Support Alpine 3.20 Noetic and drop 3.14 (#166)

* Install python packages by apk to fix PEP 668 error

.github/workflows/build.yaml

@@ -13,9 +13,9 @@ jobs:
     strategy:
       matrix:
         env:
-          - ALPINE_VERSION=3.14 ROS_DISTRO=noetic ROS_DISTRIBUTION_TYPE=ros1
           - ALPINE_VERSION=3.17 ROS_DISTRO=noetic ROS_DISTRIBUTION_TYPE=ros1
           - ALPINE_VERSION=3.17 ROS_DISTRO=humble ROS_DISTRIBUTION_TYPE=ros2
+          - ALPINE_VERSION=3.20 ROS_DISTRO=noetic ROS_DISTRIBUTION_TYPE=ros1
     steps:
       - name: Checkout
         uses: actions/checkout@v3

Dockerfile

@@ -1,6 +1,8 @@
-ARG ALPINE_VERSION=3.14
+# syntax=docker/dockerfile:1
+
+ARG ALPINE_VERSION=3.17
 FROM alpine:${ALPINE_VERSION}
-ARG ALPINE_VERSION=3.14
+ARG ALPINE_VERSION=3.17
 ARG ROS_DISTRO=noetic
 
 ENV ROS_DISTRO=${ROS_DISTRO}
@@ -9,33 +11,34 @@ RUN apk add --no-cache alpine-sdk lua-aports sudo \
   && adduser -G abuild -D builder \
   && echo "builder ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
 
-RUN apk add --no-cache \
-    ccache \
-    python3 \
-    py3-pip \
-    py3-yaml \
-    sed \
-  && pip3 install \
-    requests \
-    rosdep \
-    rosinstall_generator \
-    rospkg \
-    vcstool
-
 ARG ROS_PYTHON_VERSION=3
 ENV ROS_PYTHON_VERSION=${ROS_PYTHON_VERSION}
 
 RUN echo "http://alpine-ros.seqsense.org/v${ALPINE_VERSION}/backports" >> /etc/apk/repositories \
-  && echo "http://alpine-ros.seqsense.org/v${ALPINE_VERSION}/ros/${ROS_DISTRO}" >> /etc/apk/repositories \
-  && echo $'-----BEGIN PUBLIC KEY-----\n\
-MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnSO+a+rIaTorOowj3c8e\n\
-5St89puiGJ54QmOW9faDsTcIWhycl4bM5lftp8IdcpKadcnaihwLtMLeaHNJvMIP\n\
-XrgEEoaPzEuvLf6kF4IN8HJoFGDhmuW4lTuJNfsOIDWtLBH0EN+3lPuCPmNkULeo\n\
-iS3Sdjz10eB26TYiM9pbMQnm7zPnDSYSLm9aCy+gumcoyCt1K1OY3A9E3EayYdk1\n\
-9nk9IQKA3vgdPGCEh+kjAjnmVxwV72rDdEwie0RkIyJ/al3onRLAfN4+FGkX2CFb\n\
-a17OJ4wWWaPvOq8PshcTZ2P3Me8kTCWr/fczjzq+8hB0MNEqfuENoSyZhmCypEuy\n\
-ewIDAQAB\n\
------END PUBLIC KEY-----' > /etc/apk/keys/[email protected]
+  && echo "http://alpine-ros.seqsense.org/v${ALPINE_VERSION}/ros/${ROS_DISTRO}" >> /etc/apk/repositories
+COPY <<EOF /etc/apk/keys/[email protected]
+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnSO+a+rIaTorOowj3c8e
+5St89puiGJ54QmOW9faDsTcIWhycl4bM5lftp8IdcpKadcnaihwLtMLeaHNJvMIP
+XrgEEoaPzEuvLf6kF4IN8HJoFGDhmuW4lTuJNfsOIDWtLBH0EN+3lPuCPmNkULeo
+iS3Sdjz10eB26TYiM9pbMQnm7zPnDSYSLm9aCy+gumcoyCt1K1OY3A9E3EayYdk1
+9nk9IQKA3vgdPGCEh+kjAjnmVxwV72rDdEwie0RkIyJ/al3onRLAfN4+FGkX2CFb
+a17OJ4wWWaPvOq8PshcTZ2P3Me8kTCWr/fczjzq+8hB0MNEqfuENoSyZhmCypEuy
+ewIDAQAB
+-----END PUBLIC KEY-----
+EOF
+
+RUN apk add --no-cache \
+    ccache \
+    py3-pip \
+    py3-requests \
+    py3-rosdep \
+    py3-rosinstall-generator \
+    py3-rospkg \
+    py3-vcstool \
+    py3-yaml \
+    python3 \
+    sed
 
 RUN rosdep init \
   && sed -i -e 's|ros/rosdistro/master|alpine-ros/rosdistro/alpine-custom-apk|' /etc/ros/rosdep/sources.list.d/20-default.list
@@ -50,7 +53,7 @@ RUN mkdir -p /root/.ros \
 
 COPY setup.py /tmp/genapkbuild/
 COPY generate_rospkg_apkbuild /tmp/genapkbuild/generate_rospkg_apkbuild
-RUN pip3 install /tmp/genapkbuild
+RUN pip3 install $([ "${ALPINE_VERSION}" != '3.17' ] && echo -n '--break-system-packages') /tmp/genapkbuild
 
 COPY build-repo.sh /
 COPY sign-repo-index.sh /