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author | vhanquez@kneesa.uk.xensource.com <vhanquez@kneesa.uk.xensource.com> | 2006-04-13 16:21:13 +0000 |
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committer | vhanquez@kneesa.uk.xensource.com <vhanquez@kneesa.uk.xensource.com> | 2006-04-13 16:21:13 +0000 |
commit | e43071c7b1a81fe80595bb6a42214d1029e8a88d (patch) | |
tree | b9a1b215f0a8ced8902dfd5a214a2ba2cbd34a8f /tools/xenstore/xenstored_watch.c | |
parent | 9f15c912a7ef65c4a6452ca9338fccc85a8f6170 (diff) | |
download | xen-e43071c7b1a81fe80595bb6a42214d1029e8a88d.tar.gz xen-e43071c7b1a81fe80595bb6a42214d1029e8a88d.tar.bz2 xen-e43071c7b1a81fe80595bb6a42214d1029e8a88d.zip |
add quota to xenstored.
Signed-off-by: Vincent Hanquez <vincent@xensource.com>
Diffstat (limited to 'tools/xenstore/xenstored_watch.c')
-rw-r--r-- | tools/xenstore/xenstored_watch.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/xenstore/xenstored_watch.c b/tools/xenstore/xenstored_watch.c index 6f3c2e4e03..3de6e7ace8 100644 --- a/tools/xenstore/xenstored_watch.c +++ b/tools/xenstore/xenstored_watch.c @@ -32,6 +32,8 @@ #include "xenstored_test.h" #include "xenstored_domain.h" +extern int quota_nb_watch_per_domain; + struct watch { /* Watches on this connection */ @@ -135,6 +137,11 @@ void do_watch(struct connection *conn, struct buffered_data *in) } } + if (domain_watch(conn) > quota_nb_watch_per_domain) { + send_error(conn, E2BIG); + return; + } + watch = talloc(conn, struct watch); watch->node = talloc_strdup(watch, vec[0]); watch->token = talloc_strdup(watch, vec[1]); @@ -145,6 +152,7 @@ void do_watch(struct connection *conn, struct buffered_data *in) INIT_LIST_HEAD(&watch->events); + domain_watch_inc(conn); list_add_tail(&watch->list, &conn->watches); trace_create(watch, "watch"); talloc_set_destructor(watch, destroy_watch); @@ -169,6 +177,7 @@ void do_unwatch(struct connection *conn, struct buffered_data *in) if (streq(watch->node, node) && streq(watch->token, vec[1])) { list_del(&watch->list); talloc_free(watch); + domain_watch_dec(conn); send_ack(conn, XS_UNWATCH); return; } |