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authorFilip Varga <fivarga@cisco.com>2021-05-03 13:45:16 +0200
committerOle Tr�an <otroan@employees.org>2021-05-05 13:23:50 +0000
commit9d91e0271f416819f8a6d712d5475593ea37d794 (patch)
treeb1b1f11c25f6c90b05a74443827d6e1cefb0edbe /src/plugins/nat/nat44-ed
parentae80aba3b070ad12ad4e2d587b6cdf47f0abe6e1 (diff)
nat: cli commands parsing fix
Newline get's ignored when parsing configuration file. Type: fix Signed-off-by: Filip Varga <fivarga@cisco.com> Change-Id: Ib4f86177150dfe3bc085231a9268cf730490ea81
Diffstat (limited to 'src/plugins/nat/nat44-ed')
-rw-r--r--src/plugins/nat/nat44-ed/nat44_ed_cli.c215
1 files changed, 101 insertions, 114 deletions
diff --git a/src/plugins/nat/nat44-ed/nat44_ed_cli.c b/src/plugins/nat/nat44-ed/nat44_ed_cli.c
index fd4b1ec041c..8ded7eebe7f 100644
--- a/src/plugins/nat/nat44-ed/nat44_ed_cli.c
+++ b/src/plugins/nat/nat44-ed/nat44_ed_cli.c
@@ -27,27 +27,21 @@
#include <nat/nat44-ed/nat44_ed_inlines.h>
#include <nat/nat44-ed/nat44_ed_affinity.h>
+#define NAT44_ED_EXPECTED_ARGUMENT "expected required argument(s)"
+
static clib_error_t *
-nat44_enable_command_fn (vlib_main_t * vm,
- unformat_input_t * input, vlib_cli_command_t * cmd)
+nat44_ed_enable_disable_command_fn (vlib_main_t *vm, unformat_input_t *input,
+ vlib_cli_command_t *cmd)
{
snat_main_t *sm = &snat_main;
unformat_input_t _line_input, *line_input = &_line_input;
clib_error_t *error = 0;
nat44_config_t c = { 0 };
- u8 mode_set = 0;
-
- if (sm->enabled)
- return clib_error_return (0, "nat44 already enabled");
+ u8 enable_set = 0, enable = 0, mode_set = 0;
- /* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- {
- if (nat44_plugin_enable (c) != 0)
- return clib_error_return (0, "nat44 enable failed");
- return 0;
- }
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -63,6 +57,14 @@ nat44_enable_command_fn (vlib_main_t * vm,
else if (unformat (line_input, "inside-vrf %u", &c.inside_vrf));
else if (unformat (line_input, "outside-vrf %u", &c.outside_vrf));
else if (unformat (line_input, "sessions %u", &c.sessions));
+ else if (!enable_set)
+ {
+ enable_set = 1;
+ if (unformat (line_input, "disable"))
+ ;
+ else if (unformat (line_input, "enable"))
+ enable = 1;
+ }
else
{
error = clib_error_return (0, "unknown input '%U'",
@@ -71,32 +73,37 @@ nat44_enable_command_fn (vlib_main_t * vm,
}
}
- if (!c.sessions)
+ if (!enable_set)
{
- error = clib_error_return (0, "number of sessions is required");
+ error = clib_error_return (0, "expected enable | disable");
goto done;
}
- if (nat44_plugin_enable (c) != 0)
- error = clib_error_return (0, "nat44 enable failed");
-done:
- unformat_free (line_input);
- return error;
-}
-
-static clib_error_t *
-nat44_disable_command_fn (vlib_main_t * vm,
- unformat_input_t * input, vlib_cli_command_t * cmd)
-{
- snat_main_t *sm = &snat_main;
- clib_error_t *error = 0;
+ if (enable)
+ {
+ if (sm->enabled)
+ {
+ error = clib_error_return (0, "already enabled");
+ goto done;
+ }
- if (!sm->enabled)
- return clib_error_return (0, "nat44 already disabled");
+ if (nat44_plugin_enable (c) != 0)
+ error = clib_error_return (0, "enable failed");
+ }
+ else
+ {
+ if (!sm->enabled)
+ {
+ error = clib_error_return (0, "already disabled");
+ goto done;
+ }
- if (nat44_plugin_disable () != 0)
- error = clib_error_return (0, "nat44 disable failed");
+ if (nat44_plugin_disable () != 0)
+ error = clib_error_return (0, "disable failed");
+ }
+done:
+ unformat_free (line_input);
return error;
}
@@ -111,7 +118,7 @@ set_workers_command_fn (vlib_main_t * vm,
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -187,7 +194,7 @@ snat_set_log_level_command_fn (vlib_main_t * vm,
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
if (!unformat (line_input, "%d", &log_level))
{
@@ -214,21 +221,13 @@ snat_ipfix_logging_enable_disable_command_fn (vlib_main_t * vm,
vlib_cli_command_t * cmd)
{
unformat_input_t _line_input, *line_input = &_line_input;
- u32 domain_id = 0;
- u32 src_port = 0;
- u8 enable = 1;
- int rv = 0;
clib_error_t *error = 0;
- /* Get a line of input. */
+ u32 domain_id = 0, src_port = 0;
+ u8 enable_set = 0, enable = 0;
+
if (!unformat_user (input, unformat_line_input, line_input))
- {
- rv = nat_ipfix_logging_enable_disable (enable, domain_id,
- (u16) src_port);
- if (rv)
- return clib_error_return (0, "ipfix logging enable failed");
- return 0;
- }
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -236,8 +235,14 @@ snat_ipfix_logging_enable_disable_command_fn (vlib_main_t * vm,
;
else if (unformat (line_input, "src-port %d", &src_port))
;
- else if (unformat (line_input, "disable"))
- enable = 0;
+ else if (!enable_set)
+ {
+ enable_set = 1;
+ if (unformat (line_input, "disable"))
+ ;
+ else if (unformat (line_input, "enable"))
+ enable = 1;
+ }
else
{
error = clib_error_return (0, "unknown input '%U'",
@@ -246,9 +251,13 @@ snat_ipfix_logging_enable_disable_command_fn (vlib_main_t * vm,
}
}
- rv = nat_ipfix_logging_enable_disable (enable, domain_id, (u16) src_port);
+ if (!enable_set)
+ {
+ error = clib_error_return (0, "expected enable | disable");
+ goto done;
+ }
- if (rv)
+ if (nat_ipfix_logging_enable_disable (enable, domain_id, (u16) src_port))
{
error = clib_error_return (0, "ipfix logging enable failed");
goto done;
@@ -306,7 +315,7 @@ nat_set_mss_clamping_command_fn (vlib_main_t * vm, unformat_input_t * input,
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -359,7 +368,7 @@ add_address_command_fn (vlib_main_t * vm,
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -663,7 +672,7 @@ snat_feature_command_fn (vlib_main_t * vm,
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -805,7 +814,7 @@ add_static_mapping_command_fn (vlib_main_t * vm,
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -925,7 +934,7 @@ add_identity_mapping_command_fn (vlib_main_t * vm,
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -999,7 +1008,7 @@ add_lb_static_mapping_command_fn (vlib_main_t * vm,
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -1103,7 +1112,7 @@ add_lb_backend_command_fn (vlib_main_t * vm,
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -1207,7 +1216,7 @@ snat_add_interface_address_command_fn (vlib_main_t * vm,
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -1322,9 +1331,8 @@ nat44_set_session_limit_command_fn (vlib_main_t * vm,
u32 session_limit = 0, vrf_id = 0;
- /* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -1365,9 +1373,8 @@ nat44_del_session_command_fn (vlib_main_t * vm,
int is_in = 0;
int rv;
- /* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -1426,25 +1433,22 @@ snat_forwarding_set_command_fn (vlib_main_t * vm,
{
snat_main_t *sm = &snat_main;
unformat_input_t _line_input, *line_input = &_line_input;
- u8 forwarding_enable;
- u8 forwarding_enable_set = 0;
clib_error_t *error = 0;
- /* Get a line of input. */
+ u8 enable_set = 0, enable = 0;
+
if (!unformat_user (input, unformat_line_input, line_input))
- return clib_error_return (0, "'enable' or 'disable' expected");
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
- if (!forwarding_enable_set && unformat (line_input, "enable"))
- {
- forwarding_enable = 1;
- forwarding_enable_set = 1;
- }
- else if (!forwarding_enable_set && unformat (line_input, "disable"))
+ if (!enable_set)
{
- forwarding_enable = 0;
- forwarding_enable_set = 1;
+ enable_set = 1;
+ if (unformat (line_input, "disable"))
+ ;
+ else if (unformat (line_input, "enable"))
+ enable = 1;
}
else
{
@@ -1454,17 +1458,13 @@ snat_forwarding_set_command_fn (vlib_main_t * vm,
}
}
- if (!forwarding_enable_set)
- {
- error = clib_error_return (0, "'enable' or 'disable' expected");
- goto done;
- }
-
- sm->forwarding_enabled = forwarding_enable;
+ if (!enable_set)
+ error = clib_error_return (0, "expected enable | disable");
+ else
+ sm->forwarding_enabled = enable;
done:
unformat_free (line_input);
-
return error;
}
@@ -1476,9 +1476,8 @@ set_timeout_command_fn (vlib_main_t * vm,
unformat_input_t _line_input, *line_input = &_line_input;
clib_error_t *error = 0;
- /* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
@@ -1526,9 +1525,10 @@ set_frame_queue_nelts_command_fn (vlib_main_t *vm, unformat_input_t *input,
unformat_input_t _line_input, *line_input = &_line_input;
clib_error_t *error = 0;
u32 frame_queue_nelts = 0;
- /* Get a line of input. */
+
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, NAT44_ED_EXPECTED_ARGUMENT);
+
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (line_input, "%u", &frame_queue_nelts))
@@ -1557,38 +1557,24 @@ done:
/*?
* @cliexpar
- * @cliexstart{nat44 enable}
+ * @cliexstart{nat44}
* Enable nat44 plugin
- * To enable nat44, use:
- * vpp# nat44 enable sessions <n>
- * To enable nat44 static mapping only, use:
- * vpp# nat44 enable sessions <n> static-mapping
- * To enable nat44 static mapping with connection tracking, use:
- * vpp# nat44 enable sessions <n> static-mapping connection-tracking
- * To set inside-vrf outside-vrf, use:
- * vpp# nat44 enable sessions <n> inside-vrf <id> outside-vrf <id>
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (nat44_enable_command, static) = {
- .path = "nat44 enable",
- .short_help =
- "nat44 enable sessions <max-number> [static-mappig-only "
- "[connection-tracking]] [inside-vrf <vrf-id>] [outside-vrf <vrf-id>]",
- .function = nat44_enable_command_fn,
-};
-
-/*?
- * @cliexpar
- * @cliexstart{nat44 disable}
- * Disable nat44 plugin
- * To disable nat44, use:
+ * To enable nat44-ed, use:
+ * vpp# nat44 enable
+ * To disable nat44-ed, use:
* vpp# nat44 disable
+ * To enable nat44-ed static mapping with connection tracking, use:
+ * vpp# nat44-ed enable static-mapping connection-tracking
+ * To set inside-vrf outside-vrf, use:
+ * vpp# nat44 enable inside-vrf <id> outside-vrf <id>
* @cliexend
?*/
-VLIB_CLI_COMMAND (nat44_disable_command, static) = {
- .path = "nat44 disable",
- .short_help = "nat44 disable",
- .function = nat44_disable_command_fn,
+VLIB_CLI_COMMAND (nat44_ed_enable_disable_command, static) = {
+ .path = "nat44",
+ .short_help = "nat44 <enable [sessions <max-number>] [static-mapping-only "
+ "connection-tracking] [inside-vrf <vrf-id>] "
+ "[outside-vrf <vrf-id>]>|disable",
+ .function = nat44_ed_enable_disable_command_fn,
};
/*?
@@ -1691,7 +1677,8 @@ VLIB_CLI_COMMAND (snat_set_log_level_command, static) = {
VLIB_CLI_COMMAND (snat_ipfix_logging_enable_disable_command, static) = {
.path = "nat ipfix logging",
.function = snat_ipfix_logging_enable_disable_command_fn,
- .short_help = "nat ipfix logging [domain <domain-id>] [src-port <port>] [disable]",
+ .short_help = "nat ipfix logging disable|<enable [domain <domain-id>] "
+ "[src-port <port>]>",
};
/*?