Helpers to parse lists, IPs, hosts, dns searches from the command line
Signed-off-by: Solomon Hykes <solomon@docker.com>
This commit is contained in:
parent
6d59a56675
commit
6200002669
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@ -1254,7 +1254,7 @@ func (cli *DockerCli) CmdImages(args ...string) error {
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flViz := cmd.Bool([]string{"#v", "#viz", "#-viz"}, false, "Output graph in graphviz format")
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flViz := cmd.Bool([]string{"#v", "#viz", "#-viz"}, false, "Output graph in graphviz format")
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flTree := cmd.Bool([]string{"#t", "#tree", "#-tree"}, false, "Output graph in tree format")
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flTree := cmd.Bool([]string{"#t", "#tree", "#-tree"}, false, "Output graph in tree format")
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var flFilter opts.ListOpts
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flFilter := opts.NewListOpts(nil)
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cmd.Var(&flFilter, []string{"f", "-filter"}, "Provide filter values (i.e. 'dangling=true')")
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cmd.Var(&flFilter, []string{"f", "-filter"}, "Provide filter values (i.e. 'dangling=true')")
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if err := cmd.Parse(args); err != nil {
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if err := cmd.Parse(args); err != nil {
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@ -1487,7 +1487,7 @@ func (cli *DockerCli) CmdPs(args ...string) error {
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before := cmd.String([]string{"#beforeId", "#-before-id", "-before"}, "", "Show only container created before Id or Name, include non-running ones.")
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before := cmd.String([]string{"#beforeId", "#-before-id", "-before"}, "", "Show only container created before Id or Name, include non-running ones.")
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last := cmd.Int([]string{"n"}, -1, "Show n last created containers, include non-running ones.")
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last := cmd.Int([]string{"n"}, -1, "Show n last created containers, include non-running ones.")
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var flFilter opts.ListOpts
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flFilter := opts.NewListOpts(nil)
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cmd.Var(&flFilter, []string{"f", "-filter"}, "Provide filter values. Valid filters:\nexited=<int> - containers with exit code of <int>")
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cmd.Var(&flFilter, []string{"f", "-filter"}, "Provide filter values. Valid filters:\nexited=<int> - containers with exit code of <int>")
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if err := cmd.Parse(args); err != nil {
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if err := cmd.Parse(args); err != nil {
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@ -22,7 +22,7 @@ func init() {
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var (
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var (
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flVersion = flag.Bool([]string{"v", "-version"}, false, "Print version information and quit")
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flVersion = flag.Bool([]string{"v", "-version"}, false, "Print version information and quit")
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flDaemon = flag.Bool([]string{"d", "-daemon"}, false, "Enable daemon mode")
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flDaemon = flag.Bool([]string{"d", "-daemon"}, false, "Enable daemon mode")
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flGraphOpts opts.ListOpts
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flGraphOpts = opts.NewListOpts(nil)
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flDebug = flag.Bool([]string{"D", "-debug"}, false, "Enable debug mode")
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flDebug = flag.Bool([]string{"D", "-debug"}, false, "Enable debug mode")
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flAutoRestart = flag.Bool([]string{"r", "-restart"}, true, "Restart previously running containers")
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flAutoRestart = flag.Bool([]string{"r", "-restart"}, true, "Restart previously running containers")
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bridgeName = flag.String([]string{"b", "-bridge"}, "", "Attach containers to a pre-existing network bridge\nuse 'none' to disable container networking")
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bridgeName = flag.String([]string{"b", "-bridge"}, "", "Attach containers to a pre-existing network bridge\nuse 'none' to disable container networking")
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48
opts/opts.go
48
opts/opts.go
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@ -8,23 +8,51 @@ import (
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"regexp"
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"regexp"
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"strings"
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"strings"
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"github.com/docker/docker/api"
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flag "github.com/docker/docker/pkg/mflag"
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"github.com/docker/docker/pkg/parsers"
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"github.com/docker/docker/pkg/parsers"
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)
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)
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func ListVar(values *[]string, names []string, usage string) {
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flag.Var(newListOptsRef(values, nil), names, usage)
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}
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func HostListVar(values *[]string, names []string, usage string) {
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flag.Var(newListOptsRef(values, api.ValidateHost), names, usage)
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}
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func IPListVar(values *[]string, names []string, usage string) {
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flag.Var(newListOptsRef(values, ValidateIPAddress), names, usage)
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}
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func DnsSearchListVar(values *[]string, names []string, usage string) {
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flag.Var(newListOptsRef(values, ValidateDnsSearch), names, usage)
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}
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func IPVar(value *net.IP, names []string, defaultValue, usage string) {
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flag.Var(NewIpOpt(value, defaultValue), names, usage)
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}
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// ListOpts type
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// ListOpts type
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type ListOpts struct {
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type ListOpts struct {
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values []string
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values *[]string
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validator ValidatorFctType
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validator ValidatorFctType
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}
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}
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func NewListOpts(validator ValidatorFctType) ListOpts {
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func NewListOpts(validator ValidatorFctType) ListOpts {
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return ListOpts{
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var values []string
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return *newListOptsRef(&values, validator)
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}
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func newListOptsRef(values *[]string, validator ValidatorFctType) *ListOpts {
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return &ListOpts{
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values: values,
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validator: validator,
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validator: validator,
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}
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}
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}
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}
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func (opts *ListOpts) String() string {
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func (opts *ListOpts) String() string {
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return fmt.Sprintf("%v", []string(opts.values))
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return fmt.Sprintf("%v", []string((*opts.values)))
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}
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}
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// Set validates if needed the input value and add it to the
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// Set validates if needed the input value and add it to the
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@ -37,15 +65,15 @@ func (opts *ListOpts) Set(value string) error {
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}
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}
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value = v
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value = v
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}
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}
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opts.values = append(opts.values, value)
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(*opts.values) = append((*opts.values), value)
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return nil
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return nil
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}
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}
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// Delete remove the given element from the slice.
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// Delete remove the given element from the slice.
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func (opts *ListOpts) Delete(key string) {
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func (opts *ListOpts) Delete(key string) {
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for i, k := range opts.values {
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for i, k := range *opts.values {
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if k == key {
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if k == key {
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opts.values = append(opts.values[:i], opts.values[i+1:]...)
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(*opts.values) = append((*opts.values)[:i], (*opts.values)[i+1:]...)
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return
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return
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}
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}
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}
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}
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@ -56,7 +84,7 @@ func (opts *ListOpts) Delete(key string) {
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// FIXME: can we remove this?
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// FIXME: can we remove this?
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func (opts *ListOpts) GetMap() map[string]struct{} {
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func (opts *ListOpts) GetMap() map[string]struct{} {
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ret := make(map[string]struct{})
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ret := make(map[string]struct{})
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for _, k := range opts.values {
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for _, k := range *opts.values {
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ret[k] = struct{}{}
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ret[k] = struct{}{}
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}
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}
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return ret
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return ret
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@ -65,12 +93,12 @@ func (opts *ListOpts) GetMap() map[string]struct{} {
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// GetAll returns the values' slice.
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// GetAll returns the values' slice.
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// FIXME: Can we remove this?
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// FIXME: Can we remove this?
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func (opts *ListOpts) GetAll() []string {
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func (opts *ListOpts) GetAll() []string {
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return opts.values
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return (*opts.values)
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}
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}
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// Get checks the existence of the given key.
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// Get checks the existence of the given key.
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func (opts *ListOpts) Get(key string) bool {
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func (opts *ListOpts) Get(key string) bool {
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for _, k := range opts.values {
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for _, k := range *opts.values {
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if k == key {
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if k == key {
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return true
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return true
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}
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}
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@ -80,7 +108,7 @@ func (opts *ListOpts) Get(key string) bool {
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// Len returns the amount of element in the slice.
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// Len returns the amount of element in the slice.
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func (opts *ListOpts) Len() int {
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func (opts *ListOpts) Len() int {
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return len(opts.values)
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return len((*opts.values))
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}
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}
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// Validators
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// Validators
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@ -27,6 +27,12 @@ func TestValidateIPAddress(t *testing.T) {
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}
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}
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func TestListOpts(t *testing.T) {
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o := NewListOpts(nil)
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o.Set("foo")
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o.String()
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}
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func TestValidateDnsSearch(t *testing.T) {
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func TestValidateDnsSearch(t *testing.T) {
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valid := []string{
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valid := []string{
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`.`,
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`.`,
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@ -45,15 +45,15 @@ func parseRun(cmd *flag.FlagSet, args []string, sysInfo *sysinfo.SysInfo) (*Conf
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flEnv = opts.NewListOpts(opts.ValidateEnv)
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flEnv = opts.NewListOpts(opts.ValidateEnv)
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flDevices = opts.NewListOpts(opts.ValidatePath)
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flDevices = opts.NewListOpts(opts.ValidatePath)
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flPublish opts.ListOpts
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flPublish = opts.NewListOpts(nil)
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flExpose opts.ListOpts
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flExpose = opts.NewListOpts(nil)
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flDns = opts.NewListOpts(opts.ValidateIPAddress)
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flDns = opts.NewListOpts(opts.ValidateIPAddress)
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flDnsSearch = opts.NewListOpts(opts.ValidateDnsSearch)
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flDnsSearch = opts.NewListOpts(opts.ValidateDnsSearch)
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flVolumesFrom opts.ListOpts
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flVolumesFrom = opts.NewListOpts(nil)
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flLxcOpts opts.ListOpts
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flLxcOpts = opts.NewListOpts(nil)
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flEnvFile opts.ListOpts
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flEnvFile = opts.NewListOpts(nil)
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flCapAdd opts.ListOpts
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flCapAdd = opts.NewListOpts(nil)
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flCapDrop opts.ListOpts
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flCapDrop = opts.NewListOpts(nil)
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flAutoRemove = cmd.Bool([]string{"#rm", "-rm"}, false, "Automatically remove the container when it exits (incompatible with -d)")
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flAutoRemove = cmd.Bool([]string{"#rm", "-rm"}, false, "Automatically remove the container when it exits (incompatible with -d)")
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flDetach = cmd.Bool([]string{"d", "-detach"}, false, "Detached mode: run container in the background and print new container ID")
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flDetach = cmd.Bool([]string{"d", "-detach"}, false, "Detached mode: run container in the background and print new container ID")
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