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stop relying on netflux-server internals

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* create RPC module from inside historyKeeper
* stop passing around netflux-server context
  * update to use newer netflux-server's formal APIs
* manage your own cache of indexes instead of storing things in the netflux context
This commit is contained in:
ansuz
2020-02-03 14:20:05 -05:00
parent 06c29ef1d1
commit 779e817443
5 changed files with 185 additions and 197 deletions
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66
lib/api.js
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@@ -4,8 +4,6 @@ const WebSocketServer = require('ws').Server;
const NetfluxSrv = require('chainpad-server');
module.exports.create = function (config) {
var rpc;
const log = config.log;
const wsConfig = {
server: config.httpServer,
};
@@ -32,35 +30,45 @@ module.exports.create = function (config) {
});
}, 1000 * 60 * 5); // run every five minutes
}));
}).nThen(function (w) {
require("./rpc").create(config, w(function (e, _rpc) {
if (e) {
w.abort();
throw e;
}
rpc = _rpc;
}));
}).nThen(function () {
var HK = require('./historyKeeper.js');
var hkConfig = {
tasks: config.tasks,
rpc: rpc,
store: config.store,
log: log,
};
// asynchronously create a historyKeeper and RPC together
require('./historyKeeper.js').create(config, function (err, historyKeeper) {
if (err) { throw err; }
var historyKeeper = HK.create(hkConfig);
var log = config.log;
NetfluxSrv.create(new WebSocketServer(wsConfig))
.on('channelClose', historyKeeper.channelClose)
.on('channelMessage', historyKeeper.channelMessage)
.on('channelOpen', historyKeeper.channelOpen)
.on('sessionClose', function (userId, reason) {
reason = reason; // XXX
})
.on('error', function (error, label, info) {
info = info; // XXX
})
.register(historyKeeper.id, historyKeeper.directMessage);
// spawn ws server and attach netflux event handlers
NetfluxSrv.create(new WebSocketServer(wsConfig))
.on('channelClose', historyKeeper.channelClose)
.on('channelMessage', historyKeeper.channelMessage)
.on('channelOpen', historyKeeper.channelOpen)
.on('sessionClose', function (userId, reason) {
if (['BAD_MESSAGE', 'SOCKET_ERROR', 'SEND_MESSAGE_FAIL_2'].indexOf(reason) !== -1) {
return void log.error('SESSION_CLOSE_WITH_ERROR', {
userId: userId,
reason: reason,
});
}
log.verbose('SESSION_CLOSE_ROUTINE', {
userId: userId,
reason: reason,
});
})
.on('error', function (error, label, info) {
if (!error) { return; }
/* labels:
SEND_MESSAGE_FAIL, SEND_MESSAGE_FAIL_2, FAIL_TO_DISCONNECT,
FAIL_TO_TERMINATE, HANDLE_CHANNEL_LEAVE, NETFLUX_BAD_MESSAGE,
NETFLUX_WEBSOCKET_ERROR
*/
log.error(label, {
code: error.code,
message: error.message,
stack: error.stack,
info: info,
});
})
.register(historyKeeper.id, historyKeeper.directMessage);
});
});
};