func NewAppConfig(app, version string) App {
svcCfg := &AppConfig{
name: app,
versionVMap: utils.NewVersionedMap(),
environmentVMap: utils.NewVersionedMap(),
portsVMap: utils.NewVersionedMap(),
runtimeVMap: utils.NewVersionedMap(),
}
svcCfg.SetVersion(version)
return svcCfg
}
func (r *RedisBackend) UpdateHost(env, pool string, host HostInfo) error {
key := path.Join(env, pool, "hosts", host.HostIP, "info")
existing := utils.NewVersionedMap()
err := r.LoadVMap(key, existing)
if err != nil {
return err
}
save := false
if existing.Get("HostIP") != host.HostIP {
existing.Set("HostIP", host.HostIP)
save = true
}
if save {
err = r.SaveVMap(key, existing)
if err != nil {
return err
}
}
_, err = r.Expire(key, DefaultTTL)
return err
}
// FIXME: We still have a function that returns just an *AppConfig for the
// RedisBackend. Unify these somehow, and preferebly decouple this from
// config.Store.
func (s *Store) NewAppConfig(app, version string) App {
var appCfg App
switch s.Backend.(type) {
case *RedisBackend:
appCfg = &AppConfig{
name: app,
versionVMap: utils.NewVersionedMap(),
environmentVMap: utils.NewVersionedMap(),
portsVMap: utils.NewVersionedMap(),
runtimeVMap: utils.NewVersionedMap(),
}
case *ConsulBackend:
appCfg = &AppDefinition{
AppName: app,
Environment: make(map[string]string),
}
default:
panic("unknown backend")
}
appCfg.SetVersion(version)
return appCfg
}
func (r *RedisBackend) ListHosts(env, pool string) ([]HostInfo, error) {
key := path.Join(env, pool, "hosts", "*", "info")
keys, err := r.Keys(key)
if err != nil {
return nil, err
}
hosts := []HostInfo{}
for _, k := range keys {
existing := utils.NewVersionedMap()
err := r.LoadVMap(k, existing)
if err != nil {
return nil, err
}
hosts = append(hosts, HostInfo{
HostIP: existing.Get("HostIP"),
})
}
return hosts, nil
}