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/*
* simpleHttpGet.js
*
* EventDance project - An event distribution framework <http://eventdance.org>
*
* Authors:
* Eduardo Lima Mitev <elima@igalia.com>
*
*/
// A simple http GET client, supporting TLS upgrade
// Use it passing any http URL as first argument
// (e.g 'gjs-console simpleHttpGet.js http://foo.bar').
const MainLoop = imports.mainloop;
const Evd = imports.gi.Evd;
const Lang = imports.lang;
const BLOCK_SIZE = 2048;
let uri = ARGV[0];
let schema, resource, domain, port;
function performRequest (req) {
// initialize TLS
Evd.tls_init ();
// create socket
let socket = new Evd.Socket ();
socket.connect ("error",
function (socket, domain, code, msg) {
log ("socket error: " + msg);
});
function receiveResponse (inputStream, result) {
try {
let [data, len] = inputStream.read_str_finish (result);
if (data)
print (data);
}
catch (e) {
log (e);
return;
}
if (this.is_connected ()) {
inputStream.read_str_async (BLOCK_SIZE,
0,
null,
Lang.bind (this, receiveResponse),
0);
}
}
// connect to server
socket.connect_async (domain + ":" + port, null,
function (socket, result, userData) {
let conn;
try {
socket.connect_finish (result);
conn = new Evd.HttpConnection ({socket: socket});
}
catch (e) {
log (e);
MainLoop.quit ("main");
return;
}
log ("socket connected");
conn.input_throttle.bandwidth = 0.0;
conn.input_throttle.latency = 0.0;
conn.output_throttle.bandwidth = 0.0;
conn.output_throttle.latency = 0.0;
conn.connect ("close",
function (socket) {
log ("connection closed");
MainLoop.quit ("main");
});
if (schema == "https") {
conn.tls.credentials.cert_file = "../../tests/certs/x509-server.pem";
conn.tls.credentials.key_file = "../../tests/certs/x509-server-key.pem";
conn.starttls_async (Evd.TlsMode.CLIENT, null,
function (conn, result, userData) {
try {
conn.starttls_finish (result);
log ("TLS started");
}
catch (e) {
log (e);
}
}, null, null);
}
conn.output_stream.write_str_async (req, 0, null, null, null);
conn.read_response_headers_async (null,
function (conn, result) {
try {
let [headers, ver, code, reason]
= conn.read_response_headers_finish (result);
log ("response: " + code + " " + reason);
if (code == 200)
conn.input_stream.read_str_async (BLOCK_SIZE,
0,
null,
Lang.bind (conn, receiveResponse),
null);
else
conn.close (null);
}
catch (e) {
log (e);
}
});
}, null, null);
// start the main event loop
MainLoop.run ("main");
// deinitialize TLS
Evd.tls_deinit ();
}
if (! uri) {
log ("Usage: simpleHttpGet.js <url>");
}
else {
let uriTokens = uri.match ("(?:([^:/?#]+):)?(?://([^/?#:]*))(:([^/?#]*))?([^?#]*)(?:\\?([^#]*))?(?:#(.*))?");
try {
schema = uriTokens[1];
domain = uriTokens[2];
port = uriTokens[4];
resource = uriTokens[5];
if (uriTokens[6])
resource += "?" + uriTokens[6];
if (! resource)
resource = "/";
if (! schema)
schema = "http";
if (! port)
if (schema == "https")
port = 443;
else
port = 80;
let req = "GET "+resource+" HTTP/1.1\r\n"+
"Host: "+domain+"\r\n"+
"Connection: close\r\n\r\n";
performRequest (req);
}
catch (e) {
log ("error parsing url: " + e);
}
}
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