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/* app_add.c - Alpine Package Keeper (APK)
*
* Copyright (C) 2005-2008 Natanael Copa <n@tanael.org>
* Copyright (C) 2008-2011 Timo Teräs <timo.teras@iki.fi>
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-only
*/
#include <errno.h>
#include <stdio.h>
#include <unistd.h>
#include "apk_applet.h"
#include "apk_database.h"
#include "apk_print.h"
#include "apk_solver.h"
#include "apk_extract.h"
#include "apk_fs.h"
struct add_ctx {
const char *virtpkg;
unsigned short solver_flags;
unsigned short extract_flags;
};
#define ADD_OPTIONS(OPT) \
OPT(OPT_ADD_initdb, "initdb") \
OPT(OPT_ADD_latest, APK_OPT_SH("l") "latest") \
OPT(OPT_ADD_no_chown, "no-chown") \
OPT(OPT_ADD_upgrade, APK_OPT_SH("u") "upgrade") \
OPT(OPT_ADD_virtual, APK_OPT_ARG APK_OPT_SH("t") "virtual")
APK_OPT_APPLET(option_desc, ADD_OPTIONS);
static int option_parse_applet(void *ctx, struct apk_ctx *ac, int opt, const char *optarg)
{
struct add_ctx *actx = (struct add_ctx *) ctx;
switch (opt) {
case OPT_ADD_initdb:
ac->open_flags |= APK_OPENF_CREATE;
break;
case OPT_ADD_latest:
actx->solver_flags |= APK_SOLVERF_LATEST;
break;
case OPT_ADD_no_chown:
actx->extract_flags |= APK_FSEXTRACTF_NO_CHOWN;
break;
case OPT_ADD_upgrade:
actx->solver_flags |= APK_SOLVERF_UPGRADE;
break;
case OPT_ADD_virtual:
actx->virtpkg = optarg;
break;
default:
return -ENOTSUP;
}
return 0;
}
static const struct apk_option_group optgroup_applet = {
.desc = option_desc,
.parse = option_parse_applet,
};
static int non_repository_check(struct apk_database *db)
{
if (db->ctx->force & APK_FORCE_NON_REPOSITORY)
return 0;
if (apk_db_cache_active(db))
return 0;
if (apk_db_permanent(db))
return 0;
apk_err(&db->ctx->out,
"You tried to add a non-repository package to system, "
"but it would be lost on next reboot. Enable package caching "
"(apk cache --help) or use --force-non-repository "
"if you know what you are doing.");
return 1;
}
static struct apk_package *create_virtual_package(struct apk_database *db, struct apk_name *name)
{
char ver[32];
struct apk_package *virtpkg;
struct apk_digest_ctx dctx;
struct apk_digest d;
struct tm tm;
time_t now = time(NULL);
pid_t pid = getpid();
gmtime_r(&now, &tm);
strftime(ver, sizeof ver, "%Y%m%d.%H%M%S", &tm);
virtpkg = apk_pkg_new();
if (virtpkg == NULL) return 0;
virtpkg->name = name;
virtpkg->version = apk_atomize_dup(&db->atoms, APK_BLOB_STR(ver));
virtpkg->description = strdup("virtual meta package");
virtpkg->arch = apk_atomize(&db->atoms, APK_BLOB_STR("noarch"));
apk_digest_ctx_init(&dctx, APK_DIGEST_SHA1);
apk_digest_ctx_update(&dctx, &tm, sizeof tm);
apk_digest_ctx_update(&dctx, &pid, sizeof pid);
apk_digest_ctx_update(&dctx, virtpkg->name->name, strlen(virtpkg->name->name) + 1);
apk_digest_ctx_final(&dctx, &d);
apk_digest_ctx_free(&dctx);
apk_checksum_from_digest(&virtpkg->csum, &d);
return virtpkg;
}
static int add_main(void *ctx, struct apk_ctx *ac, struct apk_string_array *args)
{
struct apk_out *out = &ac->out;
struct apk_database *db = ac->db;
struct add_ctx *actx = (struct add_ctx *) ctx;
struct apk_package *virtpkg = NULL;
struct apk_dependency virtdep;
struct apk_dependency_array *world = NULL;
char **parg;
int r = 0;
apk_dependency_array_copy(&world, db->world);
if (getuid() != 0 || (actx->extract_flags & APK_FSEXTRACTF_NO_CHOWN))
db->extract_flags |= APK_FSEXTRACTF_NO_CHOWN;
if (actx->virtpkg) {
apk_blob_t b = APK_BLOB_STR(actx->virtpkg);
apk_blob_pull_dep(&b, db, &virtdep);
if (APK_BLOB_IS_NULL(b) || virtdep.conflict ||
virtdep.result_mask != APK_DEPMASK_ANY ||
virtdep.version != &apk_atom_null) {
apk_err(out, "%s: bad package specifier", actx->virtpkg);
return -1;
}
if (virtdep.name->name[0] != '.' && non_repository_check(db))
return -1;
virtpkg = create_virtual_package(db, virtdep.name);
if (!virtpkg) {
apk_err(out, "Failed to allocate virtual meta package");
return -1;
}
virtdep.result_mask = APK_VERSION_EQUAL;
virtdep.version = virtpkg->version;
if (!args->num) apk_warn(out, "creating empty virtual package");
}
foreach_array_item(parg, args) {
struct apk_dependency dep;
if (strstr(*parg, ".apk") != NULL) {
struct apk_package *pkg = NULL;
if (non_repository_check(db))
return -1;
r = apk_pkg_read(db, *parg, &pkg, TRUE);
if (r != 0) {
apk_err(out, "%s: %s", *parg, apk_error_str(r));
return -1;
}
apk_dep_from_pkg(&dep, db, pkg);
} else {
apk_blob_t b = APK_BLOB_STR(*parg);
apk_blob_pull_dep(&b, db, &dep);
if (APK_BLOB_IS_NULL(b) || b.len > 0 || (virtpkg != NULL && dep.repository_tag)) {
apk_err(out, "'%s' is not a valid %s dependency, format is %s",
*parg, virtpkg == NULL ? "world" : "child",
virtpkg == NULL ? "name(@tag)([<>~=]version)" : "name([<>~=]version)");
return -1;
}
}
if (virtpkg == NULL) {
apk_deps_add(&world, &dep);
apk_solver_set_name_flags(dep.name,
actx->solver_flags,
actx->solver_flags);
} else {
apk_deps_add(&virtpkg->depends, &dep);
}
}
if (virtpkg) {
virtpkg = apk_db_pkg_add(db, virtpkg);
apk_deps_add(&world, &virtdep);
apk_solver_set_name_flags(virtdep.name,
actx->solver_flags,
actx->solver_flags);
}
r = apk_solver_commit(db, 0, world);
apk_dependency_array_free(&world);
return r;
}
static struct apk_applet apk_add = {
.name = "add",
.open_flags = APK_OPENF_WRITE,
.context_size = sizeof(struct add_ctx),
.optgroups = { &optgroup_global, &optgroup_commit, &optgroup_applet },
.main = add_main,
};
APK_DEFINE_APPLET(apk_add);
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