V2 podman diff(changes) support

* Ported CLI command
* Added API endpoint
* Added bindings
* Updated swagger (TODO: n endpoints, one handler)

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

2 files changed, 30 insertions, 0 deletions

diff --git a/pkg/api/handlers/compat/changes.go b/pkg/api/handlers/compat/changes.go
new file mode 100644
index 000000000..6907c487e
--- /dev/null
+++ b/pkg/api/handlers/compat/changes.go
@@ -0,0 +1,20 @@
+package compat
+
+import (
+	"net/http"
+
+	"github.com/containers/libpod/libpod"
+	"github.com/containers/libpod/pkg/api/handlers/utils"
+)
+
+func Changes(w http.ResponseWriter, r *http.Request) {
+	runtime := r.Context().Value("runtime").(*libpod.Runtime)
+
+	id := utils.GetName(r)
+	changes, err := runtime.GetDiff("", id)
+	if err != nil {
+		utils.InternalServerError(w, err)
+		return
+	}
+	utils.WriteJSON(w, 200, changes)
+}
diff --git a/pkg/api/handlers/compat/swagger.go b/pkg/api/handlers/compat/swagger.go
index cbd8e61fb..f1aabf987 100644
--- a/pkg/api/handlers/compat/swagger.go
+++ b/pkg/api/handlers/compat/swagger.go
@@ -2,6 +2,7 @@ package compat
 
 import (
 	"github.com/containers/libpod/pkg/api/handlers/utils"
+	"github.com/containers/storage/pkg/archive"
 )
 
 // Create container
@@ -25,3 +26,12 @@ type swagCtrWaitResponse struct {
 		}
 	}
 }
+
+// Object Changes
+// swagger:response Changes
+type swagChangesResponse struct {
+	// in:body
+	Body struct {
+		Changes []archive.Change
+	}
+}