move to codeberg (#11)

- switch to meson+ninja
- enhance documentaion

.woodpecker/build.yaml

@@ -0,0 +1,32 @@
+matrix:
+  platform:
+    - linux/amd64
+
+labels:
+  platform: ${platform}
+    
+steps:
+  build:
+    when:
+      event: [push]
+    image: alpine:latest
+    commands:
+      - apk update
+      - apk add --no-cache bash build-base gdb pkgconfig meson ninja perl bind-tools
+      - meson setup --reconfigure build
+      - ninja -C build
+
+  test:
+    when:
+      event: [push]
+    image: alpine:latest
+    commands:
+      - apk update
+      - apk add --no-cache bash bind-tools
+      - build/udpxd -l 127.0.0.1:53 -t 8.8.8.8:53 &
+      - dig +nocmd +noall +answer google.de a @127.0.0.1
+      - killall udpxd
+      #- build/udpxd -l [::1]:53 -t [2001:4860:4860::8888]:53 &
+      #- dig +nocmd +noall +answer google.de a @::1
+      #- killall udpxd
+

.woodpecker/release.sh

@@ -0,0 +1,54 @@
+#!/bin/bash
+
+# This is my own simple codeberg generic releaser. It takes to
+# binaries to be uploaded as arguments and takes every other args from
+# env. Works on tags or normal commits (push), tags must start with v.
+
+
+set -e
+
+die() {
+    echo $*
+    exit 1
+}
+
+if test -z "$DEPLOY_TOKEN"; then
+    die "token DEPLOY_TOKEN not set"
+fi
+
+git fetch --all
+
+# determine current tag or commit hash
+version="$CI_COMMIT_TAG"
+previous=""
+log=""
+if test -z "$version"; then
+    version="${CI_COMMIT_SHA:0:6}"
+    log=$(git log -1 --oneline)
+else
+    previous=$(git tag -l | grep -E "^v" | tac | grep -A1 "$version" | tail -1)
+    log=$(git log -1 --oneline "${previous}..${version}" | sed 's|^|- |g')
+fi
+
+# release body
+printf "# Changes\n\n %s\n" "$log" > body.txt
+
+# create the release
+https --ignore-stdin --check-status -b -A bearer -a "$DEPLOY_TOKEN" POST \
+      "https://codeberg.org/api/v1/repos/${CI_REPO_OWNER}/${CI_REPO_NAME}/releases" \
+      tag_name="$version" name="Release $version" body=@body.txt > release.json
+
+# we need the id to upload files
+ID=$(jq -r .id < release.json)
+
+if test -z "$ID"; then
+    cat release.json
+    die "failed to create release"
+fi
+
+# actually upload
+for file in "$@"; do
+    https --ignore-stdin --check-status -A bearer -a "$DEPLOY_TOKEN" -f POST \
+          "https://codeberg.org/api/v1/repos/${CI_REPO_OWNER}/${CI_REPO_NAME}/releases/$ID/assets" \
+          "name=${file}" "attachment@${file}"
+done

.woodpecker/release.yaml

@@ -0,0 +1,31 @@
+# build release
+
+labels:
+  platform: linux/amd64
+    
+steps:
+  compile:
+    when:
+      event: [tag,manual]
+    image: alpine:latest
+    commands:
+      - apk update
+      - apk add --no-cache bash build-base gdb pkgconfig meson ninja perl git
+      - meson setup --reconfigure --prefer-static  -Dc_link_args="-static -ldl" --buildtype=release build
+      - ninja -C build
+      - meson dist -C build --formats xztar,gztar,zip --allow-dirty
+      - file build/udpxd
+      - mv build/udpxd udpxd-linux-amd64-$CI_COMMIT_TAG
+      - mv build/meson-dist/* .
+
+  release:
+    image: alpine:latest
+    when:
+      event: [tag,manual]
+    environment:
+      DEPLOY_TOKEN:
+        from_secret: DEPLOY_TOKEN
+    commands:
+      - apk update
+      - apk add --no-cache bash httpie jq git
+      - .woodpecker/release.sh udpxd-*