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Commit | Line | Data |
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23c9e63c | 1 | /* |
eb20d728 | 2 | * Copyright (c) 2000,2007 Red Hat, Inc. |
23c9e63c DD |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * A copy of the GNU General Public License can be found at | |
10 | * http://www.gnu.org/ | |
11 | * | |
12 | * Written by DJ Delorie <dj@cygnus.com> | |
13 | * | |
14 | */ | |
15 | ||
16 | /* The purpose of this file is to get and parse the setup.ini file | |
17 | from the mirror site. A few support routines for the bison and | |
18 | flex parsers are provided also. We check to see if this setup.ini | |
19 | is older than the one we used last time, and if so, warn the user. */ | |
20 | ||
2b734ec7 MB |
21 | #include "ini.h" |
22 | ||
946198be | 23 | #include "csu_util/rfc1738.h" |
2b734ec7 MB |
24 | #include "csu_util/version_compare.h" |
25 | ||
26 | #include "setup_version.h" | |
23c9e63c | 27 | #include "win32.h" |
5fa64c3c | 28 | #include "LogFile.h" |
23c9e63c DD |
29 | |
30 | #include <stdio.h> | |
b11b49f3 | 31 | #include <stdlib.h> |
23c9e63c | 32 | #include <stdarg.h> |
ab57ceaa | 33 | #include <process.h> |
23c9e63c | 34 | |
23c9e63c | 35 | #include "resource.h" |
23c9e63c DD |
36 | #include "state.h" |
37 | #include "geturl.h" | |
38 | #include "dialog.h" | |
a351e48c | 39 | #include "mount.h" |
de6a1a64 | 40 | #include "site.h" |
de6a1a64 | 41 | #include "find.h" |
67829ce0 | 42 | #include "IniParseFeedback.h" |
23c9e63c | 43 | |
b24c88b3 | 44 | #include "io_stream.h" |
eb20d728 | 45 | #include "io_stream_memory.h" |
b24c88b3 | 46 | |
ab57ceaa | 47 | #include "threebar.h" |
58ee6135 | 48 | |
dbfe3c19 | 49 | #include "getopt++/BoolOption.h" |
076654e7 | 50 | #include "IniDBBuilderPackage.h" |
3272d625 | 51 | #include "compress.h" |
072fb49a | 52 | #include "Exception.h" |
dbfe3c19 | 53 | #include "crypto.h" |
f6d6c600 | 54 | #include "package_db.h" |
30718d6f | 55 | |
ab57ceaa RC |
56 | extern ThreeBarProgressPage Progress; |
57 | ||
23c9e63c | 58 | unsigned int setup_timestamp = 0; |
fd93eff9 | 59 | std::string ini_setup_version; |
18837afa AG |
60 | // TODO: use C++11x initializer lists instead and drop the literal array |
61 | IniList setup_ext_list (setup_exts, | |
62 | setup_exts + (sizeof(setup_exts) / sizeof(*setup_exts))); | |
dbfe3c19 DK |
63 | |
64 | static BoolOption NoVerifyOption (false, 'X', "no-verify", "Don't verify setup.ini signatures"); | |
23c9e63c | 65 | |
0af2d779 | 66 | extern int yyparse (); |
18837afa | 67 | |
b11b49f3 DD |
68 | /*extern int yydebug;*/ |
69 | ||
67829ce0 RC |
70 | class GuiParseFeedback : public IniParseFeedback |
71 | { | |
72 | public: | |
30718d6f | 73 | GuiParseFeedback () : lastpct (0) |
aa1e3b4d RC |
74 | { |
75 | Progress.SetText2 (""); | |
76 | Progress.SetText3 (""); | |
77 | Progress.SetText4 ("Progress:"); | |
78 | } | |
18837afa | 79 | virtual void progress (unsigned long const pos, unsigned long const max) |
aa1e3b4d RC |
80 | { |
81 | if (!max) | |
82 | /* length not known or eof */ | |
83 | return; | |
84 | if (lastpct == 100) | |
85 | /* rounding down should mean this only ever fires once */ | |
86 | lastpct = 0; | |
87 | if (pos * 100 / max > lastpct) | |
88 | { | |
89 | lastpct = pos * 100 / max; | |
157dc2b8 | 90 | /* Log (LOG_BABBLE) << lastpct << "% (" << pos << " of " << max |
30718d6f | 91 | << " bytes of ini file read)" << endLog; */ |
aa1e3b4d | 92 | } |
18837afa | 93 | Progress.SetBar1 (pos, max); |
10087ff4 JT |
94 | |
95 | static char buf[100]; | |
18837afa AG |
96 | sprintf (buf, "%d %% (%ldk/%ldk)", lastpct, pos/1000, max/1000); |
97 | Progress.SetText3 (buf); | |
aa1e3b4d | 98 | } |
fd93eff9 | 99 | virtual void iniName (const std::string& name) |
aa1e3b4d | 100 | { |
10087ff4 | 101 | Progress.SetText1 ("Parsing..."); |
18837afa | 102 | Progress.SetText2 (name.c_str ()); |
10087ff4 | 103 | Progress.SetText3 (""); |
aa1e3b4d | 104 | } |
18837afa | 105 | virtual void babble (const std::string& message)const |
67829ce0 | 106 | { |
157dc2b8 | 107 | Log (LOG_BABBLE) << message << endLog; |
67829ce0 | 108 | } |
fd93eff9 | 109 | virtual void warning (const std::string& message)const |
67829ce0 | 110 | { |
18837afa | 111 | mbox (0, message.c_str (), "Warning", 0); |
67829ce0 | 112 | } |
18837afa | 113 | virtual void error (const std::string& message)const |
67829ce0 | 114 | { |
18837afa | 115 | mbox (0, message.c_str (), "Parse Errors", 0); |
67829ce0 RC |
116 | } |
117 | virtual ~ GuiParseFeedback () | |
118 | { | |
18837afa | 119 | Progress.SetText4 ("Package:"); |
67829ce0 | 120 | } |
aa1e3b4d | 121 | private: |
b4cf6208 | 122 | unsigned int lastpct; |
67829ce0 RC |
123 | }; |
124 | ||
18837afa AG |
125 | static io_stream* |
126 | decompress_ini (io_stream *ini_file) | |
de6a1a64 | 127 | { |
18837afa AG |
128 | // Replace the current compressed setup stream with its decompressed |
129 | // version. Which decompressor to use is determined by file magic. | |
130 | io_stream *compressed_stream = compress::decompress (ini_file); | |
131 | if (!compressed_stream) | |
132 | { | |
133 | /* This isn't a known compression format or an uncompressed file | |
134 | stream. Pass it on in case it was uncompressed, it will | |
135 | generate a parser error if it was some unknown format. */ | |
136 | delete compressed_stream; | |
137 | } | |
138 | else | |
139 | { | |
140 | /* Decompress the entire file in memory. This has the advantage | |
141 | that input_stream->get_size () will work during parsing and | |
142 | we'll have an accurate status bar. Also, we can't seek | |
143 | compressed streams, so when we write out a local cached copy | |
144 | of the .ini file below, we'd otherwise have to delete this | |
145 | stream and uncompress it again from the start, which is | |
146 | wasteful. The current uncompressed size of the setup.ini | |
147 | file as of 2015 is about 5 MiB, so this is not a great deal | |
148 | of memory. */ | |
149 | io_stream *uncompressed = new io_stream_memory (); | |
150 | /* Note that the decompress io_stream now "owns" the underlying | |
151 | compressed io_stream instance, so it need not be deleted | |
152 | explicitly. */ | |
153 | if ((io_stream::copy (compressed_stream, uncompressed) != 0) || | |
154 | (compressed_stream->error () != 0)) | |
155 | { | |
156 | /* There was a problem decompressing compressed_stream. */ | |
157 | Log (LOG_PLAIN) << | |
158 | "Warning: Error code " << compressed_stream->error () << | |
159 | " occurred while uncompressing " << current_ini_name << | |
160 | " - possibly truncated or corrupt file. " << endLog; | |
161 | delete uncompressed; | |
162 | ini_file = NULL; | |
163 | } | |
164 | else | |
165 | { | |
166 | ini_file = uncompressed; | |
167 | ini_file->seek (0, IO_SEEK_SET); | |
168 | } | |
169 | } | |
170 | return ini_file; | |
de6a1a64 RC |
171 | } |
172 | ||
18837afa AG |
173 | static io_stream* |
174 | check_ini_sig (io_stream* ini_file, io_stream* ini_sig_file, | |
175 | bool& sig_fail, const char* site, const char* sig_name, HWND owner) | |
de6a1a64 | 176 | { |
18837afa AG |
177 | /* Unless the NoVerifyOption is set, check the signature for the |
178 | current setup and record the result. On a failed signature check | |
179 | the streams are invalidated so even if we tried to read in the | |
180 | setup anyway there's be nothing to parse. */ | |
181 | if (!NoVerifyOption && ini_file) | |
dd3f7f9b | 182 | { |
679f6a2e AG |
183 | if (!ini_sig_file) { |
184 | // don't complain if the user installs from localdir and no | |
185 | // signature file is present | |
186 | // TODO: download the ini + signature file instead | |
187 | if (casecompare (site, "localdir")) | |
188 | { | |
189 | note (owner, IDS_SETUPINI_MISSING, sig_name, site); | |
190 | delete ini_file; | |
191 | ini_file = NULL; | |
192 | sig_fail = true; | |
193 | } | |
194 | } | |
18837afa | 195 | else if (!verify_ini_file_sig (ini_file, ini_sig_file, owner)) |
dbfe3c19 | 196 | { |
18837afa | 197 | note (owner, IDS_SIG_INVALID, sig_name, site); |
dbfe3c19 DK |
198 | delete ini_sig_file; |
199 | ini_sig_file = NULL; | |
18837afa AG |
200 | delete ini_file; |
201 | ini_file = NULL; | |
dbfe3c19 DK |
202 | sig_fail = true; |
203 | } | |
18837afa AG |
204 | } |
205 | return ini_file; | |
206 | } | |
207 | ||
208 | static int | |
209 | do_local_ini (HWND owner) | |
210 | { | |
211 | size_t ini_count = 0; | |
212 | GuiParseFeedback myFeedback; | |
213 | IniDBBuilderPackage aBuilder (myFeedback); | |
214 | io_stream *ini_file, *ini_sig_file; | |
215 | // iterate over all setup files found in do_from_local_dir | |
216 | for (IniList::const_iterator n = found_ini_list.begin (); | |
217 | n != found_ini_list.end (); ++n) | |
218 | { | |
219 | bool sig_fail = false; | |
220 | std::string current_ini_ext, current_ini_name, current_ini_sig_name; | |
221 | ||
222 | current_ini_name = *n; | |
223 | current_ini_sig_name = current_ini_name + ".sig"; | |
224 | current_ini_ext = current_ini_name.substr (current_ini_name.rfind (".") + 1); | |
225 | ini_sig_file = io_stream::open ("file://" + current_ini_sig_name, "rb", 0); | |
226 | ini_file = io_stream::open ("file://" + current_ini_name, "rb", 0); | |
227 | ini_file = check_ini_sig (ini_file, ini_sig_file, sig_fail, | |
228 | "localdir", current_ini_sig_name.c_str (), owner); | |
dbfe3c19 | 229 | if (ini_file) |
18837afa AG |
230 | ini_file = decompress_ini (ini_file); |
231 | if (!ini_file || sig_fail) | |
3272d625 | 232 | { |
18837afa AG |
233 | // no setup found or signature invalid |
234 | note (owner, IDS_SETUPINI_MISSING, SetupBaseName.c_str (), | |
235 | "localdir"); | |
236 | } | |
237 | else | |
238 | { | |
239 | // grok information from setup | |
240 | myFeedback.babble ("Found ini file - " + current_ini_name); | |
241 | myFeedback.iniName (current_ini_name); | |
679f6a2e AG |
242 | int ldl = local_dir.length () + 1; |
243 | int cap = current_ini_name.rfind ("/" + SetupArch); | |
244 | aBuilder.parse_mirror = | |
245 | rfc1738_unescape (current_ini_name.substr (ldl, cap - ldl)); | |
18837afa AG |
246 | ini_init (ini_file, &aBuilder, myFeedback); |
247 | ||
248 | /*yydebug = 1; */ | |
249 | ||
250 | if (yyparse () || yyerror_count > 0) | |
251 | myFeedback.error (yyerror_messages); | |
eb20d728 | 252 | else |
18837afa | 253 | ++ini_count; |
eb20d728 | 254 | |
18837afa AG |
255 | if (aBuilder.timestamp > setup_timestamp) |
256 | { | |
257 | setup_timestamp = aBuilder.timestamp; | |
258 | ini_setup_version = aBuilder.version; | |
30718d6f | 259 | } |
18837afa AG |
260 | delete ini_file; |
261 | ini_file = NULL; | |
eb20d728 | 262 | } |
18837afa AG |
263 | } |
264 | return ini_count; | |
265 | } | |
30718d6f | 266 | |
18837afa AG |
267 | static int |
268 | do_remote_ini (HWND owner) | |
269 | { | |
270 | size_t ini_count = 0; | |
271 | GuiParseFeedback myFeedback; | |
272 | IniDBBuilderPackage aBuilder (myFeedback); | |
abad8c0c | 273 | io_stream *ini_file = NULL, *ini_sig_file; |
18837afa AG |
274 | |
275 | /* FIXME: Get rid of this io_stream pointer travesty. The need to | |
276 | explicitly delete these things is ridiculous. */ | |
277 | ||
278 | // iterate over all sites | |
279 | for (SiteList::const_iterator n = site_list.begin (); | |
280 | n != site_list.end (); ++n) | |
281 | { | |
282 | bool sig_fail = false; | |
283 | std::string current_ini_ext, current_ini_name, current_ini_sig_name; | |
284 | // iterate over known extensions for setup | |
285 | for (IniList::const_iterator ext = setup_ext_list.begin (); | |
286 | ext != setup_ext_list.end (); | |
287 | ext++) | |
30718d6f | 288 | { |
18837afa AG |
289 | current_ini_ext = *ext; |
290 | current_ini_name = n->url + SetupIniDir + SetupBaseName + "." + current_ini_ext; | |
291 | current_ini_sig_name = current_ini_name + ".sig"; | |
292 | ini_sig_file = get_url_to_membuf (current_ini_sig_name, owner); | |
eb20d728 | 293 | ini_file = get_url_to_membuf (current_ini_name, owner); |
18837afa AG |
294 | ini_file = check_ini_sig (ini_file, ini_sig_file, sig_fail, |
295 | n->url.c_str (), current_ini_sig_name.c_str (), owner); | |
296 | // stop searching as soon as we find a setup file | |
297 | if (ini_file) | |
298 | break; | |
3272d625 | 299 | } |
18837afa AG |
300 | if (ini_file) |
301 | ini_file = decompress_ini (ini_file); | |
302 | if (!ini_file || sig_fail) | |
de6a1a64 | 303 | { |
18837afa AG |
304 | // no setup found or signature invalid |
305 | note (owner, IDS_SETUPINI_MISSING, SetupBaseName.c_str (), n->url.c_str ()); | |
de6a1a64 | 306 | } |
de6a1a64 RC |
307 | else |
308 | { | |
18837afa AG |
309 | // grok information from setup |
310 | myFeedback.iniName (current_ini_name); | |
311 | aBuilder.parse_mirror = n->url; | |
312 | ini_init (ini_file, &aBuilder, myFeedback); | |
313 | ||
314 | /*yydebug = 1; */ | |
315 | ||
316 | if (yyparse () || yyerror_count > 0) | |
317 | myFeedback.error (yyerror_messages); | |
318 | else | |
de6a1a64 | 319 | { |
18837afa AG |
320 | /* save known-good setup.ini locally */ |
321 | const std::string fp = "file://" + local_dir + "/" + | |
322 | rfc1738_escape_part (n->url) + | |
323 | "/" + SetupIniDir + SetupBaseName + ".ini"; | |
324 | io_stream::mkpath_p (PATH_TO_FILE, fp, 0); | |
325 | if (io_stream *out = io_stream::open (fp, "wb", 0)) | |
326 | { | |
327 | ini_file->seek (0, IO_SEEK_SET); | |
328 | if (io_stream::copy (ini_file, out) != 0) | |
329 | io_stream::remove (fp); | |
330 | delete out; | |
331 | } | |
332 | ++ini_count; | |
de6a1a64 | 333 | } |
18837afa AG |
334 | if (aBuilder.timestamp > setup_timestamp) |
335 | { | |
336 | setup_timestamp = aBuilder.timestamp; | |
337 | ini_setup_version = aBuilder.version; | |
338 | } | |
339 | delete ini_file; | |
340 | ini_file = NULL; | |
b92028a4 | 341 | } |
dd3f7f9b | 342 | } |
de6a1a64 RC |
343 | return ini_count; |
344 | } | |
345 | ||
d9f4a2ba | 346 | static bool |
ab57ceaa | 347 | do_ini_thread (HINSTANCE h, HWND owner) |
de6a1a64 RC |
348 | { |
349 | size_t ini_count = 0; | |
7cc4d95e | 350 | if (source == IDC_SOURCE_LOCALDIR) |
ab57ceaa | 351 | ini_count = do_local_ini (owner); |
de6a1a64 | 352 | else |
ab57ceaa | 353 | ini_count = do_remote_ini (owner); |
de6a1a64 | 354 | |
f6d6c600 JT |
355 | packagedb db; |
356 | db.upgrade(); | |
357 | ||
de6a1a64 | 358 | if (ini_count == 0) |
d9f4a2ba | 359 | return false; |
23c9e63c | 360 | |
18837afa | 361 | if (get_root_dir ().c_str ()) |
23c9e63c | 362 | { |
b41c2908 | 363 | io_stream::mkpath_p (PATH_TO_DIR, "cygfile:///etc/setup", 0755); |
04d6e06b DD |
364 | |
365 | unsigned int old_timestamp = 0; | |
b24c88b3 | 366 | io_stream *ots = |
26922cd2 | 367 | io_stream::open ("cygfile:///etc/setup/timestamp", "rt", 0); |
04d6e06b | 368 | if (ots) |
23c9e63c | 369 | { |
b24c88b3 RC |
370 | char temp[20]; |
371 | memset (temp, '\0', 20); | |
372 | if (ots->read (temp, 19)) | |
373 | sscanf (temp, "%u", &old_timestamp); | |
374 | delete ots; | |
04d6e06b DD |
375 | if (old_timestamp && setup_timestamp |
376 | && (old_timestamp > setup_timestamp)) | |
377 | { | |
ab57ceaa | 378 | int yn = yesno (owner, IDS_OLD_SETUPINI); |
04d6e06b | 379 | if (yn == IDNO) |
5fa64c3c | 380 | Logger ().exit (1); |
04d6e06b | 381 | } |
23c9e63c | 382 | } |
04d6e06b | 383 | if (setup_timestamp) |
23c9e63c | 384 | { |
b24c88b3 | 385 | io_stream *nts = |
26922cd2 | 386 | io_stream::open ("cygfile:///etc/setup/timestamp", "wt", 0); |
04d6e06b DD |
387 | if (nts) |
388 | { | |
b24c88b3 RC |
389 | char temp[20]; |
390 | sprintf (temp, "%u", setup_timestamp); | |
391 | nts->write (temp, strlen (temp)); | |
392 | delete nts; | |
04d6e06b | 393 | } |
23c9e63c DD |
394 | } |
395 | } | |
396 | ||
18837afa | 397 | LogBabblePrintf (".ini setup_version is %s, our setup_version is %s", ini_setup_version.size () ? |
b3edf57f | 398 | ini_setup_version.c_str () : "(null)", |
2b734ec7 | 399 | setup_version); |
b3edf57f | 400 | if (ini_setup_version.size ()) |
13d27274 | 401 | { |
b3edf57f | 402 | if (version_compare (setup_version, ini_setup_version) < 0) |
2b734ec7 | 403 | note (owner, IDS_OLD_SETUP_VERSION, setup_version, |
b3edf57f | 404 | ini_setup_version.c_str ()); |
13d27274 DD |
405 | } |
406 | ||
d9f4a2ba | 407 | return true; |
23c9e63c DD |
408 | } |
409 | ||
45e01f23 | 410 | static DWORD WINAPI |
18837afa | 411 | do_ini_thread_reflector (void* p) |
ab57ceaa | 412 | { |
072fb49a MB |
413 | HANDLE *context; |
414 | context = (HANDLE*)p; | |
ab57ceaa | 415 | |
072fb49a MB |
416 | try |
417 | { | |
18837afa | 418 | bool succeeded = do_ini_thread ((HINSTANCE)context[0], (HWND)context[1]); |
ab57ceaa | 419 | |
072fb49a | 420 | // Tell the progress page that we're done downloading |
18837afa | 421 | Progress.PostMessageNow (WM_APP_SETUP_INI_DOWNLOAD_COMPLETE, 0, succeeded); |
072fb49a | 422 | } |
18837afa | 423 | TOPLEVEL_CATCH ("ini"); |
ab57ceaa | 424 | |
18837afa | 425 | ExitThread (0); |
ab57ceaa RC |
426 | } |
427 | ||
428 | static HANDLE context[2]; | |
429 | ||
430 | void | |
431 | do_ini (HINSTANCE h, HWND owner) | |
432 | { | |
45e01f23 RC |
433 | context[0] = h; |
434 | context[1] = owner; | |
30718d6f CF |
435 | |
436 | DWORD threadID; | |
45e01f23 | 437 | CreateThread (NULL, 0, do_ini_thread_reflector, context, 0, &threadID); |
ab57ceaa | 438 | } |