Clean up api code organization

This commit is contained in:
Anders Pitman 2020-10-30 18:38:57 -06:00
parent d0f3ab89db
commit 27aeb57336

382
api.go
View File

@ -37,6 +37,160 @@ func (a *Api) ServeHTTP(w http.ResponseWriter, r *http.Request) {
a.mux.ServeHTTP(w, r)
}
func (a *Api) handleTunnels(w http.ResponseWriter, r *http.Request) {
token, err := extractToken("access_token", r)
if err != nil {
w.WriteHeader(401)
w.Write([]byte("No token provided"))
return
}
tokenData, exists := a.db.GetTokenData(token)
if !exists {
w.WriteHeader(403)
w.Write([]byte("Not authorized"))
return
}
switch r.Method {
case "GET":
query := r.URL.Query()
tunnels := a.GetTunnels(tokenData)
if len(query["client-name"]) == 1 {
clientName := query["client-name"][0]
for k, tun := range tunnels {
if tun.ClientName != clientName {
delete(tunnels, k)
}
}
}
body, err := json.Marshal(tunnels)
if err != nil {
w.WriteHeader(500)
w.Write([]byte("Error encoding tunnels"))
return
}
hash := md5.Sum(body)
hashStr := fmt.Sprintf("%x", hash)
w.Header()["ETag"] = []string{hashStr}
w.Write([]byte(body))
case "POST":
r.ParseForm()
_, err := a.CreateTunnel(tokenData, r.Form)
if err != nil {
w.WriteHeader(500)
w.Write([]byte(err.Error()))
}
case "DELETE":
r.ParseForm()
err := a.DeleteTunnel(tokenData, r.Form)
if err != nil {
w.WriteHeader(500)
w.Write([]byte(err.Error()))
}
default:
w.WriteHeader(405)
w.Write([]byte("Invalid method for /tunnels"))
}
}
func (a *Api) handleUsers(w http.ResponseWriter, r *http.Request) {
token, err := extractToken("access_token", r)
if err != nil {
w.WriteHeader(401)
io.WriteString(w, "Invalid token")
return
}
tokenData, exists := a.db.GetTokenData(token)
if !exists {
w.WriteHeader(401)
io.WriteString(w, "Failed to get token")
return
}
path := r.URL.Path
parts := strings.Split(path[1:], "/")
r.ParseForm()
if path == "/" {
switch r.Method {
case "POST":
err := a.CreateUser(tokenData, r.Form)
if err != nil {
w.WriteHeader(500)
io.WriteString(w, err.Error())
return
}
default:
w.WriteHeader(406)
io.WriteString(w, "Invalid method for /users")
return
}
} else if len(parts) == 3 && parts[1] == "clients" {
ownerId := parts[0]
clientId := parts[2]
if r.Method == "PUT" {
err := a.SetClient(tokenData, r.Form, ownerId, clientId)
if err != nil {
w.WriteHeader(500)
io.WriteString(w, err.Error())
return
}
} else if r.Method == "DELETE" {
err := a.DeleteClient(tokenData, ownerId, clientId)
if err != nil {
w.WriteHeader(500)
io.WriteString(w, err.Error())
return
}
}
} else {
w.WriteHeader(400)
io.WriteString(w, "Invalid /users/<username>/clients request")
return
}
}
func (a *Api) handleTokens(w http.ResponseWriter, r *http.Request) {
token, err := extractToken("access_token", r)
if err != nil {
w.WriteHeader(401)
w.Write([]byte("No token provided"))
return
}
tokenData, exists := a.db.GetTokenData(token)
if !exists {
w.WriteHeader(403)
w.Write([]byte("Not authorized"))
return
}
switch r.Method {
case "POST":
r.ParseForm()
token, err := a.CreateToken(tokenData, r.Form)
if err != nil {
w.WriteHeader(500)
w.Write([]byte(err.Error()))
}
io.WriteString(w, token)
default:
w.WriteHeader(405)
w.Write([]byte(err.Error()))
}
}
func (a *Api) GetTunnel(tokenData TokenData, params url.Values) (Tunnel, error) {
domain := params.Get("domain")
if domain == "" {
@ -185,37 +339,6 @@ func (a *Api) DeleteTunnel(tokenData TokenData, params url.Values) error {
return nil
}
func (a *Api) handleTokens(w http.ResponseWriter, r *http.Request) {
token, err := extractToken("access_token", r)
if err != nil {
w.WriteHeader(401)
w.Write([]byte("No token provided"))
return
}
tokenData, exists := a.db.GetTokenData(token)
if !exists {
w.WriteHeader(403)
w.Write([]byte("Not authorized"))
return
}
switch r.Method {
case "POST":
r.ParseForm()
token, err := a.CreateToken(tokenData, r.Form)
if err != nil {
w.WriteHeader(500)
w.Write([]byte(err.Error()))
}
io.WriteString(w, token)
default:
w.WriteHeader(405)
w.Write([]byte(err.Error()))
}
}
func (a *Api) CreateToken(tokenData TokenData, params url.Values) (string, error) {
owner := params.Get("owner")
@ -262,161 +385,6 @@ func (a *Api) DeleteToken(tokenData TokenData, params url.Values) error {
}
func (a *Api) handleTunnels(w http.ResponseWriter, r *http.Request) {
token, err := extractToken("access_token", r)
if err != nil {
w.WriteHeader(401)
w.Write([]byte("No token provided"))
return
}
tokenData, exists := a.db.GetTokenData(token)
if !exists {
w.WriteHeader(403)
w.Write([]byte("Not authorized"))
return
}
switch r.Method {
case "GET":
query := r.URL.Query()
tunnels := a.GetTunnels(tokenData)
if len(query["client-name"]) == 1 {
clientName := query["client-name"][0]
for k, tun := range tunnels {
if tun.ClientName != clientName {
delete(tunnels, k)
}
}
}
body, err := json.Marshal(tunnels)
if err != nil {
w.WriteHeader(500)
w.Write([]byte("Error encoding tunnels"))
return
}
hash := md5.Sum(body)
hashStr := fmt.Sprintf("%x", hash)
w.Header()["ETag"] = []string{hashStr}
w.Write([]byte(body))
case "POST":
r.ParseForm()
_, err := a.CreateTunnel(tokenData, r.Form)
if err != nil {
w.WriteHeader(500)
w.Write([]byte(err.Error()))
}
case "DELETE":
r.ParseForm()
err := a.DeleteTunnel(tokenData, r.Form)
if err != nil {
w.WriteHeader(500)
w.Write([]byte(err.Error()))
}
default:
w.WriteHeader(405)
w.Write([]byte("Invalid method for /tunnels"))
}
}
func (a *Api) GetSshKeys(tokenData TokenData) map[string]SshKey {
user, _ := a.db.GetUser(tokenData.Owner)
var keys map[string]SshKey
if user.IsAdmin {
keys = a.db.GetSshKeys()
} else {
keys = make(map[string]SshKey)
for id, key := range a.db.GetSshKeys() {
if tokenData.Owner == key.Owner {
keys[id] = key
}
}
}
return keys
}
func (a *Api) DeleteSshKey(tokenData TokenData, params url.Values) error {
id := params.Get("id")
if id == "" {
return errors.New("Invalid id parameter")
}
a.db.DeleteSshKey(id)
return nil
}
func (a *Api) handleUsers(w http.ResponseWriter, r *http.Request) {
token, err := extractToken("access_token", r)
if err != nil {
w.WriteHeader(401)
io.WriteString(w, "Invalid token")
return
}
tokenData, exists := a.db.GetTokenData(token)
if !exists {
w.WriteHeader(401)
io.WriteString(w, "Failed to get token")
return
}
path := r.URL.Path
parts := strings.Split(path[1:], "/")
r.ParseForm()
if path == "/" {
switch r.Method {
case "POST":
err := a.CreateUser(tokenData, r.Form)
if err != nil {
w.WriteHeader(500)
io.WriteString(w, err.Error())
return
}
default:
w.WriteHeader(406)
io.WriteString(w, "Invalid method for /users")
return
}
} else if len(parts) == 3 && parts[1] == "clients" {
ownerId := parts[0]
clientId := parts[2]
if r.Method == "PUT" {
err := a.SetClient(tokenData, r.Form, ownerId, clientId)
if err != nil {
w.WriteHeader(500)
io.WriteString(w, err.Error())
return
}
} else if r.Method == "DELETE" {
err := a.DeleteClient(tokenData, ownerId, clientId)
if err != nil {
w.WriteHeader(500)
io.WriteString(w, err.Error())
return
}
}
} else {
w.WriteHeader(400)
io.WriteString(w, "Invalid /users/<username>/clients request")
return
}
}
func (a *Api) CreateUser(tokenData TokenData, params url.Values) error {
user, _ := a.db.GetUser(tokenData.Owner)
@ -474,22 +442,34 @@ func (a *Api) DeleteClient(tokenData TokenData, ownerId, clientId string) error
return nil
}
func (a *Api) validateToken(h http.Handler) http.Handler {
func (a *Api) GetSshKeys(tokenData TokenData) map[string]SshKey {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
token, err := extractToken("access_token", r)
if err != nil {
w.WriteHeader(401)
w.Write([]byte("No token provided"))
return
user, _ := a.db.GetUser(tokenData.Owner)
var keys map[string]SshKey
if user.IsAdmin {
keys = a.db.GetSshKeys()
} else {
keys = make(map[string]SshKey)
for id, key := range a.db.GetSshKeys() {
if tokenData.Owner == key.Owner {
keys[id] = key
}
}
}
if !a.auth.Authorized(token) {
w.WriteHeader(403)
w.Write([]byte("Not authorized"))
return
}
h.ServeHTTP(w, r)
})
return keys
}
func (a *Api) DeleteSshKey(tokenData TokenData, params url.Values) error {
id := params.Get("id")
if id == "" {
return errors.New("Invalid id parameter")
}
a.db.DeleteSshKey(id)
return nil
}