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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" | |
15 | ||
16 | #include "solv/solver.h" | |
17 | #include "solv/solverdebug.h" | |
18 | #include "solv/evr.h" | |
19 | ||
20 | #include "LogSingleton.h" | |
1d553f34 | 21 | #include <iomanip> |
1c159e0a JT |
22 | |
23 | // --------------------------------------------------------------------------- | |
24 | // Utility functions for mapping between Operators and Relation Ids | |
25 | // --------------------------------------------------------------------------- | |
26 | ||
27 | static Id | |
28 | Operator2RelId(PackageSpecification::_operators op) | |
29 | { | |
30 | switch (op) | |
31 | { | |
32 | case PackageSpecification::Equals: | |
33 | return REL_EQ; | |
34 | case PackageSpecification::LessThan: | |
35 | return REL_LT; | |
36 | case PackageSpecification::MoreThan: | |
37 | return REL_GT; | |
38 | case PackageSpecification::LessThanEquals: | |
39 | return REL_LT | REL_EQ; | |
40 | case PackageSpecification::MoreThanEquals: | |
41 | return REL_GT | REL_EQ; | |
42 | } | |
43 | ||
44 | return 0; | |
45 | } | |
46 | ||
47 | static PackageSpecification::_operators | |
48 | RelId2Operator(Id id) | |
49 | { | |
50 | switch (id) | |
51 | { | |
52 | case REL_EQ: | |
53 | return PackageSpecification::Equals; | |
54 | case REL_LT: | |
55 | return PackageSpecification::LessThan; | |
56 | case REL_GT: | |
57 | return PackageSpecification::MoreThan; | |
58 | case REL_LT | REL_EQ: | |
59 | return PackageSpecification::LessThanEquals; | |
60 | case REL_GT | REL_EQ: | |
61 | return PackageSpecification::MoreThanEquals; | |
62 | } | |
63 | ||
64 | return PackageSpecification::Equals; | |
65 | } | |
66 | ||
67 | // --------------------------------------------------------------------------- | |
68 | // implements class SolvableVersion | |
69 | // | |
70 | // a wrapper around a libsolv Solvable | |
71 | // --------------------------------------------------------------------------- | |
72 | ||
73 | const std::string | |
74 | SolvableVersion::Name () const | |
75 | { | |
76 | Solvable *solvable = pool_id2solvable(pool, id); | |
77 | return std::string(pool_id2str(pool, solvable->name)); | |
78 | } | |
79 | ||
80 | const std::string | |
81 | SolvableVersion::Canonical_version() const | |
82 | { | |
83 | Solvable *solvable = pool_id2solvable(pool, id); | |
84 | return std::string(pool_id2str(pool, solvable->evr)); | |
85 | } | |
86 | ||
87 | package_type_t | |
88 | SolvableVersion::Type () const | |
89 | { | |
90 | Solvable *solvable = pool_id2solvable(pool, id); | |
91 | if (solvable->arch == ARCH_SRC) | |
92 | return package_source; | |
93 | else | |
94 | return package_binary; | |
95 | } | |
96 | ||
97 | const PackageDepends | |
98 | SolvableVersion::depends() const | |
99 | { | |
100 | Solvable *solvable = pool_id2solvable(pool, id); | |
101 | ||
102 | Queue q; | |
103 | queue_init(&q); | |
104 | ||
105 | if (repo_lookup_idarray(solvable->repo, id, SOLVABLE_REQUIRES, &q)) | |
106 | { | |
107 | // convert | |
108 | PackageDepends dep; | |
109 | ||
110 | for (int i = 0; i < q.count; i++) | |
111 | { | |
112 | #ifdef DEBUG | |
113 | Log (LOG_PLAIN) << "dep " << std::hex << q.elements[i] << ": " << pool_dep2str(pool, q.elements[i]) << endLog; | |
114 | #endif | |
115 | ||
116 | const char *name = pool_id2str(pool, q.elements[i]); | |
117 | PackageSpecification *spec = new PackageSpecification (name); | |
118 | ||
119 | if (ISRELDEP(id)) | |
120 | { | |
121 | Reldep *rd = GETRELDEP(pool, id); | |
122 | spec->setOperator(RelId2Operator(rd->flags)); | |
123 | spec->setVersion(pool_id2str(pool, rd->evr)); | |
124 | } | |
125 | ||
126 | dep.push_back (spec); | |
127 | } | |
128 | ||
129 | queue_empty(&q); | |
130 | ||
131 | return dep; | |
132 | } | |
133 | ||
134 | // otherwise, return an empty depends list | |
135 | static PackageDepends empty_package; | |
136 | return empty_package; | |
137 | } | |
138 | ||
139 | const std::string | |
140 | SolvableVersion::SDesc () const | |
141 | { | |
142 | Solvable *solvable = pool_id2solvable(pool, id); | |
143 | const char *sdesc = repo_lookup_str(solvable->repo, id, SOLVABLE_SUMMARY); | |
144 | return sdesc; | |
145 | } | |
146 | ||
147 | SolvableVersion | |
148 | SolvableVersion::sourcePackage () const | |
149 | { | |
150 | if (!id) | |
151 | return SolvableVersion(); | |
152 | ||
153 | // extract source package id | |
154 | Solvable *solvable = pool_id2solvable(pool, id); | |
155 | Id spkg_attr = pool_str2id(pool, "solvable:sourceid", 1); | |
156 | Id spkg_id = repo_lookup_id(solvable->repo, id, spkg_attr); | |
157 | ||
158 | // has no such attribute | |
159 | if (!spkg_id) | |
160 | return SolvableVersion(); | |
161 | ||
162 | return SolvableVersion(spkg_id, pool); | |
163 | } | |
164 | ||
165 | packagesource * | |
166 | SolvableVersion::source() const | |
167 | { | |
168 | if (!id) { | |
169 | static packagesource empty_source = packagesource(); | |
170 | return &empty_source; | |
171 | } | |
172 | ||
173 | Solvable *solvable = pool_id2solvable(pool, id); | |
174 | Id psrc_attr = pool_str2id(pool, "solvable:packagesource", 1); | |
175 | return (packagesource *)repo_lookup_num(solvable->repo, id, psrc_attr, 0); | |
176 | } | |
177 | ||
178 | bool | |
179 | SolvableVersion::accessible () const | |
180 | { | |
181 | // XXX: accessible if archive is locally available, or we know a mirror | |
182 | // | |
183 | // (This seems utterly pointless. Packages which aren't locally available are | |
184 | // removed from the package list. Packages we don't know a mirror for don't | |
185 | // appear in the packagelist.) | |
186 | return TRUE; | |
187 | } | |
188 | ||
189 | package_stability_t | |
190 | SolvableVersion::Stability () const | |
191 | { | |
192 | Solvable *solvable = pool_id2solvable(pool, id); | |
193 | Id stability_attr = pool_str2id(pool, "solvable:stability", 1); | |
194 | return (package_stability_t)repo_lookup_num(solvable->repo, id, stability_attr, TRUST_UNKNOWN); | |
195 | } | |
196 | ||
197 | bool | |
198 | SolvableVersion::operator <(SolvableVersion const &rhs) const | |
199 | { | |
200 | return (compareVersions(*this, rhs) < 0); | |
201 | } | |
202 | ||
203 | bool | |
204 | SolvableVersion::operator ==(SolvableVersion const &rhs) const | |
205 | { | |
206 | return (compareVersions(*this, rhs) == 0); | |
207 | } | |
208 | ||
209 | bool | |
210 | SolvableVersion::operator !=(SolvableVersion const &rhs) const | |
211 | { | |
212 | return (compareVersions(*this, rhs) != 0); | |
213 | } | |
214 | ||
215 | int | |
216 | SolvableVersion::compareVersions(const SolvableVersion &a, | |
217 | const SolvableVersion &b) | |
218 | { | |
219 | if (a.id == b.id) | |
220 | return 0; | |
221 | ||
222 | // if a and b are different, at least one of them has a pool | |
223 | Pool *pool = a.pool ? a.pool : b.pool; | |
224 | ||
225 | Solvable *sa = a.id ? pool_id2solvable(a.pool, a.id) : NULL; | |
226 | Solvable *sb = b.id ? pool_id2solvable(b.pool, b.id) : NULL; | |
227 | ||
228 | // empty versions compare as if their version is the empty string | |
229 | Id evra = sa ? sa->evr : pool_str2id(pool, "", 1); | |
230 | Id evrb = sb ? sb->evr : pool_str2id(pool, "", 1); | |
231 | ||
232 | return pool_evrcmp(pool, evra, evrb, EVRCMP_COMPARE); | |
233 | } | |
234 | ||
235 | // --------------------------------------------------------------------------- | |
236 | // implements class SolverPool | |
237 | // | |
238 | // a simplified wrapper for libsolv | |
239 | // --------------------------------------------------------------------------- | |
240 | ||
241 | static | |
242 | void debug_callback(Pool *pool, void *data, int type, const char *str) | |
243 | { | |
244 | if (type & (SOLV_FATAL|SOLV_ERROR)) | |
245 | LogPlainPrintf("libsolv: %s", str); | |
246 | else | |
247 | LogBabblePrintf("libsolv: %s", str); | |
248 | } | |
249 | ||
250 | SolverPool::SolverPool() | |
251 | { | |
252 | /* create a pool */ | |
253 | pool = pool_create(); | |
254 | ||
255 | pool_setdebugcallback(pool, debug_callback, NULL); | |
256 | ||
257 | int level = 1; | |
258 | #if DEBUG | |
259 | level = 3; | |
260 | #endif | |
261 | pool_setdebuglevel(pool, level); | |
262 | ||
263 | /* create the repo to hold installed packages */ | |
264 | SolvRepo *installed = getRepo("_installed"); | |
265 | pool_set_installed(pool, installed->repo); | |
266 | } | |
267 | ||
268 | SolvRepo * | |
269 | SolverPool::getRepo(const std::string &name, bool test) | |
270 | { | |
271 | RepoList::iterator i = repos.find(name); | |
272 | if (i != repos.end()) | |
273 | return i->second; | |
274 | ||
275 | /* create repo if not found */ | |
276 | SolvRepo *r = new(SolvRepo); | |
277 | r->repo = repo_create(pool, name.c_str()); | |
278 | ||
279 | /* create attribute store, with no local pool */ | |
280 | r->data = repo_add_repodata(r->repo, 0); | |
281 | ||
282 | /* remember if this is a test stability repo */ | |
283 | r->test = test; | |
284 | ||
285 | repos[name] = r; | |
286 | ||
287 | return r; | |
288 | } | |
289 | ||
290 | /* | |
291 | Helper function to convert a PackageDepends list to libsolv dependencies. | |
292 | */ | |
293 | Id | |
294 | SolverPool::makedeps(Repo *repo, PackageDepends *requires) | |
295 | { | |
296 | Id deps = 0; | |
297 | ||
298 | for (PackageDepends::iterator i = requires->begin(); | |
299 | i != requires->end(); | |
300 | i++) | |
301 | { | |
302 | Id name = pool_str2id(pool, (*i)->packageName().c_str(), 1); | |
303 | ||
304 | if ((*i)->version().size() == 0) | |
305 | { | |
306 | // no relation, so dependency is just on package name | |
307 | deps = repo_addid_dep(repo, deps, name, 0); | |
308 | } | |
309 | else | |
310 | { | |
311 | // otherwise, dependency is on package name with a version condition | |
312 | Id evr = pool_str2id(pool, (*i)->version().c_str(), 1); | |
313 | int rel = pool_rel2id(pool, name, evr, Operator2RelId((*i)->op()), 1); | |
314 | ||
315 | deps = repo_addid_dep(repo, deps, rel, 0); | |
316 | } | |
317 | } | |
318 | ||
319 | return deps; | |
320 | } | |
321 | ||
322 | SolvableVersion | |
323 | SolverPool::addPackage(const std::string& pkgname, const addPackageData &pkgdata) | |
324 | { | |
325 | std::string repoName = pkgdata.reponame; | |
326 | bool test = false; | |
327 | ||
328 | /* It's simplest to place test packages into a separate repo, and then | |
329 | arrange for that repo to be disabled, if we don't want to consider | |
330 | those packages */ | |
331 | ||
332 | if (pkgdata.stability == TRUST_TEST) | |
333 | { | |
334 | repoName = pkgdata.reponame + "_test_"; | |
335 | test = true; | |
336 | } | |
337 | ||
338 | SolvRepo *r = getRepo(repoName, test); | |
339 | Repo *repo = r->repo; | |
340 | ||
341 | /* create a solvable */ | |
342 | Id s = repo_add_solvable(repo); | |
343 | Solvable *solvable = pool_id2solvable(pool, s); | |
344 | ||
345 | /* initialize solvable for this packageo/version/etc. */ | |
346 | solvable->name = pool_str2id(pool, pkgname.c_str(), 1); | |
347 | solvable->arch = (pkgdata.type == package_binary) ? ARCH_ANY : ARCH_SRC; | |
348 | solvable->evr = pool_str2id(repo->pool, pkgdata.version.c_str(), 1); | |
349 | solvable->vendor = pool_str2id(repo->pool, pkgdata.vendor.c_str(), 1); | |
350 | solvable->provides = repo_addid_dep(repo, solvable->provides, pool_rel2id(pool, solvable->name, solvable->evr, REL_EQ, 1), 0); | |
351 | if (pkgdata.requires) | |
352 | solvable->requires = makedeps(repo, pkgdata.requires); | |
20b98f20 JT |
353 | if (pkgdata.obsoletes) |
354 | solvable->obsoletes = makedeps(repo, pkgdata.obsoletes); | |
1c159e0a JT |
355 | |
356 | /* a solvable can also store arbitrary attributes not needed for dependency | |
357 | resolution, if we need them */ | |
358 | ||
359 | Repodata *data = r->data; | |
360 | Id handle = s; | |
361 | #if DEBUG | |
362 | Log (LOG_PLAIN) << "solvable " << s << " name " << pkgname << endLog; | |
363 | #endif | |
364 | ||
365 | /* store short description attribute */ | |
366 | repodata_set_str(data, handle, SOLVABLE_SUMMARY, pkgdata.sdesc.c_str()); | |
367 | /* store long description attribute */ | |
368 | repodata_set_str(data, handle, SOLVABLE_DESCRIPTION, pkgdata.ldesc.c_str()); | |
369 | ||
370 | /* store source-package attribute */ | |
371 | const std::string sname = pkgdata.spkg.packageName(); | |
372 | if (!sname.empty()) | |
373 | repodata_set_id(data, handle, SOLVABLE_SOURCENAME, pool_str2id(pool, sname.c_str(), 1)); | |
374 | else | |
375 | repodata_set_void(data, handle, SOLVABLE_SOURCENAME); | |
376 | /* solvable:sourceevr may also be available from spkg but assumed to be same | |
377 | as evr for the moment */ | |
378 | ||
379 | /* store source-package id */ | |
380 | /* XXX: this assumes we create install package after source package and so can | |
381 | know that id */ | |
382 | Id spkg_attr = pool_str2id(pool, "solvable:sourceid", 1); | |
383 | repodata_set_id(data, handle, spkg_attr, pkgdata.spkg_id.id); | |
384 | ||
385 | /* we could store packagesource information as attributes ... | |
386 | ||
387 | e.g. | |
388 | size SOLVABLE_DOWNLOADSIZE | |
389 | pathname SOLVABLE_MEDIAFILE | |
390 | site SOLVABLE_MEDIABASE | |
391 | checksum SOLVABLE_CHECKSUM | |
392 | ||
393 | ... but for the moment, we just store a pointer to a packagesource object | |
394 | */ | |
395 | Id psrc_attr = pool_str2id(pool, "solvable:packagesource", 1); | |
396 | packagesource *psrc = new packagesource(pkgdata.archive); | |
397 | repodata_set_num(data, handle, psrc_attr, (intptr_t)psrc); | |
398 | ||
399 | /* store stability level attribute */ | |
400 | Id stability_attr = pool_str2id(pool, "solvable:stability", 1); | |
401 | repodata_set_num(data, handle, stability_attr, pkgdata.stability); | |
402 | ||
403 | #if 0 | |
404 | repodata_internalize(data); | |
405 | ||
406 | /* debug: verify the attributes we've just set get retrieved correctly */ | |
407 | SolvableVersion sv = SolvableVersion(s, pool); | |
408 | const std::string check_sdesc = sv.SDesc(); | |
409 | if (pkgdata.sdesc.compare(check_sdesc) != 0) { | |
410 | Log (LOG_PLAIN) << pkgname << " has sdesc mismatch: '" << pkgdata.sdesc << "' and '" | |
411 | << check_sdesc << "'" << endLog; | |
412 | } | |
413 | if (!sname.empty()) { | |
414 | SolvableVersion check_spkg = sv.sourcePackage(); | |
415 | Solvable *check_spkg_solvable = pool_id2solvable(pool, check_spkg.id); | |
416 | std::string check_sname = pool_id2str(pool, check_spkg_solvable->name); | |
417 | if (sname.compare(check_sname) != 0) { | |
418 | Log (LOG_PLAIN) << pkgname << " has spkg mismatch: '" << pkgdata.spkg.packageName() | |
419 | << "' and '" << check_sname << "'" << endLog; | |
420 | } | |
421 | } | |
422 | packagesource *check_archive = sv.source(); | |
423 | if (check_archive != psrc) | |
424 | Log (LOG_PLAIN) << pkgname << " has archive mismatch: " << psrc | |
425 | << " and " << check_archive << endLog; | |
426 | package_stability_t check_stability = sv.Stability(); | |
427 | if (check_stability != pkgdata.stability) { | |
428 | Log (LOG_PLAIN) << pkgname << " has stability mismatch: " << pkgdata.stability | |
429 | << " and " << check_stability << endLog; | |
430 | } | |
431 | #endif | |
432 | ||
433 | return SolvableVersion(s, pool); | |
434 | } | |
435 | ||
436 | void | |
437 | SolverPool::internalize() | |
438 | { | |
439 | /* Make attribute data available to queries */ | |
440 | for (RepoList::iterator i = repos.begin(); | |
441 | i != repos.end(); | |
442 | i++) | |
443 | { | |
444 | repodata_internalize(i->second->data); | |
445 | } | |
446 | } | |
1d553f34 JT |
447 | |
448 | void | |
449 | SolverPool::use_test_packages(bool use_test_packages) | |
450 | { | |
451 | // Only enable repos containing test packages if wanted | |
452 | for (RepoList::iterator i = repos.begin(); | |
453 | i != repos.end(); | |
454 | i++) | |
455 | { | |
456 | if (i->second->test) | |
457 | { | |
458 | i->second->repo->disabled = !use_test_packages; | |
459 | } | |
460 | } | |
461 | } | |
462 | ||
463 | // --------------------------------------------------------------------------- | |
464 | // implements class SolverSolution | |
465 | // | |
466 | // A wrapper around the libsolv solver | |
467 | // --------------------------------------------------------------------------- | |
468 | ||
469 | SolverSolution::~SolverSolution() | |
470 | { | |
471 | if (solv) | |
472 | { | |
473 | solver_free(solv); | |
474 | solv = NULL; | |
475 | } | |
476 | } | |
477 | ||
478 | static | |
479 | std::ostream &operator<<(std::ostream &stream, | |
480 | SolverTransaction::transType type) | |
481 | { | |
482 | switch (type) | |
483 | { | |
484 | case SolverTransaction::transInstall: | |
485 | stream << "install"; | |
486 | break; | |
487 | case SolverTransaction::transErase: | |
488 | stream << "erase"; | |
489 | break; | |
490 | default: | |
491 | stream << "unknown"; | |
492 | } | |
493 | return stream; | |
494 | } | |
495 | ||
496 | bool | |
497 | SolverSolution::update(SolverTasks &tasks, bool update, bool use_test_packages, bool include_source) | |
498 | { | |
499 | Log (LOG_PLAIN) << "solving: " << tasks.tasks.size() << " tasks," << | |
500 | " update: " << (update ? "yes" : "no") << "," << | |
501 | " use test packages: " << (use_test_packages ? "yes" : "no") << "," << | |
502 | " include_source: " << (include_source ? "yes" : "no") << endLog; | |
503 | ||
504 | pool.use_test_packages(use_test_packages); | |
505 | ||
506 | Queue job; | |
507 | queue_init(&job); | |
508 | // solver accepts a queue containing pairs of (cmd, id) tasks | |
509 | // cmd is job and selection flags ORed together | |
510 | for (SolverTasks::taskList::const_iterator i = tasks.tasks.begin(); | |
511 | i != tasks.tasks.end(); | |
512 | i++) | |
513 | { | |
514 | const SolvableVersion &sv = (*i).first; | |
515 | ||
516 | switch ((*i).second) | |
517 | { | |
518 | case SolverTasks::taskInstall: | |
519 | queue_push2(&job, SOLVER_INSTALL | SOLVER_SOLVABLE, sv.id); | |
520 | break; | |
521 | case SolverTasks::taskUninstall: | |
522 | queue_push2(&job, SOLVER_ERASE | SOLVER_SOLVABLE, sv.id); | |
523 | break; | |
524 | case SolverTasks::taskReinstall: | |
525 | // we don't know how to ask solver for this, so we just add the erase | |
526 | // and install later | |
527 | break; | |
528 | default: | |
529 | Log (LOG_PLAIN) << "unknown task " << (*i).second << endLog; | |
530 | } | |
531 | } | |
532 | ||
533 | if (update) | |
534 | queue_push2(&job, SOLVER_UPDATE | SOLVER_SOLVABLE_ALL, 0); | |
535 | ||
536 | if (!solv) | |
537 | solv = solver_create(pool.pool); | |
538 | ||
539 | solver_set_flag(solv, SOLVER_FLAG_ALLOW_VENDORCHANGE, 1); | |
540 | solver_set_flag(solv, SOLVER_FLAG_ALLOW_DOWNGRADE, 0); | |
541 | solver_solve(solv, &job); | |
542 | queue_free(&job); | |
543 | ||
544 | int pcnt = solver_problem_count(solv); | |
545 | solver_printdecisions(solv); | |
546 | ||
547 | // get transactions for solution | |
548 | Transaction *t = solver_create_transaction(solv); | |
549 | transaction_order(t, 0); | |
550 | transaction_print(t); | |
551 | ||
552 | // massage into SolverTransactions form | |
553 | trans.clear(); | |
554 | ||
555 | for (int i = 0; i < t->steps.count; i++) | |
556 | { | |
557 | Id id = t->steps.elements[i]; | |
558 | SolverTransaction::transType tt = type(t, i); | |
559 | trans.push_back(SolverTransaction(SolvableVersion(id, pool.pool), tt)); | |
560 | } | |
561 | ||
562 | // add install and remove tasks for anything marked as reinstall | |
563 | for (SolverTasks::taskList::const_iterator i = tasks.tasks.begin(); | |
564 | i != tasks.tasks.end(); | |
565 | i++) | |
566 | { | |
567 | const SolvableVersion &sv = (*i).first; | |
568 | ||
569 | if (((*i).second) == SolverTasks::taskReinstall) | |
570 | { | |
571 | trans.push_back(SolverTransaction(SolvableVersion(sv.id, pool.pool), | |
572 | SolverTransaction::transErase)); | |
573 | trans.push_back(SolverTransaction(SolvableVersion(sv.id, pool.pool), | |
574 | SolverTransaction::transInstall)); | |
575 | } | |
576 | } | |
577 | ||
578 | // if include_source mode is on, also install source for everything we are | |
579 | // installing | |
580 | if (include_source) | |
581 | { | |
582 | // (this uses indicies into the vector, as iterators might become | |
583 | // invalidated by doing push_back) | |
584 | size_t n = trans.size(); | |
585 | for (size_t i = 0; i < n; i++) | |
586 | { | |
587 | if (trans[i].type == SolverTransaction::transInstall) | |
588 | { | |
589 | SolvableVersion src_version = trans[i].version.sourcePackage(); | |
590 | if (src_version) | |
591 | trans.push_back(SolverTransaction(src_version, | |
592 | SolverTransaction::transInstall)); | |
593 | } | |
594 | } | |
595 | } | |
596 | ||
597 | if (trans.size()) | |
598 | { | |
599 | Log (LOG_PLAIN) << "Augmented Transaction List:" << endLog; | |
600 | for (SolverTransactionList::iterator i = trans.begin (); | |
601 | i != trans.end (); | |
602 | ++i) | |
603 | { | |
604 | Log (LOG_PLAIN) << std::setw(4) << std::distance(trans.begin(), i) | |
605 | << std::setw(8) << i->type | |
606 | << std::setw(48) << i->version.Name() | |
607 | << std::setw(20) << i->version.Canonical_version() << endLog; | |
608 | } | |
609 | } | |
610 | ||
611 | transaction_free(t); | |
612 | ||
613 | return (pcnt == 0); | |
614 | } | |
615 | ||
616 | const SolverTransactionList & | |
617 | SolverSolution::transactions() const | |
618 | { | |
619 | return trans; | |
620 | } | |
621 | ||
622 | // Construct a string reporting the problems and solutions | |
623 | std::string | |
624 | SolverSolution::report() const | |
625 | { | |
626 | std::string r = ""; | |
627 | int pcnt = solver_problem_count(solv); | |
628 | for (Id problem = 1; problem <= pcnt; problem++) | |
629 | { | |
630 | r += "Problem " + std::to_string(problem) + "/" + std::to_string(pcnt); | |
631 | r += "\n"; | |
632 | ||
633 | Id probr = solver_findproblemrule(solv, problem); | |
634 | Id dep, source, target; | |
635 | SolverRuleinfo type = solver_ruleinfo(solv, probr, &source, &target, &dep); | |
636 | r += solver_problemruleinfo2str(solv, type, source, target, dep); | |
637 | r += "\n"; | |
638 | ||
639 | int scnt = solver_solution_count(solv, problem); | |
640 | for (Id solution = 1; solution <= scnt; solution++) | |
641 | { | |
642 | r += "Solution " + std::to_string(solution) + "/" + std::to_string(scnt); | |
643 | r += "\n"; | |
644 | ||
645 | Id p, rp, element; | |
646 | element = 0; | |
647 | while ((element = solver_next_solutionelement(solv, problem, solution, element, &p, &rp)) != 0) | |
648 | { | |
649 | r += " - "; | |
650 | r += solver_solutionelement2str(solv, p, rp); | |
651 | r += "\n"; | |
652 | } | |
653 | } | |
654 | } | |
655 | return r; | |
656 | } | |
657 | ||
658 | // helper function to map transaction type | |
659 | SolverTransaction::transType | |
660 | SolverSolution::type(Transaction *trans, int pos) | |
661 | { | |
662 | Id tt = transaction_type(trans, trans->steps.elements[pos], | |
663 | SOLVER_TRANSACTION_SHOW_ACTIVE); | |
664 | ||
665 | // if active side of transaction is nothing, ask again for passive side of | |
666 | // transaction | |
667 | if (tt == SOLVER_TRANSACTION_IGNORE) | |
668 | tt = transaction_type(trans, trans->steps.elements[pos], 0); | |
669 | ||
670 | switch(tt) | |
671 | { | |
672 | case SOLVER_TRANSACTION_INSTALL: | |
673 | case SOLVER_TRANSACTION_REINSTALL: | |
674 | case SOLVER_TRANSACTION_UPGRADE: | |
675 | case SOLVER_TRANSACTION_DOWNGRADE: | |
676 | return SolverTransaction::transInstall; | |
677 | case SOLVER_TRANSACTION_ERASE: | |
678 | case SOLVER_TRANSACTION_REINSTALLED: | |
679 | case SOLVER_TRANSACTION_UPGRADED: | |
680 | case SOLVER_TRANSACTION_DOWNGRADED: | |
681 | return SolverTransaction::transErase; | |
682 | default: | |
683 | Log (LOG_PLAIN) << "unknown transaction type " << std::hex << tt << endLog; | |
684 | case SOLVER_TRANSACTION_IGNORE: | |
685 | return SolverTransaction::transIgnore; | |
686 | } | |
687 | }; |