Add Alpine version 3.14

.github/workflows/ci.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        alpine: [ "3.13" ]
+        alpine: [ "3.13", "3.14" ]
         variant: [ "", "openrc" ]
         latest: [ false ]
 #        include:

3.14/Dockerfile

@@ -0,0 +1,35 @@
+FROM alpine:3.14.6 AS base
+
+RUN echo '@edge http://dl-cdn.alpinelinux.org/alpine/edge/main' >> /etc/apk/repositories \
+    && echo '@edgecommunity http://dl-cdn.alpinelinux.org/alpine/edge/community' >> /etc/apk/repositories \
+    && echo '@testing http://dl-cdn.alpinelinux.org/alpine/edge/testing' >> /etc/apk/repositories \
+    && apk add --no-cache su-exec ca-certificates
+
+FROM base AS openrc
+
+RUN apk add --no-cache openrc \
+    # Disable getty's
+    && sed -i 's/^\(tty\d\:\:\)/#\1/g' /etc/inittab \
+    && sed -i \
+        # Change subsystem type to "docker"
+        -e 's/#rc_sys=".*"/rc_sys="docker"/g' \
+        # Allow all variables through
+        -e 's/#rc_env_allow=".*"/rc_env_allow="\*"/g' \
+        # Start crashed services
+        -e 's/#rc_crashed_stop=.*/rc_crashed_stop=NO/g' \
+        -e 's/#rc_crashed_start=.*/rc_crashed_start=YES/g' \
+        # Define extra dependencies for services
+        -e 's/#rc_provide=".*"/rc_provide="loopback net"/g' \
+        /etc/rc.conf \
+    # Remove unnecessary services
+    && rm -f /etc/init.d/hwdrivers \
+            /etc/init.d/hwclock \
+            /etc/init.d/hwdrivers \
+            /etc/init.d/modules \
+            /etc/init.d/modules-load \
+            /etc/init.d/modloop \
+    # Can't do cgroups
+    && sed -i 's/\tcgroup_add_service/\t#cgroup_add_service/g' /lib/rc/sh/openrc-run.sh \
+    && sed -i 's/VSERVER/DOCKER/Ig' /lib/rc/sh/init.sh
+
+CMD ["/sbin/init"]

README.md

@@ -6,6 +6,8 @@
 |:-------------------------------------------------------------------------------------------------------:|:-------------------------------------------------------------------------------------------------------------------------------------------:|:---------------------------------------------------------------------------------------------------------------------------------------------------------------------:|
 |   `3.13` ([3.13/Dockerfile](https://github.com/dockage/alpine/blob/master/3.13/Dockerfile))   | [![Docker Size (3.13)](https://badgen.net/docker/size/dockage/alpine/3.13?icon=docker&label=size)](https://hub.docker.com/r/dockage/alpine) |        [![Docker Layers (3.13)](https://badgen.net/docker/layers/dockage/alpine/3.13/amd64?icon=docker&label=layers)](https://hub.docker.com/r/dockage/alpine)        |
 | `3.13-openrc` ([3.13/Dockerfile](https://github.com/dockage/alpine/blob/master/3.13/Dockerfile)) |   [![MicroBadger Size (3.13-openrc)](https://badgen.net/docker/size/dockage/alpine/3.13-openrc?icon=docker&label=size)](https://hub.docker.com/r/dockage/alpine)   | [![Docker Layers (3.13-openrc)](https://badgen.net/docker/layers/dockage/alpine/3.13-openrc/amd64?icon=docker&label=layers)](https://hub.docker.com/r/dockage/alpine) |
+|   `3.14` ([3.14/Dockerfile](https://github.com/dockage/alpine/blob/master/3.14/Dockerfile))   | [![Docker Size (3.14)](https://badgen.net/docker/size/dockage/alpine/3.14?icon=docker&label=size)](https://hub.docker.com/r/dockage/alpine) |        [![Docker Layers (3.14)](https://badgen.net/docker/layers/dockage/alpine/3.14/amd64?icon=docker&label=layers)](https://hub.docker.com/r/dockage/alpine)        |
+| `3.14-openrc` ([3.14/Dockerfile](https://github.com/dockage/alpine/blob/master/3.14/Dockerfile)) |   [![MicroBadger Size (3.14-openrc)](https://badgen.net/docker/size/dockage/alpine/3.14-openrc?icon=docker&label=size)](https://hub.docker.com/r/dockage/alpine)   | [![Docker Layers (3.14-openrc)](https://badgen.net/docker/layers/dockage/alpine/3.14-openrc/amd64?icon=docker&label=layers)](https://hub.docker.com/r/dockage/alpine) |
 
 Dockerfile to build an alpine base image with a couple of extra packages and enable some repositories.