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loopback-setup: tweak message if loopback device is already set up

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This commit is contained in:
Lennart Poettering 2022-04-22 21:41:17 +02:00 committed by Yu Watanabe
parent 98f8c31638
commit 5662811e34
1 changed files with 6 additions and 1 deletions
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7
src/shared/loopback-setup.c
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@ -17,6 +17,7 @@ struct state {
int rcode;
const char *error_message;
const char *success_message;
const char *eexist_message;
};
static int generic_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
@ -30,7 +31,9 @@ static int generic_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userda
errno = 0;
r = sd_netlink_message_get_errno(m);
if (r < 0)
if (r == -EEXIST && s->eexist_message)
log_debug_errno(r, "%s", s->eexist_message);
else if (r < 0)
log_debug_errno(r, "%s: %m", s->error_message);
else
log_debug("%s", s->success_message);
@ -157,9 +160,11 @@ int loopback_setup(void) {
struct state state_4 = {
.error_message = "Failed to add address 127.0.0.1 to loopback interface",
.success_message = "Successfully added address 127.0.0.1 to loopback interface",
.eexist_message = "127.0.0.1 has already been added to loopback interface",
}, state_6 = {
.error_message = "Failed to add address ::1 to loopback interface",
.success_message = "Successfully added address ::1 to loopback interface",
.eexist_message = "::1 has already been added to loopback interface",
}, state_up = {
.error_message = "Failed to bring loopback interface up",
.success_message = "Successfully brought loopback interface up",