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authorJĂșlius Milan <julius.milan@pantheon.tech>2021-09-10 09:43:31 +0200
committerAndrew Yourtchenko <ayourtch@gmail.com>2021-09-28 13:38:36 +0000
commit11c7cdd590a06a9681c43bde53055183c9d0058b (patch)
treeed41596f529ed55c30d72e654c721b1bf651cc3b /src/plugins/nat/nat44-ei
parent2430bad8951a321e0fcb50eafb562ecbdbecbb5b (diff)
nat: NAT44 ED & EI session filtering CLI
Improving session filtering capabilities of show nat44 sessions CLI command for EI and ED NAT plugins. Adding filtering options: saddr, sport, daddr, dport, proto for both i2o and o2i flows. Type: improvement Change-Id: I70bc94a2e922cddf9451eb7dcbf4a7be21ebf0df Signed-off-by: Filip Varga <fivarga@cisco.com>
Diffstat (limited to 'src/plugins/nat/nat44-ei')
-rw-r--r--src/plugins/nat/nat44-ei/nat44_ei_cli.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/src/plugins/nat/nat44-ei/nat44_ei_cli.c b/src/plugins/nat/nat44-ei/nat44_ei_cli.c
index a009f0292d3..9ee117e97c1 100644
--- a/src/plugins/nat/nat44-ei/nat44_ei_cli.c
+++ b/src/plugins/nat/nat44-ei/nat44_ei_cli.c
@@ -1252,6 +1252,8 @@ nat44_ei_show_sessions_command_fn (vlib_main_t *vm, unformat_input_t *input,
{
unformat_input_t _line_input, *line_input = &_line_input;
clib_error_t *error = 0;
+ ip4_address_t saddr;
+ u8 filter_saddr = 0;
nat44_ei_main_per_thread_data_t *tnm;
nat44_ei_main_t *nm = &nat44_ei_main;
@@ -1266,6 +1268,9 @@ nat44_ei_show_sessions_command_fn (vlib_main_t *vm, unformat_input_t *input,
{
if (unformat (line_input, "detail"))
detail = 1;
+ else if (unformat (line_input, "filter saddr %U", unformat_ip4_address,
+ &saddr))
+ filter_saddr = 1;
else
{
error = clib_error_return (0, "unknown input '%U'",
@@ -1288,6 +1293,8 @@ print:
nat44_ei_user_t *u;
pool_foreach (u, tnm->users)
{
+ if (filter_saddr && saddr.as_u32 != u->addr.as_u32)
+ continue;
vlib_cli_output (vm, " %U", format_nat44_ei_user, tnm, u, detail);
}
}
@@ -1930,7 +1937,7 @@ VLIB_CLI_COMMAND (nat44_ei_show_interface_address_command, static) = {
?*/
VLIB_CLI_COMMAND (nat44_ei_show_sessions_command, static) = {
.path = "show nat44 ei sessions",
- .short_help = "show nat44 ei sessions [detail]",
+ .short_help = "show nat44 ei sessions [detail] [filter saddr <ip>]",
.function = nat44_ei_show_sessions_command_fn,
};