From 4eee08d520b73fb96a43cf4888972e502c6c1fa3 Mon Sep 17 00:00:00 2001 From: "kali kaneko (leap communications)" Date: Sun, 16 May 2021 21:21:30 +0200 Subject: [feat] store pt gateway for connection info --- gui/providers/providers.json | 2 +- pkg/vpn/main.go | 3 ++- pkg/vpn/openvpn.go | 30 ++++++++++++++++++++++++------ pkg/vpn/status.go | 15 ++++++++++----- 4 files changed, 37 insertions(+), 13 deletions(-) diff --git a/gui/providers/providers.json b/gui/providers/providers.json index 0de5900..727eca7 100644 --- a/gui/providers/providers.json +++ b/gui/providers/providers.json @@ -15,7 +15,7 @@ "apiURL": "https://api.black.riseup.net/", "geolocationAPI": "https://api.black.riseup.net:9001/json", "caCertString": "-----BEGIN CERTIFICATE-----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\n0BuC1b7uW/bBn/xKm319wXVDvBgZgcktMolak39V7DVO\n-----END CERTIFICATE-----", - "timeStamp": "2021-05-04 12:59:11" + "timeStamp": "2021-05-04 15:00:51" } ] } \ No newline at end of file diff --git a/pkg/vpn/main.go b/pkg/vpn/main.go index 5f5117a..f40366c 100644 --- a/pkg/vpn/main.go +++ b/pkg/vpn/main.go @@ -30,6 +30,7 @@ import ( type Bitmask struct { tempdir string onGateway bonafide.Gateway + ptGateway bonafide.Gateway statusCh chan string managementClient *openvpn.MgmtClient bonafide *bonafide.Bonafide @@ -52,7 +53,7 @@ func Init() (*Bitmask, error) { if err != nil { return nil, err } - b := Bitmask{tempdir, bonafide.Gateway{}, statusCh, nil, bf, launch, "", nil, "", []string{}} + b := Bitmask{tempdir, bonafide.Gateway{}, bonafide.Gateway{}, statusCh, nil, bf, launch, "", nil, "", []string{}} b.launch.firewallStop() /* diff --git a/pkg/vpn/openvpn.go b/pkg/vpn/openvpn.go index 2e552a1..4dad0e2 100644 --- a/pkg/vpn/openvpn.go +++ b/pkg/vpn/openvpn.go @@ -59,7 +59,8 @@ func (b *Bitmask) CanStartVPN() bool { return !b.bonafide.NeedsCredentials() } -func (b *Bitmask) startTransport() (proxy string, err error) { +func (b *Bitmask) startTransport(host string) (proxy string, err error) { + // TODO configure port if not available proxy = "127.0.0.1:4430" if b.shapes != nil { return proxy, nil @@ -75,9 +76,13 @@ func (b *Bitmask) startTransport() (proxy string, err error) { } for _, gw := range gateways { + if gw.Host != host { + continue + } if _, ok := gw.Options["cert"]; !ok { continue } + log.Println("Selected Gateway:", gw.Host, gw.IPAddress) b.shapes = &shapeshifter.ShapeShifter{ Cert: gw.Options["cert"], Target: gw.IPAddress + ":" + gw.Ports[0], @@ -95,6 +100,7 @@ func (b *Bitmask) startTransport() (proxy string, err error) { log.Printf("Can't connect to transport %s: %v", b.transport, err) continue } + log.Println("Connected via obfs4 to", gw.IPAddress, "(", gw.Host, ")") return proxy, nil } return "", fmt.Errorf("No working gateway for transport %s: %v", b.transport, err) @@ -112,8 +118,10 @@ func (b *Bitmask) listenShapeErr() { } func (b *Bitmask) startOpenVPN() error { - arg := b.openvpnArgs + arg := []string{} + // Empty transport means we get only the openvpn gateways if b.transport == "" { + arg = b.openvpnArgs gateways, err := b.bonafide.GetGateways("openvpn") if err != nil { return err @@ -129,15 +137,23 @@ func (b *Bitmask) startOpenVPN() error { } } } else { - proxy, err := b.startTransport() + // For now, obf4 is the only supported Pluggable Transport + gateways, err := b.bonafide.GetGateways(b.transport) if err != nil { return err } + if len(gateways) == 0 { + log.Printf("ERROR No gateway for transport %s in provider", b.transport) + return errors.New("ERROR: cannot find any gateway for selected transport") + } - gateways, err := b.bonafide.GetGateways(b.transport) + gw := gateways[0] + proxy, err := b.startTransport(gw.Host) if err != nil { return err } + b.ptGateway = gw + err = b.launch.firewallStart(gateways) if err != nil { return err @@ -145,14 +161,16 @@ func (b *Bitmask) startOpenVPN() error { proxyArgs := strings.Split(proxy, ":") arg = append(arg, "--remote", proxyArgs[0], proxyArgs[1], "tcp4") + arg = append(arg, "--route", gw.IPAddress, "255.255.255.255", "net_gateway") } arg = append(arg, - "--verb", "1", + "--verb", "3", "--management-client", "--management", openvpnManagementAddr, openvpnManagementPort, "--ca", b.getCaCertPath(), "--cert", b.certPemPath, - "--key", b.certPemPath) + "--key", b.certPemPath, + "--persist-tun") return b.launch.openvpnStart(arg...) } diff --git a/pkg/vpn/status.go b/pkg/vpn/status.go index 647cf27..0b04c3b 100644 --- a/pkg/vpn/status.go +++ b/pkg/vpn/status.go @@ -74,12 +74,17 @@ func (b *Bitmask) eventHandler(eventCh <-chan openvpn.Event) { } if statusName == "CONNECTED" { ip := strings.Split(stateEvent.String(), ": ")[1] - gw, err := b.bonafide.GetGatewayByIP(ip) - if err == nil { - b.onGateway = gw - log.Println("Connected to gateway:", b.onGateway.Host) + if ip == "127.0.0.1" { + // we're using pluggable transports + b.onGateway = b.ptGateway } else { - log.Println("ERROR: connected to unknown gateway", ip) + gw, err := b.bonafide.GetGatewayByIP(ip) + if err == nil { + b.onGateway = gw + log.Println("Connected to gateway:", b.onGateway.Host) + } else { + log.Println("ERROR: connected to unknown gateway", ip) + } } } } -- cgit v1.2.3