update

promtail/Dockerfile

@@ -39,26 +39,21 @@ RUN case "${BUILD_ARCH}" in \
     chmod +x /etc/cont-init.d/promtail_setup.sh; \
     chmod +x /etc/services.d/promtail/*;
 
-# Install necessary packages
+# Install dependencies for building Promtail
-RUN apk add --no-cache curl tar unzip && \
+RUN apk add --no-cache go git build-base
-    # Remove nsswitch.conf to avoid conflicts with glibc
-    rm -f /etc/nsswitch.conf && \
-    # Add the public key for sgerrand glibc packages
-    curl -Lo /etc/apk/keys/sgerrand.rsa.pub https://alpine-pkgs.sgerrand.com/sgerrand.rsa.pub && \
-    # Download and install glibc
-    curl -Lo glibc.apk https://github.com/sgerrand/alpine-pkg-glibc/releases/download/2.35-r0/glibc-2.35-r0.apk && \
-    apk add glibc.apk && \
-    rm glibc.apk
 
-# Download and install Promtail
+# Download the Promtail source code
-RUN curl -s -J -L -o promtail-linux-amd64.zip \
+RUN git clone --branch "v${PROMTAIL_VERSION}" https://github.com/grafana/loki.git /promtail-src
-        "https://github.com/grafana/loki/releases/download/v${PROMTAIL_VERSION}/promtail-linux-amd64.zip" && \
-    unzip promtail-linux-amd64.zip -d /usr/bin && \
-    mv /usr/bin/promtail-linux-amd64 /usr/bin/promtail && \
-    chmod a+x /usr/bin/promtail && \
-    rm promtail-linux-amd64.zip
 
-# Verify Promtail installation
+# Build Promtail
+WORKDIR /promtail-src/clients/cmd/promtail
+RUN go build -o /usr/bin/promtail
+
+# Clean up source and unnecessary packages
+RUN apk del go git build-base && \
+    rm -rf /promtail-src
+
+# Verify the installation
 RUN /usr/bin/promtail -version
     
 WORKDIR /data/promtail