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Diffstat (limited to 'src/network/networkd-netdev-tunnel.c')
-rw-r--r--src/network/networkd-netdev-tunnel.c391
1 files changed, 106 insertions, 285 deletions
diff --git a/src/network/networkd-netdev-tunnel.c b/src/network/networkd-netdev-tunnel.c
index 2ecfef8e5..4561f8d0a 100644
--- a/src/network/networkd-netdev-tunnel.c
+++ b/src/network/networkd-netdev-tunnel.c
@@ -33,61 +33,14 @@
#include "conf-parser.h"
static int netdev_ipip_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+ Tunnel *t = IPIP(netdev);
int r;
assert(netdev);
- assert(netdev->kind == NETDEV_KIND_IPIP);
- assert(netdev->ifname);
- assert(netdev->manager);
- assert(netdev->manager->rtnl);
assert(link);
assert(m);
- assert(netdev->family == AF_INET);
-
- r = sd_rtnl_message_append_string(m, IFLA_IFNAME, netdev->ifname);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IFNAME, attribute: %s",
- strerror(-r));
- return r;
- }
-
- if(netdev->mtu) {
- r = sd_rtnl_message_append_u32(m, IFLA_MTU, netdev->mtu);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_MTU attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- if (netdev->mac) {
- r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, netdev->mac);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_ADDRESS attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- r = sd_rtnl_message_open_container(m, IFLA_LINKINFO);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_LINKINFO attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA,
- netdev_kind_to_string(netdev->kind));
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_INFO_DATA attribute: %s",
- strerror(-r));
- return r;
- }
+ assert(t);
+ assert(t->family == AF_INET);
r = sd_rtnl_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
if (r < 0) {
@@ -97,7 +50,7 @@ static int netdev_ipip_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_m
return r;
}
- r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &netdev->local.in);
+ r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &t->local.in);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_IPTUN_LOCAL attribute: %s",
@@ -105,7 +58,7 @@ static int netdev_ipip_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_m
return r;
}
- r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &netdev->remote.in);
+ r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_IPTUN_REMOTE attribute: %s",
@@ -113,7 +66,7 @@ static int netdev_ipip_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_m
return r;
}
- r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_TTL, netdev->ttl);
+ r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_IPTUN_TTL attribute: %s",
@@ -121,81 +74,18 @@ static int netdev_ipip_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_m
return r;
}
- r = sd_rtnl_message_close_container(m);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_INFO_DATA attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_close_container(m);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_LINKINFO attribute: %s",
- strerror(-r));
- return r;
- }
-
return r;
}
static int netdev_sit_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+ Tunnel *t = SIT(netdev);
int r;
assert(netdev);
- assert(netdev->kind == NETDEV_KIND_SIT);
- assert(netdev->ifname);
- assert(netdev->manager);
- assert(netdev->manager->rtnl);
assert(link);
assert(m);
- assert(netdev->family == AF_INET);
-
- r = sd_rtnl_message_append_string(m, IFLA_IFNAME, netdev->ifname);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IFNAME, attribute: %s",
- strerror(-r));
- return r;
- }
-
- if(netdev->mtu) {
- r = sd_rtnl_message_append_u32(m, IFLA_MTU, netdev->mtu);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_MTU attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- if (netdev->mac) {
- r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, netdev->mac);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_ADDRESS attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- r = sd_rtnl_message_open_container(m, IFLA_LINKINFO);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_LINKINFO attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA,
- netdev_kind_to_string(netdev->kind));
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_INFO_DATA attribute: %s",
- strerror(-r));
- return r;
- }
+ assert(t);
+ assert(t->family == AF_INET);
r = sd_rtnl_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
if (r < 0) {
@@ -205,7 +95,7 @@ static int netdev_sit_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &netdev->local.in);
+ r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &t->local.in);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_IPTUN_LOCAL attribute: %s",
@@ -213,7 +103,7 @@ static int netdev_sit_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &netdev->remote.in);
+ r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_IPTUN_REMOTE attribute: %s",
@@ -221,7 +111,7 @@ static int netdev_sit_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_TTL, netdev->ttl);
+ r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_IPTUN_TTL attribute: %s",
@@ -229,81 +119,18 @@ static int netdev_sit_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_close_container(m);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_INFO_DATA attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_close_container(m);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_LINKINFO attribute: %s",
- strerror(-r));
- return r;
- }
-
return r;
}
static int netdev_gre_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+ Tunnel *t = GRE(netdev);
int r;
assert(netdev);
- assert(netdev->kind == NETDEV_KIND_GRE);
- assert(netdev->ifname);
- assert(netdev->manager);
- assert(netdev->manager->rtnl);
assert(link);
assert(m);
- assert(netdev->family == AF_INET);
-
- r = sd_rtnl_message_append_string(m, IFLA_IFNAME, netdev->ifname);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IFNAME, attribute: %s",
- strerror(-r));
- return r;
- }
-
- if(netdev->mtu) {
- r = sd_rtnl_message_append_u32(m, IFLA_MTU, netdev->mtu);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_MTU attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- if (netdev->mac) {
- r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, netdev->mac);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_ADDRESS attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- r = sd_rtnl_message_open_container(m, IFLA_LINKINFO);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_LINKINFO attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA,
- netdev_kind_to_string(netdev->kind));
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_INFO_DATA attribute: %s",
- strerror(-r));
- return r;
- }
+ assert(t);
+ assert(t->family == AF_INET);
r = sd_rtnl_message_append_u32(m, IFLA_GRE_LINK, link->ifindex);
if (r < 0) {
@@ -313,7 +140,7 @@ static int netdev_gre_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_append_in_addr(m, IFLA_GRE_LOCAL, &netdev->local.in);
+ r = sd_rtnl_message_append_in_addr(m, IFLA_GRE_LOCAL, &t->local.in);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_GRE_LOCAL attribute: %s",
@@ -321,7 +148,7 @@ static int netdev_gre_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_append_in_addr(m, IFLA_GRE_REMOTE, &netdev->remote.in);
+ r = sd_rtnl_message_append_in_addr(m, IFLA_GRE_REMOTE, &t->remote.in);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_GRE_REMOTE attribute: %s",
@@ -329,7 +156,7 @@ static int netdev_gre_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_append_u8(m, IFLA_GRE_TTL, netdev->ttl);
+ r = sd_rtnl_message_append_u8(m, IFLA_GRE_TTL, t->ttl);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_GRE_TTL attribute: %s",
@@ -337,7 +164,7 @@ static int netdev_gre_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_append_u8(m, IFLA_GRE_TOS, netdev->tos);
+ r = sd_rtnl_message_append_u8(m, IFLA_GRE_TOS, t->tos);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_GRE_TOS attribute: %s",
@@ -345,81 +172,18 @@ static int netdev_gre_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_close_container(m);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_INFO_DATA attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_close_container(m);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_LINKINFO attribute: %s",
- strerror(-r));
- return r;
- }
-
return r;
}
static int netdev_vti_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+ Tunnel *t = VTI(netdev);
int r;
assert(netdev);
- assert(netdev->kind == NETDEV_KIND_VTI);
- assert(netdev->ifname);
- assert(netdev->manager);
- assert(netdev->manager->rtnl);
assert(link);
assert(m);
- assert(netdev->family == AF_INET);
-
- r = sd_rtnl_message_append_string(m, IFLA_IFNAME, netdev->ifname);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IFNAME, attribute: %s",
- strerror(-r));
- return r;
- }
-
- if(netdev->mtu) {
- r = sd_rtnl_message_append_u32(m, IFLA_MTU, netdev->mtu);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_MTU attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- if (netdev->mac) {
- r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, netdev->mac);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_ADDRESS attribute: %s",
- strerror(-r));
- return r;
- }
- }
-
- r = sd_rtnl_message_open_container(m, IFLA_LINKINFO);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_LINKINFO attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA,
- netdev_kind_to_string(netdev->kind));
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_INFO_DATA attribute: %s",
- strerror(-r));
- return r;
- }
+ assert(t);
+ assert(t->family == AF_INET);
r = sd_rtnl_message_append_u32(m, IFLA_VTI_LINK, link->ifindex);
if (r < 0) {
@@ -429,7 +193,7 @@ static int netdev_vti_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_append_in_addr(m, IFLA_VTI_LOCAL, &netdev->local.in);
+ r = sd_rtnl_message_append_in_addr(m, IFLA_VTI_LOCAL, &t->local.in);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_IPTUN_LOCAL attribute: %s",
@@ -437,7 +201,7 @@ static int netdev_vti_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_append_in_addr(m, IFLA_VTI_REMOTE, &netdev->remote.in);
+ r = sd_rtnl_message_append_in_addr(m, IFLA_VTI_REMOTE, &t->remote.in);
if (r < 0) {
log_error_netdev(netdev,
"Could not append IFLA_IPTUN_REMOTE attribute: %s",
@@ -445,40 +209,45 @@ static int netdev_vti_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
- r = sd_rtnl_message_close_container(m);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_INFO_DATA attribute: %s",
- strerror(-r));
- return r;
- }
-
- r = sd_rtnl_message_close_container(m);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_LINKINFO attribute: %s",
- strerror(-r));
- return r;
- }
-
return r;
}
static int netdev_tunnel_verify(NetDev *netdev, const char *filename) {
+ Tunnel *t = NULL;
+
assert(netdev);
assert(filename);
- if (netdev->local.in.s_addr == INADDR_ANY) {
+ switch (netdev->kind) {
+ case NETDEV_KIND_IPIP:
+ t = IPIP(netdev);
+ break;
+ case NETDEV_KIND_SIT:
+ t = SIT(netdev);
+ break;
+ case NETDEV_KIND_GRE:
+ t = GRE(netdev);
+ break;
+ case NETDEV_KIND_VTI:
+ t = VTI(netdev);
+ break;
+ default:
+ assert_not_reached("Invalid tunnel kind");
+ }
+
+ assert(t);
+
+ if (t->local.in.s_addr == INADDR_ANY) {
log_warning("Tunnel without local address configured in %s. Ignoring", filename);
return -EINVAL;
}
- if (netdev->remote.in.s_addr == INADDR_ANY) {
+ if (t->remote.in.s_addr == INADDR_ANY) {
log_warning("Tunnel without remote address configured in %s. Ignoring", filename);
return -EINVAL;
}
- if (netdev->family != AF_INET) {
+ if (t->family != AF_INET) {
log_warning("Tunnel with invalid address family configured in %s. Ignoring", filename);
return -EINVAL;
}
@@ -496,7 +265,7 @@ int config_parse_tunnel_address(const char *unit,
const char *rvalue,
void *data,
void *userdata) {
- NetDev *n = userdata;
+ Tunnel *t = userdata;
union in_addr_union *addr = data;
int r;
@@ -505,7 +274,7 @@ int config_parse_tunnel_address(const char *unit,
assert(rvalue);
assert(data);
- r = net_parse_inaddr(rvalue, &n->family, addr);
+ r = net_parse_inaddr(rvalue, &t->family, addr);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
"Tunnel address is invalid, ignoring assignment: %s", rvalue);
@@ -515,22 +284,74 @@ int config_parse_tunnel_address(const char *unit,
return 0;
}
+static void ipip_init(NetDev *n) {
+ Tunnel *t = IPIP(n);
+
+ assert(n);
+ assert(t);
+
+ t->pmtudisc = true;
+}
+
+static void sit_init(NetDev *n) {
+ Tunnel *t = SIT(n);
+
+ assert(n);
+ assert(t);
+
+ t->pmtudisc = true;
+}
+
+static void vti_init(NetDev *n) {
+ Tunnel *t = VTI(n);
+
+ assert(n);
+ assert(t);
+
+ t->pmtudisc = true;
+}
+
+static void gre_init(NetDev *n) {
+ Tunnel *t = GRE(n);
+
+ assert(n);
+ assert(t);
+
+ t->pmtudisc = true;
+}
+
const NetDevVTable ipip_vtable = {
- .fill_message_create_on_link = netdev_ipip_fill_message_create,
+ .object_size = sizeof(Tunnel),
+ .init = ipip_init,
+ .sections = "Match\0NetDev\0Tunnel\0",
+ .fill_message_create = netdev_ipip_fill_message_create,
+ .create_type = NETDEV_CREATE_STACKED,
.config_verify = netdev_tunnel_verify,
};
const NetDevVTable sit_vtable = {
- .fill_message_create_on_link = netdev_sit_fill_message_create,
+ .object_size = sizeof(Tunnel),
+ .init = sit_init,
+ .sections = "Match\0NetDev\0Tunnel\0",
+ .fill_message_create = netdev_sit_fill_message_create,
+ .create_type = NETDEV_CREATE_STACKED,
.config_verify = netdev_tunnel_verify,
};
const NetDevVTable vti_vtable = {
- .fill_message_create_on_link = netdev_vti_fill_message_create,
+ .object_size = sizeof(Tunnel),
+ .init = vti_init,
+ .sections = "Match\0NetDev\0Tunnel\0",
+ .fill_message_create = netdev_vti_fill_message_create,
+ .create_type = NETDEV_CREATE_STACKED,
.config_verify = netdev_tunnel_verify,
};
const NetDevVTable gre_vtable = {
- .fill_message_create_on_link = netdev_gre_fill_message_create,
+ .object_size = sizeof(Tunnel),
+ .init = gre_init,
+ .sections = "Match\0NetDev\0Tunnel\0",
+ .fill_message_create = netdev_gre_fill_message_create,
+ .create_type = NETDEV_CREATE_STACKED,
.config_verify = netdev_tunnel_verify,
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-02 17:04:18 +0000