Added support for Redis 7

Signed-off-by: iamabhishek-dubey <abhishekbhardwaj510@gmail.com>

Dockerfile

@@ -17,9 +17,7 @@ RUN curl -fL -Lo /tmp/redis-${REDIS_VERSION}.tar.gz ${REDIS_DOWNLOAD_URL}/redis-
     tar xvzf redis-${REDIS_VERSION}.tar.gz && \
     cd redis-${REDIS_VERSION} && \
     make && \
-    make install BUILD_TLS=yes && \
-    mkdir -p /etc/redis && \
-    cp -f *.conf /etc/redis
+    make install BUILD_TLS=yes
 
 FROM alpine:3.15
 
@@ -31,9 +29,8 @@ LABEL VERSION=1.0 \
 
 COPY --from=builder /usr/local/bin/redis-server /usr/local/bin/redis-server
 COPY --from=builder /usr/local/bin/redis-cli /usr/local/bin/redis-cli
-COPY --from=builder /etc/redis /etc/redis
 
-RUN addgroup -S -g 1001 redis && adduser -S -G redis -u 1001 redis && \
+RUN addgroup -S -g 1000 redis && adduser -S -G redis -u 1000 redis && \
     apk add --no-cache bash
 
 COPY redis.conf /etc/redis/redis.conf
@@ -44,9 +41,6 @@ COPY setupMasterSlave.sh /usr/bin/setupMasterSlave.sh
 
 COPY healthcheck.sh /usr/bin/healthcheck.sh
 
-RUN mkdir -p /opt/redis/ && \
-    chmod -R g+rwX /etc/redis /opt/redis
-
 VOLUME ["/data"]
 
 WORKDIR /data

Dockerfile.exporter

@@ -2,7 +2,7 @@ FROM alpine:3.15 as builder
 
 ARG EXPORTER_URL="https://github.com/oliver006/redis_exporter/releases/download"
 
-ARG REDIS_EXPORTER_VERSION="1.5.2"
+ARG REDIS_EXPORTER_VERSION="1.44.0"
 
 RUN  apk add --no-cache curl ca-certificates && \
       curl -fL -Lo /tmp/redis_exporter-v${REDIS_EXPORTER_VERSION}.linux-amd64.tar.gz \

Makefile

-REDIS_VERSION ?= 6.2.5
-EXPORTER_VERSION?=1.0
+REDIS_VERSION ?= v7.0.5
+EXPORTER_VERSION ?= v1.44.0
 
 build-redis-image:
 	docker build -t quay.io/opstree/redis:$(REDIS_VERSION) -f Dockerfile .

entrypoint.sh

@@ -2,20 +2,17 @@
 
 set -a
 
-CLUSTER_DIRECTORY=${CLUSTER_DIRECTORY:-"/opt/redis"}
 PERSISTENCE_ENABLED=${PERSISTENCE_ENABLED:-"false"}
 DATA_DIR=${DATA_DIR:-"/data"}
 EXTERNAL_CONFIG_FILE=${EXTERNAL_CONFIG_FILE:-"/etc/redis/external.conf.d/redis-external.conf"}
+REDIS_MAJOR_VERSION=${REDIS_MAJOR_VERSION:-"v7"}
 
 apply_permissions() {
-    chgrp -R 0 /etc/redis
+    chgrp -R 1000 /etc/redis
     chmod -R g=u /etc/redis
-    chgrp -R 0 /opt
-    chmod -R g=u /opt
 }
 
 common_operation() {
-    mkdir -p "${CLUSTER_DIRECTORY}"
     mkdir -p "${DATA_DIR}"
 }
 
@@ -40,11 +37,12 @@ redis_mode_setup() {
             echo cluster-config-file "${DATA_DIR}/nodes.conf"
         } >> /etc/redis/redis.conf
 
+        if [[ "${REDIS_MAJOR_VERSION}" != "v7" ]]; then
           if [[ -z "${POD_IP}" ]]; then
               POD_IP=$(hostname -i)
           fi
-
           sed -i -e "/myself/ s/[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}/${POD_IP}/" "${DATA_DIR}/nodes.conf"
+        fi
     else
         echo "Setting up redis in standalone mode"
     fi
@@ -95,7 +93,11 @@ external_config() {
 start_redis() {
     if [[ "${SETUP_MODE}" == "cluster" ]]; then
         echo "Starting redis service in cluster mode....."
+        if [[ "${REDIS_MAJOR_VERSION}" != "v7" ]]; then
           redis-server /etc/redis/redis.conf --cluster-announce-ip "${POD_IP}"
+        else
+          redis-server /etc/redis/redis.conf
+        fi
     else
         echo "Starting redis service in standalone mode....."
         redis-server /etc/redis/redis.conf