int
exec_transaction(struct xbps_handle *xhp, int maxcols, bool yes, bool drun)
{
xbps_array_t array;
struct transaction *trans;
uint64_t fsize = 0, isize = 0;
char freesize[8], instsize[8];
int rv = 0;
trans = calloc(1, sizeof(*trans));
if (trans == NULL)
return ENOMEM;
if ((rv = xbps_transaction_prepare(xhp)) != 0) {
if (rv == ENODEV) {
array = xbps_dictionary_get(xhp->transd, "missing_deps");
if (xbps_array_count(array)) {
/* missing dependencies */
print_array(array);
fprintf(stderr, "Transaction aborted due to unresolved dependencies.\n");
}
} else if (rv == ENOEXEC) {
array = xbps_dictionary_get(xhp->transd, "missing_shlibs");
if (xbps_array_count(array)) {
/* missing shlibs */
print_array(array);
fprintf(stderr, "Transaction aborted due to unresolved shlibs.\n");
}
} else if (rv == EAGAIN) {
/* conflicts */
array = xbps_dictionary_get(xhp->transd, "conflicts");
print_array(array);
fprintf(stderr, "Transaction aborted due to conflicting packages.\n");
} else if (rv == ENOSPC) {
/* not enough free space */
xbps_dictionary_get_uint64(xhp->transd,
"total-installed-size", &isize);
if (xbps_humanize_number(instsize, (int64_t)isize) == -1) {
xbps_error_printf("humanize_number2 returns "
"%s\n", strerror(errno));
return -1;
}
xbps_dictionary_get_uint64(xhp->transd,
"disk-free-size", &fsize);
if (xbps_humanize_number(freesize, (int64_t)fsize) == -1) {
xbps_error_printf("humanize_number2 returns "
"%s\n", strerror(errno));
return -1;
}
fprintf(stderr, "Transaction aborted due to insufficient disk "
"space (need %s, got %s free).\n", instsize, freesize);
} else {
xbps_dbg_printf(xhp, "Empty transaction dictionary: %s\n",
strerror(errno));
}
goto out;
}
#ifdef FULL_DEBUG
xbps_dbg_printf(xhp, "Dictionary before transaction happens:\n");
xbps_dbg_printf_append(xhp, "%s",
xbps_dictionary_externalize(xhp->transd));
#endif
trans->xhp = xhp;
trans->d = xhp->transd;
trans->iter = xbps_array_iter_from_dict(xhp->transd, "packages");
assert(trans->iter);
/*
* dry-run mode, show what would be done but don't run anything.
*/
if (drun) {
show_actions(trans->iter);
goto out;
}
/*
* Show download/installed size for the transaction.
*/
if ((rv = show_transaction_sizes(trans, maxcols)) != 0)
goto out;
/*
* Ask interactively (if -y not set).
*/
if (!yes && !yesno("Do you want to continue?")) {
printf("Aborting!\n");
goto out;
}
/*
* It's time to run the transaction!
*/
if ((rv = xbps_transaction_commit(xhp)) == 0) {
printf("\n%u downloaded, %u installed, %u updated, "
"%u configured, %u removed.\n",
trans->dl_pkgcnt, trans->inst_pkgcnt,
trans->up_pkgcnt, trans->cf_pkgcnt + trans->inst_pkgcnt,
trans->rm_pkgcnt);
}
out:
if (trans->iter)
xbps_object_iterator_release(trans->iter);
if (trans)
free(trans);
return rv;
}
static int
show_transaction_sizes(struct transaction *trans, int cols)
{
uint64_t dlsize = 0, instsize = 0, rmsize = 0, disk_free_size = 0;
char size[8];
if (!print_trans_colmode(trans, cols)) {
/*
* Show the list of packages that will be downloaded, installed, updated,
* removed or configured.
*/
xbps_dictionary_get_uint32(trans->d, "total-download-pkgs",
&trans->dl_pkgcnt);
if (trans->dl_pkgcnt) {
printf("%u package%s will be downloaded:\n",
trans->dl_pkgcnt, trans->dl_pkgcnt == 1 ? "" : "s");
show_package_list(trans, NULL, cols);
printf("\n");
}
xbps_dictionary_get_uint32(trans->d, "total-install-pkgs",
&trans->inst_pkgcnt);
if (trans->inst_pkgcnt) {
printf("%u package%s will be installed:\n",
trans->inst_pkgcnt, trans->inst_pkgcnt == 1 ? "" : "s");
show_package_list(trans, "install", cols);
printf("\n");
}
xbps_dictionary_get_uint32(trans->d, "total-update-pkgs",
&trans->up_pkgcnt);
if (trans->up_pkgcnt) {
printf("%u package%s will be updated:\n",
trans->up_pkgcnt, trans->up_pkgcnt == 1 ? "" : "s");
show_package_list(trans, "update", cols);
printf("\n");
}
xbps_dictionary_get_uint32(trans->d, "total-configure-pkgs",
&trans->cf_pkgcnt);
if (trans->cf_pkgcnt) {
printf("%u package%s will be configured:\n",
trans->cf_pkgcnt, trans->cf_pkgcnt == 1 ? "" : "s");
show_package_list(trans, "configure", cols);
printf("\n");
}
xbps_dictionary_get_uint32(trans->d, "total-remove-pkgs",
&trans->rm_pkgcnt);
if (trans->rm_pkgcnt) {
printf("%u package%s will be removed:\n",
trans->rm_pkgcnt, trans->rm_pkgcnt == 1 ? "" : "s");
show_package_list(trans, "remove", cols);
printf("\n");
}
}
/*
* Show total download/installed/removed size for all required packages.
*/
xbps_dictionary_get_uint64(trans->d, "total-download-size", &dlsize);
xbps_dictionary_get_uint64(trans->d, "total-installed-size", &instsize);
xbps_dictionary_get_uint64(trans->d, "total-removed-size", &rmsize);
xbps_dictionary_get_uint64(trans->d, "disk-free-size", &disk_free_size);
if (dlsize || instsize || rmsize || disk_free_size)
printf("\n");
if (dlsize) {
if (xbps_humanize_number(size, (int64_t)dlsize) == -1) {
xbps_error_printf("humanize_number returns "
"%s\n", strerror(errno));
return -1;
}
printf("Size to download: %6s\n", size);
}
if (instsize) {
if (xbps_humanize_number(size, (int64_t)instsize) == -1) {
xbps_error_printf("humanize_number2 returns "
"%s\n", strerror(errno));
return -1;
}
printf("Size required on disk: %6s\n", size);
}
if (rmsize) {
if (xbps_humanize_number(size, (int64_t)rmsize) == -1) {
xbps_error_printf("humanize_number3 returns "
"%s\n", strerror(errno));
return -1;
}
printf("Size freed on disk: %6s\n", size);
}
if (disk_free_size) {
if (xbps_humanize_number(size, (int64_t)disk_free_size) == -1) {
xbps_error_printf("humanize_number3 returns "
"%s\n", strerror(errno));
return -1;
}
printf("Free space on disk: %6s\n", size);
}
printf("\n");
return 0;
}
xbps_array_t
xbps_find_pkg_obsoletes(struct xbps_handle *xhp,
xbps_dictionary_t instd,
xbps_dictionary_t newd)
{
xbps_array_t instfiles, newfiles, obsoletes;
/* These are symlinks in Void and must not be removed */
const char *basesymlinks[] = {
"./bin",
"./sbin",
"./lib",
"./lib32",
"./lib64",
"./usr/lib32",
"./usr/lib64",
"./var/run",
};
int rv = 0;
assert(xbps_object_type(instd) == XBPS_TYPE_DICTIONARY);
assert(xbps_object_type(newd) == XBPS_TYPE_DICTIONARY);
obsoletes = xbps_array_create();
assert(obsoletes);
instfiles = merge_filelist(instd);
if (xbps_array_count(instfiles) == 0) {
/* nothing to check if current pkg does not own any file */
xbps_object_release(instfiles);
return obsoletes;
}
newfiles = merge_filelist(newd);
/*
* Iterate over files list from installed package.
*/
for (unsigned int i = 0; i < xbps_array_count(instfiles); i++) {
xbps_object_t obj, obj2;
xbps_string_t oldstr, newstr;
struct stat st;
uint64_t mtime = 0;
const char *oldhash;
char file[PATH_MAX];
bool found = false;
obj = xbps_array_get(instfiles, i);
if (xbps_object_type(obj) != XBPS_TYPE_DICTIONARY) {
/* ignore unexistent files */
continue;
}
oldstr = xbps_dictionary_get(obj, "file");
if (oldstr == NULL)
continue;
snprintf(file, sizeof(file), ".%s", xbps_string_cstring_nocopy(oldstr));
if (xbps_dictionary_get_cstring_nocopy(obj, "sha256", &oldhash)) {
rv = xbps_file_hash_check(file, oldhash);
if (rv == ENOENT || rv == ERANGE) {
/*
Skip unexistent and files that do not
* match the hash.
*/
continue;
}
}
/*
* Check if current file is available in new pkg filelist.
*/
for (unsigned int x = 0; x < xbps_array_count(newfiles); x++) {
obj2 = xbps_array_get(newfiles, x);
newstr = xbps_dictionary_get(obj2, "file");
assert(newstr);
/*
* Skip files with same path.
*/
if (xbps_string_equals(oldstr, newstr)) {
found = true;
break;
}
}
if (found) {
continue;
}
/*
* Make sure to not remove any symlink of root directory.
*/
for (uint8_t x = 0; x < __arraycount(basesymlinks); x++) {
if (strcmp(file, basesymlinks[x]) == 0) {
found = true;
xbps_dbg_printf(xhp, "[obsoletes] ignoring "
"%s removal\n", file);
break;
}
}
if (found) {
continue;
}
/*
* Finally check if file mtime on disk matched what
* the installed pkg has stored.
*/
if (xbps_dictionary_get_uint64(obj, "mtime", &mtime)) {
if (lstat(file, &st) == -1) {
xbps_dbg_printf(xhp, "[obsoletes] lstat failed "
"for %s: %s\n", file, strerror(errno));
continue;
}
if (mtime != (uint64_t)st.st_mtime)
continue;
xbps_dbg_printf(xhp,
"[obsoletes] %s: matched mtime, adding obsolete.\n", file);
}
/*
* Obsolete found, add onto the array.
*/
xbps_dbg_printf(xhp, "found obsolete: %s\n", file);
xbps_array_add_cstring(obsoletes, file);
}
xbps_object_release(instfiles);
xbps_object_release(newfiles);
return obsoletes;
}
static int
show_transaction_sizes(struct transaction *trans, int cols)
{
uint64_t dlsize = 0, instsize = 0, rmsize = 0;
char size[8];
/*
* Show the list of packages that will be installed.
*/
if (xbps_dictionary_get_uint32(trans->d, "total-install-pkgs",
&trans->inst_pkgcnt)) {
printf("%u package%s will be installed:\n",
trans->inst_pkgcnt, trans->inst_pkgcnt == 1 ? "" : "s");
show_package_list(trans->iter, "install", cols);
printf("\n");
}
if (xbps_dictionary_get_uint32(trans->d, "total-update-pkgs",
&trans->up_pkgcnt)) {
printf("%u package%s will be updated:\n",
trans->up_pkgcnt, trans->up_pkgcnt == 1 ? "" : "s");
show_package_list(trans->iter, "update", cols);
printf("\n");
}
if (xbps_dictionary_get_uint32(trans->d, "total-configure-pkgs",
&trans->cf_pkgcnt)) {
printf("%u package%s will be configured:\n",
trans->cf_pkgcnt, trans->cf_pkgcnt == 1 ? "" : "s");
show_package_list(trans->iter, "configure", cols);
printf("\n");
}
if (xbps_dictionary_get_uint32(trans->d, "total-remove-pkgs",
&trans->rm_pkgcnt)) {
printf("%u package%s will be removed:\n",
trans->rm_pkgcnt, trans->rm_pkgcnt == 1 ? "" : "s");
show_package_list(trans->iter, "remove", cols);
printf("\n");
}
/*
* Show total download/installed/removed size for all required packages.
*/
xbps_dictionary_get_uint64(trans->d, "total-download-size", &dlsize);
xbps_dictionary_get_uint64(trans->d, "total-installed-size",
&instsize);
xbps_dictionary_get_uint64(trans->d, "total-removed-size", &rmsize);
if (dlsize || instsize || rmsize)
printf("\n");
if (dlsize) {
if (xbps_humanize_number(size, (int64_t)dlsize) == -1) {
xbps_error_printf("humanize_number returns "
"%s\n", strerror(errno));
return -1;
}
printf("Total download size:\t%6s\n", size);
}
if (instsize) {
if (xbps_humanize_number(size, (int64_t)instsize) == -1) {
xbps_error_printf("humanize_number2 returns "
"%s\n", strerror(errno));
return -1;
}
printf("Total installed size:\t%6s\n", size);
}
if (rmsize) {
if (xbps_humanize_number(size, (int64_t)rmsize) == -1) {
xbps_error_printf("humanize_number3 returns "
"%s\n", strerror(errno));
return -1;
}
printf("Total freed size:\t%6s\n", size);
}
printf("\n");
return 0;
}
static int
compute_transaction_stats(struct xbps_handle *xhp)
{
xbps_dictionary_t pkg_metad;
xbps_object_iterator_t iter;
xbps_object_t obj;
struct statvfs svfs;
uint64_t rootdir_free_size, tsize, dlsize, instsize, rmsize;
uint32_t inst_pkgcnt, up_pkgcnt, cf_pkgcnt, rm_pkgcnt, dl_pkgcnt;
const char *tract, *pkgver, *repo;
inst_pkgcnt = up_pkgcnt = cf_pkgcnt = rm_pkgcnt = dl_pkgcnt = 0;
rootdir_free_size = tsize = dlsize = instsize = rmsize = 0;
iter = xbps_array_iter_from_dict(xhp->transd, "packages");
if (iter == NULL)
return EINVAL;
while ((obj = xbps_object_iterator_next(iter)) != NULL) {
bool preserve = false;
/*
* Count number of pkgs to be removed, configured,
* installed and updated.
*/
xbps_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver);
xbps_dictionary_get_cstring_nocopy(obj, "transaction", &tract);
xbps_dictionary_get_cstring_nocopy(obj, "repository", &repo);
xbps_dictionary_get_bool(obj, "preserve", &preserve);
if (strcmp(tract, "configure") == 0) {
cf_pkgcnt++;
continue;
} else if (strcmp(tract, "install") == 0) {
inst_pkgcnt++;
} else if (strcmp(tract, "update") == 0) {
up_pkgcnt++;
} else if (strcmp(tract, "remove") == 0) {
rm_pkgcnt++;
}
tsize = 0;
if ((strcmp(tract, "install") == 0) ||
(strcmp(tract, "update") == 0)) {
xbps_dictionary_get_uint64(obj,
"installed_size", &tsize);
instsize += tsize;
if (xbps_repository_is_remote(repo) &&
!xbps_binpkg_exists(xhp, obj)) {
xbps_dictionary_get_uint64(obj,
"filename-size", &tsize);
/* signature file: 512 bytes */
tsize += 512;
dlsize += tsize;
instsize += tsize;
dl_pkgcnt++;
xbps_dictionary_set_bool(obj, "download", true);
}
}
/*
* If removing or updating a package, get installed_size
* from pkg's metadata dictionary.
*/
if ((strcmp(tract, "remove") == 0) ||
((strcmp(tract, "update") == 0) && !preserve)) {
char *pkgname;
pkgname = xbps_pkg_name(pkgver);
assert(pkgname);
pkg_metad = xbps_pkgdb_get_pkg(xhp, pkgname);
free(pkgname);
if (pkg_metad == NULL)
continue;
xbps_dictionary_get_uint64(pkg_metad,
"installed_size", &tsize);
rmsize += tsize;
}
}
xbps_object_iterator_release(iter);
if (instsize > rmsize) {
instsize -= rmsize;
rmsize = 0;
} else if (rmsize > instsize) {
rmsize -= instsize;
instsize = 0;
} else {
instsize = rmsize = 0;
}
if (!xbps_dictionary_set_uint32(xhp->transd,
"total-install-pkgs", inst_pkgcnt))
return EINVAL;
if (!xbps_dictionary_set_uint32(xhp->transd,
"total-update-pkgs", up_pkgcnt))
return EINVAL;
if (!xbps_dictionary_set_uint32(xhp->transd,
"total-configure-pkgs", cf_pkgcnt))
return EINVAL;
if (!xbps_dictionary_set_uint32(xhp->transd,
"total-remove-pkgs", rm_pkgcnt))
return EINVAL;
if (!xbps_dictionary_set_uint32(xhp->transd,
"total-download-pkgs", dl_pkgcnt))
return EINVAL;
if (!xbps_dictionary_set_uint64(xhp->transd,
"total-installed-size", instsize))
return EINVAL;
if (!xbps_dictionary_set_uint64(xhp->transd,
"total-download-size", dlsize))
return EINVAL;
if (!xbps_dictionary_set_uint64(xhp->transd,
"total-removed-size", rmsize))
return EINVAL;
/* Get free space from target rootdir: return ENOSPC if there's not enough space */
if (statvfs(xhp->rootdir, &svfs) == -1) {
xbps_dbg_printf(xhp, "%s: statvfs failed: %s\n", __func__, strerror(errno));
return 0;
}
/* compute free space on disk */
rootdir_free_size = svfs.f_bfree * svfs.f_bsize;
if (!xbps_dictionary_set_uint64(xhp->transd,
"disk-free-size", rootdir_free_size))
return EINVAL;
if (instsize > rootdir_free_size)
return ENOSPC;
return 0;
}
