API: Add GetAllOnlineUsers RPC to StatsService for retrieving online users (#5080)

main/commands/all/api/api.go

@@ -32,5 +32,6 @@ var CmdAPI = &base.Command{
 		cmdSourceIpBlock,
 		cmdOnlineStats,
 		cmdOnlineStatsIpList,
+		cmdGetAllOnlineUsers,
 	},
 }

main/commands/all/api/stats_get_all_online_users.go

@@ -0,0 +1,43 @@
+package api
+
+import (
+	statsService "github.com/xtls/xray-core/app/stats/command"
+	"github.com/xtls/xray-core/main/commands/base"
+)
+
+var cmdGetAllOnlineUsers = &base.Command{
+	CustomFlags: true,
+	UsageLine:   "{{.Exec}} api statsgetallonlineusers [--server=127.0.0.1:8080]",
+	Short:       "Retrieve array of all online users",
+	Long: `
+Retrieve array of all online users.
+
+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: executeGetAllOnlineUsers,
+}
+
+func executeGetAllOnlineUsers(cmd *base.Command, args []string) {
+	setSharedFlags(cmd)
+	cmd.Flag.Parse(args)
+	conn, ctx, close := dialAPIServer()
+	defer close()
+
+	client := statsService.NewStatsServiceClient(conn)
+	r := &statsService.GetAllOnlineUsersRequest{}
+	resp, err := client.GetAllOnlineUsers(ctx, r)
+	if err != nil {
+		base.Fatalf("failed to get stats: %s", err)
+	}
+	showJSONResponse(resp)
+}