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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* frrscript encoders and decoders for data structures in Zebra
* Copyright (C) 2021 Donald Lee
*/
#include "zebra.h"
#include "zebra_script.h"
#ifdef HAVE_SCRIPTING
void zebra_script_init(void)
{
frrscript_names_add_function_name(ZEBRA_ON_RIB_PROCESS_HOOK_CALL);
}
void zebra_script_destroy(void)
{
frrscript_names_destroy();
}
void lua_pushnh_grp(lua_State *L, const struct nh_grp *nh_grp)
{
lua_newtable(L);
lua_pushinteger(L, nh_grp->id);
lua_setfield(L, -2, "id");
lua_pushinteger(L, nh_grp->weight);
lua_setfield(L, -2, "weight");
}
void lua_pushzebra_dplane_ctx(lua_State *L, const struct zebra_dplane_ctx *ctx)
{
lua_newtable(L);
lua_pushinteger(L, dplane_ctx_get_op(ctx));
lua_setfield(L, -2, "zd_op");
lua_pushinteger(L, dplane_ctx_get_status(ctx));
lua_setfield(L, -2, "zd_status");
lua_pushinteger(L, dplane_ctx_get_provider(ctx));
lua_setfield(L, -2, "zd_provider");
lua_pushinteger(L, dplane_ctx_get_vrf(ctx));
lua_setfield(L, -2, "zd_vrf_id");
lua_pushinteger(L, dplane_ctx_get_table(ctx));
lua_setfield(L, -2, "zd_table_id");
lua_pushstring(L, dplane_ctx_get_ifname(ctx));
lua_setfield(L, -2, "zd_ifname");
lua_pushinteger(L, dplane_ctx_get_ifindex(ctx));
lua_setfield(L, -2, "zd_ifindex");
switch (dplane_ctx_get_op(ctx)) {
case DPLANE_OP_ROUTE_INSTALL:
case DPLANE_OP_ROUTE_UPDATE:
case DPLANE_OP_ROUTE_DELETE:
case DPLANE_OP_ROUTE_NOTIFY:
case DPLANE_OP_NH_INSTALL:
case DPLANE_OP_NH_UPDATE:
case DPLANE_OP_NH_DELETE:
/* rinfo */
lua_newtable(L);
{
lua_pushprefix(L, dplane_ctx_get_dest(ctx));
lua_setfield(L, -2, "zd_dest");
const struct prefix *src_pfx = dplane_ctx_get_src(ctx);
if (src_pfx) {
lua_pushprefix(L, src_pfx);
lua_setfield(L, -2, "zd_src");
}
lua_pushinteger(L, dplane_ctx_get_afi(ctx));
lua_setfield(L, -2, "zd_afi");
lua_pushinteger(L, dplane_ctx_get_safi(ctx));
lua_setfield(L, -2, "zd_safi");
lua_pushinteger(L, dplane_ctx_get_type(ctx));
lua_setfield(L, -2, "zd_type");
lua_pushinteger(L, dplane_ctx_get_old_type(ctx));
lua_setfield(L, -2, "zd_old_type");
lua_pushinteger(L, dplane_ctx_get_tag(ctx));
lua_setfield(L, -2, "zd_tag");
lua_pushinteger(L, dplane_ctx_get_old_tag(ctx));
lua_setfield(L, -2, "zd_old_tag");
lua_pushinteger(L, dplane_ctx_get_metric(ctx));
lua_setfield(L, -2, "zd_metric");
lua_pushinteger(L, dplane_ctx_get_old_metric(ctx));
lua_setfield(L, -2, "zd_old_metric");
lua_pushinteger(L, dplane_ctx_get_instance(ctx));
lua_setfield(L, -2, "zd_instance");
lua_pushinteger(L, dplane_ctx_get_old_instance(ctx));
lua_setfield(L, -2, "zd_old_instance");
lua_pushinteger(L, dplane_ctx_get_distance(ctx));
lua_setfield(L, -2, "zd_distance");
lua_pushinteger(L, dplane_ctx_get_old_distance(ctx));
lua_setfield(L, -2, "zd_old_distance");
lua_pushinteger(L, dplane_ctx_get_mtu(ctx));
lua_setfield(L, -2, "zd_mtu");
lua_pushinteger(L, dplane_ctx_get_nh_mtu(ctx));
lua_setfield(L, -2, "zd_nexthop_mtu");
/* nhe */
lua_newtable(L);
{
lua_pushinteger(L, dplane_ctx_get_nhe_id(ctx));
lua_setfield(L, -2, "id");
lua_pushinteger(L,
dplane_ctx_get_old_nhe_id(ctx));
lua_setfield(L, -2, "old_id");
lua_pushinteger(L, dplane_ctx_get_nhe_afi(ctx));
lua_setfield(L, -2, "afi");
lua_pushinteger(L,
dplane_ctx_get_nhe_vrf_id(ctx));
lua_setfield(L, -2, "vrf_id");
lua_pushinteger(L,
dplane_ctx_get_nhe_type(ctx));
lua_setfield(L, -2, "type");
lua_pushnexthop_group(
L, dplane_ctx_get_nhe_ng(ctx));
lua_setfield(L, -2, "ng");
lua_pushnh_grp(L,
dplane_ctx_get_nhe_nh_grp(ctx));
lua_setfield(L, -2, "nh_grp");
lua_pushinteger(
L,
dplane_ctx_get_nhe_nh_grp_count(ctx));
lua_setfield(L, -2, "nh_grp_count");
}
lua_setfield(L, -2, "nhe");
lua_pushinteger(L, dplane_ctx_get_nhg_id(ctx));
lua_setfield(L, -2, "zd_nhg_id");
lua_pushnexthop_group(L, dplane_ctx_get_ng(ctx));
lua_setfield(L, -2, "zd_ng");
lua_pushnexthop_group(L, dplane_ctx_get_backup_ng(ctx));
lua_setfield(L, -2, "backup_ng");
lua_pushnexthop_group(L, dplane_ctx_get_old_ng(ctx));
lua_setfield(L, -2, "zd_old_ng");
lua_pushnexthop_group(
L, dplane_ctx_get_old_backup_ng(ctx));
lua_setfield(L, -2, "old_backup_ng");
}
lua_setfield(L, -2, "rinfo");
break;
case DPLANE_OP_LSP_INSTALL:
case DPLANE_OP_LSP_UPDATE:
case DPLANE_OP_LSP_DELETE:
case DPLANE_OP_LSP_NOTIFY:
lua_pushinteger(L, (int)dplane_ctx_get_in_label(ctx));
lua_setfield(L, -2, "label");
break;
case DPLANE_OP_PW_INSTALL:
case DPLANE_OP_PW_UNINSTALL:
/* pw*/
lua_newtable(L);
{
lua_pushinteger(L, dplane_ctx_get_pw_type(ctx));
lua_setfield(L, -2, "type");
lua_pushinteger(L, dplane_ctx_get_pw_af(ctx));
lua_setfield(L, -2, "af");
lua_pushinteger(L, dplane_ctx_get_pw_status(ctx));
lua_setfield(L, -2, "status");
lua_pushinteger(L, dplane_ctx_get_pw_flags(ctx));
lua_setfield(L, -2, "flags");
lua_pushinteger(L, dplane_ctx_get_pw_local_label(ctx));
lua_setfield(L, -2, "local_label");
lua_pushinteger(L, dplane_ctx_get_pw_remote_label(ctx));
lua_setfield(L, -2, "remote_label");
}
lua_setfield(L, -2, "pw");
break;
case DPLANE_OP_SYS_ROUTE_ADD:
case DPLANE_OP_SYS_ROUTE_DELETE:
/* nothing to encode */
break;
case DPLANE_OP_MAC_INSTALL:
case DPLANE_OP_MAC_DELETE:
/* macinfo */
lua_newtable(L);
{
lua_pushinteger(L, dplane_ctx_mac_get_vlan(ctx));
lua_setfield(L, -2, "vid");
lua_pushinteger(L, dplane_ctx_mac_get_br_ifindex(ctx));
lua_setfield(L, -2, "br_ifindex");
lua_pushethaddr(L, dplane_ctx_mac_get_addr(ctx));
lua_setfield(L, -2, "mac");
lua_pushinaddr(L, dplane_ctx_mac_get_vtep_ip(ctx));
lua_setfield(L, -2, "vtep_ip");
lua_pushinteger(L, dplane_ctx_mac_is_sticky(ctx));
lua_setfield(L, -2, "is_sticky");
lua_pushinteger(L, dplane_ctx_mac_get_nhg_id(ctx));
lua_setfield(L, -2, "nhg_id");
lua_pushinteger(L,
dplane_ctx_mac_get_update_flags(ctx));
lua_setfield(L, -2, "update_flags");
}
lua_setfield(L, -2, "macinfo");
break;
case DPLANE_OP_RULE_ADD:
case DPLANE_OP_RULE_DELETE:
case DPLANE_OP_RULE_UPDATE:
/* rule */
lua_newtable(L);
{
lua_pushinteger(L, dplane_ctx_rule_get_sock(ctx));
lua_setfield(L, -2, "sock");
lua_pushinteger(L, dplane_ctx_rule_get_unique(ctx));
lua_setfield(L, -2, "unique");
lua_pushinteger(L, dplane_ctx_rule_get_seq(ctx));
lua_setfield(L, -2, "seq");
lua_pushstring(L, dplane_ctx_rule_get_ifname(ctx));
lua_setfield(L, -2, "ifname");
lua_pushinteger(L, dplane_ctx_rule_get_priority(ctx));
lua_setfield(L, -2, "priority");
lua_pushinteger(L,
dplane_ctx_rule_get_old_priority(ctx));
lua_setfield(L, -2, "old_priority");
lua_pushinteger(L, dplane_ctx_rule_get_table(ctx));
lua_setfield(L, -2, "table");
lua_pushinteger(L, dplane_ctx_rule_get_old_table(ctx));
lua_setfield(L, -2, "old_table");
lua_pushinteger(L, dplane_ctx_rule_get_filter_bm(ctx));
lua_setfield(L, -2, "filter_bm");
lua_pushinteger(L,
dplane_ctx_rule_get_old_filter_bm(ctx));
lua_setfield(L, -2, "old_filter_bm");
lua_pushinteger(L, dplane_ctx_rule_get_fwmark(ctx));
lua_setfield(L, -2, "fwmark");
lua_pushinteger(L, dplane_ctx_rule_get_old_fwmark(ctx));
lua_setfield(L, -2, "old_fwmark");
lua_pushinteger(L, dplane_ctx_rule_get_dsfield(ctx));
lua_setfield(L, -2, "dsfield");
lua_pushinteger(L,
dplane_ctx_rule_get_old_dsfield(ctx));
lua_setfield(L, -2, "old_dsfield");
lua_pushinteger(L, dplane_ctx_rule_get_ipproto(ctx));
lua_setfield(L, -2, "ip_proto");
lua_pushinteger(L,
dplane_ctx_rule_get_old_ipproto(ctx));
lua_setfield(L, -2, "old_ip_proto");
lua_pushprefix(L, dplane_ctx_rule_get_src_ip(ctx));
lua_setfield(L, -2, "src_ip");
lua_pushprefix(L, dplane_ctx_rule_get_old_src_ip(ctx));
lua_setfield(L, -2, "old_src_ip");
lua_pushprefix(L, dplane_ctx_rule_get_dst_ip(ctx));
lua_setfield(L, -2, "dst_ip");
lua_pushprefix(L, dplane_ctx_rule_get_old_dst_ip(ctx));
lua_setfield(L, -2, "old_dst_ip");
}
lua_setfield(L, -2, "rule");
break;
case DPLANE_OP_IPTABLE_ADD:
case DPLANE_OP_IPTABLE_DELETE: {
struct zebra_pbr_iptable iptable;
dplane_ctx_get_pbr_iptable(ctx, &iptable);
/* iptable */
lua_newtable(L);
{
lua_pushinteger(L, iptable.sock);
lua_setfield(L, -2, "sock");
lua_pushinteger(L, iptable.vrf_id);
lua_setfield(L, -2, "vrf_id");
lua_pushinteger(L, iptable.unique);
lua_setfield(L, -2, "unique");
lua_pushinteger(L, iptable.type);
lua_setfield(L, -2, "type");
lua_pushinteger(L, iptable.filter_bm);
lua_setfield(L, -2, "filter_bm");
lua_pushinteger(L, iptable.fwmark);
lua_setfield(L, -2, "fwmark");
lua_pushinteger(L, iptable.action);
lua_setfield(L, -2, "action");
lua_pushinteger(L, iptable.pkt_len_min);
lua_setfield(L, -2, "pkt_len_min");
lua_pushinteger(L, iptable.pkt_len_max);
lua_setfield(L, -2, "pkt_len_max");
lua_pushinteger(L, iptable.tcp_flags);
lua_setfield(L, -2, "tcp_flags");
lua_pushinteger(L, iptable.dscp_value);
lua_setfield(L, -2, "dscp_value");
lua_pushinteger(L, iptable.fragment);
lua_setfield(L, -2, "fragment");
lua_pushinteger(L, iptable.protocol);
lua_setfield(L, -2, "protocol");
lua_pushinteger(L, iptable.nb_interface);
lua_setfield(L, -2, "nb_interface");
lua_pushinteger(L, iptable.flow_label);
lua_setfield(L, -2, "flow_label");
lua_pushinteger(L, iptable.family);
lua_setfield(L, -2, "family");
lua_pushstring(L, iptable.ipset_name);
lua_setfield(L, -2, "ipset_name");
}
lua_setfield(L, -2, "iptable");
break;
}
case DPLANE_OP_IPSET_ADD:
case DPLANE_OP_IPSET_DELETE:
case DPLANE_OP_IPSET_ENTRY_ADD:
case DPLANE_OP_IPSET_ENTRY_DELETE: {
struct zebra_pbr_ipset ipset;
dplane_ctx_get_pbr_ipset(ctx, &ipset);
/* ipset */
lua_newtable(L);
{
lua_pushinteger(L, ipset.sock);
lua_setfield(L, -2, "sock");
lua_pushinteger(L, ipset.vrf_id);
lua_setfield(L, -2, "vrf_id");
lua_pushinteger(L, ipset.unique);
lua_setfield(L, -2, "unique");
lua_pushinteger(L, ipset.type);
lua_setfield(L, -2, "type");
lua_pushinteger(L, ipset.family);
lua_setfield(L, -2, "family");
lua_pushstring(L, ipset.ipset_name);
lua_setfield(L, -2, "ipset_name");
}
lua_setfield(L, -2, "ipset");
break;
}
case DPLANE_OP_NEIGH_INSTALL:
case DPLANE_OP_NEIGH_UPDATE:
case DPLANE_OP_NEIGH_DELETE:
case DPLANE_OP_NEIGH_DISCOVER:
case DPLANE_OP_NEIGH_IP_INSTALL:
case DPLANE_OP_NEIGH_IP_DELETE:
/* neigh */
lua_newtable(L);
{
lua_pushipaddr(L, dplane_ctx_neigh_get_ipaddr(ctx));
lua_setfield(L, -2, "ip_addr");
/* link */
lua_newtable(L);
{
lua_pushethaddr(L,
dplane_ctx_neigh_get_mac(ctx));
lua_setfield(L, -2, "mac");
lua_pushipaddr(
L, dplane_ctx_neigh_get_link_ip(ctx));
lua_setfield(L, -2, "ip_addr");
}
lua_setfield(L, -2, "link");
lua_pushinteger(L, dplane_ctx_neigh_get_flags(ctx));
lua_setfield(L, -2, "flags");
lua_pushinteger(L, dplane_ctx_neigh_get_state(ctx));
lua_setfield(L, -2, "state");
lua_pushinteger(L,
dplane_ctx_neigh_get_update_flags(ctx));
lua_setfield(L, -2, "update_flags");
}
lua_setfield(L, -2, "neigh");
break;
case DPLANE_OP_VTEP_ADD:
case DPLANE_OP_VTEP_DELETE:
break;
case DPLANE_OP_BR_PORT_UPDATE:
/* br_port */
lua_newtable(L);
{
lua_pushinteger(
L, dplane_ctx_get_br_port_sph_filter_cnt(ctx));
lua_setfield(L, -2, "sph_filter_cnt");
lua_pushinteger(L, dplane_ctx_get_br_port_flags(ctx));
lua_setfield(L, -2, "flags");
lua_pushinteger(
L, dplane_ctx_get_br_port_backup_nhg_id(ctx));
lua_setfield(L, -2, "backup_nhg_id");
}
lua_setfield(L, -2, "br_port");
break;
case DPLANE_OP_NEIGH_TABLE_UPDATE:
/* neightable */
lua_newtable(L);
{
lua_pushinteger(L,
dplane_ctx_neightable_get_family(ctx));
lua_setfield(L, -2, "family");
lua_pushinteger(
L, dplane_ctx_neightable_get_app_probes(ctx));
lua_setfield(L, -2, "app_probes");
lua_pushinteger(
L, dplane_ctx_neightable_get_mcast_probes(ctx));
lua_setfield(L, -2, "ucast_probes");
lua_pushinteger(
L, dplane_ctx_neightable_get_ucast_probes(ctx));
lua_setfield(L, -2, "mcast_probes");
}
lua_setfield(L, -2, "neightable");
break;
case DPLANE_OP_GRE_SET:
/* gre */
lua_newtable(L);
{
lua_pushinteger(L,
dplane_ctx_gre_get_link_ifindex(ctx));
lua_setfield(L, -2, "link_ifindex");
lua_pushinteger(L, dplane_ctx_gre_get_mtu(ctx));
lua_setfield(L, -2, "mtu");
}
lua_setfield(L, -2, "gre");
case DPLANE_OP_ADDR_INSTALL:
case DPLANE_OP_ADDR_UNINSTALL:
case DPLANE_OP_INTF_ADDR_ADD:
case DPLANE_OP_INTF_ADDR_DEL:
case DPLANE_OP_INTF_INSTALL:
case DPLANE_OP_INTF_UPDATE:
case DPLANE_OP_INTF_DELETE:
case DPLANE_OP_TC_QDISC_INSTALL:
case DPLANE_OP_TC_QDISC_UNINSTALL:
case DPLANE_OP_TC_CLASS_ADD:
case DPLANE_OP_TC_CLASS_DELETE:
case DPLANE_OP_TC_CLASS_UPDATE:
case DPLANE_OP_TC_FILTER_ADD:
case DPLANE_OP_TC_FILTER_DELETE:
case DPLANE_OP_TC_FILTER_UPDATE:
/* Not currently handled */
case DPLANE_OP_INTF_NETCONFIG: /*NYI*/
case DPLANE_OP_NONE:
break;
} /* Dispatch by op code */
}
#endif /* HAVE_SCRIPTING */
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