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Use pointers for the object methods

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This commit is contained in:
Guillaume J. Charmes 2013-05-20 16:35:28 -07:00
parent 0d2fb29537
commit f35f084059
1 changed files with 14 additions and 12 deletions
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26
builder_client.go
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@ -31,7 +31,7 @@ type builderClient struct {
needCommit bool needCommit bool
} }
func (b builderClient) clearTmp(containers, images map[string]struct{}) { func (b *builderClient) clearTmp(containers, images map[string]struct{}) {
for c := range containers { for c := range containers {
if _, _, err := b.cli.call("DELETE", "/containers/"+c, nil); err != nil { if _, _, err := b.cli.call("DELETE", "/containers/"+c, nil); err != nil {
utils.Debugf("%s", err) utils.Debugf("%s", err)
@ -46,7 +46,7 @@ func (b builderClient) clearTmp(containers, images map[string]struct{}) {
} }
} }
func (b builderClient) CmdFrom(name string) error { func (b *builderClient) CmdFrom(name string) error {
obj, statusCode, err := b.cli.call("GET", "/images/"+name+"/json", nil) obj, statusCode, err := b.cli.call("GET", "/images/"+name+"/json", nil)
if statusCode == 404 { if statusCode == 404 {
if err := b.cli.hijack("POST", "/images/create?fromImage="+name, false); err != nil { if err := b.cli.hijack("POST", "/images/create?fromImage="+name, false); err != nil {
@ -66,16 +66,17 @@ func (b builderClient) CmdFrom(name string) error {
return err return err
} }
b.image = img.Id b.image = img.Id
utils.Debugf("Using image %s", b.image)
return nil return nil
} }
func (b builderClient) CmdMaintainer(name string) error { func (b *builderClient) CmdMaintainer(name string) error {
b.needCommit = true b.needCommit = true
b.maintainer = name b.maintainer = name
return nil return nil
} }
func (b builderClient) CmdRun(args string) error { func (b *builderClient) CmdRun(args string) error {
if b.image == "" { if b.image == "" {
return fmt.Errorf("Please provide a source image with `from` prior to run") return fmt.Errorf("Please provide a source image with `from` prior to run")
} }
@ -111,7 +112,7 @@ func (b builderClient) CmdRun(args string) error {
return b.commit(cid) return b.commit(cid)
} }
func (b builderClient) CmdEnv(args string) error { func (b *builderClient) CmdEnv(args string) error {
b.needCommit = true b.needCommit = true
tmp := strings.SplitN(args, " ", 2) tmp := strings.SplitN(args, " ", 2)
if len(tmp) != 2 { if len(tmp) != 2 {
@ -130,10 +131,11 @@ func (b builderClient) CmdEnv(args string) error {
return nil return nil
} }
func (b builderClient) CmdCmd(args string) error { func (b *builderClient) CmdCmd(args string) error {
b.needCommit = true b.needCommit = true
var cmd []string var cmd []string
if err := json.Unmarshal([]byte(args), &cmd); err != nil { if err := json.Unmarshal([]byte(args), &cmd); err != nil {
utils.Debugf("Error unmarshalling: %s, using /bin/sh -c", err)
b.config.Cmd = []string{"/bin/sh", "-c", args} b.config.Cmd = []string{"/bin/sh", "-c", args}
} else { } else {
b.config.Cmd = cmd b.config.Cmd = cmd
@ -141,19 +143,19 @@ func (b builderClient) CmdCmd(args string) error {
return nil return nil
} }
func (b builderClient) CmdExpose(args string) error { func (b *builderClient) CmdExpose(args string) error {
ports := strings.Split(args, " ") ports := strings.Split(args, " ")
b.config.PortSpecs = append(ports, b.config.PortSpecs...) b.config.PortSpecs = append(ports, b.config.PortSpecs...)
return nil return nil
} }
func (b builderClient) CmdInsert(args string) error { func (b *builderClient) CmdInsert(args string) error {
// FIXME: Reimplement this once the remove_hijack branch gets merged. // FIXME: Reimplement this once the remove_hijack branch gets merged.
// We need to retrieve the resulting Id // We need to retrieve the resulting Id
return fmt.Errorf("INSERT not implemented") return fmt.Errorf("INSERT not implemented")
} }
func (b builderClient) run() (string, error) { func (b *builderClient) run() (string, error) {
if b.image == "" { if b.image == "" {
return "", fmt.Errorf("Please provide a source image with `from` prior to run") return "", fmt.Errorf("Please provide a source image with `from` prior to run")
} }
@ -194,7 +196,7 @@ func (b builderClient) run() (string, error) {
return apiRun.Id, nil return apiRun.Id, nil
} }
func (b builderClient) commit(id string) error { func (b *builderClient) commit(id string) error {
if b.image == "" { if b.image == "" {
return fmt.Errorf("Please provide a source image with `from` prior to run") return fmt.Errorf("Please provide a source image with `from` prior to run")
} }
@ -230,7 +232,7 @@ func (b builderClient) commit(id string) error {
return nil return nil
} }
func (b builderClient) Build(dockerfile io.Reader) (string, error) { func (b *builderClient) Build(dockerfile io.Reader) (string, error) {
// defer b.clearTmp(tmpContainers, tmpImages) // defer b.clearTmp(tmpContainers, tmpImages)
file := bufio.NewReader(dockerfile) file := bufio.NewReader(dockerfile)
for { for {
@ -253,7 +255,7 @@ func (b builderClient) Build(dockerfile io.Reader) (string, error) {
instruction := strings.ToLower(strings.Trim(tmp[0], " ")) instruction := strings.ToLower(strings.Trim(tmp[0], " "))
arguments := strings.Trim(tmp[1], " ") arguments := strings.Trim(tmp[1], " ")
fmt.Printf("%s %s\n", strings.ToUpper(instruction), arguments) fmt.Printf("%s %s (%s)\n", strings.ToUpper(instruction), arguments, b.image)
method, exists := reflect.TypeOf(b).MethodByName("Cmd" + strings.ToUpper(instruction[:1]) + strings.ToLower(instruction[1:])) method, exists := reflect.TypeOf(b).MethodByName("Cmd" + strings.ToUpper(instruction[:1]) + strings.ToLower(instruction[1:]))
if !exists { if !exists {