tools/installcheck.c

   1 #define _GNU_SOURCE
   2
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5 #include <unistd.h>
   6 #include <string.h>
   7 #include <zlib.h>
   8
   9 #include "pool.h"
  10 #include "poolarch.h"
  11 #include "repo_solv.h"
  12 #include "repo_susetags.h"
  13 #include "repo_rpmmd.h"
  14 #include "solver.h"
  15
  16 static ssize_t
  17 cookie_gzread(void *cookie, char *buf, size_t nbytes)
  18 {
  19   return gzread((gzFile *)cookie, buf, nbytes);
  20 }
  21
  22 static int
  23 cookie_gzclose(void *cookie)
  24 {
  25   return gzclose((gzFile *)cookie);
  26 }
  27
  28 FILE *
  29 myfopen(const char *fn)
  30 {
  31   cookie_io_functions_t cio;
  32   char *suf;
  33   gzFile *gzf;
  34
  35   if (!fn)
  36     return 0;
  37   suf = strrchr(fn, '.');
  38   if (!suf || strcmp(suf, ".gz") != 0)
  39     return fopen(fn, "r");
  40   gzf = gzopen(fn, "r");
  41   if (!gzf)
  42     return 0;
  43   memset(&cio, 0, sizeof(cio));
  44   cio.read = cookie_gzread;
  45   cio.close = cookie_gzclose;
  46   return  fopencookie(gzf, "r", cio);
  47 }
  48
  49 int
  50 main(int argc, char **argv)
  51 {
  52   Pool *pool;
  53   Solver *solv;
  54   Queue job;
  55   Queue rids;
  56   Queue cand;
  57   Queue archlocks;
  58   char *arch;
  59   int i, j;
  60   Id p;
  61   Id rpmid, rpmarch, rpmrel, archlock;
  62   int status = 0;
  63   int nocheck = 0;
  64
  65   archlock = 0;
  66   arch = argv[1];
  67   pool = pool_create();
  68   pool_setarch(pool, arch);
  69   for (i = 2; i < argc; i++)
  70     {
  71       FILE *fp;
  72       int l;
  73
  74       if (!strcmp(argv[i], "--nocheck"))
  75         {
  76           if (!nocheck)
  77             nocheck = pool->nsolvables;
  78           continue;
  79         }
  80       l = strlen(argv[i]);
  81       if (!strcmp(argv[i], "-"))
  82         fp = stdin;
  83       else if ((fp = myfopen(argv[i])) == 0)
  84         {
  85           perror(argv[i]);
  86           exit(1);
  87         }
  88       Repo *repo = repo_create(pool, argv[i]);
  89       if (l >= 8 && !strcmp(argv[i] + l - 8, "packages"))
  90         {
  91           repo_add_susetags(repo, fp, 0, 0, 0);
  92         }
  93       else if (l >= 11 && !strcmp(argv[i] + l - 11, "packages.gz"))
  94         {
  95           repo_add_susetags(repo, fp, 0, 0, 0);
  96         }
  97       else if (l >= 14 && !strcmp(argv[i] + l - 14, "primary.xml.gz"))
  98         {
  99           repo_add_rpmmd(repo, fp, 0, 0);
 100         }
 101       else if (repo_add_solv(repo, fp))
 102         {
 103           fprintf(stderr, "could not add repo %s\n", argv[i]);
 104           exit(1);
 105         }
 106       if (fp != stdin)
 107         fclose(fp);
 108     }
 109   pool_addfileprovides(pool);
 110   pool_createwhatprovides(pool);
 111   rpmid = str2id(pool, "rpm", 0);
 112   rpmarch = str2id(pool, arch, 0);
 113   rpmrel = 0;
 114   if (rpmid && rpmarch)
 115     {
 116       for (p = 1; p < pool->nsolvables; p++)
 117         {
 118           Solvable *s = pool->solvables + p;
 119           if (s->name == rpmid && s->arch == rpmarch)
 120             break;
 121         }
 122       if (p < pool->nsolvables)
 123         rpmrel = rel2id(pool, rpmid, rpmarch, REL_ARCH, 1);
 124     }
 125
 126   queue_init(&job);
 127   queue_init(&rids);
 128   queue_init(&cand);
 129   queue_init(&archlocks);
 130   for (p = 1; p < pool->nsolvables; p++)
 131     {
 132       Solvable *s = pool->solvables + p;
 133       if (!s->repo)
 134         continue;
 135       if (!pool_installable(pool, s))
 136         continue;
 137       if (rpmrel && s->arch != rpmarch)
 138         {
 139           Id rp, rpp;
 140           FOR_PROVIDES(rp, rpp, s->name)
 141             {
 142               if (pool->solvables[rp].name != s->name)
 143                 continue;
 144               if (pool->solvables[rp].arch == rpmarch)
 145                 break;
 146             }
 147           if (rp)
 148             {
 149               queue_push(&archlocks, p);
 150               continue;
 151             }
 152         }
 153       queue_push(&cand, p);
 154     }
 155
 156   if (archlocks.count)
 157     {
 158       archlock = pool_queuetowhatprovides(pool, &archlocks);
 159     }
 160   /* prune cand by doing weak installs */
 161   while (cand.count)
 162     {
 163       solv = solver_create(pool);
 164       queue_empty(&job);
 165       for (i = 0; i < cand.count; i++)
 166         {
 167           p = cand.elements[i];
 168           queue_push(&job, SOLVER_INSTALL|SOLVER_SOLVABLE|SOLVER_WEAK);
 169           queue_push(&job, p);
 170         }
 171       if (rpmrel)
 172         {
 173           queue_push(&job, SOLVER_INSTALL|SOLVER_SOLVABLE_NAME);
 174           queue_push(&job, rpmrel);
 175         }
 176       if (archlock)
 177         {
 178           queue_push(&job, SOLVER_LOCK|SOLVER_SOLVABLE_ONE_OF);
 179           queue_push(&job, archlock);
 180         }
 181       solv->dontinstallrecommended = 1;
 182       solver_solve(solv, &job);
 183       /* prune... */
 184       for (i = j = 0; i < cand.count; i++)
 185         {
 186           p = cand.elements[i];
 187           if (solv->decisionmap[p] <= 0)
 188             {
 189               cand.elements[j++] = p;
 190               continue;
 191             }
 192 #if 0
 193           Solvable *s = pool->solvables + p;
 194           if (!strcmp(id2str(pool, s->name), "libusb-compat-devel"))
 195             {
 196               cand.elements[j++] = p;
 197               continue;
 198             }
 199 #endif
 200         }
 201       cand.count = j;
 202       if (i == j)
 203         break;
 204     }
 205
 206   /* now check every candidate */
 207   for (i = 0; i < cand.count; i++)
 208     {
 209       Solvable *s;
 210
 211       p = cand.elements[i];
 212       if (nocheck && p >= nocheck)
 213         continue;
 214       s = pool->solvables + p;
 215       solv = solver_create(pool);
 216       queue_empty(&job);
 217       queue_push(&job, SOLVER_INSTALL|SOLVER_SOLVABLE);
 218       queue_push(&job, p);
 219       if (rpmrel)
 220         {
 221           queue_push(&job, SOLVER_INSTALL|SOLVER_SOLVABLE_NAME);
 222           queue_push(&job, rpmrel);
 223         }
 224       if (archlock)
 225         {
 226           queue_push(&job, SOLVER_LOCK|SOLVER_SOLVABLE_ONE_OF);
 227           queue_push(&job, archlock);
 228         }
 229       solv->dontinstallrecommended = 1;
 230       solver_solve(solv, &job);
 231       if (solv->problems.count)
 232         {
 233           Id problem = 0;
 234           Solvable *s2;
 235
 236           status = 1;
 237           printf("can't install %s:\n", solvable2str(pool, s));
 238           while ((problem = solver_next_problem(solv, problem)) != 0)
 239             {
 240               solver_findallproblemrules(solv, problem, &rids);
 241               for (j = 0; j < rids.count; j++)
 242                 {
 243                   Id probr = rids.elements[j];
 244                   Id dep, source, target;
 245                   switch (solver_problemruleinfo(solv, &job, probr, &dep, &source, &target))
 246                     {
 247                     case SOLVER_PROBLEM_DISTUPGRADE_RULE:
 248                       break;
 249                     case SOLVER_PROBLEM_INFARCH_RULE:
 250                       s = pool_id2solvable(pool, source);
 251                       printf("  %s has inferior architecture\n", solvable2str(pool, s));
 252                       break;
 253                     case SOLVER_PROBLEM_UPDATE_RULE:
 254                       break;
 255                     case SOLVER_PROBLEM_JOB_RULE:
 256                       break;
 257                     case SOLVER_PROBLEM_RPM_RULE:
 258                       printf("  some dependency problem\n");
 259                       break;
 260                     case SOLVER_PROBLEM_JOB_NOTHING_PROVIDES_DEP:
 261                       printf("  nothing provides requested %s\n", dep2str(pool, dep));
 262                       break;
 263                     case SOLVER_PROBLEM_NOT_INSTALLABLE:
 264                       s = pool_id2solvable(pool, source);
 265                       printf("  package %s is not installable\n", solvable2str(pool, s));
 266                       break;
 267                     case SOLVER_PROBLEM_NOTHING_PROVIDES_DEP:
 268                       s = pool_id2solvable(pool, source);
 269                       printf("  nothing provides %s needed by %s\n", dep2str(pool, dep), solvable2str(pool, s));
 270                       if (ISRELDEP(dep))
 271                         {
 272                           Reldep *rd = GETRELDEP(pool, dep);
 273                           if (!ISRELDEP(rd->name))
 274                             {
 275                               Id rp, rpp;
 276                               FOR_PROVIDES(rp, rpp, rd->name)
 277                                 printf("    (we have %s)\n", solvable2str(pool, pool->solvables + rp));
 278                             }
 279                         }
 280                       break;
 281                     case SOLVER_PROBLEM_SAME_NAME:
 282                       s = pool_id2solvable(pool, source);
 283                       s2 = pool_id2solvable(pool, target);
 284                       printf("  cannot install both %s and %s\n", solvable2str(pool, s), solvable2str(pool, s2));
 285                       break;
 286                     case SOLVER_PROBLEM_PACKAGE_CONFLICT:
 287                       s = pool_id2solvable(pool, source);
 288                       s2 = pool_id2solvable(pool, target);
 289                       printf("  package %s conflicts with %s provided by %s\n", solvable2str(pool, s), dep2str(pool, dep), solvable2str(pool, s2));
 290                       break;
 291                     case SOLVER_PROBLEM_PACKAGE_OBSOLETES:
 292                       s = pool_id2solvable(pool, source);
 293                       s2 = pool_id2solvable(pool, target);
 294                       printf("  package %s obsoletes %s provided by %s\n", solvable2str(pool, s), dep2str(pool, dep), solvable2str(pool, s2));
 295                       break;
 296                     case SOLVER_PROBLEM_DEP_PROVIDERS_NOT_INSTALLABLE:
 297                       s = pool_id2solvable(pool, source);
 298                       printf("  package %s requires %s, but none of the providers can be installed\n", solvable2str(pool, s), dep2str(pool, dep));
 299                       break;
 300                     case SOLVER_PROBLEM_SELF_CONFLICT:
 301                       s = pool_id2solvable(pool, source);
 302                       printf("  package %s conflicts with %s provided by itself\n", solvable2str(pool, s), dep2str(pool, dep));
 303                       break;
 304                     }
 305                 }
 306             }
 307         }
 308 #if 0
 309       else
 310         {
 311           if (!strcmp(id2str(pool, s->name), "libusb-compat-devel"))
 312             {
 313               solver_printdecisions(solv);
 314             }
 315         }
 316 #endif
 317       solver_free(solv);
 318     }
 319   exit(status);
 320 }