Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 1 | """Simple HTTP Server. |
| 2 | |
| 3 | This module builds on BaseHTTPServer by implementing the standard GET |
| 4 | and HEAD requests in a fairly straightforward manner. |
| 5 | |
| 6 | """ |
| 7 | |
| 8 | |
Guido van Rossum | 077153e | 2001-01-14 23:21:25 +0000 | [diff] [blame] | 9 | __version__ = "0.6" |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 10 | |
Skip Montanaro | e99d5ea | 2001-01-20 19:54:20 +0000 | [diff] [blame] | 11 | __all__ = ["SimpleHTTPRequestHandler"] |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 12 | |
| 13 | import os |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 14 | import posixpath |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 15 | import BaseHTTPServer |
Guido van Rossum | d7b147b | 1999-11-16 19:04:32 +0000 | [diff] [blame] | 16 | import urllib |
Guido van Rossum | 57af072 | 2000-05-09 14:57:09 +0000 | [diff] [blame] | 17 | import cgi |
Senthil Kumaran | 3853586 | 2011-03-17 12:34:18 +0800 | [diff] [blame] | 18 | import sys |
Moshe Zadka | 37c03ff | 2000-07-29 05:15:56 +0000 | [diff] [blame] | 19 | import shutil |
Guido van Rossum | 077153e | 2001-01-14 23:21:25 +0000 | [diff] [blame] | 20 | import mimetypes |
Raymond Hettinger | a617271 | 2004-12-31 19:15:26 +0000 | [diff] [blame] | 21 | try: |
| 22 | from cStringIO import StringIO |
| 23 | except ImportError: |
| 24 | from StringIO import StringIO |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 25 | |
| 26 | |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 27 | class SimpleHTTPRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler): |
| 28 | |
| 29 | """Simple HTTP request handler with GET and HEAD commands. |
| 30 | |
| 31 | This serves files from the current directory and any of its |
Andrew M. Kuchling | b839c1f | 2004-08-07 19:02:19 +0000 | [diff] [blame] | 32 | subdirectories. The MIME type for files is determined by |
| 33 | calling the .guess_type() method. |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 34 | |
| 35 | The GET and HEAD requests are identical except that the HEAD |
| 36 | request omits the actual contents of the file. |
| 37 | |
| 38 | """ |
| 39 | |
| 40 | server_version = "SimpleHTTP/" + __version__ |
| 41 | |
| 42 | def do_GET(self): |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 43 | """Serve a GET request.""" |
| 44 | f = self.send_head() |
| 45 | if f: |
Serhiy Storchaka | 1adbacf | 2014-01-25 19:42:27 +0200 | [diff] [blame] | 46 | try: |
| 47 | self.copyfile(f, self.wfile) |
| 48 | finally: |
| 49 | f.close() |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 50 | |
| 51 | def do_HEAD(self): |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 52 | """Serve a HEAD request.""" |
| 53 | f = self.send_head() |
| 54 | if f: |
| 55 | f.close() |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 56 | |
| 57 | def send_head(self): |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 58 | """Common code for GET and HEAD commands. |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 59 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 60 | This sends the response code and MIME headers. |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 61 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 62 | Return value is either a file object (which has to be copied |
| 63 | to the outputfile by the caller unless the command was HEAD, |
| 64 | and must be closed by the caller under all circumstances), or |
| 65 | None, in which case the caller has nothing further to do. |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 66 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 67 | """ |
| 68 | path = self.translate_path(self.path) |
Guido van Rossum | 1d10f3e | 2000-05-21 16:25:29 +0000 | [diff] [blame] | 69 | f = None |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 70 | if os.path.isdir(path): |
Andrew M. Kuchling | 4281902 | 2006-12-22 19:06:16 +0000 | [diff] [blame] | 71 | if not self.path.endswith('/'): |
| 72 | # redirect browser - doing basically what apache does |
| 73 | self.send_response(301) |
| 74 | self.send_header("Location", self.path + "/") |
| 75 | self.end_headers() |
| 76 | return None |
Guido van Rossum | 1d10f3e | 2000-05-21 16:25:29 +0000 | [diff] [blame] | 77 | for index in "index.html", "index.htm": |
| 78 | index = os.path.join(path, index) |
| 79 | if os.path.exists(index): |
| 80 | path = index |
| 81 | break |
| 82 | else: |
| 83 | return self.list_directory(path) |
| 84 | ctype = self.guess_type(path) |
Guido van Rossum | 1d10f3e | 2000-05-21 16:25:29 +0000 | [diff] [blame] | 85 | try: |
Amaury Forgeot d'Arc | 0f7cddc | 2008-07-06 21:34:39 +0000 | [diff] [blame] | 86 | # Always read in binary mode. Opening files in text mode may cause |
| 87 | # newline translations, making the actual size of the content |
| 88 | # transmitted *less* than the content-length! |
| 89 | f = open(path, 'rb') |
Guido van Rossum | 1d10f3e | 2000-05-21 16:25:29 +0000 | [diff] [blame] | 90 | except IOError: |
| 91 | self.send_error(404, "File not found") |
| 92 | return None |
Serhiy Storchaka | 1adbacf | 2014-01-25 19:42:27 +0200 | [diff] [blame] | 93 | try: |
| 94 | self.send_response(200) |
| 95 | self.send_header("Content-type", ctype) |
| 96 | fs = os.fstat(f.fileno()) |
| 97 | self.send_header("Content-Length", str(fs[6])) |
| 98 | self.send_header("Last-Modified", self.date_time_string(fs.st_mtime)) |
| 99 | self.end_headers() |
| 100 | return f |
| 101 | except: |
| 102 | f.close() |
| 103 | raise |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 104 | |
Guido van Rossum | 57af072 | 2000-05-09 14:57:09 +0000 | [diff] [blame] | 105 | def list_directory(self, path): |
Guido van Rossum | 1d10f3e | 2000-05-21 16:25:29 +0000 | [diff] [blame] | 106 | """Helper to produce a directory listing (absent index.html). |
| 107 | |
| 108 | Return value is either a file object, or None (indicating an |
| 109 | error). In either case, the headers are sent, making the |
| 110 | interface the same as for send_head(). |
| 111 | |
| 112 | """ |
Guido van Rossum | 57af072 | 2000-05-09 14:57:09 +0000 | [diff] [blame] | 113 | try: |
| 114 | list = os.listdir(path) |
| 115 | except os.error: |
Jeremy Hylton | 5b48c45 | 2001-01-26 17:08:32 +0000 | [diff] [blame] | 116 | self.send_error(404, "No permission to list directory") |
Guido van Rossum | 57af072 | 2000-05-09 14:57:09 +0000 | [diff] [blame] | 117 | return None |
Raymond Hettinger | 6b59f5f | 2003-10-16 05:53:16 +0000 | [diff] [blame] | 118 | list.sort(key=lambda a: a.lower()) |
Guido van Rossum | 57af072 | 2000-05-09 14:57:09 +0000 | [diff] [blame] | 119 | f = StringIO() |
Georg Brandl | 6ee6952 | 2005-12-16 19:36:08 +0000 | [diff] [blame] | 120 | displaypath = cgi.escape(urllib.unquote(self.path)) |
Andrew M. Kuchling | a629852 | 2008-02-28 14:03:03 +0000 | [diff] [blame] | 121 | f.write('<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">') |
| 122 | f.write("<html>\n<title>Directory listing for %s</title>\n" % displaypath) |
| 123 | f.write("<body>\n<h2>Directory listing for %s</h2>\n" % displaypath) |
Guido van Rossum | 57af072 | 2000-05-09 14:57:09 +0000 | [diff] [blame] | 124 | f.write("<hr>\n<ul>\n") |
| 125 | for name in list: |
| 126 | fullname = os.path.join(path, name) |
Johannes Gijsbers | 6d63a8d | 2004-08-21 10:43:29 +0000 | [diff] [blame] | 127 | displayname = linkname = name |
Guido van Rossum | 1d10f3e | 2000-05-21 16:25:29 +0000 | [diff] [blame] | 128 | # Append / for directories or @ for symbolic links |
| 129 | if os.path.isdir(fullname): |
| 130 | displayname = name + "/" |
Guido van Rossum | 1d105d1 | 2000-09-04 15:55:31 +0000 | [diff] [blame] | 131 | linkname = name + "/" |
Guido van Rossum | 57af072 | 2000-05-09 14:57:09 +0000 | [diff] [blame] | 132 | if os.path.islink(fullname): |
| 133 | displayname = name + "@" |
Guido van Rossum | 1d10f3e | 2000-05-21 16:25:29 +0000 | [diff] [blame] | 134 | # Note: a link to a directory displays with @ and links with / |
Johannes Gijsbers | 6d63a8d | 2004-08-21 10:43:29 +0000 | [diff] [blame] | 135 | f.write('<li><a href="%s">%s</a>\n' |
| 136 | % (urllib.quote(linkname), cgi.escape(displayname))) |
Andrew M. Kuchling | a629852 | 2008-02-28 14:03:03 +0000 | [diff] [blame] | 137 | f.write("</ul>\n<hr>\n</body>\n</html>\n") |
Martin v. Löwis | 587c98c | 2002-03-17 18:37:22 +0000 | [diff] [blame] | 138 | length = f.tell() |
Guido van Rossum | 57af072 | 2000-05-09 14:57:09 +0000 | [diff] [blame] | 139 | f.seek(0) |
Guido van Rossum | 1d10f3e | 2000-05-21 16:25:29 +0000 | [diff] [blame] | 140 | self.send_response(200) |
Senthil Kumaran | 3853586 | 2011-03-17 12:34:18 +0800 | [diff] [blame] | 141 | encoding = sys.getfilesystemencoding() |
| 142 | self.send_header("Content-type", "text/html; charset=%s" % encoding) |
Martin v. Löwis | 587c98c | 2002-03-17 18:37:22 +0000 | [diff] [blame] | 143 | self.send_header("Content-Length", str(length)) |
Guido van Rossum | 1d10f3e | 2000-05-21 16:25:29 +0000 | [diff] [blame] | 144 | self.end_headers() |
Guido van Rossum | 57af072 | 2000-05-09 14:57:09 +0000 | [diff] [blame] | 145 | return f |
| 146 | |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 147 | def translate_path(self, path): |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 148 | """Translate a /-separated PATH to the local filename syntax. |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 149 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 150 | Components that mean special things to the local file system |
| 151 | (e.g. drive or directory names) are ignored. (XXX They should |
| 152 | probably be diagnosed.) |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 153 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 154 | """ |
Georg Brandl | 45ab233 | 2006-01-13 17:05:56 +0000 | [diff] [blame] | 155 | # abandon query parameters |
Facundo Batista | d14600e | 2008-02-18 12:48:43 +0000 | [diff] [blame] | 156 | path = path.split('?',1)[0] |
| 157 | path = path.split('#',1)[0] |
Senthil Kumaran | d4fac04 | 2013-09-13 00:18:55 -0700 | [diff] [blame] | 158 | # Don't forget explicit trailing slash when normalizing. Issue17324 |
Senthil Kumaran | a719eed | 2013-09-29 18:57:42 -0700 | [diff] [blame] | 159 | trailing_slash = path.rstrip().endswith('/') |
Guido van Rossum | d7b147b | 1999-11-16 19:04:32 +0000 | [diff] [blame] | 160 | path = posixpath.normpath(urllib.unquote(path)) |
Eric S. Raymond | 304b6a3 | 2001-02-09 10:26:06 +0000 | [diff] [blame] | 161 | words = path.split('/') |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 162 | words = filter(None, words) |
| 163 | path = os.getcwd() |
| 164 | for word in words: |
| 165 | drive, word = os.path.splitdrive(word) |
| 166 | head, word = os.path.split(word) |
| 167 | if word in (os.curdir, os.pardir): continue |
| 168 | path = os.path.join(path, word) |
Senthil Kumaran | d4fac04 | 2013-09-13 00:18:55 -0700 | [diff] [blame] | 169 | if trailing_slash: |
| 170 | path += '/' |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 171 | return path |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 172 | |
| 173 | def copyfile(self, source, outputfile): |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 174 | """Copy all data between two file objects. |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 175 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 176 | The SOURCE argument is a file object open for reading |
| 177 | (or anything with a read() method) and the DESTINATION |
| 178 | argument is a file object open for writing (or |
| 179 | anything with a write() method). |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 180 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 181 | The only reason for overriding this would be to change |
| 182 | the block size or perhaps to replace newlines by CRLF |
| 183 | -- note however that this the default server uses this |
| 184 | to copy binary data as well. |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 185 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 186 | """ |
Moshe Zadka | 37c03ff | 2000-07-29 05:15:56 +0000 | [diff] [blame] | 187 | shutil.copyfileobj(source, outputfile) |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 188 | |
| 189 | def guess_type(self, path): |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 190 | """Guess the type of a file. |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 191 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 192 | Argument is a PATH (a filename). |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 193 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 194 | Return value is a string of the form type/subtype, |
| 195 | usable for a MIME Content-type header. |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 196 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 197 | The default implementation looks the file's extension |
Andrew M. Kuchling | b839c1f | 2004-08-07 19:02:19 +0000 | [diff] [blame] | 198 | up in the table self.extensions_map, using application/octet-stream |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 199 | as a default; however it would be permissible (if |
| 200 | slow) to look inside the data to make a better guess. |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 201 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 202 | """ |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 203 | |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 204 | base, ext = posixpath.splitext(path) |
Raymond Hettinger | 54f0222 | 2002-06-01 14:18:47 +0000 | [diff] [blame] | 205 | if ext in self.extensions_map: |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 206 | return self.extensions_map[ext] |
Eric S. Raymond | bf97c9d | 2001-02-09 10:18:37 +0000 | [diff] [blame] | 207 | ext = ext.lower() |
Raymond Hettinger | 54f0222 | 2002-06-01 14:18:47 +0000 | [diff] [blame] | 208 | if ext in self.extensions_map: |
Guido van Rossum | 45e2fbc | 1998-03-26 21:13:24 +0000 | [diff] [blame] | 209 | return self.extensions_map[ext] |
| 210 | else: |
| 211 | return self.extensions_map[''] |
Tim Peters | 5d538b6 | 2006-06-14 22:38:13 +0000 | [diff] [blame] | 212 | |
Georg Brandl | 83cc0d0 | 2006-06-14 08:50:03 +0000 | [diff] [blame] | 213 | if not mimetypes.inited: |
| 214 | mimetypes.init() # try to read system mime.types |
Guido van Rossum | 077153e | 2001-01-14 23:21:25 +0000 | [diff] [blame] | 215 | extensions_map = mimetypes.types_map.copy() |
| 216 | extensions_map.update({ |
| 217 | '': 'application/octet-stream', # Default |
| 218 | '.py': 'text/plain', |
| 219 | '.c': 'text/plain', |
| 220 | '.h': 'text/plain', |
| 221 | }) |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 222 | |
| 223 | |
| 224 | def test(HandlerClass = SimpleHTTPRequestHandler, |
Guido van Rossum | 5c3b384 | 1998-12-07 04:08:30 +0000 | [diff] [blame] | 225 | ServerClass = BaseHTTPServer.HTTPServer): |
Guido van Rossum | e7e578f | 1995-08-04 04:00:20 +0000 | [diff] [blame] | 226 | BaseHTTPServer.test(HandlerClass, ServerClass) |
| 227 | |
| 228 | |
| 229 | if __name__ == '__main__': |
| 230 | test() |