add first Server struct

implement loading of server configs
implement hasPermission on server struct

control/server.go

@@ -1,12 +1,85 @@
 package control
 
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+)
+
 // Server is a single instance of a Service managed by the panel
 type Server struct {
-	Service *Service
+	// UUID is the unique identifier of the server
+	UUID string `json:"uuid"`
+
+	// Service is the service the server is an instance of
+	Service *Service `json:"-"`
+
+	// ServiceName is the name of the service. It is mainly used to allow storing the service
+	// in the config
+	ServiceName string `json:"serviceName"`
+
+	Keys map[string][]string `json:"keys"`
+}
+
+var servers map[string]*Server
+
+// LoadServerConfigurations loads the configured servers from a specified path
+func LoadServerConfigurations(path string) error {
+	serverFiles, err := ioutil.ReadDir(path)
+	if err != nil {
+		return err
+	}
+	servers = make(map[string]*Server)
+
+	for _, file := range serverFiles {
+		if !file.IsDir() {
+			server, err := loadServerConfiguration(path + file.Name())
+			if err != nil {
+				return err
+			}
+			servers[server.UUID] = server
+		}
+	}
+
+	return nil
+}
+
+func loadServerConfiguration(path string) (*Server, error) {
+	file, err := ioutil.ReadFile(path)
+
+	if err != nil {
+		return nil, err
+	}
+
+	server := NewServer()
+	if err := json.Unmarshal(file, server); err != nil {
+		return nil, err
+	}
+	fmt.Println(server)
+	return server, nil
+}
+
+// GetServer returns the server identified by the provided uuid
+func GetServer(uuid string) *Server {
+	return servers[uuid]
+}
+
+// NewServer creates a new Server
+func NewServer() *Server {
+	return new(Server)
 }
 
 // HasPermission checks wether a provided token has a specific permission
 func (s *Server) HasPermission(token string, permission string) bool {
-	// TODO: properly implement this
-	return true
+	for key, perms := range s.Keys {
+		if key == token {
+			for _, perm := range perms {
+				if perm == permission || perm == "s:*" {
+					return true
+				}
+			}
+			return false
+		}
+	}
+	return false
 }