func (m Manifest) ToEnvMap(prefix string) map[string]string {
result := make(map[string]string)
if children, err := m.tree.ChildrenMap(); err == nil {
for k, child := range children {
result = utils.MergeMaps(result, Manifest{child}.ToEnvMap(prefix+strings.ToUpper(string(envNameRegex.ReplaceAllString(k, "_")))+"_"))
}
} else if children, err := m.tree.Children(); err == nil {
for i, child := range children {
result = utils.MergeMaps(result, Manifest{child}.ToEnvMap(prefix+strconv.Itoa(i)+"_"))
}
} else if m.tree.Data() != nil {
result[prefix[:len(prefix)-1]] = fmt.Sprintf("%v", m.tree.Data())
}
return result
}
func (p ReleaseHttp) Run(data manifest.Manifest) error {
if !data.Has("routes") {
log.Println("No routes configured for release.")
return nil
}
consul, err := utils.ConsulClient(data.GetString("consul-address"))
if err != nil {
return err
}
fullName := data.GetString("full-name")
// check current service is alive and healthy
if err := backoff.Retry(func() error {
services, _, err := consul.Health().Service(fullName, "", true, nil)
if err != nil {
log.Println(color.RedString("Error in check health in consul: %v", err))
return err
}
if len(services) == 0 {
log.Printf("Service `%s` not started yet! Retry...", fullName)
return fmt.Errorf("Service `%s` not started!", fullName)
} else {
log.Printf("Service `%s` started with %v instances.", fullName, len(services))
return nil
}
}, backoff.NewExponentialBackOff()); err != nil {
return err
}
routeVars := make(map[string]string, 0)
if data.Has("route") {
if err := json.Unmarshal([]byte(data.GetString("route")), &routeVars); err != nil {
log.Println(color.RedString("Error parse route json: %v, %s", err, data.GetString("route")))
return err
}
}
// collect routes
routes := make([]map[string]string, 0)
for _, route := range data.GetArray("routes") {
if !route.Has("host") {
log.Printf("Not found 'host': %s, skip...", route.String())
continue
}
fields := make(map[string]string)
for k, v := range route.Unwrap().(map[string]interface{}) {
fields[k] = fmt.Sprintf("%v", v)
}
routes = append(routes, utils.MergeMaps(fields, routeVars))
}
if len(routes) == 0 {
log.Println("No routes configured for release.")
return nil
}
routesJson, err := json.MarshalIndent(routes, "", " ")
if err != nil {
return err
}
// write routes to consul kv
if err := utils.PutConsulKv(consul, "services/routes/"+fullName, string(routesJson)); err != nil {
return err
}
log.Println(color.GreenString("Service `%s` released with routes: %s", fullName, string(routesJson)))
// find old services with the same routes
existsRoutes, err := utils.ListConsulKv(consul, "services/routes/"+data.GetString("name-prefix"), nil)
if err != nil {
return err
}
for _, existsRoute := range existsRoutes {
if existsRoute.Key != fmt.Sprintf("services/routes/%s", fullName) { // skip current service
oldRoutes := make([]map[string]string, 0)
if err := json.Unmarshal(existsRoute.Value, &oldRoutes); err != nil {
return err
}
OuterLoop:
for _, route := range routes {
for _, oldRoute := range oldRoutes {
if utils.MapsEqual(route, oldRoute) {
outdated := strings.TrimPrefix(existsRoute.Key, "services/routes/")
log.Println(color.GreenString("Found %s with the same routes %v. Remove it!", outdated, string(existsRoute.Value)))
if err := utils.DelConsulKv(consul, existsRoute.Key); err != nil {
return err
}
if err := utils.MarkAsOutdated(consul, outdated, 10*time.Minute); err != nil {
return err
}
break OuterLoop
}
}
}
}
}
return nil
}