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network: add debugging log why link is not in configured state yet

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This commit is contained in:
Yu Watanabe 2020-07-12 08:23:19 +09:00
parent c5fcd8a70a
commit 39373cb984
1 changed files with 59 additions and 20 deletions
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79
src/network/networkd-link.c
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@ -1085,71 +1085,110 @@ void link_check_ready(Link *link) {
assert(link);
if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER)) {
log_link_debug(link, "%s(): link is in failed or linger state.", __func__);
return;
}
if (!link->network)
return;
if (!link->addresses_configured)
if (!link->addresses_configured) {
log_link_debug(link, "%s(): static addresses are not configured.", __func__);
return;
}
if (!link->neighbors_configured)
if (!link->neighbors_configured) {
log_link_debug(link, "%s(): static neighbors are not configured.", __func__);
return;
}
SET_FOREACH(a, link->addresses, i)
if (!address_is_ready(a))
if (!address_is_ready(a)) {
_cleanup_free_ char *str = NULL;
(void) in_addr_to_string(a->family, &a->in_addr, &str);
log_link_debug(link, "%s(): an address %s/%d is not ready.", __func__, strnull(str), a->prefixlen);
return;
}
if (!link->addresses_ready) {
link->addresses_ready = true;
r = link_request_set_routes(link);
if (r < 0)
link_enter_failed(link);
log_link_debug(link, "%s(): static addresses are configured. Configuring static routes.", __func__);
return;
}
if (!link->static_routes_configured)
if (!link->static_routes_configured) {
log_link_debug(link, "%s(): static routes are not configured.", __func__);
return;
}
if (!link->static_routes_ready) {
link->static_routes_ready = true;
r = link_request_set_nexthop(link);
if (r < 0)
link_enter_failed(link);
log_link_debug(link, "%s(): static routes are configured. Configuring static nexthops.", __func__);
return;
}
if (!link->static_nexthops_configured)
if (!link->static_nexthops_configured) {
log_link_debug(link, "%s(): static nexthops are not configured.", __func__);
return;
}
if (!link->routing_policy_rules_configured)
if (!link->routing_policy_rules_configured) {
log_link_debug(link, "%s(): static routing policy rules are not configured.", __func__);
return;
}
if (!link->tc_configured)
if (!link->tc_configured) {
log_link_debug(link, "%s(): traffic controls are not configured.", __func__);
return;
}
if (!link->sr_iov_configured)
if (!link->sr_iov_configured) {
log_link_debug(link, "%s(): SR-IOV is not configured.", __func__);
return;
}
if (link_has_carrier(link) || !link->network->configure_without_carrier) {
if (link_ipv4ll_enabled(link, ADDRESS_FAMILY_IPV4) && !link->ipv4ll_address)
if (link_ipv4ll_enabled(link, ADDRESS_FAMILY_IPV4) && !link->ipv4ll_address) {
log_link_debug(link, "%s(): IPv4LL is not configured.", __func__);
return;
}
if (link_ipv6ll_enabled(link) &&
in_addr_is_null(AF_INET6, (const union in_addr_union*) &link->ipv6ll_address))
in_addr_is_null(AF_INET6, (const union in_addr_union*) &link->ipv6ll_address)) {
log_link_debug(link, "%s(): IPv6LL is not configured.", __func__);
return;
}
if ((link_dhcp4_enabled(link) || link_dhcp6_enabled(link) || dhcp6_get_prefix_delegation(link) || link_ipv6_accept_ra_enabled(link)) &&
!link->dhcp4_configured &&
!(link->dhcp6_address_configured && link->dhcp6_route_configured) &&
!(link->dhcp6_pd_address_configured && link->dhcp6_pd_route_configured) &&
!link->ndisc_configured &&
!(link_ipv4ll_enabled(link, ADDRESS_FAMILY_FALLBACK_IPV4) && link->ipv4ll_address))
/* When DHCP or RA is enabled, at least one protocol must provide an address, or
* an IPv4ll fallback address must be configured. */
return;
if (link_dhcp4_enabled(link) || link_dhcp6_enabled(link) || dhcp6_get_prefix_delegation(link) || link_ipv6_accept_ra_enabled(link)) {
if (!link->dhcp4_configured &&
!(link->dhcp6_address_configured && link->dhcp6_route_configured) &&
!(link->dhcp6_pd_address_configured && link->dhcp6_pd_route_configured) &&
!link->ndisc_configured &&
!(link_ipv4ll_enabled(link, ADDRESS_FAMILY_FALLBACK_IPV4) && link->ipv4ll_address)) {
/* When DHCP or RA is enabled, at least one protocol must provide an address, or
* an IPv4ll fallback address must be configured. */
log_link_debug(link, "%s(): dynamic addresses or routes are not configured.", __func__);
return;
}
log_link_debug(link, "%s(): dhcp4:%s dhcp6_addresses:%s dhcp_routes:%s dhcp_pd_addresses:%s dhcp_pd_routes:%s ndisc:%s",
__func__,
yes_no(link->dhcp4_configured),
yes_no(link->dhcp6_address_configured),
yes_no(link->dhcp6_route_configured),
yes_no(link->dhcp6_pd_address_configured),
yes_no(link->dhcp6_pd_route_configured),
yes_no(link->ndisc_configured));
}
}
if (link->state != LINK_STATE_CONFIGURED)