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update.sh
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update.sh
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#!/bin/bash
set -eo pipefail
declare -A conf=(
[apache]=''
[fpm]='nginx'
[fpm-alpine]='nginx'
)
declare -A compose=(
[apache]='apache'
[fpm]='fpm'
[fpm-alpine]='fpm'
)
declare -A base=(
[apache]='debian'
[fpm]='debian'
[fpm-alpine]='alpine'
)
variants=(
apache
fpm
fpm-alpine
)
min_version='1.4'
dockerLatest='1.4'
dockerDefaultVariant='apache'
# version_greater_or_equal A B returns whether A >= B
function version_greater_or_equal() {
[[ "$(printf '%s\n' "$@" | sort -V | head -n 1)" != "$1" || "$1" == "$2" ]];
}
dockerRepo="monogramm/docker-roundcube"
# Retrieve automatically the latest versions
latests=( $( curl -fsSL 'https://api.github.com/repos/roundcube/roundcubemail-docker/tags' |tac|tac| \
grep -oE '[[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+' | \
sort -urV )
#1.4.x
)
# Remove existing images
echo "reset docker images"
rm -rf ./images/*
echo "update docker images"
travisEnv=
readmeTags=
for latest in "${latests[@]}"; do
version=$(echo "$latest" | cut -d. -f1-2)
# Only add versions >= "$min_version"
if version_greater_or_equal "$version" "$min_version"; then
for variant in "${variants[@]}"; do
# Create the version directory with a Dockerfile.
dir="images/$version-$variant"
if [ -d "$dir" ]; then
continue
fi
echo "updating $latest [$version-$variant]"
mkdir -p "$dir"
template="Dockerfile.${base[$variant]}"
cp "template/$template" "$dir/Dockerfile"
cp -r "template/hooks/" "$dir/"
cp -r "template/test/" "$dir/"
cp "template/.env" "$dir/.env"
cp "template/.dockerignore" "$dir/.dockerignore"
cp "template/docker-compose.${compose[$variant]}.test.yml" "$dir/docker-compose.test.yml"
if [ -n "${conf[$variant]}" ] && [ -d "template/${conf[$variant]}" ]; then
cp -r "template/${conf[$variant]}" "$dir/${conf[$variant]}"
fi
# Replace the variables.
sed -ri -e '
s/%%VARIANT%%/-'"$variant"'/g;
s/%%VERSION%%/'"$latest"'/g;
' "$dir/Dockerfile"
sed -ri -e '
s|DOCKER_TAG=.*|DOCKER_TAG='"$version"'|g;
s|DOCKER_REPO=.*|DOCKER_REPO='"$dockerRepo"'|g;
' "$dir/hooks/run"
# Create a list of "alias" tags for DockerHub post_push
if [ "$version" = "$dockerLatest" ]; then
if [ "$variant" = "$dockerDefaultVariant" ]; then
echo "$latest-$variant $version-$variant $variant $latest $version latest " > "$dir/.dockertags"
else
echo "$latest-$variant $version-$variant $variant " > "$dir/.dockertags"
fi
else
if [ "$variant" = "$dockerDefaultVariant" ]; then
echo "$latest-$variant $version-$variant $latest $version " > "$dir/.dockertags"
else
echo "$latest-$variant $version-$variant " > "$dir/.dockertags"
fi
fi
# Add Travis-CI env var
travisEnv='\n - VERSION='"$version"' VARIANT='"$variant$travisEnv"
# Add README.md tags
readmeTags="$readmeTags\n- \`$dir/Dockerfile\`: $(cat $dir/.dockertags)<!--+tags-->"
if [[ $1 == 'build' ]]; then
tag="$version-$variant"
echo "Build Dockerfile for ${tag}"
docker build -t "${dockerRepo}:${tag}" "$dir"
fi
done
fi
done
# update .travis.yml
travis="$(awk -v 'RS=\n\n' '$1 == "env:" && $2 == "#" && $3 == "Environments" { $0 = "env: # Environments'"$travisEnv"'" } { printf "%s%s", $0, RS }' .travis.yml)"
echo "$travis" > .travis.yml
# update README.md
sed -i -e '/^- .*<!--+tags-->/d' README.md
readme="$(awk -v 'RS=\n\n' '$1 == "Tags:" { $0 = "Tags:'"$readmeTags"'" } { printf "%s%s", $0, RS }' README.md)"
echo "$readme" > README.md