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apk-tools
Commit e5be3433 authored by Timo Teräs's avatar Timo Teräs
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db: create cache index with non-repository packages 

this enables virtual packages and files specified from command
line to work on non-harddisk installs.
parent 8806ce87
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Showing with 122 additions and 67 deletions
src/add.c
View file @ e5be3433
......@@ -77,6 +77,22 @@ static int cup(void)
return 0;
}
static int non_repository_check(struct apk_database *db)
{
if (apk_flags & APK_FORCE)
return 0;
if (apk_db_cache_active(db))
return 0;
if (apk_db_permanent(db))
return 0;
apk_error("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 if you know what you are "
"doing.");
return 1;
}
static int add_main(void *ctx, int argc, char **argv)
{
......@@ -97,6 +113,9 @@ static int add_main(void *ctx, int argc, char **argv)
return r;
if (actx->virtpkg) {
if (non_repository_check(&db))
goto err;
virtpkg = apk_pkg_new();
if (virtpkg == NULL) {
apk_error("Failed to allocate virtual meta package");
......@@ -119,14 +138,8 @@ static int add_main(void *ctx, int argc, char **argv)
struct apk_package *pkg = NULL;
struct apk_sign_ctx sctx;
if (!apk_db_cache_active(&db) &&
!apk_db_permanent(&db) &&
!(apk_flags & APK_FORCE)) {
apk_error("Use --force or enable package "
"caching to install non-repository "
"packages.");
if (non_repository_check(&db))
goto err;
}
apk_sign_ctx_init(&sctx, APK_SIGN_VERIFY_AND_GENERATE,
NULL);
......
src/apk_database.h
View file @ e5be3433
......@@ -83,6 +83,7 @@ struct apk_database {
int root_fd, lock_fd;
unsigned name_id, num_repos;
const char *cache_dir;
int permanent;
struct apk_dependency_array *world;
struct apk_string_array *protected_paths;
......
src/database.c
View file @ e5be3433
/* database.c - Alpine Package Keeper (APK)
*
* Copyright (C) 2005-2008 Natanael Copa <n@tanael.org>
* Copyright (C) 2008 Timo Teräs <timo.teras@iki.fi>
* Copyright (C) 2008-2009 Timo Teräs <timo.teras@iki.fi>
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
......@@ -395,6 +395,23 @@ struct apk_package *apk_db_pkg_add(struct apk_database *db, struct apk_package *
return idb;
}
static void apk_db_cache_get_name(char *buf, size_t bufsz,
struct apk_database *db,
struct apk_checksum *csum,
const char *file, int temp)
{
char csumstr[APK_CACHE_CSUM_BYTES*2+1];
apk_blob_t bbuf = APK_BLOB_BUF(csumstr);
apk_blob_push_hexdump(&bbuf,
APK_BLOB_PTR_LEN((char *) csum->data,
APK_CACHE_CSUM_BYTES));
apk_blob_push_blob(&bbuf, APK_BLOB_PTR_LEN("", 1));
snprintf(buf, bufsz, "%s/%s/%s.%s%s",
db->root, db->cache_dir, csumstr, file, temp ? ".new" : "");
}
int apk_db_index_read(struct apk_database *db, struct apk_bstream *bs, int repo)
{
struct apk_package *pkg = NULL;
......@@ -410,9 +427,9 @@ int apk_db_index_read(struct apk_database *db, struct apk_bstream *bs, int repo)
if (pkg == NULL)
continue;
if (repo != -1)
if (repo >= 0)
pkg->repos |= BIT(repo);
else
else if (repo == -1)
apk_pkg_set_state(db, pkg, APK_PKG_INSTALLED);
if (apk_db_pkg_add(db, pkg) != pkg && repo == -1) {
......@@ -678,6 +695,12 @@ static int apk_db_read_state(struct apk_database *db, int flags)
apk_db_index_read(db, bs, -1);
bs->close(bs, NULL);
}
bs = apk_bstream_from_file("etc/apk/cache/installed");
if (bs != NULL) {
apk_db_index_read(db, bs, -2);
bs->close(bs, NULL);
}
}
if (!(flags & APK_OPENF_NO_SCRIPTS)) {
......@@ -696,6 +719,73 @@ static int apk_db_read_state(struct apk_database *db, int flags)
return 0;
}
struct index_write_ctx {
struct apk_ostream *os;
int count;
int force;
};
static int write_index_entry(apk_hash_item item, void *ctx)
{
struct index_write_ctx *iwctx = (struct index_write_ctx *) ctx;
struct apk_package *pkg = (struct apk_package *) item;
int r;
if (!iwctx->force && pkg->filename == NULL)
return 0;
r = apk_pkg_write_index_entry(pkg, iwctx->os);
if (r < 0)
return r;
if (iwctx->os->write(iwctx->os, "\n", 1) != 1)
return -1;
iwctx->count++;
return 0;
}
static int apk_db_index_write_nr_cache(struct apk_database *db)
{
struct index_write_ctx ctx = { NULL, 0, TRUE };
struct apk_package *pkg;
struct apk_ostream *os;
int r;
if (!apk_db_cache_active(db))
return 0;
/* Write list of installed non-repository packages to
* cached index file */
ctx.os = os = apk_ostream_to_file("etc/apk/cache/installed.new", 0644);
if (os == NULL)
return -1;
list_for_each_entry(pkg, &db->installed.packages, installed_pkgs_list) {
if (pkg->repos != 0)
continue;
r = write_index_entry(pkg, &ctx);
if (r != 0)
return r;
}
os->close(os);
if (rename("etc/apk/cache/installed.new",
"etc/apk/cache/installed") < 0)
return -errno;
return ctx.count;
}
int apk_db_index_write(struct apk_database *db, struct apk_ostream *os)
{
struct index_write_ctx ctx = { os, 0, FALSE };
apk_hash_foreach(&db->available.packages, write_index_entry, &ctx);
return ctx.count;
}
static int add_protected_path(void *ctx, apk_blob_t blob)
{
struct apk_database *db = (struct apk_database *) ctx;
......@@ -746,6 +836,7 @@ int apk_db_open(struct apk_database *db, const char *root, unsigned int flags)
apk_hash_init(&db->installed.files, &file_hash_ops, 10000);
list_init(&db->installed.packages);
db->cache_dir = apk_static_cache_dir;
db->permanent = 1;
if (root != NULL) {
fchdir(apk_cwd_fd);
......@@ -759,6 +850,8 @@ int apk_db_open(struct apk_database *db, const char *root, unsigned int flags)
msg = "Unable to open root";
goto ret_errno;
}
if (fstat(db->root_fd, &st) != 0 || major(st.st_dev) == 0)
db->permanent = 0;
fchdir(db->root_fd);
if (stat(apk_linked_cache_dir, &st) == 0 && S_ISDIR(st.st_mode))
......@@ -834,6 +927,9 @@ int apk_db_open(struct apk_database *db, const char *root, unsigned int flags)
if (!(flags & APK_OPENF_NO_REPOS)) {
list_for_each_entry(repo, &apk_repository_list.list, list)
apk_db_add_repository(db, APK_BLOB_STR(repo->url));
if (apk_flags & APK_UPDATE_CACHE)
apk_db_index_write_nr_cache(db);
}
fchdir(apk_cwd_fd);
......@@ -895,6 +991,7 @@ int apk_db_write_config(struct apk_database *db)
return -errno;
unlink("var/lib/apk/scripts");
apk_db_index_write_nr_cache(db);
return 0;
}
......@@ -943,13 +1040,7 @@ int apk_db_cache_active(struct apk_database *db)
int apk_db_permanent(struct apk_database *db)
{
struct stat st;
if (fstat(db->root_fd, &st) != 0)
return 0;
if (major(st.st_dev) == 0)
return 0;
return 1;
return db->permanent;
}
struct apk_package *apk_db_get_pkg(struct apk_database *db,
......@@ -978,56 +1069,6 @@ struct apk_package *apk_db_get_file_owner(struct apk_database *db,
return dbf->diri->pkg;
}
struct index_write_ctx {
struct apk_ostream *os;
int count;
};
static int write_index_entry(apk_hash_item item, void *ctx)
{
struct index_write_ctx *iwctx = (struct index_write_ctx *) ctx;
struct apk_package *pkg = (struct apk_package *) item;
int r;
if (pkg->filename == NULL)
return 0;
r = apk_pkg_write_index_entry(pkg, iwctx->os);
if (r < 0)
return r;
if (iwctx->os->write(iwctx->os, "\n", 1) != 1)
return -1;
iwctx->count++;
return 0;
}
int apk_db_index_write(struct apk_database *db, struct apk_ostream *os)
{
struct index_write_ctx ctx = { os, 0 };
apk_hash_foreach(&db->available.packages, write_index_entry, &ctx);
return ctx.count;
}
static void apk_db_cache_get_name(char *buf, size_t bufsz,
struct apk_database *db,
struct apk_checksum *csum,
const char *file, int temp)
{
char csumstr[APK_CACHE_CSUM_BYTES*2+1];
apk_blob_t bbuf = APK_BLOB_BUF(csumstr);
apk_blob_push_hexdump(&bbuf,
APK_BLOB_PTR_LEN((char *) csum->data, APK_CACHE_CSUM_BYTES));
apk_blob_push_blob(&bbuf, APK_BLOB_PTR_LEN("", 1));
snprintf(buf, bufsz, "%s/%s/%s.%s%s",
db->root, db->cache_dir, csumstr, file, temp ? ".new" : "");
}
static struct apk_bstream *apk_db_cache_open(struct apk_database *db,
struct apk_checksum *csum,
const char *file)
......
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