diff options
Diffstat (limited to 'sysdep')
| -rw-r--r-- | sysdep/bsd/krt-sock.c | 27 | ||||
| -rw-r--r-- | sysdep/linux/netlink/netlink.c | 19 | ||||
| -rw-r--r-- | sysdep/unix/krt.h | 5 |
3 files changed, 30 insertions, 21 deletions
diff --git a/sysdep/bsd/krt-sock.c b/sysdep/bsd/krt-sock.c index f6bc4a2..7229590 100644 --- a/sysdep/bsd/krt-sock.c +++ b/sysdep/bsd/krt-sock.c @@ -68,7 +68,7 @@ krt_capable(rte *e) memcpy(p, body, (l > sizeof(*p) ? sizeof(*p) : l));\ body += l;} -static void +static int krt_sock_send(int cmd, rte *e) { net *net = e->net; @@ -160,7 +160,7 @@ krt_sock_send(int cmd, rte *e) if(!i->addr) { log(L_ERR "KRT: interface %s has no IP addess", i->name); - return; + return -1; } fill_in_sockaddr(&gate, i->addr->ip, 0); @@ -182,22 +182,27 @@ krt_sock_send(int cmd, rte *e) if ((l = write(rt_sock, (char *)&msg, l)) < 0) { log(L_ERR "KRT: Error sending route %I/%d to kernel", net->n.prefix, net->n.pxlen); + return -1; } + + return 0; } void -krt_set_notify(struct krt_proto *p UNUSED, net *net, rte *new, rte *old) +krt_set_notify(struct krt_proto *p UNUSED, net *n, rte *new, rte *old) { + int err = 0; + if (old) - { - DBG("krt_remove_route(%I/%d)\n", net->n.prefix, net->n.pxlen); - krt_sock_send(RTM_DELETE, old); - } + krt_sock_send(RTM_DELETE, old); + if (new) - { - DBG("krt_add_route(%I/%d)\n", net->n.prefix, net->n.pxlen); - krt_sock_send(RTM_ADD, new); - } + err = krt_sock_send(RTM_ADD, new); + + if (err < 0) + n->n.flags |= KRF_SYNC_ERROR; + else + n->n.flags &= ~KRF_SYNC_ERROR; } static int diff --git a/sysdep/linux/netlink/netlink.c b/sysdep/linux/netlink/netlink.c index 0830097..f8a5d63 100644 --- a/sysdep/linux/netlink/netlink.c +++ b/sysdep/linux/netlink/netlink.c @@ -198,7 +198,7 @@ nl_exchange(struct nlmsghdr *pkt) break; log(L_WARN "nl_exchange: Unexpected reply received"); } - return nl_error(h); + return nl_error(h) ? -1 : 0; } /* @@ -616,7 +616,7 @@ nh_bufsize(struct mpnh *nh) return rv; } -static void +static int nl_send_route(struct krt_proto *p, rte *e, int new) { eattr *ea; @@ -663,7 +663,7 @@ nl_send_route(struct krt_proto *p, rte *e, int new) break; case RTD_DEVICE: if (!a->iface) - return; + return -1; r.r.rtm_type = RTN_UNICAST; nl_add_attr_u32(&r.h, sizeof(r), RTA_OIF, a->iface->index); break; @@ -684,17 +684,24 @@ nl_send_route(struct krt_proto *p, rte *e, int new) bug("krt_capable inconsistent with nl_send_route"); } - nl_exchange(&r.h); + return nl_exchange(&r.h); } void -krt_set_notify(struct krt_proto *p, net *n UNUSED, rte *new, rte *old) +krt_set_notify(struct krt_proto *p, net *n, rte *new, rte *old) { + int err = 0; + if (old) nl_send_route(p, old, 0); if (new) - nl_send_route(p, new, 1); + err = nl_send_route(p, new, 1); + + if (err < 0) + n->n.flags |= KRF_SYNC_ERROR; + else + n->n.flags &= ~KRF_SYNC_ERROR; } diff --git a/sysdep/unix/krt.h b/sysdep/unix/krt.h index c88bc48..f83e6ee 100644 --- a/sysdep/unix/krt.h +++ b/sysdep/unix/krt.h @@ -19,7 +19,7 @@ struct kif_proto; #include "lib/krt-set.h" #include "lib/krt-iface.h" -/* Flags stored in net->n.flags */ +/* Flags stored in net->n.flags, rest are in nest/route.h */ #define KRF_VERDICT_MASK 0x0f #define KRF_CREATE 0 /* Not seen in kernel table */ @@ -28,9 +28,6 @@ struct kif_proto; #define KRF_DELETE 3 /* Should be deleted */ #define KRF_IGNORE 4 /* To be ignored */ -#define KRF_INSTALLED 0x80 /* This route should be installed in the kernel */ - - #define EA_KRT_PREFSRC EA_CODE(EAP_KRT, 0) #define EA_KRT_REALM EA_CODE(EAP_KRT, 1) |