src/usr.sbin/rpki-client/print.c

811 lines
21 KiB
C

/* $OpenBSD: print.c,v 1.48 2024/02/13 20:40:17 job Exp $ */
/*
* Copyright (c) 2021 Claudio Jeker <claudio@openbsd.org>
* Copyright (c) 2019 Kristaps Dzonsons <kristaps@bsd.lv>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <err.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <openssl/evp.h>
#include "extern.h"
#include "json.h"
static const char *
pretty_key_id(const char *hex)
{
static char buf[128]; /* bigger than SHA_DIGEST_LENGTH * 3 */
size_t i;
for (i = 0; i < sizeof(buf) && *hex != '\0'; i++) {
if (i % 3 == 2)
buf[i] = ':';
else
buf[i] = *hex++;
}
if (i == sizeof(buf))
memcpy(buf + sizeof(buf) - 4, "...", 4);
else
buf[i] = '\0';
return buf;
}
char *
nid2str(int nid)
{
static char buf[128];
const char *name;
if ((name = OBJ_nid2ln(nid)) == NULL)
name = OBJ_nid2sn(nid);
if (name == NULL)
name = "unknown";
snprintf(buf, sizeof(buf), "nid %d (%s)", nid, name);
return buf;
}
char *
time2str(time_t t)
{
static char buf[64];
struct tm tm;
if (gmtime_r(&t, &tm) == NULL)
return "could not convert time";
strftime(buf, sizeof(buf), "%a %d %b %Y %T %z", &tm);
return buf;
}
void
tal_print(const struct tal *p)
{
char *ski;
const unsigned char *der, *pkey_der;
X509_PUBKEY *pubkey;
ASN1_OBJECT *obj;
unsigned char md[SHA_DIGEST_LENGTH];
int nid, der_len;
size_t i;
pkey_der = p->pkey;
if ((pubkey = d2i_X509_PUBKEY(NULL, &pkey_der, p->pkeysz)) == NULL)
errx(1, "d2i_X509_PUBKEY failed");
if (!X509_PUBKEY_get0_param(&obj, &der, &der_len, NULL, pubkey))
errx(1, "X509_PUBKEY_get0_param failed");
if ((nid = OBJ_obj2nid(obj)) != NID_rsaEncryption)
errx(1, "RFC 7935: wrong signature algorithm %s, want %s",
nid2str(nid), LN_rsaEncryption);
if (!EVP_Digest(der, der_len, md, NULL, EVP_sha1(), NULL))
errx(1, "EVP_Digest failed");
ski = hex_encode(md, SHA_DIGEST_LENGTH);
if (outformats & FORMAT_JSON) {
json_do_string("type", "tal");
json_do_string("name", p->descr);
json_do_string("ski", pretty_key_id(ski));
json_do_array("trust_anchor_locations");
for (i = 0; i < p->urisz; i++)
json_do_string("tal", p->uri[i]);
json_do_end();
} else {
printf("Trust anchor name: %s\n", p->descr);
printf("Subject key identifier: %s\n", pretty_key_id(ski));
printf("Trust anchor locations: ");
for (i = 0; i < p->urisz; i++) {
if (i > 0)
printf("%26s", "");
printf("%s\n", p->uri[i]);
}
}
X509_PUBKEY_free(pubkey);
free(ski);
}
void
x509_print(const X509 *x)
{
const ASN1_INTEGER *xserial;
const X509_NAME *xissuer;
char *issuer = NULL;
char *serial = NULL;
if ((xissuer = X509_get_issuer_name(x)) == NULL) {
warnx("X509_get_issuer_name failed");
goto out;
}
if ((issuer = X509_NAME_oneline(xissuer, NULL, 0)) == NULL) {
warnx("X509_NAME_oneline failed");
goto out;
}
if ((xserial = X509_get0_serialNumber(x)) == NULL) {
warnx("X509_get0_serialNumber failed");
goto out;
}
if ((serial = x509_convert_seqnum(__func__, xserial)) == NULL)
goto out;
if (outformats & FORMAT_JSON) {
json_do_string("cert_issuer", issuer);
json_do_string("cert_serial", serial);
} else {
printf("Certificate issuer: %s\n", issuer);
printf("Certificate serial: %s\n", serial);
}
out:
free(issuer);
free(serial);
}
static void
as_resources_print(struct cert_as *as, size_t asz)
{
size_t i;
for (i = 0; i < asz; i++) {
if (outformats & FORMAT_JSON)
json_do_object("resource", 1);
switch (as[i].type) {
case CERT_AS_ID:
if (outformats & FORMAT_JSON) {
json_do_uint("asid", as[i].id);
} else {
if (i > 0)
printf("%26s", "");
printf("AS: %u", as[i].id);
}
break;
case CERT_AS_INHERIT:
if (outformats & FORMAT_JSON) {
json_do_bool("asid_inherit", 1);
} else {
if (i > 0)
printf("%26s", "");
printf("AS: inherit");
}
break;
case CERT_AS_RANGE:
if (outformats & FORMAT_JSON) {
json_do_object("asrange", 1);
json_do_uint("min", as[i].range.min);
json_do_uint("max", as[i].range.max);
json_do_end();
} else {
if (i > 0)
printf("%26s", "");
printf("AS: %u -- %u", as[i].range.min,
as[i].range.max);
}
break;
}
if (outformats & FORMAT_JSON)
json_do_end();
else
printf("\n");
}
}
static void
ip_resources_print(struct cert_ip *ips, size_t ipsz, size_t asz)
{
char buf1[64], buf2[64];
size_t i;
int sockt;
for (i = 0; i < ipsz; i++) {
if (outformats & FORMAT_JSON)
json_do_object("resource", 1);
switch (ips[i].type) {
case CERT_IP_INHERIT:
if (outformats & FORMAT_JSON) {
json_do_bool("ip_inherit", 1);
} else {
if (i > 0 || asz > 0)
printf("%26s", "");
printf("IP: inherit");
}
break;
case CERT_IP_ADDR:
ip_addr_print(&ips[i].ip, ips[i].afi, buf1,
sizeof(buf1));
if (outformats & FORMAT_JSON) {
json_do_string("ip_prefix", buf1);
} else {
if (i > 0 || asz > 0)
printf("%26s", "");
printf("IP: %s", buf1);
}
break;
case CERT_IP_RANGE:
sockt = (ips[i].afi == AFI_IPV4) ?
AF_INET : AF_INET6;
inet_ntop(sockt, ips[i].min, buf1, sizeof(buf1));
inet_ntop(sockt, ips[i].max, buf2, sizeof(buf2));
if (outformats & FORMAT_JSON) {
json_do_object("ip_range", 1);
json_do_string("min", buf1);
json_do_string("max", buf2);
json_do_end();
} else {
if (i > 0 || asz > 0)
printf("%26s", "");
printf("IP: %s -- %s", buf1, buf2);
}
break;
}
if (outformats & FORMAT_JSON)
json_do_end();
else
printf("\n");
}
}
void
cert_print(const struct cert *p)
{
if (outformats & FORMAT_JSON) {
if (p->pubkey != NULL)
json_do_string("type", "router_key");
else
json_do_string("type", "ca_cert");
json_do_string("ski", pretty_key_id(p->ski));
if (p->aki != NULL)
json_do_string("aki", pretty_key_id(p->aki));
x509_print(p->x509);
if (p->aia != NULL)
json_do_string("aia", p->aia);
if (p->mft != NULL)
json_do_string("manifest", p->mft);
if (p->repo != NULL)
json_do_string("carepository", p->repo);
if (p->notify != NULL)
json_do_string("notify_url", p->notify);
if (p->pubkey != NULL)
json_do_string("router_key", p->pubkey);
json_do_int("valid_since", p->notbefore);
json_do_int("valid_until", p->notafter);
if (p->expires)
json_do_int("expires", p->expires);
json_do_array("subordinate_resources");
} else {
printf("Subject key identifier: %s\n", pretty_key_id(p->ski));
if (p->aki != NULL)
printf("Authority key identifier: %s\n",
pretty_key_id(p->aki));
x509_print(p->x509);
if (p->aia != NULL)
printf("Authority info access: %s\n", p->aia);
if (p->mft != NULL)
printf("Manifest: %s\n", p->mft);
if (p->repo != NULL)
printf("caRepository: %s\n", p->repo);
if (p->notify != NULL)
printf("Notify URL: %s\n", p->notify);
if (p->pubkey != NULL) {
printf("BGPsec ECDSA public key: %s\n",
p->pubkey);
printf("Router key not before: %s\n",
time2str(p->notbefore));
printf("Router key not after: %s\n",
time2str(p->notafter));
} else {
printf("Certificate not before: %s\n",
time2str(p->notbefore));
printf("Certificate not after: %s\n",
time2str(p->notafter));
}
printf("Subordinate resources: ");
}
as_resources_print(p->as, p->asz);
ip_resources_print(p->ips, p->ipsz, p->asz);
if (outformats & FORMAT_JSON)
json_do_end();
}
void
crl_print(const struct crl *p)
{
STACK_OF(X509_REVOKED) *revlist;
X509_REVOKED *rev;
X509_NAME *xissuer;
int i;
char *issuer, *serial;
time_t t;
if (outformats & FORMAT_JSON) {
json_do_string("type", "crl");
json_do_string("aki", pretty_key_id(p->aki));
} else
printf("Authority key identifier: %s\n", pretty_key_id(p->aki));
xissuer = X509_CRL_get_issuer(p->x509_crl);
issuer = X509_NAME_oneline(xissuer, NULL, 0);
if (issuer != NULL && p->number != NULL) {
if (outformats & FORMAT_JSON) {
json_do_string("crl_issuer", issuer);
json_do_string("crl_serial", p->number);
} else {
printf("CRL issuer: %s\n", issuer);
printf("CRL serial number: %s\n", p->number);
}
}
free(issuer);
if (outformats & FORMAT_JSON) {
json_do_int("valid_since", p->thisupdate);
json_do_int("valid_until", p->nextupdate);
json_do_array("revoked_certs");
} else {
printf("CRL this update: %s\n",
time2str(p->thisupdate));
printf("CRL next update: %s\n",
time2str(p->nextupdate));
printf("Revoked Certificates:\n");
}
revlist = X509_CRL_get_REVOKED(p->x509_crl);
for (i = 0; i < sk_X509_REVOKED_num(revlist); i++) {
rev = sk_X509_REVOKED_value(revlist, i);
serial = x509_convert_seqnum(__func__,
X509_REVOKED_get0_serialNumber(rev));
x509_get_time(X509_REVOKED_get0_revocationDate(rev), &t);
if (serial != NULL) {
if (outformats & FORMAT_JSON) {
json_do_object("cert", 1);
json_do_string("serial", serial);
json_do_string("date", time2str(t));
json_do_end();
} else
printf("%25s Serial: %8s Revocation Date: %s"
"\n", "", serial, time2str(t));
}
free(serial);
}
if (outformats & FORMAT_JSON)
json_do_end();
else if (i == 0)
printf("No Revoked Certificates\n");
}
void
mft_print(const X509 *x, const struct mft *p)
{
size_t i;
char *hash;
if (outformats & FORMAT_JSON) {
json_do_string("type", "manifest");
json_do_string("ski", pretty_key_id(p->ski));
x509_print(x);
json_do_string("aki", pretty_key_id(p->aki));
json_do_string("aia", p->aia);
json_do_string("sia", p->sia);
json_do_string("manifest_number", p->seqnum);
if (p->signtime != 0)
json_do_int("signing_time", p->signtime);
json_do_int("valid_since", p->thisupdate);
json_do_int("valid_until", p->nextupdate);
if (p->expires)
json_do_int("expires", p->expires);
} else {
printf("Subject key identifier: %s\n", pretty_key_id(p->ski));
printf("Authority key identifier: %s\n", pretty_key_id(p->aki));
x509_print(x);
printf("Authority info access: %s\n", p->aia);
printf("Subject info access: %s\n", p->sia);
printf("Manifest number: %s\n", p->seqnum);
if (p->signtime != 0)
printf("Signing time: %s\n",
time2str(p->signtime));
printf("Manifest this update: %s\n", time2str(p->thisupdate));
printf("Manifest next update: %s\n", time2str(p->nextupdate));
printf("Files and hashes: ");
}
if (outformats & FORMAT_JSON)
json_do_array("filesandhashes");
for (i = 0; i < p->filesz; i++) {
if (base64_encode(p->files[i].hash, sizeof(p->files[i].hash),
&hash) == -1)
errx(1, "base64_encode failure");
if (outformats & FORMAT_JSON) {
json_do_object("filehash", 1);
json_do_string("filename", p->files[i].file);
json_do_string("hash", hash);
json_do_end();
} else {
if (i > 0)
printf("%26s", "");
printf("%zu: %s (hash: %s)\n", i + 1, p->files[i].file,
hash);
}
free(hash);
}
if (outformats & FORMAT_JSON)
json_do_end();
}
void
roa_print(const X509 *x, const struct roa *p)
{
char buf[128];
size_t i;
if (outformats & FORMAT_JSON) {
json_do_string("type", "roa");
json_do_string("ski", pretty_key_id(p->ski));
x509_print(x);
json_do_string("aki", pretty_key_id(p->aki));
json_do_string("aia", p->aia);
json_do_string("sia", p->sia);
if (p->signtime != 0)
json_do_int("signing_time", p->signtime);
json_do_int("valid_since", p->notbefore);
json_do_int("valid_until", p->notafter);
if (p->expires)
json_do_int("expires", p->expires);
} else {
printf("Subject key identifier: %s\n", pretty_key_id(p->ski));
x509_print(x);
printf("Authority key identifier: %s\n", pretty_key_id(p->aki));
printf("Authority info access: %s\n", p->aia);
printf("Subject info access: %s\n", p->sia);
if (p->signtime != 0)
printf("Signing time: %s\n",
time2str(p->signtime));
printf("ROA not before: %s\n",
time2str(p->notbefore));
printf("ROA not after: %s\n", time2str(p->notafter));
printf("asID: %u\n", p->asid);
printf("IP address blocks: ");
}
if (outformats & FORMAT_JSON)
json_do_array("vrps");
for (i = 0; i < p->ipsz; i++) {
ip_addr_print(&p->ips[i].addr,
p->ips[i].afi, buf, sizeof(buf));
if (outformats & FORMAT_JSON) {
json_do_object("vrp", 1);
json_do_string("prefix", buf);
json_do_uint("asid", p->asid);
json_do_uint("maxlen", p->ips[i].maxlength);
json_do_end();
} else {
if (i > 0)
printf("%26s", "");
printf("%s maxlen: %hhu\n", buf, p->ips[i].maxlength);
}
}
if (outformats & FORMAT_JSON)
json_do_end();
}
void
gbr_print(const X509 *x, const struct gbr *p)
{
if (outformats & FORMAT_JSON) {
json_do_string("type", "gbr");
json_do_string("ski", pretty_key_id(p->ski));
x509_print(x);
json_do_string("aki", pretty_key_id(p->aki));
json_do_string("aia", p->aia);
json_do_string("sia", p->sia);
if (p->signtime != 0)
json_do_int("signing_time", p->signtime);
json_do_int("valid_since", p->notbefore);
json_do_int("valid_until", p->notafter);
if (p->expires)
json_do_int("expires", p->expires);
json_do_string("vcard", p->vcard);
} else {
printf("Subject key identifier: %s\n", pretty_key_id(p->ski));
x509_print(x);
printf("Authority key identifier: %s\n", pretty_key_id(p->aki));
printf("Authority info access: %s\n", p->aia);
printf("Subject info access: %s\n", p->sia);
if (p->signtime != 0)
printf("Signing time: %s\n",
time2str(p->signtime));
printf("GBR not before: %s\n",
time2str(p->notbefore));
printf("GBR not after: %s\n", time2str(p->notafter));
printf("vcard:\n%s", p->vcard);
}
}
void
rsc_print(const X509 *x, const struct rsc *p)
{
char *hash;
size_t i;
if (outformats & FORMAT_JSON) {
json_do_string("type", "rsc");
json_do_string("ski", pretty_key_id(p->ski));
x509_print(x);
json_do_string("aki", pretty_key_id(p->aki));
json_do_string("aia", p->aia);
if (p->signtime != 0)
json_do_int("signing_time", p->signtime);
json_do_int("valid_since", p->notbefore);
json_do_int("valid_until", p->notafter);
if (p->expires)
json_do_int("expires", p->expires);
json_do_array("signed_with_resources");
} else {
printf("Subject key identifier: %s\n", pretty_key_id(p->ski));
printf("Authority key identifier: %s\n", pretty_key_id(p->aki));
x509_print(x);
printf("Authority info access: %s\n", p->aia);
if (p->signtime != 0)
printf("Signing time: %s\n",
time2str(p->signtime));
printf("RSC not before: %s\n",
time2str(p->notbefore));
printf("RSC not after: %s\n", time2str(p->notafter));
printf("Signed with resources: ");
}
as_resources_print(p->as, p->asz);
ip_resources_print(p->ips, p->ipsz, p->asz);
if (outformats & FORMAT_JSON) {
json_do_end();
json_do_array("filenamesandhashes");
} else
printf("Filenames and hashes: ");
for (i = 0; i < p->filesz; i++) {
if (base64_encode(p->files[i].hash, sizeof(p->files[i].hash),
&hash) == -1)
errx(1, "base64_encode failure");
if (outformats & FORMAT_JSON) {
json_do_object("filehash", 1);
if (p->files[i].filename)
json_do_string("filename",
p->files[i].filename);
json_do_string("hash_digest", hash);
json_do_end();
} else {
if (i > 0)
printf("%26s", "");
printf("%zu: %s (hash: %s)\n", i + 1,
p->files[i].filename ? p->files[i].filename
: "no filename", hash);
}
free(hash);
}
if (outformats & FORMAT_JSON)
json_do_end();
}
void
aspa_print(const X509 *x, const struct aspa *p)
{
size_t i;
if (outformats & FORMAT_JSON) {
json_do_string("type", "aspa");
json_do_string("ski", pretty_key_id(p->ski));
x509_print(x);
json_do_string("aki", pretty_key_id(p->aki));
json_do_string("aia", p->aia);
json_do_string("sia", p->sia);
if (p->signtime != 0)
json_do_int("signing_time", p->signtime);
json_do_int("valid_since", p->notbefore);
json_do_int("valid_until", p->notafter);
if (p->expires)
json_do_int("expires", p->expires);
json_do_uint("customer_asid", p->custasid);
json_do_array("providers");
} else {
printf("Subject key identifier: %s\n", pretty_key_id(p->ski));
x509_print(x);
printf("Authority key identifier: %s\n", pretty_key_id(p->aki));
printf("Authority info access: %s\n", p->aia);
printf("Subject info access: %s\n", p->sia);
if (p->signtime != 0)
printf("Signing time: %s\n",
time2str(p->signtime));
printf("ASPA not before: %s\n",
time2str(p->notbefore));
printf("ASPA not after: %s\n", time2str(p->notafter));
printf("Customer ASID: %u\n", p->custasid);
printf("Providers: ");
}
for (i = 0; i < p->providersz; i++) {
if (outformats & FORMAT_JSON)
json_do_uint("asid", p->providers[i]);
else {
if (i > 0)
printf("%26s", "");
printf("AS: %u\n", p->providers[i]);
}
}
if (outformats & FORMAT_JSON)
json_do_end();
}
static void
takey_print(char *name, const struct takey *t)
{
char *spki = NULL;
size_t i, j = 0;
if (base64_encode(t->pubkey, t->pubkeysz, &spki) != 0)
errx(1, "base64_encode failed in %s", __func__);
if (outformats & FORMAT_JSON) {
json_do_object("takey", 0);
json_do_string("name", name);
json_do_array("comments");
for (i = 0; i < t->commentsz; i++)
json_do_string("comment", t->comments[i]);
json_do_end();
json_do_array("uris");
for (i = 0; i < t->urisz; i++)
json_do_string("uri", t->uris[i]);
json_do_end();
json_do_string("spki", spki);
} else {
printf("TAL derived from the '%s' Trust Anchor Key:\n\n", name);
for (i = 0; i < t->commentsz; i++)
printf("\t# %s\n", t->comments[i]);
if (t->commentsz > 0)
printf("\n");
for (i = 0; i < t->urisz; i++)
printf("\t%s\n", t->uris[i]);
printf("\n\t");
for (i = 0; i < strlen(spki); i++) {
printf("%c", spki[i]);
if ((++j % 64) == 0)
printf("\n\t");
}
printf("\n\n");
}
free(spki);
}
void
tak_print(const X509 *x, const struct tak *p)
{
if (outformats & FORMAT_JSON) {
json_do_string("type", "tak");
json_do_string("ski", pretty_key_id(p->ski));
x509_print(x);
json_do_string("aki", pretty_key_id(p->aki));
json_do_string("aia", p->aia);
json_do_string("sia", p->sia);
if (p->signtime != 0)
json_do_int("signing_time", p->signtime);
json_do_int("valid_since", p->notbefore);
json_do_int("valid_until", p->notafter);
if (p->expires)
json_do_int("expires", p->expires);
json_do_array("takeys");
} else {
printf("Subject key identifier: %s\n", pretty_key_id(p->ski));
x509_print(x);
printf("Authority key identifier: %s\n", pretty_key_id(p->aki));
printf("Authority info access: %s\n", p->aia);
printf("Subject info access: %s\n", p->sia);
if (p->signtime != 0)
printf("Signing time: %s\n",
time2str(p->signtime));
printf("TAK not before: %s\n",
time2str(p->notbefore));
printf("TAK not after: %s\n", time2str(p->notafter));
}
takey_print("current", p->current);
if (p->predecessor != NULL)
takey_print("predecessor", p->predecessor);
if (p->successor != NULL)
takey_print("successor", p->successor);
if (outformats & FORMAT_JSON)
json_do_end();
}
void
geofeed_print(const X509 *x, const struct geofeed *p)
{
char buf[128];
size_t i;
if (outformats & FORMAT_JSON) {
json_do_string("type", "geofeed");
json_do_string("ski", pretty_key_id(p->ski));
x509_print(x);
json_do_string("aki", pretty_key_id(p->aki));
json_do_string("aia", p->aia);
if (p->signtime != 0)
json_do_int("signing_time", p->signtime);
json_do_int("valid_since", p->notbefore);
json_do_int("valid_until", p->notafter);
if (p->expires)
json_do_int("expires", p->expires);
json_do_array("records");
} else {
printf("Subject key identifier: %s\n", pretty_key_id(p->ski));
x509_print(x);
printf("Authority key identifier: %s\n", pretty_key_id(p->aki));
printf("Authority info access: %s\n", p->aia);
if (p->signtime != 0)
printf("Signing time: %s\n",
time2str(p->signtime));
printf("Geofeed not before: %s\n",
time2str(p->notbefore));
printf("Geofeed not after: %s\n", time2str(p->notafter));
printf("Geofeed CSV records: ");
}
for (i = 0; i < p->geoipsz; i++) {
if (p->geoips[i].ip->type != CERT_IP_ADDR)
continue;
ip_addr_print(&p->geoips[i].ip->ip, p->geoips[i].ip->afi, buf,
sizeof(buf));
if (outformats & FORMAT_JSON) {
json_do_object("geoip", 1);
json_do_string("prefix", buf);
json_do_string("location", p->geoips[i].loc);
json_do_end();
} else {
if (i > 0)
printf("%26s", "");
printf("IP: %s (%s)\n", buf, p->geoips[i].loc);
}
}
if (outformats & FORMAT_JSON)
json_do_end();
}