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cache: support --latest and --upgrade to affect download policy

cute-signatures
Timo Teräs 2018-09-25 13:07:42 +03:00
parent 358f703b76
commit 0e3be0fd4a
1 changed files with 41 additions and 3 deletions
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44
src/cache.c
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@ -26,6 +26,41 @@
#define CACHE_CLEAN BIT(0)
#define CACHE_DOWNLOAD BIT(1)
struct cache_ctx {
unsigned short solver_flags;
};
static int option_parse_applet(void *ctx, struct apk_db_options *dbopts, int optch, const char *optarg)
{
struct cache_ctx *cctx = (struct cache_ctx *) ctx;
switch (optch) {
case 'u':
cctx->solver_flags |= APK_SOLVERF_UPGRADE;
break;
case 'l':
cctx->solver_flags |= APK_SOLVERF_LATEST;
break;
default:
return -ENOTSUP;
}
return 0;
}
static const struct apk_option options_applet[] = {
{ 'u', "upgrade", "Prefer to upgrade package" },
{ 'l', "latest",
"Select latest version of package (if it is not pinned), and "
"print error if it cannot be installed due to other dependencies" },
};
static const struct apk_option_group optgroup_applet = {
.name = "Cache",
.options = options_applet,
.num_options = ARRAY_SIZE(options_applet),
.parse = option_parse_applet,
};
struct progress {
size_t done, total;
};
@ -36,7 +71,7 @@ static void progress_cb(void *ctx, size_t bytes_done)
apk_print_progress(prog->done + bytes_done, prog->total);
}
static int cache_download(struct apk_database *db)
static int cache_download(struct cache_ctx *cctx, struct apk_database *db)
{
struct apk_changeset changeset = {};
struct apk_change *change;
@ -45,7 +80,7 @@ static int cache_download(struct apk_database *db)
struct progress prog = { 0, 0 };
int r, ret = 0;
r = apk_solver_solve(db, 0, db->world, &changeset);
r = apk_solver_solve(db, cctx->solver_flags, db->world, &changeset);
if (r < 0) {
apk_error("Unable to select packages. Run apk fix.");
return r;
@ -116,6 +151,7 @@ static int cache_clean(struct apk_database *db)
static int cache_main(void *ctx, struct apk_database *db, struct apk_string_array *args)
{
struct cache_ctx *cctx = (struct cache_ctx *) ctx;
char *arg;
int r = 0, actions = 0;
@ -141,7 +177,7 @@ static int cache_main(void *ctx, struct apk_database *db, struct apk_string_arra
if (r == 0 && (actions & CACHE_CLEAN))
r = cache_clean(db);
if (r == 0 && (actions & CACHE_DOWNLOAD))
r = cache_download(db);
r = cache_download(cctx, db);
err:
return r;
}
@ -153,6 +189,8 @@ static struct apk_applet apk_cache = {
.arguments = "sync | clean | download",
.open_flags = APK_OPENF_READ|APK_OPENF_NO_SCRIPTS|APK_OPENF_CACHE_WRITE,
.command_groups = APK_COMMAND_GROUP_SYSTEM,
.context_size = sizeof(struct cache_ctx),
.optgroups = { &optgroup_global, &optgroup_applet },
.main = cache_main,
};