#include <net/if.h>
#include "networkd.h"
+#include "networkd-link.h"
#include "utf8.h"
#include "util.h"
_cleanup_route_free_ Route *route = NULL;
if (section) {
- uint64_t key = section;
-
- route = hashmap_get(network->routes_by_section, &key);
+ route = hashmap_get(network->routes_by_section,
+ UINT_TO_PTR(section));
if (route) {
*ret = route;
route = NULL;
route->family = AF_UNSPEC;
route->scope = RT_SCOPE_UNIVERSE;
+ route->protocol = RTPROT_STATIC;
route->network = network;
if (section) {
route->section = section;
- hashmap_put(network->routes_by_section, &route->section, route);
+ hashmap_put(network->routes_by_section,
+ UINT_TO_PTR(route->section), route);
}
*ret = route;
return 0;
}
-int route_new_dynamic(Route **ret) {
+int route_new_dynamic(Route **ret, unsigned char rtm_protocol) {
_cleanup_route_free_ Route *route = NULL;
route = new0(Route, 1);
route->family = AF_UNSPEC;
route->scope = RT_SCOPE_UNIVERSE;
+ route->protocol = rtm_protocol;
*ret = route;
route = NULL;
if (route->section)
hashmap_remove(route->network->routes_by_section,
- &route->section);
+ UINT_TO_PTR(route->section));
}
free(route);
assert(route->family == AF_INET || route->family == AF_INET6);
r = sd_rtnl_message_new_route(link->manager->rtnl, &req,
- RTM_DELROUTE, route->family);
- if (r < 0) {
- log_error("Could not create RTM_DELROUTE message: %s", strerror(-r));
- return r;
- }
+ RTM_DELROUTE, route->family,
+ route->protocol);
+ if (r < 0)
+ return log_error_errno(r, "Could not create RTM_DELROUTE message: %m");
- if (route->family == AF_INET)
- r = sd_rtnl_message_append_in_addr(req, RTA_GATEWAY, &route->in_addr.in);
- else if (route->family == AF_INET6)
- r = sd_rtnl_message_append_in6_addr(req, RTA_GATEWAY, &route->in_addr.in6);
- if (r < 0) {
- log_error("Could not append RTA_GATEWAY attribute: %s", strerror(-r));
- return r;
+ if (!in_addr_is_null(route->family, &route->in_addr)) {
+ if (route->family == AF_INET)
+ r = sd_rtnl_message_append_in_addr(req, RTA_GATEWAY, &route->in_addr.in);
+ else if (route->family == AF_INET6)
+ r = sd_rtnl_message_append_in6_addr(req, RTA_GATEWAY, &route->in_addr.in6);
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_GATEWAY attribute: %m");
}
if (route->dst_prefixlen) {
r = sd_rtnl_message_append_in_addr(req, RTA_DST, &route->dst_addr.in);
else if (route->family == AF_INET6)
r = sd_rtnl_message_append_in6_addr(req, RTA_DST, &route->dst_addr.in6);
- if (r < 0) {
- log_error("Could not append RTA_DST attribute: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_DST attribute: %m");
r = sd_rtnl_message_route_set_dst_prefixlen(req, route->dst_prefixlen);
- if (r < 0) {
- log_error("Could not set destination prefix length: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Could not set destination prefix length: %m");
}
- r = sd_rtnl_message_route_set_scope(req, route->scope);
- if (r < 0) {
- log_error("Could not set scope: %s", strerror(-r));
- return r;
+ if (route->src_prefixlen) {
+ if (route->family == AF_INET)
+ r = sd_rtnl_message_append_in_addr(req, RTA_SRC, &route->src_addr.in);
+ else if (route->family == AF_INET6)
+ r = sd_rtnl_message_append_in6_addr(req, RTA_SRC, &route->src_addr.in6);
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_DST attribute: %m");
+
+ r = sd_rtnl_message_route_set_src_prefixlen(req, route->src_prefixlen);
+ if (r < 0)
+ return log_error_errno(r, "Could not set source prefix length: %m");
}
- r = sd_rtnl_message_append_u32(req, RTA_PRIORITY, route->metrics);
- if (r < 0) {
- log_error("Could not append RTA_PRIORITY attribute: %s", strerror(-r));
- return r;
+ if (!in_addr_is_null(route->family, &route->prefsrc_addr)) {
+ if (route->family == AF_INET)
+ r = sd_rtnl_message_append_in_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in);
+ else if (route->family == AF_INET6)
+ r = sd_rtnl_message_append_in6_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in6);
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_PREFSRC attribute: %m");
}
+ r = sd_rtnl_message_route_set_scope(req, route->scope);
+ if (r < 0)
+ return log_error_errno(r, "Could not set scope: %m");
+
+ r = sd_rtnl_message_append_u32(req, RTA_PRIORITY, route->metrics);
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_PRIORITY attribute: %m");
+
r = sd_rtnl_message_append_u32(req, RTA_OIF, link->ifindex);
- if (r < 0) {
- log_error("Could not append RTA_OIF attribute: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_OIF attribute: %m");
r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
- if (r < 0) {
- log_error("Could not send rtnetlink message: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Could not send rtnetlink message: %m");
link_ref(link);
assert(route->family == AF_INET || route->family == AF_INET6);
r = sd_rtnl_message_new_route(link->manager->rtnl, &req,
- RTM_NEWROUTE, route->family);
- if (r < 0) {
- log_error("Could not create RTM_NEWROUTE message: %s", strerror(-r));
- return r;
- }
+ RTM_NEWROUTE, route->family,
+ route->protocol);
+ if (r < 0)
+ return log_error_errno(r, "Could not create RTM_NEWROUTE message: %m");
- if (route->family == AF_INET)
- r = sd_rtnl_message_append_in_addr(req, RTA_GATEWAY, &route->in_addr.in);
- else if (route->family == AF_INET6)
- r = sd_rtnl_message_append_in6_addr(req, RTA_GATEWAY, &route->in_addr.in6);
- if (r < 0) {
- log_error("Could not append RTA_GATEWAY attribute: %s", strerror(-r));
- return r;
+ if (!in_addr_is_null(route->family, &route->in_addr)) {
+ if (route->family == AF_INET)
+ r = sd_rtnl_message_append_in_addr(req, RTA_GATEWAY, &route->in_addr.in);
+ else if (route->family == AF_INET6)
+ r = sd_rtnl_message_append_in6_addr(req, RTA_GATEWAY, &route->in_addr.in6);
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_GATEWAY attribute: %m");
}
if (route->dst_prefixlen) {
r = sd_rtnl_message_append_in_addr(req, RTA_DST, &route->dst_addr.in);
else if (route->family == AF_INET6)
r = sd_rtnl_message_append_in6_addr(req, RTA_DST, &route->dst_addr.in6);
- if (r < 0) {
- log_error("Could not append RTA_DST attribute: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_DST attribute: %m");
r = sd_rtnl_message_route_set_dst_prefixlen(req, route->dst_prefixlen);
- if (r < 0) {
- log_error("Could not set destination prefix length: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Could not set destination prefix length: %m");
}
- r = sd_rtnl_message_route_set_scope(req, route->scope);
- if (r < 0) {
- log_error("Could not set scope: %s", strerror(-r));
- return r;
+ if (route->src_prefixlen) {
+ if (route->family == AF_INET)
+ r = sd_rtnl_message_append_in_addr(req, RTA_SRC, &route->src_addr.in);
+ else if (route->family == AF_INET6)
+ r = sd_rtnl_message_append_in6_addr(req, RTA_SRC, &route->src_addr.in6);
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_SRC attribute: %m");
+
+ r = sd_rtnl_message_route_set_src_prefixlen(req, route->src_prefixlen);
+ if (r < 0)
+ return log_error_errno(r, "Could not set source prefix length: %m");
}
- r = sd_rtnl_message_append_u32(req, RTA_PRIORITY, route->metrics);
- if (r < 0) {
- log_error("Could not append RTA_PRIORITY attribute: %s", strerror(-r));
- return r;
+ if (!in_addr_is_null(route->family, &route->prefsrc_addr)) {
+ if (route->family == AF_INET)
+ r = sd_rtnl_message_append_in_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in);
+ else if (route->family == AF_INET6)
+ r = sd_rtnl_message_append_in6_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in6);
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_PREFSRC attribute: %m");
}
+ r = sd_rtnl_message_route_set_scope(req, route->scope);
+ if (r < 0)
+ return log_error_errno(r, "Could not set scope: %m");
+
+ r = sd_rtnl_message_append_u32(req, RTA_PRIORITY, route->metrics);
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_PRIORITY attribute: %m");
+
r = sd_rtnl_message_append_u32(req, RTA_OIF, link->ifindex);
- if (r < 0) {
- log_error("Could not append RTA_OIF attribute: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_OIF attribute: %m");
r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
- if (r < 0) {
- log_error("Could not send rtnetlink message: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Could not send rtnetlink message: %m");
link_ref(link);
const char *rvalue,
void *data,
void *userdata) {
+
Network *network = userdata;
_cleanup_route_free_ Route *n = NULL;
- _cleanup_free_ char *route = NULL;
- int r;
+ union in_addr_union buffer;
+ int r, f;
assert(filename);
assert(section);
if (r < 0)
return r;
- r = net_parse_inaddr(rvalue, &n->family, &n->in_addr);
+ r = in_addr_from_string_auto(rvalue, &f, &buffer);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Route is invalid, ignoring assignment: %s", route);
+ "Route is invalid, ignoring assignment: %s", rvalue);
return 0;
}
+ n->family = f;
+ n->in_addr = buffer;
n = NULL;
return 0;
const char *rvalue,
void *data,
void *userdata) {
+
Network *network = userdata;
_cleanup_route_free_ Route *n = NULL;
- _cleanup_free_ char *address = NULL;
- const char *e;
- int r;
+ const char *address, *e;
+ union in_addr_union buffer;
+ unsigned char prefixlen;
+ int r, f;
assert(filename);
assert(section);
if (r < 0)
return r;
- /* Destination=address/prefixlen */
+ /* Destination|Source=address/prefixlen */
/* address */
e = strchr(rvalue, '/');
- if (e) {
- address = strndup(rvalue, e - rvalue);
- if (!address)
- return log_oom();
- } else {
- address = strdup(rvalue);
- if (!address)
- return log_oom();
- }
+ if (e)
+ address = strndupa(rvalue, e - rvalue);
+ else
+ address = rvalue;
- r = net_parse_inaddr(address, &n->family, &n->dst_addr);
+ r = in_addr_from_string_auto(address, &f, &buffer);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
"Destination is invalid, ignoring assignment: %s", address);
return 0;
}
+ if (f != AF_INET && f != AF_INET6) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Unknown address family, ignoring assignment: %s", address);
+ return 0;
+ }
+
/* prefixlen */
if (e) {
- unsigned i;
-
- r = safe_atou(e + 1, &i);
+ r = safe_atou8(e + 1, &prefixlen);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Route destination prefix length is invalid, "
- "ignoring assignment: %s", e + 1);
+ "Route destination prefix length is invalid, ignoring assignment: %s", e + 1);
return 0;
}
-
- n->dst_prefixlen = (unsigned char) i;
} else {
- switch (n->family) {
+ switch (f) {
case AF_INET:
- n->dst_prefixlen = 32;
+ prefixlen = 32;
break;
case AF_INET6:
- n->dst_prefixlen = 128;
+ prefixlen = 128;
break;
}
}
+ n->family = f;
+ if (streq(lvalue, "Destination")) {
+ n->dst_addr = buffer;
+ n->dst_prefixlen = prefixlen;
+ } else if (streq(lvalue, "Source")) {
+ n->src_addr = buffer;
+ n->src_prefixlen = prefixlen;
+ } else
+ assert_not_reached(lvalue);
+
+ n = NULL;
+
+ return 0;
+}
+
+int config_parse_route_priority(const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+ Network *network = userdata;
+ _cleanup_route_free_ Route *n = NULL;
+ int r;
+
+ assert(filename);
+ assert(section);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ r = route_new_static(network, section_line, &n);
+ if (r < 0)
+ return r;
+
+ r = config_parse_unsigned(unit, filename, line, section,
+ section_line, lvalue, ltype,
+ rvalue, &n->metrics, userdata);
+ if (r < 0)
+ return r;
+
+ n = NULL;
+
+ return 0;
+}
+
+int config_parse_route_scope(const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+ Network *network = userdata;
+ _cleanup_route_free_ Route *n = NULL;
+ int r;
+
+ assert(filename);
+ assert(section);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ r = route_new_static(network, section_line, &n);
+ if (r < 0)
+ return r;
+
+ if (streq(rvalue, "host"))
+ n->scope = RT_SCOPE_HOST;
+ else if (streq(rvalue, "link"))
+ n->scope = RT_SCOPE_LINK;
+ else if (streq(rvalue, "global"))
+ n->scope = RT_SCOPE_UNIVERSE;
+ else {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Unknown route scope: %s", rvalue);
+ return 0;
+ }
+
n = NULL;
return 0;