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-rw-r--r--scripts/repo-add.sh.in378
1 files changed, 237 insertions, 141 deletions
diff --git a/scripts/repo-add.sh.in b/scripts/repo-add.sh.in
index b12188ce..2390a92c 100644
--- a/scripts/repo-add.sh.in
+++ b/scripts/repo-add.sh.in
@@ -28,7 +28,10 @@ myver='@PACKAGE_VERSION@'
confdir='@sysconfdir@'
QUIET=0
-REPO_DB_FILE=""
+REPO_DB_FILE=
+LOCKFILE=
+CLEAN_LOCK=0
+startdir="$PWD"
# ensure we have a sane umask set
umask 0022
@@ -57,8 +60,8 @@ error() {
# print usage instructions
usage() {
printf "repo-add, repo-remove (pacman) %s\n\n" "$myver"
- printf "$(gettext "Usage: repo-add [-q] <path-to-db> <package> ...\n")"
- printf "$(gettext "Usage: repo-remove [-q] <path-to-db> <packagename> ...\n\n")"
+ printf "$(gettext "Usage: repo-add [-q] <path-to-db> <package|delta> ...\n")"
+ printf "$(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\
Multiple packages to add can be specified on the command line.\n\n")"
@@ -93,36 +96,86 @@ write_list_entry() {
fi
}
-# write a delta entry to the pacman database
-# arg1 - path to delta
+find_pkgentry()
+{
+ local pkgname=$1
+ local pkgentry
+ for pkgentry in $tmpdir/$pkgname*; do
+ name=${pkgentry##*/}
+ if [ "${name%-*-*}" = "$pkgname" ]; then
+ echo $pkgentry
+ return 0
+ fi
+ done
+ return 1
+}
+
+# Get the package name from the delta filename
+get_delta_pkgname() {
+ local tmp
+
+ tmp=${1##*/}
+ echo ${tmp%-*-*_to*}
+}
+
+# write a delta entry
+# arg1 - path to delta file
db_write_delta()
{
- # blank out all variables
- local deltafile="$1"
- local filename=$(basename "$deltafile")
- local deltavars pkgname fromver tover arch csize md5sum
-
- # format of the delta filename:
- # (package)-(fromver)_to_(tover)-(arch).delta
- deltavars=( $(echo "$filename" | sed -e 's/\(.*\)-\(.*-.*\)_to_\(.*-.*\)-\(.*\).delta/\1 \2 \3 \4/') )
- pkgname=${deltavars[0]}
- fromver=${deltavars[1]}
- tover=${deltavars[2]}
- arch=${deltavars[3]}
-
- # get md5sum and size of delta
+ deltafile="$1"
+ pkgname="$(get_delta_pkgname $deltafile)"
+
+ pkgentry=$(find_pkgentry $pkgname)
+ if [ -z "$pkgentry" ]; then
+ return 1
+ fi
+ deltas="$pkgentry/deltas"
+ # create deltas file if it does not already exist
+ if [ ! -f "$deltas" ]; then
+ msg2 "$(gettext "Creating 'deltas' db entry...")"
+ echo -e "%DELTAS%" >>$deltas
+ fi
+ # get md5sum and compressed size of package
md5sum="$(openssl dgst -md5 "$deltafile" | awk '{print $NF}')"
csize=$(@SIZECMD@ "$deltafile")
- # ensure variables were found
- if [ -z "$pkgname" -o -z "$fromver" -o -z "$tover" -o -z "$arch" ]; then
- return 1
+ oldfile=$(xdelta3 printhdr $deltafile | grep "XDELTA filename (source)" | sed 's/.*: *//')
+ newfile=$(xdelta3 printhdr $deltafile | grep "XDELTA filename (output)" | sed 's/.*: *//')
+
+ if grep -q "$oldfile.*$newfile" $deltas; then
+ warning "$(gettext "An entry for '%s' already existed")" "$deltafile"
+ sed -i.backup "/$oldfile.*$newfile/d" $deltas && rm -f $deltas.backup
+ msg2 "$(gettext "Removing existing entry '%s'...")" "$deltafile"
fi
+ echo ${deltafile##*/} $md5sum $csize $oldfile $newfile >> $deltas
- # add the entry for this delta file
- echo -e "$fromver $tover $csize $filename $md5sum" >>deltas
+ return 0
} # end db_write_delta
+# remove a delta entry
+# arg1 - path to delta file
+db_remove_delta()
+{
+ deltafile="$1"
+ filename=${deltafile##*/}
+ pkgname="$(get_delta_pkgname $deltafile)"
+
+ pkgentry=$(find_pkgentry $pkgname)
+ if [ -z "$pkgentry" ]; then
+ return 1
+ fi
+ deltas="$pkgentry/deltas"
+ if [ ! -f "$deltas" ]; then
+ return 1
+ fi
+ if grep -q "$filename" $deltas; then
+ sed -i.backup "/$filename/d" $deltas && rm -f $deltas.backup
+ msg2 "$(gettext "Removing existing entry '%s'...")" "$filename"
+ return 0
+ fi
+
+ return 1
+} # end db_remove_delta
# write an entry to the pacman database
# arg1 - path to package
@@ -130,10 +183,8 @@ db_write_entry()
{
# blank out all variables
local pkgfile="$1"
- local pkgname pkgver pkgdesc url builddate packager csize size \
- group depend backup license replaces provides conflict force \
- _groups _depends _backups _licenses _replaces _provides _conflicts \
- startdir optdepend _optdepends md5sum
+ local pkgname pkgver pkgdesc csize size md5sum url arch builddate packager force \
+ _groups _licenses _replaces _depends _conflicts _provides _optdepends
local OLDIFS="$IFS"
# IFS (field separator) is only the newline character
@@ -150,12 +201,11 @@ db_write_entry()
declare $var="$val"
case "$var" in
group) _groups="$_groups$group\n" ;;
- depend) _depends="$_depends$depend\n" ;;
- backup) _backups="$_backups$backup\n" ;;
license) _licenses="$_licenses$license\n" ;;
replaces) _replaces="$_replaces$replaces\n" ;;
- provides) _provides="$_provides$provides\n" ;;
+ depend) _depends="$_depends$depend\n" ;;
conflict) _conflicts="$_conflicts$conflict\n" ;;
+ provides) _provides="$_provides$provides\n" ;;
optdepend) _optdepends="$_optdepends$optdepend\n" ;;
esac
done
@@ -172,8 +222,7 @@ db_write_entry()
return 1
fi
- startdir=$(pwd)
- pushd "$gstmpdir" 2>&1 >/dev/null
+ cd "$tmpdir"
if [ -d "$pkgname-$pkgver" ]; then
warning "$(gettext "An entry for '%s' already existed")" "$pkgname-$pkgver"
@@ -186,6 +235,9 @@ db_write_entry()
mkdir "$pkgname-$pkgver"
cd "$pkgname-$pkgver"
+ # restore an eventual deltas file
+ [ -f "../$pkgname.deltas" ] && mv "../$pkgname.deltas" deltas
+
# create desc entry
msg2 "$(gettext "Creating 'desc' db entry...")"
echo -e "%FILENAME%\n$(basename "$1")\n" >>desc
@@ -210,45 +262,14 @@ db_write_entry()
# create depends entry
msg2 "$(gettext "Creating 'depends' db entry...")"
+ # create the file even if it will remain empty
+ touch "depends"
write_list_entry "DEPENDS" "$_depends" "depends"
write_list_entry "CONFLICTS" "$_conflicts" "depends"
write_list_entry "PROVIDES" "$_provides" "depends"
write_list_entry "OPTDEPENDS" "$_optdepends" "depends"
- # create deltas entry if there are delta files
- # Xav : why should deltas be in $startdir?
- for delta in $startdir/$pkgname-*-*_to_*-*-$arch.delta; do
- # This for loop also pulls in all files that start with the current package
- # name and are followed by a -whatever. For instance, running this loop for
- # gcc would also grab gcc-libs. To guard against this, compare the package
- # name of the delta to the current package name.
- local filename=$(basename "$delta")
- local dpkgname="$(echo "$filename" | sed -e 's/\(.*\)-.*-.*_to_.*-.*-.*.delta/\1/')"
- if [ "$pkgname" = "$dpkgname" -a -f "$delta" ]; then
- # create deltas file if it does not already exist
- if [ ! -f "deltas" ]; then
- msg2 "$(gettext "Creating 'deltas' db entry...")"
- echo -e "%DELTAS%" >>deltas
- fi
-
- # write this delta entry
- if db_write_delta "$delta"; then
- msg2 "$(gettext "Added delta '%s'")" "$(basename "$delta")"
- else
- warning "$(gettext "Could not add delta '%s'")" "$(basename "$delta")"
- fi
- fi
- done
- # add the final newline
- [ -f "deltas" ] && echo -e "" >>deltas
-
- popd 2>&1 >/dev/null
-
- # preserve the modification time
- # Xav : what for?
- pkgdir="$gstmpdir/$pkgname-$pkgver"
- touch -r "$pkgfile" "$pkgdir/desc" "$pkgdir/depends"
- [ -f "$pkgdir/deltas" ] && touch -r "$pkgfile" "$pkgdir/deltas"
+ cd "$startdir"
return 0
} # end db_write_entry
@@ -256,20 +277,122 @@ db_write_entry()
# remove existing entries from the DB
# arg1 - package name
db_remove_entry() {
- pushd "$gstmpdir" 2>&1 >/dev/null
-
- # remove any other package in the DB with same name
- local existing
- for existing in *; do
- if [ "${existing%-*-*}" = "$1" ]; then
- msg2 "$(gettext "Removing existing package '%s'...")" "$existing"
- rm -rf "$existing"
+ local pkgname=$1
+ local notfound=1
+ local pkgentry=$(find_pkgentry $pkgname)
+ while [ -n "$pkgentry" ]; do
+ notfound=0
+ if [ -f "$pkgentry/deltas" ]; then
+ mv "$pkgentry/deltas" "$tmpdir/$pkgname.deltas"
fi
+ msg2 "$(gettext "Removing existing entry '%s'...")" \
+ "$(basename $pkgentry)"
+ rm -rf $pkgentry
+ pkgentry=$(find_pkgentry $pkgname)
done
-
- popd 2>&1 >/dev/null
+ return $notfound
} # end db_remove_entry
+check_repo_db()
+{
+ # check lock file
+ if ( set -o noclobber; echo "$$" > "$LOCKFILE") 2> /dev/null; then
+ CLEAN_LOCK=1
+ else
+ error "$(gettext "Failed to acquire lockfile: %s.")" "$LOCKFILE"
+ [ -f "$LOCKFILE" ] && error "$(gettext "Held by %s")" "$(cat $LOCKFILE)"
+ exit 1
+ fi
+
+ if [ -f "$REPO_DB_FILE" ]; then
+ if ! (bsdtar -tf "$REPO_DB_FILE" | grep -q "/desc"); then
+ error "$(gettext "Repository file '%s' is not a proper pacman database.")" "$REPO_DB_FILE"
+ exit 1
+ fi
+ msg "$(gettext "Extracting database to a temporary location...")"
+ bsdtar -xf "$REPO_DB_FILE" -C "$tmpdir"
+ else
+ if [ "$cmd" == "repo-remove" ]; then
+ error "$(gettext "Repository file '%s' was not found.")" "$REPO_DB_FILE"
+ exit 1
+ fi
+ fi
+}
+
+add()
+{
+ if [ ! -f "$1" ]; then
+ error "$(gettext "File '%s' not found.")" "$1"
+ return 1
+ fi
+
+ if [ "${1##*.}" == "delta" ]; then
+ deltafile=$1
+ msg "$(gettext "Adding delta '%s'")" "$deltafile"
+ if [ ! "$(type -p xdelta3)" ]; then
+ error "$(gettext "Cannot find the xdelta3 binary! Is xdelta3 installed?")"
+ exit 1
+ fi
+ if db_write_delta "$deltafile"; then
+ return 0
+ else
+ return 1
+ fi
+ fi
+
+ pkgfile=$1
+ if ! bsdtar -tf "$pkgfile" .PKGINFO 2>&1 >/dev/null; then
+ error "$(gettext "'%s' is not a package file, skipping")" "$pkgfile"
+ return 1
+ fi
+
+ msg "$(gettext "Adding package '%s'")" "$pkgfile"
+
+ db_write_entry "$pkgfile"
+}
+
+remove()
+{
+ if [ "${1##*.}" == "delta" ]; then
+ deltafile=$1
+ msg "$(gettext "Searching for delta '%s'...")" "$deltafile"
+ if db_remove_delta "$deltafile"; then
+ return 0
+ else
+ error "$(gettext "Delta matching '%s' not found.")" "$deltafile"
+ return 1
+ fi
+ fi
+
+ pkgname=$1
+ msg "$(gettext "Searching for package '%s'...")" "$pkgname"
+
+ if db_remove_entry "$pkgname"; then
+ rm -f "$tmpdir/$pkgname.deltas"
+ return 0
+ else
+ error "$(gettext "Package matching '%s' not found.")" "$pkgname"
+ return 1
+ fi
+}
+
+trap_exit()
+{
+ echo
+ error "$@"
+ exit 1
+}
+
+clean_up() {
+ local exit_code=$?
+
+ cd "$startdir"
+ [ -d "$tmpdir" ] && rm -rf "$tmpdir"
+ [ $CLEAN_LOCK -eq 1 -a -f "$LOCKFILE" ] && rm -f "$LOCKFILE"
+
+ exit $exit_code
+}
+
# PROGRAM START
# determine whether we have gettext; make it a no-op if we do not
@@ -279,17 +402,10 @@ if [ ! $(type -t gettext) ]; then
}
fi
-# check for help flags
-if [ "$1" = "-h" -o "$1" = "--help" ]; then
- usage
- exit 0
-fi
-
-# check for version flags
-if [ "$1" = "-V" -o "$1" = "--version" ]; then
- version
- exit 0
-fi
+case "$1" in
+ -h|--help) usage; exit 0;;
+ -V|--version) version; exit 0;;
+esac
# check for correct number of args
if [ $# -lt 2 ]; then
@@ -297,11 +413,6 @@ if [ $# -lt 2 ]; then
exit 1
fi
-# main routine
-gstmpdir=$(mktemp -d /tmp/repo-tools.XXXXXXXXXX) || (\
- error "$(gettext "Cannot create temp directory for database building.")"; \
- exit 1)
-
# figure out what program we are
cmd="$(basename $0)"
if [ "$cmd" != "repo-add" -a "$cmd" != "repo-remove" ]; then
@@ -309,55 +420,42 @@ if [ "$cmd" != "repo-add" -a "$cmd" != "repo-remove" ]; then
exit 1
fi
+tmpdir=$(mktemp -d /tmp/repo-tools.XXXXXXXXXX) || (\
+ error "$(gettext "Cannot create temp directory for database building.")"; \
+ exit 1)
+
+trap 'clean_up' EXIT
+trap 'trap_exit "$(gettext "TERM signal caught. Exiting...")"' TERM HUP QUIT
+trap 'trap_exit "$(gettext "Aborted by user! Exiting...")"' INT
+trap 'trap_exit "$(gettext "An unknown error has occured. Exiting...")"' ERR
+
success=0
# parse arguments
for arg in "$@"; do
- if [ "$arg" == "--force" -o "$arg" == "-f" ]; then
- warning "$(gettext "the -f and --force options are no longer recognized")"
- msg2 "$(gettext "use options=(force) in the PKGBUILD instead")"
- elif [ "$arg" == "--quiet" -o "$arg" == "-q" ]; then
- QUIET=1
- elif [ -z "$REPO_DB_FILE" ]; then
- REPO_DB_FILE="$arg"
- if [ -f "$REPO_DB_FILE" ]; then
- if ! (bsdtar -tf "$REPO_DB_FILE" | grep -q "/desc"); then
- error "$(gettext "Repository file '%s' is not a proper pacman database.")" "$REPO_DB_FILE"
- exit 1
- fi
- msg "$(gettext "Extracting database to a temporary location...")"
- bsdtar -xf "$REPO_DB_FILE" -C "$gstmpdir"
- elif [ "$cmd" == "repo-remove" ]; then
- error "$(gettext "Repository file '%s' was not found.")" "$REPO_DB_FILE"
- exit 1
- fi
- else
- if [ "$cmd" == "repo-add" ]; then
- if [ -f "$arg" ]; then
- if ! bsdtar -tf "$arg" .PKGINFO 2>&1 >/dev/null; then
- error "$(gettext "'%s' is not a package file, skipping")" "$arg"
- else
- msg "$(gettext "Adding package '%s'")" "$arg"
-
- if db_write_entry "$arg"; then
- success=1
- fi
- fi
+ case "$arg" in
+ -q|--quiet) QUIET=1;;
+
+ -f|--force)
+ warning "$(gettext "the -f and --force options are no longer recognized")"
+ msg2 "$(gettext "use options=(force) in the PKGBUILD instead")"
+ ;;
+
+ *)
+ if [ -z "$REPO_DB_FILE" ]; then
+ REPO_DB_FILE="$arg"
+ LOCKFILE="$REPO_DB_FILE.lck"
+ check_repo_db
else
- error "$(gettext "Package '%s' not found.")" "$arg"
+ case "$cmd" in
+ repo-add) add $arg && success=1 ;;
+ repo-remove) remove $arg && success=1 ;;
+ esac
fi
- elif [ "$cmd" == "repo-remove" ]; then
- msg "$(gettext "Searching for package '%s'...")" "$arg"
-
- if db_remove_entry "$arg"; then
- success=1
- else
- error "$(gettext "Package matching '%s' not found.")" "$arg"
- fi
- fi
- fi
+ ;;
+ esac
done
-# if all operations were a success, re-zip database
+# if at least one operation was a success, re-zip database
if [ $success -eq 1 ]; then
msg "$(gettext "Creating updated database file '%s'")" "$REPO_DB_FILE"
@@ -370,22 +468,20 @@ if [ $success -eq 1 ]; then
filename=$(basename "$REPO_DB_FILE")
- pushd "$gstmpdir" 2>&1 >/dev/null
+ cd "$tmpdir"
if [ -n "$(ls)" ]; then
bsdtar -c${TAR_OPT}f "$filename" *
else
# the database will be moved to .old below, and there will be no new one to replace it
error "$(gettext "All packages have been removed from the database. Deleting '%s'.")" "$REPO_DB_FILE"
fi
- popd 2>&1 >/dev/null
+ cd "$startdir"
[ -f "$REPO_DB_FILE" ] && mv -f "$REPO_DB_FILE" "${REPO_DB_FILE}.old"
- [ -f "$gstmpdir/$filename" ] && mv "$gstmpdir/$filename" "$REPO_DB_FILE"
+ [ -f "$tmpdir/$filename" ] && mv "$tmpdir/$filename" "$REPO_DB_FILE"
else
msg "$(gettext "No packages modified, nothing to do.")"
fi
-# remove the temp directory used to unzip
-[ -d "$gstmpdir" ] && rm -rf "$gstmpdir"
-
+exit 0
# vim: set ts=2 sw=2 noet: