mrrl-logincaps

commit 233b085a8fa0b1eef043b2e61398eb6becd96707
parent e4da83dbb7d3fbea2421d5a327780653f8d1b40c
Author: Jan Pobrislo <ccx@te2000.cz>
Date:   Thu, 22 May 2025 21:10:30 +0000

rfkill capability

Diffstat:
M
sbin/login.capability.app-terminal
 | 
14
+++++++-------
A
sbin/login.capability.rfkill
 | 
96
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 103 insertions(+), 7 deletions(-)
diff --git a/sbin/login.capability.app-terminal b/sbin/login.capability.app-terminal
@@ -1,10 +1,11 @@
 #!/bin/zsh
 setopt no_unset extended_glob warn_create_global
 
+typeset -g scriptname=${0:t}
 die_n() {
 	exitcode=$1
 	shift
-	printf >&2 '%s\n' "$@"
+	printf >&2 '%s\n' "$scriptname: fatal: $@"
 	exit $exitcode
 }
 
@@ -16,6 +17,10 @@ die111() {
 	die_n 111 "$@"
 }
 
+die_usage() {
+	die100 "$@" "usage: login.capability.app-terminal app_name"
+}
+
 launch-urxvt() {
 	local container cmd exec_sock urxvt_sock
 	container=$1
@@ -86,13 +91,8 @@ check_command() {
 	quoted_cmd="${(j: :)quoted}"
 }
 
-ensure-container-started() {
-	[[ $1 == */* ]] && die "Invalid container name: ${(qqq)1}"
-	s6-svc -wU -T 4000 -o /run/service/container.$1 || die111 "failed to start container ${(qqq)1}"
-}
-
 main() {
-	[[ $# == 1 ]] || die100 "usage: ${0:t} app"
+	[[ $# == 1 ]] || die_usage "Incorrect number of arguments"
 	check_command $1
 	ensure-container-started $container
 	launch-urxvt $container $quoted_cmd
diff --git a/sbin/login.capability.rfkill b/sbin/login.capability.rfkill
@@ -0,0 +1,96 @@
+#!/bin/zsh
+setopt no_unset warn_create_global extended_glob
+
+# # rfkill -h
+#
+# Usage:
+#  rfkill [options] command [identifier ...]
+#
+# Tool for enabling and disabling wireless devices.
+#
+# Options:
+#  -J, --json             use JSON output format
+#  -n, --noheadings       don't print headings
+#  -o, --output <list>    define which output columns to use
+#      --output-all       output all columns
+#  -r, --raw              use the raw output format
+#
+#  -h, --help             display this help
+#  -V, --version          display version
+#
+# Available output columns:
+#  DEVICE      kernel device name
+#  ID          device identifier value
+#  TYPE        device type name that can be used as identifier
+#  TYPE-DESC   device type description
+#  SOFT        status of software block
+#  HARD        status of hardware block
+#
+# Commands:
+#  help
+#  event
+#  list   [identifier]
+#  block   identifier
+#  unblock identifier
+#  toggle  identifier
+#
+# For more details see rfkill(8).
+
+typeset -g scriptname=${0:t}
+die_n() {
+	exitcode=$1
+	shift
+	printf >&2 '%s\n' "$scriptname: fatal: $@"
+	exit $exitcode
+}
+
+die100() {
+	die_n 100 "$@"
+}
+
+die111() {
+	die_n 111 "$@"
+}
+
+die_usage() {
+	die100 "$@" "usage: login.capability.rfkill (block|unblock|toggle) identifier"
+}
+
+check_arguments() {
+	[[ $# == 2 ]] || die_usage "Incorrect number of arguments"
+	case $1 in
+		(block|unblock|toggle) return;;
+	esac
+	die_usage "invalid command: ${(qqq)1}"
+	case $2 in
+		([0-9]) return;;
+	esac
+	die100 "identifier not allowed: ${(qqq)2}"
+}
+
+ensure-container-started() {
+	[[ $1 == */* ]] && die "Invalid container name: ${(qqq)1}"
+	s6-svc -wU -T 4000 -o /run/service/container.$1 || die111 "failed to start container ${(qqq)1}"
+}
+
+container_exec() {
+	local container exec_sock
+	container=$1
+	shift
+
+	exec_sock=/run/containers/$container/run/exec/exec
+	[[ -S $exec_sock ]] ||
+		die111 "Socket for exec not present: ${(qqq)exec_sock}"
+
+	exec s6-sudo $exec_sock
+}
+
+main() {
+	check_arguments "$@"
+	ensure-container-started networking.networking
+	container_exec networking.networking rfkill "$@"
+}
+typeset -f -t main
+
+main "$@"
+#  vim: ft=zsh noet ts=4 sts=4 sw=4