shaba/systemd-stable
1
1
Fork 0
mirror of https://github.com/systemd/systemd-stable.git synced 2025-02-01 05:47:04 +03:00
Code

sd-ndisc: notify user on STOP

Browse Source 
Also, stop the state machine when we get into a broken state, rather than just notify the user.
This commit is contained in:
Tom Gundersen 2015-10-22 17:46:35 +02:00
parent b69015efd2
commit cb53894d3b
4 changed files with 17 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
src/libsystemd-network/sd-ndisc.c
View File

@ -549,7 +549,8 @@ static int ndisc_router_solicitation_timeout(sd_event_source *s, uint64_t usec,
next_timeout, 0, next_timeout, 0,
ndisc_router_solicitation_timeout, nd); ndisc_router_solicitation_timeout, nd);
if (r < 0) { if (r < 0) {
ndisc_notify(nd, r); /* we cannot continue if we are unable to rearm the timer */
sd_ndisc_stop(nd);
return 0; return 0;
} }
@ -575,6 +576,8 @@ int sd_ndisc_stop(sd_ndisc *nd) {
nd->state = NDISC_STATE_IDLE; nd->state = NDISC_STATE_IDLE;
ndisc_notify(nd, SD_NDISC_EVENT_STOP);
return 0; return 0;
} }

6
src/libsystemd-network/test-ndisc-rs.c
View File

@ -87,11 +87,13 @@ int icmp6_send_router_solicitation(int s, const struct ether_addr *ether_addr) {
static void test_rs_done(sd_ndisc *nd, int event, void *userdata) { static void test_rs_done(sd_ndisc *nd, int event, void *userdata) {
sd_event *e = userdata; sd_event *e = userdata;
static int idx = 0; static unsigned idx = 0;
struct { struct {
uint8_t flag; uint8_t flag;
int event; int event;
} flag_event[] = { } flag_event[] = {
{ 0, SD_NDISC_EVENT_STOP },
{ 0, SD_NDISC_EVENT_STOP },
{ 0, SD_NDISC_EVENT_ROUTER_ADVERTISMENT_NONE }, { 0, SD_NDISC_EVENT_ROUTER_ADVERTISMENT_NONE },
{ ND_RA_FLAG_OTHER, SD_NDISC_EVENT_ROUTER_ADVERTISMENT_OTHER }, { ND_RA_FLAG_OTHER, SD_NDISC_EVENT_ROUTER_ADVERTISMENT_OTHER },
{ ND_RA_FLAG_MANAGED, SD_NDISC_EVENT_ROUTER_ADVERTISMENT_MANAGED } { ND_RA_FLAG_MANAGED, SD_NDISC_EVENT_ROUTER_ADVERTISMENT_MANAGED }
@ -106,7 +108,7 @@ static void test_rs_done(sd_ndisc *nd, int event, void *userdata) {
if (verbose) if (verbose)
printf(" got event %d\n", event); printf(" got event %d\n", event);
if (idx < 3) { if (idx < ELEMENTSOF(flag_event)) {
send_ra(flag_event[idx].flag); send_ra(flag_event[idx].flag);
return; return;
} }

4
src/network/networkd-ndisc.c
View File

@ -37,6 +37,7 @@ static void ndisc_router_handler(sd_ndisc *nd, int event, void *userdata) {
return; return;
switch(event) { switch(event) {
case SD_NDISC_EVENT_STOP:
case SD_NDISC_EVENT_ROUTER_ADVERTISMENT_NONE: case SD_NDISC_EVENT_ROUTER_ADVERTISMENT_NONE:
return; return;
@ -51,9 +52,6 @@ static void ndisc_router_handler(sd_ndisc *nd, int event, void *userdata) {
break; break;
default: default:
if (event < 0)
log_link_warning_errno(link, event, "IPv6 Neighbor Discover error: %m");
else
log_link_warning(link, "IPv6 Neighbor Discovery unknown event: %d", event); log_link_warning(link, "IPv6 Neighbor Discovery unknown event: %d", event);
break; break;

1
src/systemd/sd-ndisc.h
View File

@ -35,6 +35,7 @@ enum {
SD_NDISC_EVENT_ROUTER_ADVERTISMENT_TIMEOUT = 1, SD_NDISC_EVENT_ROUTER_ADVERTISMENT_TIMEOUT = 1,
SD_NDISC_EVENT_ROUTER_ADVERTISMENT_OTHER = 2, SD_NDISC_EVENT_ROUTER_ADVERTISMENT_OTHER = 2,
SD_NDISC_EVENT_ROUTER_ADVERTISMENT_MANAGED = 3, SD_NDISC_EVENT_ROUTER_ADVERTISMENT_MANAGED = 3,
SD_NDISC_EVENT_STOP = 4,
}; };
typedef struct sd_ndisc sd_ndisc; typedef struct sd_ndisc sd_ndisc;