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1c159e0a JT |
1 | /* |
2 | * Copyright (c) 2017 Jon Turney | |
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 | */ | |
13 | ||
14 | #include "libsolv.h" | |
16994679 KB |
15 | #include "package_db.h" |
16 | #include "package_meta.h" | |
5fa727e1 | 17 | #include "resource.h" |
1c159e0a JT |
18 | |
19 | #include "solv/solver.h" | |
20 | #include "solv/solverdebug.h" | |
21 | #include "solv/evr.h" | |
22 | ||
23 | #include "LogSingleton.h" | |
1d553f34 | 24 | #include <iomanip> |
1c159e0a JT |
25 | |
26 | // --------------------------------------------------------------------------- | |
27 | // Utility functions for mapping between Operators and Relation Ids | |
28 | // --------------------------------------------------------------------------- | |
29 | ||
30 | static Id | |
31 | Operator2RelId(PackageSpecification::_operators op) | |
32 | { | |
33 | switch (op) | |
34 | { | |
35 | case PackageSpecification::Equals: | |
36 | return REL_EQ; | |
37 | case PackageSpecification::LessThan: | |
38 | return REL_LT; | |
39 | case PackageSpecification::MoreThan: | |
40 | return REL_GT; | |
41 | case PackageSpecification::LessThanEquals: | |
42 | return REL_LT | REL_EQ; | |
43 | case PackageSpecification::MoreThanEquals: | |
44 | return REL_GT | REL_EQ; | |
45 | } | |
46 | ||
47 | return 0; | |
48 | } | |
49 | ||
50 | static PackageSpecification::_operators | |
51 | RelId2Operator(Id id) | |
52 | { | |
53 | switch (id) | |
54 | { | |
55 | case REL_EQ: | |
56 | return PackageSpecification::Equals; | |
57 | case REL_LT: | |
58 | return PackageSpecification::LessThan; | |
59 | case REL_GT: | |
60 | return PackageSpecification::MoreThan; | |
61 | case REL_LT | REL_EQ: | |
62 | return PackageSpecification::LessThanEquals; | |
63 | case REL_GT | REL_EQ: | |
64 | return PackageSpecification::MoreThanEquals; | |
65 | } | |
66 | ||
67 | return PackageSpecification::Equals; | |
68 | } | |
69 | ||
70 | // --------------------------------------------------------------------------- | |
71 | // implements class SolvableVersion | |
72 | // | |
73 | // a wrapper around a libsolv Solvable | |
74 | // --------------------------------------------------------------------------- | |
75 | ||
bfe593cf KB |
76 | Id |
77 | SolvableVersion::name_id () const | |
78 | { | |
79 | Solvable *solvable = pool_id2solvable(pool, id); | |
80 | return solvable->name; | |
81 | } | |
82 | ||
1c159e0a JT |
83 | const std::string |
84 | SolvableVersion::Name () const | |
85 | { | |
e2ec1fa2 KB |
86 | if (!id) |
87 | return ""; | |
bfe593cf | 88 | return pool_id2str(pool, name_id()); |
1c159e0a JT |
89 | } |
90 | ||
91 | const std::string | |
92 | SolvableVersion::Canonical_version() const | |
93 | { | |
e2ec1fa2 KB |
94 | if (!id) |
95 | return ""; | |
1c159e0a JT |
96 | Solvable *solvable = pool_id2solvable(pool, id); |
97 | return std::string(pool_id2str(pool, solvable->evr)); | |
98 | } | |
99 | ||
100 | package_type_t | |
101 | SolvableVersion::Type () const | |
102 | { | |
e2ec1fa2 KB |
103 | if (!id) |
104 | return package_binary; | |
1c159e0a JT |
105 | Solvable *solvable = pool_id2solvable(pool, id); |
106 | if (solvable->arch == ARCH_SRC) | |
107 | return package_source; | |
108 | else | |
109 | return package_binary; | |
110 | } | |
111 | ||
112 | const PackageDepends | |
113 | SolvableVersion::depends() const | |
5ebe14e4 KB |
114 | { |
115 | return deplist(SOLVABLE_REQUIRES); | |
116 | } | |
117 | ||
118 | const PackageDepends | |
119 | SolvableVersion::obsoletes() const | |
120 | { | |
121 | return deplist(SOLVABLE_OBSOLETES); | |
122 | } | |
123 | ||
6d23697e KB |
124 | const PackageDepends |
125 | SolvableVersion::provides() const | |
126 | { | |
127 | return deplist(SOLVABLE_PROVIDES); | |
128 | } | |
129 | ||
130 | const PackageDepends | |
131 | SolvableVersion::conflicts() const | |
132 | { | |
133 | return deplist(SOLVABLE_CONFLICTS); | |
134 | } | |
135 | ||
5ebe14e4 KB |
136 | // helper function which returns the deplist for a given key, as a PackageDepends |
137 | const PackageDepends | |
138 | SolvableVersion::deplist(Id keyname) const | |
1c159e0a | 139 | { |
e2ec1fa2 KB |
140 | static PackageDepends empty_package; |
141 | if (!id) | |
142 | return empty_package; | |
1c159e0a JT |
143 | Solvable *solvable = pool_id2solvable(pool, id); |
144 | ||
145 | Queue q; | |
146 | queue_init(&q); | |
147 | ||
5ebe14e4 | 148 | if (repo_lookup_idarray(solvable->repo, id, keyname, &q)) |
1c159e0a JT |
149 | { |
150 | // convert | |
151 | PackageDepends dep; | |
152 | ||
153 | for (int i = 0; i < q.count; i++) | |
154 | { | |
155 | #ifdef DEBUG | |
156 | Log (LOG_PLAIN) << "dep " << std::hex << q.elements[i] << ": " << pool_dep2str(pool, q.elements[i]) << endLog; | |
157 | #endif | |
158 | ||
159 | const char *name = pool_id2str(pool, q.elements[i]); | |
160 | PackageSpecification *spec = new PackageSpecification (name); | |
161 | ||
5947bc92 | 162 | if (ISRELDEP(q.elements[i])) |
1c159e0a | 163 | { |
5947bc92 | 164 | Reldep *rd = GETRELDEP(pool, q.elements[i]); |
1c159e0a JT |
165 | spec->setOperator(RelId2Operator(rd->flags)); |
166 | spec->setVersion(pool_id2str(pool, rd->evr)); | |
167 | } | |
168 | ||
169 | dep.push_back (spec); | |
170 | } | |
171 | ||
172 | queue_empty(&q); | |
173 | ||
174 | return dep; | |
175 | } | |
176 | ||
177 | // otherwise, return an empty depends list | |
1c159e0a JT |
178 | return empty_package; |
179 | } | |
180 | ||
181 | const std::string | |
182 | SolvableVersion::SDesc () const | |
183 | { | |
e2ec1fa2 KB |
184 | if (!id) |
185 | return ""; | |
1c159e0a JT |
186 | Solvable *solvable = pool_id2solvable(pool, id); |
187 | const char *sdesc = repo_lookup_str(solvable->repo, id, SOLVABLE_SUMMARY); | |
c4b8d6dd JT |
188 | |
189 | if (!sdesc) | |
190 | return ""; | |
191 | ||
1c159e0a JT |
192 | return sdesc; |
193 | } | |
194 | ||
c59b92e8 JT |
195 | const std::string |
196 | SolvableVersion::sourcePackageName () const | |
197 | { | |
198 | if (!id) | |
199 | return ""; | |
200 | ||
201 | // extract source package name | |
202 | Solvable *solvable = pool_id2solvable(pool, id); | |
203 | Id spkg = repo_lookup_id(solvable->repo, id, SOLVABLE_SOURCENAME); | |
204 | ||
205 | // has no such attribute | |
206 | if (!spkg) | |
207 | return ""; | |
208 | ||
209 | return std::string(pool_id2str(pool, spkg)); | |
210 | } | |
211 | ||
f158577d JT |
212 | const std::string |
213 | SolvableVersion::Vendor () const | |
214 | { | |
215 | if (!id) | |
216 | return ""; | |
217 | ||
218 | // extract vendor | |
219 | Solvable *solvable = pool_id2solvable(pool, id); | |
220 | Id vendor = repo_lookup_id(solvable->repo, id, SOLVABLE_VENDOR); | |
221 | ||
222 | // has no such attribute | |
223 | if (!vendor) | |
224 | return ""; | |
225 | ||
226 | return std::string(pool_id2str(pool, vendor)); | |
227 | } | |
228 | ||
1c159e0a JT |
229 | SolvableVersion |
230 | SolvableVersion::sourcePackage () const | |
231 | { | |
232 | if (!id) | |
233 | return SolvableVersion(); | |
234 | ||
235 | // extract source package id | |
236 | Solvable *solvable = pool_id2solvable(pool, id); | |
237 | Id spkg_attr = pool_str2id(pool, "solvable:sourceid", 1); | |
238 | Id spkg_id = repo_lookup_id(solvable->repo, id, spkg_attr); | |
239 | ||
240 | // has no such attribute | |
241 | if (!spkg_id) | |
242 | return SolvableVersion(); | |
243 | ||
244 | return SolvableVersion(spkg_id, pool); | |
245 | } | |
246 | ||
c59b92e8 JT |
247 | void |
248 | SolvableVersion::fixup_spkg_id (SolvableVersion spkg_id) const | |
249 | { | |
e2ec1fa2 KB |
250 | if (!id) |
251 | return; | |
c59b92e8 JT |
252 | Solvable *solvable = pool_id2solvable(pool, id); |
253 | Repodata *data = repo_last_repodata(solvable->repo); | |
254 | Id handle = id; | |
255 | Id spkg_attr = pool_str2id(pool, "solvable:sourceid", 1); | |
256 | repodata_set_id(data, handle, spkg_attr, spkg_id.id); | |
257 | } | |
258 | ||
1c159e0a JT |
259 | packagesource * |
260 | SolvableVersion::source() const | |
261 | { | |
c4b8d6dd | 262 | static packagesource empty_source = packagesource(); |
1c159e0a | 263 | if (!id) { |
1c159e0a JT |
264 | return &empty_source; |
265 | } | |
266 | ||
267 | Solvable *solvable = pool_id2solvable(pool, id); | |
268 | Id psrc_attr = pool_str2id(pool, "solvable:packagesource", 1); | |
c4b8d6dd | 269 | return (packagesource *)repo_lookup_num(solvable->repo, id, psrc_attr, (unsigned long long)&empty_source); |
1c159e0a JT |
270 | } |
271 | ||
272 | bool | |
273 | SolvableVersion::accessible () const | |
274 | { | |
5fa727e1 KB |
275 | // empty packages are never accessible |
276 | if (id == 0) | |
277 | return false; | |
278 | ||
279 | // If we're doing a local re-install, is there an archive available? | |
de8fc0b8 | 280 | // |
5fa727e1 KB |
281 | // (This assumes that packagemeta::ScanDownloadedFiles() has already been |
282 | // called to check for presence in the package cache, which would have removed | |
283 | // the version if not available, unless it is already installed) | |
284 | if (::source == IDC_SOURCE_LOCALDIR) | |
285 | return source ()->Cached (); | |
286 | ||
287 | // Otherwise, package is (presumably) retrievable | |
288 | return true; | |
1c159e0a JT |
289 | } |
290 | ||
291 | package_stability_t | |
292 | SolvableVersion::Stability () const | |
293 | { | |
e2ec1fa2 KB |
294 | if (!id) |
295 | return TRUST_UNKNOWN; | |
1c159e0a JT |
296 | Solvable *solvable = pool_id2solvable(pool, id); |
297 | Id stability_attr = pool_str2id(pool, "solvable:stability", 1); | |
298 | return (package_stability_t)repo_lookup_num(solvable->repo, id, stability_attr, TRUST_UNKNOWN); | |
299 | } | |
300 | ||
301 | bool | |
302 | SolvableVersion::operator <(SolvableVersion const &rhs) const | |
303 | { | |
304 | return (compareVersions(*this, rhs) < 0); | |
305 | } | |
306 | ||
307 | bool | |
308 | SolvableVersion::operator ==(SolvableVersion const &rhs) const | |
309 | { | |
310 | return (compareVersions(*this, rhs) == 0); | |
311 | } | |
312 | ||
313 | bool | |
314 | SolvableVersion::operator !=(SolvableVersion const &rhs) const | |
315 | { | |
316 | return (compareVersions(*this, rhs) != 0); | |
317 | } | |
318 | ||
319 | int | |
320 | SolvableVersion::compareVersions(const SolvableVersion &a, | |
321 | const SolvableVersion &b) | |
322 | { | |
323 | if (a.id == b.id) | |
324 | return 0; | |
325 | ||
326 | // if a and b are different, at least one of them has a pool | |
327 | Pool *pool = a.pool ? a.pool : b.pool; | |
328 | ||
329 | Solvable *sa = a.id ? pool_id2solvable(a.pool, a.id) : NULL; | |
330 | Solvable *sb = b.id ? pool_id2solvable(b.pool, b.id) : NULL; | |
331 | ||
332 | // empty versions compare as if their version is the empty string | |
333 | Id evra = sa ? sa->evr : pool_str2id(pool, "", 1); | |
334 | Id evrb = sb ? sb->evr : pool_str2id(pool, "", 1); | |
335 | ||
336 | return pool_evrcmp(pool, evra, evrb, EVRCMP_COMPARE); | |
337 | } | |
338 | ||
972b2d9a JT |
339 | void |
340 | SolvableVersion::remove() const | |
341 | { | |
342 | if (!id) | |
343 | return; | |
344 | ||
345 | Solvable *solvable = pool_id2solvable(pool, id); | |
346 | repo_free_solvable(solvable->repo, id, 0); | |
347 | } | |
348 | ||
1c159e0a JT |
349 | // --------------------------------------------------------------------------- |
350 | // implements class SolverPool | |
351 | // | |
352 | // a simplified wrapper for libsolv | |
353 | // --------------------------------------------------------------------------- | |
354 | ||
355 | static | |
356 | void debug_callback(Pool *pool, void *data, int type, const char *str) | |
357 | { | |
358 | if (type & (SOLV_FATAL|SOLV_ERROR)) | |
359 | LogPlainPrintf("libsolv: %s", str); | |
360 | else | |
361 | LogBabblePrintf("libsolv: %s", str); | |
362 | } | |
363 | ||
364 | SolverPool::SolverPool() | |
ab67dafa JT |
365 | { |
366 | init(); | |
367 | } | |
368 | ||
369 | void | |
370 | SolverPool::init() | |
1c159e0a JT |
371 | { |
372 | /* create a pool */ | |
373 | pool = pool_create(); | |
374 | ||
375 | pool_setdebugcallback(pool, debug_callback, NULL); | |
376 | ||
377 | int level = 1; | |
378 | #if DEBUG | |
379 | level = 3; | |
380 | #endif | |
381 | pool_setdebuglevel(pool, level); | |
382 | ||
383 | /* create the repo to hold installed packages */ | |
384 | SolvRepo *installed = getRepo("_installed"); | |
385 | pool_set_installed(pool, installed->repo); | |
386 | } | |
387 | ||
ab67dafa JT |
388 | void |
389 | SolverPool::clear() | |
390 | { | |
391 | repos.clear(); | |
392 | pool_free(pool); | |
393 | pool = NULL; | |
394 | ||
395 | init(); | |
396 | } | |
397 | ||
1c159e0a JT |
398 | SolvRepo * |
399 | SolverPool::getRepo(const std::string &name, bool test) | |
400 | { | |
401 | RepoList::iterator i = repos.find(name); | |
402 | if (i != repos.end()) | |
403 | return i->second; | |
404 | ||
405 | /* create repo if not found */ | |
406 | SolvRepo *r = new(SolvRepo); | |
407 | r->repo = repo_create(pool, name.c_str()); | |
408 | ||
409 | /* create attribute store, with no local pool */ | |
410 | r->data = repo_add_repodata(r->repo, 0); | |
411 | ||
412 | /* remember if this is a test stability repo */ | |
413 | r->test = test; | |
414 | ||
3c3d695d KB |
415 | /* set default priority */ |
416 | r->repo->priority = SolvRepo::priorityNormal; | |
417 | ||
1c159e0a JT |
418 | repos[name] = r; |
419 | ||
420 | return r; | |
421 | } | |
422 | ||
423 | /* | |
424 | Helper function to convert a PackageDepends list to libsolv dependencies. | |
425 | */ | |
426 | Id | |
427 | SolverPool::makedeps(Repo *repo, PackageDepends *requires) | |
428 | { | |
429 | Id deps = 0; | |
430 | ||
431 | for (PackageDepends::iterator i = requires->begin(); | |
432 | i != requires->end(); | |
433 | i++) | |
434 | { | |
435 | Id name = pool_str2id(pool, (*i)->packageName().c_str(), 1); | |
436 | ||
437 | if ((*i)->version().size() == 0) | |
438 | { | |
439 | // no relation, so dependency is just on package name | |
440 | deps = repo_addid_dep(repo, deps, name, 0); | |
441 | } | |
442 | else | |
443 | { | |
444 | // otherwise, dependency is on package name with a version condition | |
445 | Id evr = pool_str2id(pool, (*i)->version().c_str(), 1); | |
446 | int rel = pool_rel2id(pool, name, evr, Operator2RelId((*i)->op()), 1); | |
447 | ||
448 | deps = repo_addid_dep(repo, deps, rel, 0); | |
449 | } | |
450 | } | |
451 | ||
452 | return deps; | |
453 | } | |
454 | ||
455 | SolvableVersion | |
456 | SolverPool::addPackage(const std::string& pkgname, const addPackageData &pkgdata) | |
457 | { | |
458 | std::string repoName = pkgdata.reponame; | |
459 | bool test = false; | |
460 | ||
3c3d695d KB |
461 | /* It's simplest to place test packages into a separate repo, and |
462 | then arrange for that repo to have low priority, if we don't want | |
463 | to install those packages by default */ | |
1c159e0a | 464 | |
88f3d803 | 465 | if (pkgdata.stability == TRUST_TEST && repoName != "_installed") |
1c159e0a JT |
466 | { |
467 | repoName = pkgdata.reponame + "_test_"; | |
468 | test = true; | |
469 | } | |
470 | ||
471 | SolvRepo *r = getRepo(repoName, test); | |
472 | Repo *repo = r->repo; | |
473 | ||
474 | /* create a solvable */ | |
475 | Id s = repo_add_solvable(repo); | |
476 | Solvable *solvable = pool_id2solvable(pool, s); | |
477 | ||
478 | /* initialize solvable for this packageo/version/etc. */ | |
479 | solvable->name = pool_str2id(pool, pkgname.c_str(), 1); | |
480 | solvable->arch = (pkgdata.type == package_binary) ? ARCH_ANY : ARCH_SRC; | |
481 | solvable->evr = pool_str2id(repo->pool, pkgdata.version.c_str(), 1); | |
482 | solvable->vendor = pool_str2id(repo->pool, pkgdata.vendor.c_str(), 1); | |
9c3e3256 JT |
483 | if (pkgdata.provides) |
484 | solvable->provides = makedeps(repo, pkgdata.provides); | |
f4bddeea | 485 | /* in the absence of specific provides, we provide what we obsolete */ |
9c3e3256 | 486 | else if (pkgdata.obsoletes) |
f4bddeea JT |
487 | solvable->provides = makedeps(repo, pkgdata.obsoletes); |
488 | /* we always provide ourselves */ | |
1c159e0a JT |
489 | solvable->provides = repo_addid_dep(repo, solvable->provides, pool_rel2id(pool, solvable->name, solvable->evr, REL_EQ, 1), 0); |
490 | if (pkgdata.requires) | |
491 | solvable->requires = makedeps(repo, pkgdata.requires); | |
20b98f20 JT |
492 | if (pkgdata.obsoletes) |
493 | solvable->obsoletes = makedeps(repo, pkgdata.obsoletes); | |
e6433da6 JT |
494 | if (pkgdata.conflicts) |
495 | solvable->conflicts = makedeps(repo, pkgdata.conflicts); | |
1c159e0a JT |
496 | |
497 | /* a solvable can also store arbitrary attributes not needed for dependency | |
498 | resolution, if we need them */ | |
499 | ||
500 | Repodata *data = r->data; | |
501 | Id handle = s; | |
502 | #if DEBUG | |
503 | Log (LOG_PLAIN) << "solvable " << s << " name " << pkgname << endLog; | |
504 | #endif | |
505 | ||
506 | /* store short description attribute */ | |
507 | repodata_set_str(data, handle, SOLVABLE_SUMMARY, pkgdata.sdesc.c_str()); | |
508 | /* store long description attribute */ | |
509 | repodata_set_str(data, handle, SOLVABLE_DESCRIPTION, pkgdata.ldesc.c_str()); | |
510 | ||
511 | /* store source-package attribute */ | |
512 | const std::string sname = pkgdata.spkg.packageName(); | |
513 | if (!sname.empty()) | |
514 | repodata_set_id(data, handle, SOLVABLE_SOURCENAME, pool_str2id(pool, sname.c_str(), 1)); | |
515 | else | |
516 | repodata_set_void(data, handle, SOLVABLE_SOURCENAME); | |
517 | /* solvable:sourceevr may also be available from spkg but assumed to be same | |
518 | as evr for the moment */ | |
519 | ||
520 | /* store source-package id */ | |
c59b92e8 JT |
521 | /* (If the source-package hasn't been seen yet, we don't know what it's Id |
522 | will be. That gets fixed up later.) */ | |
523 | if (pkgdata.spkg_id) | |
524 | { | |
525 | Id spkg_attr = pool_str2id(pool, "solvable:sourceid", 1); | |
526 | repodata_set_id(data, handle, spkg_attr, pkgdata.spkg_id.id); | |
527 | } | |
1c159e0a JT |
528 | |
529 | /* we could store packagesource information as attributes ... | |
530 | ||
531 | e.g. | |
532 | size SOLVABLE_DOWNLOADSIZE | |
533 | pathname SOLVABLE_MEDIAFILE | |
534 | site SOLVABLE_MEDIABASE | |
535 | checksum SOLVABLE_CHECKSUM | |
536 | ||
537 | ... but for the moment, we just store a pointer to a packagesource object | |
538 | */ | |
539 | Id psrc_attr = pool_str2id(pool, "solvable:packagesource", 1); | |
540 | packagesource *psrc = new packagesource(pkgdata.archive); | |
541 | repodata_set_num(data, handle, psrc_attr, (intptr_t)psrc); | |
542 | ||
543 | /* store stability level attribute */ | |
544 | Id stability_attr = pool_str2id(pool, "solvable:stability", 1); | |
545 | repodata_set_num(data, handle, stability_attr, pkgdata.stability); | |
546 | ||
547 | #if 0 | |
548 | repodata_internalize(data); | |
549 | ||
550 | /* debug: verify the attributes we've just set get retrieved correctly */ | |
551 | SolvableVersion sv = SolvableVersion(s, pool); | |
552 | const std::string check_sdesc = sv.SDesc(); | |
553 | if (pkgdata.sdesc.compare(check_sdesc) != 0) { | |
554 | Log (LOG_PLAIN) << pkgname << " has sdesc mismatch: '" << pkgdata.sdesc << "' and '" | |
555 | << check_sdesc << "'" << endLog; | |
556 | } | |
557 | if (!sname.empty()) { | |
558 | SolvableVersion check_spkg = sv.sourcePackage(); | |
559 | Solvable *check_spkg_solvable = pool_id2solvable(pool, check_spkg.id); | |
560 | std::string check_sname = pool_id2str(pool, check_spkg_solvable->name); | |
561 | if (sname.compare(check_sname) != 0) { | |
562 | Log (LOG_PLAIN) << pkgname << " has spkg mismatch: '" << pkgdata.spkg.packageName() | |
563 | << "' and '" << check_sname << "'" << endLog; | |
564 | } | |
565 | } | |
566 | packagesource *check_archive = sv.source(); | |
567 | if (check_archive != psrc) | |
568 | Log (LOG_PLAIN) << pkgname << " has archive mismatch: " << psrc | |
569 | << " and " << check_archive << endLog; | |
570 | package_stability_t check_stability = sv.Stability(); | |
571 | if (check_stability != pkgdata.stability) { | |
572 | Log (LOG_PLAIN) << pkgname << " has stability mismatch: " << pkgdata.stability | |
573 | << " and " << check_stability << endLog; | |
574 | } | |
575 | #endif | |
576 | ||
577 | return SolvableVersion(s, pool); | |
578 | } | |
579 | ||
580 | void | |
581 | SolverPool::internalize() | |
582 | { | |
583 | /* Make attribute data available to queries */ | |
584 | for (RepoList::iterator i = repos.begin(); | |
585 | i != repos.end(); | |
586 | i++) | |
587 | { | |
588 | repodata_internalize(i->second->data); | |
589 | } | |
590 | } | |
1d553f34 | 591 | |
16994679 KB |
592 | void |
593 | SolverTasks::setTasks() | |
594 | { | |
595 | // go through all packages, adding changed ones to the solver task list | |
596 | packagedb db; | |
2506055b | 597 | tasks.clear(); |
16994679 KB |
598 | |
599 | for (packagedb::packagecollection::iterator p = db.packages.begin (); | |
600 | p != db.packages.end (); ++p) | |
601 | { | |
602 | packagemeta *pkg = p->second; | |
603 | ||
604 | // decode UI state to action | |
bfe593cf KB |
605 | // keep and skip need attention only when they differ from the |
606 | // solver's solution | |
16994679 KB |
607 | if (pkg->installed != pkg->desired) |
608 | { | |
609 | if (pkg->desired) | |
610 | add(pkg->desired, taskInstall); // install/upgrade | |
611 | else | |
612 | add(pkg->installed, taskUninstall); // uninstall | |
613 | } | |
614 | else if (pkg->installed) | |
615 | { | |
616 | if (pkg->picked()) | |
617 | add(pkg->installed, taskReinstall); // reinstall | |
eb09ab39 | 618 | else if (pkg->installed != pkg->default_version) |
16994679 | 619 | add(pkg->installed, taskKeep); // keep |
d2e0c29e JT |
620 | else |
621 | { | |
622 | // if installed (with no action selected), but blacklisted, force | |
623 | // a distupgrade of this package | |
624 | if (pkg->isBlacklisted(pkg->installed)) | |
625 | { | |
626 | add(pkg->installed, taskForceDistUpgrade); | |
627 | } | |
628 | } | |
16994679 | 629 | } |
bfe593cf KB |
630 | else if (pkg->default_version) |
631 | add(pkg->default_version, taskSkip); // skip | |
16994679 KB |
632 | |
633 | // only install action makes sense for source packages | |
634 | if (pkg->srcpicked()) | |
635 | { | |
636 | if (pkg->desired) | |
637 | add(pkg->desired.sourcePackage(), taskInstall); | |
638 | else | |
639 | add(pkg->installed.sourcePackage(), taskInstall); | |
640 | } | |
641 | } | |
642 | } | |
643 | ||
1d553f34 JT |
644 | void |
645 | SolverPool::use_test_packages(bool use_test_packages) | |
646 | { | |
3c3d695d KB |
647 | // Give repos containing test packages higher priority than normal |
648 | // if wanted, otherwise lower priority. | |
649 | SolvRepo::priority_t p = use_test_packages ? SolvRepo::priorityNormal : SolvRepo::priorityLow; | |
1d553f34 JT |
650 | for (RepoList::iterator i = repos.begin(); |
651 | i != repos.end(); | |
652 | i++) | |
653 | { | |
654 | if (i->second->test) | |
3c3d695d | 655 | i->second->setPriority(p); |
1d553f34 JT |
656 | } |
657 | } | |
658 | ||
659 | // --------------------------------------------------------------------------- | |
660 | // implements class SolverSolution | |
661 | // | |
662 | // A wrapper around the libsolv solver | |
663 | // --------------------------------------------------------------------------- | |
664 | ||
2506055b JT |
665 | SolverSolution::SolverSolution(SolverPool &_pool) : pool(_pool), solv(NULL) |
666 | { | |
667 | queue_init(&job); | |
668 | } | |
669 | ||
1d553f34 | 670 | SolverSolution::~SolverSolution() |
ab67dafa JT |
671 | { |
672 | clear(); | |
673 | } | |
674 | ||
675 | void | |
676 | SolverSolution::clear() | |
1d553f34 JT |
677 | { |
678 | if (solv) | |
679 | { | |
680 | solver_free(solv); | |
681 | solv = NULL; | |
682 | } | |
2506055b | 683 | queue_free(&job); |
1d553f34 JT |
684 | } |
685 | ||
7c94d449 KB |
686 | void |
687 | SolverSolution::trans2db() const | |
688 | { | |
689 | packagedb db; | |
9ca5efb3 KB |
690 | // First reset all packages to the "no changes" state |
691 | db.noChanges (); | |
692 | ||
7c94d449 KB |
693 | // Now make changes according to trans. transErase requires some |
694 | // care; it could either be a "plain" uninstall, or it could be | |
695 | // paired with a transInstall for an upgrade/downgrade or reinstall. | |
696 | for (SolverTransactionList::const_iterator i = trans.begin(); | |
697 | i != trans.end(); i++) | |
698 | { | |
699 | const packageversion & pv = i->version; | |
700 | packagemeta *pkg = db.findBinary(PackageSpecification(pv.Name())); | |
701 | if (!pkg) | |
702 | // Can't happen - throw an exception? | |
703 | { | |
704 | Log (LOG_PLAIN) << "Can't happen. No packagemeta for " | |
705 | << pv.Name() << endLog; | |
706 | return; | |
707 | } | |
708 | switch (i->type) | |
709 | { | |
710 | case SolverTransaction::transInstall: | |
711 | if (pv.Type() == package_binary) | |
712 | { | |
eb09ab39 | 713 | pkg->desired = pkg->default_version = pv; |
7c94d449 KB |
714 | pkg->pick(true); |
715 | } | |
716 | else // source package | |
717 | pkg->srcpick(true); | |
718 | break; | |
719 | case SolverTransaction::transErase: | |
720 | // Only relevant if pkg is still in its "no change" state | |
721 | if (pkg->desired == pkg->installed && !pkg->picked()) | |
eb09ab39 | 722 | pkg->desired = pkg->default_version = packageversion(); |
7c94d449 KB |
723 | break; |
724 | default: | |
725 | break; | |
726 | } | |
727 | } | |
728 | } | |
729 | ||
9a7507eb KB |
730 | void |
731 | SolverSolution::db2trans() | |
732 | { | |
733 | trans.clear(); | |
734 | packagedb db; | |
735 | ||
736 | for (packagedb::packagecollection::iterator p = db.packages.begin (); | |
737 | p != db.packages.end (); ++p) | |
738 | { | |
739 | packagemeta *pkg = p->second; | |
740 | if (pkg->desired && pkg->picked()) // install/upgrade/reinstall | |
741 | { | |
742 | trans.push_back(SolverTransaction(pkg->desired, SolverTransaction::transInstall)); | |
743 | if (pkg->installed) | |
744 | trans.push_back(SolverTransaction(pkg->installed, SolverTransaction::transErase)); | |
745 | } | |
746 | else if (!pkg->desired && pkg->installed) // uninstall | |
747 | trans.push_back(SolverTransaction(pkg->installed, SolverTransaction::transErase)); | |
748 | ||
749 | if (pkg->srcpicked()) | |
750 | { | |
751 | if (pkg->desired) | |
752 | trans.push_back(SolverTransaction(pkg->desired.sourcePackage(), SolverTransaction::transInstall)); | |
753 | else | |
754 | trans.push_back(SolverTransaction(pkg->installed.sourcePackage(), SolverTransaction::transInstall)); | |
755 | } | |
756 | } | |
757 | } | |
758 | ||
1d553f34 JT |
759 | static |
760 | std::ostream &operator<<(std::ostream &stream, | |
761 | SolverTransaction::transType type) | |
762 | { | |
763 | switch (type) | |
764 | { | |
765 | case SolverTransaction::transInstall: | |
766 | stream << "install"; | |
767 | break; | |
768 | case SolverTransaction::transErase: | |
769 | stream << "erase"; | |
770 | break; | |
771 | default: | |
772 | stream << "unknown"; | |
773 | } | |
774 | return stream; | |
775 | } | |
776 | ||
2506055b JT |
777 | void |
778 | SolverSolution::tasksToJobs(SolverTasks &tasks, updateMode update, Queue &job) | |
1d553f34 | 779 | { |
1d553f34 JT |
780 | // solver accepts a queue containing pairs of (cmd, id) tasks |
781 | // cmd is job and selection flags ORed together | |
782 | for (SolverTasks::taskList::const_iterator i = tasks.tasks.begin(); | |
783 | i != tasks.tasks.end(); | |
784 | i++) | |
785 | { | |
786 | const SolvableVersion &sv = (*i).first; | |
787 | ||
788 | switch ((*i).second) | |
789 | { | |
790 | case SolverTasks::taskInstall: | |
791 | queue_push2(&job, SOLVER_INSTALL | SOLVER_SOLVABLE, sv.id); | |
792 | break; | |
793 | case SolverTasks::taskUninstall: | |
794 | queue_push2(&job, SOLVER_ERASE | SOLVER_SOLVABLE, sv.id); | |
795 | break; | |
796 | case SolverTasks::taskReinstall: | |
797 | // we don't know how to ask solver for this, so we just add the erase | |
798 | // and install later | |
799 | break; | |
9deed604 KB |
800 | case SolverTasks::taskKeep: |
801 | queue_push2(&job, SOLVER_LOCK | SOLVER_SOLVABLE, sv.id); | |
802 | break; | |
bfe593cf KB |
803 | case SolverTasks::taskSkip: |
804 | queue_push2(&job, SOLVER_LOCK | SOLVER_SOLVABLE_NAME, sv.name_id()); | |
805 | break; | |
d2e0c29e JT |
806 | case SolverTasks::taskForceDistUpgrade: |
807 | queue_push2(&job, SOLVER_DISTUPGRADE | SOLVER_SOLVABLE, sv.id); | |
808 | break; | |
1d553f34 JT |
809 | default: |
810 | Log (LOG_PLAIN) << "unknown task " << (*i).second << endLog; | |
811 | } | |
812 | } | |
813 | ||
45f5ab69 JT |
814 | // Ask solver to update packages |
815 | switch (update) | |
816 | { | |
817 | case keep: | |
818 | break; | |
819 | ||
820 | case updateBest: | |
821 | // Update to best version | |
822 | queue_push2(&job, SOLVER_UPDATE | SOLVER_SOLVABLE_ALL, 0); | |
823 | break; | |
824 | ||
825 | case updateForce: | |
826 | // Bring installed, non-orphaned packages in sync with the ones in the | |
827 | // repository | |
828 | queue_push2(&job, SOLVER_DISTUPGRADE | SOLVER_SOLVABLE_ALL, 0); | |
829 | break; | |
830 | } | |
1d553f34 | 831 | |
ca8245b2 KB |
832 | // Ask solver to check dependencies of installed packages. |
833 | queue_push2(&job, SOLVER_VERIFY | SOLVER_SOLVABLE_ALL, 0); | |
2506055b JT |
834 | } |
835 | ||
836 | bool | |
837 | SolverSolution::update(SolverTasks &tasks, updateMode update, bool use_test_packages) | |
838 | { | |
839 | Log (LOG_PLAIN) << "solving: " << tasks.tasks.size() << " tasks," << | |
840 | " update: " << (update ? "yes" : "no") << "," << | |
841 | " use test packages: " << (use_test_packages ? "yes" : "no") << endLog; | |
842 | ||
843 | pool.use_test_packages(use_test_packages); | |
844 | ||
845 | queue_free(&job); | |
846 | tasksToJobs(tasks, update, job); | |
ca8245b2 | 847 | |
1d553f34 JT |
848 | if (!solv) |
849 | solv = solver_create(pool.pool); | |
850 | ||
2506055b JT |
851 | return solve(); |
852 | } | |
853 | ||
854 | bool | |
855 | SolverSolution::solve() | |
856 | { | |
1d553f34 JT |
857 | solver_set_flag(solv, SOLVER_FLAG_ALLOW_VENDORCHANGE, 1); |
858 | solver_set_flag(solv, SOLVER_FLAG_ALLOW_DOWNGRADE, 0); | |
45f5ab69 JT |
859 | solver_set_flag(solv, SOLVER_FLAG_DUP_ALLOW_VENDORCHANGE, 1); |
860 | solver_set_flag(solv, SOLVER_FLAG_DUP_ALLOW_DOWNGRADE, 1); | |
1d553f34 | 861 | solver_solve(solv, &job); |
1d553f34 JT |
862 | |
863 | int pcnt = solver_problem_count(solv); | |
864 | solver_printdecisions(solv); | |
865 | ||
2506055b JT |
866 | solutionToTransactionList(); |
867 | ||
868 | return (pcnt == 0); | |
869 | } | |
870 | ||
871 | void | |
872 | SolverSolution::solutionToTransactionList() | |
873 | { | |
1d553f34 JT |
874 | // get transactions for solution |
875 | Transaction *t = solver_create_transaction(solv); | |
876 | transaction_order(t, 0); | |
877 | transaction_print(t); | |
878 | ||
879 | // massage into SolverTransactions form | |
880 | trans.clear(); | |
1d553f34 JT |
881 | for (int i = 0; i < t->steps.count; i++) |
882 | { | |
883 | Id id = t->steps.elements[i]; | |
884 | SolverTransaction::transType tt = type(t, i); | |
45f5ab69 JT |
885 | if (tt != SolverTransaction::transIgnore) |
886 | trans.push_back(SolverTransaction(SolvableVersion(id, pool.pool), tt)); | |
1d553f34 JT |
887 | } |
888 | ||
2506055b JT |
889 | transaction_free(t); |
890 | ||
891 | dumpTransactionList(); | |
892 | } | |
893 | ||
894 | void | |
895 | SolverSolution::augmentTasks(SolverTasks &tasks) | |
896 | { | |
1d553f34 JT |
897 | // add install and remove tasks for anything marked as reinstall |
898 | for (SolverTasks::taskList::const_iterator i = tasks.tasks.begin(); | |
899 | i != tasks.tasks.end(); | |
900 | i++) | |
901 | { | |
902 | const SolvableVersion &sv = (*i).first; | |
903 | ||
904 | if (((*i).second) == SolverTasks::taskReinstall) | |
905 | { | |
906 | trans.push_back(SolverTransaction(SolvableVersion(sv.id, pool.pool), | |
907 | SolverTransaction::transErase)); | |
908 | trans.push_back(SolverTransaction(SolvableVersion(sv.id, pool.pool), | |
909 | SolverTransaction::transInstall)); | |
910 | } | |
911 | } | |
2506055b | 912 | } |
1d553f34 | 913 | |
2506055b JT |
914 | void |
915 | SolverSolution::addSource(bool include_source) | |
916 | { | |
1d553f34 JT |
917 | // if include_source mode is on, also install source for everything we are |
918 | // installing | |
919 | if (include_source) | |
920 | { | |
921 | // (this uses indicies into the vector, as iterators might become | |
922 | // invalidated by doing push_back) | |
923 | size_t n = trans.size(); | |
924 | for (size_t i = 0; i < n; i++) | |
925 | { | |
926 | if (trans[i].type == SolverTransaction::transInstall) | |
927 | { | |
928 | SolvableVersion src_version = trans[i].version.sourcePackage(); | |
929 | if (src_version) | |
930 | trans.push_back(SolverTransaction(src_version, | |
931 | SolverTransaction::transInstall)); | |
932 | } | |
933 | } | |
934 | } | |
2506055b | 935 | } |
1d553f34 | 936 | |
2506055b JT |
937 | void |
938 | SolverSolution::dumpTransactionList() const | |
939 | { | |
1d553f34 JT |
940 | if (trans.size()) |
941 | { | |
942 | Log (LOG_PLAIN) << "Augmented Transaction List:" << endLog; | |
2506055b | 943 | for (SolverTransactionList::const_iterator i = trans.begin (); |
1d553f34 JT |
944 | i != trans.end (); |
945 | ++i) | |
946 | { | |
947 | Log (LOG_PLAIN) << std::setw(4) << std::distance(trans.begin(), i) | |
948 | << std::setw(8) << i->type | |
949 | << std::setw(48) << i->version.Name() | |
950 | << std::setw(20) << i->version.Canonical_version() << endLog; | |
951 | } | |
952 | } | |
2506055b JT |
953 | else |
954 | Log (LOG_PLAIN) << "Augmented Transaction List: is empty" << endLog; | |
955 | } | |
1d553f34 | 956 | |
2506055b JT |
957 | void SolverSolution::applyDefaultProblemSolutions() |
958 | { | |
959 | // adjust the task list with the default solutions | |
960 | int pcnt = solver_problem_count(solv); | |
961 | for (Id problem = 1; problem <= pcnt; problem++) | |
962 | { | |
963 | int scnt = solver_solution_count(solv, problem); | |
964 | solver_take_solution(solv, problem, scnt, &job); | |
965 | } | |
1d553f34 | 966 | |
2506055b JT |
967 | // re-solve |
968 | if (!solve()) | |
969 | Log (LOG_PLAIN) << "default solutions did not solve all problems!" << endLog; | |
1d553f34 JT |
970 | } |
971 | ||
972 | const SolverTransactionList & | |
973 | SolverSolution::transactions() const | |
974 | { | |
975 | return trans; | |
976 | } | |
977 | ||
978 | // Construct a string reporting the problems and solutions | |
979 | std::string | |
980 | SolverSolution::report() const | |
981 | { | |
d76f912c | 982 | packagedb db; |
1d553f34 JT |
983 | std::string r = ""; |
984 | int pcnt = solver_problem_count(solv); | |
985 | for (Id problem = 1; problem <= pcnt; problem++) | |
986 | { | |
987 | r += "Problem " + std::to_string(problem) + "/" + std::to_string(pcnt); | |
988 | r += "\n"; | |
989 | ||
990 | Id probr = solver_findproblemrule(solv, problem); | |
991 | Id dep, source, target; | |
992 | SolverRuleinfo type = solver_ruleinfo(solv, probr, &source, &target, &dep); | |
d76f912c KB |
993 | if (source == db.basepkg.id) |
994 | r += "package " + std::string(pool_dep2str(pool.pool, dep)) + " is a Base package and is therefore required"; | |
995 | else | |
996 | r += solver_problemruleinfo2str(solv, type, source, target, dep); | |
1d553f34 JT |
997 | r += "\n"; |
998 | ||
999 | int scnt = solver_solution_count(solv, problem); | |
1000 | for (Id solution = 1; solution <= scnt; solution++) | |
1001 | { | |
1002 | r += "Solution " + std::to_string(solution) + "/" + std::to_string(scnt); | |
2506055b | 1003 | if (solution == scnt) r += " (default)"; |
1d553f34 JT |
1004 | r += "\n"; |
1005 | ||
1006 | Id p, rp, element; | |
1007 | element = 0; | |
1008 | while ((element = solver_next_solutionelement(solv, problem, solution, element, &p, &rp)) != 0) | |
1009 | { | |
1010 | r += " - "; | |
d76f912c KB |
1011 | if (p == db.basepkg.id) |
1012 | r += "allow deinstallation of Base packages"; | |
1013 | else | |
1014 | r += solver_solutionelement2str(solv, p, rp); | |
1d553f34 JT |
1015 | r += "\n"; |
1016 | } | |
1017 | } | |
1018 | } | |
d14b4325 JT |
1019 | |
1020 | // since package arch isn't set usefully at the moment, remove all ".any" from | |
1021 | // package names in the problem report string. | |
1022 | std::string any = ".any"; | |
1023 | size_t pos; | |
1024 | while ((pos = r.find(any)) != std::string::npos) | |
1025 | { | |
1026 | r.replace(pos, any.length(), ""); | |
1027 | } | |
1028 | ||
1d553f34 JT |
1029 | return r; |
1030 | } | |
1031 | ||
1032 | // helper function to map transaction type | |
1033 | SolverTransaction::transType | |
1034 | SolverSolution::type(Transaction *trans, int pos) | |
1035 | { | |
1036 | Id tt = transaction_type(trans, trans->steps.elements[pos], | |
1037 | SOLVER_TRANSACTION_SHOW_ACTIVE); | |
1038 | ||
1039 | // if active side of transaction is nothing, ask again for passive side of | |
1040 | // transaction | |
1041 | if (tt == SOLVER_TRANSACTION_IGNORE) | |
1042 | tt = transaction_type(trans, trans->steps.elements[pos], 0); | |
1043 | ||
1044 | switch(tt) | |
1045 | { | |
1046 | case SOLVER_TRANSACTION_INSTALL: | |
1047 | case SOLVER_TRANSACTION_REINSTALL: | |
1048 | case SOLVER_TRANSACTION_UPGRADE: | |
1049 | case SOLVER_TRANSACTION_DOWNGRADE: | |
1050 | return SolverTransaction::transInstall; | |
1051 | case SOLVER_TRANSACTION_ERASE: | |
1052 | case SOLVER_TRANSACTION_REINSTALLED: | |
1053 | case SOLVER_TRANSACTION_UPGRADED: | |
1054 | case SOLVER_TRANSACTION_DOWNGRADED: | |
1055 | return SolverTransaction::transErase; | |
1056 | default: | |
1057 | Log (LOG_PLAIN) << "unknown transaction type " << std::hex << tt << endLog; | |
45f5ab69 JT |
1058 | case SOLVER_TRANSACTION_CHANGE: |
1059 | case SOLVER_TRANSACTION_CHANGED: | |
1d553f34 JT |
1060 | case SOLVER_TRANSACTION_IGNORE: |
1061 | return SolverTransaction::transIgnore; | |
1062 | } | |
1063 | }; |