WebKitTools:
[WebKit-https.git] / WebKitTools / CygwinDownloader / cygwin-downloader.py
1 #!/usr/bin/env python
2
3 import os, random, sys, time, urllib
4
5 #
6 # Options
7 #
8
9 dry_run = len(sys.argv) > 1 and "--dry-run" in set(sys.argv[1:])
10 quiet = len(sys.argv) > 1 and "--quiet" in set(sys.argv[1:])
11
12 #
13 # Functions and constants
14 #
15
16 def download_progress_hook(block_count, block_size, total_blocks):
17         if quiet or random.random() > 0.5:
18                 return
19         sys.stdout.write(".")
20         sys.stdout.flush()
21
22 def download_url_to_file(url, file, message):
23         if not quiet:
24                 print message + " ",
25         if not dry_run:
26                 dir = os.path.dirname(file)
27                 if len(dir) and not os.path.exists(dir):
28                     os.makedirs(dir)
29                 urllib.urlretrieve(url, file, download_progress_hook)
30         if not quiet:
31                 print
32  
33 # This is mostly just the list of North America http mirrors from http://cygwin.com/mirrors.html,
34 # but a few have been removed that seemed unresponsive from Cupertino.
35 mirror_servers = ["http://cygwin.elite-systems.org/",
36                   "http://mirror.mcs.anl.gov/cygwin/",
37                   "http://cygwin.osuosl.org/",
38                   "http://mirrors.kernel.org/sourceware/cygwin/",
39                   "http://cygwin.mirrors.hoobly.com/",
40                   "http://cygwin.rtin.bz/",
41                   "http://mirrors.wikifusion.info/cygwin/",
42                   "http://mirrors.xmission.com/cygwin/",
43                   "http://sourceware.mirrors.tds.net/pub/sourceware.org/cygwin/"]
44
45 package_mirror_url = mirror_servers[random.choice(range(len(mirror_servers)))]
46
47 def download_package(package, message):
48         download_url_to_file(package_mirror_url + package["path"], package["path"], message)
49
50 required_packages = frozenset(["apache",
51                                "bc",
52                                "bison",
53                                "curl",
54                                "e2fsprogs",
55                                "emacs",
56                                "flex",
57                                "gcc",
58                                "gperf",
59                                "make",
60                                "nano",
61                                "openssh",
62                                "patch",
63                                "perl",
64                                "perl-libwin32",
65                                "rebase",
66                                "subversion",
67                                "unzip",
68                                "vim",
69                                "zip"])
70
71 #
72 # Main
73 #
74
75 print "Using Cygwin mirror server " + package_mirror_url + " to download setup.ini..."
76
77 urllib.urlretrieve(package_mirror_url + "setup.ini", "setup.ini.orig")
78
79 downloaded_packages_file_path = "setup.ini.orig"
80 downloaded_packages_file = file(downloaded_packages_file_path, "r")
81 if not dry_run:
82     modified_packages_file = file("setup.ini", "w")
83
84 packages = {}
85 current_package = ''
86 for line in downloaded_packages_file.readlines():
87         if line[0] == "@":
88                 current_package = line[2:-1]
89                 packages[current_package] = {"name": current_package, "needs_download": False, "requires": [], "path": ""}
90         elif line[:10] == "category: ":
91                 if current_package in required_packages:
92                         line = "category: Base\n"
93                 if "Base" in set(line[10:-1].split()):
94                         packages[current_package]["needs_download"] = True
95         elif line[:10] == "requires: ":
96                 packages[current_package]["requires"] = line[10:].split()
97                 packages[current_package]["requires"].sort()
98         elif line[:9] == "install: " and not len(packages[current_package]["path"]):
99                 end_of_path = line.find(" ", 9)
100                 if end_of_path != -1:
101                         packages[current_package]["path"] = line[9:end_of_path]
102         if not dry_run:
103             modified_packages_file.write(line)
104
105 downloaded_packages_file.close()
106 os.remove(downloaded_packages_file_path)
107 if not dry_run:
108     modified_packages_file.close()
109
110 names_to_download = set()
111 package_names = packages.keys()
112 package_names.sort()
113
114 def add_package_and_dependencies(name):
115         if name in names_to_download:
116                 return
117         packages[name]["needs_download"] = True
118         names_to_download.add(name)
119         for dep in packages[name]["requires"]:
120                 add_package_and_dependencies(dep)
121
122 for name in package_names:
123         if packages[name]["needs_download"]:
124                 add_package_and_dependencies(name)
125
126 downloaded_so_far = 0
127 for name in package_names:
128         if packages[name]["needs_download"]:
129                 downloaded_so_far += 1
130                 download_package(packages[name], "Downloading package %3d of %3d (%s)" % (downloaded_so_far, len(names_to_download), name))
131
132 download_url_to_file("http://cygwin.com/setup.exe", "setup.exe", "Downloading setup.exe")
133
134 seconds_to_sleep = 10
135
136 print """
137 Finished downloading Cygwin. In %d seconds,
138 I will run setup.exe. Select the "Install
139 from Local Directory" option and browse to
140 "%s"
141 when asked for the "Local Package Directory".
142 """ % (seconds_to_sleep, os.getcwd())
143
144
145 while seconds_to_sleep > 0:
146         print "%d..." % seconds_to_sleep,
147         sys.stdout.flush()
148         time.sleep(1)
149         seconds_to_sleep -= 1
150 print
151
152 if not dry_run:
153         os.execl("setup.exe")