Password set redis

bitnami/redis/entrypoint.sh

@@ -1,9 +1,39 @@
 #!/bin/bash
+set -e
 
 if [ ! "$(ls -A /conf)" ]; then
   cp -r /usr/local/bitnami/redis/etc/conf.defaults/* /usr/local/bitnami/redis/etc/conf
+
+  if [ -z "$REDIS_PASSWORD" ]; then
+    REDIS_PASSWORD=$(< /dev/urandom tr -dc _A-Z-a-z-0-9 | head -c10)$(< /dev/urandom tr -dc 0-9 | head -c2)
+    RANDOM_PASSW=1
+  fi
+
+  # bnconfig depends on ctlscript file so we create it
+  # and remove it afterwards, TODO, fix
+  touch /usr/local/bitnami/ctlscript.sh
+  chmod a+x /usr/local/bitnami/ctlscript.sh
+
+  echo "Setting password in /conf/redis.conf ..."
+  /usr/local/bitnami/redis/bnconfig --userpassword $REDIS_PASSWORD
+
+  rm /usr/local/bitnami/ctlscript.sh
+
+  echo "===> Credentials for redis:"
+  echo "  password: $REDIS_PASSWORD"
+  echo ""
+
+  if [ $RANDOM_PASSW ]; then
+    echo "  The password was generated automatically, if you want to use your own password "
+    echo "  please set the REDIS_PASSWORD environment variable when running the container."
+  fi
+  echo ""
+
+else
+  echo "===> Credentials for redis:"
+  echo "  The REDIS_PASSWORD was added to /conf/redis.conf during the first boot."
+  echo "  Please check \"requirepass\" option in that file."
+  echo "  If you want to regenerate the password recreate this container."
 fi
 
-# TODO, Add random password
-
 exec "$@"