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Refactor log reading

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This commit is contained in:
Calvin Montgomery 2013-08-11 22:32:02 -04:00
parent b06d8ff09f
commit 0bf80a375d
1 changed files with 97 additions and 67 deletions
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164
api.js
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@ -251,7 +251,7 @@ module.exports = function (Server) {
return;
}
var row = Auth.login(name, oldpw);
var row = Auth.login(name, oldpw, "");
if(!row) {
res.jsonp({
success: false,
@ -464,7 +464,7 @@ module.exports = function (Server) {
return;
}
var row = Auth.login(name, pw);
var row = Auth.login(name, pw, "");
if(!row) {
res.jsonp({
success: false,
@ -496,7 +496,7 @@ module.exports = function (Server) {
var name = req.query.name;
var session = req.query.session;
var row = Auth.login(name, session);
var row = Auth.login(name, "", session);
if(!row) {
res.jsonp({
success: false,
@ -512,74 +512,104 @@ module.exports = function (Server) {
});
});
/* END REGION */
var x = {
handleReadActionLog: function (params, req, res) {
var name = params.name || "";
var pw = params.pw || "";
var session = params.session || "";
var types = params.actions || "";
var row = Auth.login(name, pw, session);
if(!row || row.global_rank < 255) {
res.send(403);
return;
}
/* REGION log reading */
var actiontypes = types.split(",");
var actions = ActionLog.readLog(actiontypes);
this.sendJSON(res, actions);
},
/* action log */
app.get("/api/logging/actionlog", function (req, res) {
res.type("application/jsonp");
var name = req.query.name;
var session = req.query.session;
var types = req.query.actions;
// Helper function
pipeLast: function (res, file, len) {
fs.stat(file, function(err, data) {
if(err) {
res.send(500);
return;
}
var start = data.size - len;
if(start < 0) {
start = 0;
}
var end = data.size - 1;
fs.createReadStream(file, {start: start, end: end}).pipe(res);
});
},
handleReadLog: function (params, req, res) {
var name = params.name || "";
var pw = params.pw || "";
var session = params.session || "";
var row = Auth.login(name, pw, session);
if(!row || row.global_rank < 255) {
res.send(403);
return;
}
res.setHeader("Access-Control-Allow-Origin", "*");
var type = params.type || "";
if(type == "sys") {
this.pipeLast(res, "sys.log", 1024*1024);
}
else if(type == "err") {
this.pipeLast(res, "error.log", 1024*1024);
}
else if(type == "channel") {
var chan = params.channel || "";
fs.exists("chanlogs/" + chan + ".log", function(exists) {
if(exists) {
this.pipeLast(res, "chanlogs/" + chan + ".log", 1024*1024);
}
else {
res.send(404);
}
}.bind(this));
}
else {
res.send(400);
}
var row = Auth.login(name, "", session);
if(!row || row.global_rank < 255) {
res.send(403);
return;
}
};
types = types.split(",");
var actions = ActionLog.readLog(actiontypes);
res.jsonp(actions);
});
/* helper function to pipe the last N bytes of a file */
function pipeLast(res, file, len) {
fs.stat(file, function (err, data) {
if(err) {
res.send(500);
return;
}
var start = data.size - len;
if(start < 0) {
start = 0;
}
var end = data.size - 1;
fs.createReadStream(file, { start: start, end: end })
.pipe(res);
});
}
app.get("/api/logging/syslog", function (req, res) {
res.type("text/plain");
res.setHeader("Access-Control-Allow-Origin", "*");
var name = req.query.name;
var session = req.query.session;
var row = Auth.login(name, "", session);
if(!row || row.global_rank < 255) {
res.send(403);
return;
}
pipeLast(res, "sys.log", 1048576);
});
app.get("/api/logging/errorlog", function (req, res) {
res.type("text/plain");
res.setHeader("Access-Control-Allow-Origin", "*");
var name = req.query.name;
var session = req.query.session;
var row = Auth.login(name, "", session);
if(!row || row.global_rank < 255) {
res.send(403);
return;
}
pipeLast(res, "error.log", 1048576);
});
app.get("/api/logging/channels/:channel", function (req, res) {
res.type("text/plain");
res.setHeader("Access-Control-Allow-Origin", "*");
var name = req.query.name;
var session = req.query.session;
var row = Auth.login(name, "", session);
if(!row || row.global_rank < 255) {
res.send(403);
return;
}
var chan = req.params.channel || "";
if(!chan.match(/^[\w-_]+$/)) {
res.send(400);
return;
}
fs.exists("chanlogs/" + chan + ".log", function(exists) {
if(exists) {
pipeLast(res, "chanlogs/" + chan + ".log", 1048576);
} else {
res.send(404);
}
});
});
return null;
}