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Diffstat (limited to 'cmd/podman/main.go')
-rw-r--r--cmd/podman/main.go131
1 files changed, 14 insertions, 117 deletions
diff --git a/cmd/podman/main.go b/cmd/podman/main.go
index b44cf9f0a..35a94b3db 100644
--- a/cmd/podman/main.go
+++ b/cmd/podman/main.go
@@ -3,26 +3,18 @@ package main
import (
"context"
"io"
- "io/ioutil"
- "log/syslog"
"os"
- "runtime/pprof"
- "strconv"
- "strings"
"syscall"
"github.com/containers/libpod/cmd/podman/cliconfig"
- "github.com/containers/libpod/cmd/podman/libpodruntime"
"github.com/containers/libpod/libpod"
_ "github.com/containers/libpod/pkg/hooks/0.1.0"
"github.com/containers/libpod/pkg/rootless"
- "github.com/containers/libpod/pkg/tracing"
"github.com/containers/libpod/version"
"github.com/containers/storage/pkg/reexec"
"github.com/opentracing/opentracing-go"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
- lsyslog "github.com/sirupsen/logrus/hooks/syslog"
"github.com/spf13/cobra"
)
@@ -38,6 +30,7 @@ var (
// Commands that the remote and local client have
// implemented.
var mainCommands = []*cobra.Command{
+ _attachCommand,
_buildCommand,
_diffCommand,
_createCommand,
@@ -52,13 +45,16 @@ var mainCommands = []*cobra.Command{
_loadCommand,
_logsCommand,
podCommand.Command,
+ &_psCommand,
_pullCommand,
_pushCommand,
+ _rmCommand,
&_rmiCommand,
_runCommand,
_saveCommand,
_stopCommand,
_tagCommand,
+ _umountCommand,
_versionCommand,
_waitCommand,
imageCommand.Command,
@@ -85,40 +81,13 @@ func init() {
cobra.OnInitialize(initConfig)
rootCmd.TraverseChildren = true
rootCmd.Version = version.Version
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.CGroupManager, "cgroup-manager", "", "Cgroup manager to use (cgroupfs or systemd, default systemd)")
- // -c is deprecated due to conflict with -c on subcommands
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.CpuProfile, "cpu-profile", "", "Path for the cpu profiling results")
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.Config, "config", "", "Path of a libpod config file detailing container server configuration options")
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.ConmonPath, "conmon", "", "Path of the conmon binary")
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.NetworkCmdPath, "network-cmd-path", "", "Path to the command for configuring the network")
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.CniConfigDir, "cni-config-dir", "", "Path of the configuration directory for CNI networks")
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.DefaultMountsFile, "default-mounts-file", "", "Path to default mounts file")
- rootCmd.PersistentFlags().MarkHidden("defaults-mount-file")
- // Override default --help information of `--help` global flag
- var dummyHelp bool
- rootCmd.PersistentFlags().BoolVar(&dummyHelp, "help", false, "Help for podman")
- rootCmd.PersistentFlags().StringSliceVar(&MainGlobalOpts.HooksDir, "hooks-dir", []string{}, "Set the OCI hooks directory path (may be set multiple times)")
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.LogLevel, "log-level", "error", "Log messages above specified level: debug, info, warn, error, fatal or panic")
- rootCmd.PersistentFlags().IntVar(&MainGlobalOpts.MaxWorks, "max-workers", 0, "The maximum number of workers for parallel operations")
- rootCmd.PersistentFlags().MarkHidden("max-workers")
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.Namespace, "namespace", "", "Set the libpod namespace, used to create separate views of the containers and pods on the system")
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.Root, "root", "", "Path to the root directory in which data, including images, is stored")
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.Runroot, "runroot", "", "Path to the 'run directory' where all state information is stored")
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.Runtime, "runtime", "", "Path to the OCI-compatible binary used to run containers, default is /usr/bin/runc")
- // -s is depracated due to conflict with -s on subcommands
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.StorageDriver, "storage-driver", "", "Select which storage driver is used to manage storage of images and containers (default is overlay)")
- rootCmd.PersistentFlags().StringSliceVar(&MainGlobalOpts.StorageOpts, "storage-opt", []string{}, "Used to pass an option to the storage driver")
- rootCmd.PersistentFlags().BoolVar(&MainGlobalOpts.Syslog, "syslog", false, "Output logging information to syslog as well as the console")
-
- rootCmd.PersistentFlags().StringVar(&MainGlobalOpts.TmpDir, "tmpdir", "", "Path to the tmp directory")
- rootCmd.PersistentFlags().BoolVar(&MainGlobalOpts.Trace, "trace", false, "Enable opentracing output")
// Override default --help information of `--version` global flag
var dummyVersion bool
rootCmd.PersistentFlags().BoolVar(&dummyVersion, "version", false, "Version for podman")
rootCmd.AddCommand(mainCommands...)
rootCmd.AddCommand(getMainCommands()...)
-
}
+
func initConfig() {
// we can do more stuff in here.
}
@@ -128,63 +97,16 @@ func before(cmd *cobra.Command, args []string) error {
logrus.Errorf(err.Error())
os.Exit(1)
}
- if os.Geteuid() != 0 && cmd != _searchCommand && cmd != _versionCommand && !strings.HasPrefix(cmd.Use, "help") {
- podmanCmd := cliconfig.PodmanCommand{
- cmd,
- args,
- MainGlobalOpts,
- }
- runtime, err := libpodruntime.GetRuntime(&podmanCmd)
- if err != nil {
- return errors.Wrapf(err, "could not get runtime")
- }
- defer runtime.Shutdown(false)
-
- ctrs, err := runtime.GetRunningContainers()
- if err != nil {
- logrus.Errorf(err.Error())
- os.Exit(1)
- }
- var became bool
- var ret int
- if len(ctrs) == 0 {
- became, ret, err = rootless.BecomeRootInUserNS()
- } else {
- for _, ctr := range ctrs {
- data, err := ioutil.ReadFile(ctr.Config().ConmonPidFile)
- if err != nil {
- logrus.Errorf(err.Error())
- os.Exit(1)
- }
- conmonPid, err := strconv.Atoi(string(data))
- if err != nil {
- logrus.Errorf(err.Error())
- os.Exit(1)
- }
- became, ret, err = rootless.JoinUserAndMountNS(uint(conmonPid))
- if err == nil {
- break
- }
- }
- }
- if err != nil {
- logrus.Errorf(err.Error())
- os.Exit(1)
- }
- if became {
- os.Exit(ret)
- }
+ if err := setupRootless(cmd, args); err != nil {
+ return err
}
- if MainGlobalOpts.Syslog {
- hook, err := lsyslog.NewSyslogHook("", "", syslog.LOG_INFO, "")
- if err == nil {
- logrus.AddHook(hook)
- }
+ // Set log level; if not log-level is provided, default to error
+ logLevel := MainGlobalOpts.LogLevel
+ if logLevel == "" {
+ logLevel = "error"
}
-
- // Set log level
- level, err := logrus.ParseLevel(MainGlobalOpts.LogLevel)
+ level, err := logrus.ParseLevel(logLevel)
if err != nil {
return err
}
@@ -209,36 +131,11 @@ func before(cmd *cobra.Command, args []string) error {
// Be sure we can create directories with 0755 mode.
syscall.Umask(0022)
-
- if cmd.Flag("cpu-profile").Changed {
- f, err := os.Create(MainGlobalOpts.CpuProfile)
- if err != nil {
- return errors.Wrapf(err, "unable to create cpu profiling file %s",
- MainGlobalOpts.CpuProfile)
- }
- pprof.StartCPUProfile(f)
- }
- if cmd.Flag("trace").Changed {
- var tracer opentracing.Tracer
- tracer, closer = tracing.Init("podman")
- opentracing.SetGlobalTracer(tracer)
-
- span = tracer.StartSpan("before-context")
-
- Ctx = opentracing.ContextWithSpan(context.Background(), span)
- }
- return nil
+ return profileOn(cmd)
}
func after(cmd *cobra.Command, args []string) error {
- if cmd.Flag("cpu-profile").Changed {
- pprof.StopCPUProfile()
- }
- if cmd.Flag("trace").Changed {
- span.Finish()
- closer.Close()
- }
- return nil
+ return profileOff(cmd)
}
func main() {