func chunkServer() {
loadConfigOrDie()
debug.SetGCPercent(config.GCPercent)
stores := make([]store.Store, len(config.Chunk.Dirs))
for i := range config.Chunk.Dirs {
dir := config.Chunk.Dirs[i]
construct := func() store.Store {
log.Printf("Trying to open store at %v", dir)
start := time.Now()
ds, err := storedir.OpenDirectory(
dir,
config.Chunk.Scrubber.SleepPerFile.Duration,
config.Chunk.Scrubber.SleepPerByte.Duration,
)
if err != nil {
log.Printf("Couldn't open store at %v: %v", dir, err)
return nil
}
dur := time.Now().Sub(start)
log.Printf("Store at %v opened with UUID %v in %v",
dir, uuid.Fmt(ds.UUID()), dur)
return ds
}
stores[i] = store.NewRetryStore(construct, time.Second*15)
}
var h http.Handler
var err error
h, err = chunkserver.New(stores)
if err != nil {
log.Fatalf("Couldn't initialize handler: %v", err)
}
h = httputil.NewLimitParallelism(config.Chunk.ParallelRequests, h)
h = httputil.AddDebugHandlers(h, config.Chunk.Debug)
if !config.Chunk.DisableHTTPLogging {
h = httputil.LogHTTPRequests(h)
}
serveOrDie(config.Chunk.Listen, h)
}
func TestHandlerBasics(t *testing.T) {
tmpdir, err := ioutil.TempDir("", "")
if err != nil {
t.Fatalf("Couldn't create temporary directory: %v", err)
}
defer os.RemoveAll(tmpdir)
err = storedir.CreateDirectory(tmpdir)
if err != nil {
t.Fatalf("Couldn't initialize directory store in %v: %v", tmpdir, err)
}
uuidBytes, err := ioutil.ReadFile(filepath.Join(tmpdir, "uuid"))
if err != nil {
t.Fatalf("Couldn't read uuid file: %v", err)
}
uuid := string(uuidBytes)
ds, err := storedir.OpenDirectory(tmpdir, 0, 0)
if err != nil {
t.Fatalf("Couldn't OpenDirectory %v: %v", tmpdir, err)
}
defer ds.Close()
h, err := New([]store.Store{ds})
if err != nil {
t.Fatalf("Couldn't create Handler: %v", err)
}
defer h.Close()
h.WaitAllAvailable()
shouldRespond(t, h, "GET", "/", "",
200, "Howdy, slime chunk server here!\n")
shouldRespond(t, h, "GET", "/uuids", "", 200, uuid+"\n")
shouldRespond(t, h, "GET", "/"+uuid+"/?mode=list", "", 200, "")
shouldRespond(t, h, "PUT", "/"+uuid+"/file", "contents", 204, "")
shouldRespond(t, h, "GET", "/"+uuid+"/file", "", 200, "contents")
shouldRespond(t, h, "GET", "/"+uuid+"/?mode=list", "", 200, "file\n")
shouldRespond(t, h, "DELETE", "/"+uuid+"/file", "", 204, "")
shouldRespond(t, h, "GET", "/"+uuid+"/file", "", 404, "not found\n")
shouldRespond(t, h, "DELETE", "/"+uuid+"/file", "", 404, "not found\n")
shouldRespond(t, h, "GET", "/"+uuid+"/?mode=list", "", 200, "")
shouldRespond(t, h, "PUT", "/"+uuid+"/z", "z", 204, "")
shouldRespond(t, h, "PUT", "/"+uuid+"/y", "y", 204, "")
shouldRespond(t, h, "PUT", "/"+uuid+"/a", "a", 204, "")
shouldRespond(t, h, "PUT", "/"+uuid+"/c", "c", 204, "")
shouldRespond(t, h, "PUT", "/"+uuid+"/x", "x", 204, "")
shouldRespond(t, h, "PUT", "/"+uuid+"/b", "b", 204, "")
shouldRespond(t, h, "GET", "/"+uuid+"/?mode=list", "",
200, "a\nb\nc\nx\ny\nz\n")
shouldRespond(t, h, "GET", "/"+uuid+"/?mode=list&limit=3", "",
200, "a\nb\nc\n")
shouldRespond(t, h, "GET", "/"+uuid+"/?mode=list&limit=2&after=b", "",
200, "c\nx\n")
shouldRespond(t, h, "GET", "/"+uuid+"/?mode=list&limit=3&after=y", "",
200, "z\n")
shouldRespondInteger(t, h, "GET", "/"+uuid+"/?mode=free", 200)
}