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KEYS: Allow expiry time to be set when preparsing a key

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Allow a key type's preparsing routine to set the expiry time for a key.

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Steve Dickson <steved@redhat.com>
Acked-by: Jeff Layton <jlayton@primarydata.com>
Reviewed-by: Sage Weil <sage@redhat.com>
This commit is contained in:
David Howells
2014-07-18 18:56:34 +01:00
parent fc7c70e0b6
commit 7dfa0ca6a9
3 changed files with 16 additions and 3 deletions
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security/keys/key.c
+8
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@@ -437,6 +437,11 @@ static int __key_instantiate_and_link(struct key *key,
/* disable the authorisation key */
if (authkey)
key_revoke(authkey);
if (prep->expiry != TIME_T_MAX) {
key->expiry = prep->expiry;
key_schedule_gc(prep->expiry + key_gc_delay);
}
}
}
@@ -479,6 +484,7 @@ int key_instantiate_and_link(struct key *key,
prep.data = data;
prep.datalen = datalen;
prep.quotalen = key->type->def_datalen;
prep.expiry = TIME_T_MAX;
if (key->type->preparse) {
ret = key->type->preparse(&prep);
if (ret < 0)
@@ -811,6 +817,7 @@ key_ref_t key_create_or_update(key_ref_t keyring_ref,
prep.datalen = plen;
prep.quotalen = index_key.type->def_datalen;
prep.trusted = flags & KEY_ALLOC_TRUSTED;
prep.expiry = TIME_T_MAX;
if (index_key.type->preparse) {
ret = index_key.type->preparse(&prep);
if (ret < 0) {
@@ -941,6 +948,7 @@ int key_update(key_ref_t key_ref, const void *payload, size_t plen)
prep.data = payload;
prep.datalen = plen;
prep.quotalen = key->type->def_datalen;
prep.expiry = TIME_T_MAX;
if (key->type->preparse) {
ret = key->type->preparse(&prep);
if (ret < 0)