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Fix 'docker ps --help' so the options don't span more than one line

and add a testcase to catch this in the future.

While in there I also:
- removed extra periods from the few options that had them (new test)
- made the --filter option consistent across all command

Signed-off-by: Doug Davis <dug@us.ibm.com>
This commit is contained in:
Doug Davis 2015-03-03 09:04:06 -08:00
parent 8e107a9321
commit 5595da2bde
4 changed files with 42 additions and 30 deletions

View file

@ -609,7 +609,7 @@ func (cli *DockerCli) CmdInfo(args ...string) error {
func (cli *DockerCli) CmdStop(args ...string) error {
cmd := cli.Subcmd("stop", "CONTAINER [CONTAINER...]", "Stop a running container by sending SIGTERM and then SIGKILL after a\ngrace period", true)
nSeconds := cmd.Int([]string{"t", "-time"}, 10, "Seconds to wait for stop before killing it.")
nSeconds := cmd.Int([]string{"t", "-time"}, 10, "Seconds to wait for stop before killing it")
cmd.Require(flag.Min, 1)
utils.ParseFlags(cmd, args, true)
@ -632,7 +632,7 @@ func (cli *DockerCli) CmdStop(args ...string) error {
func (cli *DockerCli) CmdRestart(args ...string) error {
cmd := cli.Subcmd("restart", "CONTAINER [CONTAINER...]", "Restart a running container", true)
nSeconds := cmd.Int([]string{"t", "-time"}, 10, "Seconds to wait for stop before killing the container.")
nSeconds := cmd.Int([]string{"t", "-time"}, 10, "Seconds to wait for stop before killing the container")
cmd.Require(flag.Min, 1)
utils.ParseFlags(cmd, args, true)
@ -847,7 +847,7 @@ func (cli *DockerCli) CmdRename(args ...string) error {
func (cli *DockerCli) CmdInspect(args ...string) error {
cmd := cli.Subcmd("inspect", "CONTAINER|IMAGE [CONTAINER|IMAGE...]", "Return low-level information on a container or image", true)
tmplStr := cmd.String([]string{"f", "#format", "-format"}, "", "Format the output using the given go template.")
tmplStr := cmd.String([]string{"f", "#format", "-format"}, "", "Format the output using the given go template")
cmd.Require(flag.Min, 1)
utils.ParseFlags(cmd, args, true)
@ -1161,7 +1161,7 @@ func (cli *DockerCli) CmdKill(args ...string) error {
func (cli *DockerCli) CmdImport(args ...string) error {
cmd := cli.Subcmd("import", "URL|- [REPOSITORY[:TAG]]", "Create an empty filesystem image and import the contents of the\ntarball (.tar, .tar.gz, .tgz, .bzip, .tar.xz, .txz) into it, then\noptionally tag it.", true)
flChanges := opts.NewListOpts(nil)
cmd.Var(&flChanges, []string{"c", "-change"}, "Apply Dockerfile instruction to the created image.")
cmd.Var(&flChanges, []string{"c", "-change"}, "Apply Dockerfile instruction to the created image")
cmd.Require(flag.Min, 1)
utils.ParseFlags(cmd, args, true)
@ -1333,7 +1333,7 @@ func (cli *DockerCli) CmdImages(args ...string) error {
flTree := cmd.Bool([]string{"#t", "#tree", "#-tree"}, false, "Output graph in tree format")
flFilter := opts.NewListOpts(nil)
cmd.Var(&flFilter, []string{"f", "-filter"}, "Provide filter values (i.e., 'dangling=true')")
cmd.Var(&flFilter, []string{"f", "-filter"}, "Filter output based on conditions provided")
cmd.Require(flag.Max, 1)
utils.ParseFlags(cmd, args, true)
@ -1561,15 +1561,15 @@ func (cli *DockerCli) CmdPs(args ...string) error {
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{"#notrunc", "-no-trunc"}, false, "Don't truncate output")
nLatest = cmd.Bool([]string{"l", "-latest"}, false, "Show the latest created container, include non-running.")
since = cmd.String([]string{"#sinceId", "#-since-id", "-since"}, "", "Show created since Id or Name, include non-running.")
before = cmd.String([]string{"#beforeId", "#-before-id", "-before"}, "", "Show only container created before Id or Name.")
last = cmd.Int([]string{"n"}, -1, "Show n last created containers, include non-running.")
nLatest = cmd.Bool([]string{"l", "-latest"}, false, "Show the latest created container, include non-running")
since = cmd.String([]string{"#sinceId", "#-since-id", "-since"}, "", "Show created since Id or Name, include non-running")
before = cmd.String([]string{"#beforeId", "#-before-id", "-before"}, "", "Show only container created before Id or Name")
last = cmd.Int([]string{"n"}, -1, "Show n last created containers, include non-running")
flFilter = opts.NewListOpts(nil)
)
cmd.Require(flag.Exact, 0)
cmd.Var(&flFilter, []string{"f", "-filter"}, "Provide filter values. Valid filters:\nexited=<int> - containers with exit code of <int>\nstatus=(restarting|running|paused|exited)")
cmd.Var(&flFilter, []string{"f", "-filter"}, "Filter output based on conditions provided")
utils.ParseFlags(cmd, args, true)
if *last == -1 && *nLatest {
@ -1711,7 +1711,7 @@ func (cli *DockerCli) CmdCommit(args ...string) error {
flComment := cmd.String([]string{"m", "-message"}, "", "Commit message")
flAuthor := cmd.String([]string{"a", "#author", "-author"}, "", "Author (e.g., \"John Hannibal Smith <hannibal@a-team.com>\")")
flChanges := opts.NewListOpts(nil)
cmd.Var(&flChanges, []string{"c", "-change"}, "Apply Dockerfile instruction to the created image.")
cmd.Var(&flChanges, []string{"c", "-change"}, "Apply Dockerfile instruction to the created image")
// FIXME: --run is deprecated, it will be replaced with inline Dockerfile commands.
flConfig := cmd.String([]string{"#run", "#-run"}, "", "This option is deprecated and will be removed in a future version in favor of inline Dockerfile-compatible commands")
cmd.Require(flag.Max, 2)
@ -1771,7 +1771,7 @@ func (cli *DockerCli) CmdEvents(args ...string) error {
since := cmd.String([]string{"#since", "-since"}, "", "Show all events created since timestamp")
until := cmd.String([]string{"-until"}, "", "Stream events until this timestamp")
flFilter := opts.NewListOpts(nil)
cmd.Var(&flFilter, []string{"f", "-filter"}, "Provide filter values (i.e., 'event=stop')")
cmd.Var(&flFilter, []string{"f", "-filter"}, "Filter output based on conditions provided")
cmd.Require(flag.Exact, 0)
utils.ParseFlags(cmd, args, true)

View file

@ -26,7 +26,7 @@ To list the help on any command just execute the command, followed by the `--hel
Run a command in a new container
-a, --attach=[] Attach to STDIN, STDOUT or STDERR.
-a, --attach=[] Attach to STDIN, STDOUT or STDERR
-c, --cpu-shares=0 CPU shares (relative weight)
...
@ -756,7 +756,7 @@ Creates a new container.
Create a new container
-a, --attach=[] Attach to STDIN, STDOUT or STDERR.
-a, --attach=[] Attach to STDIN, STDOUT or STDERR
--add-host=[] Add a custom host-to-IP mapping (host:ip)
-c, --cpu-shares=0 CPU shares (relative weight)
--cap-add=[] Add Linux capabilities
@ -875,7 +875,7 @@ For example:
Get real time events from the server
-f, --filter=[] Provide filter values (i.e., 'event=stop')
-f, --filter=[] Filter output based on conditions provided
--since="" Show all events created since timestamp
--until="" Stream events until this timestamp
@ -1060,7 +1060,7 @@ To see how the `docker:latest` image was built:
List images
-a, --all=false Show all images (default hides intermediate images)
-f, --filter=[] Provide filter values (i.e., 'dangling=true')
-f, --filter=[] Filter output based on conditions provided
--no-trunc=false Don't truncate output
-q, --quiet=false Only show numeric IDs
@ -1241,7 +1241,7 @@ ensure we know how your setup is configured.
Return low-level information on a container or image
-f, --format="" Format the output using the given go template.
-f, --format="" Format the output using the given go template
By default, this will render all results in a JSON array. If a format is
specified, the given template will be executed for each result.
@ -1439,16 +1439,14 @@ The `docker rename` command allows the container to be renamed to a different na
List containers
-a, --all=false Show all containers (default shows just running)
--before="" Show only container created before Id or Name.
-f, --filter=[] Provide filter values. Valid filters:
exited=<int> - containers with exit code of <int>
status=(restarting|running|paused|exited)
-l, --latest=false Show the latest created container, include non-running.
-n=-1 Show n last created containers, include non-running .
--before="" Show only container created before Id or Name
-f, --filter=[] Filter output based on conditions provided
-l, --latest=false Show the latest created container, include non-running
-n=-1 Show n last created containers, include non-running
--no-trunc=false Don't truncate output
-q, --quiet=false Only display numeric IDs
-s, --size=false Display total file sizes
--since="" Show created since Id or Name, include non-running.
--since="" Show created since Id or Name, include non-running
Running `docker ps --no-trunc` showing 2 linked containers.
@ -1531,7 +1529,7 @@ registry or to a self-hosted one.
Restart a running container
-t, --time=10 Seconds to wait for stop before killing the container.
-t, --time=10 Seconds to wait for stop before killing the container
## rm
@ -1611,7 +1609,7 @@ removed before the image is removed.
Run a command in a new container
-a, --attach=[] Attach to STDIN, STDOUT or STDERR.
-a, --attach=[] Attach to STDIN, STDOUT or STDERR
--add-host=[] Add a custom host-to-IP mapping (host:ip)
-c, --cpu-shares=0 CPU shares (relative weight)
--cap-add=[] Add Linux capabilities
@ -2066,7 +2064,7 @@ containers. Stopped containers will not return any data.
Stop a running container by sending SIGTERM and then SIGKILL after a
grace period
-t, --time=10 Seconds to wait for stop before killing it.
-t, --time=10 Seconds to wait for stop before killing it
The main process inside the container will receive `SIGTERM`, and after a
grace period, `SIGKILL`.

View file

@ -11,7 +11,7 @@ import (
"github.com/docker/docker/pkg/homedir"
)
func TestHelpWidth(t *testing.T) {
func TestHelpTextVerify(t *testing.T) {
// Make sure main help text fits within 80 chars and that
// on non-windows system we use ~ when possible (to shorten things).
// Test for HOME set to its default value and set to "/" on linux
@ -58,6 +58,7 @@ func TestHelpWidth(t *testing.T) {
if len(line) > 80 {
t.Fatalf("Line is too long(%d chars):\n%s", len(line), line)
}
if scanForHome && strings.Contains(line, `=`+home) {
t.Fatalf("Line should use '%q' instead of %q:\n%s", homedir.GetShortcutString(), home, line)
}
@ -108,6 +109,7 @@ func TestHelpWidth(t *testing.T) {
t.Fatalf("Help for %q is too long(%d chars):\n%s", cmd,
len(line), line)
}
if scanForHome && strings.Contains(line, `"`+home) {
t.Fatalf("Help for %q should use ~ instead of %q on:\n%s",
cmd, home, line)
@ -116,6 +118,18 @@ func TestHelpWidth(t *testing.T) {
if i >= 0 && i != len(line)-1 && line[i+1] != '/' {
t.Fatalf("Help for %q should not have used ~:\n%s", cmd, line)
}
// If a line starts with 4 spaces then assume someone
// added a multi-line description for an option and we need
// to flag it
if strings.HasPrefix(line, " ") {
t.Fatalf("Help for %q should not have a multi-line option: %s", cmd, line)
}
// Options should NOT end with a period
if strings.HasPrefix(line, " -") && strings.HasSuffix(line, ".") {
t.Fatalf("Help for %q should not end with a period: %s", cmd, line)
}
}
}
@ -126,5 +140,5 @@ func TestHelpWidth(t *testing.T) {
}
}
logDone("help - widths")
logDone("help - verify text")
}

View file

@ -66,7 +66,7 @@ func Parse(cmd *flag.FlagSet, args []string) (*Config, *HostConfig, *flag.FlagSe
flReadonlyRootfs = cmd.Bool([]string{"-read-only"}, false, "Mount the container's root filesystem as read only")
)
cmd.Var(&flAttach, []string{"a", "-attach"}, "Attach to STDIN, STDOUT or STDERR.")
cmd.Var(&flAttach, []string{"a", "-attach"}, "Attach to STDIN, STDOUT or STDERR")
cmd.Var(&flVolumes, []string{"v", "-volume"}, "Bind mount a volume")
cmd.Var(&flLinks, []string{"#link", "-link"}, "Add link to another container")
cmd.Var(&flDevices, []string{"-device"}, "Add a host device to the container")