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Add mod_posix, fixes #5

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Matthew Wild 2008-12-06 23:21:55 +00:00
parent 8b821c21d3
commit c67ce2d2e1
1 changed files with 50 additions and 0 deletions
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50
plugins/mod_posix.lua Normal file
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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