Expectation get cli tool

2 files changed, 131 insertions, 1 deletions

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 <Rich.Fought@watchguard.com>
+ */
+
+#include <netlink/cli/utils.h>
+#include <netlink/cli/exp.h>
+
+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, &params, OBJ_CAST(exp));
+
+	return 0;
+}