Filter pods through pod list api

Refactored current filter pods flow through the shared pod functions
so filter pod functionalities can be shared between api and cmd.

Signed-off-by: Sujil02 <sushah@redhat.com>

2 files changed, 46 insertions, 6 deletions

diff --git a/pkg/api/handlers/libpod/pods.go b/pkg/api/handlers/libpod/pods.go
index f93c8f8d5..27ec64d89 100644
--- a/pkg/api/handlers/libpod/pods.go
+++ b/pkg/api/handlers/libpod/pods.go
@@ -103,7 +103,6 @@ func PodCreate(w http.ResponseWriter, r *http.Request) {
 
 func Pods(w http.ResponseWriter, r *http.Request) {
 	var (
-		runtime        = r.Context().Value("runtime").(*libpod.Runtime)
 		podInspectData []*libpod.PodInspect
 	)
 	decoder := r.Context().Value("decoder").(*schema.Decoder)
@@ -118,12 +117,8 @@ func Pods(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if len(query.Filters) > 0 {
-		utils.Error(w, "filters are not implemented yet", http.StatusInternalServerError, define.ErrNotImplemented)
-		return
-	}
+	pods, err := utils.GetPods(w, r)
 
-	pods, err := runtime.GetAllPods()
 	if err != nil {
 		utils.Error(w, "Something went wrong", http.StatusInternalServerError, err)
 		return
diff --git a/pkg/api/handlers/utils/pods.go b/pkg/api/handlers/utils/pods.go
new file mode 100644
index 000000000..266ad9a4b
--- /dev/null
+++ b/pkg/api/handlers/utils/pods.go
@@ -0,0 +1,45 @@
+package utils
+
+import (
+	"fmt"
+	"net/http"
+
+	"github.com/containers/libpod/cmd/podman/shared"
+	"github.com/containers/libpod/libpod"
+	"github.com/gorilla/schema"
+)
+
+func GetPods(w http.ResponseWriter, r *http.Request) ([]*libpod.Pod, error) {
+	runtime := r.Context().Value("runtime").(*libpod.Runtime)
+	decoder := r.Context().Value("decoder").(*schema.Decoder)
+
+	query := struct {
+		All     bool
+		Filters map[string][]string `schema:"filters"`
+		Digests bool
+	}{}
+
+	if err := decoder.Decode(&query, r.URL.Query()); err != nil {
+		return nil, err
+	}
+	var filters = []string{}
+	if _, found := r.URL.Query()["digests"]; found && query.Digests {
+		UnSupportedParameter("digests")
+	}
+
+	if len(query.Filters) > 0 {
+		for k, v := range query.Filters {
+			for _, val := range v {
+				filters = append(filters, fmt.Sprintf("%s=%s", k, val))
+			}
+		}
+		filterFuncs, err := shared.GenerateFilterFunction(runtime, filters)
+		if err != nil {
+			return nil, err
+		}
+		return shared.FilterAllPodsWithFilterFunc(runtime, filterFuncs...)
+	}
+
+	return runtime.GetAllPods()
+
+}