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bootstrap.py
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/
bootstrap.py
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import BaseHTTPServer
import urllib2
import json
import sys
import os
import socket
import threading
import SocketServer
import Queue
class httpserver(SocketServer.ThreadingMixIn, BaseHTTPServer.HTTPServer):
def __init__(self, server_address, RequestHandlerClass):
BaseHTTPServer.HTTPServer.__init__(self, server_address, RequestHandlerClass)
self.actions = {
"address_list": RequestHandlerClass.address_list,
"ping": RequestHandlerClass.ping,
"file_list": RequestHandlerClass.file_list,
"search": RequestHandlerClass.search,
"download": RequestHandlerClass.download,
"ajax": RequestHandlerClass.ajax,
"ajaxbrowse": RequestHandlerClass.ajaxbrowse,
"ajaxsearch": RequestHandlerClass.ajaxsearch,
}
self.addresses = []
self.files = {}
self.log_message("Creating file list")
for path, folders, files in os.walk("./"):
for folder in folders:
if folder.startswith("."):
folders.remove(folder)
for filename in files:
self.files[filename] = [socket.gethostbyname(socket.gethostname()), path, os.path.getsize(os.path.join(path, filename))]
self.log_message("Loaded file list")
self.log_message("Fileserver started")
def log_message(self, format, *args):
print format % args
class fileserver(BaseHTTPServer.BaseHTTPRequestHandler):
def __init__(self, request, client_address, server):
BaseHTTPServer.BaseHTTPRequestHandler.__init__(self, request, client_address, server)
def do_GET(self):
key = self.path.split("/")[1]
self.log_message("%s requested", key)
if key in self.server.actions:
self.server.actions[key](self)
else:
self.error_header("Unknown action")
def standard_header(self, response):
self.send_response(200)
self.send_header("Content-Type", "text/html")
self.end_headers()
self.wfile.write(response)
def download_header(self, filepath):
self.send_response(200)
self.send_header("Content-Type", "application/octet-stream");
self.send_header("Content-Type", "application/download");
self.send_header("Content-Transfer-Encoding", "binary");
self.send_header("Content-Disposition", "attachment; filename=%s" % os.path.basename(filepath))
self.end_headers()
try:
f = open(filepath, "r")
self.wfile.write(f.read())
except:
self.wfile.flush()
self.error_header("File does not exist")
finally:
f.close()
def error_header(self, message):
self.send_response(200)
self.send_header("Content-Type", "text/html")
self.end_headers()
self.wfile.write(json.dumps({ "error": message }))
def address_list(self):
address = self.client_address[0]
addresses = self.server.addresses[:]
addresses.append(socket.gethostbyname(socket.gethostname()))
if address in addresses:
addresses.remove(address)
self.standard_header(json.dumps({ "result": addresses }))
def ping(self):
address = self.client_address[0]
print "Ping from", address
self.add_address(address)
self.standard_header("")
def file_list(self):
self.standard_header(json.dumps({ "result": self.server.files }))
def search(self):
keyword = self.path.replace("/search/", "")
found = []
for file in self.server.files:
if keyword in file:
found.append([file, self.server.files[file][0], self.server.files[file][2]])
self.standard_header(json.dumps({ "result": found }))
def download(self):
try:
fileitem = self.path.replace("/download/", "")
filename = os.path.join(self.server.files[fileitem][0], fileitem)
self.download_header(filename)
except:
self.wfile.flush()
self.error_header("File does not exist")
def ajax(self):
self.standard_header("""
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>FileShare</title>
<link href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/base/jquery-ui.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.0/jquery-ui.min.js"></script>
<script type="text/javascript">
$(document).ready(function() {
$.getJSON("/address_list", function(address_list) {
var i;
var addresses = address_list["result"];
for(i in addresses) {
$("#address_list").append("<li><a href=\"#\" class=\"address\">" + addresses[i] + "</a></li>");
}
});
$(".address").live("click", function() {
var address = $(this).text();
$.getJSON("/ajaxbrowse/" + address, function(file_list) {
var i;
var files = file_list["result"];
$("#files > #file_list").empty();
for(i in files) {
$("#files > #file_list").append("<li><a href=\"http://130-127-6-51.generic.clemson.edu:8080/download/" + i + "\" class=\"file\">" + i + "</a></li>");
}
});
$("#tabs").tabs("select", "files");
});
$("#search_query").click(function() {
var query = $("#query").val();
$.getJSON("/ajaxsearch/" + query, function(file_list) {
var i;
var files = file_list["result"];
$("#search > #file_list").empty();
for(i in files) {
$("#search > #file_list").append("<li><a href=\"http://130-127-6-51.generic.clemson.edu:8080/download/" + files[i] + "\" class=\"file\">" + files[i] + "</a></li>");
}
});
});
$("#tabs").tabs().css("height", $(document).height() - 25);
});
</script>
</head>
<body>
<div id="tabs">
<ul>
<li><a href="#servers"><span>Servers</span></a></li>
<li><a href="#files"><span>Files</span></a></li>
<li><a href="#search"><span>Search</span></a></li>
</ul>
<div id="servers">
<ul id="address_list"></ul>
</div>
<div id="files">
<ul id="file_list"></ul>
</div>
<div id="search">
<input type="text" id="query" />
<input type="button" id="search_query" value="search" />
<ul id="file_list"></ul>
</div>
</div>
</body>
</html>
""")
def ajaxbrowse(self):
try:
url = urllib2.urlopen("http://%s:8080/file_list" % self.path.replace("/ajaxbrowse/", ""), timeout=5)
self.standard_header(url.read())
url.close()
except:
self.error_header("Server not available.")
def ajaxsearch(self):
queue = Queue.Queue(0)
for address in self.server.addresses:
queue.put(address)
consumer_list = []
results = []
for i in range(10):
consumer_list.append(search_consumer(queue, self.path.replace("/ajaxsearch/", ""), results))
for consumer_thread in consumer_list:
consumer_thread.start()
for consumer_thread in consumer_list:
consumer_thread.join()
self.standard_header(json.dumps({"result": results}))
# Bugzilla
def add_address(self, address):
if not address in self.server.addresses:
self.log_message("Adding %s to address list", address)
self.server.addresses.append(address)
self.log_message("Saving address list")
try:
f = open("addresses", "w")
f.flush()
f.write(json.dumps(self.server.addresses))
f.close()
self.log_message("Saved address list")
except:
self.log_message("Could not save address list")
def log_message(self, format, *args):
print format % args
class server(threading.Thread):
def __init__(self):
self.server = httpserver((socket.gethostbyname(socket.gethostname()), 8080), fileserver)
threading.Thread.__init__(self)
def run(self):
try:
self.server.serve_forever()
except Exception:
pass
class search_consumer(threading.Thread):
def __init__(self, queue, filename, results):
threading.Thread.__init__(self)
self.queue = queue
self.filename = filename
self.results = results
def run(self):
while not self.queue.empty():
address = self.queue.get()
request = None
try:
request = urllib2.urlopen("http://%s:8080/search/%s" % (address, self.filename), timeout=5)
self.results += json.loads(request.read())["result"]
except:
print "Searching %s failed" % address
pass
class client(threading.Thread):
def __init__(self):
self.actions = {
"address_list": self.address_list,
"browse": self.browse,
"search": self.search,
"download": self.download,
"help": self.help,
"exit": self.exit
}
self.running = True
self.server_thread = server()
self.server_thread.start()
threading.Thread.__init__(self)
def run(self):
action = ""
while action != "exit":
try:
input = raw_input().split(" ")
action = input[0]
if not input[1]:
input[1] = ""
if action in self.actions:
self.actions[action](input[1:])
else:
print "Try 'help' for more information."
except:
print "Command not found"
print "Try 'help' for more information."
def address_list(self, args):
print "Address list:"
for address in self.server_thread.server.addresses:
print address
def browse(self, args):
try:
url = urllib2.urlopen("http://%s:8080/file_list" % args[0], timeout=5)
result = json.loads(url.read())["result"]
print "%-15s %-15s %-15s" % ("name", "server", "size")
for key in result:
print "%-15s %-15s %-15s" % (key, result[key][0], result[key][2])
except:
address = args[0]
print "Could not connect to", address
print "Removing", address
self.server_thread.server.addresses.remove(address)
def search(self, args):
queue = Queue.Queue(0)
for address in self.server_thread.server.addresses:
queue.put(address)
consumer_list = []
results = []
for i in range(10):
consumer_list.append(search_consumer(queue, args[0], results))
for consumer_thread in consumer_list:
consumer_thread.start()
for consumer_thread in consumer_list:
consumer_thread.join()
print "%-15s %-15s %-15s" % ("name", "server", "size")
for result in results:
print "%-15s %-15s %-15s" % (result[0], result[1], result[2])
def download(self, args):
try:
get_file = urllib2.urlopen("http://%s:8080/download/%s" % (args[0], args[1]), timeout=5)
new_file = open(args[1], "w")
new_file.flush()
new_file.write(get_file.read())
new_file.close()
except:
print 'Error during download.\n', 'Please check that the server address and file name are correct.'
def help(self, args):
print """
Actions:
USAGE: address_list
Display the list of known server addresses.
USAGE: browse [server_address]
Display the file list for the specified server.
EXAMPLE: browse 127.0.0.1
USAGE: search [keyword] [server_address]
Search for a specified keyword. If no server_address is given all known servers will be searched.
EXAMPLE: search cats
EXAMPLE: search cats 127.0.0.1
USAGE: download [server_address] [filename]
Download a file from the specified server.
EXAMPLE: download 127.0.0.1 cats.jpg
"""
def exit(self, args):
print "server stopped"
self.server_thread.server.server_close()
self.server_thread.join()
def main():
client_thread = client()
client_thread.start()
client_thread.join()
if __name__ == "__main__":
sys.exit(main())