current state of api & docker env implementation

api/api.go

@@ -29,6 +29,15 @@ func (api *API) Listen() {
 
 	api.router = gin.Default()
 
+	api.router.Use(func(c *gin.Context) {
+		c.Header("Access-Control-Allow-Origin", "*")
+	})
+
+	api.router.OPTIONS("/", func(c *gin.Context) {
+		c.Header("Access-Control-Allow-Methods", "POST, GET, PUT, DELETE, OPTIONS")
+		c.Header("Access-Control-Allow-Headers", "X-Access-Token")
+	})
+
 	api.registerRoutes()
 
 	listenString := fmt.Sprintf("%s:%d", viper.GetString(config.APIHost), viper.GetInt(config.APIPort))

api/auth.go

@@ -55,7 +55,7 @@ func (a *authorizationManager) HasPermission(permission string) bool {
 		return config.ContainsAuthKey(a.token)
 	}
 	if prefix == "s" {
-		return a.server.HasPermission(a.token, permission)
+		return a.server.HasPermission(a.token, permission) || config.ContainsAuthKey(a.token)
 	}
 	return false
 }

api/handlers.go

@@ -2,6 +2,7 @@ package api
 
 import (
 	"net/http"
+	"runtime"
 
 	"github.com/Pterodactyl/wings/constants"
 	"github.com/gin-gonic/gin"
@@ -35,16 +36,18 @@ func handleGetIndex(c *gin.Context) {
 			System  struct {
 				SystemType string `json:"type"`
 				Platform   string `json:"platform"`
+				Arch       string `json:"arch"`
 				Release    string `json:"release"`
 				Cpus       int32  `json:"cpus"`
 				Freemem    uint64 `json:"freemem"`
-			} `json:"os"`
+			} `json:"system"`
 		}{
 			Name:    "Pterodactyl wings",
 			Version: constants.Version,
 		}
 		info.System.SystemType = hostInfo.OS
 		info.System.Platform = hostInfo.Platform
+		info.System.Arch = runtime.GOARCH
 		info.System.Release = hostInfo.KernelVersion
 		info.System.Cpus = cpuInfo[0].Cores
 		info.System.Freemem = memInfo.Free
@@ -57,7 +60,65 @@ func handleGetIndex(c *gin.Context) {
 	c.String(http.StatusOK, constants.IndexPage)
 }
 
+type incomingConfiguration struct {
+	Debug bool `mapstructure:"debug"`
+	Web   struct {
+		ListenHost string `mapstructure:"host"`
+		ListenPort int16  `mapstructure:"port"`
+		SSL        struct {
+			Enabled     bool   `mapstructure:"enabled"`
+			Certificate string `mapstructure:"certificate"`
+			Key         string `mapstructure:"key"`
+		} `mapstructure:"ssl"`
+
+		Uploads struct {
+			MaximumSize int64 `mapstructure:"maximumSize"`
+		} `mapstructure:"uploads"`
+	} `mapstructure:"web"`
+
+	Docker struct {
+		Socket           string `mapstructure:"socket"`
+		AutoupdateImages bool   `mapstructure:"autoupdateImages"`
+		NetworkInterface string `mapstructure:"networkInterface"`
+		TimezonePath     string `mapstructure:"timezonePath"`
+	} `mapstructure:"docker"`
+
+	Sftp struct {
+		Path string `mapstructure:"path"`
+		Port int16  `mapstructure:"port"`
+	} `mapstructure:"sftp"`
+
+	Query struct {
+		KillOnFail bool `mapstructure:"killOnFail"`
+		FailLimit  bool `mapstructure:"failLimit"`
+	} `mapstructure:"query"`
+
+	Remote string `mapstructure:"remote"`
+
+	Log struct {
+		Path            string `mapstructure:"path"`
+		Level           string `mapstructure:"level"`
+		DeleteAfterDays int    `mapstructure:"deleteAfterDays"`
+	} `mapstructure:"log"`
+
+	AuthKeys []string `mapstructure:"authKeys"`
+}
+
 // handlePatchConfig handles PATCH /config
 func handlePatchConfig(c *gin.Context) {
-
+	// reqBody, err := ioutil.ReadAll(c.Request.Body)
+	// if err != nil {
+	// 	log.WithError(err).Error("Failed to read input.")
+	// 	return
+	// }
+	// reqJSON := new(incomingConfiguration)
+	// err = json.Unmarshal(reqBody, reqJSON)
+	// if err != nil {
+	// 	log.WithError(err).Error("Failed to decode JSON.")
+	// 	return
+	// }
+	var json incomingConfiguration
+	if err := c.BindJSON(&json); err != nil {
+		log.WithError(err).Error("Failed to bind Json.")
+	}
 }

api/handlers_server.go

@@ -1,27 +1,94 @@
 package api
 
-import "github.com/gin-gonic/gin"
+import (
+	"net/http"
 
+	"github.com/Pterodactyl/wings/control"
+	"github.com/gin-gonic/gin"
+	log "github.com/sirupsen/logrus"
+)
+
+// GET /servers
+// TODO: make jsonapi compliant
 func handleGetServers(c *gin.Context) {
-
+	servers := control.GetServers()
+	c.JSON(http.StatusOK, servers)
 }
 
+// POST /servers
+// TODO: make jsonapi compliant
 func handlePostServers(c *gin.Context) {
-
+	server := control.ServerStruct{}
-}
+	if err := c.BindJSON(&server); err != nil {
-
+		log.WithField("server", server).WithError(err).Error("Failed to parse server request.")
-func handleDeleteServers(c *gin.Context) {
+		c.Status(http.StatusBadRequest)
-
+		return
+	}
+	var srv control.Server
+	var err error
+	if srv, err = control.CreateServer(&server); err != nil {
+		if _, ok := err.(control.ErrServerExists); ok {
+			log.WithError(err).Error("Cannot create server, it already exists.")
+			c.Status(http.StatusBadRequest)
+			return
+		}
+		log.WithField("server", server).WithError(err).Error("Failed to create server.")
+		c.Status(http.StatusInternalServerError)
+		return
+	}
+	go func() {
+		env, err := srv.Environment()
+		if err != nil {
+			log.WithField("server", srv).WithError(err).Error("Failed to get server environment.")
+		}
+		env.Create()
+	}()
+	c.JSON(http.StatusOK, srv)
 }
 
+// GET /servers/:server
+// TODO: make jsonapi compliant
 func handleGetServer(c *gin.Context) {
-
+	id := c.Param("server")
+	server := control.GetServer(id)
+	if server == nil {
+		c.Status(http.StatusNotFound)
+		return
+	}
+	c.JSON(http.StatusOK, server)
 }
 
+// PATCH /servers/:server
 func handlePatchServer(c *gin.Context) {
 
 }
 
+// DELETE /servers/:server
+// TODO: make jsonapi compliant
+func handleDeleteServer(c *gin.Context) {
+	id := c.Param("server")
+	server := control.GetServer(id)
+	if server == nil {
+		c.Status(http.StatusNotFound)
+		return
+	}
+
+	env, err := server.Environment()
+	if err != nil {
+		log.WithError(err).WithField("server", server).Error("Failed to delete server.")
+	}
+	if err := env.Destroy(); err != nil {
+		log.WithError(err).Error("Failed to delete server, the environment couldn't be destroyed.")
+	}
+
+	if err := control.DeleteServer(id); err != nil {
+		log.WithError(err).Error("Failed to delete server.")
+		c.Status(http.StatusInternalServerError)
+		return
+	}
+	c.Status(http.StatusOK)
+}
+
 func handlePostServerReinstall(c *gin.Context) {
 
 }
@@ -34,12 +101,67 @@ func handlePostServerRebuild(c *gin.Context) {
 
 }
 
-func handlePutServerPower(c *gin.Context) {
+// POST /servers/:server/power
-
+// TODO: make jsonapi compliant
+func handlePostServerPower(c *gin.Context) {
+	server := getServerFromContext(c)
+	if server == nil {
+		c.Status(http.StatusNotFound)
+		return
 	}
 
-func handlePostServerCommand(c *gin.Context) {
+	auth := GetContextAuthManager(c)
+	if auth == nil {
+		c.Status(http.StatusInternalServerError)
+		return
+	}
 
+	switch c.Query("action") {
+	case "start":
+		{
+			if !auth.HasPermission("s:power:start") {
+				c.Status(http.StatusForbidden)
+				return
+			}
+			server.Start()
+		}
+	case "stop":
+		{
+			if !auth.HasPermission("s:power:stop") {
+				c.Status(http.StatusForbidden)
+				return
+			}
+			server.Stop()
+		}
+	case "restart":
+		{
+			if !auth.HasPermission("s:power:restart") {
+				c.Status(http.StatusForbidden)
+				return
+			}
+			server.Restart()
+		}
+	case "kill":
+		{
+			if !auth.HasPermission("s:power:kill") {
+				c.Status(http.StatusForbidden)
+				return
+			}
+			server.Kill()
+		}
+	default:
+		{
+			c.Status(http.StatusBadRequest)
+		}
+	}
+}
+
+// POST /servers/:server/command
+// TODO: make jsonapi compliant
+func handlePostServerCommand(c *gin.Context) {
+	server := getServerFromContext(c)
+	cmd := c.Query("command")
+	server.Exec(cmd)
 }
 
 func handleGetServerLog(c *gin.Context) {

api/handlers_server_test.go

@@ -0,0 +1,103 @@
+package api
+
+import (
+	"bytes"
+	"encoding/json"
+	"io/ioutil"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/Pterodactyl/wings/control"
+	"github.com/gin-gonic/gin"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestHandleGetServers(t *testing.T) {
+	router := gin.New()
+	req, _ := http.NewRequest("GET", "/servers", nil)
+
+	router.GET("/servers", handleGetServers)
+
+	t.Run("returns an empty json array when no servers are configured", func(t *testing.T) {
+		rec := httptest.NewRecorder()
+		router.ServeHTTP(rec, req)
+		body, err := ioutil.ReadAll(rec.Body)
+		assert.Equal(t, http.StatusOK, rec.Code)
+		assert.Nil(t, err)
+		assert.Equal(t, "[]\n", string(body))
+	})
+
+	t.Run("returns an array of servers", func(t *testing.T) {
+
+	})
+}
+
+var testServer = control.ServerStruct{
+	ID: "id1",
+}
+
+func TestHandlePostServer(t *testing.T) {
+	// We need to decide how deep we want to go with testing here
+	// Should we just verify it works in general or test validation and
+	// minimal required config options as well?
+	// This will also vary depending on the Environment the server runs in
+}
+
+func TestHandleGetServer(t *testing.T) {
+	router := gin.New()
+	router.GET("/servers/:server", handleGetServer)
+
+	control.CreateServer(&testServer)
+
+	t.Run("returns not found when the server doesn't exist", func(t *testing.T) {
+		req, _ := http.NewRequest("GET", "/servers/id0", nil)
+		rec := httptest.NewRecorder()
+		router.ServeHTTP(rec, req)
+		assert.Equal(t, http.StatusNotFound, rec.Code)
+	})
+
+	t.Run("returns the server as json", func(t *testing.T) {
+		req, _ := http.NewRequest("GET", "/servers/id1", nil)
+		rec := httptest.NewRecorder()
+		router.ServeHTTP(rec, req)
+		assert.Equal(t, http.StatusOK, rec.Code)
+	})
+}
+
+func TestHandlePatchServer(t *testing.T) {
+
+}
+
+func TestHandleDeleteServer(t *testing.T) {
+	router := gin.New()
+	router.DELETE("/servers/:server", handleDeleteServer)
+
+	control.CreateServer(&testServer)
+
+	t.Run("returns not found when the server doesn't exist", func(t *testing.T) {
+		req, _ := http.NewRequest("DELETE", "/servers/id0", nil)
+		rec := httptest.NewRecorder()
+		router.ServeHTTP(rec, req)
+		assert.Equal(t, http.StatusNotFound, rec.Code)
+	})
+
+	t.Run("deletes the server", func(t *testing.T) {
+		req, _ := http.NewRequest("DELETE", "/servers/id1", nil)
+		rec := httptest.NewRecorder()
+		router.ServeHTTP(rec, req)
+		assert.Equal(t, http.StatusOK, rec.Code)
+	})
+}
+
+func bodyToJSON(body *bytes.Buffer, v interface{}) error {
+	reqBody, err := ioutil.ReadAll(body)
+	if err != nil {
+		return err
+	}
+	err = json.Unmarshal(reqBody, v)
+	if err != nil {
+		return err
+	}
+	return nil
+}

api/routes_server.go

@@ -12,7 +12,7 @@ func (api *API) registerServerRoutes() {
 	api.router.POST("/servers/:server/reinstall", AuthHandler("s:install-server"), handlePostServerReinstall)
 	api.router.POST("/servers/:server/rebuild", AuthHandler("g:server:rebuild"), handlePostServerRebuild)
 	api.router.POST("/servers/:server/password", AuthHandler(""), handlePostServerPassword)
-	api.router.POST("/servers/:server/power", AuthHandler("s:power"), handlePutServerPower)
+	api.router.POST("/servers/:server/power", AuthHandler("s:power"), handlePostServerPower)
 	api.router.POST("/servers/:server/command", AuthHandler("s:command"), handlePostServerCommand)
 	api.router.GET("/servers/:server/log", AuthHandler("s:console"), handleGetServerLog)
 	api.router.POST("/servers/:server/suspend", AuthHandler(""), handlePostServerSuspend)

api/utils.go

@@ -0,0 +1,10 @@
+package api
+
+import (
+	"github.com/Pterodactyl/wings/control"
+	"github.com/gin-gonic/gin"
+)
+
+func getServerFromContext(context *gin.Context) control.Server {
+	return control.GetServer(context.Param("server"))
+}

command/root.go

@@ -1,10 +1,16 @@
 package command
 
 import (
+	"path/filepath"
+	"strconv"
+
+	"github.com/spf13/viper"
+
 	"github.com/Pterodactyl/wings/api"
 	"github.com/Pterodactyl/wings/config"
 	"github.com/Pterodactyl/wings/constants"
-	"github.com/Pterodactyl/wings/tools"
+	"github.com/Pterodactyl/wings/control"
+	"github.com/Pterodactyl/wings/utils"
 	log "github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 )
@@ -30,7 +36,7 @@ func Execute() {
 
 func run(cmd *cobra.Command, args []string) {
 	tools.InitLogging()
-	log.Info("Loading configuration")
+	log.Info("Loading configuration...")
 	if err := config.LoadConfiguration(configPath); err != nil {
 		log.WithError(err).Fatal("Failed to find configuration file")
 	}
@@ -46,7 +52,17 @@ func run(cmd *cobra.Command, args []string) {
 
 	log.Info("Configuration loaded successfully.")
 
-	log.Info("Starting api webserver")
+	log.Info("Loading configured servers...")
+	if err := control.LoadServerConfigurations(filepath.Join(viper.GetString(config.DataPath), constants.ServersPath)); err != nil {
+		log.WithError(err).Error("Failed to load configured servers.")
+	}
+	if amount := len(control.GetServers()); amount == 1 {
+		log.Info("Loaded 1 server.")
+	} else {
+		log.Info("Loaded " + strconv.Itoa(amount) + " servers.")
+	}
+
+	log.Info("Starting api webserver...")
 	api := api.NewAPI()
 	api.Listen()
 }

config.example.json

@@ -1,6 +1,6 @@
 {
   "debug": false,
-  "dataPath": "/srv/daemon-data",
+  "dataPath": "/srv/wings",
   "api": {
     "host": "0.0.0.0",
     "port": 8080,
@@ -30,7 +30,7 @@
   },
   "remote": "https://pterodactyl.app",
   "log": {
-    "path": "/srv/daemon-data/logs/",
+    "path": "/srv/wings/logs/",
     "level": "info",
     "deleteAfterDays": 100
   },

constants/constants.go

@@ -1,4 +1,28 @@
 package constants
 
-// Version is the current wings version
+import "os"
+
+// Version is the current wings version.
 const Version = "0.0.1-alpha"
+
+/* ---------- PATHS ---------- */
+
+// DefaultFilePerms are the file perms used for created files.
+const DefaultFilePerms os.FileMode = 0644
+
+// DefaultFolderPerms are the file perms used for created folders.
+const DefaultFolderPerms os.FileMode = 0744
+
+// ServersPath is the path of the servers within the configured DataPath.
+const ServersPath = "servers"
+
+// ServerConfigFile is the filename of the server config file.
+const ServerConfigFile = "server.json"
+
+// ServerDataPath is the path of the data of a single server.
+const ServerDataPath = "data"
+
+/* ---------- MISC ---------- */
+
+// JSONIndent is the indent to use with the json.MarshalIndent() function.
+const JSONIndent = "  "

control/docker_environment.go

@@ -2,8 +2,12 @@ package control
 
 import (
 	"context"
+	"io"
+	"os"
 	"strings"
 
+	"github.com/Pterodactyl/wings/constants"
+
 	"github.com/fsouza/go-dockerclient"
 	log "github.com/sirupsen/logrus"
 )
@@ -15,6 +19,10 @@ type dockerEnvironment struct {
 	container *docker.Container
 	context   context.Context
 
+	containerInput  io.Writer
+	containerOutput io.Writer
+	closeWaiter     docker.CloseWaiter
+
 	server *ServerStruct
 }
 
@@ -38,16 +46,17 @@ func NewDockerEnvironment(server *ServerStruct) (Environment, error) {
 	}
 
 	if env.server.DockerContainer.ID != "" {
-		if err := env.reattach(); err != nil {
+		if err := env.checkContainerExists(); err != nil {
-			log.WithError(err).Error("Failed to reattach to existing container.")
+			log.WithError(err).Error("Failed to find the container with stored id, removing id.")
-			return nil, err
+			env.server.DockerContainer.ID = ""
+			env.server.Save()
 		}
 	}
 
 	return &env, nil
 }
 
-func (env *dockerEnvironment) reattach() error {
+func (env *dockerEnvironment) checkContainerExists() error {
 	container, err := env.client.InspectContainer(env.server.DockerContainer.ID)
 	if err != nil {
 		return err
@@ -56,10 +65,31 @@ func (env *dockerEnvironment) reattach() error {
 	return nil
 }
 
+func (env *dockerEnvironment) attach() error {
+	pr, pw := io.Pipe()
+
+	success := make(chan struct{})
+	w, err := env.client.AttachToContainerNonBlocking(docker.AttachToContainerOptions{
+		Container:    env.server.DockerContainer.ID,
+		InputStream:  pr,
+		OutputStream: os.Stdout,
+		Stdin:        true,
+		Stdout:       true,
+		Stream:       true,
+		Success:      success,
+	})
+	env.closeWaiter = w
+	env.containerInput = pw
+
+	<-success
+	close(success)
+	return err
+}
+
 // Create creates the docker container for the environment and applies all
 // settings to it
 func (env *dockerEnvironment) Create() error {
-	log.WithField("serverID", env.server.ID).Debug("Creating docker environment")
+	log.WithField("server", env.server.ID).Debug("Creating docker environment")
 	// Split image repository and tag to feed it to the library
 	imageParts := strings.Split(env.server.Service().DockerImage, ":")
 	imageRepoParts := strings.Split(imageParts[0], "/")
@@ -77,7 +107,11 @@ func (env *dockerEnvironment) Create() error {
 	log.WithField("image", env.server.service.DockerImage).Debug("Pulling docker image")
 	err := env.client.PullImage(pullImageOpts, docker.AuthConfiguration{})
 	if err != nil {
-		log.WithError(err).WithField("serverID", env.server.ID).Error("Failed to create docker environment")
+		log.WithError(err).WithField("server", env.server.ID).Error("Failed to create docker environment")
+		return err
+	}
+
+	if err := os.MkdirAll(env.server.dataPath(), constants.DefaultFolderPerms); err != nil {
 		return err
 	}
 
@@ -85,10 +119,13 @@ func (env *dockerEnvironment) Create() error {
 	// TODO: apply cpu, io, disk limits.
 	containerConfig := &docker.Config{
 		Image:     env.server.Service().DockerImage,
+		Cmd:       strings.Split(env.server.StartupCommand, " "),
+		OpenStdin: true,
 	}
 	containerHostConfig := &docker.HostConfig{
 		Memory:     env.server.Settings.Memory,
 		MemorySwap: env.server.Settings.Swap,
+		Binds:      []string{env.server.dataPath() + ":/home/container"},
 	}
 	createContainerOpts := docker.CreateContainerOptions{
 		Name:       "ptdl-" + env.server.UUIDShort(),
@@ -98,31 +135,55 @@ func (env *dockerEnvironment) Create() error {
 	}
 	container, err := env.client.CreateContainer(createContainerOpts)
 	if err != nil {
-		log.WithError(err).WithField("serverID", env.server.ID).Error("Failed to create docker container")
+		log.WithError(err).WithField("server", env.server.ID).Error("Failed to create docker container")
 		return err
 	}
 	env.server.DockerContainer.ID = container.ID
+	env.server.Save()
 	env.container = container
 
+	log.WithField("server", env.server.ID).Debug("Docker environment created")
+
 	return nil
 }
 
 // Destroy removes the environment's docker container
 func (env *dockerEnvironment) Destroy() error {
-	log.WithField("serverID", env.server.ID).Debug("Destroying docker environment")
+	log.WithField("server", env.server.ID).Debug("Destroying docker environment")
+	if _, err := env.client.InspectContainer(env.server.DockerContainer.ID); err != nil {
+		if _, ok := err.(*docker.NoSuchContainer); ok {
+			log.WithField("server", env.server.ID).Debug("Container not found, docker environment destroyed already.")
+			return nil
+		}
+		log.WithError(err).WithField("server", env.server.ID).Error("Could not destroy docker environment")
+		return err
+	}
 	err := env.client.RemoveContainer(docker.RemoveContainerOptions{
 		ID: env.server.DockerContainer.ID,
 	})
 	if err != nil {
-		log.WithError(err).WithField("serverID", env.server.ID).Error("Failed to destroy docker environment")
+		log.WithError(err).WithField("server", env.server.ID).Error("Failed to destroy docker environment")
 		return err
 	}
+
+	log.WithField("server", env.server.ID).Debug("Docker environment destroyed")
 	return nil
 }
 
+func (env *dockerEnvironment) Exists() bool {
+	if env.container != nil {
+		return true
+	}
+	env.checkContainerExists()
+	return env.container != nil
+}
+
 // Start starts the environment's docker container
 func (env *dockerEnvironment) Start() error {
-	log.WithField("serverID", env.server.ID).Debug("Starting service in docker environment")
+	log.WithField("server", env.server.ID).Debug("Starting service in docker environment")
+	if err := env.attach(); err != nil {
+		log.WithError(err).Error("Failed to attach to docker container")
+	}
 	if err := env.client.StartContainer(env.container.ID, nil); err != nil {
 		log.WithError(err).Error("Failed to start docker container")
 		return err
@@ -132,7 +193,7 @@ func (env *dockerEnvironment) Start() error {
 
 // Stop stops the environment's docker container
 func (env *dockerEnvironment) Stop() error {
-	log.WithField("serverID", env.server.ID).Debug("Stopping service in docker environment")
+	log.WithField("server", env.server.ID).Debug("Stopping service in docker environment")
 	if err := env.client.StopContainer(env.container.ID, 20000); err != nil {
 		log.WithError(err).Error("Failed to stop docker container")
 		return err
@@ -141,7 +202,7 @@ func (env *dockerEnvironment) Stop() error {
 }
 
 func (env *dockerEnvironment) Kill() error {
-	log.WithField("serverID", env.server.ID).Debug("Killing service in docker environment")
+	log.WithField("server", env.server.ID).Debug("Killing service in docker environment")
 	if err := env.client.KillContainer(docker.KillContainerOptions{
 		ID: env.container.ID,
 	}); err != nil {
@@ -153,5 +214,7 @@ func (env *dockerEnvironment) Kill() error {
 
 // Exec sends commands to the standard input of the docker container
 func (env *dockerEnvironment) Exec(command string) error {
-	return nil
+	log.Debug("Command: " + command)
+	_, err := env.containerInput.Write([]byte(command + "\n"))
+	return err
 }

control/server.go

@@ -4,22 +4,42 @@ import (
 	"encoding/json"
 	"errors"
 	"io/ioutil"
+	"os"
+	"path/filepath"
 	"strings"
 
+	"github.com/Pterodactyl/wings/config"
+	"github.com/Pterodactyl/wings/constants"
 	log "github.com/sirupsen/logrus"
+	"github.com/spf13/viper"
 )
 
+// ErrServerExists is returned when a server already exists on creation.
+type ErrServerExists struct {
+	id string
+}
+
+func (e ErrServerExists) Error() string {
+	return "server " + e.id + " already exists"
+}
+
 // Server is a Server
 type Server interface {
 	Start() error
 	Stop() error
+	Restart() error
+	Kill() error
 	Exec(command string) error
 	Rebuild() error
 
+	Save() error
+
+	Environment() (Environment, error)
+
 	HasPermission(string, string) bool
 }
 
-// server is a single instance of a Service managed by the panel
+// ServerStruct is a single instance of a Service managed by the panel
 type ServerStruct struct {
 	// ID is the unique identifier of the server
 	ID string `json:"uuid"`
@@ -27,7 +47,7 @@ type ServerStruct struct {
 	// ServiceName is the name of the service. It is mainly used to allow storing the service
 	// in the config
 	ServiceName string `json:"serviceName"`
-	service     *service
+	service     *Service
 	environment Environment
 
 	// StartupCommand is the command executed in the environment to start the server
@@ -88,8 +108,8 @@ func LoadServerConfigurations(path string) error {
 	servers = make(serversMap)
 
 	for _, file := range serverFiles {
-		if !file.IsDir() {
+		if file.IsDir() {
-			server, err := loadServerConfiguration(path + file.Name())
+			server, err := loadServerConfiguration(filepath.Join(path, file.Name(), constants.ServerConfigFile))
 			if err != nil {
 				return err
 			}
@@ -114,6 +134,38 @@ func loadServerConfiguration(path string) (*ServerStruct, error) {
 	return server, nil
 }
 
+func storeServerConfiguration(server *ServerStruct) error {
+	serverJSON, err := json.MarshalIndent(server, "", constants.JSONIndent)
+	if err != nil {
+		return err
+	}
+	if err := os.MkdirAll(server.path(), constants.DefaultFolderPerms); err != nil {
+		return err
+	}
+	if err := ioutil.WriteFile(server.configFilePath(), serverJSON, constants.DefaultFilePerms); err != nil {
+		return err
+	}
+	return nil
+}
+
+func storeServerConfigurations() error {
+	for _, s := range servers {
+		if err := storeServerConfiguration(s); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func deleteServerFolder(id string) error {
+	path := filepath.Join(viper.GetString(config.DataPath), constants.ServersPath, id)
+	folder, err := os.Stat(path)
+	if os.IsNotExist(err) || !folder.IsDir() {
+		return err
+	}
+	return os.RemoveAll(path)
+}
+
 // GetServers returns an array of all servers the daemon manages
 func GetServers() []Server {
 	serverArray := make([]Server, len(servers))
@@ -136,53 +188,83 @@ func GetServer(id string) Server {
 
 // CreateServer creates a new server
 func CreateServer(server *ServerStruct) (Server, error) {
+	if servers[server.ID] != nil {
+		return nil, ErrServerExists{server.ID}
+	}
 	servers[server.ID] = server
+	if err := server.Save(); err != nil {
+		return nil, err
+	}
 	return server, nil
 }
 
 // DeleteServer deletes a server and all related files
 // NOTE: This is not reversible.
-func DeleteServer(uuid string) error {
+func DeleteServer(id string) error {
-	delete(servers, uuid)
+	if err := deleteServerFolder(id); err != nil {
+		log.WithField("server", id).WithError(err).Error("Failed to delete server.")
+	}
+	delete(servers, id)
 	return nil
 }
 
 func (s *ServerStruct) Start() error {
-	/*if err := s.Environment().Create(); err != nil {
+	env, err := s.Environment()
+	if err != nil {
 		return err
 	}
-	if err := s.Environment().Start(); err != nil {
+	if !env.Exists() {
+		if err := env.Create(); err != nil {
 			return err
-	}*/
+		}
-	return nil
+	}
+	return env.Start()
 }
 
 func (s *ServerStruct) Stop() error {
-	/*if err := s.Environment().Stop(); err != nil {
+	env, err := s.Environment()
+	if err != nil {
 		return err
-	}*/
+	}
-	return nil
+	return env.Stop()
+}
+
+func (s *ServerStruct) Restart() error {
+	if err := s.Stop(); err != nil {
+		return err
+	}
+	return s.Start()
+}
+
+func (s *ServerStruct) Kill() error {
+	env, err := s.Environment()
+	if err != nil {
+		return err
+	}
+	return env.Kill()
 }
 
 func (s *ServerStruct) Exec(command string) error {
-	/*if err := s.Environment().Exec(command); err != nil {
+	env, err := s.Environment()
+	if err != nil {
 		return err
-	}*/
+	}
-	return nil
+	return env.Exec(command)
 }
 
 func (s *ServerStruct) Rebuild() error {
-	/*if err := s.Environment().ReCreate(); err != nil {
+	env, err := s.Environment()
+	if err != nil {
 		return err
-	}*/
+	}
-	return nil
+	return env.ReCreate()
 }
 
 // Service returns the server's service configuration
-func (s *ServerStruct) Service() *service {
+func (s *ServerStruct) Service() *Service {
 	if s.service == nil {
 		// TODO: Properly use the correct service, mock for now.
-		s.service = &service{
+		s.service = &Service{
 			DockerImage:     "quay.io/pterodactyl/core:java",
 			EnvironmentName: "docker",
 		}
@@ -225,6 +307,22 @@ func (s *ServerStruct) HasPermission(token string, permission string) bool {
 	return false
 }
 
-func (s *ServerStruct) save() {
+func (s *ServerStruct) Save() error {
-
+	if err := storeServerConfiguration(s); err != nil {
+		log.WithField("server", s.ID).WithError(err).Error("Failed to store server configuration.")
+		return err
+	}
+	return nil
+}
+
+func (s *ServerStruct) path() string {
+	return filepath.Join(viper.GetString(config.DataPath), constants.ServersPath, s.ID)
+}
+
+func (s *ServerStruct) dataPath() string {
+	return filepath.Join(s.path(), constants.ServerDataPath)
+}
+
+func (s *ServerStruct) configFilePath() string {
+	return filepath.Join(s.path(), constants.ServerConfigFile)
 }

control/service.go

@@ -1,6 +1,6 @@
 package control
 
-type service struct {
+type Service struct {
 	server *Server
 
 	// EnvironmentName is the name of the environment used by the service

utils/logging.go

@@ -26,7 +26,6 @@ func InitLogging() {
 
 // ConfigureLogging applies the configuration to the logging library.
 func ConfigureLogging() error {
-
 	path := filepath.Clean(viper.GetString(config.LogPath))
 	if err := os.MkdirAll(path, constants.DefaultFolderPerms); err != nil {
 		return err