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Add env var to toggle pivot root or ms_move

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Use the  DOCKER_RAMDISK env var to tell the native driver not to use
a pivot root when setting up the rootfs of a container.
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
This commit is contained in:
Michael Crosby 2014-03-06 19:30:52 -08:00
parent ca93316795
commit da605a43d6
3 changed files with 49 additions and 20 deletions
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23
libcontainer/container.go
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@ -11,17 +11,18 @@ type Context map[string]string
// Container defines configuration options for how a
// container is setup inside a directory and how a process should be executed
type Container struct {
Hostname string `json:"hostname,omitempty"` // hostname
ReadonlyFs bool `json:"readonly_fs,omitempty"` // set the containers rootfs as readonly
User string `json:"user,omitempty"` // user to execute the process as
WorkingDir string `json:"working_dir,omitempty"` // current working directory
Env []string `json:"environment,omitempty"` // environment to set
Tty bool `json:"tty,omitempty"` // setup a proper tty or not
Namespaces Namespaces `json:"namespaces,omitempty"` // namespaces to apply
Capabilities Capabilities `json:"capabilities,omitempty"` // capabilities to drop
Networks []*Network `json:"networks,omitempty"` // nil for host's network stack
Cgroups *cgroups.Cgroup `json:"cgroups,omitempty"` // cgroups
Context Context `json:"context,omitempty"` // generic context for specific options (apparmor, selinux)
Hostname string `json:"hostname,omitempty"` // hostname
ReadonlyFs bool `json:"readonly_fs,omitempty"` // set the containers rootfs as readonly
NoPivotRoot bool `json:"no_pivot_root,omitempty"` // this can be enabled if you are running in ramdisk
User string `json:"user,omitempty"` // user to execute the process as
WorkingDir string `json:"working_dir,omitempty"` // current working directory
Env []string `json:"environment,omitempty"` // environment to set
Tty bool `json:"tty,omitempty"` // setup a proper tty or not
Namespaces Namespaces `json:"namespaces,omitempty"` // namespaces to apply
Capabilities Capabilities `json:"capabilities,omitempty"` // capabilities to drop
Networks []*Network `json:"networks,omitempty"` // nil for host's network stack
Cgroups *cgroups.Cgroup `json:"cgroups,omitempty"` // cgroups
Context Context `json:"context,omitempty"` // generic context for specific options (apparmor, selinux)
}
// Network defines configuration for a container's networking stack