Merge branch 'master' into sh-add-cleanup

19 files changed, 568 insertions, 189 deletions

diff --git a/.gitlab/issue_templates/Migration_Acceptance_Testing.md b/.gitlab/issue_templates/Migration_Acceptance_Testing.md
index 2ed9f255a..9b3c6c953 100644
--- a/.gitlab/issue_templates/Migration_Acceptance_Testing.md
+++ b/.gitlab/issue_templates/Migration_Acceptance_Testing.md
@@ -33,8 +33,8 @@ Then leave running while monitoring and performing some testing through web, api
 
 - [ ] **Monitor Grafana** feature dashboard on dev: [Gitaly Feature Status Dashboard](https://performance.gitlab.net/dashboard/db/gitaly-feature-status?from=now-12h&to=now&orgId=1&var-method=GRPC_METHOD_NAME&var-job=gitaly-dev&refresh=5m)
 - [ ] **Inspect logs** in ELK:
-  - [GRPC_METHOD_NAME invocations, last hour](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20hostname:dev'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
-  - [GRPC_METHOD_NAME errors, last hour](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20hostname:dev%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME invocations, last hour](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20hostname:dev'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME errors, last hour](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20hostname:dev%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
 - [ ] **Check for errors** in [Gitaly Dev Sentry](https://sentry.gitlap.com/gitlab/devgitlaborg-gitaly/?query=is%3Aunresolved+grpc.method%3A%2Fgitaly.GRPC_SERVICE_NAME%2FGRPC_METHOD_NAME)
 - [ ] **Check for errors** in [GitLab Dev Sentry](https://sentry.gitlap.com/gitlab/devgitlaborg/?query=is%3Aunresolved+gitaly)
 
@@ -57,8 +57,8 @@ Then leave running while monitoring for at least **15 minutes** while performing
 
 - [ ] **Monitor Grafana** feature dashboard on staging: [Gitaly Feature Status Dashboard](https://performance.gitlab.net/dashboard/db/gitaly-feature-status?from=now-12h&to=now&orgId=1&var-method=GRPC_METHOD_NAME&var-job=gitaly-nfs-staging&refresh=5m)
 - [ ] **Inspect logs** in ELK:
-  - [GRPC_METHOD_NAME invocations, last hour](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20hostname:nfs5'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
-  - [GRPC_METHOD_NAME errors, last hour](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20hostname:nfs5%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME invocations, last hour](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20hostname:nfs5'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME errors, last hour](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20hostname:nfs5%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
 - [ ] **Check for errors** in [Gitaly Staging Sentry](https://sentry.gitlap.com/gitlab/staginggitlabcom-gitaly/?query=is%3Aunresolved+grpc.method%3A%2Fgitaly.GRPC_SERVICE_NAME%2FGRPC_METHOD_NAME)
 - [ ] **Check for errors** in [GitLab Staging Sentry](https://sentry.gitlap.com/gitlab/staginggitlabcom/?query=is%3Aunresolved+gitaly)
 
@@ -74,15 +74,15 @@ Then leave running while monitoring for at least **15 minutes** while performing
 ## 5. Initial Impact Check
 
 - [ ] Create an issue in the infrastructure tracker: [Create issue now](https://gitlab.com/gitlab-com/infrastructure/issues/new?issue[title]=Testing%20of%20Gitaly%20Feature%20GITALY_FEATURE_NAME&issue[description]=https%3A%2F%2Fgitlab.com%2Fgitlab-org%2Fgitaly%2Fissues%2FACCEPTANCE_TEST_ISSUE_NUMBER%0A%0A%2Flabel%20~gitaly%20~change)
-- [ ] Set Gitaly to 1% using the command `!feature-set GITALY_FEATURE_NAME 1` in [`#production`](https://gitlab.slack.com/messages/C101F3796/)
+- [ ] Set Gitaly to 1% using the command `/chatops run feature set GITALY_FEATURE_NAME 1` in [`#production`](https://gitlab.slack.com/messages/C101F3796/)
 
 Then leave running while monitoring for at least **15 minutes** while performing some testing through web, api or SSH.
 
 #### Monitor (at least every 5 minutes, preferably real-time)
 - [ ] **Monitor Grafana** feature dashboard on production: [Gitaly Feature Status Dashboard](https://performance.gitlab.net/dashboard/db/gitaly-feature-status?from=now-12h&to=now&orgId=1&var-method=GRPC_METHOD_NAME&var-job=gitaly-production&refresh=5m)
 - [ ] **Inspect logs** in ELK:
-  - [GRPC_METHOD_NAME invocations, last hour](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
-  - [GRPC_METHOD_NAME errors, last hour](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME invocations, last hour](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME errors, last hour](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-1h,mode:quick,to:now%29%29) for unusual activity
 - [ ] **Check for errors** in [Gitaly Sentry](https://sentry.gitlap.com/gitlab/gitaly-production/?query=is%3Aunresolved+grpc.method%3A%2Fgitaly.GRPC_SERVICE_NAME%2FGRPC_METHOD_NAME)
 - [ ] **Check for errors** in [GitLab Sentry](https://sentry.gitlap.com/gitlab/gitlabcom/?query=is%3Aunresolved+gitaly)
 
@@ -92,15 +92,15 @@ Then leave running while monitoring for at least **15 minutes** while performing
 
 ## 6. Low Impact Trial
 
-- [ ] Set Gitaly to 5% using the command `!feature-set GITALY_FEATURE_NAME 5` in [`#production`](https://gitlab.slack.com/messages/C101F3796/)
+- [ ] Set Gitaly to 5% using the command `/chatops run feature set GITALY_FEATURE_NAME 5` in [`#production`](https://gitlab.slack.com/messages/C101F3796/)
 
 Then leave running while monitoring for at least **2 hours**.
 
 #### Monitor (at least every 20 minutes)
 - [ ] **Monitor Grafana** feature dashboard on production: [Gitaly Feature Status Dashboard](https://performance.gitlab.net/dashboard/db/gitaly-feature-status?from=now-12h&to=now&orgId=1&var-method=GRPC_METHOD_NAME&var-job=gitaly-production&refresh=5m)
 - [ ] **Inspect logs** in ELK:
-  - [GRPC_METHOD_NAME invocations, last 2 hours](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-2h,mode:quick,to:now%29%29) for unusual activity
-  - [GRPC_METHOD_NAME errors, last 2 hours](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-2h,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME invocations, last 2 hours](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-2h,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME errors, last 2 hours](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-2h,mode:quick,to:now%29%29) for unusual activity
 - [ ] **Check for errors** in [Gitaly Sentry](https://sentry.gitlap.com/gitlab/gitaly-production/?query=is%3Aunresolved+grpc.method%3A%2Fgitaly.GRPC_SERVICE_NAME%2FGRPC_METHOD_NAME)
 - [ ] **Check for errors** in [GitLab Sentry](https://sentry.gitlap.com/gitlab/gitlabcom/?query=is%3Aunresolved+gitaly)
 
@@ -110,15 +110,15 @@ Then leave running while monitoring for at least **2 hours**.
 
 ## 7. Mid Impact Trial
 
-- [ ] Set Gitaly to 50% using the command `!feature-set GITALY_FEATURE_NAME 50` in [`#production`](https://gitlab.slack.com/messages/C101F3796/)
+- [ ] Set Gitaly to 50% using the command `/chatops run feature set GITALY_FEATURE_NAME 50` in [`#production`](https://gitlab.slack.com/messages/C101F3796/)
 
 Then leave running while monitoring for at least **24 hours**.
 
 #### Monitor (at least every few hours)
 - [ ] **Monitor Grafana** feature dashboard on production: [Gitaly Feature Status Dashboard](https://performance.gitlab.net/dashboard/db/gitaly-feature-status?from=now-12h&to=now&orgId=1&var-method=GRPC_METHOD_NAME&var-job=gitaly-production&refresh=5m)
 - [ ] **Inspect logs** in ELK:
-  - [GRPC_METHOD_NAME invocations, last 24 hours](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-24h,mode:quick,to:now%29%29) for unusual activity
-  - [GRPC_METHOD_NAME errors, last 24 hours](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-24h,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME invocations, last 24 hours](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-24h,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME errors, last 24 hours](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-24h,mode:quick,to:now%29%29) for unusual activity
 - [ ] **Check for errors** in [Gitaly Sentry](https://sentry.gitlap.com/gitlab/gitaly-production/?query=is%3Aunresolved+grpc.method%3A%2Fgitaly.GRPC_SERVICE_NAME%2FGRPC_METHOD_NAME)
 - [ ] **Check for errors** in [GitLab Sentry](https://sentry.gitlap.com/gitlab/gitlabcom/?query=is%3Aunresolved+gitaly)
 
@@ -128,15 +128,15 @@ Then leave running while monitoring for at least **24 hours**.
 
 ## 8. Full Impact Trial
 
-- [ ] Set Gitaly to 100% using the command `!feature-set GITALY_FEATURE_NAME 100` in [`#production`](https://gitlab.slack.com/messages/C101F3796/)
+- [ ] Set Gitaly to 100% using the command `/chatops run feature set GITALY_FEATURE_NAME 100` in [`#production`](https://gitlab.slack.com/messages/C101F3796/)
 
 Then leave running while monitoring for at least **1 week**.
 
 #### Monitor (at least every day)
 - [ ] **Monitor Grafana** feature dashboard on production: [Gitaly Feature Status Dashboard](https://performance.gitlab.net/dashboard/db/gitaly-feature-status?from=now-12h&to=now&orgId=1&var-method=GRPC_METHOD_NAME&var-job=gitaly-production&refresh=5m)
 - [ ] **Inspect logs** in ELK:
-  - [GRPC_METHOD_NAME invocations, last 7 days](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-7d,mode:quick,to:now%29%29) for unusual activity
-  - [GRPC_METHOD_NAME errors, last 7 days](https://log.gitlap.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-7d,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME invocations, last 7 days](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-7d,mode:quick,to:now%29%29) for unusual activity
+  - [GRPC_METHOD_NAME errors, last 7 days](https://kibana.gprd.gitlab.com/app/kibana#/discover?_a=%28index%3A'gitaly-*'%2Cquery%3A%28query_string%3A%28query%3A'grpc.method:GRPC_METHOD_NAME%20AND%20NOT%20hostname:dev%20AND%20NOT%20grpc.code:OK%20AND%20message:finished'%29%29%29&_g=%28refreshInterval:%28display:Off,pause:!f,value:0%29,time:%28from:now-7d,mode:quick,to:now%29%29) for unusual activity
 - [ ] **Check for errors** in [Gitaly Sentry](https://sentry.gitlap.com/gitlab/gitaly-production/?query=is%3Aunresolved+grpc.method%3A%2Fgitaly.GRPC_SERVICE_NAME%2FGRPC_METHOD_NAME)
 - [ ] **Check for errors** in [GitLab Sentry](https://sentry.gitlap.com/gitlab/gitlabcom/?query=is%3Aunresolved+gitaly)
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d856b94a6..a1b2bbcf3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 UNRELEASED
 
+- Implement Get{Tag,Commit}Messages RPCs
+  https://gitlab.com/gitlab-org/gitaly/merge_requests/646
+- Fix directory permission walker for Go 1.10
+  https://gitlab.com/gitlab-org/gitaly/merge_requests/650
+
+v0.93.0
+
 - Fix concurrency limit handler stream interceptor
   https://gitlab.com/gitlab-org/gitaly/merge_requests/640
 - Vendor gitlab_git at 9b76d8512a5491202e5a953
diff --git a/VERSION b/VERSION
index 36545ad33..9188543ea 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.92.0
+0.93.0
diff --git a/internal/helper/housekeeping/housekeeping.go b/internal/helper/housekeeping/housekeeping.go
index 3dbd119da..e4e3b841f 100644
--- a/internal/helper/housekeeping/housekeeping.go
+++ b/internal/helper/housekeeping/housekeeping.go
@@ -20,20 +20,19 @@ func Perform(ctx context.Context, repoPath string) error {
 	filesMarkedForRemoval := 0
 	unremovableFiles := 0
 
-	err := filepath.Walk(repoPath, func(path string, info os.FileInfo, err error) error {
+	err := filepath.Walk(repoPath, func(path string, info os.FileInfo, _ error) error {
 		if repoPath == path {
 			// Never consider the root path
 			return nil
 		}
 
-		if info == nil || !shouldRemove(path, info.ModTime(), info.Mode(), err) {
+		if info == nil || !shouldRemove(path, info.ModTime(), info.Mode()) {
 			return nil
 		}
 
 		filesMarkedForRemoval++
 
-		err = forceRemove(path)
-		if err != nil {
+		if err := forceRemove(path); err != nil {
 			unremovableFiles++
 			logger.WithError(err).WithField("path", path).Warn("unable to remove stray file")
 		}
@@ -56,10 +55,29 @@ func Perform(ctx context.Context, repoPath string) error {
 	return err
 }
 
-func fixPermissions(path string) {
-	filepath.Walk(path, func(path string, info os.FileInfo, err error) error {
-		if info.IsDir() {
-			os.Chmod(path, 0700)
+// FixDirectoryPermissions does a recursive directory walk to look for
+// directories that cannot be accessed by the current user, and tries to
+// fix those with chmod. The motivating problem is that directories with mode
+// 0 break os.RemoveAll.
+func FixDirectoryPermissions(path string) error {
+	return fixDirectoryPermissions(path, make(map[string]struct{}))
+}
+
+const minimumDirPerm = 0700
+
+func fixDirectoryPermissions(path string, retriedPaths map[string]struct{}) error {
+	return filepath.Walk(path, func(path string, info os.FileInfo, errIncoming error) error {
+		if !info.IsDir() || info.Mode()&minimumDirPerm == minimumDirPerm {
+			return nil
+		}
+
+		if err := os.Chmod(path, info.Mode()|minimumDirPerm); err != nil {
+			return err
+		}
+
+		if _, retried := retriedPaths[path]; !retried && os.IsPermission(errIncoming) {
+			retriedPaths[path] = struct{}{}
+			return fixDirectoryPermissions(path, retriedPaths)
 		}
 
 		return nil
@@ -74,12 +92,14 @@ func forceRemove(path string) error {
 	}
 
 	// Delete failed. Try again after chmod'ing directories recursively
-	fixPermissions(path)
+	if err := FixDirectoryPermissions(path); err != nil {
+		return err
+	}
 
 	return os.RemoveAll(path)
 }
 
-func shouldRemove(path string, modTime time.Time, mode os.FileMode, err error) bool {
+func shouldRemove(path string, modTime time.Time, mode os.FileMode) bool {
 	base := filepath.Base(path)
 
 	// Only delete entries starting with `tmp_` and older than a week
diff --git a/internal/helper/housekeeping/housekeeping_test.go b/internal/helper/housekeeping/housekeeping_test.go
index e8dd38c86..8f6defa73 100644
--- a/internal/helper/housekeeping/housekeeping_test.go
+++ b/internal/helper/housekeeping/housekeeping_test.go
@@ -1,7 +1,6 @@
 package housekeeping
 
 import (
-	"fmt"
 	"io/ioutil"
 	"os"
 	"path/filepath"
@@ -201,7 +200,6 @@ func TestShouldUnlink(t *testing.T) {
 		path    string
 		modTime time.Time
 		mode    os.FileMode
-		err     error
 	}
 	tests := []struct {
 		name string
@@ -214,7 +212,6 @@ func TestShouldUnlink(t *testing.T) {
 				path:    "/tmp/objects",
 				modTime: time.Now().Add(-1 * time.Hour),
 				mode:    0700,
-				err:     nil,
 			},
 			want: false,
 		},
@@ -224,7 +221,6 @@ func TestShouldUnlink(t *testing.T) {
 				path:    "/tmp/",
 				modTime: time.Now().Add(-1 * time.Hour),
 				mode:    0770,
-				err:     nil,
 			},
 			want: false,
 		},
@@ -234,7 +230,6 @@ func TestShouldUnlink(t *testing.T) {
 				path:    "/tmp/tmp_DELETEME",
 				modTime: time.Now().Add(-1 * time.Hour),
 				mode:    0600,
-				err:     nil,
 			},
 			want: false,
 		},
@@ -244,7 +239,6 @@ func TestShouldUnlink(t *testing.T) {
 				path:    "/tmp/tmp_DELETEME",
 				modTime: time.Now().Add(-8 * 24 * time.Hour),
 				mode:    0600,
-				err:     nil,
 			},
 			want: true,
 		},
@@ -254,7 +248,6 @@ func TestShouldUnlink(t *testing.T) {
 				path:    "/tmp/tmp_DELETEME",
 				modTime: time.Now().Add(-1 * time.Hour),
 				mode:    0000,
-				err:     nil,
 			},
 			want: false,
 		},
@@ -264,7 +257,6 @@ func TestShouldUnlink(t *testing.T) {
 				path:    "/tmp/tmp_DELETEME",
 				modTime: time.Now().Add(-1 * time.Hour),
 				mode:    0000,
-				err:     fmt.Errorf("file inaccessible"),
 			},
 			want: false,
 		},
@@ -272,7 +264,7 @@ func TestShouldUnlink(t *testing.T) {
 
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			if got := shouldRemove(tt.args.path, tt.args.modTime, tt.args.mode, tt.args.err); got != tt.want {
+			if got := shouldRemove(tt.args.path, tt.args.modTime, tt.args.mode); got != tt.want {
 				t.Errorf("shouldUnlink() = %v, want %v", got, tt.want)
 			}
 		})
diff --git a/internal/service/commit/commit_messages.go b/internal/service/commit/commit_messages.go
index edb5a2e4b..63dc6fe19 100644
--- a/internal/service/commit/commit_messages.go
+++ b/internal/service/commit/commit_messages.go
@@ -1,11 +1,53 @@
 package commit
 
 import (
-	"gitlab.com/gitlab-org/gitaly/internal/helper"
+	"fmt"
+
+	"gitlab.com/gitlab-org/gitaly/internal/rubyserver"
 
 	pb "gitlab.com/gitlab-org/gitaly-proto/go"
+
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
 )
 
 func (s *server) GetCommitMessages(request *pb.GetCommitMessagesRequest, stream pb.CommitService_GetCommitMessagesServer) error {
-	return helper.Unimplemented
+	if err := validateGetCommitMessagesRequest(request); err != nil {
+		return status.Errorf(codes.InvalidArgument, "GetCommitMessages: %v", err)
+	}
+
+	ctx := stream.Context()
+
+	client, err := s.CommitServiceClient(ctx)
+	if err != nil {
+		return err
+	}
+
+	clientCtx, err := rubyserver.SetHeaders(ctx, request.GetRepository())
+	if err != nil {
+		return err
+	}
+
+	rubyStream, err := client.GetCommitMessages(clientCtx, request)
+	if err != nil {
+		return err
+	}
+
+	return rubyserver.Proxy(func() error {
+		resp, err := rubyStream.Recv()
+		if err != nil {
+			md := rubyStream.Trailer()
+			stream.SetTrailer(md)
+			return err
+		}
+		return stream.Send(resp)
+	})
+}
+
+func validateGetCommitMessagesRequest(request *pb.GetCommitMessagesRequest) error {
+	if request.GetRepository() == nil {
+		return fmt.Errorf("empty Repository")
+	}
+
+	return nil
 }
diff --git a/internal/service/commit/commit_messages_test.go b/internal/service/commit/commit_messages_test.go
new file mode 100644
index 000000000..33a221e58
--- /dev/null
+++ b/internal/service/commit/commit_messages_test.go
@@ -0,0 +1,120 @@
+package commit
+
+import (
+	"io"
+	"strings"
+	"testing"
+
+	"gitlab.com/gitlab-org/gitaly/internal/helper"
+	"gitlab.com/gitlab-org/gitaly/internal/testhelper"
+
+	pb "gitlab.com/gitlab-org/gitaly-proto/go"
+
+	"github.com/stretchr/testify/require"
+	"google.golang.org/grpc/codes"
+)
+
+func TestSuccessfulGetCommitMessagesRequest(t *testing.T) {
+	server, serverSocketPath := startTestServices(t)
+	defer server.Stop()
+
+	client, conn := newCommitServiceClient(t, serverSocketPath)
+	defer conn.Close()
+
+	testRepo, testRepoPath, cleanupFn := testhelper.NewTestRepo(t)
+	defer cleanupFn()
+
+	ctx, cancel := testhelper.Context()
+	defer cancel()
+
+	message1 := strings.Repeat("a\n", helper.MaxCommitOrTagMessageSize*2)
+	message2 := strings.Repeat("b\n", helper.MaxCommitOrTagMessageSize*2)
+
+	commit1ID := testhelper.CreateCommit(t, testRepoPath, "local-big-commits", &testhelper.CreateCommitOpts{Message: message1})
+	commit2ID := testhelper.CreateCommit(t, testRepoPath, "local-big-commits", &testhelper.CreateCommitOpts{Message: message2, ParentID: commit1ID})
+
+	request := &pb.GetCommitMessagesRequest{
+		Repository: testRepo,
+		CommitIds:  []string{commit1ID, commit2ID},
+	}
+
+	c, err := client.GetCommitMessages(ctx, request)
+	require.NoError(t, err)
+
+	expectedMessages := []*pb.GetCommitMessagesResponse{
+		{
+			CommitId: commit1ID,
+			Message:  []byte(message1),
+		},
+		{
+			CommitId: commit2ID,
+			Message:  []byte(message2),
+		},
+	}
+	fetchedMessages := readAllMessagesFromClient(t, c)
+
+	require.Equal(t, expectedMessages, fetchedMessages)
+}
+
+func TestFailedGetCommitMessagesRequest(t *testing.T) {
+	server, serverSocketPath := startTestServices(t)
+	defer server.Stop()
+
+	client, conn := newCommitServiceClient(t, serverSocketPath)
+	defer conn.Close()
+
+	testCases := []struct {
+		desc    string
+		request *pb.GetCommitMessagesRequest
+		code    codes.Code
+	}{
+		{
+			desc: "empty Repository",
+			request: &pb.GetCommitMessagesRequest{
+				Repository: nil,
+				CommitIds:  []string{"5937ac0a7beb003549fc5fd26fc247adbce4a52e"},
+			},
+			code: codes.InvalidArgument,
+		},
+	}
+
+	for _, testCase := range testCases {
+		t.Run(testCase.desc, func(t *testing.T) {
+			ctx, cancel := testhelper.Context()
+			defer cancel()
+
+			c, err := client.GetCommitMessages(ctx, testCase.request)
+			require.NoError(t, err)
+
+			for {
+				_, err = c.Recv()
+				if err != nil {
+					break
+				}
+			}
+
+			testhelper.AssertGrpcError(t, err, testCase.code, "")
+		})
+	}
+}
+
+func readAllMessagesFromClient(t *testing.T, c pb.CommitService_GetCommitMessagesClient) (messages []*pb.GetCommitMessagesResponse) {
+	for {
+		resp, err := c.Recv()
+		if err == io.EOF {
+			break
+		}
+		require.NoError(t, err)
+
+		if resp.CommitId != "" {
+			messages = append(messages, resp)
+			// first message contains a chunk of the message, so no need to append anything
+			continue
+		}
+
+		currentMessage := messages[len(messages)-1]
+		currentMessage.Message = append(currentMessage.Message, resp.Message...)
+	}
+
+	return
+}
diff --git a/internal/service/ref/tag_messages.go b/internal/service/ref/tag_messages.go
index 1412995ad..543070e7f 100644
--- a/internal/service/ref/tag_messages.go
+++ b/internal/service/ref/tag_messages.go
@@ -1,11 +1,53 @@
 package ref
 
 import (
-	"gitlab.com/gitlab-org/gitaly/internal/helper"
+	"fmt"
+
+	"gitlab.com/gitlab-org/gitaly/internal/rubyserver"
 
 	pb "gitlab.com/gitlab-org/gitaly-proto/go"
+
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
 )
 
 func (s *server) GetTagMessages(request *pb.GetTagMessagesRequest, stream pb.RefService_GetTagMessagesServer) error {
-	return helper.Unimplemented
+	if err := validateGetTagMessagesRequest(request); err != nil {
+		return status.Errorf(codes.InvalidArgument, "GetTagMessages: %v", err)
+	}
+
+	ctx := stream.Context()
+
+	client, err := s.RefServiceClient(ctx)
+	if err != nil {
+		return err
+	}
+
+	clientCtx, err := rubyserver.SetHeaders(ctx, request.GetRepository())
+	if err != nil {
+		return err
+	}
+
+	rubyStream, err := client.GetTagMessages(clientCtx, request)
+	if err != nil {
+		return err
+	}
+
+	return rubyserver.Proxy(func() error {
+		resp, err := rubyStream.Recv()
+		if err != nil {
+			md := rubyStream.Trailer()
+			stream.SetTrailer(md)
+			return err
+		}
+		return stream.Send(resp)
+	})
+}
+
+func validateGetTagMessagesRequest(request *pb.GetTagMessagesRequest) error {
+	if request.GetRepository() == nil {
+		return fmt.Errorf("empty Repository")
+	}
+
+	return nil
 }
diff --git a/internal/service/ref/tag_messages_test.go b/internal/service/ref/tag_messages_test.go
new file mode 100644
index 000000000..0c29ca768
--- /dev/null
+++ b/internal/service/ref/tag_messages_test.go
@@ -0,0 +1,120 @@
+package ref
+
+import (
+	"io"
+	"strings"
+	"testing"
+
+	"gitlab.com/gitlab-org/gitaly/internal/helper"
+	"gitlab.com/gitlab-org/gitaly/internal/testhelper"
+
+	pb "gitlab.com/gitlab-org/gitaly-proto/go"
+
+	"github.com/stretchr/testify/require"
+	"google.golang.org/grpc/codes"
+)
+
+func TestSuccessfulGetTagMessagesRequest(t *testing.T) {
+	server, serverSocketPath := runRefServiceServer(t)
+	defer server.Stop()
+
+	client, conn := newRefServiceClient(t, serverSocketPath)
+	defer conn.Close()
+
+	testRepo, testRepoPath, cleanupFn := testhelper.NewTestRepo(t)
+	defer cleanupFn()
+
+	ctx, cancel := testhelper.Context()
+	defer cancel()
+
+	message1 := strings.Repeat("a", helper.MaxCommitOrTagMessageSize*2)
+	message2 := strings.Repeat("b", helper.MaxCommitOrTagMessageSize)
+
+	tag1ID := testhelper.CreateTag(t, testRepoPath, "big-tag-1", "master", &testhelper.CreateTagOpts{Message: message1})
+	tag2ID := testhelper.CreateTag(t, testRepoPath, "big-tag-2", "master~", &testhelper.CreateTagOpts{Message: message2})
+
+	request := &pb.GetTagMessagesRequest{
+		Repository: testRepo,
+		TagIds:     []string{tag1ID, tag2ID},
+	}
+
+	c, err := client.GetTagMessages(ctx, request)
+	require.NoError(t, err)
+
+	expectedMessages := []*pb.GetTagMessagesResponse{
+		{
+			TagId:   tag1ID,
+			Message: []byte(message1 + "\n"),
+		},
+		{
+			TagId:   tag2ID,
+			Message: []byte(message2 + "\n"),
+		},
+	}
+	fetchedMessages := readAllMessagesFromClient(t, c)
+
+	require.Equal(t, expectedMessages, fetchedMessages)
+}
+
+func TestFailedGetTagMessagesRequest(t *testing.T) {
+	server, serverSocketPath := runRefServiceServer(t)
+	defer server.Stop()
+
+	client, conn := newRefServiceClient(t, serverSocketPath)
+	defer conn.Close()
+
+	testCases := []struct {
+		desc    string
+		request *pb.GetTagMessagesRequest
+		code    codes.Code
+	}{
+		{
+			desc: "empty Repository",
+			request: &pb.GetTagMessagesRequest{
+				Repository: nil,
+				TagIds:     []string{"5937ac0a7beb003549fc5fd26fc247adbce4a52e"},
+			},
+			code: codes.InvalidArgument,
+		},
+	}
+
+	for _, testCase := range testCases {
+		t.Run(testCase.desc, func(t *testing.T) {
+			ctx, cancel := testhelper.Context()
+			defer cancel()
+
+			c, err := client.GetTagMessages(ctx, testCase.request)
+			require.NoError(t, err)
+
+			for {
+				_, err = c.Recv()
+				if err != nil {
+					break
+				}
+			}
+
+			testhelper.AssertGrpcError(t, err, testCase.code, "")
+		})
+	}
+}
+
+func readAllMessagesFromClient(t *testing.T, c pb.RefService_GetTagMessagesClient) (messages []*pb.GetTagMessagesResponse) {
+	for {
+		resp, err := c.Recv()
+		if err == io.EOF {
+			break
+		}
+		require.NoError(t, err)
+
+		if resp.TagId != "" {
+			messages = append(messages, resp)
+			// first message contains a chunk of the message, so no need to append anything
+			continue
+		}
+
+		currentMessage := messages[len(messages)-1]
+		currentMessage.Message = append(currentMessage.Message, resp.Message...)
+	}
+
+	return
+}
diff --git a/internal/service/repository/calculate_checksum.go b/internal/service/repository/calculate_checksum.go
index bbae4e94a..6f375d467 100644
--- a/internal/service/repository/calculate_checksum.go
+++ b/internal/service/repository/calculate_checksum.go
@@ -1,10 +1,10 @@
 package repository
 
-// Stubbed out until https://gitlab.com/gitlab-org/gitaly/merge_requests/642 is done
-
 import (
 	pb "gitlab.com/gitlab-org/gitaly-proto/go"
+
 	"gitlab.com/gitlab-org/gitaly/internal/helper"
+
 	"golang.org/x/net/context"
 )
 
diff --git a/internal/tempdir/tempdir.go b/internal/tempdir/tempdir.go
index 6cff3f8ba..69565c590 100644
--- a/internal/tempdir/tempdir.go
+++ b/internal/tempdir/tempdir.go
@@ -2,17 +2,16 @@ package tempdir
 
 import (
 	"context"
-	"fmt"
 	"io/ioutil"
 	"os"
 	"path"
-	"path/filepath"
 	"strings"
 	"time"
 
 	pb "gitlab.com/gitlab-org/gitaly-proto/go"
 	"gitlab.com/gitlab-org/gitaly/internal/config"
 	"gitlab.com/gitlab-org/gitaly/internal/helper"
+	"gitlab.com/gitlab-org/gitaly/internal/helper/housekeeping"
 
 	log "github.com/sirupsen/logrus"
 )
@@ -22,6 +21,8 @@ const (
 	// directory name that could be provided by a user. The '+' character is
 	// not allowed in GitLab namespaces or repositories.
 	tmpRootPrefix = "+gitaly/tmp"
+
+	maxAge = 7 * 24 * time.Hour
 )
 
 // New returns the path of a new temporary directory for use with the
@@ -76,6 +77,8 @@ func StartCleaning() {
 	}
 }
 
+type invalidCleanRoot string
+
 func clean(dir string) error {
 	// If we start "cleaning up" the wrong directory we may delete user data
 	// which is Really Bad.
@@ -84,37 +87,27 @@ func clean(dir string) error {
 		panic(invalidCleanRoot("invalid tempdir clean root: panicking to prevent data loss"))
 	}
 
-	return filepath.Walk(dir, cleanFunc)
-}
-
-const (
-	maxAge = 7 * 24 * time.Hour
-)
-
-type invalidCleanRoot string
-
-func cleanFunc(path string, info os.FileInfo, errIncoming error) error {
-	if errIncoming != nil && !os.IsNotExist(errIncoming) {
-		return fmt.Errorf("incoming %q: %v", path, errIncoming)
-	}
-
-	if info == nil {
+	entries, err := ioutil.ReadDir(dir)
+	if os.IsNotExist(err) {
 		return nil
 	}
+	if err != nil {
+		return err
+	}
 
-	if perm := info.Mode().Perm(); info.IsDir() && perm&0700 < 0700 {
-		// Fix directory read permissions
-		if err := os.Chmod(path, perm|0700); err != nil {
-			return err
+	for _, info := range entries {
+		if time.Since(info.ModTime()) < maxAge {
+			continue
 		}
-	}
 
-	if time.Since(info.ModTime()) < maxAge {
-		return nil
-	}
+		fullPath := path.Join(dir, info.Name())
+		if err := housekeeping.FixDirectoryPermissions(fullPath); err != nil {
+			return err
+		}
 
-	if err := os.Remove(path); err != nil && !info.IsDir() {
-		return err
+		if err := os.RemoveAll(fullPath); err != nil {
+			return err
+		}
 	}
 
 	return nil
diff --git a/internal/tempdir/tempdir_test.go b/internal/tempdir/tempdir_test.go
index 833292abb..e4dcc3e74 100644
--- a/internal/tempdir/tempdir_test.go
+++ b/internal/tempdir/tempdir_test.go
@@ -74,39 +74,32 @@ func TestCleanSuccess(t *testing.T) {
 	recent := time.Now()
 
 	makeDir(t, "a", old)
+	makeDir(t, "a/b", recent) // Messes up mtime of "a", we fix that below
 	makeDir(t, "c", recent)
 	makeDir(t, "f", old)
 
-	makeFile(t, "a/b", old)
+	makeFile(t, "a/b/g", old)
 	makeFile(t, "c/d", old)
 	makeFile(t, "e", recent)
 
 	// This is really evil and even breaks 'rm -rf'
+	require.NoError(t, chmod("a/b", 0), "apply evil permissions to 'a/b'")
 	require.NoError(t, chmod("a", 0), "apply evil permissions to 'a'")
 
+	require.NoError(t, chtimes("a", old), "reset mtime of 'a'")
+
 	assertEntries(t, "a", "c", "e", "f")
 
 	require.NoError(t, clean(cleanRoot), "walk first pass")
-	// 'a' won't get removed because it's mtime is bumped when 'a/b' is deleted
-	assertEntries(t, "a", "c", "e")
-
-	info, err := stat("a")
-	require.NoError(t, err)
-	require.Equal(t, os.FileMode(0700), info.Mode().Perm(), "permissions of 'a' should have been fixed")
-
-	_, err = stat("a/b")
-	require.True(t, os.IsNotExist(err), "entry 'a/b' should be gone")
-
-	require.NoError(t, clean(cleanRoot), "walk second pass")
-	assertEntries(t, "a", "c", "e")
+	assertEntries(t, "c", "e")
 }
 
 func chmod(p string, mode os.FileMode) error {
 	return os.Chmod(path.Join(cleanRoot, p), mode)
 }
 
-func stat(p string) (os.FileInfo, error) {
-	return os.Stat(path.Join(cleanRoot, p))
+func chtimes(p string, t time.Time) error {
+	return os.Chtimes(path.Join(cleanRoot, p), t, t)
 }
 
 func assertEntries(t *testing.T, entries ...string) {
diff --git a/ruby/Gemfile b/ruby/Gemfile
index dce4cadc1..dd3eff029 100644
--- a/ruby/Gemfile
+++ b/ruby/Gemfile
@@ -2,7 +2,7 @@ source 'https://rubygems.org'
 
 gem 'github-linguist', '~> 5.3.3', require: 'linguist'
 gem 'gitlab-markup', '~> 1.6.2'
-gem 'gitaly-proto', '~> 0.91.0', require: 'gitaly'
+gem 'gitaly-proto', '~> 0.95.0', require: 'gitaly'
 gem 'activesupport', '~> 5.0.2'
 gem 'rdoc', '~> 4.2'
 gem 'gollum-lib', '~> 4.2', require: false
diff --git a/ruby/Gemfile.lock b/ruby/Gemfile.lock
index 2b5287b3f..9146c4551 100644
--- a/ruby/Gemfile.lock
+++ b/ruby/Gemfile.lock
@@ -9,7 +9,7 @@ GEM
     addressable (2.5.2)
       public_suffix (>= 2.0.2, < 4.0)
     ast (2.3.0)
-    charlock_holmes (0.7.5)
+    charlock_holmes (0.7.6)
     concurrent-ruby (1.0.5)
     diff-lcs (1.3)
     escape_utils (1.1.1)
@@ -17,9 +17,9 @@ GEM
       multipart-post (>= 1.2, < 3)
     gemojione (3.3.0)
       json
-    gitaly-proto (0.91.0)
+    gitaly-proto (0.95.0)
       google-protobuf (~> 3.1)
-      grpc (~> 1.0)
+      grpc (~> 1.10)
     github-linguist (5.3.3)
       charlock_holmes (~> 0.7.5)
       escape_utils (~> 1.1.0)
@@ -141,7 +141,7 @@ PLATFORMS
 
 DEPENDENCIES
   activesupport (~> 5.0.2)
-  gitaly-proto (~> 0.91.0)
+  gitaly-proto (~> 0.95.0)
   github-linguist (~> 5.3.3)
   gitlab-markup (~> 1.6.2)
   gitlab-styles (~> 2.0.0)
diff --git a/ruby/lib/gitaly_server/commit_service.rb b/ruby/lib/gitaly_server/commit_service.rb
index b67dd6686..1f5afb4d8 100644
--- a/ruby/lib/gitaly_server/commit_service.rb
+++ b/ruby/lib/gitaly_server/commit_service.rb
@@ -133,6 +133,30 @@ module GitalyServer
       end
     end
 
+    def get_commit_messages(request, call)
+      bridge_exceptions do
+        repository = Gitlab::Git::Repository.from_gitaly(request.repository, call)
+
+        Enumerator.new do |y|
+          request.commit_ids.each do |commit_id|
+            commit = Gitlab::Git::Commit.find(repository, commit_id)
+            next unless commit
+
+            response = Gitaly::GetCommitMessagesResponse.new(commit_id: commit.id)
+            io = StringIO.new(commit.message)
+
+            while chunk = io.read(Gitlab.config.git.max_commit_or_tag_message_size)
+              response.message = chunk
+
+              y.yield response
+
+              response = Gitaly::GetCommitMessagesResponse.new
+            end
+          end
+        end
+      end
+    end
+
     private
 
     # yields either signature chunks or signed_text chunks to the passed block
diff --git a/ruby/lib/gitaly_server/ref_service.rb b/ruby/lib/gitaly_server/ref_service.rb
index 110261f42..62243ce3a 100644
--- a/ruby/lib/gitaly_server/ref_service.rb
+++ b/ruby/lib/gitaly_server/ref_service.rb
@@ -104,5 +104,29 @@ module GitalyServer
         end
       end
     end
+
+    def get_tag_messages(request, call)
+      bridge_exceptions do
+        repository = Gitlab::Git::Repository.from_gitaly(request.repository, call)
+
+        Enumerator.new do |y|
+          request.tag_ids.each do |tag_id|
+            annotation = repository.rugged.rev_parse(tag_id)
+            next unless annotation
+
+            response = Gitaly::GetTagMessagesResponse.new(tag_id: tag_id)
+            io = StringIO.new(annotation.message)
+
+            while chunk = io.read(Gitlab.config.git.max_commit_or_tag_message_size)
+              response.message = chunk
+
+              y.yield response
+
+              response = Gitaly::GetTagMessagesResponse.new
+            end
+          end
+        end
+      end
+    end
   end
 end
diff --git a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/VERSION b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/VERSION
index c5c735103..5f8cbfdb7 100644
--- a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/VERSION
+++ b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/VERSION
@@ -1 +1 @@
-0.94.0
+0.95.0
diff --git a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/ref.pb.go b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/ref.pb.go
index 7cf41477b..908d06bbf 100644
--- a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/ref.pb.go
+++ b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/ref.pb.go
@@ -783,7 +783,7 @@ func (m *ListTagNamesContainingCommitResponse) GetTagNames() [][]byte {
 
 type GetTagMessagesRequest struct {
 	Repository *Repository `protobuf:"bytes,1,opt,name=repository" json:"repository,omitempty"`
-	TagNames   [][]byte    `protobuf:"bytes,2,rep,name=tag_names,json=tagNames,proto3" json:"tag_names,omitempty"`
+	TagIds     []string    `protobuf:"bytes,3,rep,name=tag_ids,json=tagIds" json:"tag_ids,omitempty"`
 }
 
 func (m *GetTagMessagesRequest) Reset()                    { *m = GetTagMessagesRequest{} }
@@ -798,17 +798,17 @@ func (m *GetTagMessagesRequest) GetRepository() *Repository {
 	return nil
 }
 
-func (m *GetTagMessagesRequest) GetTagNames() [][]byte {
+func (m *GetTagMessagesRequest) GetTagIds() []string {
 	if m != nil {
-		return m.TagNames
+		return m.TagIds
 	}
 	return nil
 }
 
 type GetTagMessagesResponse struct {
-	// Only present for a new tag message
-	TagName []byte `protobuf:"bytes,1,opt,name=tag_name,json=tagName,proto3" json:"tag_name,omitempty"`
 	Message []byte `protobuf:"bytes,2,opt,name=message,proto3" json:"message,omitempty"`
+	// Only present for a new tag message
+	TagId string `protobuf:"bytes,3,opt,name=tag_id,json=tagId" json:"tag_id,omitempty"`
 }
 
 func (m *GetTagMessagesResponse) Reset()                    { *m = GetTagMessagesResponse{} }
@@ -816,18 +816,18 @@ func (m *GetTagMessagesResponse) String() string            { return proto.Compa
 func (*GetTagMessagesResponse) ProtoMessage()               {}
 func (*GetTagMessagesResponse) Descriptor() ([]byte, []int) { return fileDescriptor8, []int{31} }
 
-func (m *GetTagMessagesResponse) GetTagName() []byte {
+func (m *GetTagMessagesResponse) GetMessage() []byte {
 	if m != nil {
-		return m.TagName
+		return m.Message
 	}
 	return nil
 }
 
-func (m *GetTagMessagesResponse) GetMessage() []byte {
+func (m *GetTagMessagesResponse) GetTagId() string {
 	if m != nil {
-		return m.Message
+		return m.TagId
 	}
-	return nil
+	return ""
 }
 
 func init() {
@@ -1626,88 +1626,90 @@ var _RefService_serviceDesc = grpc.ServiceDesc{
 func init() { proto.RegisterFile("ref.proto", fileDescriptor8) }
 
 var fileDescriptor8 = []byte{
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+	0xa8, 0x6f, 0x43, 0x21, 0xde, 0x4a, 0xd1, 0xcd, 0x60, 0xa9, 0x4f, 0xea, 0xec, 0xda, 0xad, 0x79,
+	0xd7, 0x21, 0x68, 0x37, 0xcd, 0x3f, 0xac, 0x9e, 0xfc, 0x13, 0x00, 0x00, 0xff, 0xff, 0xc0, 0x28,
+	0x88, 0xdb, 0x6b, 0x12, 0x00, 0x00,
 }
diff --git a/vendor/vendor.json b/vendor/vendor.json
index c4a28acbd..9dcb37b0e 100644
--- a/vendor/vendor.json
+++ b/vendor/vendor.json
@@ -201,12 +201,12 @@
 			"revisionTime": "2017-12-31T12:27:32Z"
 		},
 		{
-			"checksumSHA1": "gtyakRTap6GHgVfZ3ijhMO4YbgM=",
+			"checksumSHA1": "MVrf0BwLEpU3uGHmYOrIWVoJGCk=",
 			"path": "gitlab.com/gitlab-org/gitaly-proto/go",
-			"revision": "be1ce3e479f520b3514c0e9fe22fb6b3f802e7af",
-			"revisionTime": "2018-03-29T21:53:13Z",
-			"version": "v0.94.0",
-			"versionExact": "v0.94.0"
+			"revision": "00d4006669b30b6a0fe66aaa9fa72285d18616fb",
+			"revisionTime": "2018-04-03T14:25:38Z",
+			"version": "v0.95.0",
+			"versionExact": "v0.95.0"
 		},
 		{
 			"checksumSHA1": "nqWNlnMmVpt628zzvyo6Yv2CX5Q=",