add sentinel + correction ninegate/nineskeletor + add nine pull

misc/images/sentinel/containers/Dockerfile

@@ -0,0 +1,19 @@
+FROM redis:6-alpine
+ 
+ENV SENTINEL_QUORUM 2
+ENV SENTINEL_DOWN_AFTER 1000
+ENV SENTINEL_FAILOVER 1000
+ 
+RUN mkdir -p /redis
+ 
+WORKDIR /redis
+ 
+COPY sentinel.conf .
+COPY sentinel-entrypoint.sh /usr/local/bin/
+ 
+RUN chown redis:redis /redis/* && \
+    chmod +x /usr/local/bin/sentinel-entrypoint.sh
+ 
+EXPOSE 26379
+ 
+ENTRYPOINT ["sentinel-entrypoint.sh"]

misc/images/sentinel/containers/sentinel-entrypoint.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+ 
+sed -i "s/\$SENTINEL_QUORUM/$SENTINEL_QUORUM/g" /redis/sentinel.conf
+sed -i "s/\$SENTINEL_DOWN_AFTER/$SENTINEL_DOWN_AFTER/g" /redis/sentinel.conf
+sed -i "s/\$SENTINEL_FAILOVER/$SENTINEL_FAILOVER/g" /redis/sentinel.conf
+ 
+redis-server /redis/sentinel.conf --sentinel

misc/images/sentinel/containers/sentinel.conf

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+port 26379
+
+dir /tmp
+
+sentinel resolve-hostnames yes
+sentinel monitor redismaster redis 6379 $SENTINEL_QUORUM
+sentinel down-after-milliseconds redismaster $SENTINEL_DOWN_AFTER
+sentinel parallel-syncs redismaster 1
+sentinel failover-timeout redismaster $SENTINEL_FAILOVER