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new logging api

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pull/1/head
ansuz 6 years ago
parent e963a19d4b
commit e1e6d51038
4 changed files with 146 additions and 29 deletions
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99
lib/log.js
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@ -0,0 +1,99 @@
/*jshint esversion: 6 */
var Store = require("../storage/file");
var Logger = module.exports;
/* Every line in the log should contain:
* timestamp
* public key of initiator
* the action
* the event's tag
*/
var messageTemplate = function (type, time, tag, info) {
return JSON.stringify([type.toUpperCase(), time, tag, info]);
};
var write = function (ctx, content) {
ctx.store.log(ctx.channelName, content);
};
// various degrees of logging
const logLevels = ['silly', 'debug', 'verbose', 'feedback', 'info', 'warn', 'error'];
var handlers = {
silly: function (ctx, time, tag, info) {
console.log('[SILLY]', time, tag, info);
},
debug: function (ctx, time, tag, info) {
console.log('[DEBUG]', time, tag, info);
},
verbose: function (ctx, time, tag, info) {
console.log('[VERBOSE]', time, tag, info);
},
feedback: function (ctx, time, tag, info) {
console.log('[FEEDBACK]', time, tag, info);
},
info: function (ctx, time, tag, info) {
console.info('[INFO]', time, tag, info);
},
warn: function (ctx, time, tag, info) {
console.warn('[WARN]', time, tag, info);
},
error: function (ctx, time, tag, info) {
console.error('[ERROR]', time, tag, info);
}
};
var createLogType = function (ctx, type) {
return function (tag, info) {
var time = new Date().toISOString();
var content;
try {
content = messageTemplate(type, time, tag, info);
} catch (e) {
return;
}
if (ctx.logToStdout && typeof(handlers[type]) === 'function') {
handlers[type](ctx, time, tag, info);
}
write(ctx, content);
};
};
// Log.verbose('THING', x);
Logger.create = function (config, cb) {
if (!config.logPath) {
// XXX don't crash, print that you won't log to file
throw new Error("Logger: Expected filePath");
}
/* config: {
filePath: '???',
logLevel: 'silly',
} */
var date = new Date();
var launchTime = ('' + date.getUTCFullYear()).slice(-2) + date.toISOString();
Store.create({
filePath: config.logPath,
}, function (store) {
var ctx = {
store: store,
channelName: launchTime,
logFeedback: Boolean(config.logFeedback),
// TODO respect configured log settings
logLevel: logLevels.indexOf(config.logLevel), // 0 for silly, 1 for debug
};
var log = {};
logLevels.forEach(function (type) {
log[type] = createLogType(ctx, type);
});
cb(Object.freeze(log));
});
};

64
rpc.js
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@ -27,6 +27,8 @@ var DEFAULT_LIMIT = 50 * 1024 * 1024;
var SESSION_EXPIRATION_TIME = 60 * 1000;
var SUPPRESS_RPC_ERRORS = false;
var Log;
var WARN = function (e, output) {
if (!SUPPRESS_RPC_ERRORS && e && output) {
console.error(new Date().toISOString() + ' [' + String(e) + ']', output);
@ -199,8 +201,7 @@ var checkSignature = function (signedMsg, signature, publicKey) {
try {
signedBuffer = Nacl.util.decodeUTF8(signedMsg);
} catch (e) {
console.log('invalid signedBuffer'); // FIXME logging
console.log(signedMsg);
Log.error('INVALID_SIGNED_BUFFER', signedMsg);
return null;
}
@ -217,8 +218,7 @@ var checkSignature = function (signedMsg, signature, publicKey) {
}
if (pubBuffer.length !== 32) {
console.log('public key length: ' + pubBuffer.length); // FIXME logging
console.log(publicKey);
Log.error('PUBLIC_KEY_LENGTH', publicKey);
return false;
}
@ -269,10 +269,10 @@ var loadUserPins = function (Env, publicKey, cb) {
}
break;
default:
WARN('invalid message read from store', msg); // FIXME logging
Log.warn('INVALID_STORED_MESSAGE', msg);
}
} catch (e) {
WARN('invalid message read from store', e); // FIXME logging
Log.warn('STORED_PARSE_ERROR', e);
}
}, function () {
// no more messages
@ -969,8 +969,11 @@ var upload_cancel = function (Env, publicKey, fileSize, cb) {
var path = makeFilePath(paths.staging, publicKey);
if (!path) {
console.log(paths.staging, publicKey); // FIXME logging
console.log(path);
Log.error('UPLOAD_CANCEL_INVALID_PATH', {
staging: paths.staging,
key: publicKey,
path: path,
});
return void cb('NO_FILE');
}
@ -1313,7 +1316,7 @@ var validateLoginBlock = function (Env, publicKey, signature, block, cb) {
try {
u8_signature = Nacl.util.decodeBase64(signature);
} catch (e) {
console.error(e); // FIXME logging
Log.error('INVALID_BLOCK_SIGNATURE', e);
return void cb('E_INVALID_SIGNATURE');
}
@ -1414,7 +1417,6 @@ var removeLoginBlock = function (Env, msg, cb) {
var block = Nacl.util.decodeUTF8('DELETE_BLOCK'); // clients and the server will have to agree on this constant
// FIXME deletion
// FIXME logging
validateLoginBlock(Env, publicKey, signature, block, function (e /*::, validatedBlock */) {
if (e) { return void cb(e); }
// derive the filepath
@ -1524,16 +1526,7 @@ var getActiveSessions = function (Env, ctx, cb) {
};
var adminCommand = function (Env, ctx, publicKey, config, data, cb) {
var admins = [];
try {
admins = (config.adminKeys || []).map(function (k) {
k = k.replace(/\/+$/, '');
var s = k.split('/');
return s[s.length-1];
});
} catch (e) {
console.error("Can't parse admin keys. Please update or fix your config.js file!"); // FIXME logging
}
var admins = Env.admins;
if (admins.indexOf(publicKey) === -1) {
return void cb("FORBIDDEN");
}
@ -1631,8 +1624,10 @@ RPC.create = function (
debuggable /*:<T>(string, T)=>T*/,
cb /*:(?Error, ?Function)=>void*/
) {
Log = config.log;
// load pin-store...
console.log('loading rpc module...'); // FIXME logging
Log.silly('LOADING RPC MODULE');
if (config.suppressRPCErrors) { SUPPRESS_RPC_ERRORS = true; }
@ -1649,8 +1644,20 @@ RPC.create = function (
pinStore: (undefined /*:any*/),
pinnedPads: {},
evPinnedPadsReady: mkEvent(true),
limits: {}
limits: {},
admins: [],
};
try {
Env.admins = (config.adminKeys || []).map(function (k) {
k = k.replace(/\/+$/, '');
var s = k.split('/');
return s[s.length-1];
});
} catch (e) {
console.error("Can't parse admin keys. Please update or fix your config.js file!");
}
debuggable('rpc_env', Env);
var Sessions = Env.Sessions;
@ -1718,7 +1725,7 @@ RPC.create = function (
respond(e, [null, isNew, null]);
});
default:
console.error("unsupported!"); // FIXME logging
Log.warn("UNSUPPORTED_RPC_CALL", msg);
return respond('UNSUPPORTED_RPC_CALL', msg);
}
};
@ -1727,13 +1734,14 @@ RPC.create = function (
if (!Env.msgStore) { Env.msgStore = ctx.store; }
if (!Array.isArray(data)) {
return void respond('INVALID_ARG_FORMAT'); // FIXME logging
Log.debug('INVALID_ARG_FORMET', data);
return void respond('INVALID_ARG_FORMAT');
}
if (!data.length) {
return void respond("INSUFFICIENT_ARGS");
} else if (data.length !== 1) {
console.log('[UNEXPECTED_ARGUMENTS_LENGTH] %s', data.length); // FIXME logging
Log.debug('UNEXPECTED_ARGUMENTS_LENGTH', data);
}
var msg = data[0].slice(0);
@ -1753,7 +1761,7 @@ RPC.create = function (
if (publicKey) {
getSession(Sessions, publicKey);
} else {
console.log("No public key"); // FIXME logging
Log.debug("NO_PUBLIC_KEY_PROVIDED", publicKey);
}
var cookie = msg[0];
@ -1775,7 +1783,7 @@ RPC.create = function (
return void respond("INVALID_SIGNATURE_OR_PUBLIC_KEY");
}
} else if (msg[1] !== 'UPLOAD') {
console.error("INVALID_RPC CALL:", msg[1]); // FIXME logging
Log.warn('INVALID_RPC_CALL', msg[1]);
return void respond("INVALID_RPC_CALL");
}
@ -1804,7 +1812,7 @@ RPC.create = function (
}
var handleMessage = function () {
if (config.logRPC) { console.log(msg[0]); }
Log.silly('LOG_RPC', msg[0]);
switch (msg[0]) {
case 'COOKIE': return void Respond(void 0);
case 'RESET':

9
server.js
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@ -104,7 +104,7 @@ if (!config.logFeedback) { return; }
const logFeedback = function (url) {
url.replace(/\?(.*?)=/, function (all, fb) {
console.log('[FEEDBACK] %s', fb);
config.log.feedback(fb, '');
});
};
@ -254,6 +254,13 @@ var historyKeeper;
// Initialize tasks, then rpc, then store, then history keeper and then start the server
var nt = nThen(function (w) {
// set up logger
var Logger = require("./lib/log");
console.log("Loading logging module");
Logger.create(config, w(function (_log) {
config.log = _log;
}));
}).nThen(function (w) {
var Tasks = require("./storage/tasks");
console.log("loading task scheduler");
Tasks.create(config, w(function (e, tasks) {

3
storage/file.js
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@ -468,6 +468,9 @@ module.exports.create = function (
if (!isValidChannelId(channelName)) { return void cb(new Error('EINVAL')); }
clearChannel(env, channelName, cb);
},
log: function (channelName, content, cb) {
message(env, channelName, content, cb);
},
shutdown: function () {
clearInterval(it);
}

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