feat: add GCS publish backend with config, API, docs, and tests

gcs/gcs_test.go

@@ -0,0 +1,12 @@
+package gcs
+
+import (
+	"testing"
+
+	. "gopkg.in/check.v1"
+)
+
+// Launch gocheck tests.
+func Test(t *testing.T) {
+	TestingT(t)
+}

gcs/public_test.go

@@ -0,0 +1,75 @@
+package gcs
+
+import (
+	"path/filepath"
+
+	"github.com/aptly-dev/aptly/utils"
+	. "gopkg.in/check.v1"
+)
+
+type PublishedStorageSuite struct{}
+
+var _ = Suite(&PublishedStorageSuite{})
+
+func (s *PublishedStorageSuite) TestString(c *C) {
+	storage := &PublishedStorage{bucketName: "bucket-1", prefix: "prefix/a"}
+	c.Check(storage.String(), Equals, "GCS: bucket-1/prefix/a")
+}
+
+func (s *PublishedStorageSuite) TestObjectPath(c *C) {
+	storage := &PublishedStorage{prefix: "root"}
+	c.Check(storage.objectPath("dists/stable/Release"), Equals, filepath.Join("root", "dists/stable/Release"))
+}
+
+func (s *PublishedStorageSuite) TestApplyACLNoOpModes(c *C) {
+	for _, acl := range []string{"", "none", "private"} {
+		storage := &PublishedStorage{acl: acl}
+		err := storage.applyACL(nil)
+		c.Check(err, IsNil)
+	}
+}
+
+func (s *PublishedStorageSuite) TestApplyACLUnsupported(c *C) {
+	storage := &PublishedStorage{acl: "bucket-owner-full-control"}
+	err := storage.applyACL(nil)
+	c.Assert(err, NotNil)
+	c.Check(err, ErrorMatches, "unsupported GCS ACL value: bucket-owner-full-control")
+}
+
+func (s *PublishedStorageSuite) TestLinkFromPoolMissingMD5(c *C) {
+	publishedPrefix := "repo"
+	publishedRelPath := "pool/main/a/aptly"
+	fileName := "pkg.deb"
+	relPath := filepath.Join(filepath.Join(publishedPrefix, publishedRelPath), fileName)
+
+	storage := &PublishedStorage{pathCache: map[string]string{relPath: "0123456789abcdef0123456789abcdef"}}
+
+	err := storage.LinkFromPool(publishedPrefix, publishedRelPath, fileName, nil, "", utils.ChecksumInfo{}, false)
+	c.Assert(err, NotNil)
+	c.Check(err, ErrorMatches, "unable to compare object, MD5 checksum missing")
+}
+
+func (s *PublishedStorageSuite) TestLinkFromPoolDifferentMD5NoForce(c *C) {
+	publishedPrefix := "repo"
+	publishedRelPath := "pool/main/a/aptly"
+	fileName := "pkg.deb"
+	relPath := filepath.Join(filepath.Join(publishedPrefix, publishedRelPath), fileName)
+
+	storage := &PublishedStorage{pathCache: map[string]string{relPath: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"}}
+
+	err := storage.LinkFromPool(publishedPrefix, publishedRelPath, fileName, nil, "", utils.ChecksumInfo{MD5: "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"}, false)
+	c.Assert(err, NotNil)
+	c.Check(err, ErrorMatches, ".*file already exists and is different.*")
+}
+
+func (s *PublishedStorageSuite) TestLinkFromPoolSameMD5NoUpload(c *C) {
+	publishedPrefix := "repo"
+	publishedRelPath := "pool/main/a/aptly"
+	fileName := "pkg.deb"
+	relPath := filepath.Join(filepath.Join(publishedPrefix, publishedRelPath), fileName)
+
+	storage := &PublishedStorage{pathCache: map[string]string{relPath: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"}}
+
+	err := storage.LinkFromPool(publishedPrefix, publishedRelPath, fileName, nil, "", utils.ChecksumInfo{MD5: "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"}, false)
+	c.Check(err, IsNil)
+}