func (c *Client) BindApp(instance *ServiceInstance, app bind.App) (map[string]string, error) {
log.Debugf("Calling bind of instance %q and %q app at %q API",
instance.Name, app.GetName(), instance.ServiceName)
var resp *http.Response
params := map[string][]string{
"app-host": {app.GetIp()},
}
resp, err := c.issueRequest("/resources/"+instance.GetIdentifier()+"/bind-app", "POST", params)
if resp != nil && resp.StatusCode == http.StatusNotFound {
resp, err = c.issueRequest("/resources/"+instance.GetIdentifier()+"/bind", "POST", params)
}
if err != nil {
log.Errorf(`Failed to bind app %q to service instance "%s/%s": %s`, app.GetName(), instance.ServiceName, instance.Name, err)
return nil, fmt.Errorf("%s api is down.", instance.Name)
}
if err == nil && resp.StatusCode < 300 {
var result map[string]string
err = c.jsonFromResponse(resp, &result)
if err != nil {
return nil, err
}
return result, nil
}
switch resp.StatusCode {
case http.StatusPreconditionFailed:
return nil, ErrInstanceNotReady
case http.StatusNotFound:
return nil, ErrInstanceNotFoundInAPI
}
msg := fmt.Sprintf(`Failed to bind the instance "%s/%s" to the app %q: %s`, instance.ServiceName, instance.Name, app.GetName(), c.buildErrorMessage(err, resp))
log.Error(msg)
return nil, errors.New(msg)
}
func (c *Client) BindApp(instance *ServiceInstance, app bind.App) (map[string]string, error) {
log.Debugf("Calling bind of instance %q and %q app at %q API",
instance.Name, app.GetName(), instance.ServiceName)
var resp *http.Response
params := map[string][]string{
"app-host": {app.GetIp()},
}
resp, err := c.issueRequest("/resources/"+instance.GetIdentifier()+"/bind-app", "POST", params)
if resp != nil && resp.StatusCode == http.StatusNotFound {
resp, err = c.issueRequest("/resources/"+instance.GetIdentifier()+"/bind", "POST", params)
}
if err != nil {
if m, _ := regexp.MatchString("", err.Error()); m {
return nil, fmt.Errorf("%s api is down.", instance.Name)
}
return nil, err
}
if err == nil && resp.StatusCode < 300 {
var result map[string]string
err = c.jsonFromResponse(resp, &result)
if err != nil {
return nil, err
}
return result, nil
}
if resp.StatusCode == http.StatusPreconditionFailed {
return nil, &errors.HTTP{Code: resp.StatusCode, Message: "You cannot bind any app to this service instance because it is not ready yet."}
}
msg := fmt.Sprintf("Failed to bind the instance %q to the app %q: %s", instance.Name, app.GetName(), c.buildErrorMessage(err, resp))
log.Error(msg)
return nil, &errors.HTTP{Code: http.StatusInternalServerError, Message: msg}
}
// UnbindApp makes the unbind between the service instance and an app.
func (si *ServiceInstance) UnbindApp(app bind.App, writer io.Writer) error {
err := si.RemoveApp(app.GetName())
if err != nil {
return &errors.HTTP{Code: http.StatusPreconditionFailed, Message: "This app is not bound to this service instance."}
}
err = si.update(nil)
if err != nil {
return err
}
var wg sync.WaitGroup
for _, unit := range app.GetUnits() {
wg.Add(1)
go func(unit bind.Unit) {
si.UnbindUnit(app, unit)
wg.Done()
}(unit)
}
instance := bind.ServiceInstance{Name: si.Name, Envs: make(map[string]string)}
for k, envVar := range app.InstanceEnv(si.Name) {
instance.Envs[k] = envVar.Value
}
wg.Wait()
if endpoint, err := si.Service().getClient("production"); err == nil {
endpoint.UnbindApp(si, app)
}
return app.RemoveInstance(si.ServiceName, instance, writer)
}
func (c *Client) UnbindApp(instance *ServiceInstance, app bind.App) error {
log.Debugf("Calling unbind of service instance %q and app %q at %q", instance.Name, app.GetName(), instance.ServiceName)
var resp *http.Response
url := "/resources/" + instance.GetIdentifier() + "/bind-app"
params := map[string][]string{
"app-host": {app.GetIp()},
}
resp, err := c.issueRequest(url, "DELETE", params)
if err == nil && resp.StatusCode > 299 {
msg := fmt.Sprintf("Failed to unbind (%q): %s", url, c.buildErrorMessage(err, resp))
log.Error(msg)
return &errors.HTTP{Code: http.StatusInternalServerError, Message: msg}
}
return err
}
// UnbindApp makes the unbind between the service instance and an app.
func (si *ServiceInstance) UnbindApp(app bind.App, writer io.Writer) error {
if si.FindApp(app.GetName()) == -1 {
return &errors.HTTP{Code: http.StatusPreconditionFailed, Message: "This app is not bound to this service instance."}
}
args := bindPipelineArgs{
serviceInstance: si,
app: app,
writer: writer,
}
actions := []*action.Action{
&unbindUnits,
&unbindAppDB,
&unbindAppEndpoint,
&removeBindedEnvs,
}
pipeline := action.NewPipeline(actions...)
return pipeline.Execute(&args)
}
// UnbindApp makes the unbind between the service instance and an app.
func (si *ServiceInstance) UnbindApp(app bind.App, shouldRestart bool, writer io.Writer) error {
if si.FindApp(app.GetName()) == -1 {
return ErrAppNotBound
}
args := bindPipelineArgs{
serviceInstance: si,
app: app,
writer: writer,
shouldRestart: shouldRestart,
}
actions := []*action.Action{
&unbindUnits,
&unbindAppDB,
&unbindAppEndpoint,
&removeBoundEnvs,
}
pipeline := action.NewPipeline(actions...)
return pipeline.Execute(&args)
}
// UnbindApp makes the unbind between the service instance and an app.
func (si *ServiceInstance) UnbindApp(app bind.App) error {
err := si.RemoveApp(app.GetName())
if err != nil {
return &errors.HTTP{Code: http.StatusPreconditionFailed, Message: "This app is not bound to this service instance."}
}
err = si.update()
if err != nil {
return err
}
for _, unit := range app.GetUnits() {
go func(unit bind.Unit) {
si.UnbindUnit(unit)
}(unit)
}
var envVars []string
for k := range app.InstanceEnv(si.Name) {
envVars = append(envVars, k)
}
return app.UnsetEnvs(envVars, false)
}
func (c *Client) UnbindApp(instance *ServiceInstance, app bind.App) error {
log.Debugf("Calling unbind of service instance %q and app %q at %q", instance.Name, app.GetName(), instance.ServiceName)
var resp *http.Response
url := "/resources/" + instance.GetIdentifier() + "/bind-app"
params := map[string][]string{
"app-host": {app.GetIp()},
}
resp, err := c.issueRequest(url, "DELETE", params)
if err == nil {
defer resp.Body.Close()
if resp.StatusCode > 299 {
if resp.StatusCode == http.StatusNotFound {
return ErrInstanceNotFoundInAPI
}
err = errors.Wrapf(c.buildErrorMessage(err, resp), "Failed to unbind (%q)", url)
return log.WrapError(err)
}
}
return err
}
func (c *Client) BindApp(instance *ServiceInstance, app bind.App) (map[string]string, error) {
log.Debugf("Calling bind of instance %q and %q app at %q API",
instance.Name, app.GetName(), instance.ServiceName)
var resp *http.Response
params := map[string][]string{
"app-host": {app.GetIp()},
}
resp, err := c.issueRequest("/resources/"+instance.GetIdentifier()+"/bind-app", "POST", params)
if err != nil {
return nil, log.WrapError(errors.Wrapf(err, `Failed to bind app %q to service instance "%s/%s"`, app.GetName(), instance.ServiceName, instance.Name))
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusNotFound {
resp, err = c.issueRequest("/resources/"+instance.GetIdentifier()+"/bind", "POST", params)
}
if err != nil {
return nil, log.WrapError(errors.Wrapf(err, `Failed to bind app %q to service instance "%s/%s"`, app.GetName(), instance.ServiceName, instance.Name))
}
defer resp.Body.Close()
if resp.StatusCode < 300 {
var result map[string]string
err = c.jsonFromResponse(resp, &result)
if err != nil {
return nil, err
}
return result, nil
}
switch resp.StatusCode {
case http.StatusPreconditionFailed:
return nil, ErrInstanceNotReady
case http.StatusNotFound:
return nil, ErrInstanceNotFoundInAPI
}
err = errors.Wrapf(c.buildErrorMessage(err, resp), `Failed to bind the instance "%s/%s" to the app %q`, instance.ServiceName, instance.Name, app.GetName())
return nil, log.WrapError(err)
}