diff --git a/man/man8/tc-tunnel_key.8 b/man/man8/tc-tunnel_key.8 index 7d4b30e4..1e093624 100644 --- a/man/man8/tc-tunnel_key.8 +++ b/man/man8/tc-tunnel_key.8 @@ -16,6 +16,8 @@ tunnel_key - Tunnel metadata manipulation .IR ADDRESS .BI id " KEY_ID" .BI dst_port " UDP_PORT" +.BI tos " TOS" +.BI ttl " TTL" .RB "[ " csum " | " nocsum " ]" .SH DESCRIPTION @@ -89,6 +91,12 @@ is specified in the form CLASS:TYPE:DATA, where CLASS is represented as a variable length hexadecimal value. Additionally multiple options may be listed using a comma delimiter. .TP +.B tos +Outer header TOS +.TP +.B ttl +Outer header TTL +.TP .RB [ no ] csum Controlls outer UDP checksum. When set to .B csum diff --git a/tc/m_tunnel_key.c b/tc/m_tunnel_key.c index 5a0e3fc3..e9e71e41 100644 --- a/tc/m_tunnel_key.c +++ b/tc/m_tunnel_key.c @@ -190,6 +190,22 @@ static int tunnel_key_parse_geneve_opts(char *str, struct nlmsghdr *n) return 0; } +static int tunnel_key_parse_tos_ttl(char *str, int type, struct nlmsghdr *n) +{ + int ret; + __u8 val; + + ret = get_u8(&val, str, 10); + if (ret) + ret = get_u8(&val, str, 16); + if (ret) + return -1; + + addattr8(n, MAX_MSG, type, val); + + return 0; +} + static int parse_tunnel_key(struct action_util *a, int *argc_p, char ***argv_p, int tca_id, struct nlmsghdr *n) { @@ -273,6 +289,22 @@ static int parse_tunnel_key(struct action_util *a, int *argc_p, char ***argv_p, fprintf(stderr, "Illegal \"geneve_opts\"\n"); return -1; } + } else if (matches(*argv, "tos") == 0) { + NEXT_ARG(); + ret = tunnel_key_parse_tos_ttl(*argv, + TCA_TUNNEL_KEY_ENC_TOS, n); + if (ret < 0) { + fprintf(stderr, "Illegal \"tos\"\n"); + return -1; + } + } else if (matches(*argv, "ttl") == 0) { + NEXT_ARG(); + ret = tunnel_key_parse_tos_ttl(*argv, + TCA_TUNNEL_KEY_ENC_TTL, n); + if (ret < 0) { + fprintf(stderr, "Illegal \"ttl\"\n"); + return -1; + } } else if (matches(*argv, "csum") == 0) { csum = 1; } else if (matches(*argv, "nocsum") == 0) { @@ -435,6 +467,23 @@ static void tunnel_key_print_key_opt(const char *name, struct rtattr *attr) tb[TCA_TUNNEL_KEY_ENC_OPTS_GENEVE]); } +static void tunnel_key_print_tos_ttl(FILE *f, char *name, + struct rtattr *attr) +{ + if (!attr) + return; + + if (matches(name, "tos") == 0 && rta_getattr_u8(attr) != 0) { + print_string(PRINT_FP, NULL, "%s", _SL_); + print_uint(PRINT_ANY, "tos", "\ttos 0x%x", + rta_getattr_u8(attr)); + } else if (matches(name, "ttl") == 0 && rta_getattr_u8(attr) != 0) { + print_string(PRINT_FP, NULL, "%s", _SL_); + print_uint(PRINT_ANY, "ttl", "\tttl %u", + rta_getattr_u8(attr)); + } +} + static int print_tunnel_key(struct action_util *au, FILE *f, struct rtattr *arg) { struct rtattr *tb[TCA_TUNNEL_KEY_MAX + 1]; @@ -476,6 +525,10 @@ static int print_tunnel_key(struct action_util *au, FILE *f, struct rtattr *arg) tb[TCA_TUNNEL_KEY_ENC_OPTS]); tunnel_key_print_flag(f, "nocsum", "csum", tb[TCA_TUNNEL_KEY_NO_CSUM]); + tunnel_key_print_tos_ttl(f, "tos", + tb[TCA_TUNNEL_KEY_ENC_TOS]); + tunnel_key_print_tos_ttl(f, "ttl", + tb[TCA_TUNNEL_KEY_ENC_TTL]); break; } print_action_control(f, " ", parm->action, "");