mirror of
https://github.com/vyos/vyos-build.git
synced 2025-10-01 20:28:40 +02:00
121 lines
3.5 KiB
Bash
Executable File
121 lines
3.5 KiB
Bash
Executable File
#!/bin/bash
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#
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# Copyright (C) 2020 VyOS maintainers and contributors
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#
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# This program is free software; you can redistribute it and/or modify
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# in order to easy exprort images built to "external" world
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# it under the terms of the GNU General Public License version 2 or later as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Parse debian/control like content and extract packages required by the
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# Build-Depends statement. Return a string with all required packages.
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#
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# Code below copied from https://stackoverflow.com/a/47707412 - Thank You!
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get_build_depends () {
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echo $(awk '
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/^Build-Depends:/ || /^ / && deps {
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sub(/^[^ ]+: /, "")
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deps = 1
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dep_str = dep_str ", " $0
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next
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}
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{ deps=0 }
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END {
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split(dep_str, dep_array, /, */)
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for (d in dep_array) {
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dep = dep_array[d]
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gsub(/[^a-z0-9_.-].*$/, "", dep)
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if (dep && !seen[dep]++) print dep
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}
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}' $1)
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}
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get_runtime_depends () {
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echo $(awk '
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/^Depends:/ || /^ / && deps {
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sub(/^[^ ]+: /, "")
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deps = 1
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dep_str = dep_str ", " $0
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next
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}
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{ deps=0 }
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END {
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split(dep_str, dep_array, /, */)
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for (d in dep_array) {
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dep = dep_array[d]
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gsub(/[^a-z0-9_.-].*$/, "", dep)
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if (dep && !seen[dep]++) print dep
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}
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}' $1)
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}
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# Some packages are required prior to running this script
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BOOTSTRAP_PACKAGES="devscripts curl equivs"
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for pkg in $BOOTSTRAP_PACKAGES
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do
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dpkg -s $pkg >/dev/null 2>&1
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if [ $? -ne 0 ]; then
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echo "Required package \"$pkg\" not installed"
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exit 1
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fi
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done
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echo ""
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echo "Below you can find a list of packages that are required as build time"
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echo "dependency for the individual package"
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echo ""
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echo "The generated content can be used to populate a file to provision"
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echo "e.g. a native build host or a Docker container"
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echo ""
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echo ""
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GIT_BRANCH=$(git rev-parse --abbrev-ref HEAD)
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# First we need to get vyos-world so we know all individual packages for VyOS
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curl -L https://github.com/vyos/vyos-world/raw/$GIT_BRANCH/debian/control \
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--output /tmp/vyos-world.control --retry 100 --retry-delay 1 --silent
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VYOS_PACKAGES=$(get_runtime_depends /tmp/vyos-world.control)
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rm -f /tmp/vyos-world.control
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for pkg in $VYOS_PACKAGES
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do
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# Check if repo exists
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res=$(curl -o /dev/null --silent -Iw '%{http_code}' https://github.com/vyos/$pkg)
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if [[ $res -ne 200 ]]; then
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continue
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fi
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CTRLFILE=/tmp/$pkg.control
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curl -L https://github.com/vyos/$pkg/raw/$GIT_BRANCH/debian/control \
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--output $CTRLFILE --retry 100 --retry-delay 1 --silent
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declare -a array
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declare -i length cnt
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array=($(get_build_depends $CTRLFILE))
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length=${#array[@]}
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cnt=0
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echo "# Packages needed to build '$pkg' from https://github.com/vyos/$pkg"
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echo "apt-get install -y \\"
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for name in "${array[@]}"; do
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cnt=$((cnt + 1))
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if [[ "$cnt" -eq "$length" ]]; then
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echo " $name"
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else
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echo " $name \\"
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fi
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done
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rm -f $CTRLFILE
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echo ""
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done
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