From 4faad2cda4938806126c482c7f93b640d68b9fe8 Mon Sep 17 00:00:00 2001
From: "kali kaneko (leap communications)" <kali@leap.se>
Date: Fri, 12 Jun 2020 20:35:48 +0200
Subject: [refactor] rename standalone to just vpn

---
 pkg/vpn/status.go | 90 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 pkg/vpn/status.go

(limited to 'pkg/vpn/status.go')

diff --git a/pkg/vpn/status.go b/pkg/vpn/status.go
new file mode 100644
index 0000000..a4d7ada
--- /dev/null
+++ b/pkg/vpn/status.go
@@ -0,0 +1,90 @@
+// Copyright (C) 2018-2020 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 vpn
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/apparentlymart/go-openvpn-mgmt/openvpn"
+)
+
+const (
+	On       = "on"
+	Off      = "off"
+	Starting = "starting"
+	Stopping = "stopping"
+	Failed   = "failed"
+)
+
+var statusNames = map[string]string{
+	"CONNECTING":   Starting,
+	"WAIT":         Starting,
+	"AUTH":         Starting,
+	"GET_CONFIG":   Starting,
+	"ASSIGN_IP":    Starting,
+	"ADD_ROUTES":   Starting,
+	"CONNECTED":    On,
+	"RECONNECTING": Starting,
+	"EXITING":      Stopping,
+	"OFF":          Off,
+	"FAILED":       Off,
+}
+
+func (b *Bitmask) openvpnManagement() {
+	// TODO: we should warn the user on ListenAndServe errors
+	newConnection := func(conn openvpn.IncomingConn) {
+		eventCh := make(chan openvpn.Event, 10)
+		log.Println("New connection into the management")
+		b.managementClient = conn.Open(eventCh)
+		b.managementClient.SetStateEvents(true)
+		b.eventHandler(eventCh)
+	}
+	log.Fatal(openvpn.ListenAndServe(
+		fmt.Sprintf("%s:%s", openvpnManagementAddr, openvpnManagementPort),
+		openvpn.IncomingConnHandlerFunc(newConnection),
+	))
+}
+
+func (b *Bitmask) eventHandler(eventCh <-chan openvpn.Event) {
+	for event := range eventCh {
+		log.Printf("Event: %v", event)
+		stateEvent, ok := event.(*openvpn.StateEvent)
+		if !ok {
+			continue
+		}
+		status, ok := statusNames[stateEvent.NewState()]
+		if ok {
+			b.statusCh <- status
+		}
+	}
+	b.statusCh <- Off
+}
+
+func (b *Bitmask) getOpenvpnState() (string, error) {
+	if b.managementClient == nil {
+		return "", fmt.Errorf("No management connected")
+	}
+	stateEvent, err := b.managementClient.LatestState()
+	if err != nil {
+		return "", err
+	}
+	status, ok := statusNames[stateEvent.NewState()]
+	if !ok {
+		return "", fmt.Errorf("Unkonw status")
+	}
+	return status, nil
+}
-- 
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