[Bug 1973589] Re: Restart loop when using PathExistsGlob

[Antonios Tsianakas]

** Description changed:

  When using PathExistsGlob in a path unit, systemd starts the
  corresponding service unit in an infinite loop. We have observed this
  problem only under Jammy.
  
  --------------
  [Unit]
  Description=Test
  
  [Path]
  PathExistsGlob=/home/www-data/test/*.so
  Unit=test.service
  
  [Install]
  WantedBy=multi-user.target
  
  --------------
  [Unit]
  Description=Test
  
  [Service]
  Type=simple
  ExecStart=echo test
  StartLimitBurst=1000
  
  [Install]
  WantedBy=multi-user.target
+ 
+ -------------
+ www-data at josi-test-jammy03:~ $ systemctl --user status test.path
+ × test.path - Test
+      Loaded: loaded (/home/www-data/.config/systemd/user/test.path; disabled; vendor preset: enabled)
+      Active: failed (Result: unit-start-limit-hit) since Mon 2022-05-16 17:08:08 CEST; 121ms ago
+    Triggers: ● test.service
+ 
+ May 16 17:08:04 josi-test-jammy03 systemd[24979]: Started Test
+ May 16 17:08:08 josi-test-jammy03 systemd[24979]: test.path: Failed with result 'unit-start-limit-hit'.

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https://bugs.launchpad.net/bugs/1973589

Title:
  Restart loop when using PathExistsGlob

Status in systemd package in Ubuntu:
  Confirmed

Bug description:
  When using PathExistsGlob in a path unit, systemd starts the
  corresponding service unit in an infinite loop. We have observed this
  problem only under Jammy.

  --------------
  [Unit]
  Description=Test

  [Path]
  PathExistsGlob=/home/www-data/test/*.so
  Unit=test.service

  [Install]
  WantedBy=multi-user.target

  --------------
  [Unit]
  Description=Test

  [Service]
  Type=simple
  ExecStart=echo test
  StartLimitBurst=1000

  [Install]
  WantedBy=multi-user.target

  -------------
  www-data at josi-test-jammy03:~ $ systemctl --user status test.path
  × test.path - Test
       Loaded: loaded (/home/www-data/.config/systemd/user/test.path; disabled; vendor preset: enabled)
       Active: failed (Result: unit-start-limit-hit) since Mon 2022-05-16 17:08:08 CEST; 121ms ago
     Triggers: ● test.service

  May 16 17:08:04 josi-test-jammy03 systemd[24979]: Started Test
  May 16 17:08:08 josi-test-jammy03 systemd[24979]: test.path: Failed with result 'unit-start-limit-hit'.

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