From 9ee92da5e3d52fe11415193a9391eee3ad541c72 Mon Sep 17 00:00:00 2001
From: maride <maride@darknebu.la>
Date: Sat, 8 Sep 2018 01:29:22 +0200
Subject: Avoid collision by adding the hashed username to networks

---
 src/docker.go | 27 +++++++++++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

(limited to 'src/docker.go')

diff --git a/src/docker.go b/src/docker.go
index eefd8c8..405afd3 100644
--- a/src/docker.go
+++ b/src/docker.go
@@ -1,14 +1,20 @@
 package main
 
 import (
-	"github.com/docker/docker/client"
 	"context"
+	"fmt"
+	"github.com/docker/docker/client"
 )
 
 const (
 	fixedDockerVersion = "1.38"
 )
 
+var (
+	compiledContainerNetworkName string
+	compiledChallengeNetworkName string
+)
+
 var (
 	dockerCtx context.Context
 	dockerCli *client.Client
@@ -26,4 +32,21 @@ func setupDockerCLI() (err error) {
 	}
 
 	return err
-}
\ No newline at end of file
+}
+
+// Returns the network name for the companion<=>vpn network
+func getVPNNetworkName() (string) {
+	if compiledContainerNetworkName == "" {
+		compiledContainerNetworkName = fmt.Sprintf("circus-vpnnet-%s", getUsernameHash())
+	}
+
+	return compiledContainerNetworkName
+}
+
+func getChallengeNetworkName() (string) {
+	if compiledChallengeNetworkName == "" {
+		compiledChallengeNetworkName = fmt.Sprintf("circus-vpnhostnet-%s", getUsernameHash())
+	}
+
+	return compiledChallengeNetworkName
+}
-- 
cgit 1.4.1