#include <linux/ip6_tunnel.h>
#include "sd-netlink.h"
-#include "networkd-netdev-tunnel.h"
+
+#include "conf-parser.h"
+#include "missing.h"
#include "networkd-link.h"
+#include "string-util.h"
#include "util.h"
-#include "missing.h"
-#include "conf-parser.h"
+#include "networkd-netdev-tunnel.h"
#define DEFAULT_TNL_HOP_LIMIT 64
#define IP6_FLOWINFO_FLOWLABEL htonl(0x000FFFFF)
if (r < 0)
return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_TTL attribute: %m");
+ if (t->ipv6_flowlabel != _NETDEV_IPV6_FLOWLABEL_INVALID) {
+ r = sd_netlink_message_append_u32(m, IFLA_GRE_FLOWINFO, t->ipv6_flowlabel);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_FLOWINFO attribute: %m");
+ }
+
+ r = sd_netlink_message_append_u32(m, IFLA_GRE_FLAGS, t->flags);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_FLAGS attribute: %m");
+
return r;
}
return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_FLOWINFO attribute: %m");
}
- if (t->dscp)
+ if (t->copy_dscp)
t->flags |= IP6_TNL_F_RCV_DSCP_COPY;
+ if (t->encap_limit != IPV6_DEFAULT_TNL_ENCAP_LIMIT) {
+ r = sd_netlink_message_append_u8(m, IFLA_IPTUN_ENCAP_LIMIT, t->encap_limit);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_ENCAP_LIMIT attribute: %m");
+ }
+
r = sd_netlink_message_append_u32(m, IFLA_IPTUN_FLAGS, t->flags);
if (r < 0)
return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_FLAGS attribute: %m");
r = in_addr_from_string_auto(rvalue, &f, &buffer);
if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Tunnel address is invalid, ignoring assignment: %s", rvalue);
+ log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel address is invalid, ignoring assignment: %s", rvalue);
return 0;
}
if (t->family != AF_UNSPEC && t->family != f) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Tunnel addresses incompatible, ignoring assignment: %s", rvalue);
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Tunnel addresses incompatible, ignoring assignment: %s", rvalue);
return 0;
}
return 0;
}
-static const char* const ipv6_flowlabel_table[_NETDEV_IPV6_FLOWLABEL_MAX] = {
- [NETDEV_IPV6_FLOWLABEL_INHERIT] = "inherit",
-};
-
-DEFINE_STRING_TABLE_LOOKUP(ipv6_flowlabel, IPv6FlowLabel);
-
int config_parse_ipv6_flowlabel(const char* unit,
const char *filename,
unsigned line,
void *userdata) {
IPv6FlowLabel *ipv6_flowlabel = data;
Tunnel *t = userdata;
- IPv6FlowLabel s;
int k = 0;
int r;
assert(rvalue);
assert(ipv6_flowlabel);
- s = ipv6_flowlabel_from_string(rvalue);
- if (s != _NETDEV_IPV6_FLOWLABEL_INVALID) {
+ if (streq(rvalue, "inherit")) {
*ipv6_flowlabel = IP6_FLOWINFO_FLOWLABEL;
t->flags |= IP6_TNL_F_USE_ORIG_FLOWLABEL;
} else {
- r = config_parse_unsigned(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &k, userdata);
- if (r >= 0) {
- if (k > 0xFFFFF)
- log_syntax(unit, LOG_ERR, filename, line, k, "Failed to parse IPv6 flowlabel option, ignoring: %s", rvalue);
- else {
- *ipv6_flowlabel = htonl(k) & IP6_FLOWINFO_FLOWLABEL;
- t->flags &= ~IP6_TNL_F_USE_ORIG_FLOWLABEL;
- }
+ r = config_parse_int(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &k, userdata);
+ if (r < 0)
+ return r;
+
+ if (k > 0xFFFFF)
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPv6 flowlabel option, ignoring: %s", rvalue);
+ else {
+ *ipv6_flowlabel = htonl(k) & IP6_FLOWINFO_FLOWLABEL;
+ t->flags &= ~IP6_TNL_F_USE_ORIG_FLOWLABEL;
+ }
+ }
+
+ return 0;
+}
+
+int config_parse_encap_limit(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) {
+ Tunnel *t = userdata;
+ int k = 0;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ if (streq(rvalue, "none"))
+ t->flags |= IP6_TNL_F_IGN_ENCAP_LIMIT;
+ else {
+ r = safe_atoi(rvalue, &k);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse Tunnel Encapsulation Limit option, ignoring: %s", rvalue);
+ return 0;
+ }
+
+ if (k > 255 || k < 0)
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid Tunnel Encapsulation value, ignoring: %d", k);
+ else {
+ t->encap_limit = k;
+ t->flags &= ~IP6_TNL_F_IGN_ENCAP_LIMIT;
}
}