fix alignment, use only space, add comments

debian/postinst

@@ -31,11 +31,16 @@ case "$1" in
     # Show debconf questions
     . /usr/share/debconf/confmodule
 
+    # Read debian specific configuration
     gitlab_debian_conf=/etc/gitlab/gitlab-debian.conf
     . ${gitlab_debian_conf}
+
     # export DB for su command
     export DB=${DB}
+
+    # Create gitlab user
     . /usr/lib/gitlab/scripts/adduser.sh
+
     gitlab_repo_path=${gitlab_data_dir}/repositories
     mkdir -p ${gitlab_repo_path}
     chmod -R ug+rwX,o-rwx ${gitlab_repo_path}/
@@ -50,29 +55,31 @@ case "$1" in
     su ${gitlab_user} -s /bin/sh -c "mkdir -p -m 750 ${gitlab_home}/public/uploads"
     su ${gitlab_user} -s /bin/sh -c 'git config --global core.autocrlf "input"'
     cd ${gitlab_home}
+
+    # Obtain hostname from debconf db
     db_get gitlab/fqdn
     if [ "${RET}" != "" ]; then
-            if ! grep GITLAB_HOST ${gitlab_debian_conf}
-            then
+      if ! grep GITLAB_HOST ${gitlab_debian_conf}; then
         export GITLAB_HOST=${RET} # We need this to configure nginx below
 	echo GITLAB_HOST=${RET} >> ${gitlab_debian_conf}
 	echo GITLAB_EMAIL_FROM="no-reply@${RET}" >> ${gitlab_debian_conf}
 	echo GITLAB_EMAIL_DISPLAY_NAME="Gitlab" >> ${gitlab_debian_conf}
 	echo GITLAB_EMAIL_REPLY_TO="no-reply@${RET}" >> ${gitlab_debian_conf}
       fi
+
+      # Check if ssl option is selected
       db_get gitlab/ssl
-	    if [ "${RET}" = "true" ]
-	    then
+      if [ "${RET}" = "true" ]; then
         mkdir -p /etc/gitlab/ssl
-	    	if [ -f "${nginx_ssl_conf_example_gz}" ]
-		then
+        if [ -f "${nginx_ssl_conf_example_gz}" ]; then
           # undo dh_installdocs auto compress
 	  zcat ${nginx_ssl_conf_example_gz} >/tmp/gitlab-ssl
 	  export nginx_conf_example="/tmp/gitlab-ssl"
 	fi
+
+        # Check if letsencrypt option is selected
         db_get gitlab/letsencrypt
-		if [ "${RET}" = "true" ]
-		then
+        if [ "${RET}" = "true" ]; then
           ln -sf /etc/letsencrypt/live/${GITLAB_HOST}/fullchain.pem \
           /etc/gitlab/ssl/gitlab.crt
           ln -sf /etc/letsencrypt/live/${GITLAB_HOST}/privkey.pem \
@@ -80,8 +87,7 @@ case "$1" in
         fi
       fi
 
-	    if test -f ${nginx_conf_example}
-	    then
+      if test -f ${nginx_conf_example}; then
         sed -e "s/YOUR_SERVER_FQDN/${GITLAB_HOST}/"\
         ${nginx_conf_example} >/etc/nginx/sites-available/${GITLAB_HOST}
         ln -fs /etc/nginx/sites-available/${RET} /etc/nginx/sites-enabled/
@@ -90,7 +96,6 @@ case "$1" in
         echo "nginx.conf.example not found"
         exit 1
       fi
-
     else
       echo "Failed to retrieve fully qualified domain name"
       exit 1
@@ -98,8 +103,7 @@ case "$1" in
     db_stop
 
     echo "Create database if not present"
-	if ! su postgres -s /bin/sh -c "psql  gitlab_production -c ''" 
-	then
+    if ! su postgres -s /bin/sh -c "psql  gitlab_production -c ''"; then
       su postgres -c 'createdb gitlab_production'
     fi
 
@@ -113,7 +117,6 @@ case "$1" in
     su ${gitlab_user} -s /bin/sh -c 'bundle install --local'
         
     echo "Running final rake tasks..."
-	# Move these to rails-common
     . /usr/lib/gitlab/scripts/rake-tasks.sh