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syncrealm.go
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syncrealm.go
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// Copyright (c) 2015 Rackspace
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package conf
import "strings"
type SyncRealm struct {
Name string
Key1 string
Key2 string
Clusters map[string]string
}
type SyncRealmList map[string]SyncRealm
func (l SyncRealmList) ValidateSyncTo(syncHeader string) bool {
if !strings.HasPrefix(syncHeader, "//") {
return false
}
parts := strings.Split(syncHeader[2:], "/")
if len(parts) < 4 {
return false
}
realm := parts[0]
cluster := parts[1]
account := parts[2]
container := parts[3]
if account == "" || container == "" {
return false
}
if l[realm].Key1 == "" {
return false
}
if l[realm].Clusters[cluster] == "" {
return false
}
return true
}
var syncRealmConfigLocations = []string{"/etc/hummingbird/container-sync-realms.conf", "/etc/swift/container-sync-realms.conf"}
func GetSyncRealms() (SyncRealmList, error) {
resp := make(map[string]SyncRealm)
for _, loc := range syncRealmConfigLocations {
if conf, err := LoadConfig(loc); err == nil {
for realm, config := range conf.File {
realm := SyncRealm{Name: realm, Clusters: make(map[string]string)}
for k, v := range config {
if k == "key" {
realm.Key1 = v
} else if k == "key2" {
realm.Key2 = v
} else if strings.HasPrefix(k, "cluster_") {
realm.Clusters[k[8:]] = v
}
}
resp[realm.Name] = realm
}
}
}
return SyncRealmList(resp), nil
}