Jira RUN-1106 Image handlers updates

* Audit and add tests for required fields.
* Added issue for /images/load implementation

Audit:
- GET /images/json GetImages
- POST /build BuildImage
- POST /build/prune 404 not found
- POST /images/create CreateImageFromImage/CreateImageFromSrc
- GET /images/{name}/json GetImage
- GET /images/{name}/history HistoryImage
- POST /images/{name}/push PushImage
- POST /images/{name}/tag TagImage
- DELETE /images/{name} RemoveImage
- POST /images/prune PruneImages
- POST /commit CommitContainer
- GET /images/{name}/get ExportImage
- GET /images/get ExportImages
- POST /images/load LoadImages See https://github.com/containers/podman/issues/8586

Signed-off-by: Jhon Honce <jhonce@redhat.com>

5 files changed, 100 insertions, 37 deletions

diff --git a/pkg/api/handlers/compat/images_push.go b/pkg/api/handlers/compat/images_push.go
index 12593a68c..0f3da53e8 100644
--- a/pkg/api/handlers/compat/images_push.go
+++ b/pkg/api/handlers/compat/images_push.go
@@ -81,5 +81,4 @@ func PushImage(w http.ResponseWriter, r *http.Request) {
 	}
 
 	utils.WriteResponse(w, http.StatusOK, "")
-
 }
diff --git a/pkg/api/handlers/types.go b/pkg/api/handlers/types.go
index 40cf16807..25e7640b6 100644
--- a/pkg/api/handlers/types.go
+++ b/pkg/api/handlers/types.go
@@ -145,13 +145,14 @@ type PodCreateConfig struct {
 	Share        string   `json:"share"`
 }
 
+// HistoryResponse provides details on image layers
 type HistoryResponse struct {
-	ID        string   `json:"Id"`
-	Created   int64    `json:"Created"`
-	CreatedBy string   `json:"CreatedBy"`
-	Tags      []string `json:"Tags"`
-	Size      int64    `json:"Size"`
-	Comment   string   `json:"Comment"`
+	ID        string `json:"Id"`
+	Created   int64
+	CreatedBy string
+	Tags      []string
+	Size      int64
+	Comment   string
 }
 
 type ImageLayer struct{}
@@ -213,6 +214,7 @@ func ImageToImageSummary(l *libpodImage.Image) (*entities.ImageSummary, error) {
 		ID:           l.ID(),
 		ParentId:     l.Parent,
 		RepoTags:     repoTags,
+		RepoDigests:  digests,
 		Created:      l.Created().Unix(),
 		Size:         int64(*size),
 		SharedSize:   0,
@@ -223,7 +225,6 @@ func ImageToImageSummary(l *libpodImage.Image) (*entities.ImageSummary, error) {
 		Dangling:     l.Dangling(),
 		Names:        l.Names(),
 		Digest:       string(l.Digest()),
-		Digests:      digests,
 		ConfigDigest: string(l.ConfigDigest),
 		History:      l.NamesHistory(),
 	}
@@ -329,7 +330,6 @@ func ImageDataToImageInspect(ctx context.Context, l *libpodImage.Image) (*ImageI
 		dockerImageInspect.Parent = d.Parent.String()
 	}
 	return &ImageInspect{dockerImageInspect}, nil
-
 }
 
 // portsToPortSet converts libpods exposed ports to dockers structs
diff --git a/pkg/domain/entities/images.go b/pkg/domain/entities/images.go
index ab545d882..81f12bff7 100644
--- a/pkg/domain/entities/images.go
+++ b/pkg/domain/entities/images.go
@@ -51,22 +51,22 @@ func (i *Image) Id() string { // nolint
 }
 
 type ImageSummary struct {
-	ID          string   `json:"Id"`
-	ParentId    string   // nolint
-	RepoTags    []string `json:",omitempty"`
+	ID          string `json:"Id"`
+	ParentId    string // nolint
+	RepoTags    []string
+	RepoDigests []string
 	Created     int64
-	Size        int64             `json:",omitempty"`
-	SharedSize  int               `json:",omitempty"`
-	VirtualSize int64             `json:",omitempty"`
-	Labels      map[string]string `json:",omitempty"`
-	Containers  int               `json:",omitempty"`
-	ReadOnly    bool              `json:",omitempty"`
-	Dangling    bool              `json:",omitempty"`
+	Size        int64
+	SharedSize  int
+	VirtualSize int64
+	Labels      map[string]string
+	Containers  int
+	ReadOnly    bool `json:",omitempty"`
+	Dangling    bool `json:",omitempty"`
 
 	// Podman extensions
 	Names        []string `json:",omitempty"`
 	Digest       string   `json:",omitempty"`
-	Digests      []string `json:",omitempty"`
 	ConfigDigest string   `json:",omitempty"`
 	History      []string `json:",omitempty"`
 }
diff --git a/pkg/domain/infra/abi/images_list.go b/pkg/domain/infra/abi/images_list.go
index 281b04294..20ae0d0f6 100644
--- a/pkg/domain/infra/abi/images_list.go
+++ b/pkg/domain/infra/abi/images_list.go
@@ -35,7 +35,7 @@ func (ir *ImageEngine) List(ctx context.Context, opts entities.ImageListOptions)
 			Created:      img.Created().Unix(),
 			Dangling:     img.Dangling(),
 			Digest:       string(img.Digest()),
-			Digests:      digests,
+			RepoDigests:  digests,
 			History:      img.NamesHistory(),
 			Names:        img.Names(),
 			ParentId:     img.Parent,
diff --git a/test/apiv2/rest_api/test_rest_v2_0_0.py b/test/apiv2/rest_api/test_rest_v2_0_0.py
index 52348d4f4..dc92a2966 100644
--- a/test/apiv2/rest_api/test_rest_v2_0_0.py
+++ b/test/apiv2/rest_api/test_rest_v2_0_0.py
@@ -179,15 +179,19 @@ class TestApi(unittest.TestCase):
                 "NetworkDisabled": False,
                 # FIXME adding these 2 lines cause: (This is sampled from docker-py)
                 #   "network already exists","message":"container
-                #  01306e499df5441560d70071a54342611e422a94de20865add50a9565fd79fb9 is already connected to CNI network \"TestDefaultNetwork\": network already exists"
+                #  01306e499df5441560d70071a54342611e422a94de20865add50a9565fd79fb9 is already connected to CNI
+                #  network \"TestDefaultNetwork\": network already exists"
                 # "HostConfig": {"NetworkMode": "TestDefaultNetwork"},
                 # "NetworkingConfig": {"EndpointsConfig": {"TestDefaultNetwork": None}},
                 # FIXME These two lines cause:
-                # CNI network \"TestNetwork\" not found","message":"error configuring network namespace for container 369ddfa7d3211ebf1fbd5ddbff91bd33fa948858cea2985c133d6b6507546dff: CNI network \"TestNetwork\" not found"
+                # CNI network \"TestNetwork\" not found","message":"error configuring network namespace for container
+                # 369ddfa7d3211ebf1fbd5ddbff91bd33fa948858cea2985c133d6b6507546dff: CNI network \"TestNetwork\" not
+                # found"
                 # "HostConfig": {"NetworkMode": "TestNetwork"},
                 # "NetworkingConfig": {"EndpointsConfig": {"TestNetwork": None}},
                 # FIXME no networking defined cause: (note this error is from the container inspect below)
-                # "internal libpod error","message":"network inspection mismatch: asked to join 2 CNI network(s) [TestDefaultNetwork podman], but have information on 1 network(s): internal libpod error"
+                # "internal libpod error","message":"network inspection mismatch: asked to join 2 CNI network(s) [
+                # TestDefaultNetwork podman], but have information on 1 network(s): internal libpod error"
             },
         )
         self.assertEqual(create.status_code, 201, create.text)
@@ -255,23 +259,68 @@ class TestApi(unittest.TestCase):
     def test_commit(self):
         r = requests.post(_url(ctnr("/commit?container={}")))
         self.assertEqual(r.status_code, 200, r.text)
-        validateObjectFields(r.text)
 
-    def test_images(self):
-        r = requests.get(_url("/images/json"))
+        obj = json.loads(r.content)
+        self.assertIsInstance(obj, dict)
+        self.assertIn("Id", obj)
+
+    def test_images_compat(self):
+        r = requests.get(PODMAN_URL + "/v1.40/images/json")
         self.assertEqual(r.status_code, 200, r.text)
-        validateObjectFields(r.content)
 
-    def test_inspect_image(self):
-        r = requests.get(_url("/images/alpine/json"))
+        # See https://docs.docker.com/engine/api/v1.40/#operation/ImageList
+        required_keys = (
+            "Id",
+            "ParentId",
+            "RepoTags",
+            "RepoDigests",
+            "Created",
+            "Size",
+            "SharedSize",
+            "VirtualSize",
+            "Labels",
+            "Containers",
+        )
+        objs = json.loads(r.content)
+        self.assertIn(type(objs), (list,))
+        for o in objs:
+            self.assertIsInstance(o, dict)
+            for k in required_keys:
+                self.assertIn(k, o)
+
+    def test_inspect_image_compat(self):
+        r = requests.get(PODMAN_URL + "/v1.40/images/alpine/json")
         self.assertEqual(r.status_code, 200, r.text)
-        obj = validateObjectFields(r.content)
+
+        # See https://docs.docker.com/engine/api/v1.40/#operation/ImageInspect
+        required_keys = (
+            "Id",
+            "Parent",
+            "Comment",
+            "Created",
+            "Container",
+            "DockerVersion",
+            "Author",
+            "Architecture",
+            "Os",
+            "Size",
+            "VirtualSize",
+            "GraphDriver",
+            "RootFS",
+            "Metadata",
+        )
+
+        obj = json.loads(r.content)
+        self.assertIn(type(obj), (dict,))
+        for k in required_keys:
+            self.assertIn(k, obj)
         _ = parse(obj["Created"])
 
-    def test_delete_image(self):
-        r = requests.delete(_url("/images/alpine?force=true"))
+    def test_delete_image_compat(self):
+        r = requests.delete(PODMAN_URL + "/v1.40/images/alpine?force=true")
         self.assertEqual(r.status_code, 200, r.text)
-        json.loads(r.text)
+        obj = json.loads(r.content)
+        self.assertIn(type(obj), (list,))
 
     def test_pull(self):
         r = requests.post(_url("/images/pull?reference=alpine"), timeout=15)
@@ -295,12 +344,13 @@ class TestApi(unittest.TestCase):
         self.assertTrue(keys["images"], "Expected to find images stanza")
         self.assertTrue(keys["stream"], "Expected to find stream progress stanza's")
 
-    def test_search(self):
+    def test_search_compat(self):
         # Had issues with this test hanging when repositories not happy
         def do_search():
-            r = requests.get(_url("/images/search?term=alpine"), timeout=5)
+            r = requests.get(PODMAN_URL + "/v1.40/images/search?term=alpine", timeout=5)
             self.assertEqual(r.status_code, 200, r.text)
-            json.loads(r.text)
+            objs = json.loads(r.text)
+            self.assertIn(type(objs), (list,))
 
         search = Process(target=do_search)
         search.start()
@@ -320,6 +370,20 @@ class TestApi(unittest.TestCase):
         r = requests.get(_url("/_ping"))
         self.assertEqual(r.status_code, 200, r.text)
 
+    def test_history_compat(self):
+        r = requests.get(PODMAN_URL + "/v1.40/images/alpine/history")
+        self.assertEqual(r.status_code, 200, r.text)
+
+        # See https://docs.docker.com/engine/api/v1.40/#operation/ImageHistory
+        required_keys = ("Id", "Created", "CreatedBy", "Tags", "Size", "Comment")
+
+        objs = json.loads(r.content)
+        self.assertIn(type(objs), (list,))
+        for o in objs:
+            self.assertIsInstance(o, dict)
+            for k in required_keys:
+                self.assertIn(k, o)
+
 
 if __name__ == "__main__":
     unittest.main()