Very basic and workable HLS ingestion server for ffmpeg

master
TheThing 2023-11-09 11:21:38 +00:00
parent 85534678e7
commit 4b63a2cfb2
14 changed files with 1336 additions and 0 deletions

1
.npmrc Normal file
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package-lock=false

81
api/formidable/file.js Normal file
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if (global.GENTLY) require = GENTLY.hijack(require);
var util = require('util'),
fs = require('fs'),
EventEmitter = require('events').EventEmitter,
crypto = require('crypto');
function File(properties) {
EventEmitter.call(this);
this.size = 0;
this.path = null;
this.name = null;
this.type = null;
this.hash = null;
this.lastModifiedDate = null;
this._writeStream = null;
for (var key in properties) {
this[key] = properties[key];
}
if(typeof this.hash === 'string') {
this.hash = crypto.createHash(properties.hash);
} else {
this.hash = null;
}
}
module.exports = File;
util.inherits(File, EventEmitter);
File.prototype.open = function() {
this._writeStream = new fs.WriteStream(this.path);
};
File.prototype.toJSON = function() {
var json = {
size: this.size,
path: this.path,
name: this.name,
type: this.type,
mtime: this.lastModifiedDate,
length: this.length,
filename: this.filename,
mime: this.mime
};
if (this.hash && this.hash != "") {
json.hash = this.hash;
}
return json;
};
File.prototype.write = function(buffer, cb) {
var self = this;
if (self.hash) {
self.hash.update(buffer);
}
if (this._writeStream.closed) {
return cb();
}
this._writeStream.write(buffer, function() {
self.lastModifiedDate = new Date();
self.size += buffer.length;
self.emit('progress', self.size);
cb();
});
};
File.prototype.end = function(cb) {
var self = this;
if (self.hash) {
self.hash = self.hash.digest('hex');
}
this._writeStream.end(function() {
self.emit('end');
cb();
});
};

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if (global.GENTLY) require = GENTLY.hijack(require);
var crypto = require('crypto');
var fs = require('fs');
var util = require('util'),
path = require('path'),
File = require('./file'),
MultipartParser = require('./multipart_parser').MultipartParser,
QuerystringParser = require('./querystring_parser').QuerystringParser,
OctetParser = require('./octet_parser').OctetParser,
JSONParser = require('./json_parser').JSONParser,
StringDecoder = require('string_decoder').StringDecoder,
EventEmitter = require('events').EventEmitter,
Stream = require('stream').Stream,
os = require('os');
function IncomingForm(opts) {
if (!(this instanceof IncomingForm)) return new IncomingForm(opts);
EventEmitter.call(this);
opts=opts||{};
this.error = null;
this.ended = false;
this.maxFields = opts.maxFields || 1000;
this.maxFieldsSize = opts.maxFieldsSize || 20 * 1024 * 1024;
this.maxFileSize = opts.maxFileSize || 200 * 1024 * 1024;
this.keepExtensions = opts.keepExtensions || false;
this.uploadDir = opts.uploadDir || (os.tmpdir && os.tmpdir()) || os.tmpDir();
this.encoding = opts.encoding || 'utf-8';
this.headers = null;
this.type = null;
this.hash = opts.hash || false;
this.multiples = opts.multiples || false;
this.bytesReceived = null;
this.bytesExpected = null;
this._parser = null;
this._flushing = 0;
this._fieldsSize = 0;
this._fileSize = 0;
this.openedFiles = [];
return this;
}
util.inherits(IncomingForm, EventEmitter);
exports.IncomingForm = IncomingForm;
IncomingForm.prototype.parse = function(req, cb) {
this.pause = function() {
try {
req.pause();
} catch (err) {
// the stream was destroyed
if (!this.ended) {
// before it was completed, crash & burn
this._error(err);
}
return false;
}
return true;
};
this.resume = function() {
try {
req.resume();
} catch (err) {
// the stream was destroyed
if (!this.ended) {
// before it was completed, crash & burn
this._error(err);
}
return false;
}
return true;
};
// Setup callback first, so we don't miss anything from data events emitted
// immediately.
if (cb) {
var fields = {}, files = {};
this
.on('field', function(name, value) {
fields[name] = value;
})
.on('file', function(name, file) {
if (this.multiples) {
if (files[name]) {
if (!Array.isArray(files[name])) {
files[name] = [files[name]];
}
files[name].push(file);
} else {
files[name] = file;
}
} else {
files[name] = file;
}
})
.on('error', function(err) {
cb(err, fields, files);
})
.on('end', function() {
cb(null, fields, files);
});
}
// Parse headers and setup the parser, ready to start listening for data.
this.writeHeaders(req.headers);
// Start listening for data.
var self = this;
req
.on('error', function(err) {
if (err.message === 'aborted' && self.headers['transfer-encoding'] === 'chunked') {
return;
}
self._error(err);
})
.on('aborted', function() {
if (self.headers['transfer-encoding'] === 'chunked') {
var err = self._parser.end();
if (err) {
self._error(err);
}
return;
}
self.emit('aborted');
self._error(new Error('Request aborted'));
})
.on('data', function(buffer) {
self.write(buffer);
})
.on('end', function() {
if (self.error) {
return;
}
var err = self._parser.end();
if (err) {
self._error(err);
}
});
return this;
};
IncomingForm.prototype.writeHeaders = function(headers) {
this.headers = headers;
this._parseContentLength();
this._parseContentType();
};
IncomingForm.prototype.write = function(buffer) {
if (this.error) {
return;
}
if (!this._parser) {
this._error(new Error('uninitialized parser'));
return;
}
if (typeof this._parser.write !== 'function') {
this._error(new Error('did not expect data'));
return;
}
this.bytesReceived += buffer.length;
this.emit('progress', this.bytesReceived, this.bytesExpected);
var bytesParsed = this._parser.write(buffer);
if (bytesParsed !== buffer.length) {
this._error(new Error('parser error, '+bytesParsed+' of '+buffer.length+' bytes parsed'));
}
return bytesParsed;
};
IncomingForm.prototype.pause = function() {
// this does nothing, unless overwritten in IncomingForm.parse
return false;
};
IncomingForm.prototype.resume = function() {
// this does nothing, unless overwritten in IncomingForm.parse
return false;
};
IncomingForm.prototype.onPart = function(part) {
// this method can be overwritten by the user
this.handlePart(part);
};
IncomingForm.prototype.handlePart = function(part) {
var self = this;
// This MUST check exactly for undefined. You can not change it to !part.filename.
if (part.filename === undefined) {
var value = ''
, decoder = new StringDecoder(this.encoding);
part.on('data', function(buffer) {
self._fieldsSize += buffer.length;
if (self._fieldsSize > self.maxFieldsSize) {
self._error(new Error('maxFieldsSize exceeded, received '+self._fieldsSize+' bytes of field data'));
return;
}
value += decoder.write(buffer);
});
part.on('end', function() {
self.emit('field', part.name, value);
});
return;
}
this._flushing++;
var file = new File({
path: this._uploadPath(part.filename),
name: part.filename,
type: part.mime,
hash: self.hash
});
this.emit('fileBegin', part.name, file);
file.open();
this.openedFiles.push(file);
part.on('data', function(buffer) {
self._fileSize += buffer.length;
if (self._fileSize > self.maxFileSize) {
self._error(new Error('maxFileSize exceeded, received '+self._fileSize+' bytes of file data'));
return;
}
if (buffer.length == 0) {
return;
}
self.pause();
file.write(buffer, function() {
self.resume();
});
});
part.on('end', function() {
file.end(function() {
self._flushing--;
self.emit('file', part.name, file);
self._maybeEnd();
});
});
};
function dummyParser(self) {
return {
end: function () {
self.ended = true;
self._maybeEnd();
return null;
}
};
}
IncomingForm.prototype._parseContentType = function() {
if (this.bytesExpected === 0) {
this._parser = dummyParser(this);
return;
}
if (this.headers['transfer-encoding'] === 'chunked') {
this._initOctetStream();
return;
}
if (!this.headers['content-type']) {
this._error(new Error('bad content-type header, no content-type'));
return;
}
if (this.headers['content-type'].match(/octet-stream/i)) {
this._initOctetStream();
return;
}
if (this.headers['content-type'].match(/urlencoded/i)) {
this._initUrlencoded();
return;
}
if (this.headers['content-type'].match(/multipart/i)) {
var m = this.headers['content-type'].match(/boundary=(?:"([^"]+)"|([^;]+))/i);
if (m) {
this._initMultipart(m[1] || m[2]);
} else {
this._error(new Error('bad content-type header, no multipart boundary'));
}
return;
}
if (this.headers['content-type'].match(/json/i)) {
this._initJSONencoded();
return;
}
this._error(new Error('bad content-type header, unknown content-type: '+this.headers['content-type']));
};
IncomingForm.prototype._error = function(err) {
if (this.error || this.ended) {
return;
}
this.error = err;
this.emit('error', err);
if (Array.isArray(this.openedFiles)) {
this.openedFiles.forEach(function(file) {
file._writeStream
.on('error', function() {})
.destroy();
setTimeout(fs.unlink, 0, file.path, function(error) { });
});
}
};
IncomingForm.prototype._parseContentLength = function() {
this.bytesReceived = 0;
if (this.headers['content-length']) {
this.bytesExpected = parseInt(this.headers['content-length'], 10);
} else if (this.headers['transfer-encoding'] === undefined) {
this.bytesExpected = 0;
}
if (this.bytesExpected !== null) {
this.emit('progress', this.bytesReceived, this.bytesExpected);
}
};
IncomingForm.prototype._newParser = function() {
return new MultipartParser();
};
IncomingForm.prototype._initMultipart = function(boundary) {
this.type = 'multipart';
var parser = new MultipartParser(),
self = this,
headerField,
headerValue,
part;
parser.initWithBoundary(boundary);
parser.onPartBegin = function() {
part = new Stream();
part.readable = true;
part.headers = {};
part.name = null;
part.filename = null;
part.mime = null;
part.transferEncoding = 'binary';
part.transferBuffer = '';
headerField = '';
headerValue = '';
};
parser.onHeaderField = function(b, start, end) {
headerField += b.toString(self.encoding, start, end);
};
parser.onHeaderValue = function(b, start, end) {
headerValue += b.toString(self.encoding, start, end);
};
parser.onHeaderEnd = function() {
headerField = headerField.toLowerCase();
part.headers[headerField] = headerValue;
// matches either a quoted-string or a token (RFC 2616 section 19.5.1)
var m = headerValue.match(/\bname=("([^"]*)"|([^\(\)<>@,;:\\"\/\[\]\?=\{\}\s\t/]+))/i);
if (headerField == 'content-disposition') {
if (m) {
part.name = m[2] || m[3] || '';
}
part.filename = self._fileName(headerValue);
} else if (headerField == 'content-type') {
part.mime = headerValue;
} else if (headerField == 'content-transfer-encoding') {
part.transferEncoding = headerValue.toLowerCase();
}
headerField = '';
headerValue = '';
};
parser.onHeadersEnd = function() {
switch(part.transferEncoding){
case 'binary':
case '7bit':
case '8bit':
parser.onPartData = function(b, start, end) {
part.emit('data', b.slice(start, end));
};
parser.onPartEnd = function() {
part.emit('end');
};
break;
case 'base64':
parser.onPartData = function(b, start, end) {
part.transferBuffer += b.slice(start, end).toString('ascii');
/*
four bytes (chars) in base64 converts to three bytes in binary
encoding. So we should always work with a number of bytes that
can be divided by 4, it will result in a number of buytes that
can be divided vy 3.
*/
var offset = parseInt(part.transferBuffer.length / 4, 10) * 4;
part.emit('data', new Buffer(part.transferBuffer.substring(0, offset), 'base64'));
part.transferBuffer = part.transferBuffer.substring(offset);
};
parser.onPartEnd = function() {
part.emit('data', new Buffer(part.transferBuffer, 'base64'));
part.emit('end');
};
break;
default:
return self._error(new Error('unknown transfer-encoding'));
}
self.onPart(part);
};
parser.onEnd = function() {
self.ended = true;
self._maybeEnd();
};
this._parser = parser;
};
IncomingForm.prototype._fileName = function(headerValue) {
// matches either a quoted-string or a token (RFC 2616 section 19.5.1)
var m = headerValue.match(/\bfilename=("(.*?)"|([^\(\)<>@,;:\\"\/\[\]\?=\{\}\s\t/]+))($|;\s)/i);
if (!m) return;
var match = m[2] || m[3] || '';
var filename = match.substr(match.lastIndexOf('\\') + 1);
filename = filename.replace(/%22/g, '"');
filename = filename.replace(/&#([\d]{4});/g, function(m, code) {
return String.fromCharCode(code);
});
return filename;
};
IncomingForm.prototype._initUrlencoded = function() {
this.type = 'urlencoded';
var parser = new QuerystringParser(this.maxFields)
, self = this;
parser.onField = function(key, val) {
self.emit('field', key, val);
};
parser.onEnd = function() {
self.ended = true;
self._maybeEnd();
};
this._parser = parser;
};
IncomingForm.prototype._initOctetStream = function() {
this.type = 'octet-stream';
var filename = this.headers['x-file-name'];
var mime = this.headers['content-type'];
var file = new File({
path: this._uploadPath(filename),
name: filename,
type: mime
});
this.emit('fileBegin', filename, file);
file.open();
this.openedFiles.push(file);
this._flushing++;
var self = this;
self._parser = new OctetParser();
//Keep track of writes that haven't finished so we don't emit the file before it's done being written
var outstandingWrites = 0;
self._parser.on('data', function(buffer){
self.pause();
outstandingWrites++;
file.write(buffer, function() {
outstandingWrites--;
self.resume();
if(self.ended){
self._parser.emit('doneWritingFile');
}
});
});
self._parser.on('end', function(){
self._flushing--;
self.ended = true;
var done = function(){
file.end(function() {
self.emit('file', 'file', file);
self._maybeEnd();
});
};
if(outstandingWrites === 0){
done();
} else {
self._parser.once('doneWritingFile', done);
}
});
};
IncomingForm.prototype._initJSONencoded = function() {
this.type = 'json';
var parser = new JSONParser(this)
, self = this;
parser.onField = function(key, val) {
self.emit('field', key, val);
};
parser.onEnd = function() {
self.ended = true;
self._maybeEnd();
};
this._parser = parser;
};
IncomingForm.prototype._uploadPath = function(filename) {
var buf = crypto.randomBytes(16);
var name = 'upload_' + buf.toString('hex');
if (this.keepExtensions) {
var ext = path.extname(filename);
ext = ext.replace(/(\.[a-z0-9]+).*/i, '$1');
name += ext;
}
return path.join(this.uploadDir, name);
};
IncomingForm.prototype._maybeEnd = function() {
if (!this.ended || this._flushing || this.error) {
return;
}
this.emit('end');
};

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api/formidable/index.js Normal file
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var IncomingForm = require('./incoming_form').IncomingForm;
IncomingForm.IncomingForm = IncomingForm;
module.exports = IncomingForm;

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if (global.GENTLY) require = GENTLY.hijack(require);
var Buffer = require('buffer').Buffer;
function JSONParser(parent) {
this.parent = parent;
this.chunks = [];
this.bytesWritten = 0;
}
exports.JSONParser = JSONParser;
JSONParser.prototype.write = function(buffer) {
this.bytesWritten += buffer.length;
this.chunks.push(buffer);
return buffer.length;
};
JSONParser.prototype.end = function() {
try {
var fields = JSON.parse(Buffer.concat(this.chunks));
for (var field in fields) {
this.onField(field, fields[field]);
}
} catch (e) {
this.parent.emit('error', e);
}
this.data = null;
this.onEnd();
};

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var Buffer = require('buffer').Buffer,
s = 0,
S =
{ PARSER_UNINITIALIZED: s++,
START: s++,
START_BOUNDARY: s++,
HEADER_FIELD_START: s++,
HEADER_FIELD: s++,
HEADER_VALUE_START: s++,
HEADER_VALUE: s++,
HEADER_VALUE_ALMOST_DONE: s++,
HEADERS_ALMOST_DONE: s++,
PART_DATA_START: s++,
PART_DATA: s++,
PART_END: s++,
END: s++
},
f = 1,
F =
{ PART_BOUNDARY: f,
LAST_BOUNDARY: f *= 2
},
LF = 10,
CR = 13,
SPACE = 32,
HYPHEN = 45,
COLON = 58,
A = 97,
Z = 122,
lower = function(c) {
return c | 0x20;
};
for (s in S) {
exports[s] = S[s];
}
function MultipartParser() {
this.boundary = null;
this.boundaryChars = null;
this.lookbehind = null;
this.state = S.PARSER_UNINITIALIZED;
this.index = null;
this.flags = 0;
}
exports.MultipartParser = MultipartParser;
MultipartParser.stateToString = function(stateNumber) {
for (var state in S) {
var number = S[state];
if (number === stateNumber) return state;
}
};
MultipartParser.prototype.initWithBoundary = function(str) {
this.boundary = new Buffer(str.length+4);
this.boundary.write('\r\n--', 0);
this.boundary.write(str, 4);
this.lookbehind = new Buffer(this.boundary.length+8);
this.state = S.START;
this.boundaryChars = {};
for (var i = 0; i < this.boundary.length; i++) {
this.boundaryChars[this.boundary[i]] = true;
}
};
MultipartParser.prototype.write = function(buffer) {
var self = this,
i = 0,
len = buffer.length,
prevIndex = this.index,
index = this.index,
state = this.state,
flags = this.flags,
lookbehind = this.lookbehind,
boundary = this.boundary,
boundaryChars = this.boundaryChars,
boundaryLength = this.boundary.length,
boundaryEnd = boundaryLength - 1,
bufferLength = buffer.length,
c,
cl,
mark = function(name) {
self[name+'Mark'] = i;
},
clear = function(name) {
delete self[name+'Mark'];
},
callback = function(name, buffer, start, end) {
if (start !== undefined && start === end) {
return;
}
var callbackSymbol = 'on'+name.substr(0, 1).toUpperCase()+name.substr(1);
if (callbackSymbol in self) {
self[callbackSymbol](buffer, start, end);
}
},
dataCallback = function(name, clear) {
var markSymbol = name+'Mark';
if (!(markSymbol in self)) {
return;
}
if (!clear) {
callback(name, buffer, self[markSymbol], buffer.length);
self[markSymbol] = 0;
} else {
callback(name, buffer, self[markSymbol], i);
delete self[markSymbol];
}
};
for (i = 0; i < len; i++) {
c = buffer[i];
switch (state) {
case S.PARSER_UNINITIALIZED:
return i;
case S.START:
index = 0;
state = S.START_BOUNDARY;
case S.START_BOUNDARY:
if (index == boundary.length - 2) {
if (c == HYPHEN) {
flags |= F.LAST_BOUNDARY;
} else if (c != CR) {
return i;
}
index++;
break;
} else if (index - 1 == boundary.length - 2) {
if (flags & F.LAST_BOUNDARY && c == HYPHEN){
callback('end');
state = S.END;
flags = 0;
} else if (!(flags & F.LAST_BOUNDARY) && c == LF) {
index = 0;
callback('partBegin');
state = S.HEADER_FIELD_START;
} else {
return i;
}
break;
}
if (c != boundary[index+2]) {
index = -2;
}
if (c == boundary[index+2]) {
index++;
}
break;
case S.HEADER_FIELD_START:
state = S.HEADER_FIELD;
mark('headerField');
index = 0;
case S.HEADER_FIELD:
if (c == CR) {
clear('headerField');
state = S.HEADERS_ALMOST_DONE;
break;
}
index++;
if (c == HYPHEN) {
break;
}
if (c == COLON) {
if (index == 1) {
// empty header field
return i;
}
dataCallback('headerField', true);
state = S.HEADER_VALUE_START;
break;
}
cl = lower(c);
if (cl < A || cl > Z) {
return i;
}
break;
case S.HEADER_VALUE_START:
if (c == SPACE) {
break;
}
mark('headerValue');
state = S.HEADER_VALUE;
case S.HEADER_VALUE:
if (c == CR) {
dataCallback('headerValue', true);
callback('headerEnd');
state = S.HEADER_VALUE_ALMOST_DONE;
}
break;
case S.HEADER_VALUE_ALMOST_DONE:
if (c != LF) {
return i;
}
state = S.HEADER_FIELD_START;
break;
case S.HEADERS_ALMOST_DONE:
if (c != LF) {
return i;
}
callback('headersEnd');
state = S.PART_DATA_START;
break;
case S.PART_DATA_START:
state = S.PART_DATA;
mark('partData');
case S.PART_DATA:
prevIndex = index;
if (index === 0) {
// boyer-moore derrived algorithm to safely skip non-boundary data
i += boundaryEnd;
while (i < bufferLength && !(buffer[i] in boundaryChars)) {
i += boundaryLength;
}
i -= boundaryEnd;
c = buffer[i];
}
if (index < boundary.length) {
if (boundary[index] == c) {
if (index === 0) {
dataCallback('partData', true);
}
index++;
} else {
index = 0;
}
} else if (index == boundary.length) {
index++;
if (c == CR) {
// CR = part boundary
flags |= F.PART_BOUNDARY;
} else if (c == HYPHEN) {
// HYPHEN = end boundary
flags |= F.LAST_BOUNDARY;
} else {
index = 0;
}
} else if (index - 1 == boundary.length) {
if (flags & F.PART_BOUNDARY) {
index = 0;
if (c == LF) {
// unset the PART_BOUNDARY flag
flags &= ~F.PART_BOUNDARY;
callback('partEnd');
callback('partBegin');
state = S.HEADER_FIELD_START;
break;
}
} else if (flags & F.LAST_BOUNDARY) {
if (c == HYPHEN) {
callback('partEnd');
callback('end');
state = S.END;
flags = 0;
} else {
index = 0;
}
} else {
index = 0;
}
}
if (index > 0) {
// when matching a possible boundary, keep a lookbehind reference
// in case it turns out to be a false lead
lookbehind[index-1] = c;
} else if (prevIndex > 0) {
// if our boundary turned out to be rubbish, the captured lookbehind
// belongs to partData
callback('partData', lookbehind, 0, prevIndex);
prevIndex = 0;
mark('partData');
// reconsider the current character even so it interrupted the sequence
// it could be the beginning of a new sequence
i--;
}
break;
case S.END:
break;
default:
return i;
}
}
dataCallback('headerField');
dataCallback('headerValue');
dataCallback('partData');
this.index = index;
this.state = state;
this.flags = flags;
return len;
};
MultipartParser.prototype.end = function() {
var callback = function(self, name) {
var callbackSymbol = 'on'+name.substr(0, 1).toUpperCase()+name.substr(1);
if (callbackSymbol in self) {
self[callbackSymbol]();
}
};
if ((this.state == S.HEADER_FIELD_START && this.index === 0) ||
(this.state == S.PART_DATA && this.index == this.boundary.length)) {
callback(this, 'partEnd');
callback(this, 'end');
} else if (this.state != S.END) {
return new Error('MultipartParser.end(): stream ended unexpectedly: ' + this.explain());
}
};
MultipartParser.prototype.explain = function() {
return 'state = ' + MultipartParser.stateToString(this.state);
};

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var EventEmitter = require('events').EventEmitter
, util = require('util');
function OctetParser(options){
if(!(this instanceof OctetParser)) return new OctetParser(options);
EventEmitter.call(this);
}
util.inherits(OctetParser, EventEmitter);
exports.OctetParser = OctetParser;
OctetParser.prototype.write = function(buffer) {
this.emit('data', buffer);
return buffer.length;
};
OctetParser.prototype.end = function() {
this.emit('end');
};

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if (global.GENTLY) require = GENTLY.hijack(require);
// This is a buffering parser, not quite as nice as the multipart one.
// If I find time I'll rewrite this to be fully streaming as well
var querystring = require('querystring');
function QuerystringParser(maxKeys) {
this.maxKeys = maxKeys;
this.buffer = '';
}
exports.QuerystringParser = QuerystringParser;
QuerystringParser.prototype.write = function(buffer) {
this.buffer += buffer.toString('ascii');
return buffer.length;
};
QuerystringParser.prototype.end = function() {
var fields = querystring.parse(this.buffer, '&', '=', { maxKeys: this.maxKeys });
for (var field in fields) {
this.onField(field, fields[field]);
}
this.buffer = '';
this.onEnd();
};

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import path from 'path'
import formidable from './formidable/index.js'
import fs from 'fs/promises'
import { HttpError } from 'flaska'
export default class IngestRoutes {
constructor(opts = {}) {
Object.assign(this, {
})
}
uploadPart(org, ctx) {
let form = formidable.IncomingForm()
form.uploadDir = org.uploadDir
form.maxFileSize = org.maxFileSize || 8 * 1024 * 1024
form.maxFieldsSize = org.maxFieldsSize || 10 * 1024
form.maxFields = org.maxFields || 50
let filename = ctx.params.path.split('/').slice(-1)[0]
let target = path.join(org.uploadDir, filename)
return new Promise(function(res, rej) {
form.parse(ctx.req, function(err, fields, files) {
if (err) return rej(new HttpError(400, err.message))
ctx.req.body = fields
ctx.req.files = files
ctx.req.file = null
if (!ctx.req.files) {
return res()
}
let keys = Object.keys(files).filter(key => Boolean(ctx.req.files[key]))
Promise.all(
keys.map(key => {
return fs.rm(target, { force: true })
.then(() => {
return fs.rename(ctx.req.files[key].path, target)
})
.then(function() {
ctx.req.files[key].path = target
ctx.req.files[key].filename = filename
})
})
)
.then(() => {
if (keys.length === 1 && keys[0] === 'file') {
ctx.req.file = ctx.req.files.file
}
res()
}, rej)
})
})
}
register(server) {
server.flaska.put('/ingest/::path', [
this.uploadPart.bind(this, {
maxFileSize: 100 * 1024 * 1024,
uploadDir: './upload',
}),
], this.ingest.bind(this))
server.flaska.post('/ingest/::path', [
this.uploadPart.bind(this, {
maxFileSize: 100 * 1024 * 1024,
uploadDir: './upload',
}),
], this.ingest.bind(this))
}
/** POST: /api/ingest */
async ingest(ctx) {
ctx.log.info(`Got part ${ctx.req.file.filename} size ${ctx.req.file.size}`)
ctx.body = {
success: true,
}
}
}

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import { Flaska, QueryHandler, JsonHandler, FormidableHandler } from 'flaska'
import StaticRoutes from './static_routes.mjs'
import IngestRoutes from './ingest.mjs'
export default class Server {
constructor(http, port, core, opts = {}) {
Object.assign(this, opts)
this.http = http
this.port = port
this.core = core
this.pool = null
this.flaskaOptions = {
log: this.core.log,
}
this.jsonHandler = JsonHandler
this.routes = {
static: new StaticRoutes(),
ingest: new IngestRoutes(),
}
}
runCreateServer() {
// Create our server
this.flaska = new Flaska(this.flaskaOptions, this.http)
// configure our server
if (process.env.NODE_ENV !== 'production') {
this.flaska.devMode()
}
this.flaska.before(function(ctx) {
ctx.state.started = new Date().getTime()
ctx.req.ip = ctx.req.headers['x-forwarded-for'] || ctx.req.connection.remoteAddress
ctx.log = ctx.log.child({
id: Math.random().toString(36).substring(2, 14),
})
}.bind(this))
this.flaska.before(QueryHandler())
let healthChecks = 0
let healthCollectLimit = 60 * 60 * 12
this.flaska.after(function(ctx) {
let ended = new Date().getTime()
var requestTime = ended - ctx.state.started
let status = ''
let level = 'info'
if (ctx.status >= 400) {
status = ctx.status + ' '
level = 'warn'
}
if (ctx.status >= 500) {
level = 'error'
}
if (ctx.url === '/health' || ctx.url === '/api/health') {
healthChecks++
if (healthChecks >= healthCollectLimit) {
ctx.log[level]({
duration: Math.round(ended),
status: ctx.status,
}, `<-- ${status}${ctx.method} ${ctx.url} {has happened ${healthChecks} times}`)
healthChecks = 0
}
return
}
ctx.log[level]({
duration: requestTime,
status: ctx.status,
ip: ctx.req.ip,
}, (ctx.aborted ? '-->' : '<--') + ` ${status}${ctx.method} ${ctx.url}`)
})
}
runRegisterRoutes() {
let keys = Object.keys(this.routes)
for (let key of keys) {
this.routes[key].register(this)
}
}
runStartListen() {
return this.flaska.listenAsync(this.port).then(() => {
this.core.log.info('Server is listening on port ' + this.port)
})
}
run() {
this.runCreateServer()
this.runRegisterRoutes()
return this.runStartListen()
}
}

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export default class StaticRoutes {
constructor(opts = {}) {
Object.assign(this, { })
}
register(server) {
server.flaska.get('/api/health', this.health.bind(this))
server.flaska.get('/', this.health.bind(this))
}
health(ctx) {
ctx.body = {
environment: ctx.config,
}
}
}

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import fs from 'fs'
import { pathToFileURL } from 'url'
export function start(http, port, ctx) {
return import('./api/server.mjs')
.then(function(module) {
let server = new module.default(http, port, ctx)
return server.run()
})
}
if (import.meta.url === pathToFileURL(process.argv[1]).href) {
import('service-core').then(core => {
const port = 4510
var core = new core.ServiceCore('distributer', import.meta.url, port, '')
let config = {
frontend: {
url: 'http://localhost:' + port
}
}
try {
config = JSON.parse(fs.readFileSync('./config.json'))
} catch {}
config.port = port
core.setConfig(config)
core.init({ start }).then(function() {
return core.run()
})
})
}

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{
"name": "filadelfia_distributer",
"version": "1.0.0",
"description": "Distributer for filadelfia streamer.",
"main": "index.mjs",
"scripts": {
"test": "eltro",
"dev:server": "node index.mjs | bunyan",
"dev": "npm-watch dev:server"
},
"watch": {
"dev:server": {
"patterns": [
"api/*"
],
"extensions": "js,mjs",
"quiet": true,
"inherit": true
}
},
"repository": {
"type": "git",
"url": "https://git.nfp.is/TheThing/filadelfia_distributer.git"
},
"author": "Jonatan Nilsson",
"license": "WTFPL",
"dependencies": {
"flaska": "^1.3.4"
},
"devDependencies": {
"eltro": "^1.4.4",
"service-core": "^3.0.1"
}
}

0
upload/.gitkeep Normal file
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