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Standardized printing of certificate information

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The certificate_printer class allows the printing of certificate
information to a text file (usually stdout). This class is used
by the pki --print and swanctl --list-certs commands as well as
by the stroke plugin.
This commit is contained in:
Andreas Steffen
2015-12-11 18:26:53 +01:00
parent 36d42daf4d
commit 3317d0e77b
5 changed files with 743 additions and 970 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/pki/commands/print.c
+22 -525
View File
@@ -2,6 +2,9 @@
* Copyright (C) 2010 Martin Willi
* Copyright (C) 2010 revosec AG
*
* Copyright (C) 2015 Andreas Steffen
* HSR Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
@@ -15,51 +18,32 @@
#include "pki.h"
#include <asn1/asn1.h>
#include <asn1/oid.h>
#include <credentials/certificates/certificate.h>
#include <credentials/certificates/x509.h>
#include <credentials/certificates/crl.h>
#include <credentials/certificates/ac.h>
#include <selectors/traffic_selector.h>
#include <credentials/certificates/certificate_printer.h>
#include <time.h>
#include <errno.h>
/**
* Print public key information
*/
static void print_pubkey(public_key_t *key)
{
chunk_t chunk;
key_type_t type;
type = key->get_type(key);
printf("pubkey: %N %d bits%s\n", key_type_names, type,
key->get_keysize(key), (type == KEY_BLISS) ? " strength" : "");
if (key->get_fingerprint(key, KEYID_PUBKEY_INFO_SHA1, &chunk))
{
printf("keyid: %#B\n", &chunk);
}
if (key->get_fingerprint(key, KEYID_PUBKEY_SHA1, &chunk))
{
printf("subjkey: %#B\n", &chunk);
}
}
/**
* Print private key information
*/
static void print_key(private_key_t *key)
{
public_key_t *public;
chunk_t chunk;
public = key->get_public_key(key);
if (public)
{
printf("private key with:\n");
print_pubkey(public);
printf(" privkey: %N %d bits\n", key_type_names,
public->get_type(public), public->get_keysize(public));
if (public->get_fingerprint(public, KEYID_PUBKEY_INFO_SHA1, &chunk))
{
printf(" keyid: %#B\n", &chunk);
}
if (public->get_fingerprint(public, KEYID_PUBKEY_SHA1, &chunk))
{
printf(" subjkey: %#B\n", &chunk);
}
public->destroy(public);
}
else
@@ -68,490 +52,6 @@ static void print_key(private_key_t *key)
}
}
/**
* Get a prefix for a named constraint identity type
*/
static char* get_type_pfx(identification_t *id)
{
switch (id->get_type(id))
{
case ID_RFC822_ADDR:
return "email:";
case ID_FQDN:
return "dns:";
default:
return "";
}
}
/**
* Print X509 specific certificate information
*/
static void print_x509(x509_t *x509)
{
enumerator_t *enumerator;
identification_t *id;
traffic_selector_t *block;
chunk_t chunk;
bool first;
char *uri;
int len, explicit, inhibit;
x509_flag_t flags;
x509_cdp_t *cdp;
x509_cert_policy_t *policy;
x509_policy_mapping_t *mapping;
chunk = chunk_skip_zero(x509->get_serial(x509));
printf("serial: %#B\n", &chunk);
first = TRUE;
enumerator = x509->create_subjectAltName_enumerator(x509);
while (enumerator->enumerate(enumerator, &id))
{
if (first)
{
printf("altNames: ");
first = FALSE;
}
else
{
printf(", ");
}
printf("%Y", id);
}
if (!first)
{
printf("\n");
}
enumerator->destroy(enumerator);
flags = x509->get_flags(x509);
printf("flags: ");
if (flags & X509_CA)
{
printf("CA ");
}
if (flags & X509_CRL_SIGN)
{
printf("CRLSign ");
}
if (flags & X509_AA)
{
printf("AA ");
}
if (flags & X509_OCSP_SIGNER)
{
printf("OCSP ");
}
if (flags & X509_AA)
{
printf("AA ");
}
if (flags & X509_SERVER_AUTH)
{
printf("serverAuth ");
}
if (flags & X509_CLIENT_AUTH)
{
printf("clientAuth ");
}
if (flags & X509_IKE_INTERMEDIATE)
{
printf("iKEIntermediate ");
}
if (flags & X509_MS_SMARTCARD_LOGON)
{
printf("msSmartcardLogon ");
}
if (flags & X509_SELF_SIGNED)
{
printf("self-signed ");
}
printf("\n");
first = TRUE;
enumerator = x509->create_crl_uri_enumerator(x509);
while (enumerator->enumerate(enumerator, &cdp))
{
if (first)
{
printf("CRL URIs: %s", cdp->uri);
first = FALSE;
}
else
{
printf(" %s", cdp->uri);
}
if (cdp->issuer)
{
printf(" (CRL issuer: %Y)", cdp->issuer);
}
printf("\n");
}
enumerator->destroy(enumerator);
first = TRUE;
enumerator = x509->create_ocsp_uri_enumerator(x509);
while (enumerator->enumerate(enumerator, &uri))
{
if (first)
{
printf("OCSP URIs: %s\n", uri);
first = FALSE;
}
else
{
printf(" %s\n", uri);
}
}
enumerator->destroy(enumerator);
len = x509->get_constraint(x509, X509_PATH_LEN);
if (len != X509_NO_CONSTRAINT)
{
printf("pathlen: %d\n", len);
}
first = TRUE;
enumerator = x509->create_name_constraint_enumerator(x509, TRUE);
while (enumerator->enumerate(enumerator, &id))
{
if (first)
{
printf("Permitted NameConstraints:\n");
first = FALSE;
}
printf(" %s%Y\n", get_type_pfx(id), id);
}
enumerator->destroy(enumerator);
first = TRUE;
enumerator = x509->create_name_constraint_enumerator(x509, FALSE);
while (enumerator->enumerate(enumerator, &id))
{
if (first)
{
printf("Excluded NameConstraints:\n");
first = FALSE;
}
printf(" %s%Y\n", get_type_pfx(id), id);
}
enumerator->destroy(enumerator);
first = TRUE;
enumerator = x509->create_cert_policy_enumerator(x509);
while (enumerator->enumerate(enumerator, &policy))
{
char *oid;
if (first)
{
printf("CertificatePolicies:\n");
first = FALSE;
}
oid = asn1_oid_to_string(policy->oid);
if (oid)
{
printf(" %s\n", oid);
free(oid);
}
else
{
printf(" %#B\n", &policy->oid);
}
if (policy->cps_uri)
{
printf(" CPS: %s\n", policy->cps_uri);
}
if (policy->unotice_text)
{
printf(" Notice: %s\n", policy->unotice_text);
}
}
enumerator->destroy(enumerator);
first = TRUE;
enumerator = x509->create_policy_mapping_enumerator(x509);
while (enumerator->enumerate(enumerator, &mapping))
{
char *issuer_oid, *subject_oid;
if (first)
{
printf("PolicyMappings:\n");
first = FALSE;
}
issuer_oid = asn1_oid_to_string(mapping->issuer);
subject_oid = asn1_oid_to_string(mapping->subject);
printf(" %s => %s\n", issuer_oid, subject_oid);
free(issuer_oid);
free(subject_oid);
}
enumerator->destroy(enumerator);
explicit = x509->get_constraint(x509, X509_REQUIRE_EXPLICIT_POLICY);
inhibit = x509->get_constraint(x509, X509_INHIBIT_POLICY_MAPPING);
len = x509->get_constraint(x509, X509_INHIBIT_ANY_POLICY);
if (explicit != X509_NO_CONSTRAINT || inhibit != X509_NO_CONSTRAINT ||
len != X509_NO_CONSTRAINT)
{
printf("PolicyConstraints:\n");
if (explicit != X509_NO_CONSTRAINT)
{
printf(" requireExplicitPolicy: %d\n", explicit);
}
if (inhibit != X509_NO_CONSTRAINT)
{
printf(" inhibitPolicyMapping: %d\n", inhibit);
}
if (len != X509_NO_CONSTRAINT)
{
printf(" inhibitAnyPolicy: %d\n", len);
}
}
chunk = x509->get_authKeyIdentifier(x509);
if (chunk.ptr)
{
printf("authkeyId: %#B\n", &chunk);
}
chunk = x509->get_subjectKeyIdentifier(x509);
if (chunk.ptr)
{
printf("subjkeyId: %#B\n", &chunk);
}
if (x509->get_flags(x509) & X509_IP_ADDR_BLOCKS)
{
first = TRUE;
printf("addresses: ");
enumerator = x509->create_ipAddrBlock_enumerator(x509);
while (enumerator->enumerate(enumerator, &block))
{
if (first)
{
first = FALSE;
}
else
{
printf(", ");
}
printf("%R", block);
}
enumerator->destroy(enumerator);
printf("\n");
}
}
/**
* Print CRL specific information
*/
static void print_crl(crl_t *crl)
{
enumerator_t *enumerator;
time_t ts;
crl_reason_t reason;
chunk_t chunk;
int count = 0;
bool first;
char buf[64];
struct tm tm;
x509_cdp_t *cdp;
chunk = chunk_skip_zero(crl->get_serial(crl));
printf("serial: %#B\n", &chunk);
if (crl->is_delta_crl(crl, &chunk))
{
chunk = chunk_skip_zero(chunk);
printf("delta CRL: for serial %#B\n", &chunk);
}
chunk = crl->get_authKeyIdentifier(crl);
printf("authKeyId: %#B\n", &chunk);
first = TRUE;
enumerator = crl->create_delta_crl_uri_enumerator(crl);
while (enumerator->enumerate(enumerator, &cdp))
{
if (first)
{
printf("freshest: %s", cdp->uri);
first = FALSE;
}
else
{
printf(" %s", cdp->uri);
}
if (cdp->issuer)
{
printf(" (CRL issuer: %Y)", cdp->issuer);
}
printf("\n");
}
enumerator->destroy(enumerator);
enumerator = crl->create_enumerator(crl);
while (enumerator->enumerate(enumerator, &chunk, &ts, &reason))
{
count++;
}
enumerator->destroy(enumerator);
printf("%d revoked certificate%s%s\n", count,
count == 1 ? "" : "s", count ? ":" : "");
enumerator = crl->create_enumerator(crl);
while (enumerator->enumerate(enumerator, &chunk, &ts, &reason))
{
chunk = chunk_skip_zero(chunk);
localtime_r(&ts, &tm);
strftime(buf, sizeof(buf), "%F %T", &tm);
printf(" %#B %N %s\n", &chunk, crl_reason_names, reason, buf);
count++;
}
enumerator->destroy(enumerator);
}
/**
* Print AC specific information
*/
static void print_ac(ac_t *ac)
{
ac_group_type_t type;
identification_t *id;
enumerator_t *groups;
chunk_t chunk;
bool first = TRUE;
chunk = chunk_skip_zero(ac->get_serial(ac));
printf("serial: %#B\n", &chunk);
id = ac->get_holderIssuer(ac);
if (id)
{
printf("hissuer: \"%Y\"\n", id);
}
chunk = chunk_skip_zero(ac->get_holderSerial(ac));
if (chunk.ptr)
{
printf("hserial: %#B\n", &chunk);
}
groups = ac->create_group_enumerator(ac);
while (groups->enumerate(groups, &type, &chunk))
{
int oid;
char *str;
if (first)
{
printf("groups: ");
first = FALSE;
}
else
{
printf(" ");
}
switch (type)
{
case AC_GROUP_TYPE_STRING:
printf("%.*s", (int)chunk.len, chunk.ptr);
break;
case AC_GROUP_TYPE_OID:
oid = asn1_known_oid(chunk);
if (oid == OID_UNKNOWN)
{
str = asn1_oid_to_string(chunk);
if (str)
{
printf("%s", str);
free(str);
}
else
{
printf("OID:%#B", &chunk);
}
}
else
{
printf("%s", oid_names[oid].name);
}
break;
case AC_GROUP_TYPE_OCTETS:
printf("%#B", &chunk);
break;
}
printf("\n");
}
groups->destroy(groups);
chunk = ac->get_authKeyIdentifier(ac);
if (chunk.ptr)
{
printf("authkey: %#B\n", &chunk);
}
}
/**
* Print certificate information
*/
static void print_cert(certificate_t *cert)
{
time_t now, notAfter, notBefore;
public_key_t *key;
now = time(NULL);
printf("cert: %N\n", certificate_type_names, cert->get_type(cert));
if (cert->get_type(cert) != CERT_X509_CRL)
{
printf("subject: \"%Y\"\n", cert->get_subject(cert));
}
printf("issuer: \"%Y\"\n", cert->get_issuer(cert));
cert->get_validity(cert, &now, &notBefore, &notAfter);
printf("validity: not before %T, ", &notBefore, FALSE);
if (now < notBefore)
{
printf("not valid yet (valid in %V)\n", &now, &notBefore);
}
else
{
printf("ok\n");
}
printf(" not after %T, ", &notAfter, FALSE);
if (now > notAfter)
{
printf("expired (%V ago)\n", &now, &notAfter);
}
else
{
printf("ok (expires in %V)\n", &now, &notAfter);
}
switch (cert->get_type(cert))
{
case CERT_X509:
print_x509((x509_t*)cert);
break;
case CERT_X509_CRL:
print_crl((crl_t*)cert);
break;
case CERT_X509_AC:
print_ac((ac_t*)cert);
break;
default:
printf("parsing certificate subtype %N not implemented\n",
certificate_type_names, cert->get_type(cert));
break;
}
key = cert->get_public_key(cert);
if (key)
{
print_pubkey(key);
key->destroy(key);
}
}
/**
* Print a credential in a human readable form
*/
@@ -586,8 +86,8 @@ static int print()
}
else if (streq(arg, "pub"))
{
type = CRED_PUBLIC_KEY;
subtype = KEY_ANY;
type = CRED_CERTIFICATE;
subtype = CERT_TRUSTED_PUBKEY;
}
else if (streq(arg, "rsa-priv"))
{
@@ -647,17 +147,13 @@ static int print()
if (type == CRED_CERTIFICATE)
{
certificate_t *cert = (certificate_t*)cred;
certificate_printer_t *printer;
print_cert(cert);
printer = certificate_printer_create(stdout, TRUE, FALSE);
printer->print(printer, cert, FALSE);
printer->destroy(printer);
cert->destroy(cert);
}
if (type == CRED_PUBLIC_KEY)
{
public_key_t *key = (public_key_t*)cred;
print_pubkey(key);
key->destroy(key);
}
if (type == CRED_PRIVATE_KEY)
{
private_key_t *key = (private_key_t*)cred;
@@ -665,6 +161,7 @@ static int print()
print_key(key);
key->destroy(key);
}
return 0;
}