From ba0a6f34e349bfb5cf70cb2062522e6af1b9578c Mon Sep 17 00:00:00 2001 From: Giuseppe Scrivano Date: Tue, 14 Jan 2020 15:05:12 +0100 Subject: podman: add new option --cgroups=no-conmon it allows to disable cgroups creation only for the conmon process. A new cgroup is created for the container payload. Signed-off-by: Giuseppe Scrivano --- pkg/spec/namespaces.go | 4 ++-- pkg/spec/spec.go | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) (limited to 'pkg') diff --git a/pkg/spec/namespaces.go b/pkg/spec/namespaces.go index e62d4ed0a..1f98e6e25 100644 --- a/pkg/spec/namespaces.go +++ b/pkg/spec/namespaces.go @@ -213,8 +213,8 @@ func (c *CgroupConfig) ToCreateOptions(runtime *libpod.Runtime) ([]libpod.CtrCre options = append(options, libpod.WithCgroupParent(c.CgroupParent)) } - if c.Cgroups == "disabled" { - options = append(options, libpod.WithNoCgroups()) + if c.Cgroups != "" { + options = append(options, libpod.WithCgroupsMode(c.Cgroups)) } return options, nil diff --git a/pkg/spec/spec.go b/pkg/spec/spec.go index 7a220012f..cae055bb0 100644 --- a/pkg/spec/spec.go +++ b/pkg/spec/spec.go @@ -358,10 +358,10 @@ func (config *CreateConfig) createConfigToOCISpec(runtime *libpod.Runtime, userM return nil, errors.New("cannot specify resource limits when cgroups are disabled is specified") } configSpec.Linux.Resources = &spec.LinuxResources{} - case "enabled", "": + case "enabled", "no-conmon", "": // Do nothing default: - return nil, errors.New("unrecognized option for cgroups; supported are 'default' and 'disabled'") + return nil, errors.New("unrecognized option for cgroups; supported are 'default', 'disabled', 'no-conmon'") } // Add annotations -- cgit v1.2.3-54-g00ecf From 70236f56f9e8f2044e94800de7be3925f52d6c83 Mon Sep 17 00:00:00 2001 From: Giuseppe Scrivano Date: Tue, 14 Jan 2020 15:17:16 +0100 Subject: systemdgen: specify --cgroups=disabled-conmon for --new Signed-off-by: Giuseppe Scrivano --- pkg/systemdgen/systemdgen.go | 5 +++-- pkg/systemdgen/systemdgen_test.go | 2 +- 2 files changed, 4 insertions(+), 3 deletions(-) (limited to 'pkg') diff --git a/pkg/systemdgen/systemdgen.go b/pkg/systemdgen/systemdgen.go index 745b708e4..26b3b3756 100644 --- a/pkg/systemdgen/systemdgen.go +++ b/pkg/systemdgen/systemdgen.go @@ -153,13 +153,14 @@ func CreateContainerSystemdUnit(info *ContainerInfo, opts Options) (string, erro if len(info.CreateCommand) < index+1 { return "", errors.Errorf("container's create command is too short or invalid: %v", info.CreateCommand) } - // We're hard-coding the first four arguments and append the - // CreatCommand with a stripped command and subcomand. + // We're hard-coding the first five arguments and append the + // CreateCommand with a stripped command and subcomand. command := []string{ info.Executable, "run", "--conmon-pidfile", "/%t/%n-pid", "--cidfile", "/%t/%n-cid", + "--cgroups=no-conmon", } command = append(command, info.CreateCommand[index:]...) info.RunCommand = strings.Join(command, " ") diff --git a/pkg/systemdgen/systemdgen_test.go b/pkg/systemdgen/systemdgen_test.go index 9c6933d17..ee2429407 100644 --- a/pkg/systemdgen/systemdgen_test.go +++ b/pkg/systemdgen/systemdgen_test.go @@ -122,7 +122,7 @@ Documentation=man:podman-generate-systemd(1) [Service] Restart=always ExecStartPre=/usr/bin/rm -f /%t/%n-pid /%t/%n-cid -ExecStart=/usr/bin/podman run --conmon-pidfile /%t/%n-pid --cidfile /%t/%n-cid --name jadda-jadda --hostname hello-world awesome-image:latest command arg1 ... argN +ExecStart=/usr/bin/podman run --conmon-pidfile /%t/%n-pid --cidfile /%t/%n-cid --cgroups=no-conmon --name jadda-jadda --hostname hello-world awesome-image:latest command arg1 ... argN ExecStop=/usr/bin/podman stop --ignore --cidfile /%t/%n-cid -t 42 ExecStopPost=/usr/bin/podman rm --ignore -f --cidfile /%t/%n-cid PIDFile=/%t/%n-pid -- cgit v1.2.3-54-g00ecf