From 453492c9b2241c1ce9ca89dabe5365d7981cedf7 Mon Sep 17 00:00:00 2001 From: Rich Fought Date: Tue, 9 Oct 2012 10:52:34 -0700 Subject: Expectation get cli tool --- src/Makefile.am | 2 +- src/nf-exp-list.c | 130 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 131 insertions(+), 1 deletion(-) create mode 100644 src/nf-exp-list.c diff --git a/src/Makefile.am b/src/Makefile.am index 132a415..cf5cd48 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -21,7 +21,7 @@ sbin_PROGRAMS = \ nl-link-list noinst_PROGRAMS = \ - nf-ct-list nf-log nf-queue nf-monitor \ + nf-ct-list nf-log nf-queue nf-monitor nf-exp-list \ nl-addr-add nl-addr-delete nl-addr-list \ nl-link-set nl-link-stats \ nl-link-ifindex2name nl-link-name2ifindex \ diff --git a/src/nf-exp-list.c b/src/nf-exp-list.c new file mode 100644 index 0000000..5a29b4a --- /dev/null +++ b/src/nf-exp-list.c @@ -0,0 +1,130 @@ +/* + * src/nf-exp-list.c List Conntrack Entries + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation version 2.1 + * of the License. + * + * Copyright (c) 2012 Rich Fought + */ + +#include +#include + +static void print_usage(void) +{ + printf( + "Usage: nf-exp-list [OPTION]... [CONNTRACK ENTRY]\n" + "\n" + "Options\n" + " -f, --format=TYPE Output format { brief | details | stats }\n" + " -h, --help Show this help\n" + " -v, --version Show versioning information\n" + "\n" + "Expectation Selection\n" + " -i, --id=NUM Identifier\n" + " --expect-proto=PROTOCOL Expectation protocol\n" + " --expect-src=ADDR Expectation source address\n" + " --expect-sport=PORT Expectation source port\n" + " --expect-dst=ADDR Expectation destination address\n" + " --expect-dport=PORT Expectation destination port\n" + " --master-proto=PROTOCOL Master conntrack protocol\n" + " --master-src=ADDR Master conntrack source address\n" + " --master-sport=PORT Master conntrack source port\n" + " --master-dst=ADDR Master conntrack destination address\n" + " --master-dport=PORT Master conntrack destination port\n" + " -F, --family=FAMILY Address family\n" + " --timeout=NUM Timeout value\n" + //" --flags Flags\n" + ); + exit(0); +} + +int main(int argc, char *argv[]) +{ + struct nl_sock *sock; + struct nl_cache *exp_cache; + struct nfnl_exp *exp; + struct nl_dump_params params = { + .dp_type = NL_DUMP_LINE, + .dp_fd = stdout, + }; + + exp = nl_cli_exp_alloc(); + + for (;;) { + int c, optidx = 0; + enum { + ARG_MARK = 270, + ARG_TCP_STATE = 271, + ARG_EXPECT_PROTO, + ARG_EXPECT_SRC, + ARG_EXPECT_SPORT, + ARG_EXPECT_DST, + ARG_EXPECT_DPORT, + ARG_MASTER_PROTO, + ARG_MASTER_SRC, + ARG_MASTER_SPORT, + ARG_MASTER_DST, + ARG_MASTER_DPORT, + ARG_TIMEOUT, + //ARG_FLAGS, + }; + static struct option long_opts[] = { + { "format", 1, 0, 'f' }, + { "help", 0, 0, 'h' }, + { "version", 0, 0, 'v' }, + { "id", 1, 0, 'i' }, + { "expect-proto", 1, 0, ARG_EXPECT_PROTO }, + { "expect-src", 1, 0, ARG_EXPECT_SRC }, + { "expect-sport", 1, 0, ARG_EXPECT_SPORT }, + { "expect-dst", 1, 0, ARG_EXPECT_DST }, + { "expect-dport", 1, 0, ARG_EXPECT_DPORT }, + { "master-proto", 1, 0, ARG_MASTER_PROTO }, + { "master-src", 1, 0, ARG_MASTER_SRC }, + { "master-sport", 1, 0, ARG_MASTER_SPORT }, + { "master-dst", 1, 0, ARG_MASTER_DST }, + { "master-dport", 1, 0, ARG_MASTER_DPORT }, + { "family", 1, 0, 'F' }, + { "timeout", 1, 0, ARG_TIMEOUT }, + //{ "flags", 1, 0, ARG_FLAGS}, + { 0, 0, 0, 0 } + }; + + c = getopt_long(argc, argv, "46f:hvi:p:F:", long_opts, &optidx); + if (c == -1) + break; + + switch (c) { + case '?': exit(NLE_INVAL); + case '4': nfnl_exp_set_family(exp, AF_INET); break; + case '6': nfnl_exp_set_family(exp, AF_INET6); break; + case 'f': params.dp_type = nl_cli_parse_dumptype(optarg); break; + case 'h': print_usage(); break; + case 'v': nl_cli_print_version(); break; + case 'i': nl_cli_exp_parse_id(exp, optarg); break; + case ARG_EXPECT_PROTO: nl_cli_exp_parse_l4protonum(exp, NFNL_EXP_TUPLE_EXPECT, optarg); break; + case ARG_EXPECT_SRC: nl_cli_exp_parse_src(exp, NFNL_EXP_TUPLE_EXPECT, optarg); break; + case ARG_EXPECT_SPORT: nl_cli_exp_parse_src_port(exp, NFNL_EXP_TUPLE_EXPECT, optarg); break; + case ARG_EXPECT_DST: nl_cli_exp_parse_dst(exp, NFNL_EXP_TUPLE_EXPECT, optarg); break; + case ARG_EXPECT_DPORT: nl_cli_exp_parse_dst_port(exp, NFNL_EXP_TUPLE_EXPECT, optarg); break; + case ARG_MASTER_PROTO: nl_cli_exp_parse_l4protonum(exp, NFNL_EXP_TUPLE_MASTER, optarg); break; + case ARG_MASTER_SRC: nl_cli_exp_parse_src(exp, NFNL_EXP_TUPLE_MASTER, optarg); break; + case ARG_MASTER_SPORT: nl_cli_exp_parse_src_port(exp, NFNL_EXP_TUPLE_MASTER, optarg); break; + case ARG_MASTER_DST: nl_cli_exp_parse_dst(exp, NFNL_EXP_TUPLE_MASTER, optarg); break; + case ARG_MASTER_DPORT: nl_cli_exp_parse_dst_port(exp, NFNL_EXP_TUPLE_MASTER, optarg); break; + case 'F': nl_cli_exp_parse_family(exp, optarg); break; + case ARG_TIMEOUT: nl_cli_exp_parse_timeout(exp, optarg); break; + //case ARG_FLAGS: nl_cli_exp_parse_flags(exp, optarg); break; + } + } + + sock = nl_cli_alloc_socket(); + nl_cli_connect(sock, NETLINK_NETFILTER); + exp_cache = nl_cli_exp_alloc_cache(sock); + + nl_cache_dump_filter(exp_cache, ¶ms, OBJ_CAST(exp)); + + return 0; +} -- cgit v0.12