implement SOLVER_FLAG_BREAK_ORPHANS
[platform/upstream/libsolv.git] / ext / repo_products.c
index cf76050..f7a36e1 100644 (file)
  * for further information
  */
 
+#define _GNU_SOURCE
+#define _XOPEN_SOURCE
+#include <time.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
+#include <errno.h>
 #include <limits.h>
 #include <fcntl.h>
 #include <ctype.h>
 #include "tools_util.h"
 #include "repo_content.h"
 #include "repo_zyppdb.h"
+#include "repo_products.h"
 #include "repo_releasefile_products.h"
 
 
-//#define DUMPOUT 0
-
 enum state {
-  STATE_START,           // 0
-  STATE_PRODUCT,         // 1
-  STATE_VENDOR,          // 2
-  STATE_NAME,            // 3
-  STATE_VERSION,         // 4
-  STATE_RELEASE,         // 5
-  STATE_ARCH,            // 6
-  STATE_SUMMARY,         // 7
+  STATE_START,
+  STATE_PRODUCT,
+  STATE_VENDOR,
+  STATE_NAME,
+  STATE_VERSION,
+  STATE_RELEASE,
+  STATE_ARCH,
+  STATE_SUMMARY,
   STATE_SHORTSUMMARY,
-  STATE_DESCRIPTION,     // 8
-  STATE_UPDATEREPOKEY,   // 9 should go away
-  STATE_CPEID,         // 9
-  STATE_URLS,            // 10
-  STATE_URL,             // 11
-  STATE_RUNTIMECONFIG,   // 12
-  STATE_LINGUAS,         // 13
-  STATE_LANG,            // 14
-  STATE_REGISTER,        // 15
-  STATE_TARGET,          // 16
-  STATE_REGRELEASE,      // 18
-  STATE_PRODUCTLINE,     // 19
-  NUMSTATES              // 0
+  STATE_DESCRIPTION,
+  STATE_UPDATEREPOKEY,
+  STATE_CPEID,
+  STATE_URLS,
+  STATE_URL,
+  STATE_RUNTIMECONFIG,
+  STATE_LINGUAS,
+  STATE_LANG,
+  STATE_REGISTER,
+  STATE_TARGET,
+  STATE_REGRELEASE,
+  STATE_PRODUCTLINE,
+  STATE_REGUPDATES,
+  STATE_REGUPDREPO,
+  STATE_ENDOFLIFE,
+  NUMSTATES
 };
 
 struct stateswitch {
@@ -86,10 +92,13 @@ static struct stateswitch stateswitches[] = {
   { STATE_PRODUCT,   "linguas",       STATE_LINGUAS,       0 },
   { STATE_PRODUCT,   "updaterepokey", STATE_UPDATEREPOKEY, 1 },
   { STATE_PRODUCT,   "cpeid",         STATE_CPEID,         1 },
+  { STATE_PRODUCT,   "endoflife",     STATE_ENDOFLIFE,     1 },
   { STATE_URLS,      "url",           STATE_URL,           1 },
   { STATE_LINGUAS,   "lang",          STATE_LANG,          0 },
   { STATE_REGISTER,  "target",        STATE_TARGET,        1 },
   { STATE_REGISTER,  "release",       STATE_REGRELEASE,    1 },
+  { STATE_REGISTER,  "updates",       STATE_REGUPDATES,    0 },
+  { STATE_REGUPDATES, "repository",   STATE_REGUPDREPO,    0 },
   { NUMSTATES }
 };
 
@@ -109,12 +118,13 @@ struct parsedata {
 
   struct stateswitch *swtab[NUMSTATES];
   enum state sbtab[NUMSTATES];
+  struct joindata jd;
 
   const char *tmplang;
 
   const char *tmpvers;
   const char *tmprel;
-  const char *tmpurltype;
+  Id urltype;
 
   unsigned int ctime;
 
@@ -124,8 +134,6 @@ struct parsedata {
   ino_t baseproduct;
   ino_t currentproduct;
   int productscheme;
-
-  Id langcache[ID_NUM_INTERNAL];
 };
 
 
@@ -134,40 +142,45 @@ struct parsedata {
  * find value for xml attribute
  * I: txt, name of attribute
  * I: atts, list of key/value attributes
- * I: dup, strdup it
  * O: pointer to value of matching key, or NULL
  *
  */
 
 static inline const char *
-find_attr(const char *txt, const char **atts, int dup)
+find_attr(const char *txt, const char **atts)
 {
   for (; *atts; atts += 2)
     {
       if (!strcmp(*atts, txt))
-        return dup ? solv_strdup(atts[1]) : atts[1];
+        return atts[1];
     }
   return 0;
 }
 
-
-/*
- * create localized tag
- */
-
-static Id
-langtag(struct parsedata *pd, Id tag, const char *language)
+static time_t
+datestr2timestamp(const char *date)
 {
-  if (language && !language[0])
-    language = 0;
-  if (!language || tag >= ID_NUM_INTERNAL)
-    return pool_id2langid(pd->repo->pool, tag, language, 1);
-  if (!pd->langcache[tag])
-    pd->langcache[tag] = pool_id2langid(pd->repo->pool, tag, language, 1);
-  return pd->langcache[tag];
+  const char *p; 
+  struct tm tm; 
+
+  if (!date || !*date)
+    return 0;
+  for (p = date; *p >= '0' && *p <= '9'; p++)
+    ;   
+  if (!*p)
+    return atoi(date);
+  memset(&tm, 0, sizeof(tm));
+  p = strptime(date, "%F%T", &tm);
+  if (!p)
+    {
+      memset(&tm, 0, sizeof(tm));
+      p = strptime(date, "%F", &tm);
+      if (!p || *p)
+       return 0;
+    }
+  return timegm(&tm);
 }
 
-
 /*
  * XML callback: startElement
  */
@@ -181,7 +194,7 @@ startElement(void *userData, const char *name, const char **atts)
   struct stateswitch *sw;
 
 #if 0
-      fprintf(stderr, "start: [%d]%s\n", pd->state, name);
+  fprintf(stderr, "start: [%d]%s\n", pd->state, name);
 #endif
   if (pd->depth != pd->statedepth)
     {
@@ -219,7 +232,7 @@ startElement(void *userData, const char *name, const char **atts)
     case STATE_PRODUCT:
       /* parse 'schemeversion' and store in global variable */
       {
-        const char * scheme = find_attr("schemeversion", atts, 0);
+        const char * scheme = find_attr("schemeversion", atts);
         pd->productscheme = (scheme && *scheme) ? atoi(scheme) : -1;
       }
       if (!s)
@@ -231,14 +244,23 @@ startElement(void *userData, const char *name, const char **atts)
 
       /* <summary lang="xy">... */
     case STATE_SUMMARY:
-      pd->tmplang = find_attr("lang", atts, 1);
-      break;
     case STATE_DESCRIPTION:
-      pd->tmplang = find_attr("lang", atts, 1);
+      pd->tmplang = join_dup(&pd->jd, find_attr("lang", atts));
       break;
     case STATE_URL:
-      pd->tmpurltype = find_attr("name", atts, 1);
+      pd->urltype = pool_str2id(pd->pool, find_attr("name", atts), 1);
       break;
+    case STATE_REGUPDREPO:
+      {
+        const char *repoid = find_attr("repoid", atts);
+       if (repoid && *repoid)
+         {
+           Id h = repodata_new_handle(pd->data);
+           repodata_set_str(pd->data, h, PRODUCT_UPDATES_REPOID, repoid);
+           repodata_add_flexarray(pd->data, pd->handle, PRODUCT_UPDATES, h);
+         }
+       break;
+      }
     default:
       break;
     }
@@ -252,7 +274,7 @@ endElement(void *userData, const char *name)
   Solvable *s = pd->solvable;
 
 #if 0
-      fprintf(stderr, "end: [%d]%s\n", pd->state, name);
+  fprintf(stderr, "end: [%d]%s\n", pd->state, name);
 #endif
   if (pd->depth != pd->statedepth)
     {
@@ -283,7 +305,7 @@ endElement(void *userData, const char *name)
       if (pd->tmprel)
        {
          if (pd->tmpvers)
-           s->evr = makeevr(pd->pool, join2(pd->tmpvers, "-", pd->tmprel));
+           s->evr = makeevr(pd->pool, join2(&pd->jd, pd->tmpvers, "-", pd->tmprel));
          else
            {
              fprintf(stderr, "Seen <release> but no <version>\n");
@@ -305,7 +327,7 @@ endElement(void *userData, const char *name)
       s->vendor = pool_str2id(pd->pool, pd->content, 1);
       break;
     case STATE_NAME:
-      s->name = pool_str2id(pd->pool, join2("product", ":", pd->content), 1);
+      s->name = pool_str2id(pd->pool, join2(&pd->jd, "product", ":", pd->content), 1);
       break;
     case STATE_VERSION:
       pd->tmpvers = solv_strdup(pd->content);
@@ -323,23 +345,20 @@ endElement(void *userData, const char *name)
       /** obsolete **/
       break;
     case STATE_SUMMARY:
-      repodata_set_str(pd->data, pd->handle, langtag(pd, SOLVABLE_SUMMARY, pd->tmplang), pd->content);
-      pd->tmplang = solv_free((void *)pd->tmplang);
+      repodata_set_str(pd->data, pd->handle, pool_id2langid(pd->pool, SOLVABLE_SUMMARY, pd->tmplang, 1), pd->content);
       break;
     case STATE_SHORTSUMMARY:
       repodata_set_str(pd->data, pd->handle, PRODUCT_SHORTLABEL, pd->content);
       break;
     case STATE_DESCRIPTION:
-      repodata_set_str(pd->data, pd->handle, langtag(pd, SOLVABLE_DESCRIPTION, pd->tmplang), pd->content );
-      pd->tmplang = solv_free((void *)pd->tmplang);
+      repodata_set_str(pd->data, pd->handle, pool_id2langid(pd->pool, SOLVABLE_DESCRIPTION, pd->tmplang, 1), pd->content);
       break;
     case STATE_URL:
-      if (pd->tmpurltype)
+      if (pd->urltype)
         {
           repodata_add_poolstr_array(pd->data, pd->handle, PRODUCT_URL, pd->content);
-          repodata_add_idarray(pd->data, pd->handle, PRODUCT_URL_TYPE, pool_str2id(pd->pool, pd->tmpurltype, 1));
+          repodata_add_idarray(pd->data, pd->handle, PRODUCT_URL_TYPE, pd->urltype);
         }
-      pd->tmpurltype = solv_free((void *)pd->tmpurltype);
       break;
     case STATE_TARGET:
       repodata_set_str(pd->data, pd->handle, PRODUCT_REGISTER_TARGET, pd->content);
@@ -348,8 +367,17 @@ endElement(void *userData, const char *name)
       repodata_set_str(pd->data, pd->handle, PRODUCT_REGISTER_RELEASE, pd->content);
       break;
     case STATE_CPEID:
-      if (pd->content)
+      if (*pd->content)
         repodata_set_str(pd->data, pd->handle, SOLVABLE_CPEID, pd->content);
+      break;
+    case STATE_ENDOFLIFE:
+      if (*pd->content)
+       {
+         time_t t = datestr2timestamp(pd->content);
+         if (t)
+           repodata_set_num(pd->data, pd->handle, PRODUCT_ENDOFLIFE, (unsigned long long)t);
+       }
+      break;
     default:
       break;
     }
@@ -408,7 +436,7 @@ add_code11_product(struct parsedata *pd, FILE *fp)
   else
     {
       pd->currentproduct = pd->baseproduct + 1; /* make it != baseproduct if stat fails */
-      perror("fstat");
+      pool_error(pd->pool, 0, "fstat: %s", strerror(errno));
       pd->ctime = 0;
     }
 
@@ -423,8 +451,12 @@ add_code11_product(struct parsedata *pd, FILE *fp)
       if (XML_Parse(parser, buf, l, l == 0) == XML_STATUS_ERROR)
        {
          pool_debug(pd->pool, SOLV_ERROR, "%s: %s at line %u:%u\n", pd->filename, XML_ErrorString(XML_GetErrorCode(parser)), (unsigned int)XML_GetCurrentLineNumber(parser), (unsigned int)XML_GetCurrentColumnNumber(parser));
-         pool_debug(pd->pool, SOLV_ERROR, "skipping this product\n");
          XML_ParserFree(parser);
+         if (pd->solvable)
+           {
+             repo_free_solvable(pd->repo, pd->solvable - pd->pool->solvables, 1);
+             pd->solvable = 0;
+           }
          return;
        }
       if (l == 0)
@@ -434,7 +466,7 @@ add_code11_product(struct parsedata *pd, FILE *fp)
 }
 
 
-void
+int
 repo_add_code11_products(Repo *repo, const char *dirpath, int flags)
 {
   Repodata *data;
@@ -460,6 +492,8 @@ repo_add_code11_products(Repo *repo, const char *dirpath, int flags)
       pd.sbtab[sw->to] = sw->from;
     }
 
+  if (flags & REPO_USE_ROOTDIR)
+    dirpath = pool_prepend_rootdir(repo->pool, dirpath);
   dir = opendir(dirpath);
   if (dir)
     {
@@ -468,7 +502,7 @@ repo_add_code11_products(Repo *repo, const char *dirpath, int flags)
       char *fullpath;
 
       /* check for <productsdir>/baseproduct on code11 and remember its target inode */
-      if (stat(join2(dirpath, "/", "baseproduct"), &st) == 0) /* follow symlink */
+      if (stat(join2(&pd.jd, dirpath, "/", "baseproduct"), &st) == 0) /* follow symlink */
        pd.baseproduct = st.st_ino;
       else
        pd.baseproduct = 0;
@@ -479,11 +513,11 @@ repo_add_code11_products(Repo *repo, const char *dirpath, int flags)
          FILE *fp;
          if (len <= 5 || strcmp(entry->d_name + len - 5, ".prod") != 0)
            continue;
-         fullpath = join2(dirpath, "/", entry->d_name);
+         fullpath = join2(&pd.jd, dirpath, "/", entry->d_name);
          fp = fopen(fullpath, "r");
          if (!fp)
            {
-             perror(fullpath);
+             pool_error(repo->pool, 0, "%s: %s", fullpath, strerror(errno));
              continue;
            }
          pd.filename = fullpath;
@@ -493,12 +527,14 @@ repo_add_code11_products(Repo *repo, const char *dirpath, int flags)
        }
       closedir(dir);
     }
-  solv_free((void *)pd.tmplang);
   solv_free(pd.content);
-  join_freemem();
+  join_freemem(&pd.jd);
+  if (flags & REPO_USE_ROOTDIR)
+    solv_free((char *)dirpath);
 
   if (!(flags & REPO_NO_INTERNALIZE))
     repodata_internalize(data);
+  return 0;
 }
 
 
@@ -516,51 +552,60 @@ repo_add_code11_products(Repo *repo, const char *dirpath, int flags)
 
 /* Oh joy! Three parsers for the price of one! */
 
-void
-repo_add_products(Repo *repo, const char *proddir, const char *root, int flags)
+int
+repo_add_products(Repo *repo, const char *proddir, int flags)
 {
   const char *fullpath;
   DIR *dir;
 
-  dir = opendir(proddir);
-  if (dir)
+  if (proddir)
     {
-      /* assume code11 stype products */
-      closedir(dir);
-      repo_add_code11_products(repo, proddir, flags);
-      return;
+      dir = opendir(flags & REPO_USE_ROOTDIR ? pool_prepend_rootdir_tmp(repo->pool, proddir) : proddir);
+      if (dir)
+       {
+         /* assume code11 stype products */
+         closedir(dir);
+         return repo_add_code11_products(repo, proddir, flags);
+       }
     }
 
-  /* code11 didn't work, try old zyppdb */
-  fullpath = root ? join2(root, "", "/var/lib/zypp/db/products") : "/var/lib/zypp/db/products";
+  /* code11 didn't work, try old code10 zyppdb */
+  fullpath = "/var/lib/zypp/db/products";
+  if (flags & REPO_USE_ROOTDIR)
+    fullpath = pool_prepend_rootdir_tmp(repo->pool, fullpath);
   dir = opendir(fullpath);
   if (dir)
     {
       closedir(dir);
       /* assume code10 style products */
-      repo_add_zyppdb_products(repo, fullpath, flags);
-      join_freemem();
-      return;
+      return repo_add_zyppdb_products(repo, "/var/lib/zypp/db/products", flags);
     }
 
-  /* code11 didn't work, try -release files parsing */
-  fullpath = root ? join2(root, "", "/etc") : "/etc";
+  /* code10/11 didn't work, try -release files parsing */
+  fullpath = "/etc";
+  if (flags & REPO_USE_ROOTDIR)
+    fullpath = pool_prepend_rootdir_tmp(repo->pool, fullpath);
   dir = opendir(fullpath);
   if (dir)
     {
       closedir(dir);
-      repo_add_releasefile_products(repo, fullpath, flags);
-      join_freemem();
-      return;
+      return repo_add_releasefile_products(repo, "/etc", flags);
     }
 
-  /* no luck. print an error message in case the root argument is wrong */
-  perror(fullpath);
-  join_freemem();
+  /* no luck. check if the rootdir exists */
+  fullpath = pool_get_rootdir(repo->pool);
+  if (fullpath && *fullpath)
+    {
+      dir = opendir(fullpath);
+      if (!dir)
+       return pool_error(repo->pool, -1, "%s: %s", fullpath, strerror(errno));
+      closedir(dir);
+    }
 
   /* the least we can do... */
   if (!(flags & REPO_NO_INTERNALIZE) && (flags & REPO_REUSE_REPODATA) != 0)
     repodata_internalize(repo_last_repodata(repo));
+  return 0;
 }
 
 /* EOF */