"net"
"net/http"
"os"
+ "strings"
"testing"
)
kc, _ := MakeKeepClient(&arv)
kc.Want_replicas = 2
+ kc.Retries = 0
arv.ApiToken = "abc123"
localRoots := make(map[string]string)
writableLocalRoots := make(map[string]string)
kc, _ := MakeKeepClient(&arv)
arv.ApiToken = "abc123"
kc.SetServiceRoots(map[string]string{"x": ks.url}, nil, nil)
+ kc.Retries = 0
r, n, url2, err := kc.Get(hash)
- c.Check(err, Equals, BlockNotFound)
+ errNotFound, _ := err.(*ErrNotFound)
+ c.Check(errNotFound, NotNil)
+ c.Check(strings.Contains(errNotFound.Error(), "HTTP 500"), Equals, true)
+ c.Check(errNotFound.Temporary(), Equals, true)
c.Check(n, Equals, int64(0))
c.Check(url2, Equals, "")
c.Check(r, Equals, nil)
kc.SetServiceRoots(map[string]string{"x": "http://localhost:62222"}, nil, nil)
r, n, url2, err := kc.Get(hash)
- c.Check(err, Equals, BlockNotFound)
+ errNotFound, _ := err.(*ErrNotFound)
+ c.Check(errNotFound, NotNil)
+ c.Check(strings.Contains(errNotFound.Error(), "connection refused"), Equals, true)
+ c.Check(errNotFound.Temporary(), Equals, true)
c.Check(n, Equals, int64(0))
c.Check(url2, Equals, "")
c.Check(r, Equals, nil)
}
kc.SetServiceRoots(localRoots, writableLocalRoots, nil)
+ kc.Retries = 0
// This test works only if one of the failing services is
// attempted before the succeeding service. Otherwise,
c.Check(err2, Equals, nil)
c.Check(content, DeepEquals, st.body[0:len(st.body)-1])
}
+
+type FailThenSucceedPutHandler struct {
+ handled chan string
+ count int
+ successhandler StubPutHandler
+}
+
+func (h *FailThenSucceedPutHandler) ServeHTTP(resp http.ResponseWriter, req *http.Request) {
+ if h.count == 0 {
+ resp.WriteHeader(500)
+ h.count += 1
+ h.handled <- fmt.Sprintf("http://%s", req.Host)
+ } else {
+ h.successhandler.ServeHTTP(resp, req)
+ }
+}
+
+func (s *StandaloneSuite) TestPutBRetry(c *C) {
+ st := &FailThenSucceedPutHandler{make(chan string, 1), 0,
+ StubPutHandler{
+ c,
+ Md5String("foo"),
+ "abc123",
+ "foo",
+ make(chan string, 5)}}
+
+ arv, _ := arvadosclient.MakeArvadosClient()
+ kc, _ := MakeKeepClient(&arv)
+
+ kc.Want_replicas = 2
+ arv.ApiToken = "abc123"
+ localRoots := make(map[string]string)
+ writableLocalRoots := make(map[string]string)
+
+ ks := RunSomeFakeKeepServers(st, 2)
+
+ for i, k := range ks {
+ localRoots[fmt.Sprintf("zzzzz-bi6l4-fakefakefake%03d", i)] = k.url
+ writableLocalRoots[fmt.Sprintf("zzzzz-bi6l4-fakefakefake%03d", i)] = k.url
+ defer k.listener.Close()
+ }
+
+ kc.SetServiceRoots(localRoots, writableLocalRoots, nil)
+
+ hash, replicas, err := kc.PutB([]byte("foo"))
+
+ c.Check(err, Equals, nil)
+ c.Check(hash, Equals, "")
+ c.Check(replicas, Equals, 2)
+}