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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2019-06-18 20:34:30 +0200
committerGitHub <noreply@github.com>2019-06-18 20:34:30 +0200
commit3cabd81045c25172786a133c538fe97b5ab83c14 (patch)
tree0186b7fbb34b4eab8d3e7d9c74dfb4e5c23cb8c5
parent1c6e4dc6bba303132a546e398a1c2de254d07f86 (diff)
parent33b71944c072cd08841c05068aa010cfac3cbb4b (diff)
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Merge pull request #3352 from mheon/inspect_config_to_libpod
Move the Config portion of Inspect into libpod
-rw-r--r--cmd/podman/shared/container_inspect.go44
-rw-r--r--libpod/container_inspect.go108
2 files changed, 108 insertions, 44 deletions
diff --git a/cmd/podman/shared/container_inspect.go b/cmd/podman/shared/container_inspect.go
index fed089d29..c89daf6bb 100644
--- a/cmd/podman/shared/container_inspect.go
+++ b/cmd/podman/shared/container_inspect.go
@@ -1,9 +1,6 @@
package shared
import (
- "strings"
-
- "github.com/containers/image/manifest"
"github.com/containers/libpod/libpod"
cc "github.com/containers/libpod/pkg/spec"
"github.com/docker/go-connections/nat"
@@ -17,7 +14,6 @@ import (
type InspectContainer struct {
*libpod.InspectContainerData
HostConfig *InspectContainerHostConfig `json:"HostConfig"`
- Config *InspectContainerConfig `json:"Config"`
}
// InspectContainerHostConfig holds Container configuration that is not specific
@@ -82,31 +78,6 @@ type InspectContainerHostConfig struct {
Tmpfs []string `json:"Tmpfs"`
}
-// InspectContainerConfig holds further data about a container, again mostly
-// not directly stored in Libpod. This struct is matched to the output of
-// `docker inspect`.
-type InspectContainerConfig struct {
- Hostname string `json:"Hostname"`
- DomainName string `json:"Domainname"` //TODO
- User specs.User `json:"User"`
- AttachStdin bool `json:"AttachStdin"` //TODO
- AttachStdout bool `json:"AttachStdout"` //TODO
- AttachStderr bool `json:"AttachStderr"` //TODO
- Tty bool `json:"Tty"`
- OpenStdin bool `json:"OpenStdin"`
- StdinOnce bool `json:"StdinOnce"` //TODO
- Env []string `json:"Env"`
- Cmd []string `json:"Cmd"`
- Image string `json:"Image"`
- Volumes map[string]struct{} `json:"Volumes"`
- WorkingDir string `json:"WorkingDir"`
- Entrypoint string `json:"Entrypoint"`
- Labels map[string]string `json:"Labels"`
- Annotations map[string]string `json:"Annotations"`
- StopSignal uint `json:"StopSignal"`
- Healthcheck *manifest.Schema2HealthConfig `json:"Healthcheck,omitempty"`
-}
-
// InspectLogConfig holds information about a container's configured log driver
// and is presently unused. It is retained for Docker compatibility.
type InspectLogConfig struct {
@@ -181,21 +152,6 @@ func GetCtrInspectInfo(config *libpod.ContainerConfig, ctrInspectData *libpod.In
SecurityOpt: createArtifact.SecurityOpts,
Tmpfs: createArtifact.Tmpfs,
},
- &InspectContainerConfig{
- Hostname: spec.Hostname,
- User: spec.Process.User,
- Env: spec.Process.Env,
- Image: config.RootfsImageName,
- WorkingDir: spec.Process.Cwd,
- Labels: config.Labels,
- Annotations: spec.Annotations,
- Tty: spec.Process.Terminal,
- OpenStdin: config.Stdin,
- StopSignal: config.StopSignal,
- Cmd: config.Spec.Process.Args,
- Entrypoint: strings.Join(createArtifact.Entrypoint, " "),
- Healthcheck: config.HealthCheckConfig,
- },
}
return data, nil
}
diff --git a/libpod/container_inspect.go b/libpod/container_inspect.go
index 0a62ceb7c..8b3a18e41 100644
--- a/libpod/container_inspect.go
+++ b/libpod/container_inspect.go
@@ -1,8 +1,10 @@
package libpod
import (
+ "strings"
"time"
+ "github.com/containers/image/manifest"
"github.com/containers/libpod/libpod/driver"
"github.com/cri-o/ocicni/pkg/ocicni"
spec "github.com/opencontainers/runtime-spec/specs-go"
@@ -49,6 +51,53 @@ type InspectContainerData struct {
ExitCommand []string `json:"ExitCommand"`
Namespace string `json:"Namespace"`
IsInfra bool `json:"IsInfra"`
+ Config *InspectContainerConfig `json:"Config"`
+}
+
+// InspectContainerConfig holds further data about how a container was initially
+// configured.
+type InspectContainerConfig struct {
+ // Container hostname
+ Hostname string `json:"Hostname"`
+ // Container domain name - unused at present
+ DomainName string `json:"Domainname"`
+ // User the container was launched with
+ User string `json:"User"`
+ // Unused, at present
+ AttachStdin bool `json:"AttachStdin"`
+ // Unused, at present
+ AttachStdout bool `json:"AttachStdout"`
+ // Unused, at present
+ AttachStderr bool `json:"AttachStderr"`
+ // Whether the container creates a TTY
+ Tty bool `json:"Tty"`
+ // Whether the container leaves STDIN open
+ OpenStdin bool `json:"OpenStdin"`
+ // Whether STDIN is only left open once.
+ // Presently not supported by Podman, unused.
+ StdinOnce bool `json:"StdinOnce"`
+ // Container environment variables
+ Env []string `json:"Env"`
+ // Container command
+ Cmd []string `json:"Cmd"`
+ // Container image
+ Image string `json:"Image"`
+ // Unused, at present. I've never seen this field populated.
+ Volumes map[string]struct{} `json:"Volumes"`
+ // Container working directory
+ WorkingDir string `json:"WorkingDir"`
+ // Container entrypoint
+ Entrypoint string `json:"Entrypoint"`
+ // On-build arguments - presently unused. More of Buildah's domain.
+ OnBuild *string `json:"OnBuild"`
+ // Container labels
+ Labels map[string]string `json:"Labels"`
+ // Container annotations
+ Annotations map[string]string `json:"Annotations"`
+ // Container stop signal
+ StopSignal uint `json:"StopSignal"`
+ // Configured healthcheck for the container
+ Healthcheck *manifest.Schema2HealthConfig `json:"Healthcheck,omitempty"`
}
// InspectMount provides a record of a single mount in a container. It contains
@@ -284,6 +333,12 @@ func (c *Container) getContainerInspectData(size bool, driverData *driver.Data)
// Get information on the container's network namespace (if present)
data = c.getContainerNetworkInfo(data)
+ inspectConfig, err := c.generateInspectContainerConfig(spec)
+ if err != nil {
+ return nil, err
+ }
+ data.Config = inspectConfig
+
if size {
rootFsSize, err := c.rootFsSize()
if err != nil {
@@ -401,3 +456,56 @@ func parseMountOptionsForInspect(options []string, mount *InspectMount) {
mount.Mode = zZ
mount.Options = otherOpts
}
+
+// Generate the InspectContainerConfig struct for the Config field of Inspect.
+func (c *Container) generateInspectContainerConfig(spec *spec.Spec) (*InspectContainerConfig, error) {
+ ctrConfig := new(InspectContainerConfig)
+
+ ctrConfig.Hostname = c.Hostname()
+ ctrConfig.User = c.config.User
+ if spec.Process != nil {
+ ctrConfig.Tty = spec.Process.Terminal
+ ctrConfig.Env = []string{}
+ for _, val := range spec.Process.Env {
+ ctrConfig.Env = append(ctrConfig.Env, val)
+ }
+ ctrConfig.WorkingDir = spec.Process.Cwd
+ }
+
+ ctrConfig.OpenStdin = c.config.Stdin
+ ctrConfig.Image = c.config.RootfsImageName
+
+ // Leave empty is not explicitly overwritten by user
+ if len(c.config.Command) != 0 {
+ ctrConfig.Cmd = []string{}
+ for _, val := range c.config.Command {
+ ctrConfig.Cmd = append(ctrConfig.Cmd, val)
+ }
+ }
+
+ // Leave empty if not explicitly overwritten by user
+ if len(c.config.Entrypoint) != 0 {
+ ctrConfig.Entrypoint = strings.Join(c.config.Entrypoint, " ")
+ }
+
+ if len(c.config.Labels) != 0 {
+ ctrConfig.Labels = make(map[string]string)
+ for k, v := range c.config.Labels {
+ ctrConfig.Labels[k] = v
+ }
+ }
+
+ if len(spec.Annotations) != 0 {
+ ctrConfig.Annotations = make(map[string]string)
+ for k, v := range spec.Annotations {
+ ctrConfig.Annotations[k] = v
+ }
+ }
+
+ ctrConfig.StopSignal = c.config.StopSignal
+ // TODO: should JSON deep copy this to ensure internal pointers don't
+ // leak.
+ ctrConfig.Healthcheck = c.config.HealthCheckConfig
+
+ return ctrConfig, nil
+}