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Merge pull request #426 from claire921/cleanup

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pkg/proxy/config: clean up file.Run()
This commit is contained in:
Clayton Coleman 2014-07-12 15:12:05 -04:00
commit f84a948c9c
1 changed files with 31 additions and 28 deletions
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59
pkg/proxy/config/file.go
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@ -77,35 +77,38 @@ func (impl ConfigSourceFile) Run() {
data, err := ioutil.ReadFile(impl.filename)
if err != nil {
glog.Errorf("Couldn't read file: %s : %v", impl.filename, err)
} else {
var config ConfigFile
err = json.Unmarshal(data, &config)
if err != nil {
glog.Errorf("Couldn't unmarshal configuration from file : %s %v", data, err)
} else {
if !bytes.Equal(lastData, data) {
lastData = data
// Ok, we have a valid configuration, send to channel for
// rejiggering.
newServices := make([]api.Service, len(config.Services))
newEndpoints := make([]api.Endpoints, len(config.Services))
for i, service := range config.Services {
newServices[i] = api.Service{JSONBase: api.JSONBase{ID: service.Name}, Port: service.Port}
newEndpoints[i] = api.Endpoints{Name: service.Name, Endpoints: service.Endpoints}
}
if !reflect.DeepEqual(lastServices, newServices) {
serviceUpdate := ServiceUpdate{Op: SET, Services: newServices}
impl.serviceChannel <- serviceUpdate
lastServices = newServices
}
if !reflect.DeepEqual(lastEndpoints, newEndpoints) {
endpointsUpdate := EndpointsUpdate{Op: SET, Endpoints: newEndpoints}
impl.endpointsChannel <- endpointsUpdate
lastEndpoints = newEndpoints
}
}
}
continue
}
if bytes.Equal(lastData, data) {
continue
}
lastData = data
config := new(ConfigFile)
if err = json.Unmarshal(data, config); err != nil {
glog.Errorf("Couldn't unmarshal configuration from file : %s %v", data, err)
continue
}
// Ok, we have a valid configuration, send to channel for
// rejiggering.
newServices := make([]api.Service, len(config.Services))
newEndpoints := make([]api.Endpoints, len(config.Services))
for i, service := range config.Services {
newServices[i] = api.Service{JSONBase: api.JSONBase{ID: service.Name}, Port: service.Port}
newEndpoints[i] = api.Endpoints{Name: service.Name, Endpoints: service.Endpoints}
}
if !reflect.DeepEqual(lastServices, newServices) {
serviceUpdate := ServiceUpdate{Op: SET, Services: newServices}
impl.serviceChannel <- serviceUpdate
lastServices = newServices
}
if !reflect.DeepEqual(lastEndpoints, newEndpoints) {
endpointsUpdate := EndpointsUpdate{Op: SET, Endpoints: newEndpoints}
impl.endpointsChannel <- endpointsUpdate
lastEndpoints = newEndpoints
}
time.Sleep(5 * time.Second)
}
}