- updated to 0.32.2, partial PLD merge

[packages/poldek.git] / poldek-config.sh

diff --git a/poldek-config.sh b/poldek-config.sh
new file mode 100755 (executable)
index 0000000..795e894
--- /dev/null
+++ b/poldek-config.sh
@@ -0,0 +1,101 @@
+#!/bin/sh
+#
+# poldek-config - poldek(1) configuration program
+#
+# poldek-config is an program to provide consistent configurability.
+# It accesses the main configuration file /etc/poldek/poldek.conf(5)
+# in a manner that is easy to use by scripted applications.
+#
+# Author: Elan Ruusamäe <glen@pld-linux.org>
+# Date: 2015-11-13
+
+usage() {
+       cat <<EOF
+Usage: $0 [options] command
+
+Commands:
+
+ignore [PACKAGE] [PACKAGE...]
+    Ignore package list - packages fits given mask will be invisible.
+
+hold [PACKAGE] [PACKAGE...]
+    Prevent package listed from being upgraded if they are already installed.
+
+keep_downloads yes|no
+    Do not remove downloaded packages after its successful installation.
+
+cachedir /var/cache/poldek
+    Cache directory for downloaded files. NOTE that parent directory of cachedir must exist.
+
+EOF
+}
+
+die() {
+       echo >&2 "$PROGRAM: $*"
+       exit 1
+}
+
+option_set() {
+       local option="$1"; shift
+       sed -i -re "/^#?$option\s*=/ s#.*#$option = $*#" "$poldek_conf"
+}
+
+# parse command line args
+parse_arguments() {
+       t=$(getopt -o hc: --long help -n "$PROGRAM" -- "$@")
+       [ $? != 0 ] && exit $?
+       eval set -- "$t"
+
+       while :; do
+               case "$1" in
+               -h|--help)
+                       usage
+                       exit 0
+               ;;
+               -c)
+                       shift
+                       poldek_conf=$1
+               ;;
+               --)
+                       shift
+                       break
+               ;;
+               *)
+                       die "Internal error: [$1] not recognized!"
+               ;;
+               esac
+               shift
+       done
+
+       if [ $# = 0 ]; then
+               usage
+               exit 1
+       fi
+
+       command=$1; shift
+       arguments="$*"
+}
+
+main() {
+       parse_arguments "$@"
+
+       case "$command" in
+               ignore|hold)
+                       option_set "$command" "$arguments"
+                       ;;
+               keep_downloads)
+                       option_set "keep downloads" "$arguments"
+                       ;;
+               cachedir|cache_dir)
+                       option_set "cachedir" "$arguments"
+                       ;;
+               *)
+                       die "Unknown command: $command"
+                       ;;
+       esac
+}
+
+PROGRAM="${0##*/}"
+poldek_conf=/etc/poldek/poldek.conf
+
+main "$@"