Get PIP caches from ghcr.io/sippy/sippy-wheelset.

Author: sobomax

.github/workflows/.rtp.io.yml

@@ -21,6 +21,10 @@ on:
         required: false
         type: string
         default: debian_12-slim
+      pipcache-repo:
+        required: false
+        type: string
+        default: ghcr.io/sippy/sippy-wheelset:latest
 
 jobs:
   get_container_platforms:
@@ -81,6 +85,7 @@ jobs:
       packages: write
     env:
       BASE_IMAGE: ${{ inputs.rtpp-repo }}-${{ inputs.rtpp-tag }}
+      PIPCACHE_IMAGE: ${{ inputs.rtpp-repo }}-${{ inputs.rtpp-tag }}
       BUILD_OS: ${{ needs.set_env.outputs.build-os }}
       PLATFORMS: ${{ needs.set_env.outputs.platforms }}
       BUILD_IMAGE: ${{ needs.set_env.outputs.build-image }}
@@ -154,6 +159,7 @@ jobs:
         file: ./docker/Dockerfile.rtp.io
         build-args: |
           BASE_IMAGE=${{ env.BASE_IMAGE }}
+          PIPCACHE_IMAGE=${{ env.PIPCACHE_IMAGE }}
           BUILD_OS=${{ env.BUILD_OS }}
           LLVM_VER=${{ inputs.llvm-version }}
           LLVM_VER_OLD=${{ inputs.llvm-version-old }}
@@ -174,6 +180,7 @@ jobs:
         platform: ${{ fromJSON(needs.set_env.outputs.build-matrix) }}
     env:
       BASE_IMAGE: ${{ inputs.rtpp-repo }}-${{ inputs.rtpp-tag }}
+      PIPCACHE_IMAGE: ${{ inputs.rtpp-repo }}-${{ inputs.rtpp-tag }}
       BUILD_OS: ${{ needs.set_env.outputs.build-os }}
 
     steps:
@@ -226,6 +233,7 @@ jobs:
         file: ./docker/Dockerfile.rtp.io
         build-args: |
           BASE_IMAGE=${{ env.BASE_IMAGE }}
+          PIPCACHE_IMAGE=${{ env.PIPCACHE_IMAGE }}
           BUILD_OS=${{ env.BUILD_OS }}
           LLVM_VER=${{ inputs.llvm-version }}
           LLVM_VER_OLD=${{ inputs.llvm-version-old }}

docker/Dockerfile.rtp.io

@@ -1,7 +1,8 @@
 # syntax=docker/dockerfile:1.7-labs
 
 ARG BASE_IMAGE="sippylabs/rtpproxy:latest"
-FROM --platform=$TARGETPLATFORM $BASE_IMAGE AS build
+ARG PIPCACHE_IMAGE="scratch"
+FROM --platform=$TARGETPLATFORM $BASE_IMAGE AS base
 LABEL maintainer="Maksym Sobolyev <sobomax@sippysoft.com>"
 
 USER root
@@ -11,6 +12,18 @@ ENV DEBIAN_FRONTEND=noninteractive
 
 WORKDIR /src
 
+ENV CACHE_HOME="/root"
+ENV CACHE_ROOT="${CACHE_HOME}/.cache"
+RUN mkdir -p ${CACHE_ROOT}
+
+FROM ${PIPCACHE_IMAGE} AS cache
+COPY --from=base /root/.cache/ /root/.cache/
+
+FROM base AS build
+COPY --from=cache /root/.cache /root/.cache
+
+RUN find /root/.cache -type f
+
 ARG LLVM_VER=18
 ARG LLVM_VER_OLD=16
 ARG TARGETPLATFORM