/* * decap.c : IPSec tunnel support * * Copyright (c) 2015 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include <vnet/vnet.h> #include <vnet/api_errno.h> #include <vnet/ip/ip.h> #include <vnet/interface.h> #include <vnet/ipsec/ipsec.h> static clib_error_t * set_interface_spd_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; ipsec_main_t *im = &ipsec_main; u32 sw_if_index = (u32) ~ 0; u32 spd_id; int is_add = 1; if (!unformat_user (input, unformat_line_input, line_input)) return 0; if (unformat (line_input, "%U %u", unformat_vnet_sw_interface, im->vnet_main, &sw_if_index, &spd_id)) ; else if (unformat (line_input, "del")) is_add = 0; else return clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); unformat_free (line_input); ipsec_set_interface_spd (vm, sw_if_index, spd_id, is_add); return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (set_interface_spd_command, static) = { .path = "set interface ipsec spd", .short_help = "set interface ipsec spd <int> <id>", .function = set_interface_spd_command_fn, }; /* *INDENT-ON* */ static clib_error_t * ipsec_sa_add_del_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; ipsec_sa_t sa; int is_add = ~0; u8 *ck = 0, *ik = 0; memset (&sa, 0, sizeof (sa)); if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "add %u", &sa.id)) is_add = 1; else if (unformat (line_input, "del %u", &sa.id)) is_add = 0; else if (unformat (line_input, "spi %u", &sa.spi)) ; else if (unformat (line_input, "esp")) sa.protocol = IPSEC_PROTOCOL_ESP; else if (unformat (line_input, "ah")) //sa.protocol = IPSEC_PROTOCOL_AH; return clib_error_return (0, "unsupported security protocol 'AH'"); else if (unformat (line_input, "crypto-key %U", unformat_hex_string, &ck)) sa.crypto_key_len = vec_len (ck); else if (unformat (line_input, "crypto-alg %U", unformat_ipsec_crypto_alg, &sa.crypto_alg)) { if (sa.crypto_alg < IPSEC_CRYPTO_ALG_AES_CBC_128 || sa.crypto_alg >= IPSEC_CRYPTO_N_ALG) return clib_error_return (0, "unsupported crypto-alg: '%U'", format_ipsec_crypto_alg, sa.crypto_alg); } else if (unformat (line_input, "integ-key %U", unformat_hex_string, &ik)) sa.integ_key_len = vec_len (ik); else if (unformat (line_input, "integ-alg %U", unformat_ipsec_integ_alg, &sa.integ_alg)) { #if DPDK_CRYPTO==1 if (sa.integ_alg < IPSEC_INTEG_ALG_NONE || #else if (sa.integ_alg < IPSEC_INTEG_ALG_SHA1_96 || #endif sa.integ_alg >= IPSEC_INTEG_N_ALG) return clib_error_return (0, "unsupported integ-alg: '%U'", format_ipsec_integ_alg, sa.integ_alg); } else if (unformat (line_input, "tunnel-src %U", unformat_ip4_address, &sa.tunnel_src_addr.ip4)) sa.is_tunnel = 1; else if (unformat (line_input, "tunnel-dst %U", unformat_ip4_address, &sa.tunnel_dst_addr.ip4)) sa.is_tunnel = 1; else if (unformat (line_input, "tunnel-src %U", unformat_ip6_address, &sa.tunnel_src_addr.ip6)) { sa.is_tunnel = 1; sa.is_tunnel_ip6 = 1; } else if (unformat (line_input, "tunnel-dst %U", unformat_ip6_address, &sa.tunnel_dst_addr.ip6)) { sa.is_tunnel = 1; sa.is_tunnel_ip6 = 1; } else return clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); } #if DPDK_CRYPTO==1 /*Special cases, aes-gcm-128 encryption */ if (sa.crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128) { if (sa.integ_alg != IPSEC_INTEG_ALG_NONE && sa.integ_alg != IPSEC_INTEG_ALG_AES_GCM_128) return clib_error_return (0, "unsupported: aes-gcm-128 crypto-alg needs none as integ-alg"); else /*set integ-alg internally to aes-gcm-128 */ sa.integ_alg = IPSEC_INTEG_ALG_AES_GCM_128; } else if (sa.integ_alg == IPSEC_INTEG_ALG_AES_GCM_128) return clib_error_return (0, "unsupported integ-alg: aes-gcm-128"); else if (sa.integ_alg == IPSEC_INTEG_ALG_NONE) return clib_error_return (0, "unsupported integ-alg: none"); #endif unformat_free (line_input); if (sa.crypto_key_len > sizeof (sa.crypto_key)) sa.crypto_key_len = sizeof (sa.crypto_key); if (sa.integ_key_len > sizeof (sa.integ_key)) sa.integ_key_len = sizeof (sa.integ_key); if (ck) strncpy ((char *) sa.crypto_key, (char *) ck, sa.crypto_key_len); if (ik) strncpy ((char *) sa.integ_key, (char *) ik, sa.integ_key_len); ipsec_add_del_sa (vm, &sa, is_add); return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (ipsec_sa_add_del_command, static) = { .path = "ipsec sa", .short_help = "ipsec sa [add|del]", .function = ipsec_sa_add_del_command_fn, }; /* *INDENT-ON* */ static clib_error_t * ipsec_spd_add_del_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; u32 spd_id = ~0; int is_add = ~0; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "add")) is_add = 1; else if (unformat (line_input, "del")) is_add = 0; else if (unformat (line_input, "%u", &spd_id)) ; else return clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); } unformat_free (line_input); if (spd_id == ~0) return clib_error_return (0, "please specify SPD ID"); ipsec_add_del_spd (vm, spd_id, is_add); return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (ipsec_spd_add_del_command, static) = { .path = "ipsec spd", .short_help = "ipsec spd [add|del] <id>", .function = ipsec_spd_add_del_command_fn, }; /* *INDENT-ON* */ static clib_error_t * ipsec_policy_add_del_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; ipsec_policy_t p; int is_add = 0; int is_ip_any = 1; u32 tmp, tmp2; memset (&p, 0, sizeof (p)); p.lport.stop = p.rport.stop = ~0; p.laddr.stop.ip4.as_u32 = p.raddr.stop.ip4.as_u32 = (u32) ~ 0; p.laddr.stop.ip6.as_u64[0] = p.laddr.stop.ip6.as_u64[1] = (u64) ~ 0; p.raddr.stop.ip6.as_u64[0] = p.raddr.stop.ip6.as_u64[1] = (u64) ~ 0; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "add")) is_add = 1; else if (unformat (line_input, "del")) is_add = 0; else if (unformat (line_input, "spd %u", &p.id)) ; else if (unformat (line_input, "inbound")) p.is_outbound = 0; else if (unformat (line_input, "outbound")) p.is_outbound = 1; else if (unformat (line_input, "priority %d", &p.priority)) ; else if (unformat (line_input, "protocol %u", &tmp)) p.protocol = (u8) tmp; else if (unformat (line_input, "action %U", unformat_ipsec_policy_action, &p.policy)) { if (p.policy == IPSEC_POLICY_ACTION_RESOLVE) return clib_error_return (0, "unsupported action: 'resolve'"); } else if (unformat (line_input, "sa %u", &p.sa_id)) ; else if (unformat (line_input, "local-ip-range %U - %U", unformat_ip4_address, &p.laddr.start.ip4, unformat_ip4_address, &p.laddr.stop.ip4)) is_ip_any = 0; else if (unformat (line_input, "remote-ip-range %U - %U", unformat_ip4_address, &p.raddr.start.ip4, unformat_ip4_address, &p.raddr.stop.ip4)) is_ip_any = 0; else if (unformat (line_input, "local-ip-range %U - %U", unformat_ip6_address, &p.laddr.start.ip6, unformat_ip6_address, &p.laddr.stop.ip6)) { p.is_ipv6 = 1; is_ip_any = 0; } else if (unformat (line_input, "remote-ip-range %U - %U", unformat_ip6_address, &p.raddr.start.ip6, unformat_ip6_address, &p.raddr.stop.ip6)) { p.is_ipv6 = 1; is_ip_any = 0; } else if (unformat (line_input, "local-port-range %u - %u", &tmp, &tmp2)) { p.lport.start = tmp; p.lport.stop = tmp2; } else if (unformat (line_input, "remote-port-range %u - %u", &tmp, &tmp2)) { p.rport.start = tmp; p.rport.stop = tmp2; } else return clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); } unformat_free (line_input); ipsec_add_del_policy (vm, &p, is_add); if (is_ip_any) { p.is_ipv6 = 1; ipsec_add_del_policy (vm, &p, is_add); } return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (ipsec_policy_add_del_command, static) = { .path = "ipsec policy", .short_help = "ipsec policy [add|del] spd <id> priority <n> ", .function = ipsec_policy_add_del_command_fn, }; /* *INDENT-ON* */ static clib_error_t * set_ipsec_sa_key_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; ipsec_sa_t sa; u8 *ck = 0, *ik = 0; memset (&sa, 0, sizeof (sa)); if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%u", &sa.id)) ; else if (unformat (line_input, "crypto-key %U", unformat_hex_string, &ck)) sa.crypto_key_len = vec_len (ck); else if (unformat (line_input, "integ-key %U", unformat_hex_string, &ik)) sa.integ_key_len = vec_len (ik); else return clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); } unformat_free (line_input); if (sa.crypto_key_len > sizeof (sa.crypto_key)) sa.crypto_key_len = sizeof (sa.crypto_key); if (sa.integ_key_len > sizeof (sa.integ_key)) sa.integ_key_len = sizeof (sa.integ_key); if (ck) strncpy ((char *) sa.crypto_key, (char *) ck, sa.crypto_key_len); if (ik) strncpy ((char *) sa.integ_key, (char *) ik, sa.integ_key_len); ipsec_set_sa_key (vm, &sa); return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (set_ipsec_sa_key_command, static) = { .path = "set ipsec sa", .short_help = "set ipsec sa <id> crypto-key <key> integ-key <key>", .function = set_ipsec_sa_key_command_fn, }; /* *INDENT-ON* */ static clib_error_t * show_ipsec_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { ipsec_spd_t *spd; ipsec_sa_t *sa; ipsec_policy_t *p; ipsec_main_t *im = &ipsec_main; u32 *i; ipsec_tunnel_if_t *t; vnet_hw_interface_t *hi; /* *INDENT-OFF* */ pool_foreach (sa, im->sad, ({ if (sa->id) { vlib_cli_output(vm, "sa %u spi %u mode %s protocol %s", sa->id, sa->spi, sa->is_tunnel ? "tunnel" : "transport", sa->protocol ? "esp" : "ah"); if (sa->protocol == IPSEC_PROTOCOL_ESP) { vlib_cli_output(vm, " crypto alg %U%s%U integrity alg %U%s%U", format_ipsec_crypto_alg, sa->crypto_alg, sa->crypto_alg ? " key " : "", format_hex_bytes, sa->crypto_key, sa->crypto_key_len, format_ipsec_integ_alg, sa->integ_alg, sa->integ_alg ? " key " : "", format_hex_bytes, sa->integ_key, sa->integ_key_len); } if (sa->is_tunnel && sa->is_tunnel_ip6) { vlib_cli_output(vm, " tunnel src %U dst %U", format_ip6_address, &sa->tunnel_src_addr.ip6, format_ip6_address, &sa->tunnel_dst_addr.ip6); } else if (sa->is_tunnel) { vlib_cli_output(vm, " tunnel src %U dst %U", format_ip4_address, &sa->tunnel_src_addr.ip4, format_ip4_address, &sa->tunnel_dst_addr.ip4); } } })); /* *INDENT-ON* */ /* *INDENT-OFF* */ pool_foreach (spd, im->spds, ({ vlib_cli_output(vm, "spd %u", spd->id); vlib_cli_output(vm, " outbound policies"); vec_foreach(i, spd->ipv4_outbound_policies) { p = pool_elt_at_index(spd->policies, *i); vlib_cli_output(vm, " priority %d action %U protocol %s%s", p->priority, format_ipsec_policy_action, p->policy, p->protocol ? format(0, "%U", format_ip_protocol, p->protocol) : (u8 *) "any", p->policy == IPSEC_POLICY_ACTION_PROTECT ? format(0, " sa %u", p->sa_id) : (u8 *) ""); vlib_cli_output(vm, " local addr range %U - %U port range %u - %u", format_ip4_address, &p->laddr.start.ip4, format_ip4_address, &p->laddr.stop.ip4, p->lport.start, p->lport.stop); vlib_cli_output(vm, " remte addr range %U - %U port range %u - %u", format_ip4_address, &p->raddr.start.ip4, format_ip4_address, &p->raddr.stop.ip4, p->rport.start, p->rport.stop); vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets, p->counter.bytes); }; vec_foreach(i, spd->ipv6_outbound_policies) { p = pool_elt_at_index(spd->policies, *i); vlib_cli_output(vm, " priority %d action %U protocol %s%s", p->priority, format_ipsec_policy_action, p->policy, p->protocol ? format(0, "%U", format_ip_protocol, p->protocol) : (u8 *) "any", p->policy == IPSEC_POLICY_ACTION_PROTECT ? format(0, " sa %u", p->sa_id) : (u8 *) ""); vlib_cli_output(vm, " local addr range %U - %U port range %u - %u", format_ip6_address, &p->laddr.start.ip6, format_ip6_address, &p->laddr.stop.ip6, p->lport.start, p->lport.stop); vlib_cli_output(vm, " remote addr range %U - %U port range %u - %u", format_ip6_address, &p->raddr.start.ip6, format_ip6_address, &p->raddr.stop.ip6, p->rport.start, p->rport.stop); vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets, p->counter.bytes); }; vlib_cli_output(vm, " inbound policies"); vec_foreach(i, spd->ipv4_inbound_protect_policy_indices) { p = pool_elt_at_index(spd->policies, *i); vlib_cli_output(vm, " priority %d action %U protocol %s%s", p->priority, format_ipsec_policy_action, p->policy, p->protocol ? format(0, "%U", format_ip_protocol, p->protocol) : (u8 *) "any", p->policy == IPSEC_POLICY_ACTION_PROTECT ? format(0, " sa %u", p->sa_id) : (u8 *) ""); vlib_cli_output(vm, " local addr range %U - %U port range %u - %u", format_ip4_address, &p->laddr.start.ip4, format_ip4_address, &p->laddr.stop.ip4, p->lport.start, p->lport.stop); vlib_cli_output(vm, " remte addr range %U - %U port range %u - %u", format_ip4_address, &p->raddr.start.ip4, format_ip4_address, &p->raddr.stop.ip4, p->rport.start, p->rport.stop); vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets, p->counter.bytes); }; vec_foreach(i, spd->ipv4_inbound_policy_discard_and_bypass_indices) { p = pool_elt_at_index(spd->policies, *i); vlib_cli_output(vm, " priority %d action %U protocol %s%s", p->priority, format_ipsec_policy_action, p->policy, p->protocol ? format(0, "%U", format_ip_protocol, p->protocol) : (u8 *) "any", p->policy == IPSEC_POLICY_ACTION_PROTECT ? format(0, " sa %u", p->sa_id) : (u8 *) ""); vlib_cli_output(vm, " local addr range %U - %U port range %u - %u", format_ip4_address, &p->laddr.start.ip4, format_ip4_address, &p->laddr.stop.ip4, p->lport.start, p->lport.stop); vlib_cli_output(vm, " remte addr range %U - %U port range %u - %u", format_ip4_address, &p->raddr.start.ip4, format_ip4_address, &p->raddr.stop.ip4, p->rport.start, p->rport.stop); vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets, p->counter.bytes); }; vec_foreach(i, spd->ipv6_inbound_protect_policy_indices) { p = pool_elt_at_index(spd->policies, *i); vlib_cli_output(vm, " priority %d action %U protocol %s%s", p->priority, format_ipsec_policy_action, p->policy, p->protocol ? format(0, "%U", format_ip_protocol, p->protocol) : (u8 *) "any", p->policy == IPSEC_POLICY_ACTION_PROTECT ? format(0, " sa %u", p->sa_id) : (u8 *) ""); vlib_cli_output(vm, " local addr range %U - %U port range %u - %u", format_ip6_address, &p->laddr.start.ip6, format_ip6_address, &p->laddr.stop.ip6, p->lport.start, p->lport.stop); vlib_cli_output(vm, " remote addr range %U - %U port range %u - %u", format_ip6_address, &p->raddr.start.ip6, format_ip6_address, &p->raddr.stop.ip6, p->rport.start, p->rport.stop); vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets, p->counter.bytes); }; vec_foreach(i, spd->ipv6_inbound_policy_discard_and_bypass_indices) { p = pool_elt_at_index(spd->policies, *i); vlib_cli_output(vm, " priority %d action %U protocol %s%s", p->priority, format_ipsec_policy_action, p->policy, p->protocol ? format(0, "%U", format_ip_protocol, p->protocol) : (u8 *) "any", p->policy == IPSEC_POLICY_ACTION_PROTECT ? format(0, " sa %u", p->sa_id) : (u8 *) ""); vlib_cli_output(vm, " local addr range %U - %U port range %u - %u", format_ip6_address, &p->laddr.start.ip6, format_ip6_address, &p->laddr.stop.ip6, p->lport.start, p->lport.stop); vlib_cli_output(vm, " remote addr range %U - %U port range %u - %u", format_ip6_address, &p->raddr.start.ip6, format_ip6_address, &p->raddr.stop.ip6, p->rport.start, p->rport.stop); vlib_cli_output(vm, " packets %u bytes %u", p->counter.packets, p->counter.bytes); }; })); /* *INDENT-ON* */ vlib_cli_output (vm, "tunnel interfaces"); /* *INDENT-OFF* */ pool_foreach (t, im->tunnel_interfaces, ({ if (t->hw_if_index == ~0) continue; hi = vnet_get_hw_interface (im->vnet_main, t->hw_if_index); vlib_cli_output(vm, " %s seq", hi->name); sa = pool_elt_at_index(im->sad, t->output_sa_index); vlib_cli_output(vm, " seq %u seq-hi %u esn %u anti-replay %u", sa->seq, sa->seq_hi, sa->use_esn, sa->use_anti_replay); vlib_cli_output(vm, " local-spi %u local-ip %U", sa->spi, format_ip4_address, &sa->tunnel_src_addr.ip4); vlib_cli_output(vm, " local-crypto %U %U", format_ipsec_crypto_alg, sa->crypto_alg, format_hex_bytes, sa->crypto_key, sa->crypto_key_len); vlib_cli_output(vm, " local-integrity %U %U", format_ipsec_integ_alg, sa->integ_alg, format_hex_bytes, sa->integ_key, sa->integ_key_len); sa = pool_elt_at_index(im->sad, t->input_sa_index); vlib_cli_output(vm, " last-seq %u last-seq-hi %u esn %u anti-replay %u window %U", sa->last_seq, sa->last_seq_hi, sa->use_esn, sa->use_anti_replay, format_ipsec_replay_window, sa->replay_window); vlib_cli_output(vm, " remote-spi %u remote-ip %U", sa->spi, format_ip4_address, &sa->tunnel_src_addr.ip4); vlib_cli_output(vm, " remote-crypto %U %U", format_ipsec_crypto_alg, sa->crypto_alg, format_hex_bytes, sa->crypto_key, sa->crypto_key_len); vlib_cli_output(vm, " remote-integrity %U %U", format_ipsec_integ_alg, sa->integ_alg, format_hex_bytes, sa->integ_key, sa->integ_key_len); })); /* *INDENT-ON* */ return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (show_ipsec_command, static) = { .path = "show ipsec", .short_help = "show ipsec", .function = show_ipsec_command_fn, }; /* *INDENT-ON* */ static clib_error_t * clear_ipsec_counters_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { ipsec_main_t *im = &ipsec_main; ipsec_spd_t *spd; ipsec_policy_t *p; /* *INDENT-OFF* */ pool_foreach (spd, im->spds, ({ pool_foreach(p, spd->policies, ({ p->counter.packets = p->counter.bytes = 0; })); })); /* *INDENT-ON* */ return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (clear_ipsec_counters_command, static) = { .path = "clear ipsec counters", .short_help = "clear ipsec counters", .function = clear_ipsec_counters_command_fn, }; /* *INDENT-ON* */ static clib_error_t * create_ipsec_tunnel_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; ipsec_add_del_tunnel_args_t a; int rv; u32 num_m_args = 0; memset (&a, 0, sizeof (a)); a.is_add = 1; /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "local-ip %U", unformat_ip4_address, &a.local_ip)) num_m_args++; else if (unformat (line_input, "remote-ip %U", unformat_ip4_address, &a.remote_ip)) num_m_args++; else if (unformat (line_input, "local-spi %u", &a.local_spi)) num_m_args++; else if (unformat (line_input, "remote-spi %u", &a.remote_spi)) num_m_args++; else if (unformat (line_input, "del")) a.is_add = 0; else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } unformat_free (line_input); if (num_m_args < 4) return clib_error_return (0, "mandatory argument(s) missing"); rv = ipsec_add_del_tunnel_if (&a); switch (rv) { case 0: break; case VNET_API_ERROR_INVALID_VALUE: if (a.is_add) return clib_error_return (0, "IPSec tunnel interface already exists..."); else return clib_error_return (0, "IPSec tunnel interface not exists..."); default: return clib_error_return (0, "ipsec_register_interface returned %d", rv); } return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (create_ipsec_tunnel_command, static) = { .path = "create ipsec tunnel", .short_help = "create ipsec tunnel local-ip <addr> local-spi <spi> remote-ip <addr> remote-spi <spi>", .function = create_ipsec_tunnel_command_fn, }; /* *INDENT-ON* */ static clib_error_t * set_interface_key_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; ipsec_main_t *im = &ipsec_main; ipsec_if_set_key_type_t type = IPSEC_IF_SET_KEY_TYPE_NONE; u32 hw_if_index = (u32) ~ 0; u32 alg; u8 *key = 0; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U", unformat_vnet_hw_interface, im->vnet_main, &hw_if_index)) ; else if (unformat (line_input, "local crypto %U", unformat_ipsec_crypto_alg, &alg)) type = IPSEC_IF_SET_KEY_TYPE_LOCAL_CRYPTO; else if (unformat (line_input, "remote crypto %U", unformat_ipsec_crypto_alg, &alg)) type = IPSEC_IF_SET_KEY_TYPE_REMOTE_CRYPTO; else if (unformat (line_input, "local integ %U", unformat_ipsec_integ_alg, &alg)) type = IPSEC_IF_SET_KEY_TYPE_LOCAL_INTEG; else if (unformat (line_input, "remote integ %U", unformat_ipsec_integ_alg, &alg)) type = IPSEC_IF_SET_KEY_TYPE_REMOTE_INTEG; else if (unformat (line_input, "%U", unformat_hex_string, &key)) ; else return clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); } unformat_free (line_input); if (type == IPSEC_IF_SET_KEY_TYPE_NONE) return clib_error_return (0, "unknown key type"); if (alg > 0 && vec_len (key) == 0) return clib_error_return (0, "key is not specified"); if (hw_if_index == (u32) ~ 0) return clib_error_return (0, "interface not specified"); ipsec_set_interface_key (im->vnet_main, hw_if_index, type, alg, key); vec_free (key); return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (set_interface_key_command, static) = { .path = "set interface ipsec key", .short_help = "set interface ipsec key <int> <local|remote> <crypto|integ> <key type> <key>", .function = set_interface_key_command_fn, }; /* *INDENT-ON* */ clib_error_t * ipsec_cli_init (vlib_main_t * vm) { return 0; } VLIB_INIT_FUNCTION (ipsec_cli_init); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */