From 5b8f3f2f1f863dfb58e5d3cfda95e7ecb6582b22 Mon Sep 17 00:00:00 2001
From: Paul Holzinger <paul.holzinger@web.de>
Date: Wed, 2 Sep 2020 18:13:58 +0200
Subject: APIv2 Add network list filtering

Add the filter option to the libpod endpoint.
Add support for the name filter on the docker endpoint.

Add apiv2 tests for the network list endpoints.
Enable podman network integration tests for remote.

Signed-off-by: Paul Holzinger <paul.holzinger@web.de>
---
 pkg/api/handlers/compat/networks.go | 22 ++++++++++++++++++++--
 pkg/api/handlers/libpod/networks.go | 16 +++++++++++++++-
 2 files changed, 35 insertions(+), 3 deletions(-)

(limited to 'pkg/api/handlers')

diff --git a/pkg/api/handlers/compat/networks.go b/pkg/api/handlers/compat/networks.go
index 80b7505df..87b947549 100644
--- a/pkg/api/handlers/compat/networks.go
+++ b/pkg/api/handlers/compat/networks.go
@@ -5,6 +5,7 @@ import (
 	"net"
 	"net/http"
 	"os"
+	"strings"
 	"syscall"
 	"time"
 
@@ -177,9 +178,11 @@ func ListNetworks(w http.ResponseWriter, r *http.Request) {
 		utils.InternalServerError(w, err)
 		return
 	}
+
+	filterNames, nameFilterExists := query.Filters["name"]
 	// TODO remove when filters are implemented
-	if len(query.Filters) > 0 {
-		utils.InternalServerError(w, errors.New("filters for listing networks is not implemented"))
+	if (!nameFilterExists && len(query.Filters) > 0) || len(query.Filters) > 1 {
+		utils.InternalServerError(w, errors.New("only the name filter for listing networks is implemented"))
 		return
 	}
 	netNames, err := network.GetNetworkNamesFromFileSystem(config)
@@ -187,6 +190,21 @@ func ListNetworks(w http.ResponseWriter, r *http.Request) {
 		utils.InternalServerError(w, err)
 		return
 	}
+
+	// filter by name
+	if nameFilterExists {
+		names := []string{}
+		for _, name := range netNames {
+			for _, filter := range filterNames {
+				if strings.Contains(name, filter) {
+					names = append(names, name)
+					break
+				}
+			}
+		}
+		netNames = names
+	}
+
 	reports := make([]*types.NetworkResource, 0, len(netNames))
 	for _, name := range netNames {
 		report, err := getNetworkResourceByName(name, runtime)
diff --git a/pkg/api/handlers/libpod/networks.go b/pkg/api/handlers/libpod/networks.go
index 475522664..dfece2a4e 100644
--- a/pkg/api/handlers/libpod/networks.go
+++ b/pkg/api/handlers/libpod/networks.go
@@ -42,7 +42,21 @@ func CreateNetwork(w http.ResponseWriter, r *http.Request) {
 }
 func ListNetworks(w http.ResponseWriter, r *http.Request) {
 	runtime := r.Context().Value("runtime").(*libpod.Runtime)
-	options := entities.NetworkListOptions{}
+	decoder := r.Context().Value("decoder").(*schema.Decoder)
+	query := struct {
+		Filter string `schema:"filter"`
+	}{
+		// 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.NetworkListOptions{
+		Filter: query.Filter,
+	}
 	ic := abi.ContainerEngine{Libpod: runtime}
 	reports, err := ic.NetworkList(r.Context(), options)
 	if err != nil {
-- 
cgit v1.2.3-54-g00ecf