xbps/bin/xbps-bin/install.c

662 lines
16 KiB
C

/*-
* Copyright (c) 2009-2010 Juan Romero Pardines.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <ctype.h>
#include <xbps_api.h>
#include "defs.h"
struct transaction {
prop_dictionary_t dict;
prop_object_iterator_t iter;
bool yes;
size_t inst_pkgcnt;
size_t up_pkgcnt;
size_t cf_pkgcnt;
};
static int
show_missing_dep_cb(prop_object_t obj, void *arg, bool *loop_done)
{
const char *reqpkg;
(void)arg;
(void)loop_done;
reqpkg = prop_string_cstring_nocopy(obj);
if (reqpkg == NULL)
return EINVAL;
fprintf(stderr, " * Missing binary package for: %s\n", reqpkg);
return 0;
}
static void
show_missing_deps(prop_dictionary_t d)
{
fprintf(stderr,
"xbps-bin: unable to locate some required packages:\n");
(void)xbps_callback_array_iter_in_dict(d, "missing_deps",
show_missing_dep_cb, NULL);
}
static bool
check_binpkg_hash(const char *path, const char *filename,
const char *sha256)
{
int rv = 0;
printf("Checking %s integrity... ", filename);
rv = xbps_check_file_hash(path, sha256);
errno = rv;
if (rv != 0 && rv != ERANGE) {
fprintf(stderr, "\nxbps-bin: unexpected error: %s\n",
strerror(rv));
return false;
} else if (rv == ERANGE) {
printf("hash mismatch!\n");
return false;
}
printf("OK.\n");
return true;
}
static int
download_package_list(prop_object_iterator_t iter)
{
prop_object_t obj;
const char *pkgver, *repoloc, *filename, *cachedir, *sha256;
char *binfile, *lbinfile;
int rv = 0;
cachedir = xbps_get_cachedir();
if (cachedir == NULL)
return EINVAL;
/* Set default limit of global and per-host cached connections */
xbps_fetch_set_cache_connection(0, 0);
while ((obj = prop_object_iterator_next(iter)) != NULL) {
if (!prop_dictionary_get_cstring_nocopy(obj,
"repository", &repoloc))
return errno;
if (!prop_dictionary_get_cstring_nocopy(obj,
"pkgver", &pkgver))
return errno;
if (!prop_dictionary_get_cstring_nocopy(obj,
"filename", &filename))
return errno;
if (!prop_dictionary_get_cstring_nocopy(obj,
"filename-sha256", &sha256))
return errno;
lbinfile = xbps_get_binpkg_local_path(obj, repoloc);
if (lbinfile == NULL)
return errno;
/*
* If package is in a local repository, check its hash
* and pass to next one.
*/
if (!xbps_check_is_repo_string_remote(repoloc)) {
if (!check_binpkg_hash(lbinfile, filename, sha256)) {
free(lbinfile);
return errno;
}
free(lbinfile);
continue;
}
/*
* If downloaded package is in cachedir, check its hash
* and restart it again if doesn't match.
*/
if (access(lbinfile, R_OK) == 0) {
if (check_binpkg_hash(lbinfile, filename, sha256)) {
free(lbinfile);
continue;
}
if (errno && errno != ERANGE) {
free(lbinfile);
return errno;
} else if (errno == ERANGE) {
(void)remove(lbinfile);
printf("Refetching %s again...\n",
filename);
errno = 0;
}
}
if (xbps_mkpath(__UNCONST(cachedir), 0755) == -1) {
free(lbinfile);
return errno;
}
binfile = xbps_repository_get_path_from_pkg_dict(obj, repoloc);
if (binfile == NULL) {
free(lbinfile);
return errno;
}
printf("Downloading %s binary package ...\n", pkgver);
rv = xbps_fetch_file(binfile, cachedir, false, NULL);
free(binfile);
if (rv == -1) {
fprintf(stderr, "xbps-bin: couldn't download `%s'\n",
filename);
fprintf(stderr, "xbps-bin: %s returned: `%s'\n",
repoloc, xbps_fetch_error_string());
free(lbinfile);
return -1;
}
if (!check_binpkg_hash(lbinfile, filename, sha256)) {
fprintf(stderr, "W: removing wrong %s file ...\n",
filename);
(void)remove(lbinfile);
free(lbinfile);
return errno;
}
free(lbinfile);
}
prop_object_iterator_reset(iter);
return 0;
}
static void
show_package_list(prop_object_iterator_t iter, const char *match)
{
prop_object_t obj;
size_t cols = 0;
const char *pkgver, *tract;
bool first = false;
while ((obj = prop_object_iterator_next(iter)) != NULL) {
if (!prop_dictionary_get_cstring_nocopy(obj,
"pkgver", &pkgver))
return;
if (!prop_dictionary_get_cstring_nocopy(obj,
"trans-action", &tract))
return;
if (strcmp(match, tract))
continue;
cols += strlen(pkgver) + 4;
if (cols <= 80) {
if (first == false) {
printf(" ");
first = true;
}
} else {
printf("\n ");
cols = strlen(pkgver) + 4;
}
printf("%s ", pkgver);
}
prop_object_iterator_reset(iter);
}
static int
show_transaction_sizes(struct transaction *trans)
{
prop_object_t obj;
uint64_t dlsize = 0, instsize = 0;
const char *tract;
char size[64];
bool trans_inst, trans_up, trans_conf;
trans_inst = trans_up = trans_conf = false;
while ((obj = prop_object_iterator_next(trans->iter))) {
if (!prop_dictionary_get_cstring_nocopy(obj,
"trans-action", &tract))
return errno;
if (strcmp(tract, "install") == 0) {
trans->inst_pkgcnt++;
trans_inst = true;
} else if (strcmp(tract, "update") == 0) {
trans->up_pkgcnt++;
trans_up = true;
} else if (strcmp(tract, "configure") == 0) {
trans->cf_pkgcnt++;
trans_conf = true;
}
}
prop_object_iterator_reset(trans->iter);
/*
* Show the list of packages that will be installed.
*/
if (trans_inst) {
printf("The following packages will be installed:\n\n");
show_package_list(trans->iter, "install");
printf("\n\n");
}
if (trans_up) {
printf("The following packages will be updated:\n\n");
show_package_list(trans->iter, "update");
printf("\n\n");
}
if (trans_conf) {
printf("The following packages will be configured:\n\n");
show_package_list(trans->iter, "configure");
printf("\n\n");
}
/*
* Show total download/installed size for all required packages.
*/
if (!prop_dictionary_get_uint64(trans->dict,
"total-download-size", &dlsize))
return errno;
if (!prop_dictionary_get_uint64(trans->dict,
"total-installed-size", &instsize))
return errno;
if (xbps_humanize_number(size, 5, (int64_t)dlsize,
"", HN_AUTOSCALE, HN_B|HN_DECIMAL|HN_NOSPACE) == -1) {
fprintf(stderr, "xbps-bin: error: humanize_number returns "
"%s\n", strerror(errno));
return -1;
}
printf("Total download size: %sB\n", size);
if (xbps_humanize_number(size, 5, (int64_t)instsize,
"", HN_AUTOSCALE, HN_B|HN_DECIMAL|HN_NOSPACE) == -1) {
fprintf(stderr, "xbps-bin: error: humanize_number2 returns "
"%s\n", strerror(errno));
return -1;
}
printf("Total installed size: %sB\n\n", size);
return 0;
}
int
xbps_autoupdate_pkgs(bool yes)
{
int rv = 0;
/*
* Update all currently installed packages, aka
* "xbps-bin autoupdate".
*/
printf("Finding new packages...\n");
if ((rv = xbps_repository_update_allpkgs()) != 0) {
if (rv == ENOENT) {
printf("No packages currently registered.\n");
return 0;
} else if (rv == ENOPKG) {
printf("All packages are up-to-date.\n");
return 0;
}
return rv;
}
return xbps_exec_transaction(yes);
}
int
xbps_install_new_pkg(const char *pkg)
{
prop_dictionary_t pkgd;
char *pkgname = NULL, *pkgpatt = NULL;
int rv = 0;
bool pkgmatch = false;
if (xbps_get_pkgpattern_version(pkg)) {
pkgpatt = __UNCONST(pkg);
} else {
/*
* If only pkgname has been specified, always append
* '>=0' at the end, will be easier to parse.
*/
pkgmatch = true;
pkgpatt = xbps_xasprintf("%s%s", pkg, ">=0");
if (pkgpatt == NULL)
return -1;
}
pkgname = xbps_get_pkgpattern_name(pkgpatt);
if (pkgname == NULL)
return -1;
/*
* Find a package in a repository and prepare for installation.
*/
if ((pkgd = xbps_find_pkg_dict_installed(pkgname, false))) {
printf("Package '%s' is already installed.\n", pkgname);
prop_object_release(pkgd);
if (pkgmatch)
free(pkgname);
return 0;
}
rv = xbps_repository_install_pkg(pkgpatt, true);
if (rv == EAGAIN) {
fprintf(stderr, "xbps-bin: unable to locate '%s' in "
"repository pool.\n", pkg);
rv = 1;
} else if (rv != 0 && rv != ENOENT) {
fprintf(stderr, "xbps-bin: unexpected error: %s",
strerror(errno));
rv = -1;
}
if (pkgmatch)
free(pkgpatt);
free(pkgname);
return rv;
}
int
xbps_update_pkg(const char *pkgname)
{
prop_dictionary_t pkgd;
int rv = 0;
pkgd = xbps_find_pkg_dict_installed(pkgname, false);
printf("Finding new '%s' package...\n", pkgname);
if (pkgd) {
rv = xbps_repository_update_pkg(pkgname, pkgd);
if (rv == EEXIST) {
printf("Package '%s' is up to date.\n", pkgname);
rv = 0;
} else if (rv == ENOENT) {
fprintf(stderr, "Package '%s' not found in "
"repository pool.\n", pkgname);
rv = 0;
}
prop_object_release(pkgd);
} else {
printf("Package '%s' not installed.\n", pkgname);
return 0;
}
return rv;
}
static int
replace_packages(prop_object_iterator_t iter, const char *pkgver)
{
prop_dictionary_t instd;
prop_object_t obj;
const char *pattern, *reppkgn, *reppkgver, *version;
int rv = 0;
/*
* This package replaces other package(s), so we remove
* them before upgrading or installing new one.
*/
while ((obj = prop_object_iterator_next(iter))) {
pattern = prop_string_cstring_nocopy(obj);
if (pattern == NULL)
return errno;
/*
* If pattern matches an installed package, replace it.
*/
instd = xbps_find_pkg_dict_installed(pattern, true);
if (instd == NULL)
continue;
prop_dictionary_get_cstring_nocopy(instd, "pkgname", &reppkgn);
prop_dictionary_get_cstring_nocopy(instd, "pkgver", &reppkgver);
printf("Replacing package '%s' with '%s' "
"(matched by '%s')...\n", reppkgver, pkgver, pattern);
prop_object_release(instd);
version = xbps_get_pkg_version(pkgver);
rv = xbps_remove_pkg(reppkgn, version, false);
if (rv != 0) {
fprintf(stderr, "xbps-bin: couldn't remove %s (%s)\n",
reppkgn, strerror(rv));
return rv;
}
}
prop_object_iterator_release(iter);
return 0;
}
static int
exec_transaction(struct transaction *trans)
{
prop_dictionary_t instpkgd;
prop_object_t obj;
prop_object_iterator_t replaces_iter;
const char *pkgname, *version, *pkgver, *instver, *filename, *tract;
int rv = 0;
bool update, preserve, autoinst;
pkg_state_t state = 0;
assert(trans != NULL);
assert(trans->dict != NULL);
assert(trans->iter != NULL);
/*
* Show download/installed size for the transaction.
*/
if ((rv = show_transaction_sizes(trans)) != 0)
return rv;
/*
* Ask interactively (if -y not set).
*/
if (trans->yes == false) {
if (xbps_noyes("Do you want to continue?") == false) {
printf("Aborting!\n");
return 0;
}
}
/*
* Download binary packages (if they come from a remote repository)
* and check its SHA256 hash.
*/
printf("[1/3] Downloading/integrity check\n");
if ((rv = download_package_list(trans->iter)) != 0)
return rv;
/*
* Iterate over the transaction dictionary.
*/
printf("\n[2/3] Unpacking\n");
while ((obj = prop_object_iterator_next(trans->iter)) != NULL) {
autoinst = preserve = false;
if (!prop_dictionary_get_cstring_nocopy(obj,
"pkgname", &pkgname))
return errno;
if (!prop_dictionary_get_cstring_nocopy(obj,
"version", &version))
return errno;
if (!prop_dictionary_get_cstring_nocopy(obj,
"pkgver", &pkgver))
return errno;
prop_dictionary_get_bool(obj, "automatic-install", &autoinst);
prop_dictionary_get_bool(obj, "preserve", &preserve);
if (!prop_dictionary_get_cstring_nocopy(obj,
"filename", &filename))
return errno;
if (!prop_dictionary_get_cstring_nocopy(obj,
"trans-action", &tract))
return errno;
replaces_iter = xbps_get_array_iter_from_dict(obj, "replaces");
/*
* If dependency is already unpacked skip this phase.
*/
state = 0;
if (xbps_get_pkg_state_dictionary(obj, &state) != 0)
return EINVAL;
if (state == XBPS_PKG_STATE_UNPACKED)
continue;
/*
* Replace package(s) if necessary.
*/
if (replaces_iter != NULL) {
rv = replace_packages(replaces_iter, pkgver);
if (rv != 0) {
fprintf(stderr,
"xbps-bin: couldn't replace some "
"packages! (%s)\n", strerror(rv));
return rv;
}
replaces_iter = NULL;
}
if (strcmp(tract, "update") == 0) {
instpkgd = xbps_find_pkg_dict_installed(pkgname, false);
if (instpkgd == NULL) {
fprintf(stderr, "xbps-bin: error: unable to "
"find %s installed dict!\n", pkgname);
return EINVAL;
}
if (!prop_dictionary_get_cstring_nocopy(instpkgd,
"version", &instver)) {
prop_object_release(instpkgd);
return errno;
}
prop_object_release(instpkgd);
if (preserve)
printf("Conserving %s-%s files, installing new "
"version ...\n", pkgname, instver);
else
printf("Replacing %s files (%s -> %s) ...\n",
pkgname, instver, version);
rv = xbps_remove_pkg(pkgname, version, true);
if (rv != 0) {
fprintf(stderr, "xbps-bin: error "
"replacing %s-%s (%s)\n", pkgname,
instver, strerror(rv));
return rv;
}
}
/*
* Unpack binary package.
*/
printf("Unpacking %s (from .../%s) ...\n", pkgver, filename);
if ((rv = xbps_unpack_binary_pkg(obj)) != 0) {
fprintf(stderr, "xbps-bin: error unpacking %s "
"(%s)\n", pkgver, strerror(rv));
return rv;
}
/*
* Register binary package.
*/
if ((rv = xbps_register_pkg(obj, autoinst)) != 0) {
fprintf(stderr, "xbps-bin: error registering %s "
"(%s)\n", pkgver, strerror(rv));
return rv;
}
}
prop_object_iterator_reset(trans->iter);
/*
* Configure all unpacked packages.
*/
printf("\n[3/3] Configuring\n");
while ((obj = prop_object_iterator_next(trans->iter)) != NULL) {
if (!prop_dictionary_get_cstring_nocopy(obj,
"pkgname", &pkgname))
return errno;
if (!prop_dictionary_get_cstring_nocopy(obj,
"version", &version))
return errno;
if (!prop_dictionary_get_cstring_nocopy(obj,
"trans-action", &tract))
return errno;
update = false;
if (strcmp(tract, "update") == 0)
update = true;
rv = xbps_configure_pkg(pkgname, version, false, update);
if (rv != 0) {
fprintf(stderr, "xbps-bin: error configuring "
"package %s (%s)\n", pkgname, strerror(rv));
return rv;
}
trans->cf_pkgcnt++;
}
printf("\nxbps-bin: %zu installed, %zu updated, "
"%zu configured.\n", trans->inst_pkgcnt, trans->up_pkgcnt,
trans->cf_pkgcnt);
return 0;
}
int
xbps_exec_transaction(bool yes)
{
struct transaction *trans;
prop_array_t array;
int rv = 0;
trans = calloc(1, sizeof(struct transaction));
if (trans == NULL)
return rv;
trans->dict = xbps_repository_get_transaction_dict();
if (trans->dict == NULL)
goto out;
/*
* Bail out if there are unresolved deps.
*/
array = prop_dictionary_get(trans->dict, "missing_deps");
if (prop_array_count(array) > 0) {
show_missing_deps(trans->dict);
goto out;
}
DPRINTF(("%s", prop_dictionary_externalize(trans->dict)));
/*
* It's time to run the transaction!
*/
trans->iter = xbps_get_array_iter_from_dict(trans->dict, "packages");
if (trans->iter == NULL) {
fprintf(stderr, "xbps-bin: error allocating array mem! (%s)\n",
strerror(errno));
goto out;
}
trans->yes = yes;
rv = exec_transaction(trans);
out:
if (trans->iter)
prop_object_iterator_release(trans->iter);
if (trans->dict)
prop_object_release(trans->dict);
if (trans)
free(trans);
return rv;
}