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authorGiuseppe Scrivano <gscrivan@redhat.com>2019-10-07 14:02:54 +0200
committerGiuseppe Scrivano <gscrivan@redhat.com>2019-10-09 23:39:18 +0200
commit5963077e93937046b6b13d6f1da8c1f932c0e6ff (patch)
tree9666910e2f6d3c25dcafe0f8dbb35f01027e36db /cmd
parent3ba3e1c7510d1780b6527a4aa52e40ac2c5b576a (diff)
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cli: support --systemd=always
it enforces the systemd mode also when the command name doesn't match /usr/sbin/init or systemd. Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
Diffstat (limited to 'cmd')
-rw-r--r--cmd/podman/cliconfig/defaults.go5
-rw-r--r--cmd/podman/common.go6
-rw-r--r--cmd/podman/shared/create.go14
-rw-r--r--cmd/podman/shared/intermediate.go2
-rw-r--r--cmd/podman/shared/intermediate_varlink.go5
-rw-r--r--cmd/podman/varlink/io.podman.varlink2
6 files changed, 19 insertions, 15 deletions
diff --git a/cmd/podman/cliconfig/defaults.go b/cmd/podman/cliconfig/defaults.go
index d5dae0874..ce695d153 100644
--- a/cmd/podman/cliconfig/defaults.go
+++ b/cmd/podman/cliconfig/defaults.go
@@ -1,10 +1,5 @@
package cliconfig
-const (
- // DefaultSystemD value
- DefaultSystemD bool = true
-)
-
var (
// DefaultHealthCheckInterval default value
DefaultHealthCheckInterval = "30s"
diff --git a/cmd/podman/common.go b/cmd/podman/common.go
index 2a3f8f3ad..e93586b62 100644
--- a/cmd/podman/common.go
+++ b/cmd/podman/common.go
@@ -455,9 +455,9 @@ func getCreateFlags(c *cliconfig.PodmanCommand) {
"sysctl", []string{},
"Sysctl options (default [])",
)
- createFlags.Bool(
- "systemd", cliconfig.DefaultSystemD,
- "Run container in systemd mode if the command executable is systemd or init",
+ createFlags.String(
+ "systemd", "true",
+ `Run container in systemd mode ("true"|"false"|"always" (default "true")`,
)
createFlags.StringArray(
"tmpfs", []string{},
diff --git a/cmd/podman/shared/create.go b/cmd/podman/shared/create.go
index 675dfbad6..7c56db8db 100644
--- a/cmd/podman/shared/create.go
+++ b/cmd/podman/shared/create.go
@@ -662,9 +662,17 @@ func ParseCreateOpts(ctx context.Context, c *GenericCLIResults, runtime *libpod.
return nil, errors.Errorf("invalid image-volume type %q. Pick one of bind, tmpfs, or ignore", c.String("image-volume"))
}
- var systemd bool
- if command != nil && c.Bool("systemd") && (command[0] == "/usr/sbin/init" || (filepath.Base(command[0]) == "systemd")) {
- systemd = true
+ systemd := c.String("systemd") == "always"
+ if !systemd && command != nil {
+ x, err := strconv.ParseBool(c.String("systemd"))
+ if err != nil {
+ return nil, errors.Wrapf(err, "cannot parse bool %s", c.String("systemd"))
+ }
+ if x && (command[0] == "/usr/sbin/init" || (filepath.Base(command[0]) == "systemd")) {
+ systemd = true
+ }
+ }
+ if systemd {
if signalString == "" {
stopSignal, err = signal.ParseSignal("RTMIN+3")
if err != nil {
diff --git a/cmd/podman/shared/intermediate.go b/cmd/podman/shared/intermediate.go
index cccdd1bea..0f71dc087 100644
--- a/cmd/podman/shared/intermediate.go
+++ b/cmd/podman/shared/intermediate.go
@@ -449,7 +449,7 @@ func NewIntermediateLayer(c *cliconfig.PodmanCommand, remote bool) GenericCLIRes
m["subgidname"] = newCRString(c, "subgidname")
m["subuidname"] = newCRString(c, "subuidname")
m["sysctl"] = newCRStringSlice(c, "sysctl")
- m["systemd"] = newCRBool(c, "systemd")
+ m["systemd"] = newCRString(c, "systemd")
m["tmpfs"] = newCRStringArray(c, "tmpfs")
m["tty"] = newCRBool(c, "tty")
m["uidmap"] = newCRStringSlice(c, "uidmap")
diff --git a/cmd/podman/shared/intermediate_varlink.go b/cmd/podman/shared/intermediate_varlink.go
index 9dbf83950..c95470a72 100644
--- a/cmd/podman/shared/intermediate_varlink.go
+++ b/cmd/podman/shared/intermediate_varlink.go
@@ -152,7 +152,7 @@ func (g GenericCLIResults) MakeVarlink() iopodman.Create {
Subuidname: StringToPtr(g.Find("subuidname")),
Subgidname: StringToPtr(g.Find("subgidname")),
Sysctl: StringSliceToPtr(g.Find("sysctl")),
- Systemd: BoolToPtr(g.Find("systemd")),
+ Systemd: StringToPtr(g.Find("systemd")),
Tmpfs: StringSliceToPtr(g.Find("tmpfs")),
Tty: BoolToPtr(g.Find("tty")),
Uidmap: StringSliceToPtr(g.Find("uidmap")),
@@ -321,6 +321,7 @@ func VarlinkCreateToGeneric(opts iopodman.Create) GenericCLIResults {
var memSwapDefault int64 = -1
netModeDefault := "bridge"
+ systemdDefault := "true"
if rootless.IsRootless() {
netModeDefault = "slirp4netns"
}
@@ -409,7 +410,7 @@ func VarlinkCreateToGeneric(opts iopodman.Create) GenericCLIResults {
m["subgidname"] = stringFromVarlink(opts.Subgidname, "subgidname", nil)
m["subuidname"] = stringFromVarlink(opts.Subuidname, "subuidname", nil)
m["sysctl"] = stringSliceFromVarlink(opts.Sysctl, "sysctl", nil)
- m["systemd"] = boolFromVarlink(opts.Systemd, "systemd", cliconfig.DefaultSystemD)
+ m["systemd"] = stringFromVarlink(opts.Systemd, "systemd", &systemdDefault)
m["tmpfs"] = stringSliceFromVarlink(opts.Tmpfs, "tmpfs", nil)
m["tty"] = boolFromVarlink(opts.Tty, "tty", false)
m["uidmap"] = stringSliceFromVarlink(opts.Uidmap, "uidmap", nil)
diff --git a/cmd/podman/varlink/io.podman.varlink b/cmd/podman/varlink/io.podman.varlink
index 2408dc80c..13e8394fb 100644
--- a/cmd/podman/varlink/io.podman.varlink
+++ b/cmd/podman/varlink/io.podman.varlink
@@ -363,7 +363,7 @@ type Create (
subuidname: ?string,
subgidname: ?string,
sysctl: ?[]string,
- systemd: ?bool,
+ systemd: ?string,
tmpfs: ?[]string,
tty: ?bool,
uidmap: ?[]string,