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-rw-r--r--plugins/mod_posix.lua50
1 files changed, 50 insertions, 0 deletions
diff --git a/plugins/mod_posix.lua b/plugins/mod_posix.lua
new file mode 100644
index 00000000..8dc4c77d
--- /dev/null
+++ b/plugins/mod_posix.lua
@@ -0,0 +1,50 @@
+
+local pposix = assert(require "util.pposix");
+
+local config_get = require "core.configmanager".get;
+local logger_set = require "util.logger".setwriter;
+
+module.host = "*"; -- we're a global module
+
+if not config_get("*", "core", "no_daemonize") then
+ local function daemonize_server()
+ local logwriter;
+
+ local logfilename = config_get("*", "core", "log");
+ if logfilename then
+ local logfile = io.open(logfilename, "a+");
+ if logfile then
+ local write, format, flush = logfile.write, string.format, logfile.flush;
+ logwriter = function (name, level, message, ...)
+ if ... then
+ write(logfile, name, "\t", level, "\t", format(message, ...), "\n");
+ else
+ write(logfile, name, "\t" , level, "\t", message, "\n");
+ end
+ flush(logfile);
+ end;
+ end
+ else
+ log("debug", "No logging specified, will continue with default");
+ end
+
+ local ok, ret = pposix.daemonize();
+ if not ok then
+ log("error", "Failed to daemonize: %s", ret);
+ elseif ret and ret > 0 then
+ log("info", "Daemonized to pid %d", ret);
+ os.exit(0);
+ else
+ log("info", "Successfully daemonized");
+
+ if logwriter then
+ local ok, ret = logger_set(logwriter);
+ if not ok then
+ log("error", "Couldn't set new log output: %s", ret);
+ end
+ end
+
+ end
+ end
+ module:add_event_hook("server-starting", daemonize_server);
+end