package client import ( "golang.org/x/net/context" "github.com/docker/docker/api/client/formatter" Cli "github.com/docker/docker/cli" "github.com/docker/docker/opts" flag "github.com/docker/docker/pkg/mflag" "github.com/docker/engine-api/types" "github.com/docker/engine-api/types/filters" ) // CmdPs outputs a list of Docker containers. // // Usage: docker ps [OPTIONS] func (cli *DockerCli) CmdPs(args ...string) error { var ( err error psFilterArgs = filters.NewArgs() cmd = Cli.Subcmd("ps", nil, Cli.DockerCommands["ps"].Description, true) quiet = cmd.Bool([]string{"q", "-quiet"}, false, "Only display numeric IDs") size = cmd.Bool([]string{"s", "-size"}, false, "Display total file sizes") all = cmd.Bool([]string{"a", "-all"}, false, "Show all containers (default shows just running)") noTrunc = cmd.Bool([]string{"-no-trunc"}, false, "Don't truncate output") nLatest = cmd.Bool([]string{"l", "-latest"}, false, "Show the latest created container (includes all states)") since = cmd.String([]string{"#-since"}, "", "Show containers created since Id or Name (includes all states)") before = cmd.String([]string{"#-before"}, "", "Only show containers created before Id or Name") last = cmd.Int([]string{"n"}, -1, "Show n last created containers (includes all states)") format = cmd.String([]string{"-format"}, "", "Pretty-print containers using a Go template") flFilter = opts.NewListOpts(nil) ) cmd.Require(flag.Exact, 0) cmd.Var(&flFilter, []string{"f", "-filter"}, "Filter output based on conditions provided") cmd.ParseFlags(args, true) if *last == -1 && *nLatest { *last = 1 } // Consolidate all filter flags, and sanity check them. // They'll get processed in the daemon/server. for _, f := range flFilter.GetAll() { if psFilterArgs, err = filters.ParseFlag(f, psFilterArgs); err != nil { return err } } options := types.ContainerListOptions{ All: *all, Limit: *last, Since: *since, Before: *before, Size: *size, Filter: psFilterArgs, } containers, err := cli.client.ContainerList(context.Background(), options) if err != nil { return err } f := *format if len(f) == 0 { if len(cli.PsFormat()) > 0 && !*quiet { f = cli.PsFormat() } else { f = "table" } } psCtx := formatter.ContainerContext{ Context: formatter.Context{ Output: cli.out, Format: f, Quiet: *quiet, Trunc: !*noTrunc, }, Size: *size, Containers: containers, } psCtx.Write() return nil }