int
xbps_pkg_is_installed(struct xbps_handle *xhp, const char *pkg)
{
xbps_dictionary_t dict;
pkg_state_t state;
assert(xhp);
assert(pkg);
if (((dict = xbps_pkgdb_get_virtualpkg(xhp, pkg)) == NULL) &&
((dict = xbps_pkgdb_get_pkg(xhp, pkg)) == NULL))
return 0; /* not installed */
/*
* Check that package state is fully installed, not
* unpacked or something else.
*/
if (xbps_pkg_state_dictionary(dict, &state) != 0)
return -1; /* error */
if (state == XBPS_PKG_STATE_INSTALLED || state == XBPS_PKG_STATE_UNPACKED)
return 1;
return 0; /* not fully installed */
}
static int
find_repo_deps(struct xbps_handle *xhp,
xbps_array_t unsorted, /* array of unsorted deps */
xbps_array_t pkg_rdeps_array, /* current pkg rundeps array */
xbps_array_t pkg_provides, /* current pkg provides array */
const char *curpkg, /* current pkgver */
unsigned short *depth) /* max recursion depth */
{
xbps_dictionary_t curpkgd = NULL;
xbps_object_t obj;
xbps_object_iterator_t iter;
xbps_array_t curpkgrdeps = NULL, curpkgprovides = NULL;
pkg_state_t state;
const char *reqpkg, *pkgver_q, *reason = NULL;
char *pkgname, *reqpkgname;
int rv = 0;
bool foundvpkg;
if (*depth >= MAX_DEPTH)
return ELOOP;
/*
* Iterate over the list of required run dependencies for
* current package.
*/
iter = xbps_array_iterator(pkg_rdeps_array);
assert(iter);
while ((obj = xbps_object_iterator_next(iter))) {
foundvpkg = false;
reqpkg = xbps_string_cstring_nocopy(obj);
if (xhp->flags & XBPS_FLAG_DEBUG) {
xbps_dbg_printf(xhp, "%s", "");
for (unsigned short x = 0; x < *depth; x++) {
xbps_dbg_printf_append(xhp, " ");
}
xbps_dbg_printf_append(xhp, "%s: requires dependency '%s': ", curpkg ? curpkg : " ", reqpkg);
}
if (((pkgname = xbps_pkgpattern_name(reqpkg)) == NULL) &&
((pkgname = xbps_pkg_name(reqpkg)) == NULL)) {
xbps_dbg_printf(xhp, "%s: can't guess pkgname for dependency: %s\n", curpkg, reqpkg);
xbps_set_cb_state(xhp, XBPS_STATE_INVALID_DEP, ENXIO, NULL,
"%s: can't guess pkgname for dependency '%s'", curpkg, reqpkg);
rv = ENXIO;
break;
}
/*
* Pass 1: check if required dependency is provided as virtual
* package via "provides", if true ignore dependency.
*/
if (pkg_provides && xbps_match_virtual_pkg_in_array(pkg_provides, reqpkg)) {
xbps_dbg_printf_append(xhp, "%s is a vpkg provided by %s, ignored.\n", pkgname, curpkg);
free(pkgname);
continue;
}
/*
* Pass 2: check if required dependency has been already
* added in the transaction dictionary.
*/
if ((curpkgd = xbps_find_pkg_in_array(unsorted, reqpkg, NULL)) ||
(curpkgd = xbps_find_virtualpkg_in_array(xhp, unsorted, reqpkg, NULL))) {
xbps_dictionary_get_cstring_nocopy(curpkgd, "pkgver", &pkgver_q);
xbps_dbg_printf_append(xhp, " (%s queued)\n", pkgver_q);
free(pkgname);
continue;
}
/*
* Pass 3: check if required dependency is already installed
* and its version is fully matched.
*/
if ((curpkgd = xbps_pkgdb_get_pkg(xhp, pkgname)) == NULL) {
if ((curpkgd = xbps_pkgdb_get_virtualpkg(xhp, pkgname))) {
foundvpkg = true;
}
}
if (curpkgd == NULL) {
if (errno && errno != ENOENT) {
/* error */
rv = errno;
xbps_dbg_printf(xhp, "failed to find installed pkg for `%s': %s\n", reqpkg, strerror(rv));
free(pkgname);
break;
}
free(pkgname);
/* Required dependency not installed */
xbps_dbg_printf_append(xhp, "not installed.\n");
reason = "install";
state = XBPS_PKG_STATE_NOT_INSTALLED;
} else {
/*
* Required dependency is installed, check if its version can
* satisfy the requirements.
*/
xbps_dictionary_get_cstring_nocopy(curpkgd, "pkgver", &pkgver_q);
/* Check its state */
if ((rv = xbps_pkg_state_dictionary(curpkgd, &state)) != 0) {
free(pkgname);
break;
}
if (foundvpkg && xbps_match_virtual_pkg_in_dict(curpkgd, reqpkg)) {
/*
* Check if required dependency is a virtual package and is satisfied
* by an installed package.
*/
xbps_dbg_printf_append(xhp, "[virtual] satisfied by `%s'.\n", pkgver_q);
free(pkgname);
continue;
}
rv = xbps_pkgpattern_match(pkgver_q, reqpkg);
if (rv == 0) {
char *curpkgname;
/*
* The version requirement is not satisfied.
*/
curpkgname = xbps_pkg_name(pkgver_q);
assert(curpkgname);
if (strcmp(pkgname, curpkgname)) {
xbps_dbg_printf_append(xhp, "not installed `%s (vpkg)'", pkgver_q);
if (xbps_dictionary_get(curpkgd, "hold")) {
xbps_dbg_printf_append(xhp, " on hold state! ignoring package.\n");
} else {
xbps_dbg_printf_append(xhp, "\n");
reason = "install";
}
} else {
xbps_dbg_printf_append(xhp, "installed `%s', must be updated", pkgver_q);
if (xbps_dictionary_get(curpkgd, "hold")) {
xbps_dbg_printf_append(xhp, " on hold state! ignoring package.\n");
} else {
xbps_dbg_printf_append(xhp, "\n");
reason = "update";
}
}
free(curpkgname);
free(pkgname);
} else if (rv == 1) {
/*
* The version requirement is satisfied.
*/
free(pkgname);
rv = 0;
if (state == XBPS_PKG_STATE_UNPACKED) {
/*
* Package matches the dependency pattern but was only unpacked,
* configure pkg.
*/
xbps_dbg_printf_append(xhp, "installed `%s', must be configured.\n", pkgver_q);
reason = "configure";
} else if (state == XBPS_PKG_STATE_INSTALLED) {
/*
* Package matches the dependency pattern and is fully installed,
* skip to next one.
*/
xbps_dbg_printf_append(xhp, "installed `%s'.\n", pkgver_q);
continue;
}
} else {
/* error matching pkgpattern */
xbps_dbg_printf(xhp, "failed to match pattern %s with %s\n", reqpkg, pkgver_q);
free(pkgname);
break;
}
}
if (xbps_dictionary_get(curpkgd, "hold")) {
xbps_dbg_printf(xhp, "%s on hold state! ignoring package.\n", curpkg);
continue;
}
/*
* Pass 4: find required dependency in repository pool.
* If dependency does not match add pkg into the missing
* deps array and pass to next one.
*/
if (((curpkgd = xbps_rpool_get_pkg(xhp, reqpkg)) == NULL) &&
((curpkgd = xbps_rpool_get_virtualpkg(xhp, reqpkg)) == NULL)) {
/* pkg not found, there was some error */
if (errno && errno != ENOENT) {
xbps_dbg_printf(xhp, "failed to find pkg for `%s' in rpool: %s\n", reqpkg, strerror(errno));
rv = errno;
break;
}
rv = add_missing_reqdep(xhp, reqpkg);
if (rv != 0 && rv != EEXIST) {
xbps_dbg_printf(xhp, "`%s': add_missing_reqdep failed\n", reqpkg);
break;
} else if (rv == EEXIST) {
xbps_dbg_printf(xhp, "`%s' missing dep already added.\n", reqpkg);
rv = 0;
continue;
} else {
xbps_dbg_printf(xhp, "`%s' added into the missing deps array.\n", reqpkg);
continue;
}
}
xbps_dictionary_get_cstring_nocopy(curpkgd, "pkgver", &pkgver_q);
reqpkgname = xbps_pkg_name(pkgver_q);
assert(reqpkgname);
/*
* Check dependency validity.
*/
pkgname = xbps_pkg_name(curpkg);
assert(pkgname);
if (strcmp(pkgname, reqpkgname) == 0) {
xbps_dbg_printf_append(xhp, "[ignoring wrong dependency %s (depends on itself)]\n", reqpkg);
xbps_remove_string_from_array(pkg_rdeps_array, reqpkg);
free(pkgname);
free(reqpkgname);
continue;
}
free(pkgname);
free(reqpkgname);
/*
* If package doesn't have rundeps, pass to the next one.
*/
curpkgrdeps = xbps_dictionary_get(curpkgd, "run_depends");
if (curpkgrdeps == NULL) {
/*
* Package is on repo, add it into the transaction dictionary.
*/
xbps_dictionary_set_cstring_nocopy(curpkgd, "transaction", reason);
rv = xbps_transaction_store(xhp, unsorted, curpkgd, reason, true);
if (rv != 0) {
xbps_dbg_printf(xhp, "xbps_transaction_store failed for `%s': %s\n", reqpkg, strerror(rv));
break;
}
continue;
}
if (xhp->flags & XBPS_FLAG_DEBUG) {
xbps_dbg_printf(xhp, "%s", "");
for (unsigned short x = 0; x < *depth; x++) {
xbps_dbg_printf_append(xhp, " ");
}
xbps_dbg_printf_append(xhp, "%s: finding dependencies:\n", pkgver_q);
}
/*
* Recursively find rundeps for current pkg dictionary.
*/
(*depth)++;
curpkgprovides = xbps_dictionary_get(curpkgd, "provides");
rv = find_repo_deps(xhp, unsorted, curpkgrdeps, curpkgprovides, pkgver_q, depth);
if (rv != 0) {
xbps_dbg_printf(xhp, "Error checking %s for rundeps: %s\n", reqpkg, strerror(rv));
break;
}
/*
* Package is on repo, add it into the transaction dictionary.
*/
xbps_dictionary_set_cstring_nocopy(curpkgd, "transaction", reason);
rv = xbps_transaction_store(xhp, unsorted, curpkgd, reason, true);
if (rv != 0) {
xbps_dbg_printf(xhp, "xbps_transaction_store failed for `%s': %s\n", reqpkg, strerror(rv));
break;
}
}
xbps_object_iterator_release(iter);
(*depth)--;
return rv;
}
int HIDDEN
xbps_remove_pkg(struct xbps_handle *xhp, const char *pkgver, bool update)
{
xbps_dictionary_t pkgd = NULL, pkgfilesd = NULL;
char *pkgname, metafile[PATH_MAX];
int rv = 0;
pkg_state_t state = 0;
uid_t euid;
assert(xhp);
assert(pkgver);
pkgname = xbps_pkg_name(pkgver);
assert(pkgname);
euid = geteuid();
if ((pkgd = xbps_pkgdb_get_pkg(xhp, pkgname)) == NULL) {
rv = errno;
xbps_dbg_printf(xhp, "[remove] cannot find %s in pkgdb: %s\n",
pkgver, strerror(rv));
goto out;
}
if ((rv = xbps_pkg_state_dictionary(pkgd, &state)) != 0) {
xbps_dbg_printf(xhp, "[remove] cannot find %s in pkgdb: %s\n",
pkgver, strerror(rv));
goto out;
}
xbps_dbg_printf(xhp, "attempting to remove %s state %d\n", pkgver, state);
if (!update)
xbps_set_cb_state(xhp, XBPS_STATE_REMOVE, 0, pkgver, NULL);
if (chdir(xhp->rootdir) == -1) {
rv = errno;
xbps_set_cb_state(xhp, XBPS_STATE_REMOVE_FAIL,
rv, pkgver,
"%s: [remove] failed to chdir to rootdir `%s': %s",
pkgver, xhp->rootdir, strerror(rv));
goto out;
}
/* internalize pkg files dictionary from metadir */
snprintf(metafile, sizeof(metafile), "%s/.%s-files.plist", xhp->metadir, pkgname);
pkgfilesd = xbps_plist_dictionary_from_file(xhp, metafile);
if (pkgfilesd == NULL)
xbps_dbg_printf(xhp, "WARNING: metaplist for %s "
"doesn't exist!\n", pkgver);
/* If package was "half-removed", remove it fully. */
if (state == XBPS_PKG_STATE_HALF_REMOVED)
goto purge;
/*
* Run the pre remove action and show pre-remove message if exists.
*/
rv = xbps_pkg_exec_script(xhp, pkgd, "remove-script", "pre", update);
if (rv != 0) {
xbps_set_cb_state(xhp, XBPS_STATE_REMOVE_FAIL,
errno, pkgver,
"%s: [remove] REMOVE script failed to "
"execute pre ACTION: %s",
pkgver, strerror(rv));
goto out;
}
/* show remove-msg if exists */
if ((rv = xbps_cb_message(xhp, pkgd, "remove-msg")) != 0)
goto out;
/* unregister alternatives */
if (update)
xbps_dictionary_set_bool(pkgd, "alternatives-update", true);
if ((rv = xbps_alternatives_unregister(xhp, pkgd)) != 0)
goto out;
/*
* If updating a package, we just need to execute the current
* pre-remove action target and we are done. Its files will be
* overwritten later in unpack phase.
*/
if (update) {
free(pkgname);
return 0;
}
if (pkgfilesd) {
/*
* Do the removal in 2 phases:
* 1- check if user has enough perms to remove all entries
* 2- perform removal
*/
if (check_remove_pkg_files(xhp, pkgfilesd, pkgver, euid)) {
rv = EPERM;
goto out;
}
/* Remove links */
if ((rv = remove_pkg_files(xhp, pkgfilesd, "links", pkgver)) != 0)
goto out;
/* Remove regular files */
if ((rv = remove_pkg_files(xhp, pkgfilesd, "files", pkgver)) != 0)
goto out;
/* Remove configuration files */
if ((rv = remove_pkg_files(xhp, pkgfilesd, "conf_files", pkgver)) != 0)
goto out;
/* Remove dirs */
if ((rv = remove_pkg_files(xhp, pkgfilesd, "dirs", pkgver)) != 0)
goto out;
}
/*
* Execute the post REMOVE action if file exists and we aren't
* updating the package.
*/
rv = xbps_pkg_exec_script(xhp, pkgd, "remove-script", "post", false);
if (rv != 0) {
xbps_set_cb_state(xhp, XBPS_STATE_REMOVE_FAIL,
rv, pkgver,
"%s: [remove] REMOVE script failed to execute "
"post ACTION: %s", pkgver, strerror(rv));
goto out;
}
/*
* Set package state to "half-removed".
*/
rv = xbps_set_pkg_state_installed(xhp, pkgver,
XBPS_PKG_STATE_HALF_REMOVED);
if (rv != 0) {
xbps_set_cb_state(xhp, XBPS_STATE_REMOVE_FAIL,
rv, pkgver,
"%s: [remove] failed to set state to half-removed: %s",
pkgver, strerror(rv));
goto out;
}
purge:
/*
* Execute the purge REMOVE action if file exists.
*/
rv = xbps_pkg_exec_script(xhp, pkgd, "remove-script", "purge", false);
if (rv != 0) {
xbps_set_cb_state(xhp, XBPS_STATE_REMOVE_FAIL,
rv, pkgver,
"%s: REMOVE script failed to execute "
"purge ACTION: %s", pkgver, strerror(rv));
goto out;
}
/*
* Remove package metadata plist.
*/
if (remove(metafile) == -1) {
if (errno != ENOENT) {
xbps_set_cb_state(xhp, XBPS_STATE_REMOVE_FAIL,
rv, pkgver,
"%s: failed to remove metadata file: %s",
pkgver, strerror(errno));
}
}
/*
* Unregister package from pkgdb.
*/
xbps_dictionary_remove(xhp->pkgdb, pkgname);
xbps_dbg_printf(xhp, "[remove] unregister %s returned %d\n", pkgver, rv);
xbps_set_cb_state(xhp, XBPS_STATE_REMOVE_DONE, 0, pkgver, NULL);
out:
if (pkgname != NULL)
free(pkgname);
if (rv != 0) {
xbps_set_cb_state(xhp, XBPS_STATE_REMOVE_FAIL, rv, pkgver,
"%s: failed to remove package: %s", pkgver, strerror(rv));
}
return rv;
}
int
list_pkgs_in_dict(struct xbps_handle *xhp,
prop_object_t obj,
void *arg,
bool *loop_done)
{
struct list_pkgver_cb *lpc = arg;
const char *pkgver, *short_desc, *arch;
char *tmp = NULL, *out = NULL;
pkg_state_t curstate;
size_t i, len = 0;
bool chkarch;
(void)xhp;
(void)loop_done;
chkarch = prop_dictionary_get_cstring_nocopy(obj, "architecture", &arch);
if (chkarch && !xbps_pkg_arch_match(xhp, arch, NULL))
return 0;
if (lpc->check_state) {
if (xbps_pkg_state_dictionary(obj, &curstate))
return EINVAL;
if (lpc->state == 0) {
/* Only list packages that are fully installed */
if (curstate != XBPS_PKG_STATE_INSTALLED)
return 0;
} else {
/* Only list packages with specified state */
if (curstate != lpc->state)
return 0;
}
}
prop_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver);
prop_dictionary_get_cstring_nocopy(obj, "short_desc", &short_desc);
if (!pkgver && !short_desc)
return EINVAL;
tmp = calloc(1, lpc->pkgver_len + 1);
assert(tmp);
memcpy(tmp, pkgver, lpc->pkgver_len);
for (i = strlen(tmp); i < lpc->pkgver_len; i++)
tmp[i] = ' ';
tmp[i] = '\0';
len = strlen(tmp) + strlen(short_desc) + 1;
if (len > lpc->maxcols) {
out = malloc(lpc->maxcols);
assert(out);
snprintf(out, lpc->maxcols-2, "%s %s", tmp, short_desc);
strncat(out, "...", lpc->maxcols);
printf("%s\n", out);
free(out);
} else {
printf("%s %s\n", tmp, short_desc);
}
free(tmp);
return 0;
}
