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test: validate that fdstore pinning works

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This commit is contained in:
Lennart Poettering
2023-04-13 06:44:27 +02:00
parent e8783d7620
commit 3540ce8587
6 changed files with 119 additions and 0 deletions
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test/units/testsuite-80.service
+2
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@@ -6,3 +6,5 @@ Description=TEST-80-NOTIFYACCESS
ExecStartPre=rm -f /failed /testok
ExecStart=/usr/lib/systemd/tests/testdata/units/%N.sh
Type=oneshot
StandardOutput=journal+console
StandardError=journal+console
test/units/testsuite-80.sh
+51
View File
@@ -48,6 +48,8 @@ assert_eq "$(systemctl show notify.service -p NotifyAccess --value)" "all"
rm /tmp/syncfifo1 /tmp/syncfifo2
# Now test basic fdstore behaviour
MYSCRIPT="/tmp/myscript$RANDOM.sh"
cat >> "$MYSCRIPT" <<'EOF'
#!/usr/bin/env bash
@@ -74,6 +76,55 @@ systemd-analyze fdstore "$MYUNIT" --json=short | grep -P -q '\[{"fdname":"quux",
systemctl stop "$MYUNIT"
rm "$MYSCRIPT"
systemd-analyze log-level debug
# Test fdstore pinning (this will pull in fdstore-pin.service fdstore-nopin.service)
systemctl start fdstore-pin.target
assert_eq "$(systemctl show fdstore-pin.service -P FileDescriptorStorePreserve)" yes
assert_eq "$(systemctl show fdstore-nopin.service -P FileDescriptorStorePreserve)" restart
assert_eq "$(systemctl show fdstore-pin.service -P SubState)" running
assert_eq "$(systemctl show fdstore-nopin.service -P SubState)" running
assert_eq "$(systemctl show fdstore-pin.service -P NFileDescriptorStore)" 1
assert_eq "$(systemctl show fdstore-nopin.service -P NFileDescriptorStore)" 1
# The file descriptor store should survive service restarts
systemctl restart fdstore-pin.service fdstore-nopin.service
assert_eq "$(systemctl show fdstore-pin.service -P NFileDescriptorStore)" 1
assert_eq "$(systemctl show fdstore-nopin.service -P NFileDescriptorStore)" 1
assert_eq "$(systemctl show fdstore-pin.service -P SubState)" running
assert_eq "$(systemctl show fdstore-nopin.service -P SubState)" running
# It should not survive the service stop plus a later start (unless pinned)
systemctl stop fdstore-pin.service fdstore-nopin.service
assert_eq "$(systemctl show fdstore-pin.service -P NFileDescriptorStore)" 1
assert_eq "$(systemctl show fdstore-nopin.service -P NFileDescriptorStore)" 0
assert_eq "$(systemctl show fdstore-pin.service -P SubState)" dead-resources-pinned
assert_eq "$(systemctl show fdstore-nopin.service -P SubState)" dead
systemctl start fdstore-pin.service fdstore-nopin.service
assert_eq "$(systemctl show fdstore-pin.service -P NFileDescriptorStore)" 1
assert_eq "$(systemctl show fdstore-nopin.service -P NFileDescriptorStore)" 0
assert_eq "$(systemctl show fdstore-pin.service -P SubState)" running
assert_eq "$(systemctl show fdstore-nopin.service -P SubState)" running
systemctl stop fdstore-pin.service fdstore-nopin.service
assert_eq "$(systemctl show fdstore-pin.service -P NFileDescriptorStore)" 1
assert_eq "$(systemctl show fdstore-nopin.service -P NFileDescriptorStore)" 0
assert_eq "$(systemctl show fdstore-pin.service -P SubState)" dead-resources-pinned
assert_eq "$(systemctl show fdstore-nopin.service -P SubState)" dead
systemctl clean fdstore-pin.service --what=fdstore
assert_eq "$(systemctl show fdstore-pin.service -P NFileDescriptorStore)" 0
assert_eq "$(systemctl show fdstore-nopin.service -P NFileDescriptorStore)" 0
assert_eq "$(systemctl show fdstore-pin.service -P SubState)" dead
assert_eq "$(systemctl show fdstore-nopin.service -P SubState)" dead
touch /testok
rm /failed