13937: Refactors approach to pass volume metrics as curried vecs (WIP)

[arvados.git] / services / keepstore / s3_volume_test.go

diff --git a/services/keepstore/s3_volume_test.go b/services/keepstore/s3_volume_test.go
index 3d4a1956230473e264c3b22fc8d5db112b22160f..e88efffe41aa52d72ddd19553ea0b378d8da3e83 100644 (file)
--- a/services/keepstore/s3_volume_test.go
+++ b/services/keepstore/s3_volume_test.go
@@ -19,7 +19,8 @@ import (
        "git.curoverse.com/arvados.git/sdk/go/arvados"
        "github.com/AdRoll/goamz/s3"
        "github.com/AdRoll/goamz/s3/s3test"
-       log "github.com/Sirupsen/logrus"
+       "github.com/ghodss/yaml"
+       "github.com/prometheus/client_golang/prometheus"
        check "gopkg.in/check.v1"
 )
 
@@ -170,7 +171,9 @@ func (s *StubbedS3Suite) testContextCancel(c *check.C, testFunc func(context.Con
        vol := *v.S3Volume
        vol.Endpoint = srv.URL
        v = &TestableS3Volume{S3Volume: &vol}
-       v.Start()
+       metrics := newVolumeMetricsVecs(prometheus.NewRegistry()).curryWith(
+               v.String(), v.Status().MountPoint, fmt.Sprintf("%d", v.Status().DeviceNum))
+       v.Start(metrics)
 
        ctx, cancel := context.WithCancel(context.Background())
 
@@ -355,7 +358,7 @@ func (s *StubbedS3Suite) TestBackendStates(c *check.C) {
                }
 
                // Call Trash, then check canTrash and canGetAfterTrash
-               loc, blk = setupScenario()
+               loc, _ = setupScenario()
                err = v.Trash(loc)
                c.Check(err == nil, check.Equals, scenario.canTrash)
                _, err = v.Get(context.Background(), loc, buf)
@@ -365,7 +368,7 @@ func (s *StubbedS3Suite) TestBackendStates(c *check.C) {
                }
 
                // Call Untrash, then check canUntrash
-               loc, blk = setupScenario()
+               loc, _ = setupScenario()
                err = v.Untrash(loc)
                c.Check(err == nil, check.Equals, scenario.canUntrash)
                if scenario.dataT != none || scenario.trashT != none {
@@ -379,7 +382,7 @@ func (s *StubbedS3Suite) TestBackendStates(c *check.C) {
 
                // Call EmptyTrash, then check haveTrashAfterEmpty and
                // freshAfterEmpty
-               loc, blk = setupScenario()
+               loc, _ = setupScenario()
                v.EmptyTrash()
                _, err = v.bucket.Head("trash/"+loc, nil)
                c.Check(err == nil, check.Equals, scenario.haveTrashAfterEmpty)
@@ -430,13 +433,27 @@ func (s *StubbedS3Suite) newTestableVolume(c *check.C, raceWindow time.Duration,
                server:      srv,
                serverClock: clock,
        }
-       v.Start()
+       metrics := newVolumeMetricsVecs(prometheus.NewRegistry()).curryWith(
+               v.String(), v.Status().MountPoint, fmt.Sprintf("%d", v.Status().DeviceNum))
+       v.Start(metrics)
        err = v.bucket.PutBucket(s3.ACL("private"))
        c.Assert(err, check.IsNil)
        return v
 }
 
-func (v *TestableS3Volume) Start() error {
+func (s *StubbedS3Suite) TestConfig(c *check.C) {
+       var cfg Config
+       err := yaml.Unmarshal([]byte(`
+Volumes:
+  - Type: S3
+    StorageClasses: ["class_a", "class_b"]
+`), &cfg)
+
+       c.Check(err, check.IsNil)
+       c.Check(cfg.Volumes[0].GetStorageClasses(), check.DeepEquals, []string{"class_a", "class_b"})
+}
+
+func (v *TestableS3Volume) Start(m *volumeMetrics) error {
        tmp, err := ioutil.TempFile("", "keepstore")
        v.c.Assert(err, check.IsNil)
        defer os.Remove(tmp.Name())
@@ -447,7 +464,7 @@ func (v *TestableS3Volume) Start() error {
        v.S3Volume.AccessKeyFile = tmp.Name()
        v.S3Volume.SecretKeyFile = tmp.Name()
 
-       v.c.Assert(v.S3Volume.Start(), check.IsNil)
+       v.c.Assert(v.S3Volume.Start(m), check.IsNil)
        return nil
 }