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Commit | Line | Data |
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5470bdf1 MT |
1 | #!/usr/bin/python |
2 | ||
3 | import logging | |
4 | import os | |
5 | import tornado.httpserver | |
6 | import tornado.ioloop | |
7 | import tornado.locale | |
8 | import tornado.options | |
9 | import tornado.web | |
10 | ||
11 | from webapp import backend | |
12 | ||
13 | BASEDIR = os.path.dirname(__file__) | |
14 | ||
15 | # Enable logging | |
16 | tornado.options.enable_pretty_logging() | |
17 | tornado.options.parse_command_line() | |
18 | ||
19 | ||
20 | class BaseHandler(tornado.web.RequestHandler): | |
21 | @property | |
22 | def netboot(self): | |
23 | return backend.NetBoot() | |
24 | ||
25 | ||
26 | class MenuGPXEHandler(BaseHandler): | |
27 | """ | |
28 | menu.gpxe | |
29 | """ | |
30 | def get(self): | |
31 | # XXX Check if version of the bootloader is allright | |
32 | ||
33 | # Devliver content | |
34 | self.set_header("Content-Type", "text/plain") | |
35 | self.write("#!gpxe\n") | |
36 | self.write("chain menu.c32 premenu.cfg\n") | |
37 | ||
38 | ||
39 | class MenuCfgHandler(BaseHandler): | |
40 | def _menu_string(self, menu, level=0): | |
41 | s = "" | |
42 | ||
43 | for entry in menu: | |
44 | s += self._menu_entry(entry, level=level) | |
45 | ||
46 | return s | |
47 | ||
48 | def _menu_entry(self, entry, level=0): | |
49 | lines = [] | |
50 | ||
51 | ident = "\t" * level | |
52 | ||
53 | if entry.type == "seperator": | |
54 | lines.append(ident + "menu seperator") | |
55 | lines.append("") | |
56 | ||
57 | elif entry.type == "header": | |
58 | lines.append(ident + "menu begin %d" % entry.id) | |
59 | lines.append(ident + "\tmenu title %s" % entry.title) | |
60 | ||
61 | # Add "Back..." entry | |
62 | lines.append(ident + "\tlabel %d.back" % entry.id) | |
63 | lines.append(ident + "\t\tmenu label Back...") | |
64 | lines.append(ident + "\t\tmenu exit") | |
65 | lines.append(ident + "\tmenu seperator") | |
66 | ||
67 | lines.append(ident + "%s" % self._menu_string(entry.submenu, level=level+1)) | |
68 | lines.append(ident + "menu end") | |
69 | lines.append("") | |
70 | ||
71 | elif entry.type == "config": | |
72 | lines.append(ident + "label %d" % entry.id) | |
73 | lines.append(ident + "\tmenu label %s" % entry.title) | |
74 | if entry.description: | |
75 | lines.append(ident + "\ttext help") | |
76 | lines.append(entry.description) | |
77 | lines.append(ident + "\tendtext") | |
78 | lines.append(ident + "\tkernel /config/%s/boot.gpxe" % entry.item) | |
79 | lines.append("") | |
80 | ||
81 | return "\n".join(lines) | |
82 | ||
83 | def get(self): | |
84 | self.set_header("Content-Type", "text/plain") | |
85 | ||
86 | menu = self._menu_string(self.netboot.get_menu(1)) | |
87 | ||
88 | self.render("menu.cfg", menu=menu) | |
89 | ||
90 | ||
91 | class BootGPXEHandler(BaseHandler): | |
92 | def get(self, id): | |
93 | config = self.netboot.get_config(id) | |
94 | if not config: | |
95 | raise tornado.web.HTTPError(404, "Configuration with ID '%s' was not found" % id) | |
96 | ||
97 | lines = ["#!gpxe", "imgfree",] | |
98 | ||
99 | line = "kernel -n img %s" % config.image1 | |
100 | if line.endswith(".iso"): | |
101 | line += " iso" | |
102 | lines.append(line) | |
103 | ||
104 | if config.image2: | |
105 | lines.append("initrd -n img %s" % config.image2) | |
106 | ||
107 | lines.append("boot img") | |
108 | ||
109 | for line in lines: | |
110 | self.write("%s\n" % line) | |
111 | ||
112 | ||
113 | class Application(tornado.web.Application): | |
114 | def __init__(self): | |
115 | settings = dict( | |
116 | debug = True, | |
117 | gzip = True, | |
118 | static_path = os.path.join(BASEDIR, "static/netboot"), | |
119 | template_path = os.path.join(BASEDIR, "templates/netboot"), | |
120 | ) | |
121 | ||
122 | tornado.web.Application.__init__(self, **settings) | |
123 | ||
124 | self.add_handlers(r"boot.ipfire.org", [ | |
125 | # Configurations | |
126 | (r"/files/menu.gpxe", MenuGPXEHandler), | |
127 | (r"/files/menu.cfg", MenuCfgHandler), | |
128 | (r"/config/([0-9]+)/boot.gpxe", BootGPXEHandler), | |
129 | ||
130 | # Static files | |
131 | (r"/files/(boot.png|premenu.cfg|vesamenu.c32|menu.c32)", | |
132 | tornado.web.StaticFileHandler, { "path" : self.settings["static_path"] }), | |
133 | ]) | |
134 | ||
135 | @property | |
136 | def ioloop(self): | |
137 | return tornado.ioloop.IOLoop.instance() | |
138 | ||
139 | def shutdown(self, *args): | |
140 | logging.debug("Caught shutdown signal") | |
141 | self.ioloop.stop() | |
142 | ||
143 | def run(self, port=8002): | |
144 | logging.debug("Going to background") | |
145 | ||
146 | # All requests should be done after 30 seconds or they will be killed. | |
147 | self.ioloop.set_blocking_log_threshold(30) | |
148 | ||
149 | http_server = tornado.httpserver.HTTPServer(self, xheaders=True) | |
150 | ||
151 | # If we are not running in debug mode, we can actually run multiple | |
152 | # frontends to get best performance out of our service. | |
153 | if not self.settings["debug"]: | |
154 | http_server.bind(port) | |
155 | http_server.start(num_processes=4) | |
156 | else: | |
157 | http_server.listen(port) | |
158 | ||
159 | self.ioloop.start() | |
160 | ||
161 | if __name__ == "__main__": | |
162 | a = Application() | |
163 | ||
164 | a.run() | |
165 |