Travis Nielsen
c122562a7d
Remove all cgo from the code base, and start the transformation to calling external ceph tools to generate config and start daemons.
106 lines
3.2 KiB
Go
106 lines
3.2 KiB
Go
/*
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Copyright 2016 The Rook Authors. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package bootstrap
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import (
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"fmt"
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"net/url"
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"path"
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"time"
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"github.com/coreos/etcd/pkg/types"
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)
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const (
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// DefaultClientPort is the default port for listening to client traffic
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DefaultClientPort = 53379
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// DefaultPeerPort is the default port for listening to peer traffic
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DefaultPeerPort = 53380
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// DefaultClientTimeout is the default timeout for etcd client
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DefaultClientTimeout = 5 * time.Second
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)
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// Config holds the configuration of elastic etcd.
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type Config struct {
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InstanceName string
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ListenPeerURLs []url.URL
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ListenClientURLs []url.URL
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AdvertisePeerURLs []url.URL
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AdvertiseClientURLs []url.URL
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DataDir string
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URLsMap types.URLsMap
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}
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// CopyConfig returns a copy of given etcd config
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func CopyConfig(conf *Config) Config {
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newConf := Config{
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InstanceName: conf.InstanceName,
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ListenPeerURLs: conf.ListenPeerURLs,
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ListenClientURLs: conf.ListenClientURLs,
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AdvertisePeerURLs: conf.AdvertisePeerURLs,
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AdvertiseClientURLs: conf.AdvertiseClientURLs,
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DataDir: conf.DataDir,
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URLsMap: conf.URLsMap,
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}
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return newConf
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}
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// generateConfig automatically generates a config for embedded etcd
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func generateConfig(configDir, ipAddr, nodeID string) (*Config, error) {
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conf := &Config{}
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conf.InstanceName = nodeID
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conf.ListenPeerURLs = append(conf.ListenPeerURLs,
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getURLFromSchemeIPPort("http", ipAddr, DefaultPeerPort))
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conf.ListenClientURLs = append(conf.ListenClientURLs,
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getURLFromSchemeIPPort("http", ipAddr, DefaultClientPort))
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conf.AdvertisePeerURLs = append(conf.AdvertisePeerURLs,
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getURLFromSchemeIPPort("http", ipAddr, DefaultPeerPort))
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conf.AdvertiseClientURLs = append(conf.AdvertiseClientURLs,
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getURLFromSchemeIPPort("http", ipAddr, DefaultClientPort))
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conf.DataDir = path.Join(configDir, "etcd-data")
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conf.URLsMap = types.URLsMap{}
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return conf, nil
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}
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// GenerateConfigFromExistingCluster automatically generates a config for joining an existing cluster
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func GenerateConfigFromExistingCluster(Context EtcdMgrContext, configDir, ipAddr, nodeID string) (*Config, error) {
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conf, err := generateConfig(configDir, ipAddr, nodeID)
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if err != nil {
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return nil, err
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}
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// get current urlmap of the etcd cluster
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_, conf.URLsMap, err = Context.Members()
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if err != nil {
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return nil, err
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}
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// add the entry for the new member
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conf.URLsMap[conf.InstanceName] = conf.AdvertisePeerURLs
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logger.Infof("conf.URLsMap: %+v", conf.URLsMap)
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return conf, nil
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}
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func getURLFromSchemeIPPort(scheme, ip string, port int) url.URL {
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u := url.URL{
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Scheme: scheme,
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Host: fmt.Sprintf("%s:%d", ip, port),
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}
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return u
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}
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