From 8f7009597e45e79e1ff794cad1d2caf9aa02812b Mon Sep 17 00:00:00 2001
From: Olivier DOSSMANN <olivier+git@dossmann.net>
Date: Wed, 13 Jan 2016 10:01:44 +0100
Subject: [PATCH] [IMP] Launch script: Add 'dev' command to launch a
 development Gissmo Docker container with git repository mounted as a volume.

---
 launch.sh | 27 +++++++++++++++++++++++----
 1 file changed, 23 insertions(+), 4 deletions(-)

diff --git a/launch.sh b/launch.sh
index 53b236d..142dd5a 100755
--- a/launch.sh
+++ b/launch.sh
@@ -58,10 +58,11 @@ show_help() {
   echo    "$PROGRAM [COMMAND]"
   echo -e "  Where ${green}COMMAND${reset} is one of:"
   echo -e "   - create       Create postgreSQL database volume and postgreSQL Docker container"
+  echo -e "   - dev          Mount git repository directory as volume for Gissmo Docker container and launch it in 'development' mode"
   echo -e "   - init         Create project directory as python virtual environment, fetch git repository and install Python dependancies"
   echo -e "   - migrate      Launch migration command: python manage.py migrate"
   echo -e "   - restore dump Restore the given dump"
-  echo -e "   - start args   Launch Gissmo Docker container (created by 'create' command) with a name given in GISSMO_DOCKER_NAME variable"
+  echo -e "   - start args   Launch Gissmo Docker container (created by 'create' command) with a name given in GISSMO_DOCKER_NAME variable. args is optional."
   echo -e "   - stop         Stop Gissmo Docker container which name is GISSMO_DOCKER_NAME variable content"
   # TODO: Add clean() command to STOP and DELETE Gissmo Docker container
   # TODO: Add clean_db() command to STOP and DELETE postgreSQL Docker container
@@ -69,8 +70,11 @@ show_help() {
 }
 
 check_command() {
+  # Allowed commands return 0 to continue. Otherwise show help and exit
   if test $1 == "create"; then
     return 0
+  elif test $1 == "dev"; then
+    return 0
   elif test $1 == "init"; then
     return 0
   elif test $1 == "migrate"; then
@@ -132,6 +136,17 @@ create() {
   $docker_cmd run -d --volumes-from "${DB_VOLUME_NAME}" --name "${POSTGRES_DOCKER_NAME}" "postgres:${POSTGRES_VERSION}" || error_and_quit "Launching database docker container failed."
 }
 
+dev() {
+  initial_start
+  # Run existing Docker container, otherwise create a new one
+  GISSMO_RUNNING=$($docker_cmd inspect --format="{{ .State.Running }}" ${GISSMO_DOCKER_NAME} 2> /dev/null)
+  if [ $? -eq 1 ]; then
+    $docker_cmd run -it --rm --link ${POSTGRES_DOCKER_NAME}:db -p ${GISSMO_DOCKER_PORT}:8000 -v ${GISSMO_DIR}:/opt/gissmo --name ${GISSMO_DOCKER_NAME} gissmo:${GISSMO_VERSION} development || error_and_quit "Failed to create and launch ${GISSMO_DOCKER_NAME} container."
+  else
+    error_and_quit "${GISSMO_DOCKER_NAME} is already launched!"
+  fi
+}
+
 init() {
   # check directory existence
   if ! test -d "$PROJECT_DIR"; then
@@ -189,7 +204,7 @@ restore() {
   exec $RESTORE_COMMAND || error_and_quit "Failed to launch this command: ${CMD}"
 }
 
-test_start() {
+test_initial_start() {
   if test -z "$GISSMO_VERSION"; then
     error_and_quit "No Gissmo version given (GISSMO_VERSION in config file)."
   fi
@@ -199,8 +214,8 @@ test_start() {
   test_postgresql_exists
 }
 
-start() {
-  test_start
+initial_start() {
+  test_initial_start
   # Build Gissmo Docker images if missing
   if [[ "$($docker_cmd images -q gissmo:${GISSMO_VERSION} 2> /dev/null)" == "" ]]; then
     cd $GISSMO_DIR
@@ -212,6 +227,10 @@ start() {
   if [ $? -eq 1 ]; then
     $docker_cmd start ${POSTGRES_DOCKER_NAME}
   fi
+}
+
+start() {
+  initial_start
   # Run existing Docker container, otherwise create a new one
   GISSMO_RUNNING=$($docker_cmd inspect --format="{{ .State.Running }}" ${GISSMO_DOCKER_NAME} 2> /dev/null)
   if [ $? -eq 1 ]; then