From f54ed7269a99b26a6c8d14c1a0f7be8f038d10ba Mon Sep 17 00:00:00 2001
From: Paul Holzinger <paul.holzinger@web.de>
Date: Fri, 26 Feb 2021 19:31:29 +0100
Subject: [PATCH] compat api network ls accept both format options

Docker allows both the old `map[string]map[string]bool`
and the newer `map[string][]string` for the filter param
so we should too.

Fixes #9526

Signed-off-by: Paul Holzinger <paul.holzinger@web.de>
---
 pkg/api/handlers/compat/networks.go | 18 ++++++++++--------
 test/apiv2/35-networks.at           |  3 +++
 2 files changed, 13 insertions(+), 8 deletions(-)

diff --git a/pkg/api/handlers/compat/networks.go b/pkg/api/handlers/compat/networks.go
index 1a04b4289c..28e90ac28e 100644
--- a/pkg/api/handlers/compat/networks.go
+++ b/pkg/api/handlers/compat/networks.go
@@ -180,16 +180,18 @@ func findPluginByName(plugins []*libcni.NetworkConfig, pluginType string) ([]byt
 
 func ListNetworks(w http.ResponseWriter, r *http.Request) {
 	runtime := r.Context().Value("runtime").(*libpod.Runtime)
-	decoder := r.Context().Value("decoder").(*schema.Decoder)
-	query := struct {
-		Filters map[string][]string `schema:"filters"`
-	}{
-		// override any golang type defaults
-	}
-	if err := decoder.Decode(&query, r.URL.Query()); err != nil {
+	filters, err := filtersFromRequest(r)
+	if err != nil {
 		utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "failed to parse parameters for %s", r.URL.String()))
 		return
 	}
+	filterMap := map[string][]string{}
+	for _, filter := range filters {
+		split := strings.SplitN(filter, "=", 2)
+		if len(split) > 1 {
+			filterMap[split[0]] = append(filterMap[split[0]], split[1])
+		}
+	}
 	config, err := runtime.GetConfig()
 	if err != nil {
 		utils.InternalServerError(w, err)
@@ -205,7 +207,7 @@ func ListNetworks(w http.ResponseWriter, r *http.Request) {
 	reports := []*types.NetworkResource{}
 	logrus.Debugf("netNames: %q", strings.Join(netNames, ", "))
 	for _, name := range netNames {
-		report, err := getNetworkResourceByNameOrID(name, runtime, query.Filters)
+		report, err := getNetworkResourceByNameOrID(name, runtime, filterMap)
 		if err != nil {
 			utils.InternalServerError(w, err)
 			return
diff --git a/test/apiv2/35-networks.at b/test/apiv2/35-networks.at
index 7ce109913e..25a292cc56 100644
--- a/test/apiv2/35-networks.at
+++ b/test/apiv2/35-networks.at
@@ -38,6 +38,9 @@ length=2
 # filters={"label":["abc"]}
 t GET networks?filters=%7B%22label%22%3A%5B%22abc%22%5D%7D 200 \
 length=1
+# filters={"label":{"abc":true}} old docker filter type see #9526
+t GET networks?filters=%7B%22label%22%3A%7B%22abc%22%3Atrue%7D%7D 200 \
+length=1
 # id filter filters={"id":["a7662f44d65029fd4635c91feea3d720a57cef52e2a9fcc7772b69072cc1ccd1"]}
 t GET networks?filters=%7B%22id%22%3A%5B%22a7662f44d65029fd4635c91feea3d720a57cef52e2a9fcc7772b69072cc1ccd1%22%5D%7D 200 \
 length=1 \