diff options
Diffstat (limited to 'scripts/repo-add.sh.in')
| -rw-r--r-- | scripts/repo-add.sh.in | 84 |
1 files changed, 76 insertions, 8 deletions
diff --git a/scripts/repo-add.sh.in b/scripts/repo-add.sh.in index dfc93974..9b57ba76 100644 --- a/scripts/repo-add.sh.in +++ b/scripts/repo-add.sh.in @@ -30,6 +30,8 @@ confdir='@sysconfdir@' QUIET=0 DELTA=0 WITHFILES=0 +SIGN=0 +VERIFY=0 REPO_DB_FILE= LOCKFILE= CLEAN_LOCK=0 @@ -62,7 +64,7 @@ error() { # print usage instructions usage() { printf "repo-add, repo-remove (pacman) %s\n\n" "$myver" - printf "$(gettext "Usage: repo-add [-d] [-f] [-q] <path-to-db> <package|delta> ...\n")" + printf "$(gettext "Usage: repo-add [-d] [-f] [-q] [-s] [-v] <path-to-db> <package|delta> ...\n")" printf "$(gettext "Usage: repo-remove [-q] <path-to-db> <packagename|delta> ...\n\n")" printf "$(gettext "\ repo-add will update a package database by reading a package file.\n\ @@ -79,7 +81,8 @@ Use the -d/--delta flag to automatically generate and add a delta file\n\ between the old entry and the new one, if the old package file is found\n\ next to the new one.\n\n")" printf "$(gettext "\ -Use the -f/--files flag to update a database including file entries.\n\n")" +Use the -f/--files flag to update a database including file entries.\n\n +See repo-add(8) for more details and descriptions of the available options.\n\n")" echo "$(gettext "Example: repo-add /path/to/repo.db.tar.gz pacman-3.0.0.pkg.tar.gz")" echo "$(gettext "Example: repo-remove /path/to/repo.db.tar.gz kernel26")" } @@ -184,14 +187,56 @@ db_remove_delta() return 1 } # end db_remove_delta +# sign the package database once repackaged +create_signature() { + (( ! SIGN )) && return + local dbfile="$1" + local ret=0 + msg "$(gettext "Signing database...")" + if [ ! $(type -p "gpg") ]; then + error "$(gettext "Cannot find the gpg binary! Is gnupg installed?")" + exit 1 # $E_MISSING_PROGRAM + fi + gpg --detach-sign --use-agent "$dbfile" || ret=$? + if (( ! ret )); then + msg2 "$(gettext "Created signature file %s.")" "$dbfile.sig" + else + warning "$(gettext "Failed to sign package database.")" + fi +} + +# verify the existing package database signature +verify_signature() { + (( ! VERIFY )) && return + local dbfile="$1" + local ret=0 + msg "$(gettext "Verifying database signature...")" + if [ ! $(type -p "gpg") ]; then + error "$(gettext "Cannot find the gpg binary! Is gnupg installed?")" + exit 1 # $E_MISSING_PROGRAM + fi + if [[ ! -f $dbfile.sig ]]; then + warning "$(gettext "No existing signature found, skipping verification.")" + return + fi + gpg --verify "$dbfile.sig" || ret=$? + if (( ! ret )); then + msg2 "$(gettext "Database signature file verified.")" + else + error "$(gettext "Database signature was NOT valid!")" + exit 1 + fi +} + # write an entry to the pacman database # arg1 - path to package db_write_entry() { # blank out all variables local pkgfile="$1" - local pkgname pkgver pkgdesc csize size md5sum url arch builddate packager \ - _groups _licenses _replaces _depends _conflicts _provides _optdepends + local pkgname pkgver pkgdesc csize size url arch builddate packager \ + _groups _licenses _replaces _depends _conflicts _provides _optdepends \ + md5sum sha256sum pgpsig local OLDIFS="$IFS" # IFS (field separator) is only the newline character @@ -219,10 +264,19 @@ db_write_entry() IFS=$OLDIFS - # get md5sum and compressed size of package + csize=$(@SIZECMD@ "$pkgfile") + + # compute checksums + msg2 "$(gettext "Computing checksums...")" md5sum="$(openssl dgst -md5 "$pkgfile")" md5sum="${md5sum##* }" - csize=$(@SIZECMD@ "$pkgfile") + sha256sum="$(openssl dgst -sha256 "$pkgfile")" + sha256sum="${sha256sum##* }" + + # compute base64'd PGP signature + if [[ -f "$pkgfile.sig" ]]; then + pgpsig=$(openssl base64 -in "$pkgfile.sig" | tr -d '\n') + fi # ensure $pkgname and $pkgver variables were found if [[ -z $pkgname || -z $pkgver ]]; then @@ -264,9 +318,12 @@ db_write_entry() [[ -n $csize ]] && echo -e "%CSIZE%\n$csize\n" >>desc [[ -n $size ]] && echo -e "%ISIZE%\n$size\n" >>desc - # compute checksums - msg2 "$(gettext "Computing md5 checksums...")" + # add checksums echo -e "%MD5SUM%\n$md5sum\n" >>desc + echo -e "%SHA256SUM%\n$sha256sum\n" >>desc + + # add PGP sig + [[ -n $pgpsig ]] && echo -e "%PGPSIG%\n$pgpsig\n" >>desc [[ -n $url ]] && echo -e "%URL%\n$url\n" >>desc write_list_entry "LICENSE" "$_licenses" "desc" @@ -352,6 +409,7 @@ check_repo_db() exit 1 fi fi + verify_signature "$REPO_DB_FILE" msg "$(gettext "Extracting database to a temporary location...")" bsdtar -xf "$REPO_DB_FILE" -C "$tmpdir" else @@ -482,6 +540,8 @@ for arg in "$@"; do -q|--quiet) QUIET=1;; -d|--delta) DELTA=1;; -f|--files) WITHFILES=1;; + -s|--sign) SIGN=1;; + -v|--verify) VERIFY=1;; *) if [[ -z $REPO_DB_FILE ]]; then REPO_DB_FILE="$arg" @@ -514,6 +574,7 @@ if (( success )); then pushd "$tmpdir" >/dev/null if [[ -n $(ls) ]]; then bsdtar -c${TAR_OPT}f "$filename" * + create_signature "$filename" else # we have no packages remaining? zip up some emptyness warning "$(gettext "No packages remain, creating empty database.")" @@ -522,12 +583,19 @@ if (( success )); then popd >/dev/null [[ -f $REPO_DB_FILE ]] && mv -f "$REPO_DB_FILE" "${REPO_DB_FILE}.old" + [[ -f $REPO_DB_FILE.sig ]] && rm -f "$REPO_DB_FILE.sig" [[ -f $tmpdir/$filename ]] && mv "$tmpdir/$filename" "$REPO_DB_FILE" + [[ -f $tmpdir/$filename.sig ]] && mv "$tmpdir/$filename.sig" "$REPO_DB_FILE.sig" dblink="${REPO_DB_FILE%.tar.*}" target=${REPO_DB_FILE##*/} ln -sf "$target" "$dblink" 2>/dev/null || \ ln -f "$target" "$dblink" 2>/dev/null || \ cp "$REPO_DB_FILE" "$dblink" + if [[ -f "$target.sig" ]]; then + ln -sf "$target.sig" "$dblink.sig" 2>/dev/null || \ + ln -f "$target.sig" "$dblink.sig" 2>/dev/null || \ + cp "$REPO_DB_FILE.sig" "$dblink.sig" + fi else msg "$(gettext "No packages modified, nothing to do.")" exit 1 |