nixpkgs/pkgs/tools/security/oath-toolkit/update.sh
schnusch 9da90bfa87 oathToolkit: 2.6.6 -> 2.6.7
add update script
2021-06-04 23:23:20 +02:00

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#!/usr/bin/env nix-shell
#!nix-shell -i bash -p curl git gnugrep nix
set -euo pipefail
nixfile='default.nix'
release_url='https://download.savannah.nongnu.org/releases/oath-toolkit/'
attr='oathToolkit'
command='oathtool --version'
color() {
printf '%s: \033[%sm%s\033[39m\n' "$0" "$1" "$2" >&2 || true
}
color 32 "downloading $release_url..."
if ! release_page=$(curl -Lf "$release_url"); then
color 31 "cannot download release page"
exit 1
fi
tarball_name=$(printf '%s\n' "$release_page" \
| grep -Po '(?<=href=").*?\.tar\.gz(?=")' \
| sort -n | tail -n1)
tarball_version="${tarball_name%.tar.*}"
tarball_version="${tarball_version##*-}"
tarball_url="mirror://savannah${release_url#https://*/releases}$tarball_name"
color 32 "nix-prefetch-url $tarball_url..."
if ! tarball_sha256=$(nix-prefetch-url --type sha256 "$tarball_url"); then
color 31 "cannot prefetch $tarball_url"
exit 1
fi
old_version=$(grep -Pom1 '(?<=version = ").*?(?=";)' "$nixfile")
version=$(printf 'version = "%s";\n' "$tarball_version")
sha256=$(printf 'sha256 = "%s";\n' "$tarball_sha256")
sed -e "s,version = .*,$version," -e "s,sha256 = .*,$sha256," -i "$nixfile"
if git diff --exit-code "$nixfile" > /dev/stderr; then
printf '\n' >&2 || true
color 32 "$tarball_version is up to date"
else
color 32 "running '$command' with nix-shell..."
nix-shell -p "callPackage ./$nixfile {}" --run "$command"
msg="$attr: $old_version -> $tarball_version"
printf '\n' >&2 || true
color 31 "$msg"
git commit -m "$msg" "$nixfile"
fi