panosteal/server/daemon.py

147 lines
3.4 KiB
Python

import cgi
from server.connections import Request, Response
import mimetypes
import handler
import uuid
import configparser
import os
import glob
import hashlib
import time
import re
HTTP200 = "200 OK"
HTTP202 = "202 Accepted"
HTTP400 = "400 Bad Request"
HTTP404 = "404 File Not Found"
HTTP405 = "405 Method Not Allowed"
HTTP500 = "500 Internal Server Error"
HTML = "text/html"
JSON = "application/json"
XML = "text/xml"
TEXT = "text/plain"
PNG = "image/png"
def static(req):
try:
content = open("server/static/" + req.endpoint, "rb").read()
code = HTTP200
ctype = mimetypes.guess_type(req.endpoint)[0]
except:
code = HTTP404
content = "<h1>404 File Not Found</h1>"
content += """The file you requested was not found on the server.
Check the URL maybe?"""
ctype = HTML
content = content.encode()
return Response(code, ctype, content)
def addjob(req):
jobid = str(uuid.uuid4())
config = configparser.ConfigParser(strict=False, interpolation=None)
try:
title = re.sub(r"[^a-zA-Z0-9_\-]", "_", req.args["title"][0]) or "output"
except Exception as e:
title = "output"
try:
rx = int(req.args["rx"][0]) or 0
except:
rx = 0
try:
ry = int(req.args["ry"][0]) or 0
except:
ry = 0
try:
rz = int(req.args["rz"][0]) or 0
except:
rz = 0
try:
width = int(req.args["width"][0]) or 3840
except:
width = 3840
try:
height = int(req.args["height"][0]) or 1920
except:
height = 1920
config["Job"] = {
"url": req.args["url"][0],
"title": title,
"rx": rx,
"ry": ry,
"rz": rz,
"width": width,
"height": height
}
with open("/tmp/panosteal/" + jobid, "w") as outfile:
config.write(outfile)
content = jobid.encode()
ctype = TEXT
status = HTTP200
return Response(status, ctype, content)
def getjob(req):
jobid = req.path[-1]
content_disposition = None
found = glob.glob("/tmp/panosteal/%s---*.png" % jobid)
if found:
md5 = "Not happening."
while True:
content = open(found[0], "rb").read()
newmd5 = hashlib.md5(content).hexdigest()
if newmd5 == md5:
break
md5 = newmd5
time.sleep(0.5)
code = HTTP200
ctype = PNG
content_disposition = found[0].split("---")[-1]
elif glob.glob("/tmp/panosteal/%s*err" % jobid):
content = "<h1>500 Internal Server Error</h1>".encode()
code = HTTP500
ctype = HTML
elif not os.path.isfile("/tmp/panosteal/%s" % jobid):
content = "<h1>404 File Not Found</h1>".encode()
code = HTTP404
ctype = HTML
else:
content = "".encode()
code = HTTP202
ctype = TEXT
res = Response(code, ctype, content)
if content_disposition:
res.addHeader("Content-Disposition", 'attachment; filename="%s"' % content_disposition)
return res
def application(env, re):
req = Request(env)
if req.endpoint.lower() == "addjob":
handler = addjob
elif req.endpoint.lower() == "getjob":
handler = getjob
else:
handler = static
res = handler(req)
re(res.status, res.headers)
yield res.content