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sketch out a method for graceful shutdown

pull/1/head
ansuz 2020-01-23 14:32:32 -05:00
parent 873a7c7c84
commit c146125283
1 changed files with 14 additions and 1 deletions
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15
rpc.js
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@ -1318,6 +1318,16 @@ var getActiveSessions = function (Env, ctx, cb) {
cb (void 0, [total, ips.length]);
};
var shutdown = function (Env, ctx, cb) {
return void cb('E_NOT_IMPLEMENTED');
//clearInterval(Env.sessionExpirationInterval);
// XXX set a flag to prevent incoming database writes
// XXX disconnect all users and reject new connections
// XXX wait until all pending writes are complete
// then process.exit(0);
// and allow system functionality to restart the server
};
var adminCommand = function (Env, ctx, publicKey, config, data, cb) {
var admins = Env.admins;
if (admins.indexOf(publicKey) === -1) {
@ -1336,6 +1346,8 @@ var adminCommand = function (Env, ctx, publicKey, config, data, cb) {
case 'FLUSH_CACHE':
config.flushCache();
return cb(void 0, true);
case 'SHUTDOWN':
return shutdown(Env, ctx, cb);
default:
return cb('UNHANDLED_ADMIN_COMMAND');
}
@ -1806,7 +1818,8 @@ RPC.create = function (config, cb) {
}).nThen(function () {
cb(void 0, rpc);
// expire old sessions once per minute
setInterval(function () {
// XXX allow for graceful shutdown
Env.sessionExpirationInterval = setInterval(function () {
expireSessions(Sessions);
}, SESSION_EXPIRATION_TIME);
});