init

docker/start-dev.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+# A script to quickly setup a running development environment
+#
+# It's primary purpose is to set up docker networking correctly so that
+# the bot can connect to remote services as well as those hosted on
+# the host machine.
+#
+
+# Change directory to where this script is located. We'd like to run
+# `docker-compose` in the same directory to use the adjacent
+# docker-compose.yml and .env files
+cd `dirname "$0"`
+
+function on_exit {
+  cd -
+}
+
+# Ensure we change back to the old directory on script exit
+trap on_exit EXIT
+
+# To allow the docker container to connect to services running on the host,
+# we need to use the host's internal ip address. Attempt to retrieve this.
+#
+# Check whether the ip address has been defined in the environment already
+if [ -z "$HOST_IP_ADDRESS" ]; then
+  # It's not defined. Try to guess what it is
+
+  # First we try the `ip` command, available primarily on Linux
+  export HOST_IP_ADDRESS="`ip route get 1 | sed -n 's/^.*src \([0-9.]*\) .*$/\1/p'`"
+
+  if [ $? -ne 0 ]; then
+    # That didn't work. `ip` isn't available on old Linux systems, or MacOS.
+    # Try `ifconfig` instead
+    export HOST_IP_ADDRESS="`ifconfig $(netstat -rn | grep -E "^default|^0.0.0.0" | head -1 | awk '{print $NF}') | grep 'inet ' | awk '{print $2}' | grep -Eo '([0-9]*\.){3}[0-9]*'`"
+ 
+    if [ $? -ne 0 ]; then
+      # That didn't work either, give up
+      echo "
+Unable to determine host machine's internal IP address.
+Please set HOST_IP_ADDRESS environment variable manually and re-run this script.
+If you do not have a need to connect to a homeserver running on the host machine,
+set HOST_IP_ADDRESS=127.0.0.1"
+      exit 1
+    fi
+  fi
+fi
+
+# Build and run latest code
+docker-compose up --build local-checkout-dev