From 6750aef0178eecfd53742d16a53e18bdc918f8af Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Tue, 30 Jun 2020 22:39:44 +0200
Subject: [PATCH] gluon-core: add gluon-switch-domain utility
---
.../luasrc/usr/bin/gluon-switch-domain | 56 +++++++++++++++++++
.../files/lib/preinit/90_setup_mode | 4 ++
2 files changed, 60 insertions(+)
create mode 100755 package/gluon-core/luasrc/usr/bin/gluon-switch-domain
diff --git a/package/gluon-core/luasrc/usr/bin/gluon-switch-domain b/package/gluon-core/luasrc/usr/bin/gluon-switch-domain
new file mode 100755
index 000000000..a964bde96
--- /dev/null
+++ b/package/gluon-core/luasrc/usr/bin/gluon-switch-domain
@@ -0,0 +1,56 @@
+#!/usr/bin/lua
+
+local unistd = require 'posix.unistd'
+
+
+local function shift()
+ table.remove(arg, 1)
+end
+
+local reboot = true
+if arg[1] == '--no-reboot' then
+ reboot = false
+ shift()
+end
+
+local setup_mode = unistd.access('/var/gluon/setup-mode') == 0
+
+if #arg ~= 1 then
+ io.stderr:write('Usage: gluon-switch-domain [--no-reboot] <domain>\n')
+ os.exit(1)
+end
+local domain = arg[1]
+
+
+if not unistd.access('/lib/gluon/domains/') then
+ io.stderr:write('This Gluon firmware does not support multiple mesh domains.\n')
+ os.exit(1)
+end
+
+
+local function domain_exists(dom)
+ return unistd.access('/lib/gluon/domains/' .. dom .. '.json') == 0
+end
+
+if not domain_exists(domain) then
+ io.stderr:write(string.format("Error: invalid mesh domain '%s'\n", domain))
+ os.exit(1)
+end
+
+
+local uci = require('simple-uci').cursor()
+uci:set('gluon', 'core', 'switch_domain', domain)
+uci:set('gluon', 'core', 'reconfigure', true)
+uci:save('gluon')
+
+local cmd
+if setup_mode then
+ cmd = 'gluon-reconfigure'
+elseif reboot then
+ uci:commit('gluon')
+ cmd = 'reboot'
+else
+ cmd = 'gluon-reload'
+end
+
+unistd.execp(cmd, {[0] = cmd})
diff --git a/package/gluon-setup-mode/files/lib/preinit/90_setup_mode b/package/gluon-setup-mode/files/lib/preinit/90_setup_mode
index c38ac2812..b9365be1e 100644
--- a/package/gluon-setup-mode/files/lib/preinit/90_setup_mode
+++ b/package/gluon-setup-mode/files/lib/preinit/90_setup_mode
@@ -7,6 +7,10 @@ setup_mode_enable() {
if [ "$enabled" = 1 ] || [ "$configured" != 1 ]; then
echo '/lib/gluon/setup-mode/rc.d' > /tmp/rc_d_path
+
+ # This directory is a marker for scripts to know that we're
+ # in config mode, but it is also used for temporary files
+ mkdir -p /var/gluon/setup-mode
fi
}
--
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