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authorFranck Bui <fbui@suse.com>2017-01-27 16:02:22 +0100
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2017-02-07 21:32:10 -0500
commitfbc42f133232fb92140a8039b2d643f6f0b63889 (patch)
tree9ef5014a19037192cce6d294ca647749f53effeb /test
parent317cd27afb80161f4136d2c6e6f4d1685226dacd (diff)
tests: add dropin dependency tests
[zj: tests assertions adjusted to the different logic in which masking of a dependency through one name, does not forbid the dependency being added through another name.]
Diffstat (limited to 'test')
l---------test/TEST-15-DROPIN/Makefile1
-rwxr-xr-xtest/TEST-15-DROPIN/test-dropin.sh274
-rwxr-xr-xtest/TEST-15-DROPIN/test.sh46
-rw-r--r--test/TEST-15-DROPIN/testsuite.service7
4 files changed, 328 insertions, 0 deletions
diff --git a/test/TEST-15-DROPIN/Makefile b/test/TEST-15-DROPIN/Makefile
new file mode 120000
index 0000000000..e9f93b1104
--- /dev/null
+++ b/test/TEST-15-DROPIN/Makefile
@@ -0,0 +1 @@
+../TEST-01-BASIC/Makefile \ No newline at end of file
diff --git a/test/TEST-15-DROPIN/test-dropin.sh b/test/TEST-15-DROPIN/test-dropin.sh
new file mode 100755
index 0000000000..9d8af99ac4
--- /dev/null
+++ b/test/TEST-15-DROPIN/test-dropin.sh
@@ -0,0 +1,274 @@
+#! /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@
+
+ ln -s /etc/systemd/system/bar@.service /etc/systemd/system/foo.service.wants/bar@1.service
+ check_ok foo Wants bar@1.service
+
+ clear_services foo bar@ yup@
+}
+
+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
+
+ # A weird behavior: the dependencies for 'a' may vary. It can be
+ # changed by loading an alias...
+ #
+ # [1] 'a1' is loaded and then "renamed" into 'a'. 'a1' is therefore
+ # part of the names set so all its specific dropins are loaded.
+ #
+ # [2] 'a' is already loaded. 'a1' is simply only merged into 'a' so
+ # none of its dropins are loaded ('y' is missing from the deps).
+ 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_ko 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
+
+ # '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
diff --git a/test/TEST-15-DROPIN/test.sh b/test/TEST-15-DROPIN/test.sh
new file mode 100755
index 0000000000..1b460db7b1
--- /dev/null
+++ b/test/TEST-15-DROPIN/test.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
+# ex: ts=8 sw=4 sts=4 et filetype=sh
+
+TEST_DESCRIPTION="Dropin tests"
+
+. $TEST_BASE_DIR/test-functions
+
+
+test_run_nspawn() {
+ if ! run_nspawn; then
+ dwarn "can't run systemd-nspawn, skipping"
+ return 0
+ fi
+ check_result_nspawn
+}
+
+test_run() {
+ test_run_nspawn || return
+}
+
+test_setup() {
+ # create the basic filesystem layout
+ setup_basic_environment >/dev/null
+
+ # mask some services that we do not want to run in these tests
+ ln -s /dev/null $initdir/etc/systemd/system/systemd-hwdb-update.service
+ ln -s /dev/null $initdir/etc/systemd/system/systemd-journal-catalog-update.service
+ ln -s /dev/null $initdir/etc/systemd/system/systemd-networkd.service
+ ln -s /dev/null $initdir/etc/systemd/system/systemd-networkd.socket
+ ln -s /dev/null $initdir/etc/systemd/system/systemd-resolved.service
+
+ # import the test scripts in the rootfs and plug them in systemd
+ cp testsuite.service $initdir/etc/systemd/system/
+ cp test-dropin.sh $initdir/
+ setup_testsuite
+
+ # create dedicated rootfs for nspawn (located in $TESTDIR/nspawn-root)
+ setup_nspawn_root
+}
+
+test_cleanup() {
+ return 0
+}
+
+do_test "$@"
diff --git a/test/TEST-15-DROPIN/testsuite.service b/test/TEST-15-DROPIN/testsuite.service
new file mode 100644
index 0000000000..d9790c2610
--- /dev/null
+++ b/test/TEST-15-DROPIN/testsuite.service
@@ -0,0 +1,7 @@
+[Unit]
+Description=Testsuite service
+After=multi-user.target
+
+[Service]
+ExecStart=/test-dropin.sh
+Type=oneshot