ATF_TC_BODY(find_pkg_orphans_test, tc)
{
struct xbps_handle xh;
xbps_array_t a, res;
xbps_dictionary_t pkgd;
xbps_string_t pstr;
const char *pkgver, *tcsdir;
unsigned int i;
/* get test source dir */
tcsdir = atf_tc_get_config_var(tc, "srcdir");
memset(&xh, 0, sizeof(xh));
xbps_strlcpy(xh.rootdir, tcsdir, sizeof(xh.rootdir));
xbps_strlcpy(xh.metadir, tcsdir, sizeof(xh.metadir));
ATF_REQUIRE_EQ(xbps_init(&xh), 0);
a = xbps_array_create();
xbps_array_add_cstring_nocopy(a, "xbps-git");
pstr = xbps_string_create();
res = xbps_find_pkg_orphans(&xh, a);
for (i = 0; i < xbps_array_count(res); i++) {
pkgd = xbps_array_get(res, i);
xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
xbps_string_append_cstring(pstr, pkgver);
xbps_string_append_cstring(pstr, "\n");
}
ATF_REQUIRE_STREQ(xbps_string_cstring_nocopy(pstr), expected_output);
}
static xbps_array_t
merge_filelist(xbps_dictionary_t d)
{
xbps_array_t a, result;
xbps_dictionary_t filed;
unsigned int i;
result = xbps_array_create();
assert(result);
if ((a = xbps_dictionary_get(d, "files"))) {
for (i = 0; i < xbps_array_count(a); i++) {
filed = xbps_array_get(a, i);
xbps_array_add(result, filed);
}
}
if ((a = xbps_dictionary_get(d, "links"))) {
for (i = 0; i < xbps_array_count(a); i++) {
filed = xbps_array_get(a, i);
xbps_array_add(result, filed);
}
}
if ((a = xbps_dictionary_get(d, "conf_files"))) {
for (i = 0; i < xbps_array_count(a); i++) {
filed = xbps_array_get(a, i);
xbps_array_add(result, filed);
}
}
if ((a = xbps_dictionary_get(d, "dirs"))) {
for (i = 0; i < xbps_array_count(a); i++) {
filed = xbps_array_get(a, i);
xbps_array_add(result, filed);
}
}
return result;
}
int
check_pkg_symlinks(struct xbps_handle *xhp, const char *pkgname, void *arg)
{
xbps_array_t array;
xbps_object_t obj;
xbps_dictionary_t filesd = arg;
int rv = 0;
array = xbps_dictionary_get(filesd, "links");
if (array == NULL)
return 0;
for (unsigned int i = 0; i < xbps_array_count(array); i++) {
const char *file = NULL, *tgt = NULL;
char path[PATH_MAX], *lnk = NULL;
obj = xbps_array_get(array, i);
if (!xbps_dictionary_get_cstring_nocopy(obj, "file", &file))
continue;
if (!xbps_dictionary_get_cstring_nocopy(obj, "target", &tgt)) {
xbps_warn_printf("%s: `%s' symlink with "
"empty target object!\n", pkgname, file);
continue;
}
if (tgt[0] == '\0') {
xbps_warn_printf("%s: `%s' symlink with "
"empty target object!\n", pkgname, file);
continue;
}
snprintf(path, sizeof(path), "%s/%s", xhp->rootdir, file);
if ((lnk = xbps_symlink_target(xhp, path, tgt)) == NULL) {
xbps_error_printf("%s: broken symlink %s (target: %s)\n", pkgname, file, tgt);
rv = -1;
continue;
}
if (strcmp(lnk, tgt)) {
xbps_warn_printf("%s: modified symlink %s "
"points to %s (shall be %s)\n",
pkgname, file, lnk, tgt);
rv = -1;
}
free(lnk);
}
return rv;
}
/*
* Returns true if entry is a configuration file, false otherwise.
*/
int HIDDEN
xbps_entry_is_a_conf_file(xbps_dictionary_t filesd,
const char *entry_pname)
{
xbps_array_t array;
xbps_dictionary_t d;
const char *cffile;
array = xbps_dictionary_get(filesd, "conf_files");
if (xbps_array_count(array) == 0)
return false;
for (unsigned int i = 0; i < xbps_array_count(array); i++) {
d = xbps_array_get(array, i);
xbps_dictionary_get_cstring_nocopy(d, "file", &cffile);
if (strcmp(cffile, entry_pname) == 0)
return true;
}
return false;
}
static const char *
find_pkg_symlink_target(xbps_dictionary_t d, const char *file)
{
xbps_array_t links;
xbps_object_t obj;
unsigned int i;
const char *pkgfile, *tgt = NULL;
char *rfile;
assert(d);
links = xbps_dictionary_get(d, "links");
for (i = 0; i < xbps_array_count(links); i++) {
rfile = strchr(file, '.') + 1;
obj = xbps_array_get(links, i);
xbps_dictionary_get_cstring_nocopy(obj, "file", &pkgfile);
if (strcmp(rfile, pkgfile) == 0) {
xbps_dictionary_get_cstring_nocopy(obj, "target", &tgt);
break;
}
}
return tgt;
}
void HIDDEN
xbps_transaction_revdeps(struct xbps_handle *xhp, xbps_array_t pkgs)
{
xbps_array_t mdeps;
mdeps = xbps_dictionary_get(xhp->transd, "missing_deps");
for (unsigned int i = 0; i < xbps_array_count(pkgs); i++) {
xbps_array_t pkgrdeps;
xbps_object_t obj;
const char *pkgver, *tract;
char *pkgname;
obj = xbps_array_get(pkgs, i);
/*
* if pkg in transaction is not installed,
* pass to next one.
*/
xbps_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver);
xbps_dictionary_get_cstring_nocopy(obj, "transaction", &tract);
pkgname = xbps_pkg_name(pkgver);
assert(pkgname);
if (xbps_pkg_is_installed(xhp, pkgname) == 0) {
free(pkgname);
continue;
}
/*
* If pkg is installed but does not have revdeps,
* pass to next one.
*/
pkgrdeps = xbps_pkgdb_get_pkg_revdeps(xhp, pkgname);
if (!xbps_array_count(pkgrdeps)) {
free(pkgname);
continue;
}
free(pkgname);
/*
* Time to validate revdeps for current pkg.
*/
for (unsigned int x = 0; x < xbps_array_count(pkgrdeps); x++) {
xbps_array_t rundeps;
xbps_dictionary_t revpkgd;
const char *curpkgver, *revpkgver, *curdep, *curtract;
char *curpkgname, *curdepname;
bool found = false;
xbps_array_get_cstring_nocopy(pkgrdeps, x, &curpkgver);
pkgname = xbps_pkg_name(curpkgver);
assert(pkgname);
if ((revpkgd = xbps_find_pkg_in_array(pkgs, pkgname, NULL))) {
xbps_dictionary_get_cstring_nocopy(revpkgd, "transaction", &curtract);
if (strcmp(curtract, "remove") == 0)
revpkgd = NULL;
}
if (revpkgd == NULL)
revpkgd = xbps_pkgdb_get_pkg(xhp, curpkgver);
xbps_dictionary_get_cstring_nocopy(revpkgd, "pkgver", &revpkgver);
/*
* If target pkg is being removed, all its revdeps
* will be broken unless those revdeps are also in
* the transaction.
*/
if (strcmp(tract, "remove") == 0) {
if (xbps_dictionary_get(obj, "replaced")) {
free(pkgname);
continue;
}
if (xbps_find_pkg_in_array(pkgs, pkgname, "remove")) {
free(pkgname);
continue;
}
free(pkgname);
broken_pkg(mdeps, curpkgver, pkgver, tract);
continue;
}
/*
* First try to match any supported virtual package.
*/
if (check_virtual_pkgs(mdeps, obj, revpkgd)) {
free(pkgname);
continue;
}
/*
* Try to match real dependencies.
*/
rundeps = xbps_dictionary_get(revpkgd, "run_depends");
/*
* Find out what dependency is it.
*/
curpkgname = xbps_pkg_name(pkgver);
assert(curpkgname);
for (unsigned int j = 0; j < xbps_array_count(rundeps); j++) {
xbps_array_get_cstring_nocopy(rundeps, j, &curdep);
if (((curdepname = xbps_pkg_name(curdep)) == NULL) &&
((curdepname = xbps_pkgpattern_name(curdep)) == NULL))
abort();
if (strcmp(curdepname, curpkgname) == 0) {
free(curdepname);
found = true;
break;
}
free(curdepname);
}
free(curpkgname);
if (!found) {
free(pkgname);
continue;
}
if (xbps_match_pkgdep_in_array(rundeps, pkgver)) {
free(pkgname);
continue;
}
/*
* Installed package conflicts with package
* in transaction being updated, check
* if a new version of this conflicting package
* is in the transaction.
*/
if (xbps_find_pkg_in_array(pkgs, pkgname, "update")) {
free(pkgname);
continue;
}
free(pkgname);
broken_pkg(mdeps, curpkgver, pkgver, tract);
}
}
}
int HIDDEN
xbps_transaction_package_replace(struct xbps_handle *xhp, xbps_array_t pkgs)
{
for (unsigned int i = 0; i < xbps_array_count(pkgs); i++) {
xbps_array_t replaces;
xbps_object_t obj, obj2;
xbps_object_iterator_t iter;
const char *pkgver;
char *pkgname;
obj = xbps_array_get(pkgs, i);
replaces = xbps_dictionary_get(obj, "replaces");
if (replaces == NULL || xbps_array_count(replaces) == 0)
continue;
iter = xbps_array_iterator(replaces);
assert(iter);
xbps_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver);
pkgname = xbps_pkg_name(pkgver);
assert(pkgname);
while ((obj2 = xbps_object_iterator_next(iter)) != NULL) {
xbps_dictionary_t instd, reppkgd;
const char *tract, *pattern, *curpkgver;
char *curpkgname;
bool instd_auto = false;
pattern = xbps_string_cstring_nocopy(obj2);
/*
* Find the installed package that matches the pattern
* to be replaced.
*/
if (((instd = xbps_pkgdb_get_pkg(xhp, pattern)) == NULL) &&
((instd = xbps_pkgdb_get_virtualpkg(xhp, pattern)) == NULL))
continue;
xbps_dictionary_get_cstring_nocopy(instd,
"pkgver", &curpkgver);
curpkgname = xbps_pkg_name(curpkgver);
assert(curpkgname);
/*
* Check that we are not replacing the same package,
* due to virtual packages.
*/
if (strcmp(pkgname, curpkgname) == 0) {
free(curpkgname);
continue;
}
/*
* Make sure to not add duplicates.
*/
xbps_dictionary_get_bool(instd, "automatic-install", &instd_auto);
reppkgd = xbps_find_pkg_in_array(pkgs, curpkgname, NULL);
if (reppkgd) {
xbps_dictionary_get_cstring_nocopy(reppkgd,
"transaction", &tract);
if (strcmp(tract, "remove") == 0)
continue;
/*
* Package contains replaces="pkgpattern", but the
* package that should be replaced is also in the
* transaction and it's going to be updated.
*/
xbps_dictionary_set_bool(reppkgd,
"automatic-install", instd_auto);
xbps_array_replace_dict_by_name(pkgs,
reppkgd, curpkgname);
continue;
}
/*
* If new package is providing a virtual package to the
* package that we want to replace we should respect
* the automatic-install object.
*/
if (xbps_match_virtual_pkg_in_dict(obj, pattern)) {
xbps_dictionary_set_bool(obj,
"automatic-install", instd_auto);
}
xbps_dbg_printf(xhp,
"Package `%s' will be replaced by `%s', "
"matched with `%s'\n", curpkgver, pkgver, pattern);
/*
* Add package dictionary into the transaction and mark
* it as to be "removed".
*/
xbps_dictionary_set_cstring_nocopy(instd,
"transaction", "remove");
if (!xbps_array_add_first(pkgs, instd))
return EINVAL;
free(curpkgname);
}
xbps_object_iterator_release(iter);
free(pkgname);
}
return 0;
}
void HIDDEN
xbps_transaction_revdeps(struct xbps_handle *xhp)
{
xbps_array_t mdeps, unsorted, pkgrdeps, rundeps;
xbps_dictionary_t revpkgd;
xbps_object_t obj;
const char *pkgver, *curdep, *revpkgver, *curpkgver, *tract;
char *pkgname, *curdepname, *curpkgname, *str;
unsigned int i, j, x;
unsorted = xbps_dictionary_get(xhp->transd, "unsorted_deps");
for (i = 0; i < xbps_array_count(unsorted); i++) {
obj = xbps_array_get(unsorted, i);
/*
* Only check packages in transaction being updated.
*/
xbps_dictionary_get_cstring_nocopy(obj, "transaction", &tract);
if (strcmp(tract, "update"))
continue;
/*
* if pkg in transaction is not installed,
* pass to next one.
*/
xbps_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver);
pkgname = xbps_pkg_name(pkgver);
assert(pkgname);
if (xbps_pkg_is_installed(xhp, pkgname) == 0) {
free(pkgname);
continue;
}
/*
* If pkg is installed but does not have revdeps,
* pass to next one.
*/
pkgrdeps = xbps_pkgdb_get_pkg_revdeps(xhp, pkgname);
if (!xbps_array_count(pkgrdeps)) {
free(pkgname);
continue;
}
free(pkgname);
/*
* Time to validate revdeps for current pkg.
*/
for (x = 0; x < xbps_array_count(pkgrdeps); x++) {
bool found = false;
xbps_array_get_cstring_nocopy(pkgrdeps, x, &curpkgver);
revpkgd = xbps_pkgdb_get_pkg(xhp, curpkgver);
/*
* First try to match any supported virtual package.
*/
if (check_virtual_pkgs(xhp, obj, revpkgd))
continue;
/*
* Try to match real dependencies.
*/
rundeps = xbps_dictionary_get(revpkgd, "run_depends");
/*
* Find out what dependency is it.
*/
curpkgname = xbps_pkg_name(pkgver);
assert(curpkgname);
for (j = 0; j < xbps_array_count(rundeps); j++) {
xbps_array_get_cstring_nocopy(rundeps, j, &curdep);
if (((curdepname = xbps_pkg_name(curdep)) == NULL) &&
((curdepname = xbps_pkgpattern_name(curdep)) == NULL))
abort();
if (strcmp(curdepname, curpkgname) == 0) {
free(curdepname);
found = true;
break;
}
free(curdepname);
}
if (!found)
continue;
if (xbps_match_pkgdep_in_array(rundeps, pkgver))
continue;
/*
* Installed package conflicts with package
* in transaction being updated, check
* if a new version of this conflicting package
* is in the transaction.
*/
pkgname = xbps_pkg_name(curpkgver);
if (xbps_find_pkg_in_array(unsorted, pkgname)) {
free(pkgname);
continue;
}
free(pkgname);
mdeps = xbps_dictionary_get(xhp->transd, "missing_deps");
xbps_dictionary_get_cstring_nocopy(revpkgd,
"pkgver", &revpkgver);
str = xbps_xasprintf("CONFLICT: `%s' "
"update breaks `%s', needs `%s'",
pkgver, revpkgver, curdep);
xbps_array_add_cstring(mdeps, str);
free(str);
}
}
}
int
xbps_alternatives_register(struct xbps_handle *xhp, xbps_dictionary_t pkgd)
{
xbps_array_t allkeys;
xbps_dictionary_t alternatives, pkg_alternatives;
const char *pkgver;
char *pkgname;
int rv = 0;
assert(xhp);
if (xhp->pkgdb == NULL)
return EINVAL;
pkg_alternatives = xbps_dictionary_get(pkgd, "alternatives");
if (!xbps_dictionary_count(pkg_alternatives))
return 0;
alternatives = xbps_dictionary_get(xhp->pkgdb, "_XBPS_ALTERNATIVES_");
if (alternatives == NULL) {
alternatives = xbps_dictionary_create();
xbps_dictionary_set(xhp->pkgdb, "_XBPS_ALTERNATIVES_", alternatives);
xbps_object_release(alternatives);
}
alternatives = xbps_dictionary_get(xhp->pkgdb, "_XBPS_ALTERNATIVES_");
assert(alternatives);
xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
pkgname = xbps_pkg_name(pkgver);
if (pkgname == NULL)
return EINVAL;
allkeys = xbps_dictionary_all_keys(pkg_alternatives);
for (unsigned int i = 0; i < xbps_array_count(allkeys); i++) {
xbps_array_t array;
xbps_object_t keysym;
const char *keyname;
bool alloc = false;
keysym = xbps_array_get(allkeys, i);
keyname = xbps_dictionary_keysym_cstring_nocopy(keysym);
array = xbps_dictionary_get(alternatives, keyname);
if (array == NULL) {
alloc = true;
array = xbps_array_create();
} else {
/* already registered */
if (xbps_match_string_in_array(array, pkgname))
continue;
}
xbps_array_add_cstring(array, pkgname);
xbps_dictionary_set(alternatives, keyname, array);
xbps_set_cb_state(xhp, XBPS_STATE_ALTGROUP_ADDED, 0, NULL,
"%s: registered '%s' alternatives group", pkgver, keyname);
if (alloc) {
/* apply alternatives for this group */
rv = create_symlinks(xhp,
xbps_dictionary_get(pkg_alternatives, keyname),
keyname);
xbps_object_release(array);
if (rv != 0)
break;
}
}
xbps_object_release(allkeys);
free(pkgname);
return rv;
}
int
xbps_alternatives_unregister(struct xbps_handle *xhp, xbps_dictionary_t pkgd)
{
xbps_array_t allkeys;
xbps_dictionary_t alternatives, pkg_alternatives;
const char *pkgver;
char *pkgname;
bool update = false;
int rv = 0;
assert(xhp);
alternatives = xbps_dictionary_get(xhp->pkgdb, "_XBPS_ALTERNATIVES_");
if (alternatives == NULL)
return 0;
pkg_alternatives = xbps_dictionary_get(pkgd, "alternatives");
if (!xbps_dictionary_count(pkg_alternatives))
return 0;
xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
if ((pkgname = xbps_pkg_name(pkgver)) == NULL)
return EINVAL;
xbps_dictionary_get_bool(pkgd, "alternatives-update", &update);
allkeys = xbps_dictionary_all_keys(pkg_alternatives);
for (unsigned int i = 0; i < xbps_array_count(allkeys); i++) {
xbps_array_t array;
xbps_object_t keysym;
const char *first = NULL, *keyname;
keysym = xbps_array_get(allkeys, i);
keyname = xbps_dictionary_keysym_cstring_nocopy(keysym);
array = xbps_dictionary_get(alternatives, keyname);
if (array == NULL)
continue;
xbps_array_get_cstring_nocopy(array, 0, &first);
if (strcmp(pkgname, first) == 0) {
/* this pkg is the current alternative for this group */
rv = remove_symlinks(xhp,
xbps_dictionary_get(pkg_alternatives, keyname),
keyname);
if (rv != 0)
break;
}
xbps_set_cb_state(xhp, XBPS_STATE_ALTGROUP_REMOVED, 0, NULL,
"%s: unregistered '%s' alternatives group", pkgver, keyname);
if (!update)
xbps_remove_string_from_array(array, pkgname);
if (xbps_array_count(array) == 0) {
xbps_dictionary_remove(alternatives, keyname);
} else {
xbps_dictionary_t curpkgd;
first = NULL;
xbps_array_get_cstring_nocopy(array, 0, &first);
curpkgd = xbps_pkgdb_get_pkg(xhp, first);
assert(curpkgd);
xbps_set_cb_state(xhp, XBPS_STATE_ALTGROUP_SWITCHED, 0, NULL,
"Switched '%s' alternatives group to '%s'", keyname, first);
pkg_alternatives = xbps_dictionary_get(curpkgd, "alternatives");
rv = create_symlinks(xhp,
xbps_dictionary_get(pkg_alternatives, keyname),
keyname);
if (rv != 0)
break;
}
}
xbps_object_release(allkeys);
free(pkgname);
return rv;
}
int
xbps_alternatives_set(struct xbps_handle *xhp, const char *pkgname,
const char *group)
{
xbps_array_t allkeys;
xbps_dictionary_t alternatives, pkg_alternatives, pkgd;
const char *pkgver;
int rv = 0;
assert(xhp);
assert(pkgname);
alternatives = xbps_dictionary_get(xhp->pkgdb, "_XBPS_ALTERNATIVES_");
if (alternatives == NULL)
return ENOENT;
pkgd = xbps_pkgdb_get_pkg(xhp, pkgname);
if (pkgd == NULL)
return ENOENT;
pkg_alternatives = xbps_dictionary_get(pkgd, "alternatives");
if (!xbps_dictionary_count(pkg_alternatives))
return ENOENT;
xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
allkeys = xbps_dictionary_all_keys(pkg_alternatives);
for (unsigned int i = 0; i < xbps_array_count(allkeys); i++) {
xbps_array_t array;
xbps_object_t keysym;
xbps_string_t kstr;
const char *keyname;
keysym = xbps_array_get(allkeys, i);
keyname = xbps_dictionary_keysym_cstring_nocopy(keysym);
if (group && strcmp(keyname, group)) {
rv = ENOENT;
continue;
}
array = xbps_dictionary_get(alternatives, keyname);
if (array == NULL)
continue;
/* put this alternative group at the head */
xbps_remove_string_from_array(array, pkgname);
kstr = xbps_string_create_cstring(pkgname);
xbps_array_add_first(array, kstr);
xbps_object_release(kstr);
/* apply the alternatives group */
xbps_set_cb_state(xhp, XBPS_STATE_ALTGROUP_ADDED, 0, NULL,
"%s: applying '%s' alternatives group", pkgver, keyname);
rv = create_symlinks(xhp, xbps_dictionary_get(pkg_alternatives, keyname), keyname);
if (rv != 0)
break;
}
xbps_object_release(allkeys);
return rv;
}
static int
create_symlinks(struct xbps_handle *xhp, xbps_array_t a, const char *grname)
{
unsigned int i, cnt;
cnt = xbps_array_count(a);
for (i = 0; i < cnt; i++) {
xbps_string_t str;
char *tgt_dup, *tgt_dir, *lnk_dup, *lnk_dir;
char *l, *lnk, *tgt = NULL;
const char *tgt0;
int rv;
str = xbps_array_get(a, i);
l = left(xbps_string_cstring_nocopy(str));
assert(l);
tgt0 = right(xbps_string_cstring_nocopy(str));
assert(tgt0);
/* always create target dir, for dangling symlinks */
tgt_dup = strdup(tgt0);
assert(tgt_dup);
tgt_dir = dirname(tgt_dup);
if (strcmp(tgt_dir, ".")) {
tgt = xbps_xasprintf("%s%s", xhp->rootdir, tgt_dir);
if (xbps_mkpath(tgt, 0755) != 0) {
if (errno != EEXIST) {
rv = errno;
xbps_dbg_printf(xhp, "failed to create "
"target dir '%s' for group '%s': %s\n",
tgt, grname, strerror(errno));
free(tgt_dup);
free(tgt);
free(l);
return rv;
}
}
free(tgt);
}
/* always create link dir, for dangling symlinks */
lnk_dup = strdup(l);
assert(lnk_dup);
lnk_dir = dirname(lnk_dup);
if (strcmp(lnk_dir, ".")) {
lnk = xbps_xasprintf("%s%s", xhp->rootdir, lnk_dir);
if (xbps_mkpath(lnk, 0755) != 0) {
if (errno != EEXIST) {
rv = errno;
xbps_dbg_printf(xhp, "failed to create symlink"
"dir '%s' for group '%s': %s\n",
lnk, grname, strerror(errno));
free(tgt_dup);
free(lnk_dup);
free(lnk);
free(l);
return rv;
}
}
free(lnk);
}
free(lnk_dup);
if (l[0] != '/') {
lnk = xbps_xasprintf("%s%s/%s", xhp->rootdir, tgt_dir, l);
free(tgt_dup);
tgt_dup = strdup(tgt0);
assert(tgt_dup);
tgt = strdup(basename(tgt_dup));
free(tgt_dup);
} else {
free(tgt_dup);
tgt = strdup(tgt0);
lnk = xbps_xasprintf("%s%s", xhp->rootdir, l);
}
xbps_set_cb_state(xhp, XBPS_STATE_ALTGROUP_LINK_ADDED, 0, NULL,
"Creating '%s' alternatives group symlink: %s -> %s", grname, l, tgt);
unlink(lnk);
if (tgt[0] == '/') {
tgt_dup = relpath(lnk + strlen(xhp->rootdir), tgt);
free(tgt);
tgt = tgt_dup;
}
if ((rv = symlink(tgt, lnk)) != 0) {
xbps_dbg_printf(xhp, "failed to create alt symlink '%s'"
"for group '%s': %s\n", lnk, grname,
strerror(errno));
free(tgt);
free(lnk);
free(l);
return rv;
}
free(tgt);
free(lnk);
free(l);
}
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;
xbps_object_t obj, obj2;
xbps_string_t oldstr, newstr;
unsigned int i, x;
const char *oldhash;
char *file;
int rv = 0;
bool found;
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 (i = 0; i < xbps_array_count(instfiles); i++) {
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;
file = xbps_xasprintf(".%s",
xbps_string_cstring_nocopy(oldstr));
oldhash = NULL;
xbps_dictionary_get_cstring_nocopy(obj,
"sha256", &oldhash);
if (oldhash) {
rv = xbps_file_hash_check(file, oldhash);
if (rv == ENOENT || rv == ERANGE) {
/*
* Skip unexistent and files that do not
* match the hash.
*/
free(file);
continue;
}
}
/*
* Check if current file is available in new pkg filelist.
*/
for (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) {
free(file);
continue;
}
/*
* Do not add required symlinks for the
* system transition to /usr.
*/
if ((strcmp(file, "./bin") == 0) ||
(strcmp(file, "./bin/") == 0) ||
(strcmp(file, "./sbin") == 0) ||
(strcmp(file, "./sbin/") == 0) ||
(strcmp(file, "./lib") == 0) ||
(strcmp(file, "./lib/") == 0) ||
(strcmp(file, "./lib64/") == 0) ||
(strcmp(file, "./lib64") == 0)) {
free(file);
continue;
}
/*
* Obsolete found, add onto the array.
*/
xbps_dbg_printf(xhp, "found obsolete: %s\n", file);
xbps_array_add_cstring(obsoletes, file);
free(file);
}
xbps_object_release(instfiles);
xbps_object_release(newfiles);
return obsoletes;
}
int HIDDEN
xbps_transaction_package_replace(struct xbps_handle *xhp)
{
xbps_array_t replaces, unsorted;
xbps_dictionary_t instd, reppkgd, filesd;
xbps_object_t obj, obj2;
xbps_object_iterator_t iter;
const char *pattern, *pkgver, *curpkgver;
char *buf, *pkgname, *curpkgname;
bool instd_auto, sr;
unsigned int i;
unsorted = xbps_dictionary_get(xhp->transd, "unsorted_deps");
for (i = 0; i < xbps_array_count(unsorted); i++) {
obj = xbps_array_get(unsorted, i);
replaces = xbps_dictionary_get(obj, "replaces");
if (replaces == NULL || xbps_array_count(replaces) == 0)
continue;
iter = xbps_array_iterator(replaces);
assert(iter);
while ((obj2 = xbps_object_iterator_next(iter)) != NULL) {
pattern = xbps_string_cstring_nocopy(obj2);
/*
* Find the installed package that matches the pattern
* to be replaced.
*/
if (((instd = xbps_pkgdb_get_pkg(xhp, pattern)) == NULL) &&
((instd = xbps_pkgdb_get_virtualpkg(xhp, pattern)) == NULL))
continue;
xbps_dictionary_get_cstring_nocopy(obj,
"pkgver", &pkgver);
xbps_dictionary_get_cstring_nocopy(instd,
"pkgver", &curpkgver);
pkgname = xbps_pkg_name(pkgver);
assert(pkgname);
curpkgname = xbps_pkg_name(curpkgver);
assert(curpkgver);
/*
* Check that we are not replacing the same package,
* due to virtual packages.
*/
if (strcmp(pkgname, curpkgname) == 0) {
free(pkgname);
free(curpkgname);
continue;
}
xbps_dbg_printf(xhp,
"Package `%s' will be replaced by `%s', "
"matched with `%s'\n", curpkgver, pkgver, pattern);
instd_auto = false;
xbps_dictionary_get_bool(instd,
"automatic-install", &instd_auto);
/*
* Package contains replaces="pkgpattern", but the
* package that should be replaced is also in the
* transaction and it's going to be updated.
*/
if ((reppkgd = xbps_find_pkg_in_array(unsorted, curpkgname))) {
xbps_dbg_printf(xhp,
"found replaced pkg "
"in transaction\n");
xbps_dictionary_set_bool(instd,
"remove-and-update", true);
xbps_dictionary_set_bool(reppkgd,
"automatic-install", instd_auto);
xbps_dictionary_set_bool(reppkgd,
"skip-obsoletes", true);
xbps_array_replace_dict_by_name(unsorted,
reppkgd, curpkgname);
}
/*
* If new package is providing a virtual package to the
* package that we want to replace we should respect
* the automatic-install object.
*/
if (xbps_match_virtual_pkg_in_dict(obj,
pattern, true) ||
xbps_match_virtual_pkg_in_dict(instd,
pkgname, false)) {
xbps_dictionary_set_bool(obj,
"automatic-install", instd_auto);
}
sr = false;
xbps_dictionary_get_bool(obj, "softreplace", &sr);
if (sr) {
xbps_dictionary_set_bool(obj,
"automatic-install", instd_auto);
xbps_dictionary_set_bool(instd,
"softreplace", true);
buf = xbps_xasprintf("%s/.%s.plist",
xhp->metadir, curpkgname);
filesd = xbps_dictionary_internalize_from_file(buf);
free(buf);
assert(filesd != NULL);
buf = xbps_xasprintf("%s/.%s.plist",
xhp->metadir, pkgname);
if (!xbps_dictionary_externalize_to_file(filesd, buf)) {
free(buf);
xbps_object_release(filesd);
xbps_object_iterator_release(iter);
free(pkgname);
free(curpkgname);
return errno;
}
xbps_object_release(filesd);
free(buf);
}
/*
* Add package dictionary into the transaction and mark
* it as to be "removed".
*/
xbps_dictionary_set_cstring_nocopy(instd,
"transaction", "remove");
xbps_array_add(unsorted, instd);
free(pkgname);
free(curpkgname);
}
xbps_object_iterator_release(iter);
}
return 0;
}
static int
unpack_archive(struct xbps_handle *xhp,
xbps_dictionary_t pkg_repod,
const char *pkgver,
const char *fname,
struct archive *ar)
{
xbps_dictionary_t propsd, filesd, old_filesd;
xbps_array_t array, obsoletes;
xbps_object_t obj;
void *instbuf = NULL, *rembuf = NULL;
struct stat st;
struct xbps_unpack_cb_data xucd;
struct archive_entry *entry;
size_t i, entry_idx = 0, instbufsiz = 0, rembufsiz = 0;
ssize_t entry_size;
const char *file, *entry_pname, *transact, *tgtlnk;
char *pkgname, *dname, *buf, *buf2, *p, *p2;
int ar_rv, rv, entry_type, flags;
bool preserve, update, conf_file, file_exists, skip_obsoletes;
bool softreplace, skip_extract, force, metafile;
uid_t euid;
assert(xbps_object_type(pkg_repod) == XBPS_TYPE_DICTIONARY);
assert(ar != NULL);
propsd = filesd = old_filesd = NULL;
force = preserve = update = conf_file = file_exists = false;
skip_obsoletes = softreplace = metafile = false;
xbps_dictionary_get_bool(pkg_repod, "preserve", &preserve);
xbps_dictionary_get_bool(pkg_repod, "skip-obsoletes", &skip_obsoletes);
xbps_dictionary_get_bool(pkg_repod, "softreplace", &softreplace);
xbps_dictionary_get_cstring_nocopy(pkg_repod,
"transaction", &transact);
euid = geteuid();
pkgname = xbps_pkg_name(pkgver);
assert(pkgname);
if (xhp->flags & XBPS_FLAG_FORCE_UNPACK)
force = true;
if (xhp->unpack_cb != NULL) {
/* initialize data for unpack cb */
memset(&xucd, 0, sizeof(xucd));
}
if (access(xhp->rootdir, R_OK) == -1) {
if (errno != ENOENT) {
rv = errno;
goto out;
}
if (xbps_mkpath(xhp->rootdir, 0750) == -1) {
rv = errno;
goto out;
}
}
if (chdir(xhp->rootdir) == -1) {
xbps_set_cb_state(xhp, XBPS_STATE_UNPACK_FAIL,
errno, pkgver,
"%s: [unpack] failed to chdir to rootdir `%s': %s",
pkgver, xhp->rootdir, strerror(errno));
rv = errno;
goto out;
}
if (strcmp(transact, "update") == 0)
update = true;
/*
* Process the archive files.
*/
flags = set_extract_flags(euid);
for (;;) {
ar_rv = archive_read_next_header(ar, &entry);
if (ar_rv == ARCHIVE_EOF || ar_rv == ARCHIVE_FATAL)
break;
else if (ar_rv == ARCHIVE_RETRY)
continue;
entry_pname = archive_entry_pathname(entry);
entry_size = archive_entry_size(entry);
entry_type = archive_entry_filetype(entry);
/*
* Ignore directories from archive.
*/
if (entry_type == AE_IFDIR) {
archive_read_data_skip(ar);
continue;
}
if (strcmp("./INSTALL", entry_pname) == 0) {
/*
* Store file in a buffer and execute
* the "pre" action from it.
*/
instbufsiz = entry_size;
instbuf = malloc(entry_size);
assert(instbuf);
if (archive_read_data(ar, instbuf, entry_size) !=
entry_size) {
rv = EINVAL;
goto out;
}
rv = xbps_pkg_exec_buffer(xhp, instbuf, instbufsiz,
pkgver, "pre", update);
if (rv != 0) {
xbps_set_cb_state(xhp,
XBPS_STATE_UNPACK_FAIL,
rv, pkgver,
"%s: [unpack] INSTALL script failed "
"to execute pre ACTION: %s",
pkgver, strerror(rv));
goto out;
}
continue;
} else if (strcmp("./REMOVE", entry_pname) == 0) {
/* store file in a buffer */
rembufsiz = entry_size;
rembuf = malloc(entry_size);
assert(rembuf);
if (archive_read_data(ar, rembuf, entry_size) !=
entry_size) {
rv = EINVAL;
goto out;
}
continue;
} else if (strcmp("./files.plist", entry_pname) == 0) {
filesd = xbps_archive_get_dictionary(ar, entry);
if (filesd == NULL) {
rv = errno;
goto out;
}
continue;
} else if (strcmp("./props.plist", entry_pname) == 0) {
propsd = xbps_archive_get_dictionary(ar, entry);
if (propsd == NULL) {
rv = errno;
goto out;
}
continue;
}
/*
* XXX: duplicate code.
* Create the metaplist file before unpacking any real file.
*/
if (propsd && filesd && !metafile) {
rv = create_pkg_metaplist(xhp, pkgname, pkgver,
propsd, filesd, instbuf, instbufsiz,
rembuf, rembufsiz);
if (rv != 0) {
xbps_set_cb_state(xhp, XBPS_STATE_UNPACK_FAIL,
rv, pkgver,
"%s: [unpack] failed to create metaplist file: %s",
pkgver, strerror(rv));
goto out;
}
metafile = true;
}
/*
* If XBPS_PKGFILES or XBPS_PKGPROPS weren't found
* in the archive at this phase, skip all data.
*/
if (propsd == NULL || filesd == NULL) {
archive_read_data_skip(ar);
/*
* If we have processed 4 entries and the two
* required metadata files weren't found, bail out.
* This is not an XBPS binary package.
*/
if (entry_idx >= 3) {
xbps_set_cb_state(xhp,
XBPS_STATE_UNPACK_FAIL, ENODEV, pkgver,
"%s: [unpack] invalid binary package `%s'.",
pkgver, fname);
rv = ENODEV;
goto out;
}
entry_idx++;
continue;
}
/*
* Prepare unpack callback ops.
*/
if (xhp->unpack_cb != NULL) {
xucd.xhp = xhp;
xucd.pkgver = pkgver;
xucd.entry = entry_pname;
xucd.entry_size = entry_size;
xucd.entry_is_conf = false;
}
/*
* Compute total entries in progress data, if set.
* total_entries = files + conf_files + links.
*/
if (xhp->unpack_cb != NULL) {
xucd.entry_total_count = 0;
array = xbps_dictionary_get(filesd, "files");
xucd.entry_total_count +=
(ssize_t)xbps_array_count(array);
array = xbps_dictionary_get(filesd, "conf_files");
xucd.entry_total_count +=
(ssize_t)xbps_array_count(array);
array = xbps_dictionary_get(filesd, "links");
xucd.entry_total_count +=
(ssize_t)xbps_array_count(array);
}
/*
* Always check that extracted file exists and hash
* doesn't match, in that case overwrite the file.
* Otherwise skip extracting it.
*/
conf_file = skip_extract = file_exists = false;
if (lstat(entry_pname, &st) == 0)
file_exists = true;
if (!force && (entry_type == AE_IFREG)) {
buf = strchr(entry_pname, '.') + 1;
assert(buf != NULL);
if (file_exists) {
/*
* Handle configuration files. Check if current
* entry is a configuration file and take action
* if required. Skip packages that don't have
* "conf_files" array on its XBPS_PKGPROPS
* dictionary.
*/
if (xbps_entry_is_a_conf_file(propsd, buf)) {
conf_file = true;
if (xhp->unpack_cb != NULL)
xucd.entry_is_conf = true;
rv = xbps_entry_install_conf_file(xhp,
filesd, entry, entry_pname, pkgver,
pkgname);
if (rv == -1) {
/* error */
goto out;
} else if (rv == 0) {
/*
* Keep curfile as is.
*/
skip_extract = true;
}
} else {
rv = xbps_file_hash_check_dictionary(
xhp, filesd, "files", buf);
if (rv == -1) {
/* error */
xbps_dbg_printf(xhp,
"%s: failed to check"
" hash for `%s': %s\n",
pkgver, entry_pname,
strerror(errno));
goto out;
} else if (rv == 0) {
/*
* hash match, skip extraction.
*/
xbps_dbg_printf(xhp,
"%s: file %s "
"matches existing SHA256, "
"skipping...\n",
pkgver, entry_pname);
skip_extract = true;
}
}
}
} else if (!force && (entry_type == AE_IFLNK)) {
/*
* Check if current link from binpkg hasn't been
* modified, otherwise extract new link.
*/
buf = realpath(entry_pname, NULL);
if (buf) {
if (strcmp(xhp->rootdir, "/")) {
p = buf;
p += strlen(xhp->rootdir);
} else
p = buf;
tgtlnk = find_pkg_symlink_target(filesd,
entry_pname);
assert(tgtlnk);
if (strncmp(tgtlnk, "./", 2) == 0) {
buf2 = strdup(entry_pname);
assert(buf2);
dname = dirname(buf2);
p2 = xbps_xasprintf("%s/%s", dname, tgtlnk);
free(buf2);
} else {
p2 = strdup(tgtlnk);
assert(p2);
}
xbps_dbg_printf(xhp, "%s: symlink %s cur: %s "
"new: %s\n", pkgver, entry_pname, p, p2);
if (strcmp(p, p2) == 0) {
xbps_dbg_printf(xhp, "%s: symlink "
"%s matched, skipping...\n",
pkgver, entry_pname);
skip_extract = true;
}
free(buf);
free(p2);
}
}
/*
* Check if current file mode differs from file mode
* in binpkg and apply perms if true.
*/
if (!force && file_exists && skip_extract &&
(archive_entry_mode(entry) != st.st_mode)) {
if (chmod(entry_pname,
archive_entry_mode(entry)) != 0) {
xbps_dbg_printf(xhp,
"%s: failed "
"to set perms %s to %s: %s\n",
pkgver, archive_entry_strmode(entry),
entry_pname,
strerror(errno));
rv = EINVAL;
goto out;
}
xbps_dbg_printf(xhp, "%s: entry %s changed file "
"mode to %s.\n", pkgver, entry_pname,
archive_entry_strmode(entry));
}
/*
* Check if current uid/gid differs from file in binpkg,
* and change permissions if true.
*/
if ((!force && file_exists && skip_extract && (euid == 0)) &&
(((archive_entry_uid(entry) != st.st_uid)) ||
((archive_entry_gid(entry) != st.st_gid)))) {
if (lchown(entry_pname,
archive_entry_uid(entry),
archive_entry_gid(entry)) != 0) {
xbps_dbg_printf(xhp,
"%s: failed "
"to set uid/gid to %u:%u (%s)\n",
pkgver, archive_entry_uid(entry),
archive_entry_gid(entry),
strerror(errno));
} else {
xbps_dbg_printf(xhp, "%s: entry %s changed "
"uid/gid to %u:%u.\n", pkgver, entry_pname,
archive_entry_uid(entry),
archive_entry_gid(entry));
}
}
if (!update && conf_file && file_exists && !skip_extract) {
/*
* If installing new package preserve old configuration
* file but renaming it to <file>.old.
*/
buf = xbps_xasprintf("%s.old", entry_pname);
(void)rename(entry_pname, buf);
free(buf);
buf = NULL;
xbps_set_cb_state(xhp,
XBPS_STATE_CONFIG_FILE, 0, pkgver,
"Renamed old configuration file "
"`%s' to `%s.old'.", entry_pname, entry_pname);
}
if (!force && skip_extract) {
archive_read_data_skip(ar);
continue;
}
/*
* Reset entry_pname again because if entry's pathname
* has been changed it will become a dangling pointer.
*/
entry_pname = archive_entry_pathname(entry);
/*
* Extract entry from archive.
*/
if (archive_read_extract(ar, entry, flags) != 0) {
rv = archive_errno(ar);
xbps_set_cb_state(xhp, XBPS_STATE_UNPACK_FAIL,
rv, pkgver,
"%s: [unpack] failed to extract file `%s': %s",
pkgver, entry_pname, strerror(rv));
} else {
if (xhp->unpack_cb != NULL) {
xucd.entry_extract_count++;
(*xhp->unpack_cb)(&xucd, xhp->unpack_cb_data);
}
}
}
/*
* XXX: duplicate code.
* Create the metaplist file if it wasn't created before.
*/
if (propsd && filesd && !metafile) {
rv = create_pkg_metaplist(xhp, pkgname, pkgver,
propsd, filesd, instbuf, instbufsiz,
rembuf, rembufsiz);
if (rv != 0) {
xbps_set_cb_state(xhp, XBPS_STATE_UNPACK_FAIL,
rv, pkgver,
"%s: [unpack] failed to create metaplist file: %s",
pkgver, strerror(rv));
goto out;
}
}
/*
* If there was any error extracting files from archive, error out.
*/
if ((rv = archive_errno(ar)) != 0) {
xbps_set_cb_state(xhp, XBPS_STATE_UNPACK_FAIL,
rv, pkgver, NULL,
"%s: [unpack] failed to extract files: %s",
pkgver, fname, archive_error_string(ar));
goto out;
}
/*
* Skip checking for obsolete files on:
* - New package installation without "softreplace" keyword.
* - Package with "preserve" keyword.
* - Package with "skip-obsoletes" keyword.
*/
if (skip_obsoletes || preserve || (!softreplace && !update))
goto out;
/*
* Check and remove obsolete files on:
* - Package upgrade.
* - Package with "softreplace" keyword.
*/
old_filesd = xbps_pkgdb_get_pkg_metadata(xhp, pkgname);
if (old_filesd == NULL)
goto out;
obsoletes = xbps_find_pkg_obsoletes(xhp, old_filesd, filesd);
for (i = 0; i < xbps_array_count(obsoletes); i++) {
obj = xbps_array_get(obsoletes, i);
file = xbps_string_cstring_nocopy(obj);
if (remove(file) == -1) {
xbps_set_cb_state(xhp,
XBPS_STATE_REMOVE_FILE_OBSOLETE_FAIL,
errno, pkgver,
"%s: failed to remove obsolete entry `%s': %s",
pkgver, file, strerror(errno));
continue;
}
xbps_set_cb_state(xhp,
XBPS_STATE_REMOVE_FILE_OBSOLETE,
0, pkgver, "%s: removed obsolete entry: %s", pkgver, file);
xbps_object_release(obj);
}
xbps_object_release(old_filesd);
out:
if (xbps_object_type(filesd) == XBPS_TYPE_DICTIONARY)
xbps_object_release(filesd);
if (xbps_object_type(propsd) == XBPS_TYPE_DICTIONARY)
xbps_object_release(propsd);
if (pkgname != NULL)
free(pkgname);
if (instbuf != NULL)
free(instbuf);
if (rembuf != NULL)
free(rembuf);
return rv;
}
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;
}
int
xbps_transaction_prepare(struct xbps_handle *xhp)
{
xbps_array_t array, pkgs, edges;
unsigned int i, cnt;
int rv = 0;
if (xhp->transd == NULL)
return ENXIO;
/*
* Collect dependencies for pkgs in transaction.
*/
if ((edges = xbps_array_create()) == NULL)
return ENOMEM;
/*
* The edges are also appended after its dependencies have been
* collected; the edges at the original array are removed later.
*/
pkgs = xbps_dictionary_get(xhp->transd, "packages");
assert(xbps_object_type(pkgs) == XBPS_TYPE_ARRAY);
cnt = xbps_array_count(pkgs);
for (i = 0; i < cnt; i++) {
xbps_dictionary_t pkgd;
xbps_string_t str;
const char *tract = NULL;
pkgd = xbps_array_get(pkgs, i);
str = xbps_dictionary_get(pkgd, "pkgver");
xbps_dictionary_get_cstring_nocopy(pkgd, "transaction", &tract);
if ((strcmp(tract, "remove") == 0) || strcmp(tract, "hold") == 0)
continue;
assert(xbps_object_type(str) == XBPS_TYPE_STRING);
if (!xbps_array_add(edges, str))
return ENOMEM;
if ((rv = xbps_repository_find_deps(xhp, pkgs, pkgd)) != 0)
return rv;
if (!xbps_array_add(pkgs, pkgd))
return ENOMEM;
}
/* ... remove dup edges at head */
for (i = 0; i < xbps_array_count(edges); i++) {
const char *pkgver;
xbps_array_get_cstring_nocopy(edges, i, &pkgver);
xbps_remove_pkg_from_array_by_pkgver(pkgs, pkgver);
}
xbps_object_release(edges);
/*
* Check for packages to be replaced.
*/
if ((rv = xbps_transaction_package_replace(xhp, pkgs)) != 0) {
xbps_object_release(xhp->transd);
xhp->transd = NULL;
return rv;
}
/*
* If there are missing deps or revdeps bail out.
*/
xbps_transaction_revdeps(xhp, pkgs);
array = xbps_dictionary_get(xhp->transd, "missing_deps");
if (xbps_array_count(array)) {
if (xhp->flags & XBPS_FLAG_FORCE_REMOVE_REVDEPS) {
xbps_dbg_printf(xhp, "[trans] continuing with broken reverse dependencies!");
} else {
return ENODEV;
}
}
/*
* If there are package conflicts bail out.
*/
xbps_transaction_conflicts(xhp, pkgs);
array = xbps_dictionary_get(xhp->transd, "conflicts");
if (xbps_array_count(array))
return EAGAIN;
/*
* Check for unresolved shared libraries.
*/
if (xbps_transaction_shlibs(xhp, pkgs,
xbps_dictionary_get(xhp->transd, "missing_shlibs"))) {
if (xhp->flags & XBPS_FLAG_FORCE_REMOVE_REVDEPS) {
xbps_dbg_printf(xhp, "[trans] continuing with unresolved shared libraries!");
} else {
return ENOEXEC;
}
}
/*
* Add transaction stats for total download/installed size,
* number of packages to be installed, updated, configured
* and removed to the transaction dictionary.
*/
if ((rv = compute_transaction_stats(xhp)) != 0) {
return rv;
}
/*
* Remove now unneeded objects.
*/
xbps_dictionary_remove(xhp->transd, "missing_shlibs");
xbps_dictionary_remove(xhp->transd, "missing_deps");
xbps_dictionary_remove(xhp->transd, "conflicts");
xbps_dictionary_make_immutable(xhp->transd);
return 0;
}
int
check_pkg_symlinks(struct xbps_handle *xhp, const char *pkgname, void *arg)
{
xbps_array_t array;
xbps_object_t obj;
xbps_dictionary_t filesd = arg;
unsigned int i;
const char *file, *tgt = NULL;
char *path, *p, *buf, *buf2, *lnk, *dname, *tgt_path;
int rv;
bool broken = false;
array = xbps_dictionary_get(filesd, "links");
if (array == NULL)
return false;
for (i = 0; i < xbps_array_count(array); i++) {
obj = xbps_array_get(array, i);
if (!xbps_dictionary_get_cstring_nocopy(obj, "target", &tgt)) {
xbps_warn_printf("%s: `%s' symlink with "
"empty target object!\n", pkgname, file);
continue;
}
xbps_dictionary_get_cstring_nocopy(obj, "file", &file);
if (strcmp(tgt, "") == 0) {
xbps_warn_printf("%s: `%s' symlink with "
"empty target object!\n", pkgname, file);
continue;
}
if (strcmp(xhp->rootdir, "/")) {
tgt_path = xbps_xasprintf("%s%s", xhp->rootdir, tgt);
path = xbps_xasprintf("%s%s", xhp->rootdir, file);
} else {
path = strdup(file);
tgt_path = strdup(tgt);
}
lnk = symlink_target(pkgname, path);
if (lnk == NULL) {
free(tgt_path);
free(path);
continue;
}
p = strdup(path);
assert(p);
dname = dirname(p);
buf = xbps_xasprintf("%s/%s", dname, lnk);
buf2 = realpath(path, NULL);
if (buf2 == NULL) {
xbps_warn_printf("%s: broken symlink %s (target: %s)\n",
pkgname, file, tgt);
free(path);
free(tgt_path);
free(p);
free(buf);
free(lnk);
continue;
}
rv = 1;
if (lnk[0] != '/') {
/* relative symlink */
if ((strcmp(lnk, tgt) == 0) ||
(strcmp(buf, tgt_path) == 0) ||
(strcmp(buf2, tgt_path) == 0))
rv = 0;
} else {
/* absolute symlink */
if (strcmp(lnk, tgt) == 0)
rv = 0;
}
if (rv) {
xbps_warn_printf("%s: modified symlink %s "
"points to %s (shall be %s)\n",
pkgname, file, lnk, tgt);
broken = true;
}
free(p);
free(buf);
free(path);
free(tgt_path);
free(lnk);
}
return broken;
}
