472f622f6f
Rather than collecting dependencies for a pkg that has been added to the transaction dictionary, do this for all pkgs in transaction once all packages are already there.
401 lines
11 KiB
C
401 lines
11 KiB
C
/*-
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* Copyright (c) 2009-2014 Juan Romero Pardines.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <fnmatch.h>
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#include "xbps_api_impl.h"
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/**
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* @file lib/transaction_ops.c
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* @brief Transaction handling routines
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* @defgroup transaction Transaction handling functions
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*
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* The following image shows off the full transaction dictionary returned
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* by xbps_transaction_prepare().
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*
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* @image html images/xbps_transaction_dictionary.png
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*
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* Legend:
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* - <b>Salmon bg box</b>: The transaction dictionary.
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* - <b>White bg box</b>: mandatory objects.
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* - <b>Grey bg box</b>: optional objects.
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* - <b>Green bg box</b>: possible value set in the object, only one of them
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* will be set.
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*
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* Text inside of white boxes are the key associated with the object, its
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* data type is specified on its edge, i.e string, array, integer, dictionary.
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*/
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enum {
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TRANS_INSTALL = 1,
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TRANS_UPDATE,
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TRANS_REINSTALL
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};
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static int
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trans_find_pkg(struct xbps_handle *xhp, const char *pkg, bool reinstall)
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{
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xbps_dictionary_t pkg_pkgdb = NULL, pkg_repod = NULL;
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xbps_array_t unsorted, replaces;
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const char *repoloc, *repopkgver, *instpkgver, *reason;
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char *self_replaced, *pkgname;
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int action = 0, rv = 0;
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pkg_state_t state = 0;
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bool autoinst = false;
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assert(pkg != NULL);
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/*
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* Find out if pkg is installed first.
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*/
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pkg_pkgdb = xbps_pkgdb_get_pkg(xhp, pkg);
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/*
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* Find out if the pkg has been found in repository pool.
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*/
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if (pkg_pkgdb == NULL) {
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/* pkg not installed, perform installation */
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action = TRANS_INSTALL;
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reason = "install";
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if (((pkg_repod = xbps_rpool_get_pkg(xhp, pkg)) == NULL) &&
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((pkg_repod = xbps_rpool_get_virtualpkg(xhp, pkg)) == NULL)) {
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/* not found */
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return ENOENT;
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}
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} else {
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/* pkg installed, update or reinstall */
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if (!reinstall) {
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action = TRANS_UPDATE;
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reason = "update";
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} else {
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action = TRANS_REINSTALL;
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reason = "install";
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}
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if ((pkg_repod = xbps_rpool_get_pkg(xhp, pkg)) == NULL) {
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/* not found */
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return ENOENT;
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}
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}
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xbps_dictionary_get_cstring_nocopy(pkg_repod, "pkgver", &repopkgver);
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xbps_dictionary_get_cstring_nocopy(pkg_repod, "repository", &repoloc);
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if (action == TRANS_UPDATE) {
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/*
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* Compare installed version vs best pkg available in repos
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* for pkg updates.
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*/
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xbps_dictionary_get_cstring_nocopy(pkg_pkgdb,
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"pkgver", &instpkgver);
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if (xbps_cmpver(repopkgver, instpkgver) <= 0) {
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xbps_dbg_printf(xhp, "[rpool] Skipping `%s' "
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"(installed: %s) from repository `%s'\n",
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repopkgver, instpkgver, repoloc);
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return EEXIST;
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}
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} else if (action == TRANS_REINSTALL) {
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/*
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* For reinstallation check if installed version is less than
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* or equal to the pkg in repos, if true, continue with reinstallation;
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* otherwise perform an update.
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*/
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xbps_dictionary_get_cstring_nocopy(pkg_pkgdb, "pkgver", &instpkgver);
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if (xbps_cmpver(repopkgver, instpkgver) == 1) {
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action = TRANS_UPDATE;
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reason = "update";
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}
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}
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if (pkg_pkgdb) {
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/*
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* If pkg is already installed, respect its automatic-install
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* property.
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*/
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xbps_dictionary_get_bool(pkg_pkgdb, "automatic-install", &autoinst);
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xbps_dictionary_set_bool(pkg_repod, "automatic-install", autoinst);
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}
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/*
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* Prepare transaction dictionary.
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*/
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if ((rv = xbps_transaction_init(xhp)) != 0)
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return rv;
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unsorted = xbps_dictionary_get(xhp->transd, "unsorted_deps");
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/*
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* Find out if package being updated matches the one already
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* in transaction, in that case ignore it.
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*/
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if (action == TRANS_UPDATE) {
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if (xbps_find_pkg_in_array(unsorted, repopkgver)) {
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xbps_dbg_printf(xhp, "[update] `%s' already queued in "
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"transaction.\n", repopkgver);
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return EEXIST;
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}
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}
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pkgname = xbps_pkg_name(repopkgver);
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assert(pkgname);
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/*
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* Set package state in dictionary with same state than the
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* package currently uses, otherwise not-installed.
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*/
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if ((rv = xbps_pkg_state_installed(xhp, pkgname, &state)) != 0) {
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if (rv != ENOENT) {
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free(pkgname);
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return rv;
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}
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/* Package not installed, don't error out */
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state = XBPS_PKG_STATE_NOT_INSTALLED;
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}
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if ((rv = xbps_set_pkg_state_dictionary(pkg_repod, state)) != 0) {
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free(pkgname);
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return rv;
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}
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if ((action == TRANS_INSTALL) && (state == XBPS_PKG_STATE_UNPACKED))
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reason = "configure";
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else if (state == XBPS_PKG_STATE_NOT_INSTALLED)
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reason = "install";
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/*
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* Set transaction obj in pkg dictionary to "install", "configure"
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* or "update".
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*/
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if (!xbps_dictionary_set_cstring_nocopy(pkg_repod,
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"transaction", reason))
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return EINVAL;
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/*
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* Set a replaces to itself, so that virtual packages are always replaced.
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*/
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if ((replaces = xbps_dictionary_get(pkg_repod, "replaces")) == NULL)
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replaces = xbps_array_create();
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self_replaced = xbps_xasprintf("%s>=0", pkgname);
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xbps_array_add_cstring(replaces, self_replaced);
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free(self_replaced);
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if (!xbps_dictionary_set(pkg_repod, "replaces", replaces)) {
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free(pkgname);
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return EINVAL;
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}
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/*
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* Add the pkg dictionary from repository's index dictionary into
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* the "unsorted" queue.
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*/
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if (!xbps_array_add(unsorted, pkg_repod)) {
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free(pkgname);
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return EINVAL;
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}
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xbps_dbg_printf(xhp, "%s: added into the transaction (%s).\n",
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repopkgver, repoloc);
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free(pkgname);
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return 0;
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}
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int
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xbps_transaction_update_packages(struct xbps_handle *xhp)
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{
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xbps_dictionary_t pkgd;
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xbps_object_t obj;
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xbps_object_iterator_t iter;
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const char *pkgver;
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char *pkgname = NULL;
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bool hold, newpkg_found = false;
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int rv = 0;
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if ((rv = xbps_pkgdb_init(xhp)) != 0)
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return rv;
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iter = xbps_dictionary_iterator(xhp->pkgdb);
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assert(iter);
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while ((obj = xbps_object_iterator_next(iter))) {
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pkgd = xbps_dictionary_get_keysym(xhp->pkgdb, obj);
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xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
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hold = false;
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xbps_dictionary_get_bool(pkgd, "hold", &hold);
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if (hold) {
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xbps_dbg_printf(xhp, "[rpool] package `%s' "
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"on hold, ignoring updates.\n", pkgver);
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continue;
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}
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pkgname = xbps_pkg_name(pkgver);
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assert(pkgname);
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rv = trans_find_pkg(xhp, pkgname, false);
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if (rv == 0)
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newpkg_found = true;
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else if (rv == ENOENT || rv == EEXIST || rv == ENODEV) {
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/*
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* missing pkg or installed version is greater than or
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* equal than pkg in repositories.
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*/
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rv = 0;
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}
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free(pkgname);
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}
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xbps_object_iterator_release(iter);
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return newpkg_found ? rv : EEXIST;
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}
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int
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xbps_transaction_update_pkg(struct xbps_handle *xhp, const char *pkg)
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{
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return trans_find_pkg(xhp, pkg, false);
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}
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int
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xbps_transaction_install_pkg(struct xbps_handle *xhp, const char *pkg,
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bool reinstall)
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{
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return trans_find_pkg(xhp, pkg, reinstall);
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}
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int
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xbps_transaction_remove_pkg(struct xbps_handle *xhp,
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const char *pkgname,
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bool recursive)
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{
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xbps_dictionary_t pkgd;
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xbps_array_t unsorted, orphans, orphans_pkg, reqby;
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xbps_object_t obj;
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const char *pkgver;
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unsigned int count;
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int rv = 0;
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assert(pkgname != NULL);
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if ((pkgd = xbps_pkgdb_get_pkg(xhp, pkgname)) == NULL) {
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/* pkg not installed */
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return ENOENT;
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}
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/*
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* Prepare transaction dictionary and missing deps array.
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*/
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if ((rv = xbps_transaction_init(xhp)) != 0)
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return rv;
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unsorted = xbps_dictionary_get(xhp->transd, "unsorted_deps");
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if (!recursive)
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goto rmpkg;
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/*
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* If recursive is set, find out which packages would be orphans
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* if the supplied package were already removed.
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*/
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if ((orphans_pkg = xbps_array_create()) == NULL)
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return ENOMEM;
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xbps_array_set_cstring_nocopy(orphans_pkg, 0, pkgname);
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orphans = xbps_find_pkg_orphans(xhp, orphans_pkg);
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xbps_object_release(orphans_pkg);
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if (xbps_object_type(orphans) != XBPS_TYPE_ARRAY)
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return EINVAL;
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count = xbps_array_count(orphans);
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while (count--) {
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obj = xbps_array_get(orphans, count);
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xbps_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver);
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xbps_dictionary_set_cstring_nocopy(obj, "transaction", "remove");
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xbps_array_add(unsorted, obj);
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xbps_dbg_printf(xhp, "%s: added into transaction (remove).\n", pkgver);
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}
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reqby = xbps_pkgdb_get_pkg_revdeps(xhp, pkgname);
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/*
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* If target pkg is required by any installed pkg, the client must be aware
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* of this to take appropiate action.
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*/
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if ((xbps_object_type(reqby) == XBPS_TYPE_ARRAY) &&
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(xbps_array_count(reqby) > 0))
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rv = EEXIST;
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xbps_object_release(orphans);
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return rv;
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rmpkg:
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/*
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* Add pkg dictionary into the transaction unsorted queue.
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*/
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xbps_dictionary_get_cstring_nocopy(pkgd, "pkgver", &pkgver);
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xbps_dictionary_set_cstring_nocopy(pkgd, "transaction", "remove");
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xbps_array_add(unsorted, pkgd);
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xbps_dbg_printf(xhp, "%s: added into transaction (remove).\n", pkgver);
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reqby = xbps_pkgdb_get_pkg_revdeps(xhp, pkgver);
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/*
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* If target pkg is required by any installed pkg, the client must be aware
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* of this to take appropiate action.
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*/
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if ((xbps_object_type(reqby) == XBPS_TYPE_ARRAY) &&
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(xbps_array_count(reqby) > 0))
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rv = EEXIST;
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return rv;
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}
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int
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xbps_transaction_autoremove_pkgs(struct xbps_handle *xhp)
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{
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xbps_array_t orphans, unsorted;
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xbps_object_t obj;
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const char *pkgver;
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unsigned int count;
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int rv = 0;
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orphans = xbps_find_pkg_orphans(xhp, NULL);
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if ((count = xbps_array_count(orphans)) == 0) {
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/* no orphans? we are done */
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rv = ENOENT;
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goto out;
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}
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/*
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* Prepare transaction dictionary and missing deps array.
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*/
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if ((rv = xbps_transaction_init(xhp)) != 0)
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goto out;
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unsorted = xbps_dictionary_get(xhp->transd, "unsorted_deps");
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/*
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* Add pkg orphan dictionary into the transaction unsorted queue.
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*/
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while (count--) {
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obj = xbps_array_get(orphans, count);
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xbps_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver);
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xbps_dictionary_set_cstring_nocopy(obj,
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"transaction", "remove");
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xbps_array_add(unsorted, obj);
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xbps_dbg_printf(xhp, "%s: added (remove).\n", pkgver);
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}
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out:
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if (orphans != NULL)
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xbps_object_release(orphans);
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return rv;
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}
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