git/gogit: add proxy support for pushing to remote

git/gogit/client.go

@@ -409,12 +409,13 @@ func (g *Client) Push(ctx context.Context, cfg repository.PushConfig) error {
 	}
 
 	err = g.repository.PushContext(ctx, &extgogit.PushOptions{
-		RefSpecs:   refspecs,
-		Force:      cfg.Force,
-		RemoteName: extgogit.DefaultRemoteName,
-		Auth:       authMethod,
-		Progress:   nil,
-		CABundle:   caBundle(g.authOpts),
+		RefSpecs:     refspecs,
+		Force:        cfg.Force,
+		RemoteName:   extgogit.DefaultRemoteName,
+		Auth:         authMethod,
+		Progress:     nil,
+		CABundle:     caBundle(g.authOpts),
+		ProxyOptions: g.proxy,
 	})
 	return goGitError(err)
 }

git/gogit/clone_test.go

@@ -1128,7 +1128,7 @@ func Test_ssh_HostKeyAlgos(t *testing.T) {
 	}
 }
 
-func TestClone_WithProxy(t *testing.T) {
+func TestCloneAndPush_WithProxy(t *testing.T) {
 	g := NewWithT(t)
 
 	server, err := gittestserver.NewTempGitServer()
@@ -1178,6 +1178,27 @@ func TestClone_WithProxy(t *testing.T) {
 	})
 	g.Expect(err).ToNot(HaveOccurred())
 	g.Expect(proxiedRequests).To(BeNumerically(">", 0))
+
+	// reset proxy requests counter
+	proxiedRequests = 0
+	// make a commit on master and push it.
+	cc1, err := commitFile(ggc.repository, "test", "testing gogit push", time.Now())
+	g.Expect(err).ToNot(HaveOccurred())
+	err = ggc.Push(context.TODO(), repository.PushConfig{})
+	g.Expect(err).ToNot(HaveOccurred())
+	g.Expect(proxiedRequests).To(BeNumerically(">", 0))
+
+	// check if we indeed pushed the commit to remote.
+	ggc, err = NewClient(t.TempDir(), authOpts, WithDiskStorage(), WithProxy(proxyOpts))
+	g.Expect(err).ToNot(HaveOccurred())
+	g.Expect(ggc.proxy.URL).ToNot(BeEmpty())
+	cc2, err := ggc.Clone(context.TODO(), repoURL, repository.CloneConfig{
+		CheckoutStrategy: repository.CheckoutStrategy{
+			Branch: git.DefaultBranch,
+		},
+	})
+	g.Expect(err).ToNot(HaveOccurred())
+	g.Expect(cc1.String()).To(Equal(cc2.Hash.String()))
 }
 
 func Test_getRemoteHEAD(t *testing.T) {

git/internal/e2e/run.sh

@@ -17,4 +17,4 @@ if [[ "${GO_TEST_PREFIX}" = "" ]] || [[ "${GO_TEST_PREFIX}" = *"TestGitLabCEE2E"
 fi
 
 cd "${DIR}"
-CGO_ENABLED=1 go test -v -tags 'netgo,osusergo,static_build,e2e' -race -run "^${GO_TEST_PREFIX}.*" ./...
+go test -v -tags 'netgo,osusergo,static_build,e2e' -race -run "^${GO_TEST_PREFIX}.*" ./...

git/internal/e2e/utils.go

@@ -44,6 +44,8 @@ import (
 
 var letterRunes = []rune("abcdefghijklmnopqrstuvwxyz1234567890")
 
+const timeout = time.Second * 20
+
 func testUsingClone(g *WithT, client repository.Client, repoURL *url.URL, upstreamRepo upstreamRepoInfo) {
 	// clone repo
 	_, err := client.Clone(context.TODO(), repoURL.String(), repository.CloneConfig{
@@ -62,8 +64,16 @@ func testUsingClone(g *WithT, client repository.Client, repoURL *url.URL, upstre
 	)
 	g.Expect(err).ToNot(HaveOccurred(), "first commit")
 
-	err = client.Push(context.TODO(), repository.PushConfig{})
-	g.Expect(err).ToNot(HaveOccurred())
+	// GitHub sometimes takes a long time to propogate its deploy key and this leads
+	// to mysterious push errors like "unknown error: ERROR: Unknown public SSH key".
+	// This helps us get around that by retrying for a fixed amount of time.
+	g.Eventually(func() bool {
+		err = client.Push(context.TODO(), repository.PushConfig{})
+		if err != nil {
+			return false
+		}
+		return true
+	}, timeout).Should(BeTrue())
 
 	headCommit, _, err := headCommitWithBranch(upstreamRepo.url, "main", upstreamRepo.username, upstreamRepo.password)
 	g.Expect(err).ToNot(HaveOccurred())
@@ -120,8 +130,13 @@ func testUsingInit(g *WithT, client repository.Client, repoURL *url.URL, upstrea
 	)
 	g.Expect(err).ToNot(HaveOccurred(), "first commit")
 
-	err = client.Push(context.TODO(), repository.PushConfig{})
-	g.Expect(err).ToNot(HaveOccurred())
+	g.Eventually(func() bool {
+		err = client.Push(context.TODO(), repository.PushConfig{})
+		if err != nil {
+			return false
+		}
+		return true
+	}, timeout).Should(BeTrue())
 
 	headCommit, _, err := headCommitWithBranch(upstreamRepo.url, "main", upstreamRepo.username, upstreamRepo.password)
 	g.Expect(err).ToNot(HaveOccurred())
@@ -157,6 +172,7 @@ func testUsingInit(g *WithT, client repository.Client, repoURL *url.URL, upstrea
 	g.Expect(err).ToNot(HaveOccurred(), "third commit")
 	err = client.Push(context.TODO(), repository.PushConfig{})
 	g.Expect(err).ToNot(HaveOccurred())
+
 	headCommit, _, err = headCommitWithBranch(upstreamRepo.url, "new", upstreamRepo.username, upstreamRepo.password)
 	g.Expect(err).ToNot(HaveOccurred())
 	g.Expect(headCommit).To(Equal(cc))