netboot: Allow booting multiple architectures
[people/shoehn/ipfire.org.git] / webapp / handlers_boot.py
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1#!/usr/bin/python
2
3import logging
4import os
5import tornado.httpserver
6import tornado.ioloop
7import tornado.locale
8import tornado.options
9import tornado.web
10
8b9b631e 11import backend
5470bdf1 12
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13from handlers_base import BaseHandler
14
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15BASEDIR = os.path.dirname(__file__)
16
a9bf3cbe 17def word_wrap(s, width=45):
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18 paragraphs = s.split('\n')
19 lines = []
20 for paragraph in paragraphs:
21 while len(paragraph) > width:
22 pos = paragraph.rfind(' ', 0, width)
23 if not pos:
24 pos = width
25 lines.append(paragraph[:pos])
26 paragraph = paragraph[pos:]
a9bf3cbe 27 lines.append(paragraph.lstrip())
7261a759 28 return '\n'.join(lines)
5470bdf1 29
9068dba1 30class BootBaseHandler(BaseHandler):
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31 @property
32 def arch(self):
33 arch = self.get_argument("arch", "i386")
34 if not arch in ("x86_64", "i586", "i386"):
35 raise tornado.web.HTTPError(400, "Invalid architecture")
36
37 if arch == "i386":
38 arch = "i586"
39
40 return arch
41
42 @property
43 def platform(self):
44 platform = self.get_argument("platform", "pcbios")
45 if not platform in ("pcbios", "efi"):
46 raise tornado.web.HTTPError(400, "Invalid platform")
47
48 return platform
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49
50
8e2e1261 51class MenuGPXEHandler(BootBaseHandler):
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52 """
53 menu.gpxe
54 """
55 def get(self):
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56 # Check if version of the bootloader is recent enough.
57 # Otherwise send the latest version of the PXE loader.
58 user_agent = self.request.headers.get("User-Agent", None)
59 if user_agent:
60 try:
61 client, version = user_agent.split("/")
62 except:
63 pass
64 else:
65 # We replaced gPXE by iPXE.
66 if client == "gPXE":
67 return self.serve_update()
68
69 # Everything under version 1.0.0 should be
70 # updated.
71 if version < "1.0.0":
72 return self.serve_update()
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73
74 # Devliver content
75 self.set_header("Content-Type", "text/plain")
76 self.write("#!gpxe\n")
e847f85c 77
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78 self.write("set 209:string premenu.cfg?arch=%s&platform=%s\n" \
79 % (self.arch, self.platform))
80 self.write("set 210:string http://boot.dev.ipfire.org/\n")
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81 self.write("chain pxelinux.0\n")
82
83 def serve_update(self):
84 self.set_header("Content-Type", "text/plain")
85 self.write("#!gpxe\n")
86
87 # Small warning
88 self.write("echo\necho Your copy of gPXE/iPXE is too old. ")
89 self.write("Upgrade to avoid seeing this every boot!\n")
90
91 self.write("chain http://mirror0.ipfire.org/releases/ipfire-boot/latest/ipxe.kpxe\n")
5470bdf1 92
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93class PremenuCfgHandler(BootBaseHandler):
94 def get(self):
95 self.set_header("Content-Type", "text/plain")
96
97 self.render("netboot/premenu.cfg", arch=self.arch, platform=self.platform)
98
5470bdf1 99
8e2e1261 100class MenuCfgHandler(BootBaseHandler):
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101 class NightlyBuildReleaseDummy(object):
102 id = 100
103 name = "Nightly Build"
104 sname = "nightly-build"
105
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106 def supports_arch(self, arch):
107 return arch in ("i586", "x86_64")
108
109 def supports_platform(self, platform):
110 return platform == "pcbios"
111
112 def netboot_kernel_url(self, arch, platform):
113 return "http://nightly.ipfire.org/next/latest/%s/images/vmlinuz" % arch
114
115 def netboot_initrd_url(self, arch, platform):
116 return "http://nightly.ipfire.org/next/latest/%s/images/instroot" % arch
117
118 def netboot_args(self, arch, platform):
119 return "installer.download-url=http://nightly.ipfire.org/next/latest/%s/images/installer.iso" % arch
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120
121 def is_netboot_capable(self):
122 return True
123
124 nightly_build = NightlyBuildReleaseDummy()
125
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126 def get(self):
127 self.set_header("Content-Type", "text/plain")
128
9068dba1 129 latest_release = self.releases.get_latest()
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130 if latest_release and not latest_release.supports_arch(self.arch):
131 latest_release = None
132
133 stable_releases = [r for r in self.releases.get_stable()
134 if r.supports_arch(self.arch) and r.supports_platform(self.platform)]
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135 try:
136 stable_releases.remove(latest_release)
137 except ValueError:
138 pass
139
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140 development_releases = [r for r in self.releases.get_unstable()
141 if r.supports_arch(self.arch) and r.supports_platform(self.platform)]
53211b33 142 development_releases.insert(0, self.nightly_build)
5470bdf1 143
9068dba1 144 self.render("netboot/menu.cfg", latest_release=latest_release,
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145 stable_releases=stable_releases, development_releases=development_releases,
146 arch=self.arch, platform=self.platform)