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-rw-r--r--src/network/networkd-address.c44
-rw-r--r--src/network/networkd-address.h5
-rw-r--r--src/network/networkd-link.c18
-rw-r--r--src/network/networkd-link.h1
-rw-r--r--src/network/networkd-manager.c3
5 files changed, 58 insertions, 13 deletions
diff --git a/src/network/networkd-address.c b/src/network/networkd-address.c
index c6de89a7f0..da458dcb64 100644
--- a/src/network/networkd-address.c
+++ b/src/network/networkd-address.c
@@ -95,8 +95,10 @@ void address_free(Address *address) {
UINT_TO_PTR(address->section));
}
- if (address->link)
+ if (address->link) {
set_remove(address->link->addresses, address);
+ set_remove(address->link->addresses_foreign, address);
+ }
free(address);
}
@@ -225,13 +227,17 @@ static int address_establish(Address *address, Link *link) {
return 0;
}
-int address_add(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret) {
+static int address_add_internal(Link *link, Set **addresses,
+ int family,
+ const union in_addr_union *in_addr,
+ unsigned char prefixlen,
+ Address **ret) {
_cleanup_address_free_ Address *address = NULL;
int r;
assert(link);
+ assert(addresses);
assert(in_addr);
- assert(ret);
r = address_new(&address);
if (r < 0)
@@ -241,22 +247,32 @@ int address_add(Link *link, int family, const union in_addr_union *in_addr, unsi
address->in_addr = *in_addr;
address->prefixlen = prefixlen;
- r = set_ensure_allocated(&link->addresses, &address_hash_ops);
+ r = set_ensure_allocated(addresses, &address_hash_ops);
if (r < 0)
return r;
- r = set_put(link->addresses, address);
+ r = set_put(*addresses, address);
if (r < 0)
return r;
address->link = link;
- *ret = address;
+ if (ret)
+ *ret = address;
+
address = NULL;
return 0;
}
+int address_add_foreign(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret) {
+ return address_add_internal(link, &link->addresses_foreign, family, in_addr, prefixlen, ret);
+}
+
+static int address_add(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret) {
+ return address_add_internal(link, &link->addresses, family, in_addr, prefixlen, ret);
+}
+
static int address_release(Address *address) {
int r;
@@ -286,6 +302,7 @@ int address_update(Address *address, unsigned char flags, unsigned char scope, s
ready = address_is_ready(address);
+ address->added = true;
address->flags = flags;
address->scope = scope;
address->cinfo = *cinfo;
@@ -326,8 +343,11 @@ int address_get(Link *link, int family, const union in_addr_union *in_addr, unsi
address.prefixlen = prefixlen;
existing = set_get(link->addresses, &address);
- if (!existing)
- return -ENOENT;
+ if (!existing) {
+ existing = set_get(link->addresses_foreign, &address);
+ if (!existing)
+ return -ENOENT;
+ }
*ret = existing;
@@ -519,6 +539,12 @@ int address_configure(Address *address, Link *link, sd_netlink_message_handler_t
link_ref(link);
+ r = address_add(link, address->family, &address->in_addr, address->prefixlen, NULL);
+ if (r < 0) {
+ address_release(address);
+ return log_error_errno(r, "Could not add address: %m");
+ }
+
return 0;
}
@@ -702,5 +728,5 @@ int config_parse_label(const char *unit,
bool address_is_ready(const Address *a) {
assert(a);
- return !(a->flags & (IFA_F_TENTATIVE | IFA_F_DEPRECATED));
+ return a->added && !(a->flags & (IFA_F_TENTATIVE | IFA_F_DEPRECATED));
}
diff --git a/src/network/networkd-address.h b/src/network/networkd-address.h
index cb29acc7be..fd309bebb6 100644
--- a/src/network/networkd-address.h
+++ b/src/network/networkd-address.h
@@ -52,7 +52,8 @@ struct Address {
union in_addr_union in_addr;
union in_addr_union in_addr_peer;
- bool ip_masquerade_done;
+ bool added:1;
+ bool ip_masquerade_done:1;
LIST_FIELDS(Address, addresses);
};
@@ -60,7 +61,7 @@ struct Address {
int address_new_static(Network *network, unsigned section, Address **ret);
int address_new(Address **ret);
void address_free(Address *address);
-int address_add(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret);
+int address_add_foreign(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret);
int address_get(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret);
int address_update(Address *address, unsigned char flags, unsigned char scope, struct ifa_cacheinfo *cinfo);
int address_drop(Address *address);
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index 1ac76c4255..c0f27aaca8 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -297,6 +297,11 @@ static void link_free(Link *link) {
set_free(link->addresses);
+ while (!set_isempty(link->addresses_foreign))
+ address_free(set_first(link->addresses_foreign));
+
+ set_free(link->addresses_foreign);
+
while ((address = link->pool_addresses)) {
LIST_REMOVE(addresses, link->pool_addresses, address);
address_free(address);
@@ -508,7 +513,9 @@ void link_check_ready(Link *link) {
Iterator i;
assert(link);
- assert(link->network);
+
+ if (!link->network)
+ return;
if (!link->static_configured)
return;
@@ -2324,6 +2331,15 @@ static void link_update_operstate(Link *link) {
scope = address->scope;
}
+ /* for operstate we also take foreign addresses into account */
+ SET_FOREACH(address, link->addresses_foreign, i) {
+ if (!address_is_ready(address))
+ continue;
+
+ if (address->scope < scope)
+ scope = address->scope;
+ }
+
if (scope < RT_SCOPE_SITE)
/* universally accessible addresses found */
operstate = LINK_OPERSTATE_ROUTABLE;
diff --git a/src/network/networkd-link.h b/src/network/networkd-link.h
index a94bb2f714..90ad08a306 100644
--- a/src/network/networkd-link.h
+++ b/src/network/networkd-link.h
@@ -84,6 +84,7 @@ struct Link {
unsigned enslaving;
Set *addresses;
+ Set *addresses_foreign;
sd_dhcp_client *dhcp_client;
sd_dhcp_lease *dhcp_lease;
diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c
index 9a7e71fce8..2b83ee81ed 100644
--- a/src/network/networkd-manager.c
+++ b/src/network/networkd-manager.c
@@ -400,7 +400,8 @@ int manager_rtnl_process_address(sd_netlink *rtnl, sd_netlink_message *message,
if (address)
log_link_debug(link, "Updating address: %s/%u (valid for %s)", buf, prefixlen, valid_str);
else {
- r = address_add(link, family, &in_addr, prefixlen, &address);
+ /* An address appeared that we did not request */
+ r = address_add_foreign(link, family, &in_addr, prefixlen, &address);
if (r < 0) {
log_link_warning_errno(link, r, "Failed to add address %s/%u: %m", buf, prefixlen);
return 0;
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-07 04:08:25 +0000