Merge pull request #4 from devilbox/release-0.3

Fixes #3 Allow to set region via env

README.md

@@ -71,6 +71,7 @@ make test
 | Variable     | Default value | Description |
 |--------------|---------------|-------------|
 | HTTP_TUNNELS | `` | HTTP tunnel definition in the form of:<br/><code>&lt;domain.tld&gt;:&lt;addr&gt;:&lt;port&gt;</code><br/>or<br/><code>&lt;domain1.tld&gt;:&lt;addr&gt;:&lt;port&gt;,&lt;domain2.tld&gt;:&lt;addr&gt;:&lt;port&gt;</code><br/><br/><strong>Note:</strong> If you don't use a license you can only specify a single tunnel. If your license is pro enough, you can have multiple comma separated tunnels |
+| REGION       | `` | Choose the region where the ngrok client will connect to host its tunnels. (Defaults to `us`) |.
 | AUTHTOKEN    | `` | Your Ngrok license authtoken. You don't need to have a license for a single tunnel and can ommit this variable. Nevertheless they also have a free license that might be worth checking out |.
 
 ### HTTP_TUNNELS

data/docker-entrypoint.sh

@@ -17,6 +17,26 @@ if ! env | grep -q '^HTTP_TUNNELS='; then
 fi
 
 
+# -------------------------------------------------------------------------------------------------
+# SPECIFY REGION
+# -------------------------------------------------------------------------------------------------
+
+if ! env | grep -q '^REGION='; then
+	REGION=
+else
+	REGION="$( env env | grep '^REGION=' | awk -F'=' '{print $2}' | xargs )"
+	REGION="${REGION##*( )}" # Trim leading whitespaces
+	REGION="${REGION%%*( )}" # Trim trailing whitespaces
+
+	if [ -z "${REGION}" ]; then
+		>&2 echo "[WARN]  REGION specified, but empty"
+	else
+		echo "[INFO]  Using region as specified in REGION: ${REGION}"
+		echo "region: ${REGION}" >> "${CONFIG_FILE}"
+	fi
+fi
+
+
 # -------------------------------------------------------------------------------------------------
 # SPECIFY AUTH TOKEN
 # -------------------------------------------------------------------------------------------------

data/ngrok.yml

@@ -13,4 +13,3 @@ log: stdout
 #update: false
 #update_channel: stable
 web_addr: 0.0.0.0:4040
-tunnels: