opensource/podman
1
0
Fork 0
mirror of https://github.com/containers/podman.git synced 2025-06-19 16:33:24 +08:00
Code Issues Packages Projects Releases Wiki Activity

Add RequiresMountsFor= to systemd generate

Browse Source 
It is rare but possible that storage locations for the graphroot and the
runroot are not mounted at boot time, and therefore might race when
doing container operations.  An example we've seen in the wild is that a
slow tmpfs mount for the runroot would suddenly mount over /run, causing
the container to lose all currently-running data, requiring a system
refresh to get it back.

This patch adds RequiresMountsFor= to the systemd.unit header to ensure
the paths for both the graphroot and runroot are mounted prior to
starting any generated unit files.

Signed-off-by: Robb Manes <rmanes@redhat.com>
This commit is contained in:
Robb Manes
2021-03-16 12:42:02 -04:00
parent 604459b404
commit 748826fc88
6 changed files with 111 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
pkg/systemd/generate/pods_test.go
View File

@ -47,6 +47,7 @@ Description=Podman pod-123abc.service
Documentation=man:podman-generate-systemd(1)
Wants=network.target
After=network-online.target
RequiresMountsFor=/var/lib/containers/storage /var/run/containers/storage
Requires=container-1.service container-2.service
Before=container-1.service container-2.service
@ -74,6 +75,7 @@ Description=Podman pod-123abc.service
Documentation=man:podman-generate-systemd(1)
Wants=network.target
After=network-online.target
RequiresMountsFor=/var/lib/containers/storage /var/run/containers/storage
Requires=container-1.service container-2.service
Before=container-1.service container-2.service
@ -101,6 +103,7 @@ Description=Podman pod-123abc.service
Documentation=man:podman-generate-systemd(1)
Wants=network.target
After=network-online.target
RequiresMountsFor=/var/lib/containers/storage /var/run/containers/storage
Requires=container-1.service container-2.service
Before=container-1.service container-2.service
@ -128,6 +131,7 @@ Description=Podman pod-123abc.service
Documentation=man:podman-generate-systemd(1)
Wants=network.target
After=network-online.target
RequiresMountsFor=/var/lib/containers/storage /var/run/containers/storage
Requires=container-1.service container-2.service
Before=container-1.service container-2.service
@ -155,6 +159,7 @@ Description=Podman pod-123abc.service
Documentation=man:podman-generate-systemd(1)
Wants=network.target
After=network-online.target
RequiresMountsFor=/var/lib/containers/storage /var/run/containers/storage
Requires=container-1.service container-2.service
Before=container-1.service container-2.service
@ -191,6 +196,8 @@ WantedBy=multi-user.target default.target
PIDFile: "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
StopTimeout: 42,
PodmanVersion: "CI",
GraphRoot: "/var/lib/containers/storage",
RunRoot: "/var/run/containers/storage",
RequiredServices: []string{"container-1", "container-2"},
CreateCommand: []string{"podman", "pod", "create", "--name", "foo", "bar=arg with space"},
},
@ -208,6 +215,8 @@ WantedBy=multi-user.target default.target
PIDFile: "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
StopTimeout: 42,
PodmanVersion: "CI",
GraphRoot: "/var/lib/containers/storage",
RunRoot: "/var/run/containers/storage",
RequiredServices: []string{"container-1", "container-2"},
CreateCommand: []string{"podman", "pod", "create", "--name", "foo", "bar=arg with space"},
},
@ -225,6 +234,8 @@ WantedBy=multi-user.target default.target
PIDFile: "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
StopTimeout: 42,
PodmanVersion: "CI",
GraphRoot: "/var/lib/containers/storage",
RunRoot: "/var/run/containers/storage",
RequiredServices: []string{"container-1", "container-2"},
CreateCommand: []string{"podman", "--events-backend", "none", "--runroot", "/root", "pod", "create", "--name", "foo", "bar=arg with space"},
},
@ -242,6 +253,8 @@ WantedBy=multi-user.target default.target
PIDFile: "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
StopTimeout: 10,
PodmanVersion: "CI",
GraphRoot: "/var/lib/containers/storage",
RunRoot: "/var/run/containers/storage",
RequiredServices: []string{"container-1", "container-2"},
CreateCommand: []string{"podman", "pod", "create", "--name", "foo", "bar=arg with space"},
},
@ -259,6 +272,8 @@ WantedBy=multi-user.target default.target
PIDFile: "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
StopTimeout: 10,
PodmanVersion: "CI",
GraphRoot: "/var/lib/containers/storage",
RunRoot: "/var/run/containers/storage",
RequiredServices: []string{"container-1", "container-2"},
CreateCommand: []string{"podman", "--events-backend", "none", "--runroot", "/root", "pod", "create", "--name", "foo", "bar=arg with space"},
},
@ -276,6 +291,8 @@ WantedBy=multi-user.target default.target
PIDFile: "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
StopTimeout: 10,
PodmanVersion: "CI",
GraphRoot: "/var/lib/containers/storage",
RunRoot: "/var/run/containers/storage",
RequiredServices: []string{"container-1", "container-2"},
CreateCommand: []string{"podman", "pod", "create", "--name", "foo", "--replace=false"},
},
@ -293,6 +310,8 @@ WantedBy=multi-user.target default.target
PIDFile: "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
StopTimeout: 10,
PodmanVersion: "CI",
GraphRoot: "/var/lib/containers/storage",
RunRoot: "/var/run/containers/storage",
RequiredServices: []string{"container-1", "container-2"},
CreateCommand: []string{"podman", "pod", "create", "--name", "foo", "--label", "key={{someval}}"},
},