 0 ;; |
| *) return 1 ;; |
| esac |
| } |
| |
| check_ko () { |
| ! check_ok "$@" |
| } |
| |
| test_basic_dropins () { |
| echo "Testing basic dropins..." |
| |
| echo "*** test a wants b wants c" |
| create_services a b c |
| ln -s ../b.service /etc/systemd/system/a.service.wants/ |
| ln -s ../c.service /etc/systemd/system/b.service.wants/ |
| check_ok a Wants b.service |
| check_ok b Wants c.service |
| |
| echo "*** test a wants,requires b" |
| create_services a b c |
| ln -s ../b.service /etc/systemd/system/a.service.wants/ |
| ln -s ../b.service /etc/systemd/system/a.service.requires/ |
| check_ok a Wants b.service |
| check_ok a Requires b.service |
| |
| echo "*** test a wants nonexistent" |
| create_service a |
| ln -s ../nonexistent.service /etc/systemd/system/a.service.wants/ |
| check_ok a Wants nonexistent.service |
| systemctl start a |
| systemctl stop a |
| |
| echo "*** test a requires nonexistent" |
| ln -sf ../nonexistent.service /etc/systemd/system/a.service.requires/ |
| systemctl daemon-reload |
| check_ok a Requires nonexistent.service |
| |
| # 'b' is already loaded when 'c' pulls it in via a dropin. |
| echo "*** test a,c require b" |
| create_services a b c |
| ln -sf ../b.service /etc/systemd/system/a.service.requires/ |
| ln -sf ../b.service /etc/systemd/system/c.service.requires/ |
| systemctl start a |
| check_ok c Requires b.service |
| systemctl stop a b |
| |
| # 'b' is already loaded when 'c' pulls it in via an alias dropin. |
| echo "*** test a wants alias" |
| create_services a b c |
| ln -sf c.service /etc/systemd/system/c1.service |
| ln -sf ../c.service /etc/systemd/system/a.service.wants/ |
| ln -sf ../c1.service /etc/systemd/system/b.service.wants/ |
| systemctl start a |
| check_ok a Wants c.service |
| check_ok b Wants c.service |
| systemctl stop a c |
| |
| clear_services a b c |
| } |
| |
| test_template_dropins () { |
| echo "Testing template dropins..." |
| |
| create_services foo bar@ yup@ |
| |
| # Declare some deps to check if the body was loaded |
| cat >>/etc/systemd/system/bar@.service <<EOF |
| [Unit] |
| After=bar-template-after.device |
| EOF |
| |
| cat >>/etc/systemd/system/yup@.service <<EOF |
| [Unit] |
| After=yup-template-after.device |
| EOF |
| |
| ln -s /etc/systemd/system/bar@.service /etc/systemd/system/foo.service.wants/bar@1.service |
| check_ok foo Wants bar@1.service |
| |
| echo "*** test bar-alias@.service→bar@.service, but instance symlinks point to yup@.service ***" |
| ln -s bar@.service /etc/systemd/system/bar-alias@.service |
| ln -s bar@1.service /etc/systemd/system/bar-alias@1.service |
| ln -s yup@.service /etc/systemd/system/bar-alias@2.service |
| ln -s yup@3.service /etc/systemd/system/bar-alias@3.service |
| |
| # create some dropin deps |
| mkdir -p /etc/systemd/system/bar@{,0,1,2,3}.service.requires/ |
| mkdir -p /etc/systemd/system/yup@{,0,1,2,3}.service.requires/ |
| mkdir -p /etc/systemd/system/bar-alias@{,0,1,2,3}.service.requires/ |
| |
| ln -s ../bar-template-requires.device /etc/systemd/system/bar@.service.requires/ |
| ln -s ../bar-0-requires.device /etc/systemd/system/bar@0.service.requires/ |
| ln -s ../bar-1-requires.device /etc/systemd/system/bar@1.service.requires/ |
| ln -s ../bar-2-requires.device /etc/systemd/system/bar@2.service.requires/ |
| ln -s ../bar-3-requires.device /etc/systemd/system/bar@3.service.requires/ |
| |
| ln -s ../yup-template-requires.device /etc/systemd/system/yup@.service.requires/ |
| ln -s ../yup-0-requires.device /etc/systemd/system/yup@0.service.requires/ |
| ln -s ../yup-1-requires.device /etc/systemd/system/yup@1.service.requires/ |
| ln -s ../yup-2-requires.device /etc/systemd/system/yup@2.service.requires/ |
| ln -s ../yup-3-requires.device /etc/systemd/system/yup@3.service.requires/ |
| |
| ln -s ../bar-alias-template-requires.device /etc/systemd/system/bar-alias@.service.requires/ |
| ln -s ../bar-alias-0-requires.device /etc/systemd/system/bar-alias@0.service.requires/ |
| ln -s ../bar-alias-1-requires.device /etc/systemd/system/bar-alias@1.service.requires/ |
| ln -s ../bar-alias-2-requires.device /etc/systemd/system/bar-alias@2.service.requires/ |
| ln -s ../bar-alias-3-requires.device /etc/systemd/system/bar-alias@3.service.requires/ |
| |
| systemctl daemon-reload |
| |
| echo '*** bar@0 is aliased by bar-alias@0 ***' |
| systemctl show -p Names,Requires bar@0 |
| systemctl show -p Names,Requires bar-alias@0 |
| check_ok bar@0 Names bar@0 |
| check_ok bar@0 Names bar-alias@0 |
| |
| check_ok bar@0 After bar-template-after.device |
| |
| check_ok bar@0 Requires bar-0-requires.device |
| check_ok bar@0 Requires bar-alias-0-requires.device |
| check_ok bar@0 Requires bar-template-requires.device |
| check_ok bar@0 Requires bar-alias-template-requires.device |
| check_ko bar@0 Requires yup-template-requires.device |
| |
| check_ok bar-alias@0 After bar-template-after.device |
| |
| check_ok bar-alias@0 Requires bar-0-requires.device |
| check_ok bar-alias@0 Requires bar-alias-0-requires.device |
| check_ok bar-alias@0 Requires bar-template-requires.device |
| check_ok bar-alias@0 Requires bar-alias-template-requires.device |
| check_ko bar-alias@0 Requires yup-template-requires.device |
| check_ko bar-alias@0 Requires yup-0-requires.device |
| |
| echo '*** bar@1 is aliased by bar-alias@1 ***' |
| systemctl show -p Names,Requires bar@1 |
| systemctl show -p Names,Requires bar-alias@1 |
| check_ok bar@1 Names bar@1 |
| check_ok bar@1 Names bar-alias@1 |
| |
| check_ok bar@1 After bar-template-after.device |
| |
| check_ok bar@1 Requires bar-1-requires.device |
| check_ok bar@1 Requires bar-alias-1-requires.device |
| check_ok bar@1 Requires bar-template-requires.device |
| # See https://github.com/systemd/systemd/pull/13119#discussion_r308145418 |
| check_ok bar@1 Requires bar-alias-template-requires.device |
| check_ko bar@1 Requires yup-template-requires.device |
| check_ko bar@1 Requires yup-1-requires.device |
| |
| check_ok bar-alias@1 After bar-template-after.device |
| |
| check_ok bar-alias@1 Requires bar-1-requires.device |
| check_ok bar-alias@1 Requires bar-alias-1-requires.device |
| check_ok bar-alias@1 Requires bar-template-requires.device |
| check_ok bar-alias@1 Requires bar-alias-template-requires.device |
| check_ko bar-alias@1 Requires yup-template-requires.device |
| check_ko bar-alias@1 Requires yup-1-requires.device |
| |
| echo '*** bar-alias@2 aliases yup@2, bar@2 is independent ***' |
| systemctl show -p Names,Requires bar@2 |
| systemctl show -p Names,Requires bar-alias@2 |
| check_ok bar@2 Names bar@2 |
| check_ko bar@2 Names bar-alias@2 |
| |
| check_ok bar@2 After bar-template-after.device |
| |
| check_ok bar@2 Requires bar-2-requires.device |
| check_ko bar@2 Requires bar-alias-2-requires.device |
| check_ok bar@2 Requires bar-template-requires.device |
| check_ko bar@2 Requires bar-alias-template-requires.device |
| check_ko bar@2 Requires yup-template-requires.device |
| check_ko bar@2 Requires yup-2-requires.device |
| |
| check_ko bar-alias@2 After bar-template-after.device |
| |
| check_ko bar-alias@2 Requires bar-2-requires.device |
| check_ok bar-alias@2 Requires bar-alias-2-requires.device |
| check_ko bar-alias@2 Requires bar-template-requires.device |
| check_ok bar-alias@2 Requires bar-alias-template-requires.device |
| check_ok bar-alias@2 Requires yup-template-requires.device |
| check_ok bar-alias@2 Requires yup-2-requires.device |
| |
| echo '*** bar-alias@3 aliases yup@3, bar@3 is independent ***' |
| systemctl show -p Names,Requires bar@3 |
| systemctl show -p Names,Requires bar-alias@3 |
| check_ok bar@3 Names bar@3 |
| check_ko bar@3 Names bar-alias@3 |
| |
| check_ok bar@3 After bar-template-after.device |
| |
| check_ok bar@3 Requires bar-3-requires.device |
| check_ko bar@3 Requires bar-alias-3-requires.device |
| check_ok bar@3 Requires bar-template-requires.device |
| check_ko bar@3 Requires bar-alias-template-requires.device |
| check_ko bar@3 Requires yup-template-requires.device |
| check_ko bar@3 Requires yup-3-requires.device |
| |
| check_ko bar-alias@3 After bar-template-after.device |
| |
| check_ko bar-alias@3 Requires bar-3-requires.device |
| check_ok bar-alias@3 Requires bar-alias-3-requires.device |
| check_ko bar-alias@3 Requires bar-template-requires.device |
| check_ok bar-alias@3 Requires bar-alias-template-requires.device |
| check_ok bar-alias@3 Requires yup-template-requires.device |
| check_ok bar-alias@3 Requires yup-3-requires.device |
| |
| clear_services foo {bar,yup,bar-alias}@{,1,2,3} |
| } |
| |
| test_alias_dropins () { |
| echo "Testing alias dropins..." |
| |
| echo "*** test a wants b1 alias of b" |
| create_services a b |
| ln -sf b.service /etc/systemd/system/b1.service |
| ln -sf ../b1.service /etc/systemd/system/a.service.wants/ |
| check_ok a Wants b.service |
| systemctl start a |
| systemctl --quiet is-active b |
| systemctl stop a b |
| rm /etc/systemd/system/b1.service |
| clear_services a b |
| |
| # Check that dependencies don't vary. |
| echo "*** test 2" |
| create_services a x y |
| mkdir -p /etc/systemd/system/a1.service.wants/ |
| ln -sf a.service /etc/systemd/system/a1.service |
| ln -sf ../x.service /etc/systemd/system/a.service.wants/ |
| ln -sf ../y.service /etc/systemd/system/a1.service.wants/ |
| check_ok a1 Wants x.service # see [1] |
| check_ok a1 Wants y.service |
| systemctl start a |
| check_ok a1 Wants x.service # see [2] |
| check_ok a1 Wants y.service |
| systemctl stop a x y |
| rm /etc/systemd/system/a1.service |
| |
| clear_services a x y |
| } |
| |
| test_masked_dropins () { |
| echo "Testing masked dropins..." |
| |
| create_services a b |
| |
| # 'b' is masked for both deps |
| echo "*** test a wants,requires b is masked" |
| ln -sf /dev/null /etc/systemd/system/a.service.wants/b.service |
| ln -sf /dev/null /etc/systemd/system/a.service.requires/b.service |
| check_ko a Wants b.service |
| check_ko a Requires b.service |
| |
| # 'a' wants 'b' and 'b' is masked at a lower level |
| echo "*** test a wants b, mask override" |
| ln -sf ../b.service /etc/systemd/system/a.service.wants/b.service |
| ln -sf /dev/null /usr/lib/systemd/system/a.service.wants/b.service |
| check_ok a Wants b.service |
| |
| # 'a' wants 'b' and 'b' is masked at a higher level |
| echo "*** test a wants b, mask" |
| ln -sf /dev/null /etc/systemd/system/a.service.wants/b.service |
| ln -sf ../b.service /usr/lib/systemd/system/a.service.wants/b.service |
| check_ko a Wants b.service |
| |
| # 'a' is masked but has an override config file |
| echo "*** test a is masked but has an override" |
| create_services a b |
| ln -sf /dev/null /etc/systemd/system/a.service |
| cat >/usr/lib/systemd/system/a.service.d/override.conf <<EOF |
| [Unit] |
| After=b.service |
| EOF |
| check_ok a UnitFileState masked |
| |
| # 'b1' is an alias for 'b': masking 'b' dep should not influence 'b1' dep |
| echo "*** test a wants b, b1, and one is masked" |
| create_services a b |
| ln -sf b.service /etc/systemd/system/b1.service |
| ln -sf /dev/null /etc/systemd/system/a.service.wants/b.service |
| ln -sf ../b1.service /usr/lib/systemd/system/a.service.wants/b1.service |
| systemctl cat a |
| systemctl show -p Wants,Requires a |
| systemctl cat b1 |
| systemctl show -p Wants,Requires b1 |
| check_ok a Wants b.service |
| check_ko a Wants b1.service # the alias does not show up in the list of units |
| rm /etc/systemd/system/b1.service |
| |
| # 'b1' is an alias for 'b': masking 'b1' should not influence 'b' dep |
| echo "*** test a wants b, alias dep is masked" |
| create_services a b |
| ln -sf b.service /etc/systemd/system/b1.service |
| ln -sf /dev/null /etc/systemd/system/a.service.wants/b1.service |
| ln -sf ../b.service /usr/lib/systemd/system/a.service.wants/b.service |
| check_ok a Wants b.service |
| check_ko a Wants b1.service # the alias does not show up in the list of units |
| rm /etc/systemd/system/b1.service |
| |
| # 'a' has Wants=b.service but also has a masking |
| # dropin 'b': 'b' should still be pulled in. |
| echo "*** test a wants b both ways" |
| create_services a b |
| ln -sf /dev/null /etc/systemd/system/a.service.wants/b.service |
| cat >/usr/lib/systemd/system/a.service.d/wants-b.conf<<EOF |
| [Unit] |
| Wants=b.service |
| EOF |
| check_ok a Wants b.service |
| |
| # mask a dropin that points to an nonexistent unit. |
| echo "*** test a wants nonexistent is masked" |
| create_services a |
| ln -sf /dev/null /etc/systemd/system/a.service.requires/nonexistent.service |
| ln -sf ../nonexistent.service /usr/lib/systemd/system/a.service.requires/ |
| check_ko a Requires nonexistent.service |
| |
| # 'b' is already loaded when 'c' pulls it in via a dropin but 'b' is |
| # masked at a higher level. |
| echo "*** test a wants b is masked" |
| create_services a b c |
| ln -sf ../b.service /etc/systemd/system/a.service.requires/ |
| ln -sf ../b.service /run/systemd/system/c.service.requires/ |
| ln -sf /dev/null /etc/systemd/system/c.service.requires/b.service |
| systemctl start a |
| check_ko c Requires b.service |
| systemctl stop a b |
| |
| # 'b' is already loaded when 'c' pulls it in via a dropin but 'b' is |
| # masked at a lower level. |
| echo "*** test a requires b is masked" |
| create_services a b c |
| ln -sf ../b.service /etc/systemd/system/a.service.requires/ |
| ln -sf ../b.service /etc/systemd/system/c.service.requires/ |
| ln -sf /dev/null /run/systemd/system/c.service.requires/b.service |
| systemctl start a |
| check_ok c Requires b.service |
| systemctl stop a b |
| |
| # 'a' requires 2 aliases of 'b' and one of them is a mask. |
| echo "*** test a requires alias of b, other alias masked" |
| create_services a b |
| ln -sf b.service /etc/systemd/system/b1.service |
| ln -sf b.service /etc/systemd/system/b2.service |
| ln -sf /dev/null /etc/systemd/system/a.service.requires/b1.service |
| ln -sf ../b1.service /run/systemd/system/a.service.requires/ |
| ln -sf ../b2.service /usr/lib/systemd/system/a.service.requires/ |
| check_ok a Requires b |
| |
| # Same as above but now 'b' is masked. |
| echo "*** test a requires alias of b, b dep masked" |
| create_services a b |
| ln -sf b.service /etc/systemd/system/b1.service |
| ln -sf b.service /etc/systemd/system/b2.service |
| ln -sf ../b1.service /run/systemd/system/a.service.requires/ |
| ln -sf ../b2.service /usr/lib/systemd/system/a.service.requires/ |
| ln -sf /dev/null /etc/systemd/system/a.service.requires/b.service |
| check_ok a Requires b |
| |
| clear_services a b |
| } |
| |
| test_basic_dropins |
| test_template_dropins |
| test_alias_dropins |
| test_masked_dropins |
| |
| touch /testok |