From d39d3b3a0997a997af48e4446e4b97c53be2439d Mon Sep 17 00:00:00 2001
From: Thomas Bächler <thomas@archlinux.org>
Date: Sun, 4 May 2014 10:31:00 +0200
Subject: makepkg: Introduce validpgpkeys array
If validpgpkeys is set in the PKGBUILD, signature checking fails if
the fingerprint of the key used to create the signature is not listed
in the array.
The key's trust value is ignored.
Signed-off-by: Allan McRae <allan@archlinux.org>
---
scripts/makepkg.sh.in | 23 ++++++++++++++++++-----
1 file changed, 18 insertions(+), 5 deletions(-)
(limited to 'scripts')
diff --git a/scripts/makepkg.sh.in b/scripts/makepkg.sh.in
index 21bb289c..96e53499 100644
--- a/scripts/makepkg.sh.in
+++ b/scripts/makepkg.sh.in
@@ -1245,9 +1245,9 @@ check_checksums() {
}
parse_gpg_statusfile() {
- local type arg1 arg6
+ local type arg1 arg6 arg10
- while read -r _ type arg1 _ _ _ _ arg6 _; do
+ while read -r _ type arg1 _ _ _ _ arg6 _ _ _ arg10 _; do
case "$type" in
GOODSIG)
pubkey=$arg1
@@ -1283,6 +1283,15 @@ parse_gpg_statusfile() {
status="error"
fi
;;
+ VALIDSIG)
+ if [[ $arg10 ]]; then
+ # If the file was signed with a subkey, arg10 contains
+ # the fingerprint of the primary key
+ fingerprint=$arg10
+ else
+ fingerprint=$arg1
+ fi
+ ;;
TRUST_UNDEFINED|TRUST_NEVER)
trusted=0
;;
@@ -1299,7 +1308,7 @@ check_pgpsigs() {
msg "$(gettext "Verifying source file signatures with %s...")" "gpg"
- local file ext decompress found pubkey success status trusted
+ local file ext decompress found pubkey success status fingerprint trusted
local warning=0
local errors=0
local statusfile=$(mktemp)
@@ -1346,6 +1355,7 @@ check_pgpsigs() {
success=0
status=
pubkey=
+ fingerprint=
trusted=
parse_gpg_statusfile "$statusfile"
if (( ! $success )); then
@@ -1366,9 +1376,12 @@ check_pgpsigs() {
esac
errors=1
else
- if (( ! $trusted )); then
+ if (( ${#validpgpkeys[@]} == 0 && ! $trusted )); then
printf "%s ($(gettext "the public key %s is not trusted"))" $(gettext "FAILED") "$pubkey" >&2
errors=1
+ elif (( ${#validpgpkeys[@]} > 0 )) && ! in_array "$fingerprint" "${validpgpkeys[@]}"; then
+ printf "%s (%s $pubkey)" "$(gettext "FAILED")" "$(gettext "invalid public key")"
+ errors=1
else
printf '%s' "$(gettext "Passed")" >&2
case "$status" in
@@ -2881,7 +2894,7 @@ fi
unset pkgname pkgbase pkgver pkgrel epoch pkgdesc url license groups provides
unset md5sums replaces depends conflicts backup source install changelog build
-unset makedepends optdepends options noextract
+unset makedepends optdepends options noextract validpgpkeys
BUILDFILE=${BUILDFILE:-$BUILDSCRIPT}
if [[ ! -f $BUILDFILE ]]; then
--
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