Enable password protection for Redis

data/Dockerfiles/acme/acme.sh

@@ -4,9 +4,9 @@ exec 5>&1
 
 # Do not attempt to write to slave
 if [[ ! -z ${REDIS_SLAVEOF_IP} ]]; then
-  export REDIS_CMDLINE="redis-cli -h ${REDIS_SLAVEOF_IP} -p ${REDIS_SLAVEOF_PORT}"
+  export REDIS_CMDLINE="redis-cli -h ${REDIS_SLAVEOF_IP} -p ${REDIS_SLAVEOF_PORT} -a ${REDISPASS}"
 else
-  export REDIS_CMDLINE="redis-cli -h redis -p 6379"
+  export REDIS_CMDLINE="redis-cli -h redis -p 6379 -a ${REDISPASS}"
 fi
 
 until [[ $(${REDIS_CMDLINE} PING) == "PONG" ]]; do

data/Dockerfiles/acme/obtain-certificate.sh

@@ -124,7 +124,7 @@ case "$SUCCESS" in
     ;;
   *) # non-zero is non-fun
     log_f "Failed to obtain certificate ${CERT} for domains '${CERT_DOMAINS[*]}'"
-    redis-cli -h redis SET ACME_FAIL_TIME "$(date +%s)"
+    redis-cli -h redis -a ${REDISPASS} SET ACME_FAIL_TIME "$(date +%s)"
     exit 100${SUCCESS}
     ;;
 esac