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zebra: unify the ipv4/ipv6 'show ip route' commands - part 1/2

Browse Source 
Note: I had to remove one assert in clidef.py in order to fix a build
error when using a preprocessor string (FRR_IP_REDIST_STR_ZEBRA) inside
a DEFPY command. This should be revisited later.

Signed-off-by: Renato Westphal <renato@opensourcerouting.org>
This commit is contained in:
Renato Westphal 2017-09-13 15:16:12 -03:00
parent 72806e2d23
commit ecffa493c0
3 changed files with 54 additions and 185 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
lib/vrf.h
View File

@ -51,6 +51,7 @@ enum { IFLA_VRF_UNSPEC, IFLA_VRF_TABLE, __IFLA_VRF_MAX };
*/
#define VRF_CMD_HELP_STR "Specify the VRF\nThe VRF name\n"
#define VRF_ALL_CMD_HELP_STR "Specify the VRF\nAll VRFs\n"
#define VRF_FULL_CMD_HELP_STR "Specify the VRF\nThe VRF name\nAll VRFs\n"
/*
* Pass some OS specific data up through

2
python/clidef.py
View File

@ -188,8 +188,6 @@ def process_file(fn, ofd, dumpfd, all_defun):
for entry in filedata['data']:
if entry['type'] == 'DEFPY' or (all_defun and entry['type'].startswith('DEFUN')):
cmddef = entry['args'][2]
for i in cmddef:
assert i.startswith('"') and i.endswith('"')
cmddef = ''.join([i[1:-1] for i in cmddef])
graph = clippy.Graph(cmddef)

236
zebra/zebra_vty.c
View File

@ -49,7 +49,8 @@ extern int allow_delete;
static int do_show_ip_route(struct vty *vty, const char *vrf_name, afi_t afi,
safi_t safi, bool use_fib, u_char use_json,
route_tag_t tag, struct prefix *longer_prefix_p,
route_tag_t tag,
const struct prefix *longer_prefix_p,
bool supernets_only, int type,
u_short ospf_instance_id);
static void vty_show_ip_route_detail(struct vty *vty, struct route_node *rn,
@ -935,14 +936,10 @@ static void vty_show_ip_route(struct vty *vty, struct route_node *rn,
}
}
static bool use_fib(struct cmd_token *token)
{
return strncmp(token->arg, "route", strlen(token->arg));
}
static int do_show_ip_route(struct vty *vty, const char *vrf_name, afi_t afi,
safi_t safi, bool use_fib, u_char use_json,
route_tag_t tag, struct prefix *longer_prefix_p,
route_tag_t tag,
const struct prefix *longer_prefix_p,
bool supernets_only, int type,
u_short ospf_instance_id)
{
@ -1200,14 +1197,31 @@ DEFUN (no_ipv6_nht_default_route,
return CMD_SUCCESS;
}
DEFUN (show_ip_route,
show_ip_route_cmd,
"show ip <fib|route> [vrf NAME] [tag (1-4294967295)|A.B.C.D/M longer-prefixes|supernets-only|" FRR_IP_REDIST_STR_ZEBRA "|ospf (1-65535)] [json]",
DEFPY (show_route,
show_route_cmd,
"show\
<\
ip$ipv4 <fib$fib|route> [vrf <NAME$vrf_name|all$vrf_all>]\
[\
tag (1-4294967295)\
|A.B.C.D/M$prefix longer-prefixes\
|supernets-only$supernets_only\
|" FRR_IP_REDIST_STR_ZEBRA "$type_str\
|ospf$type_str (1-65535)$ospf_instance_id\
]\
|ipv6$ipv6 <fib$fib|route> [vrf <NAME$vrf_name|all$vrf_all>]\
[\
tag (1-4294967295)\
|X:X::X:X/M$prefix longer-prefixes\
|" FRR_IP6_REDIST_STR_ZEBRA "$type_str\
]\
>\
[json$json]",
SHOW_STR
IP_STR
"IP forwarding table\n"
"IP routing table\n"
VRF_CMD_HELP_STR
VRF_FULL_CMD_HELP_STR
"Show only routes with tag\n"
"Tag value\n"
"IP prefix <network>/<length>, e.g., 35.0.0.0/8\n"
@ -1216,75 +1230,23 @@ DEFUN (show_ip_route,
FRR_IP_REDIST_HELP_STR_ZEBRA
"Open Shortest Path First (OSPFv2)\n"
"Instance ID\n"
IPV6_STR
"IP forwarding table\n"
"IP routing table\n"
VRF_FULL_CMD_HELP_STR
"Show only routes with tag\n"
"Tag value\n"
"IPv6 prefix\n"
"Show route matching the specified Network/Mask pair only\n"
FRR_IP6_REDIST_HELP_STR_ZEBRA
JSON_STR)
{
bool uf = use_fib(argv[2]);
struct route_table *table;
int vrf_all = 0;
route_tag_t tag = 0;
vrf_id_t vrf_id = VRF_DEFAULT;
afi_t afi = ipv4 ? AFI_IP : AFI_IP6;
struct vrf *vrf;
struct zebra_vrf *zvrf;
int uj = use_json(argc, argv);
int idx = 0;
struct prefix p;
bool longer_prefixes = false;
bool supernets_only = false;
int type = 0;
u_short ospf_instance_id = 0;
if (argv_find(argv, argc, "vrf", &idx)) {
if (strmatch(argv[idx + 1]->arg, "all"))
vrf_all = 1;
else
VRF_GET_ID(vrf_id, argv[idx + 1]->arg);
}
if (argv_find(argv, argc, "tag", &idx))
tag = strtoul(argv[idx + 1]->arg, NULL, 10);
else if (argv_find(argv, argc, "A.B.C.D/M", &idx)) {
if (str2prefix(argv[idx]->arg, &p) <= 0) {
vty_out(vty, "%% Malformed prefix\n");
return CMD_WARNING;
}
longer_prefixes = true;
}
else if (argv_find(argv, argc, "supernets_only", &idx))
supernets_only = true;
else {
if (argv_find(argv, argc, "kernel", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "babel", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "connected", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "static", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "rip", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "ospf", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "isis", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "bgp", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "pim", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "eigrp", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "nhrp", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "table", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
else if (argv_find(argv, argc, "vnc", &idx))
type = proto_redistnum(AFI_IP, argv[idx]->text);
if (argv_find(argv, argc, "(1-65535)", &idx))
ospf_instance_id = strtoul(argv[idx]->arg, NULL, 10);
if (type_str) {
type = proto_redistnum(afi, type_str);
if (type < 0) {
vty_out(vty, "Unknown route type\n");
return CMD_WARNING;
@ -1293,22 +1255,29 @@ DEFUN (show_ip_route,
if (vrf_all) {
RB_FOREACH (vrf, vrf_name_head, &vrfs_by_name) {
struct zebra_vrf *zvrf;
struct route_table *table;
if ((zvrf = vrf->info) == NULL
|| (table = zvrf->table[AFI_IP][SAFI_UNICAST])
== NULL)
|| (table = zvrf->table[afi][SAFI_UNICAST]) == NULL)
continue;
do_show_ip_route(
vty, zvrf_name(zvrf), AFI_IP, SAFI_UNICAST, uf,
uj, tag, longer_prefixes ? &p : NULL,
supernets_only, type, ospf_instance_id);
vty, zvrf_name(zvrf), afi, SAFI_UNICAST, !!fib,
!!json, tag, prefix_str ? prefix : NULL,
!!supernets_only, type, ospf_instance_id);
}
} else {
vrf_id_t vrf_id = VRF_DEFAULT;
if (vrf_name)
VRF_GET_ID(vrf_id, vrf_name);
vrf = vrf_lookup_by_id(vrf_id);
do_show_ip_route(vty, vrf->name, AFI_IP, SAFI_UNICAST, uf, uj,
tag, longer_prefixes ? &p : NULL,
supernets_only, type, ospf_instance_id);
do_show_ip_route(vty, vrf->name, afi, SAFI_UNICAST, !!fib,
!!json, tag, prefix_str ? prefix : NULL,
!!supernets_only, type, ospf_instance_id);
}
return CMD_SUCCESS;
}
@ -1900,104 +1869,6 @@ DEFPY(ipv6_route,
tag_str, distance_str, vrf, label);
}
DEFUN (show_ipv6_route,
show_ipv6_route_cmd,
"show ipv6 <fib|route> [vrf NAME] [tag (1-4294967295)|X:X::X:X/M longer-prefixes|" FRR_IP6_REDIST_STR_ZEBRA "] [json]",
SHOW_STR
IP_STR
"IP forwarding table\n"
"IP routing table\n"
VRF_CMD_HELP_STR
"Show only routes with tag\n"
"Tag value\n"
"IPv6 prefix\n"
"Show route matching the specified Network/Mask pair only\n"
FRR_IP6_REDIST_HELP_STR_ZEBRA
JSON_STR)
{
bool uf = use_fib(argv[2]);
struct route_table *table;
int vrf_all = 0;
route_tag_t tag = 0;
vrf_id_t vrf_id = VRF_DEFAULT;
struct vrf *vrf;
struct zebra_vrf *zvrf;
int uj = use_json(argc, argv);
int idx = 0;
struct prefix p;
bool longer_prefixes = false;
bool supernets_only = false;
int type = 0;
if (argv_find(argv, argc, "vrf", &idx)) {
if (strmatch(argv[idx + 1]->arg, "all"))
vrf_all = 1;
else
VRF_GET_ID(vrf_id, argv[idx + 1]->arg);
}
if (argv_find(argv, argc, "tag", &idx))
tag = strtoul(argv[idx + 1]->arg, NULL, 10);
else if (argv_find(argv, argc, "X:X::X:X/M", &idx)) {
if (str2prefix(argv[idx]->arg, &p) <= 0) {
vty_out(vty, "%% Malformed prefix\n");
return CMD_WARNING;
}
longer_prefixes = true;
}
else {
if (argv_find(argv, argc, "kernel", &idx))
type = proto_redistnum(AFI_IP6, argv[idx]->text);
else if (argv_find(argv, argc, "babel", &idx))
type = proto_redistnum(AFI_IP6, argv[idx]->text);
else if (argv_find(argv, argc, "connected", &idx))
type = proto_redistnum(AFI_IP6, argv[idx]->text);
else if (argv_find(argv, argc, "static", &idx))
type = proto_redistnum(AFI_IP6, argv[idx]->text);
else if (argv_find(argv, argc, "ripng", &idx))
type = proto_redistnum(AFI_IP6, argv[idx]->text);
else if (argv_find(argv, argc, "ospf6", &idx))
type = proto_redistnum(AFI_IP6, argv[idx]->text);
else if (argv_find(argv, argc, "isis", &idx))
type = proto_redistnum(AFI_IP6, argv[idx]->text);
else if (argv_find(argv, argc, "bgp", &idx))
type = proto_redistnum(AFI_IP6, argv[idx]->text);
else if (argv_find(argv, argc, "nhrp", &idx))
type = proto_redistnum(AFI_IP6, argv[idx]->text);
else if (argv_find(argv, argc, "table", &idx))
type = proto_redistnum(AFI_IP6, argv[idx]->text);
else if (argv_find(argv, argc, "vnc", &idx))
type = proto_redistnum(AFI_IP6, argv[idx]->text);
if (type < 0) {
vty_out(vty, "Unknown route type\n");
return CMD_WARNING;
}
}
if (vrf_all) {
RB_FOREACH (vrf, vrf_name_head, &vrfs_by_name) {
if ((zvrf = vrf->info) == NULL
|| (table = zvrf->table[AFI_IP6][SAFI_UNICAST])
== NULL)
continue;
do_show_ip_route(vty, zvrf_name(zvrf), AFI_IP6,
SAFI_UNICAST, uf, uj, tag,
longer_prefixes ? &p : NULL,
supernets_only, type, 0);
}
} else {
vrf = vrf_lookup_by_id(vrf_id);
do_show_ip_route(vty, vrf->name, AFI_IP6, SAFI_UNICAST, uf, uj,
tag, longer_prefixes ? &p : NULL,
supernets_only, type, 0);
}
return CMD_SUCCESS;
}
DEFUN (show_ipv6_route_addr,
show_ipv6_route_addr_cmd,
"show ipv6 route [vrf NAME] X:X::X:X",
@ -2783,7 +2654,7 @@ void zebra_vty_init(void)
install_element(CONFIG_NODE, &no_ip_zebra_import_table_cmd);
install_element(VIEW_NODE, &show_vrf_cmd);
install_element(VIEW_NODE, &show_ip_route_cmd);
install_element(VIEW_NODE, &show_route_cmd);
install_element(VIEW_NODE, &show_ip_nht_cmd);
install_element(VIEW_NODE, &show_ip_nht_vrf_all_cmd);
install_element(VIEW_NODE, &show_ipv6_nht_cmd);
@ -2808,7 +2679,6 @@ void zebra_vty_init(void)
install_element(CONFIG_NODE, &no_ip_nht_default_route_cmd);
install_element(CONFIG_NODE, &ipv6_nht_default_route_cmd);
install_element(CONFIG_NODE, &no_ipv6_nht_default_route_cmd);
install_element(VIEW_NODE, &show_ipv6_route_cmd);
install_element(VIEW_NODE, &show_ipv6_route_summary_cmd);
install_element(VIEW_NODE, &show_ipv6_route_summary_prefix_cmd);
install_element(VIEW_NODE, &show_ipv6_route_addr_cmd);