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bgpd: Refactor community-list commands

Browse Source 
Part of an ongoing campaign to remove argv parsing
helper functions.

Signed-off-by: Quentin Young <qlyoung@cumulusnetworks.com>
This commit is contained in:
Quentin Young 2016-10-31 20:19:49 +00:00
parent 5b5231b091
commit 42f914d4dd
1 changed files with 192 additions and 208 deletions
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400
bgpd/bgp_vty.c
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@ -11063,111 +11063,6 @@ community_list_perror (struct vty *vty, int ret)
/* "community-list" keyword help string. */
#define COMMUNITY_LIST_STR "Add a community list entry\n"
static int
community_list_set_vty (struct vty *vty, int argc, struct cmd_token **argv,
int style)
{
int idx_number = 2;
int idx_name = 3;
int idx_permit_deny = 4;
int idx_aa_nn = 5;
int direct;
int ret;
char *str;
char *name;
/* Check the list type. */
if (strmatch(argv[idx_permit_deny]->text, "permit"))
direct = COMMUNITY_PERMIT;
else
direct = COMMUNITY_DENY;
if (argv[idx_number]->type == RANGE_TKN)
{
name = argv[idx_number]->arg;
idx_permit_deny--;
idx_aa_nn--;
}
else
{
name = argv[idx_name]->arg;
/* All digit name check. */
if (all_digit (name))
{
vty_out (vty, "%% Community name cannot have all digits%s", VTY_NEWLINE);
return CMD_WARNING;
}
}
/* Concat community string argument. */
if (argc > idx_aa_nn)
str = argv_concat (argv, argc, idx_aa_nn);
else
str = NULL;
/* When community_list_set() return nevetive value, it means
malformed community string. */
ret = community_list_set (bgp_clist, name, str, direct, style);
/* Free temporary community list string allocated by
argv_concat(). */
if (str)
XFREE (MTYPE_TMP, str);
if (ret < 0)
{
/* Display error string. */
community_list_perror (vty, ret);
return CMD_WARNING;
}
return CMD_SUCCESS;
}
static int
community_list_unset_vty (struct vty *vty, int argc, struct cmd_token **argv,
int style)
{
/* CHECK ME dwalton finish this
int ret;
int direct = 0;
char *str = NULL;
if (argc > 1)
{
// Check the list direct.
if (strncmp (argv[1], "p", 1) == 0)
direct = COMMUNITY_PERMIT;
else if (strncmp (argv[1], "d", 1) == 0)
direct = COMMUNITY_DENY;
else
{
vty_out (vty, "%% Matching condition must be permit or deny%s",
VTY_NEWLINE);
return CMD_WARNING;
}
// Concat community string argument.
str = argv_concat (argv, argc, 2);
}
// Unset community list
ret = community_list_unset (bgp_clist, argv[0], str, direct, style, delete_all);
// Free temporary community list string allocated by argv_concat().
if (str)
XFREE (MTYPE_TMP, str);
if (ret < 0)
{
community_list_perror (vty, ret);
return CMD_WARNING;
}
* */
return CMD_SUCCESS;
}
/* ip community-list standard */
DEFUN (ip_community_list_standard,
@ -11182,7 +11077,30 @@ DEFUN (ip_community_list_standard,
"Specify community to accept\n"
COMMUNITY_VAL_STR)
{
return community_list_set_vty (vty, argc, argv, COMMUNITY_LIST_STANDARD);
char *cl_name_or_number = NULL;
int direct = 0;
int style = COMMUNITY_LIST_STANDARD;
int idx = 0;
argv_find (argv, argc, "(1-99)", &idx);
argv_find (argv, argc, "WORD", &idx);
cl_name_or_number = argv[idx]->arg;
direct = argv_find (argv, argc, "permit", &idx) ? COMMUNITY_PERMIT : COMMUNITY_DENY;
argv_find (argv, argc, "AA:NN", &idx);
char *str = argv_concat (argv, argc, idx);
int ret = community_list_set (bgp_clist, cl_name_or_number, str, direct, style);
XFREE (MTYPE_TMP, str);
if (ret < 0)
{
/* Display error string. */
community_list_perror (vty, ret);
return CMD_WARNING;
}
return CMD_SUCCESS;
}
DEFUN (no_ip_community_list_standard_all,
@ -11198,13 +11116,35 @@ DEFUN (no_ip_community_list_standard_all,
"Specify community to accept\n"
COMMUNITY_VAL_STR)
{
return community_list_unset_vty (vty, argc, argv, COMMUNITY_LIST_STANDARD);
int delete_all = 0;
char *cl_name_or_number = NULL;
int direct = 0;
int style = COMMUNITY_LIST_STANDARD;
int idx = 0;
argv_find (argv, argc, "(1-99)", &idx);
argv_find (argv, argc, "WORD", &idx);
cl_name_or_number = argv[idx]->arg;
direct = argv_find (argv, argc, "permit", &idx) ? COMMUNITY_PERMIT : COMMUNITY_DENY;
argv_find (argv, argc, "AA:NN", &idx);
char *str = argv_concat (argv, argc, idx);
int ret = community_list_unset (bgp_clist, cl_name_or_number, str, direct, style, delete_all);
if (ret < 0)
{
community_list_perror (vty, ret);
return CMD_WARNING;
}
return CMD_SUCCESS;
}
/* ip community-list expanded */
DEFUN (ip_community_list_expanded_all,
ip_community_list_expanded_all_cmd,
"ip community-list <(100-500)|expanded WORD> <deny|permit> LINE...",
"ip community-list <(100-500)|expanded WORD> <deny|permit> AA:NN...",
IP_STR
COMMUNITY_LIST_STR
"Community list number (expanded)\n"
@ -11214,12 +11154,35 @@ DEFUN (ip_community_list_expanded_all,
"Specify community to accept\n"
COMMUNITY_VAL_STR)
{
return community_list_set_vty (vty, argc, argv, COMMUNITY_LIST_EXPANDED);
char *cl_name_or_number = NULL;
int direct = 0;
int style = COMMUNITY_LIST_EXPANDED;
int idx = 0;
argv_find (argv, argc, "(100-500)", &idx);
argv_find (argv, argc, "WORD", &idx);
cl_name_or_number = argv[idx]->arg;
direct = argv_find (argv, argc, "permit", &idx) ? COMMUNITY_PERMIT : COMMUNITY_DENY;
argv_find (argv, argc, "AA:NN", &idx);
char *str = argv_concat (argv, argc, idx);
int ret = community_list_set (bgp_clist, cl_name_or_number, str, direct, style);
XFREE (MTYPE_TMP, str);
if (ret < 0)
{
/* Display error string. */
community_list_perror (vty, ret);
return CMD_WARNING;
}
return CMD_SUCCESS;
}
DEFUN (no_ip_community_list_expanded_all,
no_ip_community_list_expanded_all_cmd,
"no ip community-list <(100-500)|expanded WORD> <deny|permit> LINE...",
"no ip community-list <(100-500)|expanded WORD> <deny|permit> AA:NN...",
NO_STR
IP_STR
COMMUNITY_LIST_STR
@ -11230,7 +11193,29 @@ DEFUN (no_ip_community_list_expanded_all,
"Specify community to accept\n"
COMMUNITY_VAL_STR)
{
return community_list_unset_vty (vty, argc, argv, COMMUNITY_LIST_EXPANDED);
int delete_all = 0;
char *cl_name_or_number = NULL;
int direct = 0;
int style = COMMUNITY_LIST_EXPANDED;
int idx = 0;
argv_find (argv, argc, "(100-500)", &idx);
argv_find (argv, argc, "WORD", &idx);
cl_name_or_number = argv[idx]->arg;
direct = argv_find (argv, argc, "permit", &idx) ? COMMUNITY_PERMIT : COMMUNITY_DENY;
argv_find (argv, argc, "AA:NN", &idx);
char *str = argv_concat (argv, argc, idx);
int ret = community_list_unset (bgp_clist, cl_name_or_number, str, direct, style, delete_all);
if (ret < 0)
{
community_list_perror (vty, ret);
return CMD_WARNING;
}
return CMD_SUCCESS;
}
static void
@ -11312,99 +11297,6 @@ DEFUN (show_ip_community_list_arg,
return CMD_SUCCESS;
}
static int
extcommunity_list_set_vty (struct vty *vty, int argc, struct cmd_token **argv,
int style)
{
/* CHECK ME dwalton finish this
int ret;
int direct;
char *str;
// Check the list type.
if (strncmp (argv[1], "p", 1) == 0)
direct = COMMUNITY_PERMIT;
else if (strncmp (argv[1], "d", 1) == 0)
direct = COMMUNITY_DENY;
else
{
vty_out (vty, "%% Matching condition must be permit or deny%s",
VTY_NEWLINE);
return CMD_WARNING;
}
// All digit name check.
if (reject_all_digit_name && all_digit (argv[0]))
{
vty_out (vty, "%% Community name cannot have all digits%s", VTY_NEWLINE);
return CMD_WARNING;
}
// Concat community string argument.
if (argc > 1)
str = argv_concat (argv, argc, 2);
else
str = NULL;
ret = extcommunity_list_set (bgp_clist, argv[0], str, direct, style);
// Free temporary community list string allocated by argv_concat().
if (str)
XFREE (MTYPE_TMP, str);
if (ret < 0)
{
community_list_perror (vty, ret);
return CMD_WARNING;
}
*/
return CMD_SUCCESS;
}
static int
extcommunity_list_unset_vty (struct vty *vty, int argc, struct cmd_token **argv,
int style)
{
/* CHECK ME dwalton finish this
int ret;
int direct = 0;
char *str = NULL;
if (argc > 1)
{
// Check the list direct
if (strncmp (argv[1], "p", 1) == 0)
direct = COMMUNITY_PERMIT;
else if (strncmp (argv[1], "d", 1) == 0)
direct = COMMUNITY_DENY;
else
{
vty_out (vty, "%% Matching condition must be permit or deny%s",
VTY_NEWLINE);
return CMD_WARNING;
}
// Concat community string argument.
str = argv_concat (argv, argc, 2);
}
// Unset community list.
ret = extcommunity_list_unset (bgp_clist, argv[0], str, direct, EXTCOMMUNITY_LIST_STANDARD, delete_all);
// Free temporary community list string allocated by argv_concat().
if (str)
XFREE (MTYPE_TMP, str);
if (ret < 0)
{
community_list_perror (vty, ret);
return CMD_WARNING;
}
*/
return CMD_SUCCESS;
}
/* "extcommunity-list" keyword help string. */
#define EXTCOMMUNITY_LIST_STR "Add a extended community list entry\n"
#define EXTCOMMUNITY_VAL_STR "Extended community attribute in 'rt aa:nn_or_IPaddr:nn' OR 'soo aa:nn_or_IPaddr:nn' format\n"
@ -11421,7 +11313,29 @@ DEFUN (ip_extcommunity_list_standard,
"Specify community to accept\n"
EXTCOMMUNITY_VAL_STR)
{
return extcommunity_list_set_vty (vty, argc, argv, EXTCOMMUNITY_LIST_STANDARD);
int style = EXTCOMMUNITY_LIST_STANDARD;
int direct = 0;
char *cl_number_or_name = NULL;
int idx = 0;
argv_find (argv, argc, "(1-99)", &idx);
argv_find (argv, argc, "WORD", &idx);
cl_number_or_name = argv[idx]->arg;
direct = argv_find (argv, argc, "permit", &idx) ? COMMUNITY_PERMIT : COMMUNITY_DENY;
argv_find (argv, argc, "AA:NN", &idx);
char *str = argv_concat (argv, argc, idx);
int ret = extcommunity_list_set (bgp_clist, cl_number_or_name, str, direct, style);
XFREE (MTYPE_TMP, str);
if (ret < 0)
{
community_list_perror (vty, ret);
return CMD_WARNING;
}
return CMD_SUCCESS;
}
DEFUN (ip_extcommunity_list_name_expanded,
@ -11436,7 +11350,29 @@ DEFUN (ip_extcommunity_list_name_expanded,
"Specify community to accept\n"
"An ordered list as a regular-expression\n")
{
return extcommunity_list_set_vty (vty, argc, argv, EXTCOMMUNITY_LIST_EXPANDED);
int style = EXTCOMMUNITY_LIST_EXPANDED;
int direct = 0;
char *cl_number_or_name = NULL;
int idx = 0;
argv_find (argv, argc, "(100-500)", &idx);
argv_find (argv, argc, "WORD", &idx);
cl_number_or_name = argv[idx]->arg;
direct = argv_find (argv, argc, "permit", &idx) ? COMMUNITY_PERMIT : COMMUNITY_DENY;
argv_find (argv, argc, "LINE", &idx);
char *str = argv_concat (argv, argc, idx);
int ret = extcommunity_list_set (bgp_clist, cl_number_or_name, str, direct, style);
XFREE (MTYPE_TMP, str);
if (ret < 0)
{
community_list_perror (vty, ret);
return CMD_WARNING;
}
return CMD_SUCCESS;
}
DEFUN (no_ip_extcommunity_list_standard_all,
@ -11452,7 +11388,31 @@ DEFUN (no_ip_extcommunity_list_standard_all,
"Specify community to accept\n"
EXTCOMMUNITY_VAL_STR)
{
return extcommunity_list_unset_vty (vty, argc, argv, EXTCOMMUNITY_LIST_EXPANDED);
int deleteall = 0;
int style = EXTCOMMUNITY_LIST_STANDARD;
int direct = 0;
char *cl_number_or_name = NULL;
int idx = 0;
argv_find (argv, argc, "(1-99)", &idx);
argv_find (argv, argc, "WORD", &idx);
cl_number_or_name = argv[idx]->arg;
direct = argv_find (argv, argc, "permit", &idx) ? COMMUNITY_PERMIT : COMMUNITY_DENY;
argv_find (argv, argc, "AA:NN", &idx);
char *str = argv_concat (argv, argc, idx);
int ret = extcommunity_list_unset (bgp_clist, cl_number_or_name, str, direct, style, deleteall);
XFREE (MTYPE_TMP, str);
if (ret < 0)
{
community_list_perror (vty, ret);
return CMD_WARNING;
}
return CMD_SUCCESS;
}
DEFUN (no_ip_extcommunity_list_expanded_all,
@ -11468,7 +11428,31 @@ DEFUN (no_ip_extcommunity_list_expanded_all,
"Specify community to accept\n"
"An ordered list as a regular-expression\n")
{
return extcommunity_list_unset_vty (vty, argc, argv, EXTCOMMUNITY_LIST_EXPANDED);
int deleteall = 0;
int style = EXTCOMMUNITY_LIST_EXPANDED;
int direct = 0;
char *cl_number_or_name = NULL;
int idx = 0;
argv_find (argv, argc, "(100-500)", &idx);
argv_find (argv, argc, "WORD", &idx);
cl_number_or_name = argv[idx]->arg;
direct = argv_find (argv, argc, "permit", &idx) ? COMMUNITY_PERMIT : COMMUNITY_DENY;
argv_find (argv, argc, "LINE", &idx);
char *str = argv_concat (argv, argc, idx);
int ret = extcommunity_list_unset (bgp_clist, cl_number_or_name, str, direct, style, deleteall);
XFREE (MTYPE_TMP, str);
if (ret < 0)
{
community_list_perror (vty, ret);
return CMD_WARNING;
}
return CMD_SUCCESS;
}
static void