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-rw-r--r--src/nf-exp-add.c187
1 files changed, 187 insertions, 0 deletions
diff --git a/src/nf-exp-add.c b/src/nf-exp-add.c
new file mode 100644
index 0000000..4b7f9d9
--- /dev/null
+++ b/src/nf-exp-add.c
@@ -0,0 +1,187 @@
+/*
+ * src/nf-exp-add.c Create an expectation
+ *
+ * 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) 2003-2009 Thomas Graf <tgraf@suug.ch>
+ * Copyright (c) 2007 Philip Craig <philipc@snapgear.com>
+ * Copyright (c) 2007 Secure Computing Corporation
+ * Copyright (c) 2012 Rich Fought <rich.fought@watchguard.com>
+ *
+ */
+
+#include <netlink/cli/utils.h>
+#include <netlink/cli/exp.h>
+
+static int quiet = 0;
+
+static void print_usage(void)
+{
+ printf(
+ "Usage: nf-exp-list [OPTION]... [CONNTRACK ENTRY]\n"
+ "\n"
+ "Options\n"
+ " --replace Replace the address if it exists.\n"
+ " -q, --quiet Do not print informal notifications.\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"
+ " --mask-proto=PROTOCOL Mask protocol\n"
+ " --mask-src=ADDR Mask source address\n"
+ " --mask-sport=PORT Mask source port\n"
+ " --mask-dst=ADDR Mask destination address\n"
+ " --mask-dport=PORT Mask destination port\n"
+ " -F, --family=FAMILY Address family\n"
+ " --timeout=NUM Timeout value\n"
+ " --helper=STRING Helper Name\n"
+ " --flags Flags (Kernel 2.6.37)\n"
+ );
+ exit(0);
+}
+
+int main(int argc, char *argv[])
+{
+ struct nl_sock *sock;
+ struct nfnl_exp *exp;
+ struct nl_dump_params params = {
+ .dp_type = NL_DUMP_LINE,
+ .dp_fd = stdout,
+ };
+ int err, nlflags = NLM_F_CREATE;
+
+ 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_MASK_PROTO,
+ ARG_MASK_SRC,
+ ARG_MASK_SPORT,
+ ARG_MASK_DST,
+ ARG_MASK_DPORT,
+ ARG_NAT_PROTO,
+ ARG_NAT_SRC,
+ ARG_NAT_SPORT,
+ ARG_NAT_DST,
+ ARG_NAT_DPORT,
+ ARG_NAT_DIR,
+ ARG_TIMEOUT,
+ ARG_HELPER_NAME,
+ ARG_REPLACE,
+ ARG_FLAGS,
+ };
+ static struct option long_opts[] = {
+ { "replace", 1, 0, ARG_REPLACE },
+ { "quiet", 0, 0, 'q' },
+ { "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 },
+ { "mask-proto", 1, 0, ARG_MASK_PROTO },
+ { "mask-src", 1, 0, ARG_MASK_SRC },
+ { "mask-sport", 1, 0, ARG_MASK_SPORT },
+ { "mask-dst", 1, 0, ARG_MASK_DST },
+ { "mask-dport", 1, 0, ARG_MASK_DPORT },
+ { "nat-proto", 1, 0, ARG_NAT_PROTO },
+ { "nat-src", 1, 0, ARG_NAT_SRC },
+ { "nat-sport", 1, 0, ARG_NAT_SPORT },
+ { "nat-dst", 1, 0, ARG_NAT_DST },
+ { "nat-dport", 1, 0, ARG_NAT_DPORT },
+ { "nat-dir", 1, 0, ARG_NAT_DIR },
+ { "family", 1, 0, 'F' },
+ { "timeout", 1, 0, ARG_TIMEOUT },
+ { "helper", 1, 0, ARG_HELPER_NAME },
+ { "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 ARG_REPLACE: nlflags |= NLM_F_REPLACE; break;
+ case 'q': quiet = 1; break;
+ case '4': nfnl_exp_set_family(exp, AF_INET); break;
+ case '6': nfnl_exp_set_family(exp, AF_INET6); 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 ARG_MASK_PROTO: nl_cli_exp_parse_l4protonum(exp, NFNL_EXP_TUPLE_MASK, optarg); break;
+ case ARG_MASK_SRC: nl_cli_exp_parse_src(exp, NFNL_EXP_TUPLE_MASK, optarg); break;
+ case ARG_MASK_SPORT: nl_cli_exp_parse_src_port(exp, NFNL_EXP_TUPLE_MASK, optarg); break;
+ case ARG_MASK_DST: nl_cli_exp_parse_dst(exp, NFNL_EXP_TUPLE_MASK, optarg); break;
+ case ARG_MASK_DPORT: nl_cli_exp_parse_dst_port(exp, NFNL_EXP_TUPLE_MASK, optarg); break;
+ case ARG_NAT_PROTO: nl_cli_exp_parse_l4protonum(exp, NFNL_EXP_TUPLE_NAT, optarg); break;
+ case ARG_NAT_SRC: nl_cli_exp_parse_src(exp, NFNL_EXP_TUPLE_NAT, optarg); break;
+ case ARG_NAT_SPORT: nl_cli_exp_parse_src_port(exp, NFNL_EXP_TUPLE_NAT, optarg); break;
+ case ARG_NAT_DST: nl_cli_exp_parse_dst(exp, NFNL_EXP_TUPLE_NAT, optarg); break;
+ case ARG_NAT_DPORT: nl_cli_exp_parse_dst_port(exp, NFNL_EXP_TUPLE_NAT, optarg); break;
+ case ARG_NAT_DIR: nl_cli_exp_parse_nat_dir(exp, 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_HELPER_NAME: nl_cli_exp_parse_helper_name(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);
+
+ if ((err = nfnl_exp_add(sock, exp, nlflags)) < 0)
+ nl_cli_fatal(err, "Unable to add expectation: %s", nl_geterror(err));
+
+ if (!quiet) {
+ printf("Added ");
+ nl_object_dump(OBJ_CAST(exp), &params);
+ }
+
+ return 0;
+}
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