Merge pull request #7908 from rhatdan/diff

fix podman container exists and diff for storage containers

1 files changed, 28 insertions, 2 deletions

diff --git a/pkg/api/handlers/libpod/containers.go b/pkg/api/handlers/libpod/containers.go
index 7dde51102..7e6481321 100644
--- a/pkg/api/handlers/libpod/containers.go
+++ b/pkg/api/handlers/libpod/containers.go
@@ -11,6 +11,7 @@ import (
 	"github.com/containers/podman/v2/pkg/api/handlers/compat"
 	"github.com/containers/podman/v2/pkg/api/handlers/utils"
 	"github.com/containers/podman/v2/pkg/domain/entities"
+	"github.com/containers/podman/v2/pkg/domain/infra/abi"
 	"github.com/containers/podman/v2/pkg/ps"
 	"github.com/gorilla/schema"
 	"github.com/pkg/errors"
@@ -18,9 +19,30 @@ import (
 )
 
 func ContainerExists(w http.ResponseWriter, r *http.Request) {
+	decoder := r.Context().Value("decoder").(*schema.Decoder)
 	runtime := r.Context().Value("runtime").(*libpod.Runtime)
+	// Now use the ABI implementation to prevent us from having duplicate
+	// code.
+	containerEngine := abi.ContainerEngine{Libpod: runtime}
+
 	name := utils.GetName(r)
-	_, err := runtime.LookupContainer(name)
+	query := struct {
+		External bool `schema:"external"`
+	}{
+		// override any golang type defaults
+	}
+
+	if err := decoder.Decode(&query, r.URL.Query()); err != nil {
+		utils.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest,
+			errors.Wrapf(err, "failed to parse parameters for %s", r.URL.String()))
+		return
+	}
+
+	options := entities.ContainerExistsOptions{
+		External: query.External,
+	}
+
+	report, err := containerEngine.ContainerExists(r.Context(), name, options)
 	if err != nil {
 		if errors.Cause(err) == define.ErrNoSuchCtr {
 			utils.ContainerNotFound(w, name, err)
@@ -30,7 +52,11 @@ func ContainerExists(w http.ResponseWriter, r *http.Request) {
 		return
 
 	}
-	utils.WriteResponse(w, http.StatusNoContent, "")
+	if report.Value {
+		utils.WriteResponse(w, http.StatusNoContent, "")
+	} else {
+		utils.ContainerNotFound(w, name, define.ErrNoSuchCtr)
+	}
 }
 
 func ListContainers(w http.ResponseWriter, r *http.Request) {