API: Add ListRule() for routing (#5569)

https://github.com/XTLS/Xray-core/pull/5569#issuecomment-3766310407

main/commands/all/api/api.go

@@ -29,6 +29,7 @@ var CmdAPI = &base.Command{
 		cmdInboundUserCount,
 		cmdAddRules,
 		cmdRemoveRules,
+		cmdListRules,
 		cmdSourceIpBlock,
 		cmdOnlineStats,
 		cmdOnlineStatsIpList,

main/commands/all/api/rules_list.go

@@ -0,0 +1,43 @@
+package api
+
+import (
+	routerService "github.com/xtls/xray-core/app/router/command"
+	"github.com/xtls/xray-core/main/commands/base"
+)
+
+var cmdListRules = &base.Command{
+	CustomFlags: true,
+	UsageLine:   "{{.Exec}} api lsrules [--server=127.0.0.1:8080]",
+	Short:       "List routing rules",
+	Long: `
+List routing rules in Xray.
+
+Arguments:
+
+	-s, -server <server:port>
+		The API server address. Default 127.0.0.1:8080
+
+	-t, -timeout <seconds>
+		Timeout in seconds for calling API. Default 3
+
+Example:
+
+	{{.Exec}} {{.LongName}} --server=127.0.0.1:8080
+`,
+	Run: executeListRules,
+}
+
+func executeListRules(cmd *base.Command, args []string) {
+	setSharedFlags(cmd)
+	cmd.Flag.Parse(args)
+
+	conn, ctx, close := dialAPIServer()
+	defer close()
+
+	client := routerService.NewRoutingServiceClient(conn)
+	resp, err := client.ListRule(ctx, &routerService.ListRuleRequest{})
+	if err != nil {
+		base.Fatalf("failed to list rules: %s", err)
+	}
+	showJSONResponse(resp)
+}