func startAnalyzers(sourceDir string, images []string, dind bool) (containers []string, errs []error) {
var wg sync.WaitGroup
for id, fullImage := range images {
wg.Add(1)
go func(id int, image string) {
analyzerContainer, port := getContainerAndAddress(image, id)
if docker.ImageMatches(image, analyzerContainer) {
glog.Infof("Reusing analyzer %v started at localhost:%d", image, port)
} else {
glog.Infof("Found no analyzer container (%v) to reuse for %v", analyzerContainer, image)
// Analyzer is either running with the wrong image version, or not running
// Stopping in case it's the first case
result := docker.Stop(analyzerContainer, 0, true)
if result.Err != nil {
glog.Infof("Failed to stop %v (may not be running)", analyzerContainer)
}
result = docker.RunAnalyzer(image, analyzerContainer, sourceDir, localLogs, port, dind)
if result.Err != nil {
glog.Infof("Could not start %v at localhost:%d: %v, stderr: %v", image, port, result.Err.Error(), result.Stderr)
errs = append(errs, result.Err)
} else {
glog.Infof("Analyzer %v started at localhost:%d", image, port)
containers = append(containers, analyzerContainer)
}
}
wg.Done()
}(id, fullImage)
}
if len(images) > 0 {
glog.Info("Waiting for dockerized analyzers to start up...")
wg.Wait()
glog.Info("Analyzers up")
}
return containers, errs
}
// startShipshapeService ensures that there is a service started with the given image and
// attached analyzers that can analyze the directory at absRoot (an absolute path). If a
// service is not started up that can do this, it will shut down the existing one and start
// a new one.
// The methods returns the (ready) client, the relative path from the docker container's mapped
// volume to the absRoot that we are analyzing, and any errors from attempting to run the service.
// TODO(ciera): This *should* check the analyzers that are connected, but does not yet
// do so.
func startShipshapeService(image, absRoot string, analyzers []string, dind bool) (*client.Client, string, error) {
glog.Infof("Starting shipshape...")
container := "shipping_container"
// subPath is the relatve path from the mapped volume on shipping container
// to the directory we are analyzing (absRoot)
isMapped, subPath := docker.MappedVolume(absRoot, container)
// Stop and restart the container if:
// 1: The container is not using the latest image OR
// 2: The container is not mapped to the right directory OR
// 3: The container is not linked to the right analyzer containers
// Otherwise, use the existing container
if !docker.ImageMatches(image, container) || !isMapped || !docker.ContainsLinks(container, analyzers) {
glog.Infof("Restarting container with %s", image)
stop(container, 0)
result := docker.RunService(image, container, absRoot, localLogs, analyzers, dind)
subPath = ""
printStreams(result)
if result.Err != nil {
return nil, "", result.Err
}
}
glog.Infof("Image %s running in service mode", image)
c := client.NewHTTPClient("localhost:10007")
return c, subPath, c.WaitUntilReady(10 * time.Second)
}