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authorBrent Baude <bbaude@redhat.com>2020-04-16 12:25:26 -0500
committerBrent Baude <bbaude@redhat.com>2020-04-16 15:53:58 -0500
commit241326a9a8c20ad7f2bcf651416b836e7778e090 (patch)
tree4001e8e47a022bb1b9bfbf2332c42e1aeb802f9e /cmd/podman/common.go
parent88c6fd06cd54fb9a8826306dfdf1a77e400de5de (diff)
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Podman V2 birth
remote podman v1 and replace with podman v2. Signed-off-by: Brent Baude <bbaude@redhat.com>
Diffstat (limited to 'cmd/podman/common.go')
-rw-r--r--cmd/podman/common.go593
1 files changed, 0 insertions, 593 deletions
diff --git a/cmd/podman/common.go b/cmd/podman/common.go
deleted file mode 100644
index 9aa9a63fe..000000000
--- a/cmd/podman/common.go
+++ /dev/null
@@ -1,593 +0,0 @@
-package main
-
-import (
- "context"
- "fmt"
- "strings"
-
- "github.com/containers/buildah"
- buildahcli "github.com/containers/buildah/pkg/cli"
- "github.com/containers/libpod/cmd/podman/cliconfig"
- "github.com/containers/libpod/pkg/util/camelcase"
- jsoniter "github.com/json-iterator/go"
- "github.com/pkg/errors"
- "github.com/spf13/cobra"
- "github.com/spf13/pflag"
-)
-
-var (
- json = jsoniter.ConfigCompatibleWithStandardLibrary
-)
-
-const (
- idTruncLength = 12
- sizeWithUnitFormat = "(format: `<number>[<unit>]`, where unit = b (bytes), k (kilobytes), m (megabytes), or g (gigabytes))"
-)
-
-func splitCamelCase(src string) string {
- entries := camelcase.Split(src)
- return strings.Join(entries, " ")
-}
-
-func shortID(id string) string {
- if len(id) > idTruncLength {
- return id[:idTruncLength]
- }
- return id
-}
-
-// 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 {
- argLen := len(args)
- if c.Flags().Lookup("all") == nil || c.Flags().Lookup("latest") == nil {
- if !cidfile {
- return errors.New("unable to lookup values for 'latest' or 'all'")
- } else if c.Flags().Lookup("cidfile") == nil {
- return errors.New("unable to lookup values for 'latest', 'all' or 'cidfile'")
- }
- }
-
- specifiedAll, _ := c.Flags().GetBool("all")
- specifiedLatest, _ := c.Flags().GetBool("latest")
- specifiedCIDFile := false
- if cid, _ := c.Flags().GetStringArray("cidfile"); len(cid) > 0 {
- specifiedCIDFile = true
- }
-
- if specifiedCIDFile && (specifiedAll || specifiedLatest) {
- return errors.Errorf("--all, --latest and --cidfile cannot be used together")
- } else if specifiedAll && specifiedLatest {
- return errors.Errorf("--all and --latest cannot be used together")
- }
-
- if ignoreArgLen {
- return nil
- }
- if (argLen > 0) && (specifiedAll || specifiedLatest) {
- return errors.Errorf("no arguments are needed with --all or --latest")
- } else if cidfile && (argLen > 0) && (specifiedAll || specifiedLatest || specifiedCIDFile) {
- return errors.Errorf("no arguments are needed with --all, --latest or --cidfile")
- }
-
- if specifiedCIDFile {
- return nil
- }
-
- if argLen < 1 && !specifiedAll && !specifiedLatest && !specifiedCIDFile {
- return errors.Errorf("you must provide at least one name or id")
- }
- return nil
-}
-
-// noSubArgs checks that there are no further positional parameters
-func noSubArgs(c *cobra.Command, args []string) error {
- if len(args) > 0 {
- return errors.Errorf("`%s` takes no arguments", c.CommandPath())
- }
- return nil
-}
-
-func commandRunE() func(*cobra.Command, []string) error {
- return func(cmd *cobra.Command, args []string) error {
- if len(args) > 0 {
- return errors.Errorf("unrecognized command `%s %s`\nTry '%s --help' for more information.", cmd.CommandPath(), args[0], cmd.CommandPath())
- } else {
- return errors.Errorf("missing command '%s COMMAND'\nTry '%s --help' for more information.", cmd.CommandPath(), cmd.CommandPath())
- }
- }
-}
-
-// getContext returns a non-nil, empty context
-func getContext() context.Context {
- if Ctx != nil {
- return Ctx
- }
- return context.TODO()
-}
-
-func getNetFlags() *pflag.FlagSet {
- netFlags := pflag.FlagSet{}
- netFlags.StringSlice(
- "add-host", []string{},
- "Add a custom host-to-IP mapping (host:ip)",
- )
- netFlags.StringSlice(
- "dns", getDefaultDNSServers(),
- "Set custom DNS servers",
- )
- netFlags.StringSlice(
- "dns-opt", getDefaultDNSOptions(),
- "Set custom DNS options",
- )
- netFlags.StringSlice(
- "dns-search", getDefaultDNSSearches(),
- "Set custom DNS search domains",
- )
- netFlags.String(
- "ip", "",
- "Specify a static IPv4 address for the container",
- )
- netFlags.String(
- "mac-address", "",
- "Container MAC address (e.g. 92:d0:c6:0a:29:33)",
- )
- netFlags.String(
- "network", getDefaultNetNS(),
- "Connect a container to a network",
- )
- netFlags.StringSliceP(
- "publish", "p", []string{},
- "Publish a container's port, or a range of ports, to the host (default [])",
- )
- netFlags.Bool(
- "no-hosts", false,
- "Do not create /etc/hosts within the container, instead use the version from the image",
- )
- return &netFlags
-}
-
-func getCreateFlags(c *cliconfig.PodmanCommand) {
- createFlags := c.Flags()
- createFlags.StringSlice(
- "annotation", []string{},
- "Add annotations to container (key:value)",
- )
- createFlags.StringSliceP(
- "attach", "a", []string{},
- "Attach to STDIN, STDOUT or STDERR",
- )
- createFlags.String(
- "authfile", buildahcli.GetDefaultAuthFile(),
- "Path of the authentication file. Use REGISTRY_AUTH_FILE environment variable to override",
- )
- createFlags.String(
- "blkio-weight", "",
- "Block IO weight (relative weight) accepts a weight value between 10 and 1000.",
- )
- createFlags.StringSlice(
- "blkio-weight-device", []string{},
- "Block IO weight (relative device weight, format: `DEVICE_NAME:WEIGHT`)",
- )
- createFlags.StringSlice(
- "cap-add", []string{},
- "Add capabilities to the container",
- )
- createFlags.StringSlice(
- "cap-drop", []string{},
- "Drop capabilities from the container",
- )
- createFlags.String(
- "cgroupns", getDefaultCgroupNS(),
- "cgroup namespace to use",
- )
- createFlags.String(
- "cgroups", "enabled",
- `control container cgroup configuration ("enabled"|"disabled"|"no-conmon")`,
- )
- createFlags.String(
- "cgroup-parent", "",
- "Optional parent cgroup for the container",
- )
- createFlags.String(
- "cidfile", "",
- "Write the container ID to the file",
- )
- createFlags.String(
- "conmon-pidfile", "",
- "Path to the file that will receive the PID of conmon",
- )
- createFlags.Uint64(
- "cpu-period", 0,
- "Limit the CPU CFS (Completely Fair Scheduler) period",
- )
- createFlags.Int64(
- "cpu-quota", 0,
- "Limit the CPU CFS (Completely Fair Scheduler) quota",
- )
- createFlags.Uint64(
- "cpu-rt-period", 0,
- "Limit the CPU real-time period in microseconds",
- )
- createFlags.Int64(
- "cpu-rt-runtime", 0,
- "Limit the CPU real-time runtime in microseconds",
- )
- createFlags.Uint64(
- "cpu-shares", 0,
- "CPU shares (relative weight)",
- )
- createFlags.Float64(
- "cpus", 0,
- "Number of CPUs. The default is 0.000 which means no limit",
- )
- createFlags.String(
- "cpuset-cpus", "",
- "CPUs in which to allow execution (0-3, 0,1)",
- )
- createFlags.String(
- "cpuset-mems", "",
- "Memory nodes (MEMs) in which to allow execution (0-3, 0,1). Only effective on NUMA systems.",
- )
- createFlags.BoolP(
- "detach", "d", false,
- "Run container in background and print container ID",
- )
- createFlags.String(
- "detach-keys", getDefaultDetachKeys(),
- "Override the key sequence for detaching a container. Format is a single character `[a-Z]` or a comma separated sequence of `ctrl-<value>`, where `<value>` is one of: `a-z`, `@`, `^`, `[`, `\\`, `]`, `^` or `_`",
- )
- createFlags.StringSlice(
- "device", getDefaultDevices(),
- fmt.Sprintf("Add a host device to the container"),
- )
- createFlags.StringSlice(
- "device-cgroup-rule", []string{},
- "Add a rule to the cgroup allowed devices list",
- )
- createFlags.StringSlice(
- "device-read-bps", []string{},
- "Limit read rate (bytes per second) from a device (e.g. --device-read-bps=/dev/sda:1mb)",
- )
- createFlags.StringSlice(
- "device-read-iops", []string{},
- "Limit read rate (IO per second) from a device (e.g. --device-read-iops=/dev/sda:1000)",
- )
- createFlags.StringSlice(
- "device-write-bps", []string{},
- "Limit write rate (bytes per second) to a device (e.g. --device-write-bps=/dev/sda:1mb)",
- )
- createFlags.StringSlice(
- "device-write-iops", []string{},
- "Limit write rate (IO per second) to a device (e.g. --device-write-iops=/dev/sda:1000)",
- )
- createFlags.String(
- "entrypoint", "",
- "Overwrite the default ENTRYPOINT of the image",
- )
- createFlags.StringArrayP(
- "env", "e", getDefaultEnv(),
- "Set environment variables in container",
- )
- createFlags.Bool(
- "env-host", false, "Use all current host environment variables in container",
- )
- createFlags.StringSlice(
- "env-file", []string{},
- "Read in a file of environment variables",
- )
- createFlags.StringSlice(
- "expose", []string{},
- "Expose a port or a range of ports",
- )
- createFlags.StringSlice(
- "gidmap", []string{},
- "GID map to use for the user namespace",
- )
- createFlags.StringSlice(
- "group-add", []string{},
- "Add additional groups to join",
- )
- createFlags.Bool(
- "help", false, "",
- )
- createFlags.String(
- "health-cmd", "",
- "set a healthcheck command for the container ('none' disables the existing healthcheck)",
- )
- createFlags.String(
- "health-interval", cliconfig.DefaultHealthCheckInterval,
- "set an interval for the healthchecks (a value of disable results in no automatic timer setup)",
- )
- createFlags.Uint(
- "health-retries", cliconfig.DefaultHealthCheckRetries,
- "the number of retries allowed before a healthcheck is considered to be unhealthy",
- )
- createFlags.String(
- "health-start-period", cliconfig.DefaultHealthCheckStartPeriod,
- "the initialization time needed for a container to bootstrap",
- )
- createFlags.String(
- "health-timeout", cliconfig.DefaultHealthCheckTimeout,
- "the maximum time allowed to complete the healthcheck before an interval is considered failed",
- )
- createFlags.StringP(
- "hostname", "h", "",
- "Set container hostname",
- )
- createFlags.Bool(
- "http-proxy", true,
- "Set proxy environment variables in the container based on the host proxy vars",
- )
- createFlags.String(
- "image-volume", cliconfig.DefaultImageVolume,
- `Tells podman how to handle the builtin image volumes ("bind"|"tmpfs"|"ignore")`,
- )
- createFlags.Bool(
- "init", false,
- "Run an init binary inside the container that forwards signals and reaps processes",
- )
- createFlags.String(
- "init-path", getDefaultInitPath(),
- // Do not use the Value field for setting the default value to determine user input (i.e., non-empty string)
- fmt.Sprintf("Path to the container-init binary"),
- )
- createFlags.BoolP(
- "interactive", "i", false,
- "Keep STDIN open even if not attached",
- )
- createFlags.String(
- "ipc", getDefaultIPCNS(),
- "IPC namespace to use",
- )
- createFlags.String(
- "kernel-memory", "",
- "Kernel memory limit "+sizeWithUnitFormat,
- )
- createFlags.StringArrayP(
- "label", "l", []string{},
- "Set metadata on container",
- )
- createFlags.StringSlice(
- "label-file", []string{},
- "Read in a line delimited file of labels",
- )
- createFlags.String(
- "log-driver", "",
- "Logging driver for the container",
- )
- createFlags.StringSlice(
- "log-opt", []string{},
- "Logging driver options",
- )
- createFlags.StringP(
- "memory", "m", "",
- "Memory limit "+sizeWithUnitFormat,
- )
- createFlags.String(
- "memory-reservation", "",
- "Memory soft limit "+sizeWithUnitFormat,
- )
- createFlags.String(
- "memory-swap", "",
- "Swap limit equal to memory plus swap: '-1' to enable unlimited swap",
- )
- createFlags.Int64(
- "memory-swappiness", -1,
- "Tune container memory swappiness (0 to 100, or -1 for system default)",
- )
- createFlags.String(
- "name", "",
- "Assign a name to the container",
- )
- createFlags.Bool(
- "no-healthcheck", false,
- "Disable healthchecks on container",
- )
- createFlags.Bool(
- "oom-kill-disable", false,
- "Disable OOM Killer",
- )
- createFlags.Int(
- "oom-score-adj", 0,
- "Tune the host's OOM preferences (-1000 to 1000)",
- )
- createFlags.String(
- "override-arch", "",
- "use `ARCH` instead of the architecture of the machine for choosing images",
- )
- markFlagHidden(createFlags, "override-arch")
- createFlags.String(
- "override-os", "",
- "use `OS` instead of the running OS for choosing images",
- )
- markFlagHidden(createFlags, "override-os")
- createFlags.String(
- "pid", getDefaultPidNS(),
- "PID namespace to use",
- )
- createFlags.Int64(
- "pids-limit", getDefaultPidsLimit(),
- getDefaultPidsDescription(),
- )
- createFlags.String(
- "pod", "",
- "Run container in an existing pod",
- )
- createFlags.Bool(
- "privileged", false,
- "Give extended privileges to container",
- )
- createFlags.BoolP(
- "publish-all", "P", false,
- "Publish all exposed ports to random ports on the host interface",
- )
- createFlags.String(
- "pull", "missing",
- `Pull image before creating ("always"|"missing"|"never")`,
- )
- createFlags.BoolP(
- "quiet", "q", false,
- "Suppress output information when pulling images",
- )
- createFlags.Bool(
- "read-only", false,
- "Make containers root filesystem read-only",
- )
- createFlags.Bool(
- "read-only-tmpfs", true,
- "When running containers in read-only mode mount a read-write tmpfs on /run, /tmp and /var/tmp",
- )
- createFlags.String(
- "restart", "",
- `Restart policy to apply when a container exits ("always"|"no"|"on-failure")`,
- )
- createFlags.Bool(
- "rm", false,
- "Remove container (and pod if created) after exit",
- )
- createFlags.Bool(
- "rootfs", false,
- "The first argument is not an image but the rootfs to the exploded container",
- )
- createFlags.StringArray(
- "security-opt", getDefaultSecurityOptions(),
- fmt.Sprintf("Security Options"),
- )
- createFlags.String(
- "shm-size", getDefaultShmSize(),
- "Size of /dev/shm "+sizeWithUnitFormat,
- )
- createFlags.String(
- "stop-signal", "",
- "Signal to stop a container. Default is SIGTERM",
- )
- createFlags.Uint(
- "stop-timeout", defaultContainerConfig.Engine.StopTimeout,
- "Timeout (in seconds) to stop a container. Default is 10",
- )
- createFlags.StringSlice(
- "storage-opt", []string{},
- "Storage driver options per container",
- )
- createFlags.String(
- "subgidname", "",
- "Name of range listed in /etc/subgid for use in user namespace",
- )
- createFlags.String(
- "subuidname", "",
- "Name of range listed in /etc/subuid for use in user namespace",
- )
-
- createFlags.StringSlice(
- "sysctl", getDefaultSysctls(),
- "Sysctl options",
- )
- createFlags.String(
- "systemd", "true",
- `Run container in systemd mode ("true"|"false"|"always")`,
- )
- createFlags.StringArray(
- "tmpfs", []string{},
- "Mount a temporary filesystem (`tmpfs`) into a container",
- )
- createFlags.BoolP(
- "tty", "t", false,
- "Allocate a pseudo-TTY for container",
- )
- createFlags.StringSlice(
- "uidmap", []string{},
- "UID map to use for the user namespace",
- )
- createFlags.StringSlice(
- "ulimit", getDefaultUlimits(),
- "Ulimit options",
- )
- createFlags.StringP(
- "user", "u", "",
- "Username or UID (format: <name|uid>[:<group|gid>])",
- )
- createFlags.String(
- "userns", getDefaultUserNS(),
- "User namespace to use",
- )
- createFlags.String(
- "uts", getDefaultUTSNS(),
- "UTS namespace to use",
- )
- createFlags.StringArray(
- "mount", []string{},
- "Attach a filesystem mount to the container",
- )
- createFlags.StringArrayP(
- "volume", "v", getDefaultVolumes(),
- "Bind mount a volume into the container",
- )
- createFlags.StringSlice(
- "volumes-from", []string{},
- "Mount volumes from the specified container(s)",
- )
- createFlags.StringP(
- "workdir", "w", "",
- "Working directory inside the container",
- )
- createFlags.String(
- "seccomp-policy", "default",
- "Policy for selecting a seccomp profile (experimental)",
- )
-}
-
-func getFormat(c *cliconfig.PodmanCommand) (string, error) {
- format := strings.ToLower(c.String("format"))
- if strings.HasPrefix(format, buildah.OCI) {
- return buildah.OCIv1ImageManifest, nil
- }
-
- if strings.HasPrefix(format, buildah.DOCKER) {
- return buildah.Dockerv2ImageManifest, nil
- }
- return "", errors.Errorf("unrecognized image type %q", format)
-}
-
-// scrubServer removes 'http://' or 'https://' from the front of the
-// server/registry string if either is there. This will be mostly used
-// for user input from 'podman login' and 'podman logout'.
-func scrubServer(server string) string {
- server = strings.TrimPrefix(server, "https://")
- return strings.TrimPrefix(server, "http://")
-}
-
-// HelpTemplate returns the help template for podman commands
-// This uses the short and long options.
-// command should not use this.
-func HelpTemplate() string {
- return `{{.Short}}
-
-Description:
- {{.Long}}
-
-{{if or .Runnable .HasSubCommands}}{{.UsageString}}{{end}}`
-}
-
-// UsageTemplate returns the usage template for podman commands
-// This blocks the desplaying of the global options. The main podman
-// command should not use this.
-func UsageTemplate() string {
- return `Usage:{{if (and .Runnable (not .HasAvailableSubCommands))}}
- {{.UseLine}}{{end}}{{if .HasAvailableSubCommands}}
- {{.CommandPath}} [command]{{end}}{{if gt (len .Aliases) 0}}
-
-Aliases:
- {{.NameAndAliases}}{{end}}{{if .HasExample}}
-
-Examples:
- {{.Example}}{{end}}{{if .HasAvailableSubCommands}}
-
-Available Commands:{{range .Commands}}{{if (or .IsAvailableCommand (eq .Name "help"))}}
- {{rpad .Name .NamePadding }} {{.Short}}{{end}}{{end}}{{end}}{{if .HasAvailableLocalFlags}}
-
-Flags:
-{{.LocalFlags.FlagUsages | trimTrailingWhitespaces}}{{end}}{{if .HasAvailableInheritedFlags}}
-{{end}}
-`
-}