pull/2/head
Jakub Panek 5 months ago
commit 9c8dd272e8
  1. 118
      .githooks/pre-commit
  2. 45
      .githooks/prepare-commit-msg
  3. 17
      .gitignore
  4. 2
      .shellcheckrc

@ -0,0 +1,118 @@
#!/bin/sh
#
# This hook checks that all local sources specified in the staged APKBUILDs
# are staged too or already committed and that checksums are correct.
#
set -eu
# Maximal allowed size (in bytes) of a file.
FILE_SIZE_LIMIT=262144 # 256 kiB
if ! command -v sha512sum >/dev/null; then
# macOS / BSDs (?) don't have sha512sum, but shasum.
alias sha512sum='shasum -a 512'
fi
error() {
printf '\033[0;31mpre-commit:\033[0m %s\n' "$1" >&2 # red
}
# Prints paths of created or modified files being committed.
changed_files() {
git diff-index \
--name-only \
--cached \
--diff-filter=ACMR HEAD \
-- "$@"
}
# Prints file names and checksums (in format <SHA-512>:<filename>) of local
# sources specified in the APKBUILD ($1).
abuild_local_sources() {
apkbuild="$1"
set +eu
. "$apkbuild" || {
error "$apkbuild is invalid"
return 1
}
set -eu
status=0
: ${source:=""}
for src in $source; do
# Skip remote sources.
case "$src" in */*) continue;; esac
echo "$sha512sums" | awk -v src="$src" '
{ if ($2 == src) { ok=1; print($2 ":" $1) } }
END { if (ok != 1) exit 1 }' || {
status=1
error "${apkbuild%/*}: file \"$src\" is missing in \$sha512sums (hint: run abuild checksum)"
}
done
return $status
}
# check if given object is a symlink
is_symlink() {
test "$(git ls-files --stage "$1" | awk '{print $1}')" = "120000"
}
# Checks that all local sources specified in the APKBUILD file ($1) are
# available in git tree and checksums are correct.
check_local_sources() {
local apkbuild="$1"
local startdir="${apkbuild%/*}"
local status=0
local checksum_act checksum_exp content filename line sources
sources=$(abuild_local_sources "$apkbuild")
for line in $sources; do
filename=${line%%:*}
checksum_exp=${line#*:}
if ! git cat-file -e ":$startdir/$filename" 2>/dev/null; then
error "$startdir: missing file \"$filename\""
status=1
continue
fi
if is_symlink ":$startdir/$filename"; then
continue
fi
checksum_act=$(git show ":$startdir/$filename" | sha512sum)
if [ "$checksum_act" != "$checksum_exp -" ]; then
error "$startdir: bad checksum for file \"$filename\" (hint: run abuild checksum)"
status=1
fi
done
return $status
}
# Checks if the file ($1) being committed is not bigger than FILE_SIZE_LIMIT.
check_file_size() {
local path="$1"
local size
size=$(git cat-file -s ":$path")
if [ $size -gt $FILE_SIZE_LIMIT ]; then
local size_kb=$(( size / 1024 ))
error "file \"$path\" is quite big ($(( size / 1024 )) kiB), better to upload it to dev.alpinelinux.org"
return 1
fi
}
for apkbuild in $(changed_files '**/APKBUILD'); do
check_local_sources "$apkbuild"
done
for path in $(changed_files); do
check_file_size "$path"
done

@ -0,0 +1,45 @@
#!/bin/sh
#
# This hook adds prefix "<repo>/<pkgname>: " to the commit message when
# committing changes of a single package.
#
MSG_FILE="$1"
SOURCE="$2"
longest_common_prefix() {
awk -F/ '
(NR == 1) { split($0, prefix); prefix_len = NF }
(NR > 1) {
for (i = 1; i <= prefix_len; i++) {
if (prefix[i] != $i) {
prefix_len = i - 1; break
}
}
}
(prefix_len == 0) { exit }
END {
res = prefix[1]
for (i = 2; i <= prefix_len; i++) {
res = res FS prefix[i]
}
print(res)
}'
}
prepend_msg() {
local prefix="$1"
printf '%s\n%s\n' "$prefix" "$(cat "$MSG_FILE")" > "$MSG_FILE"
}
# Do nothing if message has been given using -m, template, merge etc.
[ -z "$SOURCE" ] || exit 0
lcp=$(git diff-index --name-only --cached HEAD | longest_common_prefix)
case "$lcp" in
[^.]*/*) prepend_msg "$(echo "$lcp" | cut -d/ -f1-2): ";;
esac
exit 0

17
.gitignore vendored

@ -0,0 +1,17 @@
*.apk
*.gz
*.tgz
*.bz2
*.tbz2
*.zip
*.tags
*.xz
*.part
*.tar
src
pkg
pkg-*
build.log
core
!core/
.vscode/

@ -0,0 +1,2 @@
shell=/bin/ash
disable=SC2034,SC2154
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