automation-tests/cmd/podman/main.go

139 lines
4.3 KiB
Go

package main
import (
"fmt"
"os"
"path/filepath"
"strconv"
"strings"
_ "github.com/containers/podman/v5/cmd/podman/artifact"
_ "github.com/containers/podman/v5/cmd/podman/completion"
_ "github.com/containers/podman/v5/cmd/podman/farm"
_ "github.com/containers/podman/v5/cmd/podman/generate"
_ "github.com/containers/podman/v5/cmd/podman/healthcheck"
_ "github.com/containers/podman/v5/cmd/podman/images"
_ "github.com/containers/podman/v5/cmd/podman/kube"
_ "github.com/containers/podman/v5/cmd/podman/machine"
_ "github.com/containers/podman/v5/cmd/podman/machine/os"
_ "github.com/containers/podman/v5/cmd/podman/manifest"
_ "github.com/containers/podman/v5/cmd/podman/networks"
_ "github.com/containers/podman/v5/cmd/podman/pods"
"github.com/containers/podman/v5/cmd/podman/registry"
_ "github.com/containers/podman/v5/cmd/podman/secrets"
_ "github.com/containers/podman/v5/cmd/podman/system"
_ "github.com/containers/podman/v5/cmd/podman/system/connection"
"github.com/containers/podman/v5/cmd/podman/validate"
_ "github.com/containers/podman/v5/cmd/podman/volumes"
"github.com/containers/podman/v5/pkg/domain/entities"
"github.com/containers/podman/v5/pkg/rootless"
"github.com/containers/podman/v5/pkg/terminal"
"github.com/containers/storage/pkg/reexec"
"github.com/sirupsen/logrus"
"github.com/spf13/cobra"
"golang.org/x/term"
)
func main() {
if reexec.Init() {
// We were invoked with a different argv[0] indicating that we
// had a specific job to do as a subprocess, and it's done.
return
}
if filepath.Base(os.Args[0]) == registry.PodmanSh ||
(len(os.Args[0]) > 0 && filepath.Base(os.Args[0][1:]) == registry.PodmanSh) {
shell := strings.TrimPrefix(os.Args[0], "-")
cfg := registry.PodmanConfig()
args := []string{shell, "exec", "-i", "--wait", strconv.FormatUint(uint64(cfg.ContainersConfDefaultsRO.PodmanshTimeout()), 10)}
if term.IsTerminal(0) || term.IsTerminal(1) || term.IsTerminal(2) {
args = append(args, "-t")
}
args = append(args, cfg.ContainersConfDefaultsRO.Podmansh.Container, cfg.ContainersConfDefaultsRO.Podmansh.Shell)
if len(os.Args) > 1 {
args = append(args, os.Args[1:]...)
}
os.Args = args
}
rootCmd = parseCommands()
Execute()
os.Exit(0)
}
func parseCommands() *cobra.Command {
cfg := registry.PodmanConfig()
for _, c := range registry.Commands {
if supported, found := c.Command.Annotations[registry.EngineMode]; found {
if cfg.EngineMode.String() != supported {
var client string
switch cfg.EngineMode {
case entities.TunnelMode:
client = "remote"
case entities.ABIMode:
client = "local"
}
// add error message to the command so the user knows that this command is not supported with local/remote
c.Command.RunE = func(cmd *cobra.Command, args []string) error {
return fmt.Errorf("cannot use command %q with the %s podman client", cmd.CommandPath(), client)
}
// turn off flag parsing to make we do not get flag errors
c.Command.DisableFlagParsing = true
// mark command as hidden so it is not shown in --help
c.Command.Hidden = true
// overwrite persistent pre/post function to skip setup
c.Command.PersistentPostRunE = validate.NoOp
c.Command.PersistentPreRunE = validate.NoOp
addCommand(c)
continue
}
}
// Command cannot be run rootless
_, found := c.Command.Annotations[registry.UnshareNSRequired]
if found {
if rootless.IsRootless() && os.Getuid() != 0 {
c.Command.RunE = func(cmd *cobra.Command, args []string) error {
return fmt.Errorf("cannot run command %q in rootless mode, must execute `podman unshare` first", cmd.CommandPath())
}
}
}
addCommand(c)
}
if err := terminal.SetConsole(); err != nil {
logrus.Error(err)
os.Exit(1)
}
rootCmd.SetFlagErrorFunc(flagErrorFuncfunc)
return rootCmd
}
func flagErrorFuncfunc(c *cobra.Command, e error) error {
e = fmt.Errorf("%w\nSee '%s --help'", e, c.CommandPath())
return e
}
func addCommand(c registry.CliCommand) {
parent := rootCmd
if c.Parent != nil {
parent = c.Parent
}
parent.AddCommand(c.Command)
c.Command.SetFlagErrorFunc(flagErrorFuncfunc)
// - templates need to be set here, as PersistentPreRunE() is
// not called when --help is used.
// - rootCmd uses cobra default template not ours
c.Command.SetHelpTemplate(helpTemplate)
c.Command.SetUsageTemplate(usageTemplate)
c.Command.DisableFlagsInUseLine = true
}