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update.sh
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update.sh
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#!/usr/bin/env bash
set -Eeuo pipefail
cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"
source '.architectures-lib'
versions=( "$@" )
if [ ${#versions[@]} -eq 0 ]; then
versions=( */ )
fi
versions=( "${versions[@]%/}" )
# see http://stackoverflow.com/a/2705678/433558
sed_escape_lhs() {
echo "$@" | sed -e 's/[]\/$*.^|[]/\\&/g'
}
sed_escape_rhs() {
echo "$@" | sed -e 's/[\/&]/\\&/g' | sed -e ':a;N;$!ba;s/\n/\\n/g'
}
# https://github.com/golang/go/issues/13220
allGoVersions=()
apiBaseUrl='https://www.googleapis.com/storage/v1/b/golang/o?fields=nextPageToken,items%2Fname'
pageToken=
while [ "$pageToken" != 'null' ]; do
page="$(curl -fsSL "$apiBaseUrl&pageToken=$pageToken")"
allGoVersions+=( $(
echo "$page" \
| jq -r '.items[].name' \
| grep -E '^go[0-9].*[.]src[.]tar[.]gz$' \
| sed -r -e 's!^go!!' -e 's![.]src[.]tar[.]gz$!!'
) )
# TODO extract per-version "available binary tarballs" information while we've got it handy here?
pageToken="$(echo "$page" | jq -r '.nextPageToken')"
done
travisEnv=
appveyorEnv=
for version in "${versions[@]}"; do
rcVersion="${version%-rc}"
rcGrepV='-v'
if [ "$rcVersion" != "$version" ]; then
rcGrepV=
fi
rcGrepV+=' -E'
rcGrepExpr='beta|rc'
fullVersion="$(
echo "${allGoVersions[@]}" | xargs -n1 \
| grep $rcGrepV -- "$rcGrepExpr" \
| grep -E "^${rcVersion}([.a-z]|$)" \
| sort -V \
| tail -1
)" || true
if [ -z "$fullVersion" ]; then
echo >&2 "warning: cannot find full version for $version"
continue
fi
fullVersion="${fullVersion#go}" # strip "go" off "go1.4.2"
# https://github.com/golang/build/commit/24f7399f96feb8dd2fc54f064e47a886c2f8bb4a
srcSha256="$(curl -fsSL "https://storage.googleapis.com/golang/go${fullVersion}.src.tar.gz.sha256")"
if [ -z "$srcSha256" ]; then
echo >&2 "warning: cannot find sha256 for $fullVersion src tarball"
continue
fi
linuxArchCase='dpkgArch="$(dpkg --print-architecture)"; '$'\\\n'
linuxArchCase+=$'\t''case "${dpkgArch##*-}" in '$'\\\n'
for dpkgArch in $(dpkgArches "$version"); do
goArch="$(dpkgToGoArch "$version" "$dpkgArch")"
sha256="$(curl -fsSL "https://storage.googleapis.com/golang/go${fullVersion}.linux-${goArch}.tar.gz.sha256")"
if [ -z "$sha256" ]; then
echo >&2 "warning: cannot find sha256 for $fullVersion on arch $goArch"
continue 2
fi
linuxArchCase+=$'\t\t'"$dpkgArch) goRelArch='linux-$goArch'; goRelSha256='$sha256' ;; "$'\\\n'
done
linuxArchCase+=$'\t\t'"*) goRelArch='src'; goRelSha256='$srcSha256'; "$'\\\n'
linuxArchCase+=$'\t\t\t''echo >&2; echo >&2 "warning: current architecture ($dpkgArch) does not have a corresponding Go binary release; will be building from source"; echo >&2 ;; '$'\\\n'
linuxArchCase+=$'\t''esac'
windowsSha256="$(curl -fsSL "https://storage.googleapis.com/golang/go${fullVersion}.windows-amd64.zip.sha256")"
for variant in \
alpine{3.9,3.10} \
stretch buster \
; do
if [ -d "$version/$variant" ]; then
tag="$variant"
template='debian'
case "$variant" in
alpine*) tag="${variant#alpine}"; template='alpine' ;;
esac
sed -r \
-e 's!%%VERSION%%!'"$fullVersion"'!g' \
-e 's!%%TAG%%!'"$tag"'!g' \
-e 's!%%SRC-SHA256%%!'"$srcSha256"'!g' \
-e 's!%%ARCH-CASE%%!'"$(sed_escape_rhs "$linuxArchCase")"'!g' \
"Dockerfile-${template}.template" > "$version/$variant/Dockerfile"
travisEnv='\n - os: linux\n env: VERSION='"$version VARIANT=$variant$travisEnv"
fi
done
for winVariant in \
nanoserver-{1803,1809} \
windowsservercore-{ltsc2016,1803,1809} \
; do
if [ -d "$version/windows/$winVariant" ]; then
sed -r \
-e 's!%%VERSION%%!'"$fullVersion"'!g' \
-e 's!%%WIN-SHA256%%!'"$windowsSha256"'!g' \
-e 's!%%MICROSOFT-TAG%%!'"${winVariant#*-}"'!g' \
"Dockerfile-windows-${winVariant%%-*}.template" > "$version/windows/$winVariant/Dockerfile"
case "$winVariant" in
*-1803) travisEnv='\n - os: windows\n dist: 1803-containers\n env: VERSION='"$version VARIANT=windows/$winVariant$travisEnv" ;;
*-1809) ;; # no AppVeyor or Travis support for 1809: https://github.com/appveyor/ci/issues/1885 and https://github.com/appveyor/ci/issues/2676
*) appveyorEnv='\n - version: '"$version"'\n variant: '"$winVariant$appveyorEnv" ;;
esac
fi
done
echo "$version: $fullVersion ($srcSha256)"
done
travis="$(awk -v 'RS=\n\n' '$1 == "matrix:" { $0 = "matrix:\n include:'"$travisEnv"'" } { printf "%s%s", $0, RS }' .travis.yml)"
echo "$travis" > .travis.yml
appveyor="$(awk -v 'RS=\n\n' '$1 == "environment:" { $0 = "environment:\n matrix:'"$appveyorEnv"'" } { printf "%s%s", $0, RS }' .appveyor.yml)"
echo "$appveyor" > .appveyor.yml