2 * Copyright (c) 2002, 2003 Sam Leffler, Errno Consulting
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 #include <sys/types.h>
29 #include <netipsec/ipsec.h>
30 #include <netipsec/ah_var.h>
31 #include <netipsec/esp_var.h>
39 static const struct alg aalgs[] = {
40 { SADB_AALG_NONE, "none", },
41 { SADB_AALG_MD5HMAC, "hmac-md5", },
42 { SADB_AALG_SHA1HMAC, "hmac-sha1", },
43 { SADB_X_AALG_MD5, "md5", },
44 { SADB_X_AALG_SHA, "sha", },
45 { SADB_X_AALG_NULL, "null", },
46 { SADB_X_AALG_SHA2_256, "hmac-sha2-256", },
47 { SADB_X_AALG_SHA2_384, "hmac-sha2-384", },
48 { SADB_X_AALG_SHA2_512, "hmac-sha2-512", },
50 static const struct alg espalgs[] = {
51 { SADB_EALG_NONE, "none", },
52 { SADB_EALG_DESCBC, "des-cbc", },
53 { SADB_EALG_3DESCBC, "3des-cbc", },
54 { SADB_EALG_NULL, "null", },
55 { SADB_X_EALG_CAST128CBC, "cast128-cbc", },
56 { SADB_X_EALG_BLOWFISHCBC, "blowfish-cbc", },
57 { SADB_X_EALG_RIJNDAELCBC, "rijndael-cbc", },
59 static const struct alg ipcompalgs[] = {
60 { SADB_X_CALG_NONE, "none", },
61 { SADB_X_CALG_OUI, "oui", },
62 { SADB_X_CALG_DEFLATE, "deflate", },
63 { SADB_X_CALG_LZS, "lzs", },
65 #define N(a) (sizeof(a)/sizeof(a[0]))
68 algname(int a, const struct alg algs[], int nalgs)
73 for (i = 0; i < nalgs; i++)
76 snprintf(buf, sizeof(buf), "alg#%u", a);
81 * Little program to dump the statistics block for fast ipsec.
84 main(int argc, char *argv[])
86 #define STAT(x,fmt) if (x) printf(fmt "\n", (uintmax_t)x)
94 if (sysctlbyname("net.inet.ipsec.ipsecstats", &ips, &slen, NULL, NULL) < 0)
95 err(1, "net.inet.ipsec.ipsecstats");
97 if (sysctlbyname("net.inet.ah.stats", &ahs, &slen, NULL, NULL) < 0)
98 err(1, "net.inet.ah.stats");
100 if (sysctlbyname("net.inet.esp.stats", &esps, &slen, NULL, NULL) < 0)
101 err(1, "net.inet.esp.stats");
103 #define AHSTAT(x,fmt) if (x) printf("ah " fmt ": %ju\n", (uintmax_t)x)
104 AHSTAT(ahs.ahs_input, "input packets processed");
105 AHSTAT(ahs.ahs_output, "output packets processed");
106 AHSTAT(ahs.ahs_hdrops, "headers too short");
107 AHSTAT(ahs.ahs_nopf, "headers for unsupported address family");
108 AHSTAT(ahs.ahs_notdb, "packets with no SA");
109 AHSTAT(ahs.ahs_badkcr, "packets with bad kcr");
110 AHSTAT(ahs.ahs_badauth, "packets with bad authentication");
111 AHSTAT(ahs.ahs_noxform, "packets with no xform");
112 AHSTAT(ahs.ahs_qfull, "packets dropped packet 'cuz queue full");
113 AHSTAT(ahs.ahs_wrap, "packets dropped for replace counter wrap");
114 AHSTAT(ahs.ahs_replay, "packets dropped for possible replay");
115 AHSTAT(ahs.ahs_badauthl, "packets dropped for bad authenticator length");
116 AHSTAT(ahs.ahs_invalid, "packets with an invalid SA");
117 AHSTAT(ahs.ahs_toobig, "packets too big");
118 AHSTAT(ahs.ahs_pdrops, "packets dropped due to policy");
119 AHSTAT(ahs.ahs_crypto, "failed crypto requests");
120 AHSTAT(ahs.ahs_tunnel, "tunnel sanity check failures");
121 for (i = 0; i < AH_ALG_MAX; i++)
123 printf("ah packets with %s: %ju\n"
124 , algname(i, aalgs, N(aalgs))
125 , (uintmax_t)ahs.ahs_hist[i]
127 AHSTAT(ahs.ahs_ibytes, "bytes received");
128 AHSTAT(ahs.ahs_obytes, "bytes transmitted");
131 #define ESPSTAT(x,fmt) if (x) printf("esp " fmt ": %ju\n", (uintmax_t)x)
132 ESPSTAT(esps.esps_input, "input packets processed");
133 ESPSTAT(esps.esps_output, "output packets processed");
134 ESPSTAT(esps.esps_hdrops, "headers too short");
135 ESPSTAT(esps.esps_nopf, "headers for unsupported address family");
136 ESPSTAT(esps.esps_notdb, "packets with no SA");
137 ESPSTAT(esps.esps_badkcr, "packets with bad kcr");
138 ESPSTAT(esps.esps_qfull, "packets dropped packet 'cuz queue full");
139 ESPSTAT(esps.esps_noxform, "packets with no xform");
140 ESPSTAT(esps.esps_badilen, "packets with bad ilen");
141 ESPSTAT(esps.esps_badenc, "packets with bad encryption");
142 ESPSTAT(esps.esps_badauth, "packets with bad authentication");
143 ESPSTAT(esps.esps_wrap, "packets dropped for replay counter wrap");
144 ESPSTAT(esps.esps_replay, "packets dropped for possible replay");
145 ESPSTAT(esps.esps_invalid, "packets with an invalid SA");
146 ESPSTAT(esps.esps_toobig, "packets too big");
147 ESPSTAT(esps.esps_pdrops, "packets dropped due to policy");
148 ESPSTAT(esps.esps_crypto, "failed crypto requests");
149 ESPSTAT(esps.esps_tunnel, "tunnel sanity check failures");
150 for (i = 0; i < ESP_ALG_MAX; i++)
151 if (esps.esps_hist[i])
152 printf("esp packets with %s: %ju\n"
153 , algname(i, espalgs, N(espalgs))
154 , (uintmax_t)esps.esps_hist[i]
156 ESPSTAT(esps.esps_ibytes, "bytes received");
157 ESPSTAT(esps.esps_obytes, "bytes transmitted");
161 if (ips.ips_in_polvio+ips.ips_out_polvio)
162 printf("policy violations: input %ju output %ju\n",
163 (uintmax_t)ips.ips_in_polvio,
164 (uintmax_t)ips.ips_out_polvio);
165 STAT(ips.ips_out_nosa, "no SA found %ju (output)");
166 STAT(ips.ips_out_nomem, "no memory available %ju (output)");
167 STAT(ips.ips_out_noroute, "no route available %ju (output)");
168 STAT(ips.ips_out_inval, "generic error %ju (output)");
169 STAT(ips.ips_out_bundlesa, "bundled SA processed %ju (output)");
170 printf("m_clone processing: %ju mbufs + %ju clusters coalesced\n",
171 (uintmax_t)ips.ips_mbcoalesced, (uintmax_t)ips.ips_clcoalesced);
172 STAT(ips.ips_clcopied, "m_clone processing: %ju clusters copied\n");
173 STAT(ips.ips_mbinserted, "m_makespace: %ju mbufs inserted\n");
174 printf("header position [front/middle/end]: %ju/%ju/%ju\n",
175 (uintmax_t)ips.ips_input_front, (uintmax_t)ips.ips_input_middle,
176 (uintmax_t)ips.ips_input_end);