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path_cli.c
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path_cli.c
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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2020 NetDEF, Inc.
*/
#include <zebra.h>
#include <float.h>
#include <math.h>
#include <zebra.h>
#include "memory.h"
#include "log.h"
#include "command.h"
#include "mpls.h"
#include "northbound_cli.h"
#include "termtable.h"
#include "pathd/pathd.h"
#include "pathd/path_nb.h"
#include "pathd/path_cli_clippy.c"
#include "pathd/path_ted.h"
#define XPATH_MAXATTRSIZE 64
#define XPATH_MAXKEYSIZE 42
#define XPATH_POLICY_BASELEN 100
#define XPATH_POLICY_MAXLEN (XPATH_POLICY_BASELEN + XPATH_MAXATTRSIZE)
#define XPATH_CANDIDATE_BASELEN (XPATH_POLICY_BASELEN + XPATH_MAXKEYSIZE)
#define XPATH_CANDIDATE_MAXLEN (XPATH_CANDIDATE_BASELEN + XPATH_MAXATTRSIZE)
static int config_write_segment_routing(struct vty *vty);
static int segment_list_has_src_dst(
struct vty *vty, char *xpath, long index, const char *index_str,
struct in_addr adj_src_ipv4, struct in_addr adj_dst_ipv4,
struct in6_addr adj_src_ipv6, struct in6_addr adj_dst_ipv6,
const char *adj_src_ipv4_str, const char *adj_dst_ipv4_str,
const char *adj_src_ipv6_str, const char *adj_dst_ipv6_str);
static int segment_list_has_prefix(
struct vty *vty, char *xpath, long index, const char *index_str,
const struct prefix_ipv4 *prefix_ipv4, const char *prefix_ipv4_str,
const struct prefix_ipv6 *prefix_ipv6, const char *prefix_ipv6_str,
const char *has_algo, long algo, const char *algo_str,
const char *has_iface_id, long iface_id, const char *iface_id_str);
DEFINE_MTYPE_STATIC(PATHD, PATH_CLI, "Client");
DEFINE_HOOK(pathd_srte_config_write, (struct vty *vty), (vty));
/* Vty node structures. */
static struct cmd_node segment_routing_node = {
.name = "segment-routing",
.node = SEGMENT_ROUTING_NODE,
.parent_node = CONFIG_NODE,
.prompt = "%s(config-sr)# ",
.config_write = config_write_segment_routing,
};
static struct cmd_node sr_traffic_eng_node = {
.name = "sr traffic-eng",
.node = SR_TRAFFIC_ENG_NODE,
.parent_node = SEGMENT_ROUTING_NODE,
.prompt = "%s(config-sr-te)# ",
};
static struct cmd_node srte_segment_list_node = {
.name = "srte segment-list",
.node = SR_SEGMENT_LIST_NODE,
.parent_node = SR_TRAFFIC_ENG_NODE,
.prompt = "%s(config-sr-te-segment-list)# ",
};
static struct cmd_node srte_policy_node = {
.name = "srte policy",
.node = SR_POLICY_NODE,
.parent_node = SR_TRAFFIC_ENG_NODE,
.prompt = "%s(config-sr-te-policy)# ",
};
static struct cmd_node srte_candidate_dyn_node = {
.name = "srte candidate-dyn",
.node = SR_CANDIDATE_DYN_NODE,
.parent_node = SR_POLICY_NODE,
.prompt = "%s(config-sr-te-candidate)# ",
};
/*
* Show SR-TE info
*/
DEFPY(show_srte_policy,
show_srte_policy_cmd,
"show sr-te policy",
SHOW_STR
"SR-TE info\n"
"SR-TE Policy\n")
{
struct ttable *tt;
struct srte_policy *policy;
char *table;
if (RB_EMPTY(srte_policy_head, &srte_policies)) {
vty_out(vty, "No SR Policies to display.\n\n");
return CMD_SUCCESS;
}
/* Prepare table. */
tt = ttable_new(&ttable_styles[TTSTYLE_BLANK]);
ttable_add_row(tt, "Endpoint|Color|Name|BSID|Status");
tt->style.cell.rpad = 2;
tt->style.corner = '+';
ttable_restyle(tt);
ttable_rowseps(tt, 0, BOTTOM, true, '-');
RB_FOREACH (policy, srte_policy_head, &srte_policies) {
char endpoint[ENDPOINT_STR_LENGTH];
char binding_sid[16] = "-";
ipaddr2str(&policy->endpoint, endpoint, sizeof(endpoint));
if (policy->binding_sid != MPLS_LABEL_NONE)
snprintf(binding_sid, sizeof(binding_sid), "%u",
policy->binding_sid);
ttable_add_row(tt, "%s|%u|%s|%s|%s", endpoint, policy->color,
policy->name, binding_sid,
policy->status == SRTE_POLICY_STATUS_UP
? "Active"
: "Inactive");
}
/* Dump the generated table. */
table = ttable_dump(tt, "\n");
vty_out(vty, "%s\n", table);
XFREE(MTYPE_TMP, table);
ttable_del(tt);
return CMD_SUCCESS;
}
/*
* Show detailed SR-TE info
*/
DEFPY(show_srte_policy_detail,
show_srte_policy_detail_cmd,
"show sr-te policy detail",
SHOW_STR
"SR-TE info\n"
"SR-TE Policy\n"
"Show a detailed summary\n")
{
struct srte_policy *policy;
if (RB_EMPTY(srte_policy_head, &srte_policies)) {
vty_out(vty, "No SR Policies to display.\n\n");
return CMD_SUCCESS;
}
vty_out(vty, "\n");
RB_FOREACH (policy, srte_policy_head, &srte_policies) {
struct srte_candidate *candidate;
char endpoint[ENDPOINT_STR_LENGTH];
char binding_sid[16] = "-";
char *segment_list_info;
static char undefined_info[] = "(undefined)";
static char created_by_pce_info[] = "(created by PCE)";
ipaddr2str(&policy->endpoint, endpoint, sizeof(endpoint));
if (policy->binding_sid != MPLS_LABEL_NONE)
snprintf(binding_sid, sizeof(binding_sid), "%u",
policy->binding_sid);
vty_out(vty,
"Endpoint: %s Color: %u Name: %s BSID: %s Status: %s\n",
endpoint, policy->color, policy->name, binding_sid,
policy->status == SRTE_POLICY_STATUS_UP ? "Active"
: "Inactive");
RB_FOREACH (candidate, srte_candidate_head,
&policy->candidate_paths) {
struct srte_segment_list *segment_list;
segment_list = candidate->lsp->segment_list;
if (segment_list == NULL)
segment_list_info = undefined_info;
else if (segment_list->protocol_origin
== SRTE_ORIGIN_PCEP)
segment_list_info = created_by_pce_info;
else
segment_list_info =
candidate->lsp->segment_list->name;
vty_out(vty,
" %s Preference: %d Name: %s Type: %s Segment-List: %s Protocol-Origin: %s\n",
CHECK_FLAG(candidate->flags, F_CANDIDATE_BEST)
? "*"
: " ",
candidate->preference, candidate->name,
candidate->type == SRTE_CANDIDATE_TYPE_EXPLICIT
? "explicit"
: "dynamic",
segment_list_info,
srte_origin2str(
candidate->lsp->protocol_origin));
}
vty_out(vty, "\n");
}
return CMD_SUCCESS;
}
DEFPY_NOSH(
segment_routing_list,
segment_routing_cmd,
"segment-routing",
"Configure segment routing\n")
{
VTY_PUSH_CONTEXT_NULL(SEGMENT_ROUTING_NODE);
return CMD_SUCCESS;
}
DEFPY_NOSH(
sr_traffic_eng_list,
sr_traffic_eng_cmd,
"traffic-eng",
"Configure SR traffic engineering\n")
{
VTY_PUSH_CONTEXT_NULL(SR_TRAFFIC_ENG_NODE);
return CMD_SUCCESS;
}
/*
* XPath: /frr-pathd:pathd/srte/segment-list
*/
DEFPY_NOSH(
srte_segment_list,
srte_segment_list_cmd,
"segment-list WORD$name",
"Segment List\n"
"Segment List Name\n")
{
char xpath[XPATH_MAXLEN];
int ret;
snprintf(xpath, sizeof(xpath),
"/frr-pathd:pathd/srte/segment-list[name='%s']", name);
nb_cli_enqueue_change(vty, xpath, NB_OP_CREATE, NULL);
snprintf(xpath, sizeof(xpath),
"/frr-pathd:pathd/srte/segment-list[name='%s']/protocol-origin",
name);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY, "local");
snprintf(xpath, sizeof(xpath),
"/frr-pathd:pathd/srte/segment-list[name='%s']/originator", name);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY, "config");
ret = nb_cli_apply_changes(vty, NULL);
if (ret == CMD_SUCCESS) {
snprintf(xpath, sizeof(xpath),
"/frr-pathd:pathd/srte/segment-list[name='%s']", name);
VTY_PUSH_XPATH(SR_SEGMENT_LIST_NODE, xpath);
}
return ret;
}
DEFPY(srte_no_segment_list,
srte_no_segment_list_cmd,
"no segment-list WORD$name",
NO_STR
"Segment List\n"
"Segment List Name\n")
{
char xpath[XPATH_MAXLEN];
snprintf(xpath, sizeof(xpath),
"/frr-pathd:pathd/srte/segment-list[name='%s']", name);
nb_cli_enqueue_change(vty, xpath, NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, NULL);
}
void cli_show_srte_segment_list(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " segment-list %s\n",
yang_dnode_get_string(dnode, "name"));
}
void cli_show_srte_segment_list_end(struct vty *vty,
const struct lyd_node *dnode)
{
vty_out(vty, " exit\n");
}
static int segment_list_has_src_dst(
struct vty *vty, char *xpath, long index, const char *index_str,
struct in_addr adj_src_ipv4, struct in_addr adj_dst_ipv4,
struct in6_addr adj_src_ipv6, struct in6_addr adj_dst_ipv6,
const char *adj_src_ipv4_str, const char *adj_dst_ipv4_str,
const char *adj_src_ipv6_str, const char *adj_dst_ipv6_str)
{
const char *node_src_id;
uint32_t ted_sid = MPLS_LABEL_NONE;
struct ipaddr ip_src = {};
struct ipaddr ip_dst = {};
if (adj_src_ipv4_str != NULL) {
ip_src.ipa_type = IPADDR_V4;
ip_src.ip._v4_addr = adj_src_ipv4;
ip_dst.ipa_type = IPADDR_V4;
ip_dst.ip._v4_addr = adj_dst_ipv4;
} else if (adj_src_ipv6_str != NULL) {
ip_src.ipa_type = IPADDR_V6;
ip_src.ip._v6_addr = adj_src_ipv6;
ip_dst.ipa_type = IPADDR_V6;
ip_dst.ip._v6_addr = adj_dst_ipv6;
} else {
return CMD_ERR_NO_MATCH;
}
ted_sid = path_ted_query_type_f(&ip_src, &ip_dst);
if (ted_sid == MPLS_LABEL_NONE) {
zlog_warn(
"%s: [rcv ted] CLI NOT FOUND Continue query_type_f SRC (%pIA) DST (%pIA)!",
__func__, &ip_src, &ip_dst);
}
/* type */
snprintf(xpath, XPATH_MAXLEN, "./segment[index='%s']/nai/type",
index_str);
if (adj_src_ipv4_str != NULL) {
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
"ipv4_adjacency");
node_src_id = adj_src_ipv4_str;
} else if (adj_src_ipv6_str != NULL) {
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
"ipv6_adjacency");
node_src_id = adj_src_ipv6_str;
} else {
/*
* This is just to make the compiler happy about
* node_src_id not being initialized. This
* should never happen unless we change the cli
* function.
*/
assert(!"We must have a adj_src_ipv4_str or a adj_src_ipv6_str");
}
/* addresses */
snprintf(xpath, XPATH_MAXLEN, "./segment[index='%s']/nai/local-address",
index_str);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY, node_src_id);
snprintf(xpath, XPATH_MAXLEN,
"./segment[index='%s']/nai/remote-address", index_str);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
adj_dst_ipv4_str ? adj_dst_ipv4_str
: adj_dst_ipv6_str);
return CMD_SUCCESS;
}
int segment_list_has_prefix(
struct vty *vty, char *xpath, long index, const char *index_str,
const struct prefix_ipv4 *prefix_ipv4, const char *prefix_ipv4_str,
const struct prefix_ipv6 *prefix_ipv6, const char *prefix_ipv6_str,
const char *has_algo, long algo, const char *algo_str,
const char *has_iface_id, long iface_id, const char *iface_id_str)
{
char buf_prefix[INET6_ADDRSTRLEN];
uint32_t ted_sid = MPLS_LABEL_NONE;
struct prefix prefix_cli = {};
struct ipaddr pre_ipaddr = {};
/* prefix with algorithm or local interface id */
/* Type */
snprintf(xpath, XPATH_MAXLEN, "./segment[index='%s']/nai/type",
index_str);
if (has_iface_id != NULL) {
if (prefix_ipv4_str != NULL) {
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
"ipv4_local_iface");
} else if (prefix_ipv6_str != NULL) {
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
"ipv6_local_iface");
} else {
return CMD_ERR_NO_MATCH;
}
} else {
if (prefix_ipv4_str != NULL) {
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
"ipv4_algo");
} else if (prefix_ipv6_str != NULL) {
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
"ipv6_algo");
} else {
return CMD_ERR_NO_MATCH;
}
}
/* Prefix */
if (prefix_ipv4_str != NULL) {
if (!str2prefix(prefix_ipv4_str, &prefix_cli)) {
vty_out(vty, "%% Malformed prefix\n");
return CMD_WARNING_CONFIG_FAILED;
}
inet_ntop(AF_INET, &prefix_cli.u.prefix4, buf_prefix,
sizeof(buf_prefix));
pre_ipaddr.ipa_type = IPADDR_V4;
pre_ipaddr.ip._v4_addr = prefix_cli.u.prefix4;
} else if (prefix_ipv6_str != NULL) {
if (!str2prefix(prefix_ipv6_str, &prefix_cli)) {
vty_out(vty, "%% Malformed prefix\n");
return CMD_WARNING_CONFIG_FAILED;
}
inet_ntop(AF_INET6, &prefix_cli.u.prefix6, buf_prefix,
sizeof(buf_prefix));
pre_ipaddr.ipa_type = IPADDR_V6;
pre_ipaddr.ip._v6_addr = prefix_cli.u.prefix6;
}
snprintf(xpath, XPATH_MAXLEN, "./segment[index='%s']/nai/local-address",
index_str);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY, buf_prefix);
snprintf(xpath, XPATH_MAXLEN,
"./segment[index='%s']/nai/local-prefix-len", index_str);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
prefix_ipv4_str
? strchr(prefix_ipv4_str, '/') + 1
: strchr(prefix_ipv6_str, '/') + 1);
/* Alg / Iface */
if (has_algo != NULL) {
snprintf(xpath, XPATH_MAXLEN,
"./segment[index='%s']/nai/algorithm", index_str);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY, algo_str);
} else {
if (has_iface_id != NULL) {
snprintf(xpath, XPATH_MAXLEN,
"./segment[index='%s']/nai/local-interface",
index_str);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
iface_id_str);
}
}
if (has_algo != NULL) {
ted_sid = path_ted_query_type_c(&prefix_cli, algo);
if (ted_sid == MPLS_LABEL_NONE) {
zlog_err(
"%s: [rcv ted] CLI NOT FOUND Continue query_type_c PREFIX (%pIA/%d) ALGO (%ld) sid:(%d)!",
__func__, &pre_ipaddr, prefix_cli.prefixlen,
algo, ted_sid);
}
}
if (has_iface_id != NULL) {
ted_sid = path_ted_query_type_e(&prefix_cli, iface_id);
if (ted_sid == MPLS_LABEL_NONE) {
zlog_err(
"%s: [rcv ted] CLI NOT FOUND Continue query_type_e PREFIX (%pIA/%d) IFACE (%ld) sid:(%d)!",
__func__, &pre_ipaddr, prefix_cli.prefixlen,
iface_id, ted_sid);
}
}
return CMD_SUCCESS;
}
/*
* XPath: /frr-pathd:pathd/srte/segment-list/segment
*/
/* clang-format off */
DEFPY(srte_segment_list_segment, srte_segment_list_segment_cmd,
"index (0-4294967295)$index <[mpls$has_mpls_label label (16-1048575)$label] "
"|"
"[nai$has_nai <"
"prefix <A.B.C.D/M$prefix_ipv4|X:X::X:X/M$prefix_ipv6>"
"<algorithm$has_algo (0-1)$algo| iface$has_iface_id (0-4294967295)$iface_id>"
"| adjacency$has_adj "
"<A.B.C.D$adj_src_ipv4 A.B.C.D$adj_dst_ipv4|X:X::X:X$adj_src_ipv6 X:X::X:X$adj_dst_ipv6>"
">]"
">",
"Index\n"
"Index Value\n"
"MPLS or IP Label\n"
"Label\n"
"Label Value\n"
"Segment NAI\n"
"NAI prefix identifier\n"
"NAI IPv4 prefix identifier\n"
"NAI IPv6 prefix identifier\n"
"IGP Algorithm\n"
"Algorithm Value SPF or Strict-SPF\n"
"Interface Id\n"
"Interface Value\n"
"ADJ identifier\n"
"ADJ IPv4 src identifier\n"
"ADJ IPv4 dst identifier\n"
"ADJ IPv6 src identifier\n"
"ADJ IPv6 dst identifier\n")
/* clang-format on */
{
char xpath[XPATH_MAXLEN];
int status = CMD_SUCCESS;
snprintf(xpath, sizeof(xpath), "./segment[index='%s']", index_str);
nb_cli_enqueue_change(vty, xpath, NB_OP_CREATE, NULL);
if (has_mpls_label != NULL) {
snprintf(xpath, sizeof(xpath),
"./segment[index='%s']/sid-value", index_str);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY, label_str);
return nb_cli_apply_changes(vty, NULL);
}
if (has_adj != NULL) {
status = segment_list_has_src_dst(vty, xpath, index, index_str,
adj_src_ipv4, adj_dst_ipv4,
adj_src_ipv6, adj_dst_ipv6,
adj_src_ipv4_str, adj_dst_ipv4_str,
adj_src_ipv6_str, adj_dst_ipv6_str);
if (status != CMD_SUCCESS)
return status;
} else {
status = segment_list_has_prefix(
vty, xpath, index, index_str, prefix_ipv4,
prefix_ipv4_str, prefix_ipv6, prefix_ipv6_str, has_algo,
algo, algo_str, has_iface_id, iface_id, iface_id_str);
if (status != CMD_SUCCESS)
return status;
}
return nb_cli_apply_changes(vty, NULL);
}
DEFPY(srte_segment_list_no_segment,
srte_segment_list_no_segment_cmd,
"no index (0-4294967295)$index",
NO_STR
"Index\n"
"Index Value\n")
{
char xpath[XPATH_MAXLEN];
snprintf(xpath, sizeof(xpath), "./segment[index='%s']", index_str);
nb_cli_enqueue_change(vty, xpath, NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, NULL);
}
void cli_show_srte_segment_list_segment(struct vty *vty,
const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " index %s", yang_dnode_get_string(dnode, "index"));
if (yang_dnode_exists(dnode, "sid-value")) {
vty_out(vty, " mpls label %s",
yang_dnode_get_string(dnode, "sid-value"));
}
if (yang_dnode_exists(dnode, "nai")) {
struct ipaddr addr;
struct ipaddr addr_rmt;
switch (yang_dnode_get_enum(dnode, "nai/type")) {
case SRTE_SEGMENT_NAI_TYPE_IPV4_NODE:
case SRTE_SEGMENT_NAI_TYPE_IPV4_LOCAL_IFACE:
case SRTE_SEGMENT_NAI_TYPE_IPV4_ALGORITHM:
yang_dnode_get_ip(&addr, dnode, "nai/local-address");
vty_out(vty, " nai prefix %pI4", &addr.ipaddr_v4);
break;
case SRTE_SEGMENT_NAI_TYPE_IPV6_NODE:
case SRTE_SEGMENT_NAI_TYPE_IPV6_LOCAL_IFACE:
case SRTE_SEGMENT_NAI_TYPE_IPV6_ALGORITHM:
yang_dnode_get_ip(&addr, dnode, "nai/local-address");
vty_out(vty, " nai prefix %pI6", &addr.ipaddr_v6);
break;
case SRTE_SEGMENT_NAI_TYPE_IPV4_ADJACENCY:
yang_dnode_get_ip(&addr, dnode, "nai/local-address");
yang_dnode_get_ip(&addr_rmt, dnode,
"./nai/remote-address");
vty_out(vty, " nai adjacency %pI4", &addr.ipaddr_v4);
vty_out(vty, " %pI4", &addr_rmt.ipaddr_v4);
break;
case SRTE_SEGMENT_NAI_TYPE_IPV6_ADJACENCY:
yang_dnode_get_ip(&addr, dnode, "nai/local-address");
yang_dnode_get_ip(&addr_rmt, dnode,
"./nai/remote-address");
vty_out(vty, " nai adjacency %pI6", &addr.ipaddr_v6);
vty_out(vty, " %pI6", &addr_rmt.ipaddr_v6);
break;
default:
break;
}
if (yang_dnode_exists(dnode, "nai/local-prefix-len")) {
vty_out(vty, "/%s",
yang_dnode_get_string(
dnode, "./nai/local-prefix-len"));
}
if (yang_dnode_exists(dnode, "nai/local-interface")) {
vty_out(vty, " iface %s",
yang_dnode_get_string(dnode,
"./nai/local-interface"));
}
if (yang_dnode_exists(dnode, "nai/algorithm")) {
vty_out(vty, " algorithm %s",
yang_dnode_get_string(dnode,
"./nai/algorithm"));
}
}
vty_out(vty, "\n");
}
/*
* XPath: /frr-pathd:pathd/policy
*/
DEFPY_NOSH(
srte_policy,
srte_policy_cmd,
"policy color (0-4294967295)$num endpoint <A.B.C.D|X:X::X:X>$endpoint",
"Segment Routing Policy\n"
"SR Policy color\n"
"SR Policy color value\n"
"SR Policy endpoint\n"
"SR Policy endpoint IPv4 address\n"
"SR Policy endpoint IPv6 address\n")
{
char xpath[XPATH_POLICY_BASELEN];
int ret;
snprintf(xpath, sizeof(xpath),
"/frr-pathd:pathd/srte/policy[color='%s'][endpoint='%s']",
num_str, endpoint_str);
nb_cli_enqueue_change(vty, xpath, NB_OP_CREATE, NULL);
ret = nb_cli_apply_changes(vty, NULL);
if (ret == CMD_SUCCESS)
VTY_PUSH_XPATH(SR_POLICY_NODE, xpath);
return ret;
}
DEFPY(srte_no_policy,
srte_no_policy_cmd,
"no policy color (0-4294967295)$num endpoint <A.B.C.D|X:X::X:X>$endpoint",
NO_STR
"Segment Routing Policy\n"
"SR Policy color\n"
"SR Policy color value\n"
"SR Policy endpoint\n"
"SR Policy endpoint IPv4 address\n"
"SR Policy endpoint IPv6 address\n")
{
char xpath[XPATH_POLICY_BASELEN];
snprintf(xpath, sizeof(xpath),
"/frr-pathd:pathd/srte/policy[color='%s'][endpoint='%s']",
num_str, endpoint_str);
nb_cli_enqueue_change(vty, xpath, NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, NULL);
}
void cli_show_srte_policy(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " policy color %s endpoint %s\n",
yang_dnode_get_string(dnode, "color"),
yang_dnode_get_string(dnode, "endpoint"));
}
void cli_show_srte_policy_end(struct vty *vty, const struct lyd_node *dnode)
{
vty_out(vty, " exit\n");
}
/*
* XPath: /frr-pathd:pathd/srte/policy/name
*/
DEFPY(srte_policy_name,
srte_policy_name_cmd,
"name WORD$name",
"Segment Routing Policy name\n"
"SR Policy name value\n")
{
nb_cli_enqueue_change(vty, "./name", NB_OP_CREATE, name);
return nb_cli_apply_changes(vty, NULL);
}
DEFPY(srte_policy_no_name,
srte_policy_no_name_cmd,
"no name [WORD]",
NO_STR
"Segment Routing Policy name\n"
"SR Policy name value\n")
{
nb_cli_enqueue_change(vty, "./name", NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, NULL);
}
void cli_show_srte_policy_name(struct vty *vty, const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " name %s\n", yang_dnode_get_string(dnode, NULL));
}
/*
* XPath: /frr-pathd:pathd/srte/policy/binding-sid
*/
DEFPY(srte_policy_binding_sid,
srte_policy_binding_sid_cmd,
"binding-sid (16-1048575)$label",
"Segment Routing Policy Binding-SID\n"
"SR Policy Binding-SID label\n")
{
nb_cli_enqueue_change(vty, "./binding-sid", NB_OP_CREATE, label_str);
return nb_cli_apply_changes(vty, NULL);
}
DEFPY(srte_policy_no_binding_sid,
srte_policy_no_binding_sid_cmd,
"no binding-sid [(16-1048575)]",
NO_STR
"Segment Routing Policy Binding-SID\n"
"SR Policy Binding-SID label\n")
{
nb_cli_enqueue_change(vty, "./binding-sid", NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, NULL);
}
void cli_show_srte_policy_binding_sid(struct vty *vty,
const struct lyd_node *dnode,
bool show_defaults)
{
vty_out(vty, " binding-sid %s\n", yang_dnode_get_string(dnode, NULL));
}
/*
* XPath: /frr-pathd:pathd/srte/policy/candidate-path
*/
DEFPY(srte_policy_candidate_exp,
srte_policy_candidate_exp_cmd,
"candidate-path preference (0-4294967295)$preference name WORD$name \
explicit segment-list WORD$list_name",
"Segment Routing Policy Candidate Path\n"
"Segment Routing Policy Candidate Path Preference\n"
"Administrative Preference\n"
"Segment Routing Policy Candidate Path Name\n"
"Symbolic Name\n"
"Explicit Path\n"
"List of SIDs\n"
"Name of the Segment List\n")
{
nb_cli_enqueue_change(vty, ".", NB_OP_CREATE, preference_str);
nb_cli_enqueue_change(vty, "./name", NB_OP_MODIFY, name);
nb_cli_enqueue_change(vty, "./protocol-origin", NB_OP_MODIFY, "local");
nb_cli_enqueue_change(vty, "./originator", NB_OP_MODIFY, "config");
nb_cli_enqueue_change(vty, "./type", NB_OP_MODIFY, "explicit");
nb_cli_enqueue_change(vty, "./segment-list-name", NB_OP_MODIFY,
list_name);
return nb_cli_apply_changes(vty, "./candidate-path[preference='%s']",
preference_str);
}
DEFPY_NOSH(
srte_policy_candidate_dyn,
srte_policy_candidate_dyn_cmd,
"candidate-path preference (0-4294967295)$preference name WORD$name dynamic",
"Segment Routing Policy Candidate Path\n"
"Segment Routing Policy Candidate Path Preference\n"
"Administrative Preference\n"
"Segment Routing Policy Candidate Path Name\n"
"Symbolic Name\n"
"Dynamic Path\n")
{
char xpath[XPATH_MAXLEN + XPATH_CANDIDATE_BASELEN];
int ret;
snprintf(xpath, sizeof(xpath), "%s/candidate-path[preference='%s']",
VTY_CURR_XPATH, preference_str);
nb_cli_enqueue_change(vty, ".", NB_OP_CREATE, preference_str);
nb_cli_enqueue_change(vty, "./name", NB_OP_MODIFY, name);
nb_cli_enqueue_change(vty, "./protocol-origin", NB_OP_MODIFY, "local");
nb_cli_enqueue_change(vty, "./originator", NB_OP_MODIFY, "config");
nb_cli_enqueue_change(vty, "./type", NB_OP_MODIFY, "dynamic");
ret = nb_cli_apply_changes(vty, "./candidate-path[preference='%s']",
preference_str);
if (ret == CMD_SUCCESS)
VTY_PUSH_XPATH(SR_CANDIDATE_DYN_NODE, xpath);
return ret;
}
DEFPY(srte_candidate_bandwidth,
srte_candidate_bandwidth_cmd,
"bandwidth BANDWIDTH$value [required$required]",
"Define a bandwidth constraint\n"
"Bandwidth value\n"
"Required constraint\n")
{
nb_cli_enqueue_change(vty, "./constraints/bandwidth/required",
NB_OP_MODIFY, required ? "true" : "false");
nb_cli_enqueue_change(vty, "./constraints/bandwidth/value",
NB_OP_MODIFY, value);
return nb_cli_apply_changes(vty, NULL);
}
DEFPY(srte_candidate_no_bandwidth,
srte_candidate_no_bandwidth_cmd,
"no bandwidth [BANDWIDTH$value] [required$required]",
NO_STR
"Remove a bandwidth constraint\n"
"Bandwidth value\n"
"Required constraint\n")
{
nb_cli_enqueue_change(vty, "./constraints/bandwidth", NB_OP_DESTROY,
NULL);
return nb_cli_apply_changes(vty, NULL);
}
DEFPY(srte_candidate_affinity_filter, srte_candidate_affinity_filter_cmd,
"affinity <exclude-any|include-any|include-all>$type BITPATTERN$value",
"Affinity constraint\n"
"Exclude any matching link\n"
"Include any matching link\n"
"Include all matching links\n"
"Attribute filter bit pattern as an hexadecimal value from 0x00000000 to 0xFFFFFFFF\n")
{
uint32_t filter;
char xpath[XPATH_CANDIDATE_MAXLEN];
char decimal_value[11];
if (sscanf(value, "0x%x", &filter) != 1) {
vty_out(vty, "affinity type: fscanf: %s\n",
safe_strerror(errno));
return CMD_WARNING_CONFIG_FAILED;
}
snprintf(decimal_value, sizeof(decimal_value), "%u", filter);
snprintf(xpath, sizeof(xpath), "./constraints/affinity/%s", type);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY, decimal_value);
return nb_cli_apply_changes(vty, NULL);
}
DEFPY(srte_candidate_no_affinity_filter, srte_candidate_no_affinity_filter_cmd,
"no affinity <exclude-any|include-any|include-all>$type [BITPATTERN$value]",
NO_STR
"Affinity constraint\n"
"Exclude any matching link\n"
"Include any matching link\n"
"Include all matching links\n"
"Attribute filter bit pattern as an hexadecimal value from 0x00000000 to 0xFFFFFFFF\n")
{
char xpath[XPATH_CANDIDATE_MAXLEN];
snprintf(xpath, sizeof(xpath), "./constraints/affinity/%s", type);
nb_cli_enqueue_change(vty, xpath, NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, NULL);
}
DEFPY(srte_candidate_metric,
srte_candidate_metric_cmd,
"metric [bound$bound] <igp|te|hc|abc|lmll|cigp|cte|pigp|pte|phc|msd|pd|pdv|pl|ppd|ppdv|ppl|nap|nlp|dc|bnc>$type METRIC$value [required$required] [computed$computed]",
"Define a metric constraint\n"
"If the metric is bounded\n"
"IGP metric\n"
"TE metric\n"
"Hop Counts\n"
"Aggregate bandwidth consumption\n"
"Load of the most loaded link\n"
"Cumulative IGP cost\n"
"Cumulative TE cost\n"
"P2MP IGP metric\n"
"P2MP TE metric\n"
"P2MP hop count metric\n"
"Segment-ID (SID) Depth.\n"
"Path Delay metric\n"
"Path Delay Variation metric\n"
"Path Loss metric\n"
"P2MP Path Delay metric\n"
"P2MP Path Delay variation metric\n"
"P2MP Path Loss metric\n"
"Number of adaptations on a path\n"
"Number of layers on a path\n"
"Domain Count metric\n"
"Border Node Count metric\n"
"Metric value\n"
"Required constraint\n"
"Force the PCE to provide the computed path metric\n")
{
char xpath[XPATH_CANDIDATE_MAXLEN];
snprintf(xpath, sizeof(xpath), "./constraints/metrics[type='%s']/value",
type);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY, value);
snprintf(xpath, sizeof(xpath),
"./constraints/metrics[type='%s']/is-bound", type);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
(bound != NULL) ? "true" : "false");
snprintf(xpath, sizeof(xpath),
"./constraints/metrics[type='%s']/required", type);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
required ? "true" : "false");
snprintf(xpath, sizeof(xpath),
"./constraints/metrics[type='%s']/is-computed", type);
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY,
computed ? "true" : "false");
return nb_cli_apply_changes(vty, NULL);
}
DEFPY(srte_candidate_no_metric,
srte_candidate_no_metric_cmd,
"no metric [bound] <igp|te|hc|abc|lmll|cigp|cte|pigp|pte|phc|msd|pd|pdv|pl|ppd|ppdv|ppl|nap|nlp|dc|bnc>$type [METRIC$value] [required$required] [computed$computed]",
NO_STR
"Remove a metric constraint\n"
"If the metric is bounded\n"
"IGP metric\n"
"TE metric\n"
"Hop Counts\n"
"Aggregate bandwidth consumption\n"
"Load of the most loaded link\n"
"Cumulative IGP cost\n"
"Cumulative TE cost\n"
"P2MP IGP metric\n"
"P2MP TE metric\n"
"P2MP hop count metric\n"
"Segment-ID (SID) Depth.\n"
"Path Delay metric\n"
"Path Delay Variation metric\n"
"Path Loss metric\n"
"P2MP Path Delay metric\n"
"P2MP Path Delay variation metric\n"
"P2MP Path Loss metric\n"
"Number of adaptations on a path\n"
"Number of layers on a path\n"
"Domain Count metric\n"
"Border Node Count metric\n"
"Metric value\n"
"Required constraint\n"
"Force the PCE to provide the computed path metric\n")
{
char xpath[XPATH_CANDIDATE_MAXLEN];
snprintf(xpath, sizeof(xpath), "./constraints/metrics[type='%s']",
type);
nb_cli_enqueue_change(vty, xpath, NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, NULL);
}
DEFPY(srte_policy_no_candidate,
srte_policy_no_candidate_cmd,
"no candidate-path\
preference (0-4294967295)$preference\
[name WORD\
<\
explicit segment-list WORD\
|dynamic\
>]",
NO_STR
"Segment Routing Policy Candidate Path\n"
"Segment Routing Policy Candidate Path Preference\n"
"Administrative Preference\n"
"Segment Routing Policy Candidate Path Name\n"
"Symbolic Name\n"
"Explicit Path\n"
"List of SIDs\n"
"Name of the Segment List\n"
"Dynamic Path\n")
{
nb_cli_enqueue_change(vty, ".", NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, "./candidate-path[preference='%s']",
preference_str);
}
DEFPY(srte_candidate_objfun,
srte_candidate_objfun_cmd,
"objective-function <mcp|mlp|mbp|mbc|mll|mcc|spt|mct|mplp|mup|mrup|mtd|mbn|mctd|msl|mss|msn>$type [required$required]",
"Define an objective function constraint\n"
"Minimum Cost Path\n"
"Minimum Load Path\n"
"Maximum residual Bandwidth Path\n"
"Minimize aggregate Bandwidth Consumption\n"
"Minimize the Load of the most loaded Link\n"
"Minimize the Cumulative Cost of a set of paths\n"
"Shortest Path Tree\n"
"Minimum Cost Tree\n"
"Minimum Packet Loss Path\n"
"Maximum Under-Utilized Path\n"
"Maximum Reserved Under-Utilized Path\n"
"Minimize the number of Transit Domains\n"
"Minimize the number of Border Nodes\n"
"Minimize the number of Common Transit Domains\n"
"Minimize the number of Shared Links\n"
"Minimize the number of Shared SRLGs\n"
"Minimize the number of Shared Nodes\n"
"Required constraint\n")
{
char xpath[XPATH_CANDIDATE_MAXLEN];
nb_cli_enqueue_change(vty, "./constraints/objective-function",
NB_OP_DESTROY, NULL);
snprintf(xpath, sizeof(xpath),