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authorRuben Pollan <meskio@sindominio.net>2019-01-12 18:18:23 +0100
committerRuben Pollan <meskio@sindominio.net>2019-01-15 14:39:21 +0100
commitbea32af5d45702e5608d347bf2bf6314d899f2e0 (patch)
tree3a3b65123a751624a866176d9d59424707474363 /pkg/bitmaskd
parent933ad2aeda754499753e91be05aa9f5556539d35 (diff)
[feat] Reorganize code
Let's use a more structured folder system: https://github.com/golang-standards/project-layout - Resolves: #99
Diffstat (limited to 'pkg/bitmaskd')
-rw-r--r--pkg/bitmaskd/events.go50
-rw-r--r--pkg/bitmaskd/main.go163
-rw-r--r--pkg/bitmaskd/vpn.go98
3 files changed, 311 insertions, 0 deletions
diff --git a/pkg/bitmaskd/events.go b/pkg/bitmaskd/events.go
new file mode 100644
index 0000000..3c8bb2c
--- /dev/null
+++ b/pkg/bitmaskd/events.go
@@ -0,0 +1,50 @@
+// Copyright (C) 2018 LEAP
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+package bitmaskd
+
+import (
+ "log"
+ "net/http"
+)
+
+const (
+ statusEvent = "VPN_STATUS_CHANGED"
+)
+
+func (b *Bitmask) eventsHandler() {
+ b.send("events", "register", statusEvent)
+ client := &http.Client{
+ Timeout: 0,
+ }
+ for {
+ resJSON, err := send(b.apiToken, client, "events", "poll")
+ res, ok := resJSON.([]interface{})
+ if err != nil || !ok || len(res) < 1 {
+ continue
+ }
+ event, ok := res[0].(string)
+ if !ok || event != statusEvent {
+ continue
+ }
+
+ status, err := b.GetStatus()
+ if err != nil {
+ log.Printf("Error receiving status: %v", err)
+ continue
+ }
+ b.statusCh <- status
+ }
+}
diff --git a/pkg/bitmaskd/main.go b/pkg/bitmaskd/main.go
new file mode 100644
index 0000000..f2ca650
--- /dev/null
+++ b/pkg/bitmaskd/main.go
@@ -0,0 +1,163 @@
+// Copyright (C) 2018 LEAP
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+package bitmaskd
+
+import (
+ "bytes"
+ "encoding/json"
+ "errors"
+ "io/ioutil"
+ "log"
+ "net/http"
+ "path"
+ "time"
+
+ "0xacab.org/leap/bitmask-systray/pkg/config"
+)
+
+const (
+ timeout = time.Second * 15
+ url = "http://localhost:7070/API/"
+ headerAuth = "X-Bitmask-Auth"
+)
+
+// Bitmask holds the bitmask client data
+type Bitmask struct {
+ client *http.Client
+ apiToken string
+ statusCh chan string
+}
+
+// Init the connection to bitmask
+func Init() (*Bitmask, error) {
+ statusCh := make(chan string)
+ client := &http.Client{
+ Timeout: timeout,
+ }
+
+ err := waitForBitmaskd()
+ if err != nil {
+ return nil, err
+ }
+
+ apiToken, err := getToken()
+ if err != nil {
+ return nil, err
+ }
+
+ b := Bitmask{client, apiToken, statusCh}
+ go b.eventsHandler()
+ return &b, nil
+}
+
+// GetStatusCh returns a channel that will recieve VPN status changes
+func (b *Bitmask) GetStatusCh() <-chan string {
+ return b.statusCh
+}
+
+// Close the connection to bitmask
+func (b *Bitmask) Close() {
+ _, err := b.send("core", "stop")
+ if err != nil {
+ log.Printf("Got an error stopping bitmaskd: %v", err)
+ }
+}
+
+// Version gets the bitmask version string
+func (b *Bitmask) Version() (string, error) {
+ res, err := b.send("core", "version")
+ if err != nil {
+ return "", err
+ }
+ return res["version_core"].(string), nil
+}
+
+func waitForBitmaskd() error {
+ var err error
+ for i := 0; i < 30; i++ {
+ resp, err := http.Post(url, "", nil)
+ if err == nil {
+ resp.Body.Close()
+ return nil
+ }
+ log.Printf("Bitmask is not ready (iteration %d): %v", i, err)
+ time.Sleep(1 * time.Second)
+ }
+ return err
+}
+
+func (b *Bitmask) send(parts ...interface{}) (map[string]interface{}, error) {
+ resJSON, err := send(b.apiToken, b.client, parts...)
+ if err != nil {
+ return nil, err
+ }
+ result, ok := resJSON.(map[string]interface{})
+ if !ok {
+ return nil, errors.New("Not valid response")
+ }
+ return result, nil
+}
+
+func send(apiToken string, client *http.Client, parts ...interface{}) (interface{}, error) {
+ apiSection, _ := parts[0].(string)
+ reqBody, err := json.Marshal(parts[1:])
+ if err != nil {
+ return nil, err
+ }
+ req, err := http.NewRequest("POST", url+apiSection, bytes.NewReader(reqBody))
+ if err != nil {
+ return nil, err
+ }
+ req.Header.Add(headerAuth, apiToken)
+
+ resp, err := client.Do(req)
+ if err != nil {
+ return nil, err
+ }
+ defer resp.Body.Close()
+
+ resJSON, err := ioutil.ReadAll(resp.Body)
+ if err != nil {
+ return nil, err
+ }
+ return parseResponse(resJSON)
+}
+
+func parseResponse(resJSON []byte) (interface{}, error) {
+ var response struct {
+ Result interface{}
+ Error string
+ }
+ err := json.Unmarshal(resJSON, &response)
+ if response.Error != "" {
+ return nil, errors.New(response.Error)
+ }
+ return response.Result, err
+}
+
+func getToken() (string, error) {
+ var err error
+ path := path.Join(config.Path, "authtoken")
+ for i := 0; i < 30; i++ {
+ b, err := ioutil.ReadFile(path)
+ if err == nil {
+ return string(b), nil
+ }
+ log.Printf("Auth token is not ready (iteration %d): %v", i, err)
+ time.Sleep(1 * time.Second)
+ }
+ return "", err
+}
diff --git a/pkg/bitmaskd/vpn.go b/pkg/bitmaskd/vpn.go
new file mode 100644
index 0000000..48ce7dd
--- /dev/null
+++ b/pkg/bitmaskd/vpn.go
@@ -0,0 +1,98 @@
+// Copyright (C) 2018 LEAP
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+package bitmaskd
+
+import (
+ "errors"
+ "log"
+)
+
+// StartVPN for provider
+func (b *Bitmask) StartVPN(provider string) error {
+ _, err := b.send("vpn", "start", provider)
+ return err
+}
+
+// StopVPN or cancel
+func (b *Bitmask) StopVPN() error {
+ _, err := b.send("vpn", "stop")
+ return err
+}
+
+// ReloadFirewall restarts the firewall
+func (b *Bitmask) ReloadFirewall() error {
+ _, err := b.send("vpn", "fw_reload")
+ return err
+}
+
+// GetStatus returns the VPN status
+func (b *Bitmask) GetStatus() (string, error) {
+ res, err := b.send("vpn", "status")
+ if err != nil {
+ return "", err
+ }
+ return res["status"].(string), nil
+}
+
+// InstallHelpers into the system
+func (b *Bitmask) InstallHelpers() error {
+ _, err := b.send("vpn", "install")
+ return err
+}
+
+// VPNCheck returns if the helpers are installed and up to date and if polkit is running
+func (b *Bitmask) VPNCheck() (helpers bool, priviledge bool, err error) {
+ res, err := b.send("vpn", "check", "")
+ if err != nil {
+ return false, false, err
+ }
+ installed, ok := res["installed"].(bool)
+ if !ok {
+ log.Printf("Unexpected value for installed on 'vpn check': %v", res)
+ return false, false, errors.New("Invalid response format")
+ }
+ privcheck, ok := res["privcheck"].(bool)
+ if !ok {
+ log.Printf("Unexpected value for privcheck on 'vpn check': %v", res)
+ return installed, false, errors.New("Invalid response format")
+ }
+ return installed, privcheck, nil
+}
+
+// ListGateways return the names of the gateways
+func (b *Bitmask) ListGateways(provider string) ([]string, error) {
+ res, err := b.send("vpn", "list")
+ if err != nil {
+ return nil, err
+ }
+
+ names := []string{}
+ locations, ok := res[provider].([]interface{})
+ if !ok {
+ return nil, errors.New("Can't read the locations for provider " + provider)
+ }
+ for i := range locations {
+ loc := locations[i].(map[string]interface{})
+ names = append(names, loc["name"].(string))
+ }
+ return names, nil
+}
+
+// UseGateway selects name as the default gateway
+func (b *Bitmask) UseGateway(name string) error {
+ _, err := b.send("vpn", "locations", name)
+ return err
+}