Upgrade Alpine version and remove unnecessary packages

CHANGELOG.md

@@ -4,10 +4,15 @@ All notable changes to Docker resources for WSO2 API Microgateway will be docume
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
-## [v3.2.8.1] - 2023-10-03
+## [v3.2.8.2] - 2023-12-08
 
 ### Changed
 
+- Upgrade Alpine Base Image and Remove Unnecessary Packages (refer to [issue](https://github.com/wso2/docker-mg/issues/43))
+
+## [v3.2.8.1] - 2023-10-03
+
+### Changed
 - Upgrade to API Microgateway 3.2.8 (refer to [issue](https://github.com/wso2/docker-mg/issues/38))
 - Upgrade JRE to the latest version (refer to [issue](https://github.com/wso2/docker-mg/issues/39))
 - Upgrade Ubuntu version to 22.04 (refer to [issue](https://github.com/wso2/docker-mg/issues/40))
@@ -76,3 +81,4 @@ For detailed information on the tasks carried out during this release, please se
 [v3.2.5.1]: https://github.com/wso2/docker-mg/compare/v3.2.4.2...v3.2.5.1
 [v3.2.7.1]: https://github.com/wso2/docker-mg/compare/v3.2.6.1...v3.2.7.1
 [v3.2.8.1]: https://github.com/wso2/docker-mg/compare/v3.2.7.1...v3.2.8.1
+[v3.2.8.2]: https://github.com/wso2/docker-mg/compare/v3.2.8.1...v3.2.8.2

dockerfiles/alpine/mg/Dockerfile

@@ -14,10 +14,10 @@
 # limitations under the License.
 # -----------------------------------------------------------------------
 
-FROM alpine:3.16.1
+FROM alpine:3.18.4
 
 LABEL maintainer="WSO2 Docker Maintainers <[email protected]>" \
-      com.wso2.docker.source="https://github.com/wso2/docker-mg/releases/tag/v3.2.8.1"
+      com.wso2.docker.source="https://github.com/wso2/docker-mg/releases/tag/v3.2.8.2"
 
 ENV LANG='en_US.UTF-8' LANGUAGE='en_US:en' LC_ALL='en_US.UTF-8'
 
@@ -61,7 +61,7 @@ RUN apk add --no-cache tzdata --virtual .build-deps curl binutils zstd \
     && SGERRAND_RSA_SHA256="823b54589c93b02497f1ba4dc622eaef9c813e6b0f0ebbb2f771e32adf9f4ef2" \
     && echo "${SGERRAND_RSA_SHA256} */etc/apk/keys/sgerrand.rsa.pub" | sha256sum -c - \
     && curl -LfsS ${ALPINE_GLIBC_REPO}/${GLIBC_VER}/glibc-${GLIBC_VER}.apk > /tmp/glibc-${GLIBC_VER}.apk \
-    && apk add --no-cache /tmp/glibc-${GLIBC_VER}.apk \
+    && apk add --force-overwrite --no-cache /tmp/glibc-${GLIBC_VER}.apk \
     && apk add unzip \
     && curl -LfsS ${ALPINE_GLIBC_REPO}/${GLIBC_VER}/glibc-bin-${GLIBC_VER}.apk > /tmp/glibc-bin-${GLIBC_VER}.apk \
     && apk add --no-cache /tmp/glibc-bin-${GLIBC_VER}.apk \
@@ -109,6 +109,9 @@ RUN \
     && rm -rf /tmp/openjdk.tar.gz \
     && rm -rf /var/cache/apk/*
 
+# Remove unnecesary packages
+RUN apk del unzip
+
 ENV BALLERINA_HOME ${MGW_RUNTIME_HOME}/runtime
 ENV GW_HOME ${MGW_RUNTIME_HOME}
 ENV PATH $GW_HOME/bin:$PATH

dockerfiles/ubuntu/mg/Dockerfile

@@ -17,7 +17,7 @@
 # set base Docker image to AdoptOpenJDK Ubuntu Docker image
 FROM ubuntu:22.04
 LABEL maintainer="WSO2 Docker Maintainers <[email protected]>" \
-      com.wso2.docker.source="https://github.com/wso2/docker-mg/releases/tag/v3.2.8.1"
+      com.wso2.docker.source="https://github.com/wso2/docker-mg/releases/tag/v3.2.8.2"
 
 ENV LANG=C.UTF-8
 
@@ -89,6 +89,9 @@ RUN \
     && tar -xf /tmp/openjdk.tar.gz --strip-components=1 \
     && rm -rf /tmp/openjdk.tar.gz
 
+# Remove unnecesary packages
+RUN apt-get purge -y unzip
+
 ENV BALLERINA_HOME ${MGW_RUNTIME_HOME}/runtime
 ENV GW_HOME ${MGW_RUNTIME_HOME}
 ENV PATH $GW_HOME/bin:$PATH