introducing SWARM_MODE env var

confs/global/api.conf

@@ -1,3 +1,5 @@
+set api_uri "%API_URI%";
+
 rewrite_by_lua_block {
 	
 	local api = require "api"

entrypoint/defaults.sh

@@ -128,3 +128,4 @@ ANTIBOT_SESSION_SECRET="${ANTIBOT_SESSION_SECRET-random}"
 USE_CROWDSEC="${USE_CROWDSEC-no}"
 USE_API="${USE_API-no}"
 API_URI="${API_URI-random}"
+SWARM_MODE="${SWARM_MODE-no}"

entrypoint/entrypoint.sh

@@ -31,7 +31,7 @@ trap "trap_exit" TERM INT QUIT
 # trap SIGHUP
 function trap_reload() {
 	echo "[*] Catched reload operation"
-	if [ "$MULTISITE" = "yes" ] ; then
+	if [ "$MULTISITE" = "yes" ] && [ "$SWARM_MODE" != "yes" ] ; then
 		/opt/entrypoint/multisite-config.sh
 	fi
 	if [ -f /tmp/nginx.pid ] ; then
@@ -50,17 +50,28 @@ trap "trap_reload" HUP
 
 # do the configuration magic if needed
 if [ ! -f "/opt/installed" ] ; then
+
 	echo "[*] Configuring bunkerized-nginx ..."
-	/opt/entrypoint/global-config.sh
-	if [ "$MULTISITE" = "yes" ] ; then
-		for server in $SERVER_NAME ; do
-			/opt/entrypoint/site-config.sh "$server"
-			echo "[*] Multi site - $server configuration done"
-		done
-		/opt/entrypoint/multisite-config.sh
-	else
-		/opt/entrypoint/site-config.sh
-		echo "[*] Single site - $SERVER_NAME configuration done"
+
+	# logs config
+	/opt/entrypoint/logs.sh
+
+	# only do config if we are not in swarm mode
+	if [ "$SWARM_MODE" = "no" ] ; then
+		# global config
+		/opt/entrypoint/global-config.sh
+		# multisite configs
+		if [ "$MULTISITE" = "yes" ] ; then
+			for server in $SERVER_NAME ; do
+				/opt/entrypoint/site-config.sh "$server"
+				echo "[*] Multi site - $server configuration done"
+			done
+			/opt/entrypoint/multisite-config.sh
+		# singlesite config
+		else
+			/opt/entrypoint/site-config.sh
+			echo "[*] Single site - $SERVER_NAME configuration done"
+		fi
 	fi
 	touch /opt/installed
 else
@@ -78,16 +89,23 @@ rsyslogd
 # start crond
 crond
 
-# start nginx
+# wait until config has been generated if we are in swarm mode
+if [ "$SWARM_MODE" != "yes" ] ; then
+	echo "[*] Waiting until config has been generated ..."
+	while [ ! -f "/etc/nginx/autoconf" ] ; do
+		sleep 1
+	done
+fi
+
 if [ -f "/tmp/nginx-temp.pid" ] ; then
 	nginx -c /etc/nginx/nginx-temp.conf -s quit
 fi
 echo "[*] Running nginx ..."
 su -s "/usr/sbin/nginx" nginx
 if [ "$?" -eq 0 ] ; then
-	touch "/opt/running"
+	echo "[*] nginx successfully started !"
 else
-	rm -f "/opt/running" 2> /dev/null
+	echo "[!] nginx failed to start"
 fi
 
 # list of log files to display
@@ -114,7 +132,7 @@ fi
 # display logs
 tail -F $LOGS &
 pid="$!"
-while [ -f "/opt/running" ] ; do
+while [ -f "/tmp/nginx.pid" ] ; do
 	wait "$pid"
 done
 

entrypoint/global-config.sh

@@ -7,8 +7,6 @@
 . /opt/entrypoint/utils.sh
 
 # copy stub confs
-cp /opt/logs/rsyslog.conf /etc/rsyslog.conf
-cp /opt/logs/logrotate.conf /etc/logrotate.conf
 cp -r /opt/lua/* /usr/local/lib/lua
 cp /opt/confs/global/* /etc/nginx/
 
@@ -310,17 +308,9 @@ if [ "$USE_API" = "yes" ] ; then
 	replace_in_file "/etc/nginx/nginx.conf" "%USE_API%" "include /etc/nginx/api.conf;"
 	if [ "$API_URI" = "random" ] ; then
 		API_URI="/$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1)"
+		echo "[*] Generated API URI : $API_URI"
 	fi
-	replace_in_file "/usr/local/lib/lua/api.lua" "%API_URI%" "$API_URI"
+	replace_in_file "/etc/nginx/api.conf" "%API_URI%" "$API_URI"
 else
 	replace_in_file "/etc/nginx/nginx.conf" "%USE_API%" ""
 fi
-
-# create empty logs
-touch /var/log/access.log
-touch /var/log/error.log
-
-# setup logrotate
-replace_in_file "/etc/logrotate.conf" "%LOGROTATE_MAXAGE%" "$LOGROTATE_MAXAGE"
-replace_in_file "/etc/logrotate.conf" "%LOGROTATE_MINSIZE%" "$LOGROTATE_MINSIZE"
-echo "$LOGROTATE_CRON /opt/scripts/logrotate.sh > /dev/null 2>&1" >> /etc/crontabs/root

entrypoint/logs.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+cp /opt/logs/rsyslog.conf /etc/rsyslog.conf
+cp /opt/logs/logrotate.conf /etc/logrotate.conf
+
+# create empty logs
+touch /var/log/access.log
+touch /var/log/error.log
+touch /var/log/jobs.log
+
+# setup logrotate
+replace_in_file "/etc/logrotate.conf" "%LOGROTATE_MAXAGE%" "$LOGROTATE_MAXAGE"
+replace_in_file "/etc/logrotate.conf" "%LOGROTATE_MINSIZE%" "$LOGROTATE_MINSIZE"
+echo "$LOGROTATE_CRON /opt/scripts/logrotate.sh > /dev/null 2>&1" >> /etc/crontabs/root

lua/api.lua

@@ -1,5 +1,5 @@
 local M		= {}
-local api_uri	= "%API_URI%"
+local api_uri	= ngx.var.api_uri
 local api_list	= {}
 
 api_list["^/reload$"] = function ()