src/web/download.py

   1 #!/usr/bin/python
   2
   3 import logging
   4 import tornado.web
   5
   6 from . import base
   7
   8 class IndexHandler(base.BaseHandler):
   9         def get(self):
  10                 release = self.backend.releases.get_latest()
  11                 if not release:
  12                         raise tornado.web.HTTPError(404)
  13
  14                 # Cache this response for one minute
  15                 self.set_expires(60)
  16
  17                 # Redirect to latest release page
  18                 self.redirect("/download/%s" % release.slug)
  19
  20
  21 class ReleaseHandler(base.BaseHandler):
  22         def get(self, slug):
  23                 release = self.backend.releases.get_by_sname(slug)
  24                 if not release:
  25                         raise tornado.web.HTTPError(404)
  26
  27                 # Cache this response for ten minutes
  28                 self.set_expires(600)
  29
  30                 self.render("download/release.html", release=release)
  31
  32
  33 class ReleaseRedirectHandler(base.BaseHandler):
  34         def get(self, release):
  35                 self.redirect("https://www.ipfire.org/download/%s" % release, permanent=True)
  36
  37
  38 class FileHandler(base.BaseHandler):
  39         def prepare(self):
  40                 self.set_header("Pragma", "no-cache")
  41
  42         @base.blacklisted
  43         @base.ratelimit(minutes=5, requests=10)
  44         def get(self, filename):
  45                 mirror = self.backend.mirrors.get_for_download(filename,
  46                         country_code=self.current_country_code)
  47
  48                 # Send 404 if no mirror was found
  49                 if not mirror:
  50                         raise tornado.web.HTTPError(404, "Could not find a mirror for %s" % filename)
  51
  52                 # Construct the redirection URL
  53                 url = mirror.build_url(filename)
  54                 if not url:
  55                         raise tornado.web.HTTPError(500, "Could not get download URL")
  56
  57                 # Log something
  58                 logging.info("Sending client from %s to %s" % (self.current_country_code or "unknown", url))
  59
  60                 # Redirect the request
  61                 self.redirect(url)
  62
  63         # Allow HEAD
  64         head = get
  65
  66         def write_error(self, status_code, **kwargs):
  67                 """
  68                         Since we cannot deliver any CSS or similar here,
  69                         we will have to redirect the user back to the main page
  70                 """
  71                 self.redirect("https://www.ipfire.org/error/%s" % status_code)