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-rw-r--r--cmd/podman/common/create.go5
-rw-r--r--cmd/podman/common/create_opts.go1
-rw-r--r--cmd/podman/common/specgen.go11
-rw-r--r--cmd/podman/common/util.go25
-rw-r--r--cmd/podman/parse/common.go55
-rw-r--r--cmd/podman/pods/create.go4
-rw-r--r--cmd/podman/pods/rm.go25
-rw-r--r--cmd/podman/pods/start.go22
-rw-r--r--cmd/podman/pods/stop.go35
9 files changed, 163 insertions, 20 deletions
diff --git a/cmd/podman/common/create.go b/cmd/podman/common/create.go
index 86cd51643..e79c5c20b 100644
--- a/cmd/podman/common/create.go
+++ b/cmd/podman/common/create.go
@@ -338,6 +338,11 @@ func GetCreateFlags(cf *ContainerCLIOpts) *pflag.FlagSet {
"pod", "",
"Run container in an existing pod",
)
+ createFlags.StringVar(
+ &cf.PodIDFile,
+ "pod-id-file", "",
+ "Read the pod ID from the file",
+ )
createFlags.BoolVar(
&cf.Privileged,
"privileged", false,
diff --git a/cmd/podman/common/create_opts.go b/cmd/podman/common/create_opts.go
index 4cba5daf7..98dc6744c 100644
--- a/cmd/podman/common/create_opts.go
+++ b/cmd/podman/common/create_opts.go
@@ -68,6 +68,7 @@ type ContainerCLIOpts struct {
PID string
PIDsLimit int64
Pod string
+ PodIDFile string
Privileged bool
PublishAll bool
Pull string
diff --git a/cmd/podman/common/specgen.go b/cmd/podman/common/specgen.go
index 2286e67de..fee9d8c7b 100644
--- a/cmd/podman/common/specgen.go
+++ b/cmd/podman/common/specgen.go
@@ -254,6 +254,17 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
s.PublishExposedPorts = c.PublishAll
s.Pod = c.Pod
+ if len(c.PodIDFile) > 0 {
+ if len(s.Pod) > 0 {
+ return errors.New("Cannot specify both --pod and --pod-id-file")
+ }
+ podID, err := ReadPodIDFile(c.PodIDFile)
+ if err != nil {
+ return err
+ }
+ s.Pod = podID
+ }
+
expose, err := createExpose(c.Expose)
if err != nil {
return err
diff --git a/cmd/podman/common/util.go b/cmd/podman/common/util.go
index 0d9f3ba26..ce323a4ba 100644
--- a/cmd/podman/common/util.go
+++ b/cmd/podman/common/util.go
@@ -1,6 +1,7 @@
package common
import (
+ "io/ioutil"
"net"
"strconv"
"strings"
@@ -10,6 +11,30 @@ import (
"github.com/sirupsen/logrus"
)
+// ReadPodIDFile reads the specified file and returns its content (i.e., first
+// line).
+func ReadPodIDFile(path string) (string, error) {
+ content, err := ioutil.ReadFile(path)
+ if err != nil {
+ return "", errors.Wrap(err, "error reading pod ID file")
+ }
+ return strings.Split(string(content), "\n")[0], nil
+}
+
+// ReadPodIDFiles reads the specified files and returns their content (i.e.,
+// first line).
+func ReadPodIDFiles(files []string) ([]string, error) {
+ ids := []string{}
+ for _, file := range files {
+ id, err := ReadPodIDFile(file)
+ if err != nil {
+ return nil, err
+ }
+ ids = append(ids, id)
+ }
+ return ids, nil
+}
+
// createExpose parses user-provided exposed port definitions and converts them
// into SpecGen format.
// TODO: The SpecGen format should really handle ranges more sanely - we could
diff --git a/cmd/podman/parse/common.go b/cmd/podman/parse/common.go
index 13f425b6d..b3aa88da2 100644
--- a/cmd/podman/parse/common.go
+++ b/cmd/podman/parse/common.go
@@ -5,6 +5,10 @@ import (
"github.com/spf13/cobra"
)
+// TODO: the two functions here are almost identical. It may be worth looking
+// into generalizing the two a bit more and share code but time is scarce and
+// we only live once.
+
// CheckAllLatestAndCIDFile checks that --all and --latest are used correctly.
// If cidfile is set, also check for the --cidfile flag.
func CheckAllLatestAndCIDFile(c *cobra.Command, args []string, ignoreArgLen bool, cidfile bool) error {
@@ -55,3 +59,54 @@ func CheckAllLatestAndCIDFile(c *cobra.Command, args []string, ignoreArgLen bool
}
return nil
}
+
+// CheckAllLatestAndPodIDFile checks that --all and --latest are used correctly.
+// If withIDFile is set, also check for the --pod-id-file flag.
+func CheckAllLatestAndPodIDFile(c *cobra.Command, args []string, ignoreArgLen bool, withIDFile bool) error {
+ argLen := len(args)
+ if c.Flags().Lookup("all") == nil || c.Flags().Lookup("latest") == nil {
+ if !withIDFile {
+ return errors.New("unable to lookup values for 'latest' or 'all'")
+ } else if c.Flags().Lookup("pod-id-file") == nil {
+ return errors.New("unable to lookup values for 'latest', 'all' or 'pod-id-file'")
+ }
+ }
+
+ specifiedAll, _ := c.Flags().GetBool("all")
+ specifiedLatest, _ := c.Flags().GetBool("latest")
+ specifiedPodIDFile := false
+ if pid, _ := c.Flags().GetStringArray("pod-id-file"); len(pid) > 0 {
+ specifiedPodIDFile = true
+ }
+
+ if specifiedPodIDFile && (specifiedAll || specifiedLatest) {
+ return errors.Errorf("--all, --latest and --pod-id-file cannot be used together")
+ } else if specifiedAll && specifiedLatest {
+ return errors.Errorf("--all and --latest cannot be used together")
+ }
+
+ if (argLen > 0) && specifiedAll {
+ return errors.Errorf("no arguments are needed with --all")
+ }
+
+ if ignoreArgLen {
+ return nil
+ }
+
+ if argLen > 0 {
+ if specifiedLatest {
+ return errors.Errorf("no arguments are needed with --latest")
+ } else if withIDFile && (specifiedLatest || specifiedPodIDFile) {
+ return errors.Errorf("no arguments are needed with --latest or --pod-id-file")
+ }
+ }
+
+ if specifiedPodIDFile {
+ return nil
+ }
+
+ if argLen < 1 && !specifiedAll && !specifiedLatest && !specifiedPodIDFile {
+ return errors.Errorf("you must provide at least one name or id")
+ }
+ return nil
+}
diff --git a/cmd/podman/pods/create.go b/cmd/podman/pods/create.go
index 5ed5fa57c..51b7a7d52 100644
--- a/cmd/podman/pods/create.go
+++ b/cmd/podman/pods/create.go
@@ -53,6 +53,7 @@ func init() {
flags.AddFlagSet(common.GetNetFlags())
flags.StringVar(&createOptions.CGroupParent, "cgroup-parent", "", "Set parent cgroup for the pod")
flags.BoolVar(&createOptions.Infra, "infra", true, "Create an infra container associated with the pod to share namespaces with")
+ flags.StringVar(&createOptions.InfraConmonPidFile, "infra-conmon-pidfile", "", "Path to the file that will receive the POD of the infra container's conmon")
flags.StringVar(&createOptions.InfraImage, "infra-image", containerConfig.Engine.InfraImage, "The image of the infra container to associate with the pod")
flags.StringVar(&createOptions.InfraCommand, "infra-command", containerConfig.Engine.InfraCommand, "The command to run on the infra container when the pod is started")
flags.StringSliceVar(&labelFile, "label-file", []string{}, "Read in a line delimited file of labels")
@@ -83,6 +84,9 @@ func create(cmd *cobra.Command, args []string) error {
if !createOptions.Infra {
logrus.Debugf("Not creating an infra container")
+ if cmd.Flag("infra-conmon-pidfile").Changed {
+ return errors.New("cannot set infra-conmon-pid without an infra container")
+ }
if cmd.Flag("infra-command").Changed {
return errors.New("cannot set infra-command without an infra container")
}
diff --git a/cmd/podman/pods/rm.go b/cmd/podman/pods/rm.go
index 4b9882f8a..8de0bce9e 100644
--- a/cmd/podman/pods/rm.go
+++ b/cmd/podman/pods/rm.go
@@ -4,6 +4,7 @@ import (
"context"
"fmt"
+ "github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/parse"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/utils"
@@ -11,7 +12,15 @@ import (
"github.com/spf13/cobra"
)
+// allows for splitting API and CLI-only options
+type podRmOptionsWrapper struct {
+ entities.PodRmOptions
+
+ PodIDFiles []string
+}
+
var (
+ rmOptions = podRmOptionsWrapper{}
podRmDescription = fmt.Sprintf(`podman rm will remove one or more stopped pods and their containers from the host.
The pod name or ID can be used. A pod with containers will not be removed without --force. If --force is specified, all containers will be stopped, then removed.`)
@@ -21,7 +30,7 @@ var (
Long: podRmDescription,
RunE: rm,
Args: func(cmd *cobra.Command, args []string) error {
- return parse.CheckAllLatestAndCIDFile(cmd, args, false, false)
+ return parse.CheckAllLatestAndPodIDFile(cmd, args, false, true)
},
Example: `podman pod rm mywebserverpod
podman pod rm -f 860a4b23
@@ -29,10 +38,6 @@ var (
}
)
-var (
- rmOptions = entities.PodRmOptions{}
-)
-
func init() {
registry.Commands = append(registry.Commands, registry.CliCommand{
Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
@@ -45,6 +50,7 @@ func init() {
flags.BoolVarP(&rmOptions.Force, "force", "f", false, "Force removal of a running pod by first stopping all containers, then removing all containers in the pod. The default is false")
flags.BoolVarP(&rmOptions.Ignore, "ignore", "i", false, "Ignore errors when a specified pod is missing")
flags.BoolVarP(&rmOptions.Latest, "latest", "l", false, "Remove the latest pod podman is aware of")
+ flags.StringArrayVarP(&rmOptions.PodIDFiles, "pod-id-file", "", nil, "Read the pod ID from the file")
if registry.IsRemote() {
_ = flags.MarkHidden("latest")
_ = flags.MarkHidden("ignore")
@@ -55,7 +61,14 @@ func rm(cmd *cobra.Command, args []string) error {
var (
errs utils.OutputErrors
)
- responses, err := registry.ContainerEngine().PodRm(context.Background(), args, rmOptions)
+
+ ids, err := common.ReadPodIDFiles(rmOptions.PodIDFiles)
+ if err != nil {
+ return err
+ }
+ args = append(args, ids...)
+
+ responses, err := registry.ContainerEngine().PodRm(context.Background(), args, rmOptions.PodRmOptions)
if err != nil {
return err
}
diff --git a/cmd/podman/pods/start.go b/cmd/podman/pods/start.go
index d0150a3c2..97020b360 100644
--- a/cmd/podman/pods/start.go
+++ b/cmd/podman/pods/start.go
@@ -4,6 +4,7 @@ import (
"context"
"fmt"
+ "github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/parse"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/utils"
@@ -11,6 +12,13 @@ import (
"github.com/spf13/cobra"
)
+// allows for splitting API and CLI-only options
+type podStartOptionsWrapper struct {
+ entities.PodStartOptions
+
+ PodIDFiles []string
+}
+
var (
podStartDescription = `The pod name or ID can be used.
@@ -21,7 +29,7 @@ var (
Long: podStartDescription,
RunE: start,
Args: func(cmd *cobra.Command, args []string) error {
- return parse.CheckAllLatestAndCIDFile(cmd, args, false, false)
+ return parse.CheckAllLatestAndPodIDFile(cmd, args, false, true)
},
Example: `podman pod start podID
podman pod start --latest
@@ -30,7 +38,7 @@ var (
)
var (
- startOptions = entities.PodStartOptions{}
+ startOptions = podStartOptionsWrapper{}
)
func init() {
@@ -43,6 +51,7 @@ func init() {
flags := startCommand.Flags()
flags.BoolVarP(&startOptions.All, "all", "a", false, "Restart all running pods")
flags.BoolVarP(&startOptions.Latest, "latest", "l", false, "Restart the latest pod podman is aware of")
+ flags.StringArrayVarP(&startOptions.PodIDFiles, "pod-id-file", "", nil, "Read the pod ID from the file")
if registry.IsRemote() {
_ = flags.MarkHidden("latest")
}
@@ -52,7 +61,14 @@ func start(cmd *cobra.Command, args []string) error {
var (
errs utils.OutputErrors
)
- responses, err := registry.ContainerEngine().PodStart(context.Background(), args, startOptions)
+
+ ids, err := common.ReadPodIDFiles(startOptions.PodIDFiles)
+ if err != nil {
+ return err
+ }
+ args = append(args, ids...)
+
+ responses, err := registry.ContainerEngine().PodStart(context.Background(), args, startOptions.PodStartOptions)
if err != nil {
return err
}
diff --git a/cmd/podman/pods/stop.go b/cmd/podman/pods/stop.go
index daf05d640..628e8a536 100644
--- a/cmd/podman/pods/stop.go
+++ b/cmd/podman/pods/stop.go
@@ -4,6 +4,7 @@ import (
"context"
"fmt"
+ "github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/parse"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/utils"
@@ -11,7 +12,18 @@ import (
"github.com/spf13/cobra"
)
+// allows for splitting API and CLI-only options
+type podStopOptionsWrapper struct {
+ entities.PodStopOptions
+
+ PodIDFiles []string
+ TimeoutCLI uint
+}
+
var (
+ stopOptions = podStopOptionsWrapper{
+ PodStopOptions: entities.PodStopOptions{Timeout: -1},
+ }
podStopDescription = `The pod name or ID can be used.
This command will stop all running containers in each of the specified pods.`
@@ -22,7 +34,7 @@ var (
Long: podStopDescription,
RunE: stop,
Args: func(cmd *cobra.Command, args []string) error {
- return parse.CheckAllLatestAndCIDFile(cmd, args, false, false)
+ return parse.CheckAllLatestAndPodIDFile(cmd, args, false, true)
},
Example: `podman pod stop mywebserverpod
podman pod stop --latest
@@ -30,13 +42,6 @@ var (
}
)
-var (
- stopOptions = entities.PodStopOptions{
- Timeout: -1,
- }
- timeout uint
-)
-
func init() {
registry.Commands = append(registry.Commands, registry.CliCommand{
Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
@@ -47,7 +52,8 @@ func init() {
flags.BoolVarP(&stopOptions.All, "all", "a", false, "Stop all running pods")
flags.BoolVarP(&stopOptions.Ignore, "ignore", "i", false, "Ignore errors when a specified pod is missing")
flags.BoolVarP(&stopOptions.Latest, "latest", "l", false, "Stop the latest pod podman is aware of")
- flags.UintVarP(&timeout, "time", "t", containerConfig.Engine.StopTimeout, "Seconds to wait for pod stop before killing the container")
+ flags.UintVarP(&stopOptions.TimeoutCLI, "time", "t", containerConfig.Engine.StopTimeout, "Seconds to wait for pod stop before killing the container")
+ flags.StringArrayVarP(&stopOptions.PodIDFiles, "pod-id-file", "", nil, "Read the pod ID from the file")
if registry.IsRemote() {
_ = flags.MarkHidden("latest")
_ = flags.MarkHidden("ignore")
@@ -60,9 +66,16 @@ func stop(cmd *cobra.Command, args []string) error {
errs utils.OutputErrors
)
if cmd.Flag("time").Changed {
- stopOptions.Timeout = int(timeout)
+ stopOptions.Timeout = int(stopOptions.TimeoutCLI)
+ }
+
+ ids, err := common.ReadPodIDFiles(stopOptions.PodIDFiles)
+ if err != nil {
+ return err
}
- responses, err := registry.ContainerEngine().PodStop(context.Background(), args, stopOptions)
+ args = append(args, ids...)
+
+ responses, err := registry.ContainerEngine().PodStop(context.Background(), args, stopOptions.PodStopOptions)
if err != nil {
return err
}
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-09-27 04:18:12 +0000