Example #1
0
int
xbps_set_pkg_state_installed(struct xbps_handle *xhp,
			     const char *pkgver,
			     pkg_state_t state)
{
	xbps_dictionary_t pkgd;
	char *pkgname;
	int rv = 0;

	assert(pkgver != NULL);

	pkgd = xbps_pkgdb_get_pkg(xhp, pkgver);
	if (pkgd == NULL) {
		pkgd = xbps_dictionary_create();
		if (pkgd == NULL)
			return ENOMEM;

		if (!xbps_dictionary_set_cstring_nocopy(pkgd,
		    "pkgver", pkgver)) {
			xbps_object_release(pkgd);
			return EINVAL;
		}
		if ((rv = set_new_state(pkgd, state)) != 0) {
			xbps_object_release(pkgd);
			return rv;
		}
		pkgname = xbps_pkg_name(pkgver);
		assert(pkgname);
		if (!xbps_dictionary_set(xhp->pkgdb, pkgname, pkgd)) {
			xbps_object_release(pkgd);
			free(pkgname);
			return EINVAL;
		}
		free(pkgname);
		xbps_object_release(pkgd);
	} else {
		if ((rv = set_new_state(pkgd, state)) != 0)
			return rv;

		pkgname = xbps_pkg_name(pkgver);
		assert(pkgname);
		if (!xbps_dictionary_set(xhp->pkgdb, pkgname, pkgd)) {
			free(pkgname);
			return EINVAL;
		}
		free(pkgname);
	}

	return rv;
}
Example #2
0
/*
 * Verify reverse dependencies for packages in transaction.
 * This will catch cases where a package update would break its reverse dependencies:
 *
 * 	- foo-1.0 is being updated to 2.0.
 * 	- baz-1.1 depends on foo<2.0.
 * 	- foo is updated to 2.0, hence baz-1.1 is currently broken.
 *
 * Abort transaction if such case is found.
 */
static bool
check_virtual_pkgs(xbps_array_t mdeps,
		   xbps_dictionary_t trans_pkgd,
		   xbps_dictionary_t rev_pkgd)
{
	xbps_array_t provides;
	bool matched = false;

	provides = xbps_dictionary_get(trans_pkgd, "provides");
	for (unsigned int i = 0; i < xbps_array_count(provides); i++) {
		xbps_array_t rundeps;
		const char *pkgver, *revpkgver, *pkgpattern;
		char *pkgname, *vpkgname, *vpkgver, *str;

		pkgver = revpkgver = pkgpattern = NULL;
		pkgname = vpkgname = vpkgver = str = NULL;

		xbps_dictionary_get_cstring_nocopy(trans_pkgd, "pkgver", &pkgver);
		xbps_dictionary_get_cstring_nocopy(rev_pkgd, "pkgver", &revpkgver);
		xbps_array_get_cstring(provides, i, &vpkgver);
		vpkgname = xbps_pkg_name(vpkgver);
		assert(vpkgname);
		rundeps = xbps_dictionary_get(rev_pkgd, "run_depends");
		for (unsigned int x = 0; x < xbps_array_count(rundeps); x++) {
			xbps_array_get_cstring_nocopy(rundeps, x, &pkgpattern);
			if (((pkgname = xbps_pkgpattern_name(pkgpattern)) == NULL) &&
			    ((pkgname = xbps_pkg_name(pkgpattern)) == NULL))
				continue;

			if (strcmp(vpkgname, pkgname)) {
				free(pkgname);
				continue;
			}
			free(pkgname);
			if (!strcmp(vpkgver, pkgpattern) ||
			    xbps_pkgpattern_match(vpkgver, pkgpattern)) {
				continue;
			}

			str = xbps_xasprintf("%s broken, needs '%s' virtual pkg (got `%s')",
			    revpkgver, pkgpattern, vpkgver);
			xbps_array_add_cstring(mdeps, str);
			free(str);
			matched = true;
		}
		free(vpkgname);
		free(vpkgver);
	}
	return matched;
}
Example #3
0
File: list.c Project: stpx/xpkgfile
void list_files (xbps_dictionary_t filesd,
                 const char *pkgver,
                 void *arg)
{
	xbps_array_t pkgfiles;
	const char *pkgname;
	struct config *cfg = arg;

	pkgname = xbps_pkg_name (pkgver);
	if (strcmp (pkgname, cfg->pattern) != 0)
		return;


	pkgfiles = xbps_dictionary_get (filesd, pkgver);
	for (unsigned int i = 0; i < xbps_array_count (pkgfiles); i++) {
		char *filestr = NULL;
		xbps_array_get_cstring (pkgfiles, i, &filestr);

		if (filestr == NULL)
			continue;

		printf ("%s: %s\n", pkgver, filestr);
		free (filestr);
	}
}
Example #4
0
static xbps_dictionary_t
get_pkg_metadata(struct xbps_handle *xhp, xbps_dictionary_t pkgd)
{
	xbps_dictionary_t pkg_metad;
	const char *pkgver;
	char *pkgname, *plist;

	xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
	pkgname = xbps_pkg_name(pkgver);
	assert(pkgname);

	if ((pkg_metad = xbps_dictionary_get(xhp->pkg_metad, pkgname)) != NULL) {
		free(pkgname);
		return pkg_metad;
	}
	plist = xbps_xasprintf("%s/.%s.plist", xhp->metadir, pkgname);
	pkg_metad = xbps_dictionary_internalize_from_file(plist);
	free(plist);

	if (pkg_metad == NULL) {
		xbps_dbg_printf(xhp, "[pkgdb] cannot read %s metadata: %s\n",
		    pkgver, strerror(errno));
		free(pkgname);
		return NULL;
	}

	if (xhp->pkg_metad == NULL)
		xhp->pkg_metad = xbps_dictionary_create();

	xbps_dictionary_set(xhp->pkg_metad, pkgname, pkg_metad);
	xbps_object_release(pkg_metad);
	free(pkgname);

	return pkg_metad;
}
Example #5
0
xbps_dictionary_t
xbps_pkgdb_get_pkg_files(struct xbps_handle *xhp, const char *pkg)
{
	xbps_dictionary_t pkgd, pkgfilesd;
	const char *pkgver;
	char *pkgname, *plist;

	if (pkg == NULL)
		return NULL;

	pkgd = xbps_pkgdb_get_pkg(xhp, pkg);
	if (pkgd == NULL)
		return NULL;

	xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
	pkgname = xbps_pkg_name(pkgver);
	assert(pkgname);

	plist = xbps_xasprintf("%s/.%s-files.plist", xhp->metadir, pkgname);
	free(pkgname);
	pkgfilesd = xbps_plist_dictionary_from_file(xhp, plist);
	free(plist);

	if (pkgfilesd == NULL) {
		xbps_dbg_printf(xhp, "[pkgdb] cannot read %s metadata: %s\n",
		    pkgver, strerror(errno));
		return NULL;
	}

	return pkgfilesd;
}
Example #6
0
static xbps_dictionary_t
get_pkg_in_array(xbps_array_t array, const char *str, bool virtual)
{
	xbps_object_t obj = NULL;
	xbps_object_iterator_t iter;
	const char *pkgver;
	char *dpkgn;
	bool found = false;

	iter = xbps_array_iterator(array);
	assert(iter);

	while ((obj = xbps_object_iterator_next(iter))) {
		if (virtual) {
			/*
			 * Check if package pattern matches
			 * any virtual package version in dictionary.
			 */
			if (xbps_pkgpattern_version(str))
				found = xbps_match_virtual_pkg_in_dict(obj, str, true);
			else
				found = xbps_match_virtual_pkg_in_dict(obj, str, false);

			if (found)
				break;
		} else if (xbps_pkgpattern_version(str)) {
			/* match by pattern against pkgver */
			if (!xbps_dictionary_get_cstring_nocopy(obj,
			    "pkgver", &pkgver))
				continue;
			if (xbps_pkgpattern_match(pkgver, str)) {
				found = true;
				break;
			}
		} else if (xbps_pkg_version(str)) {
			/* match by exact pkgver */
			if (!xbps_dictionary_get_cstring_nocopy(obj,
			    "pkgver", &pkgver))
				continue;
			if (strcmp(str, pkgver) == 0) {
				found = true;
				break;
			}
		} else {
			/* match by pkgname */
			if (!xbps_dictionary_get_cstring_nocopy(obj,
			    "pkgver", &pkgver))
				continue;
			dpkgn = xbps_pkg_name(pkgver);
			assert(dpkgn);
			if (strcmp(dpkgn, str) == 0) {
				free(dpkgn);
				found = true;
				break;
			}
			free(dpkgn);
		}
	}
Example #7
0
static void
generate_full_revdeps_tree(struct xbps_handle *xhp)
{
	xbps_object_t obj;
	xbps_object_iterator_t iter;

	if (xhp->pkgdb_revdeps)
		return;

	xhp->pkgdb_revdeps = xbps_dictionary_create();
	assert(xhp->pkgdb_revdeps);

	iter = xbps_dictionary_iterator(xhp->pkgdb);
	assert(iter);

	while ((obj = xbps_object_iterator_next(iter))) {
		xbps_array_t rundeps;
		xbps_dictionary_t pkgd;
		const char *pkgver;

		pkgd = xbps_dictionary_get_keysym(xhp->pkgdb, obj);
		rundeps = xbps_dictionary_get(pkgd, "run_depends");
		if (!xbps_array_count(rundeps))
			continue;

		xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
		for (unsigned int i = 0; i < xbps_array_count(rundeps); i++) {
			xbps_array_t pkg;
			const char *pkgdep, *vpkgname;
			char *curpkgname;
			bool alloc = false;

			xbps_array_get_cstring_nocopy(rundeps, i, &pkgdep);
			curpkgname = xbps_pkgpattern_name(pkgdep);
			if (curpkgname == NULL)
				curpkgname = xbps_pkg_name(pkgdep);
			assert(curpkgname);
			vpkgname = vpkg_user_conf(xhp, curpkgname);
			if (vpkgname == NULL)
				vpkgname = curpkgname;

			pkg = xbps_dictionary_get(xhp->pkgdb_revdeps, vpkgname);
			if (pkg == NULL) {
				alloc = true;
				pkg = xbps_array_create();
			}
			if (!xbps_match_string_in_array(pkg, pkgver)) {
				xbps_array_add_cstring_nocopy(pkg, pkgver);
				xbps_dictionary_set(xhp->pkgdb_revdeps, vpkgname, pkg);
			}
			free(curpkgname);
			if (alloc)
				xbps_object_release(pkg);
		}
	}
	xbps_object_iterator_release(iter);
}
Example #8
0
File: main.c Project: xdave/xbps
ATF_TC_BODY(util_test, tc)
{
	ATF_CHECK_EQ(xbps_pkg_name("font-adobe-100dpi-7.8"), NULL);
	ATF_CHECK_EQ(xbps_pkg_version("font-adobe-100dpi"), NULL);
	ATF_CHECK_EQ(xbps_pkg_version("font-adobe-100dpi-7.8"), NULL);
	ATF_REQUIRE_STREQ(xbps_pkg_name("font-adobe-100dpi-7.8_2"), "font-adobe-100dpi");
	ATF_REQUIRE_STREQ(xbps_pkg_name("systemd-43_1"), "systemd");
	ATF_REQUIRE_STREQ(xbps_pkg_name("font-adobe-100dpi-1.8_blah"), "font-adobe-100dpi");
	ATF_REQUIRE_STREQ(xbps_pkg_version("font-adobe-100dpi-7.8_2"), "7.8_2");
	ATF_REQUIRE_STREQ(xbps_pkg_version("font-adobe-100dpi-1.8_blah"), "1.8_blah");
	ATF_REQUIRE_STREQ(xbps_pkg_revision("systemd-43_1_0"), "0");
	ATF_REQUIRE_STREQ(xbps_pkg_revision("systemd_21-43_0"), "0");
	ATF_REQUIRE_STREQ(xbps_pkgpattern_name("systemd>=43"), "systemd");
	ATF_REQUIRE_STREQ(xbps_pkgpattern_name("systemd>43"), "systemd");
	ATF_REQUIRE_STREQ(xbps_pkgpattern_name("systemd<43"), "systemd");
	ATF_REQUIRE_STREQ(xbps_pkgpattern_name("systemd<=43"), "systemd");
	ATF_REQUIRE_STREQ(xbps_pkgpattern_name("systemd-[0-9]*"), "systemd");
	ATF_REQUIRE_STREQ(xbps_pkgpattern_name("systemd>4[3-9]?"), "systemd");
	ATF_REQUIRE_STREQ(xbps_pkgpattern_name("systemd<4_1?"), "systemd");
}
Example #9
0
static int
pkgdb_map_vpkgs(struct xbps_handle *xhp)
{
	xbps_object_iterator_t iter;
	xbps_object_t obj;
	int rv = 0;

	if (!xbps_dictionary_count(xhp->pkgdb))
		return 0;

	if (xhp->vpkgd == NULL) {
		xhp->vpkgd = xbps_dictionary_create();
		assert(xhp->vpkgd);
	}
	/*
	 * This maps all pkgs that have virtualpkgs in pkgdb.
	 */
	iter = xbps_dictionary_iterator(xhp->pkgdb);
	assert(iter);

	while ((obj = xbps_object_iterator_next(iter))) {
		xbps_array_t provides;
		xbps_dictionary_t pkgd;
		const char *pkgver;
		char *pkgname;

		pkgd = xbps_dictionary_get_keysym(xhp->pkgdb, obj);
		provides = xbps_dictionary_get(pkgd, "provides");
		if (provides == NULL)
			continue;

		xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
		pkgname = xbps_pkg_name(pkgver);
		assert(pkgname);

		for (unsigned int i = 0; i < xbps_array_count(provides); i++) {
			const char *vpkg;

			xbps_array_get_cstring_nocopy(provides, i, &vpkg);
			if (!xbps_dictionary_set_cstring(xhp->vpkgd, vpkg, pkgname)) {
				xbps_dbg_printf(xhp, "%s: set_cstring vpkg "
				    "%s pkgname %s\n", __func__, vpkg, pkgname);
				rv = EINVAL;
			} else {
				xbps_dbg_printf(xhp, "[pkgdb] added vpkg %s for %s\n",
				    vpkg, pkgname);
			}
		}
		free(pkgname);
	}
	xbps_object_iterator_release(iter);
	return rv;
}
Example #10
0
xbps_array_t
xbps_pkgdb_get_pkg_revdeps(struct xbps_handle *xhp, const char *pkg)
{
	xbps_array_t res;
	xbps_dictionary_t pkgd;
	const char *pkgver;
	char *pkgname;

	if ((pkgd = xbps_pkgdb_get_pkg(xhp, pkg)) == NULL)
		return NULL;

	generate_full_revdeps_tree(xhp);
	xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
	pkgname = xbps_pkg_name(pkgver);
	res = xbps_dictionary_get(xhp->pkgdb_revdeps, pkgname);
	free(pkgname);

	return res;
}
Example #11
0
static void
show_package_list(struct transaction *trans, const char *match, int cols)
{
	xbps_object_t obj;

	while ((obj = xbps_object_iterator_next(trans->iter)) != NULL) {
		const char *pkgver, *tract;
		char *buf = NULL;
		bool dload = false;

		xbps_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver);
		xbps_dictionary_get_cstring_nocopy(obj, "transaction", &tract);
		xbps_dictionary_get_bool(obj, "download", &dload);

		if (match && strcmp(tract, "update") == 0) {
			xbps_dictionary_t ipkgd;
			const char *ipkgver, *iversion, *version;
			char *pkgname;

			/* get installed pkgver */
			pkgname = xbps_pkg_name(pkgver);
			assert(pkgname);
			ipkgd = xbps_pkgdb_get_pkg(trans->xhp, pkgname);
			assert(ipkgd);
			xbps_dictionary_get_cstring_nocopy(ipkgd, "pkgver", &ipkgver);
			version = xbps_pkg_version(pkgver);
			iversion = xbps_pkg_version(ipkgver);
			buf = xbps_xasprintf("%s (%s -> %s)", pkgname, iversion, version);
			free(pkgname);
		}
		if ((match && (strcmp(match, tract) == 0)) || (!match && dload)) {
			if (buf) {
				print_package_line(buf, cols, false);
				free(buf);
			} else {
				print_package_line(pkgver, cols, false);
			}
		}
	}
	xbps_object_iterator_reset(trans->iter);
	print_package_line(NULL, cols, true);
}
Example #12
0
xbps_array_t
xbps_repo_get_pkg_revdeps(struct xbps_repo *repo, const char *pkg)
{
	xbps_array_t revdeps = NULL, vdeps = NULL;
	xbps_dictionary_t pkgd;
	const char *vpkg;
	bool match = false;

	if (repo->idx == NULL)
		return NULL;

	if (((pkgd = xbps_repo_get_pkg(repo, pkg)) == NULL) &&
	    ((pkgd = xbps_repo_get_virtualpkg(repo, pkg)) == NULL)) {
		errno = ENOENT;
		return NULL;
	}
	/*
	 * If pkg is a virtual pkg let's match it instead of the real pkgver.
	 */
	if ((vdeps = xbps_dictionary_get(pkgd, "provides"))) {
		for (unsigned int i = 0; i < xbps_array_count(vdeps); i++) {
			char *vpkgn;

			xbps_array_get_cstring_nocopy(vdeps, i, &vpkg);
			vpkgn = xbps_pkg_name(vpkg);
			assert(vpkgn);
			if (strcmp(vpkgn, pkg) == 0) {
				free(vpkgn);
				match = true;
				break;
			}
			free(vpkgn);
			vpkg = NULL;
		}
		if (match)
			revdeps = revdeps_match(repo, pkgd, vpkg);
	}
	if (!match)
		revdeps = revdeps_match(repo, pkgd, NULL);

	return revdeps;
}
Example #13
0
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);
		}

	}
}
Example #14
0
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;
}
Example #15
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;
}
Example #16
0
int HIDDEN
xbps_remove_pkg_files(struct xbps_handle *xhp,
		      xbps_dictionary_t dict,
		      const char *key,
		      const char *pkgver)
{
	struct stat st;
	xbps_array_t array;
	xbps_object_iterator_t iter;
	xbps_object_t obj;
	const char *file, *sha256, *curobj = NULL;
	char *path = NULL, *pkgname = NULL;
	char buf[PATH_MAX];
	int rv = 0;

	assert(xbps_object_type(dict) == XBPS_TYPE_DICTIONARY);
	assert(key != NULL);

	array = xbps_dictionary_get(dict, key);
	if (xbps_array_count(array) == 0)
		return 0;

	iter = xbps_array_iter_from_dict(dict, key);
	if (iter == NULL)
		return ENOMEM;

	if (strcmp(key, "files") == 0)
		curobj = "file";
	else if (strcmp(key, "conf_files") == 0)
		curobj = "configuration file";
	else if (strcmp(key, "links") == 0)
		curobj = "link";
	else if (strcmp(key, "dirs") == 0)
		curobj = "directory";

	pkgname = xbps_pkg_name(pkgver);
	assert(pkgname);

	while ((obj = xbps_object_iterator_next(iter))) {
		xbps_dictionary_get_cstring_nocopy(obj, "file", &file);
		path = xbps_xasprintf("%s/%s", xhp->rootdir, file);

		if ((strcmp(key, "files") == 0) ||
		    (strcmp(key, "conf_files") == 0)) {
			/*
			 * Check SHA256 hash in regular files and
			 * configuration files.
			 */
			xbps_dictionary_get_cstring_nocopy(obj,
			    "sha256", &sha256);
			rv = xbps_file_hash_check(path, sha256);
			if (rv == ENOENT) {
				/* missing file, ignore it */
				xbps_set_cb_state(xhp,
				    XBPS_STATE_REMOVE_FILE_HASH_FAIL,
				    rv, pkgver,
				    "%s: failed to check hash for %s `%s': %s",
				    pkgver, curobj, file, strerror(rv));
				free(path);
				rv = 0;
				continue;
			} else if (rv == ERANGE) {
				rv = 0;
				if ((xhp->flags &
				    XBPS_FLAG_FORCE_REMOVE_FILES) == 0) {
					xbps_set_cb_state(xhp,
					    XBPS_STATE_REMOVE_FILE_HASH_FAIL,
					    0, pkgver,
					    "%s: %s `%s' SHA256 mismatch, "
					    "preserving file", pkgver,
					    curobj, file);
					free(path);
					continue;
				} else {
					xbps_set_cb_state(xhp,
					    XBPS_STATE_REMOVE_FILE_HASH_FAIL,
					    0, pkgver,
					    "%s: %s `%s' SHA256 mismatch, "
					    "forcing removal", pkgver,
					    curobj, file);
				}
			} else if (rv != 0 && rv != ERANGE) {
				xbps_set_cb_state(xhp,
				    XBPS_STATE_REMOVE_FILE_HASH_FAIL,
				    rv, pkgver,
				    "%s: [remove] failed to check hash for "
				    "%s `%s': %s", pkgver, curobj, file,
				    strerror(rv));
				free(path);
				break;
			}
		} else if (strcmp(key, "links") == 0) {
			/*
			 * All regular files from package were removed at this
			 * point, so we will only remove dangling symlinks.
			 */
			if (realpath(path, buf) == NULL) {
				if (errno != ENOENT && errno != ELOOP) {
					free(path);
					rv = errno;
					break;
				}
			}
			if (stat(buf, &st) == 0) {
				free(path);
				continue;
			}
		}
		/*
		 * Remove the object if possible.
		 */
		if (remove(path) == -1) {
			xbps_set_cb_state(xhp, XBPS_STATE_REMOVE_FILE_FAIL,
			    errno, pkgver,
			    "%s: failed to remove %s `%s': %s", pkgver,
			    curobj, file, strerror(errno));
			errno = 0;
		} else {
			/* success */
			xbps_set_cb_state(xhp, XBPS_STATE_REMOVE_FILE,
			    0, pkgver, "Removed %s `%s'", curobj, file);
		}
		free(path);
	}
	xbps_object_iterator_release(iter);
	free(pkgname);

	return rv;
}
Example #17
0
int
index_add(struct xbps_handle *xhp, int args, int argmax, char **argv, bool force)
{
	xbps_dictionary_t idx, idxmeta, idxstage, binpkgd, curpkgd;
	struct xbps_repo *repo = NULL;
	struct stat st;
	char *tmprepodir = NULL, *repodir = NULL, *rlockfname = NULL;
	int rv = 0, ret = 0, rlockfd = -1;

	assert(argv);
	/*
	 * Read the repository data or create index dictionaries otherwise.
	 */
	if ((tmprepodir = strdup(argv[args])) == NULL)
		return ENOMEM;

	repodir = dirname(tmprepodir);
	if (!xbps_repo_lock(xhp, repodir, &rlockfd, &rlockfname)) {
		fprintf(stderr, "xbps-rindex: cannot lock repository "
		    "%s: %s\n", repodir, strerror(errno));
		rv = -1;
		goto out;
	}
	repo = xbps_repo_public_open(xhp, repodir);
	if (repo == NULL && errno != ENOENT) {
		fprintf(stderr, "xbps-rindex: cannot open/lock repository "
		    "%s: %s\n", repodir, strerror(errno));
		rv = -1;
		goto out;
	}
	if (repo) {
		idx = xbps_dictionary_copy_mutable(repo->idx);
		idxmeta = xbps_dictionary_copy_mutable(repo->idxmeta);
	} else {
		idx = xbps_dictionary_create();
		idxmeta = NULL;
	}
	// TODO: load data from stage repository
	idxstage = xbps_dictionary_create();
	/*
	 * Process all packages specified in argv.
	 */
	for (int i = args; i < argmax; i++) {
		const char *arch = NULL, *pkg = argv[i];
		char *sha256 = NULL, *pkgver = NULL, *pkgname = NULL;

		assert(pkg);
		/*
		 * Read metadata props plist dictionary from binary package.
		 */
		binpkgd = xbps_archive_fetch_plist(pkg, "/props.plist");
		if (binpkgd == NULL) {
			fprintf(stderr, "index: failed to read %s metadata for "
			    "`%s', skipping!\n", XBPS_PKGPROPS, pkg);
			continue;
		}
		xbps_dictionary_get_cstring_nocopy(binpkgd, "architecture", &arch);
		xbps_dictionary_get_cstring(binpkgd, "pkgver", &pkgver);
		if (!xbps_pkg_arch_match(xhp, arch, NULL)) {
			fprintf(stderr, "index: ignoring %s, unmatched arch (%s)\n", pkgver, arch);
			xbps_object_release(binpkgd);
			free(pkgver);
			continue;
		}
		pkgname = xbps_pkg_name(pkgver);
		assert(pkgname);
		/*
		 * Check if this package exists already in the index, but first
		 * checking the version. If current package version is greater
		 * than current registered package, update the index; otherwise
		 * pass to the next one.
		 */
		curpkgd = xbps_dictionary_get(idxstage, pkgname);
		if(curpkgd == NULL)
			curpkgd = xbps_dictionary_get(idx, pkgname);
		if (curpkgd == NULL) {
			if (errno && errno != ENOENT) {
				rv = errno;
				free(pkgver);
				free(pkgname);
				goto out;
			}
		} else if (!force) {
			char *opkgver = NULL, *oarch = NULL;

			/* Only check version if !force */
			xbps_dictionary_get_cstring(curpkgd, "pkgver", &opkgver);
			xbps_dictionary_get_cstring(curpkgd, "architecture", &oarch);
			ret = xbps_cmpver(pkgver, opkgver);

			/*
			 * If the considered package reverts the package in the index,
			 * consider the current package as the newer one.
			 */
			if (ret < 0 && xbps_pkg_reverts(binpkgd, opkgver)) {
				ret = 1;
			/*
			 * If package in the index reverts considered package, consider the
			 * package in the index as the newer one.
			 */
			} else if (ret > 0 && xbps_pkg_reverts(curpkgd, pkgver)) {
				ret = -1;
			}

			if (ret <= 0) {
				/* Same version or index version greater */
				fprintf(stderr, "index: skipping `%s' (%s), already registered.\n", pkgver, arch);
				xbps_object_release(binpkgd);
				free(opkgver);
				free(oarch);
				free(pkgver);
				free(pkgname);
				continue;
			}
			/*
			 * Current package version is greater than
			 * index version.
			 */
			printf("index: removed obsolete entry `%s' (%s).\n", opkgver, oarch);
			xbps_dictionary_remove(idx, pkgname);
			free(opkgver);
			free(oarch);
		}
		/*
		 * Add additional objects for repository ops:
		 * 	- filename-size
		 * 	- filename-sha256
		 */
		if ((sha256 = xbps_file_hash(pkg)) == NULL) {
			free(pkgver);
			free(pkgname);
			rv = EINVAL;
			goto out;
		}
		if (!xbps_dictionary_set_cstring(binpkgd, "filename-sha256", sha256)) {
			free(sha256);
			free(pkgver);
			free(pkgname);
			rv = EINVAL;
			goto out;
		}
		free(sha256);
		if (stat(pkg, &st) == -1) {
			free(pkgver);
			free(pkgname);
			rv = EINVAL;
			goto out;
		}
		if (!xbps_dictionary_set_uint64(binpkgd, "filename-size", (uint64_t)st.st_size)) {
			free(pkgver);
			free(pkgname);
			rv = EINVAL;
			goto out;
		}
		if (set_build_date(binpkgd, st.st_mtime) < 0) {
			free(pkgver);
			free(pkgname);
			rv = EINVAL;
			goto out;
		}
		/* Remove unneeded objects */
		xbps_dictionary_remove(binpkgd, "pkgname");
		xbps_dictionary_remove(binpkgd, "version");
		xbps_dictionary_remove(binpkgd, "packaged-with");

		/*
		 * Add new pkg dictionary into the index.
		 */
		if (!xbps_dictionary_set(idxstage, pkgname, binpkgd)) {
			free(pkgname);
			free(pkgver);
			rv = EINVAL;
			goto out;
		}
		printf("index: added `%s' (%s).\n", pkgver, arch);
		xbps_object_release(binpkgd);
		free(pkgname);
		free(pkgver);
	}
	/*
	 * Generate repository data files.
	 */
	if (!repodata_commit(xhp, repodir, idx, idxmeta, idxstage)) {
		fprintf(stderr, "%s: failed to write repodata: %s\n",
				_XBPS_RINDEX, strerror(errno));
		goto out;
	}
	printf("index: %u packages registered.\n", xbps_dictionary_count(idx));

out:
	if (repo)
		xbps_repo_close(repo);

	xbps_repo_unlock(rlockfd, rlockfname);

	if (tmprepodir)
		free(tmprepodir);

	return rv;
}
Example #18
0
static xbps_dictionary_t
collect_shlibs(struct xbps_handle *xhp, xbps_array_t pkgs, bool req)
{
	xbps_object_t obj;
	xbps_object_iterator_t iter;
	xbps_dictionary_t d, pd;
	const char *pkgver;

	d = xbps_dictionary_create();
	assert(d);

	/* copy pkgdb to out temporary dictionary */
	pd = xbps_dictionary_copy(xhp->pkgdb);
	assert(pd);

	/*
	 * copy pkgs from transaction to our dictionary, overriding them
	 * if they were there from pkgdb.
	 */
	iter = xbps_array_iterator(pkgs);
	assert(iter);
	while ((obj = xbps_object_iterator_next(iter))) {
		char *pkgname;

		if (!xbps_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver))
			continue;

		pkgname = xbps_pkg_name(pkgver);
		assert(pkgname);
		xbps_dictionary_set(pd, pkgname, obj);
		free(pkgname);
	}
	xbps_object_iterator_release(iter);

	/*
	 * iterate over our dictionary to collect shlib-{requires,provides}.
	 */
	iter = xbps_dictionary_iterator(pd);
	assert(iter);

	while ((obj = xbps_object_iterator_next(iter))) {
		xbps_array_t shobjs;
		xbps_dictionary_t pkgd;
		const char *trans;

		pkgd = xbps_dictionary_get_keysym(pd, obj);
		if (xbps_dictionary_get_cstring_nocopy(pkgd, "transaction", &trans)) {
			if (!strcmp(trans, "remove"))
				continue;
		}
		/*
		 * If pkg does not have the required obj, pass to next one.
		 */
		xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
		shobjs = xbps_dictionary_get(pkgd,
				req ? "shlib-requires" : "shlib-provides");
		if (shobjs == NULL)
			continue;

		for (unsigned int i = 0; i < xbps_array_count(shobjs); i++) {
			const char *shlib;

			xbps_array_get_cstring_nocopy(shobjs, i, &shlib);
			xbps_dbg_printf(xhp, "%s: registering %s for %s\n",
			    pkgver, shlib, req ? "shlib-requires" : "shlib-provides");
			if (req)
				shlib_register(d, shlib, pkgver);
			else
				xbps_dictionary_set_cstring_nocopy(d, shlib, pkgver);
		}
	}
	xbps_object_iterator_release(iter);
	return d;
}
Example #19
0
int HIDDEN
xbps_remove_pkg(struct xbps_handle *xhp,
		const char *pkgver,
		bool update,
		bool soft_replace)
{
	xbps_dictionary_t pkgd = NULL;
	char *pkgname, *buf = NULL;
	int rv = 0;
	pkg_state_t state = 0;

	assert(xhp);
	assert(pkgver);

	pkgname = xbps_pkg_name(pkgver);
	assert(pkgname);

	if ((rv = xbps_pkg_state_installed(xhp, pkgname, &state)) != 0)
		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 dictionary from metadir */
	buf = xbps_xasprintf("%s/.%s.plist", xhp->metadir, pkgname);
	pkgd = xbps_dictionary_internalize_from_file(buf);
	free(buf);
	if (pkgd == 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.
	 */
	if (pkgd) {
		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;
		}
	}
	/*
	 * 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) {
		if (pkgd)
			xbps_object_release(pkgd);
		free(pkgname);
		return 0;
	} else if (soft_replace) {
		/*
		 * Soft replace a package. Do not remove its files, but
		 * execute PURGE action, remove metadata files and unregister
		 * from pkgdb.
		 */
		goto softreplace;
	}

	if (pkgd) {
		/* Remove regular files */
		if ((rv = xbps_remove_pkg_files(xhp, pkgd, "files", pkgver)) != 0)
			goto out;
		/* Remove configuration files */
		if ((rv = xbps_remove_pkg_files(xhp, pkgd, "conf_files", pkgver)) != 0)
			goto out;
		/* Remove links */
		if ((rv = xbps_remove_pkg_files(xhp, pkgd, "links", pkgver)) != 0)
			goto out;
		/* Remove dirs */
		if ((rv = xbps_remove_pkg_files(xhp, pkgd, "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;
		}
	}

softreplace:
	/*
	 * 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.
	 */
	if (pkgd) {
		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;
		}
		xbps_object_release(pkgd);
	}
	/*
	 * Remove package metadata plist.
	 */
	buf = xbps_xasprintf("%s/.%s.plist", xhp->metadir, pkgname);
	if (remove(buf) == -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));
		}
	}
	free(buf);
	/*
	 * Unregister package from pkgdb.
	 */
	xbps_dictionary_remove(xhp->pkgdb, pkgname);
	if ((rv = xbps_pkgdb_update(xhp, true)) != 0)
		goto out;

	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);

	return rv;
}
Example #20
0
/*
 * Verify reverse dependencies for packages in transaction.
 * This will catch cases where a package update would break its reverse dependencies:
 *
 * 	- foo-1.0 is being updated to 2.0.
 * 	- baz-1.1 depends on foo<2.0.
 * 	- foo is updated to 2.0, hence baz-1.1 is currently broken.
 *
 * Abort transaction if such case is found.
 */
static bool
check_virtual_pkgs(struct xbps_handle *xhp,
		   xbps_dictionary_t trans_pkgd,
		   xbps_dictionary_t rev_pkgd)
{
	xbps_array_t unsorted, provides, rundeps, mdeps;
	const char *pkgver, *revpkgver, *pkgpattern;
	char *pkgname, *pkgdepname, *vpkgname, *vpkgver, *str;
	unsigned int i, x;
	bool matched = false;

	unsorted = xbps_dictionary_get(xhp->transd, "unsorted_deps");
	provides = xbps_dictionary_get(trans_pkgd, "provides");
	for (i = 0; i < xbps_array_count(provides); i++) {
		char *tmp = NULL;

		xbps_array_get_cstring(provides, i, &vpkgver);
		if (strchr(vpkgver, '_') == NULL) {
			tmp = xbps_xasprintf("%s_1", vpkgver);
			vpkgver = strdup(tmp);
		}
		vpkgname = xbps_pkg_name(vpkgver);
		assert(vpkgname);
		rundeps = xbps_dictionary_get(rev_pkgd, "run_depends");
		for (x = 0; x < xbps_array_count(rundeps); x++) {
			xbps_array_get_cstring_nocopy(rundeps, x, &pkgpattern);
			if (((pkgname = xbps_pkgpattern_name(pkgpattern)) == NULL) &&
			    ((pkgname = xbps_pkg_name(pkgpattern)) == NULL))
				continue;

			if (strcmp(vpkgname, pkgname)) {
				free(pkgname);
				continue;
			}
			free(pkgname);
			if (xbps_pkgpattern_match(vpkgver, pkgpattern))
				continue;

			/*
			 * Installed package conflicts with package
			 * in transaction being updated, check
			 * if a new version of this conflicting package
			 * is in the transaction.
			 */
			xbps_dictionary_get_cstring_nocopy(trans_pkgd, "pkgver", &pkgver);
			pkgdepname = xbps_pkg_name(pkgver);
			assert(pkgdepname);
			if (xbps_find_pkg_in_array(unsorted, pkgdepname)) {
				free(pkgdepname);
				continue;
			}
			free(pkgdepname);

			mdeps = xbps_dictionary_get(xhp->transd, "missing_deps");
			xbps_dictionary_get_cstring_nocopy(trans_pkgd, "pkgver", &pkgver);
			xbps_dictionary_get_cstring_nocopy(rev_pkgd, "pkgver", &revpkgver);
			str = xbps_xasprintf("CONFLICT: `%s' update "
			    "breaks `%s', needs `%s' virtual pkg (got `%s`)",
			    pkgver, revpkgver, pkgpattern, vpkgver);
			xbps_array_add_cstring(mdeps, str);
			free(str);
			matched = true;
		}
		free(vpkgname);
		free(vpkgver);
	}
	return matched;
}
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;
}
Example #22
0
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;
}
Example #23
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);
		}

	}
}
Example #24
0
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;
}
Example #25
0
File: main.c Project: bougyman/xbps
int
main(int argc, char **argv)
{
	xbps_dictionary_t dict;
	struct xbps_handle xh;
	struct xferstat xfer;
	const char *version, *rootdir = NULL, *confdir = NULL;
	char *pkgname, *hash, *filename;
	int flags = 0, c, rv = 0;

	while ((c = getopt(argc, argv, "C:dr:V")) != -1) {
		switch (c) {
		case 'C':
			confdir = optarg;
			break;
		case 'r':
			/* To specify the root directory */
			rootdir = optarg;
			break;
		case 'd':
			flags |= XBPS_FLAG_DEBUG;
			break;
		case 'V':
			printf("%s\n", XBPS_RELVER);
			exit(EXIT_SUCCESS);
		case '?':
		default:
			usage();
		}
	}

	argc -= optind;
	argv += optind;

	if (argc < 1)
		usage();

	memset(&xh, 0, sizeof(xh));

	if ((strcmp(argv[0], "version") == 0) ||
	    (strcmp(argv[0], "real-version") == 0) ||
	    (strcmp(argv[0], "arch") == 0) ||
	    (strcmp(argv[0], "getsystemdir") == 0) ||
	    (strcmp(argv[0], "fetch") == 0)) {
		/*
		* Initialize libxbps.
		*/
		xh.flags = flags;
		xh.fetch_cb = fetch_file_progress_cb;
		xh.fetch_cb_data = &xfer;
		if (rootdir)
			xbps_strlcpy(xh.rootdir, rootdir, sizeof(xh.rootdir));
		if (confdir)
			xbps_strlcpy(xh.confdir, confdir, sizeof(xh.confdir));
		if ((rv = xbps_init(&xh)) != 0) {
			xbps_error_printf("xbps-uhelper: failed to "
			    "initialize libxbps: %s.\n", strerror(rv));
			exit(EXIT_FAILURE);
		}
	}

	if (strcmp(argv[0], "version") == 0) {
		/* Prints version of an installed package */
		if (argc != 2)
			usage();

		if ((((dict = xbps_pkgdb_get_pkg(&xh, argv[1])) == NULL)) &&
		    (((dict = xbps_pkgdb_get_virtualpkg(&xh, argv[1])) == NULL)))
			exit(EXIT_FAILURE);

		xbps_dictionary_get_cstring_nocopy(dict, "pkgver", &version);
		printf("%s\n", xbps_pkg_version(version));
	} else if (strcmp(argv[0], "real-version") == 0) {
		/* Prints version of an installed real package, not virtual */
		if (argc != 2)
			usage();

		if ((dict = xbps_pkgdb_get_pkg(&xh, argv[1])) == NULL)
			exit(EXIT_FAILURE);

		xbps_dictionary_get_cstring_nocopy(dict, "pkgver", &version);
		printf("%s\n", xbps_pkg_version(version));
	} else if (strcmp(argv[0], "getpkgversion") == 0) {
		/* Returns the version of a pkg string */
		if (argc != 2)
			usage();

		version = xbps_pkg_version(argv[1]);
		if (version == NULL) {
			fprintf(stderr,
			    "Invalid string, expected <string>-<version>_<revision>\n");
			exit(EXIT_FAILURE);
		}
		printf("%s\n", version);
	} else if (strcmp(argv[0], "getpkgname") == 0) {
		/* Returns the name of a pkg string */
		if (argc != 2)
			usage();

		pkgname = xbps_pkg_name(argv[1]);
		if (pkgname == NULL) {
			fprintf(stderr,
			    "Invalid string, expected <string>-<version>_<revision>\n");
			exit(EXIT_FAILURE);
		}
		printf("%s\n", pkgname);
		free(pkgname);
	} else if (strcmp(argv[0], "getpkgrevision") == 0) {
		/* Returns the revision of a pkg string */
		if (argc != 2)
			usage();

		version = xbps_pkg_revision(argv[1]);
		if (version == NULL)
			exit(EXIT_SUCCESS);

		printf("%s\n", version);
	} else if (strcmp(argv[0], "getpkgdepname") == 0) {
		/* Returns the pkgname of a dependency */
		if (argc != 2)
			usage();

		pkgname = xbps_pkgpattern_name(argv[1]);
		if (pkgname == NULL)
			exit(EXIT_FAILURE);

		printf("%s\n", pkgname);
		free(pkgname);
	} else if (strcmp(argv[0], "getpkgdepversion") == 0) {
		/* returns the version of a package pattern dependency */
		if (argc != 2)
			usage();

		version = xbps_pkgpattern_version(argv[1]);
		if (version == NULL)
			exit(EXIT_FAILURE);

		printf("%s\n", version);
	} else if (strcmp(argv[0], "binpkgver") == 0) {
		/* Returns the pkgver of a binpkg string */
		if (argc != 2)
			usage();

		version = xbps_binpkg_pkgver(argv[1]);
		if (version == NULL) {
			fprintf(stderr,
			    "Invalid string, expected <pkgname>-<version>_<revision>.<arch>.xbps\n");
			exit(EXIT_FAILURE);
		}
		printf("%s\n", version);
	} else if (strcmp(argv[0], "binpkgarch") == 0) {
		/* Returns the arch of a binpkg string */
		if (argc != 2)
			usage();

		version = xbps_binpkg_arch(argv[1]);
		if (version == NULL) {
			fprintf(stderr,
			    "Invalid string, expected <pkgname>-<version>_<revision>.<arch>.xbps\n");
			exit(EXIT_FAILURE);
		}
		printf("%s\n", version);
	} else if (strcmp(argv[0], "pkgmatch") == 0) {
		/* Matches a pkg with a pattern */
		if (argc != 3)
			usage();

		exit(xbps_pkgpattern_match(argv[1], argv[2]));
	} else if (strcmp(argv[0], "cmpver") == 0) {
		/* Compare two version strings, installed vs required */
		if (argc != 3)
			usage();

		exit(xbps_cmpver(argv[1], argv[2]));
	} else if (strcmp(argv[0], "arch") == 0) {
		/* returns the xbps native arch */
		if (argc != 1)
			usage();

		printf("%s\n", xh.native_arch);
	} else if (strcmp(argv[0], "getsystemdir") == 0) {
		/* returns the xbps system directory (<sharedir>/xbps.d) */
		if (argc != 1)
			usage();

		printf("%s\n", XBPS_SYSDEFCONF_PATH);
	} else if (strcmp(argv[0], "digest") == 0) {
		/* Prints SHA256 hashes for specified files */
		if (argc < 2)
			usage();

		for (int i = 1; i < argc; i++) {
			hash = xbps_file_hash(argv[i]);
			if (hash == NULL) {
				fprintf(stderr,
				    "E: couldn't get hash for %s (%s)\n",
				    argv[i], strerror(errno));
				exit(EXIT_FAILURE);
			}
			printf("%s\n", hash);
		}
	} else if (strcmp(argv[0], "fetch") == 0) {
		/* Fetch a file from specified URL */
		if (argc < 2)
			usage();

		for (int i = 1; i < argc; i++) {
			filename = fname(argv[i]);
			rv = xbps_fetch_file_dest(&xh, argv[i], filename, "v");

			if (rv == -1) {
				printf("%s: %s\n", argv[i],
				    xbps_fetch_error_string());
			} else if (rv == 0) {
				printf("%s: file is identical with remote.\n",
				    argv[i]);
			} else
				rv = 0;
		}
	} else {
		usage();
	}

	exit(rv ? EXIT_FAILURE : EXIT_SUCCESS);
}
Example #26
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;
}
Example #27
0
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 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;
}