LIBS_including_readline="$LIBS"
LIBS=`echo "$LIBS" | sed -e 's/-ledit//g' -e 's/-lreadline//g'`
-for ac_func in backtrace_symbols clock_gettime copyfile fdatasync getifaddrs getpeerucred getrlimit kqueue mbstowcs_l memset_s poll posix_fallocate ppoll pstat pthread_is_threaded_np readlink readv setproctitle setproctitle_fast setsid shm_open strchrnul strsignal symlink syncfs sync_file_range uselocale wcstombs_l writev
+for ac_func in backtrace_symbols clock_gettime copyfile fdatasync getifaddrs getpeerucred getrlimit inet_pton kqueue mbstowcs_l memset_s poll posix_fallocate ppoll pstat pthread_is_threaded_np readlink readv setproctitle setproctitle_fast setsid shm_open strchrnul strsignal symlink syncfs sync_file_range uselocale wcstombs_l writev
do :
as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
getifaddrs
getpeerucred
getrlimit
+ inet_pton
kqueue
mbstowcs_l
memset_s
<para>
In <literal>verify-full</literal> mode, the host name is matched against the
- certificate's Subject Alternative Name attribute(s), or against the
- Common Name attribute if no Subject Alternative Name of type <literal>dNSName</literal> is
+ certificate's Subject Alternative Name attribute(s) (SAN), or against the
+ Common Name attribute if no SAN of type <literal>dNSName</literal> is
present. If the certificate's name attribute starts with an asterisk
(<literal>*</literal>), the asterisk will be treated as
a wildcard, which will match all characters <emphasis>except</emphasis> a dot
(<literal>.</literal>). This means the certificate will not match subdomains.
If the connection is made using an IP address instead of a host name, the
- IP address will be matched (without doing any DNS lookups).
+ IP address will be matched (without doing any DNS lookups) against SANs of
+ type <literal>iPAddress</literal> or <literal>dNSName</literal>. If no
+ <literal>iPAddress</literal> SAN is present and no
+ matching <literal>dNSName</literal> SAN is present, the host IP address is
+ matched against the Common Name attribute.
</para>
+ <note>
+ <para>
+ For backward compatibility with earlier versions of PostgreSQL, the host
+ IP address is verified in a manner different
+ from <ulink url="https://tools.ietf.org/html/rfc6125">RFC 6125</ulink>.
+ The host IP address is always matched against <literal>dNSName</literal>
+ SANs as well as <literal>iPAddress</literal> SANs, and can be matched
+ against the Common Name attribute if no relevant SANs exist.
+ </para>
+ </note>
+
<para>
To allow server certificate verification, one or more root certificates
must be placed in the file <filename>~/.postgresql/root.crt</filename>
/* Define to 1 if you have the `inet_aton' function. */
#undef HAVE_INET_ATON
+/* Define to 1 if you have the `inet_pton' function. */
+#undef HAVE_INET_PTON
+
/* Define to 1 if the system has the type `int64'. */
#undef HAVE_INT64
#include "postgres_fe.h"
+#include <arpa/inet.h>
+
#include "fe-secure-common.h"
#include "libpq-int.h"
return result;
}
+/*
+ * Check if an IP address from a server's certificate matches the peer's
+ * hostname (which must itself be an IPv4/6 address).
+ *
+ * Returns 1 if the address matches, and 0 if it does not. On error, returns
+ * -1, and sets the libpq error message.
+ *
+ * A string representation of the certificate's IP address is returned in
+ * *store_name. The caller is responsible for freeing it.
+ */
+int
+pq_verify_peer_name_matches_certificate_ip(PGconn *conn,
+ const unsigned char *ipdata,
+ size_t iplen,
+ char **store_name)
+{
+ char *addrstr;
+ int match = 0;
+ char *host = conn->connhost[conn->whichhost].host;
+ int family;
+ char tmp[sizeof "ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255"];
+ char sebuf[PG_STRERROR_R_BUFLEN];
+
+ *store_name = NULL;
+
+ if (!(host && host[0] != '\0'))
+ {
+ appendPQExpBufferStr(&conn->errorMessage,
+ libpq_gettext("host name must be specified\n"));
+ return -1;
+ }
+
+ /*
+ * The data from the certificate is in network byte order. Convert our
+ * host string to network-ordered bytes as well, for comparison. (The host
+ * string isn't guaranteed to actually be an IP address, so if this
+ * conversion fails we need to consider it a mismatch rather than an
+ * error.)
+ */
+ if (iplen == 4)
+ {
+ /* IPv4 */
+ struct in_addr addr;
+
+ family = AF_INET;
+
+ /*
+ * The use of inet_aton() is deliberate; we accept alternative IPv4
+ * address notations that are accepted by inet_aton() but not
+ * inet_pton() as server addresses.
+ */
+ if (inet_aton(host, &addr))
+ {
+ if (memcmp(ipdata, &addr.s_addr, iplen) == 0)
+ match = 1;
+ }
+ }
+ /*
+ * If they don't have inet_pton(), skip this. Then, an IPv6 address in a
+ * certificate will cause an error.
+ */
+#ifdef HAVE_INET_PTON
+ else if (iplen == 16)
+ {
+ /* IPv6 */
+ struct in6_addr addr;
+
+ family = AF_INET6;
+
+ if (inet_pton(AF_INET6, host, &addr) == 1)
+ {
+ if (memcmp(ipdata, &addr.s6_addr, iplen) == 0)
+ match = 1;
+ }
+ }
+#endif
+ else
+ {
+ /*
+ * Not IPv4 or IPv6. We could ignore the field, but leniency seems
+ * wrong given the subject matter.
+ */
+ appendPQExpBuffer(&conn->errorMessage,
+ libpq_gettext("certificate contains IP address with invalid length %lu\n"),
+ (unsigned long) iplen);
+ return -1;
+ }
+
+ /* Generate a human-readable representation of the certificate's IP. */
+ addrstr = pg_inet_net_ntop(family, ipdata, 8 * iplen, tmp, sizeof(tmp));
+ if (!addrstr)
+ {
+ appendPQExpBuffer(&conn->errorMessage,
+ libpq_gettext("could not convert certificate's IP address to string: %s\n"),
+ strerror_r(errno, sebuf, sizeof(sebuf)));
+ return -1;
+ }
+
+ *store_name = strdup(addrstr);
+ return match;
+}
+
/*
* Verify that the server certificate matches the hostname we connected to.
*
extern int pq_verify_peer_name_matches_certificate_name(PGconn *conn,
const char *namedata, size_t namelen,
char **store_name);
+extern int pq_verify_peer_name_matches_certificate_ip(PGconn *conn,
+ const unsigned char *addrdata,
+ size_t addrlen,
+ char **store_name);
extern bool pq_verify_peer_name_matches_certificate(PGconn *conn);
#endif /* FE_SECURE_COMMON_H */
static int openssl_verify_peer_name_matches_certificate_name(PGconn *conn,
ASN1_STRING *name,
char **store_name);
+static int openssl_verify_peer_name_matches_certificate_ip(PGconn *conn,
+ ASN1_OCTET_STRING *addr_entry,
+ char **store_name);
static void destroy_ssl_system(void);
static int initialize_SSL(PGconn *conn);
static PostgresPollingStatusType open_client_SSL(PGconn *);
return pq_verify_peer_name_matches_certificate_name(conn, (const char *) namedata, len, store_name);
}
+/*
+ * OpenSSL-specific wrapper around
+ * pq_verify_peer_name_matches_certificate_ip(), converting the
+ * ASN1_OCTET_STRING into a plain C string.
+ */
+static int
+openssl_verify_peer_name_matches_certificate_ip(PGconn *conn,
+ ASN1_OCTET_STRING *addr_entry,
+ char **store_name)
+{
+ int len;
+ const unsigned char *addrdata;
+
+ /* Should not happen... */
+ if (addr_entry == NULL)
+ {
+ appendPQExpBufferStr(&conn->errorMessage,
+ libpq_gettext("SSL certificate's address entry is missing\n"));
+ return -1;
+ }
+
+ /*
+ * GEN_IPADD is an OCTET STRING containing an IP address in network byte
+ * order.
+ */
+#ifdef HAVE_ASN1_STRING_GET0_DATA
+ addrdata = ASN1_STRING_get0_data(addr_entry);
+#else
+ addrdata = ASN1_STRING_data(addr_entry);
+#endif
+ len = ASN1_STRING_length(addr_entry);
+
+ return pq_verify_peer_name_matches_certificate_ip(conn, addrdata, len, store_name);
+}
+
+static bool
+is_ip_address(const char *host)
+{
+ struct in_addr dummy4;
+#ifdef HAVE_INET_PTON
+ struct in6_addr dummy6;
+#endif
+
+ return inet_aton(host, &dummy4)
+#ifdef HAVE_INET_PTON
+ || (inet_pton(AF_INET6, host, &dummy6) == 1)
+#endif
+ ;
+}
+
/*
* Verify that the server certificate matches the hostname we connected to.
*
STACK_OF(GENERAL_NAME) * peer_san;
int i;
int rc = 0;
+ char *host = conn->connhost[conn->whichhost].host;
+ int host_type;
+ bool check_cn = true;
+
+ Assert(host && host[0]); /* should be guaranteed by caller */
+
+ /*
+ * We try to match the NSS behavior here, which is a slight departure from
+ * the spec but seems to make more intuitive sense:
+ *
+ * If connhost contains a DNS name, and the certificate's SANs contain any
+ * dNSName entries, then we'll ignore the Subject Common Name entirely;
+ * otherwise, we fall back to checking the CN. (This behavior matches the
+ * RFC.)
+ *
+ * If connhost contains an IP address, and the SANs contain iPAddress
+ * entries, we again ignore the CN. Otherwise, we allow the CN to match,
+ * EVEN IF there is a dNSName in the SANs. (RFC 6125 prohibits this: "A
+ * client MUST NOT seek a match for a reference identifier of CN-ID if the
+ * presented identifiers include a DNS-ID, SRV-ID, URI-ID, or any
+ * application-specific identifier types supported by the client.")
+ *
+ * NOTE: Prior versions of libpq did not consider iPAddress entries at
+ * all, so this new behavior might break a certificate that has different
+ * IP addresses in the Subject CN and the SANs.
+ */
+ if (is_ip_address(host))
+ host_type = GEN_IPADD;
+ else
+ host_type = GEN_DNS;
/*
* First, get the Subject Alternative Names (SANs) from the certificate,
for (i = 0; i < san_len; i++)
{
const GENERAL_NAME *name = sk_GENERAL_NAME_value(peer_san, i);
+ char *alt_name = NULL;
- if (name->type == GEN_DNS)
+ if (name->type == host_type)
{
- char *alt_name;
+ /*
+ * This SAN is of the same type (IP or DNS) as our host name,
+ * so don't allow a fallback check of the CN.
+ */
+ check_cn = false;
+ }
+ if (name->type == GEN_DNS)
+ {
(*names_examined)++;
rc = openssl_verify_peer_name_matches_certificate_name(conn,
name->d.dNSName,
&alt_name);
+ }
+ else if (name->type == GEN_IPADD)
+ {
+ (*names_examined)++;
+ rc = openssl_verify_peer_name_matches_certificate_ip(conn,
+ name->d.iPAddress,
+ &alt_name);
+ }
- if (alt_name)
- {
- if (!*first_name)
- *first_name = alt_name;
- else
- free(alt_name);
- }
+ if (alt_name)
+ {
+ if (!*first_name)
+ *first_name = alt_name;
+ else
+ free(alt_name);
}
+
if (rc != 0)
+ {
+ /*
+ * Either we hit an error or a match, and either way we should
+ * not fall back to the CN.
+ */
+ check_cn = false;
break;
+ }
}
sk_GENERAL_NAME_pop_free(peer_san, GENERAL_NAME_free);
}
/*
- * If there is no subjectAltName extension of type dNSName, check the
+ * If there is no subjectAltName extension of the matching type, check the
* Common Name.
*
* (Per RFC 2818 and RFC 6125, if the subjectAltName extension of type
- * dNSName is present, the CN must be ignored.)
+ * dNSName is present, the CN must be ignored. We break this rule if host
+ * is an IP address; see the comment above.)
*/
- if (*names_examined == 0)
+ if (check_cn)
{
X509_NAME *subject_name;
NID_commonName, -1);
if (cn_index >= 0)
{
+ char *common_name = NULL;
+
(*names_examined)++;
rc = openssl_verify_peer_name_matches_certificate_name(conn,
X509_NAME_ENTRY_get_data(X509_NAME_get_entry(subject_name, cn_index)),
- first_name);
+ &common_name);
+
+ if (common_name)
+ {
+ if (!*first_name)
+ *first_name = common_name;
+ else
+ free(common_name);
+ }
}
}
}
--- /dev/null
+# An OpenSSL format CSR config file for creating a server certificate.
+#
+# This certificate contains a CN and SANs for both IPv4 and IPv6.
+
+
+[ req ]
+distinguished_name = req_distinguished_name
+req_extensions = v3_req
+prompt = no
+
+[ req_distinguished_name ]
+# Note: According to RFC 2818 and 6125, the CN is ignored, when DNS names are
+# present in the SANs. But they are silent on whether the CN is checked when IP
+# addresses are present.
+CN = common-name.pg-ssltest.test
+OU = PostgreSQL test suite
+
+# For Subject Alternative Names
+[ v3_req ]
+subjectAltName = @alt_names
+
+[ alt_names ]
+IP.1 = 192.0.2.1
+IP.2 = 2001:DB8::1
--- /dev/null
+# An OpenSSL format CSR config file for creating a server certificate.
+#
+# This certificate has a two IP-address SANs, and no CN.
+
+[ req ]
+distinguished_name = req_distinguished_name
+req_extensions = v3_req
+prompt = no
+
+[ req_distinguished_name ]
+OU = PostgreSQL test suite
+
+# For Subject Alternative Names
+[ v3_req ]
+subjectAltName = @alt_names
+
+[ alt_names ]
+IP.1 = 192.0.2.1
+IP.2 = 2001:DB8::1
--- /dev/null
+# An OpenSSL format CSR config file for creating a server certificate.
+#
+# This certificate contains both a CN and SANs in IP address format.
+
+
+[ req ]
+distinguished_name = req_distinguished_name
+req_extensions = v3_req
+prompt = no
+
+[ req_distinguished_name ]
+CN = 192.0.2.1
+OU = PostgreSQL test suite
+
+# For Subject Alternative Names
+[ v3_req ]
+subjectAltName = @alt_names
+
+[ alt_names ]
+IP.1 = 192.0.2.2
+IP.2 = 2001:DB8::1
--- /dev/null
+# An OpenSSL format CSR config file for creating a server certificate.
+#
+# This certificate contains both a CN and SANs in IP address format.
+
+
+[ req ]
+distinguished_name = req_distinguished_name
+req_extensions = v3_req
+prompt = no
+
+[ req_distinguished_name ]
+CN = 192.0.2.1
+OU = PostgreSQL test suite
+
+# For Subject Alternative Names
+[ v3_req ]
+subjectAltName = @alt_names
+
+[ alt_names ]
+DNS.1 = dns1.alt-name.pg-ssltest.test
+DNS.2 = dns2.alt-name.pg-ssltest.test
--- /dev/null
+-----BEGIN CERTIFICATE-----
+MIIDLzCCAhegAwIBAgIIICERKRE1UQAwDQYJKoZIhvcNAQELBQAwQjFAMD4GA1UE
+Aww3VGVzdCBDQSBmb3IgUG9zdGdyZVNRTCBTU0wgcmVncmVzc2lvbiB0ZXN0IHNl
+cnZlciBjZXJ0czAeFw0yMTExMjkxOTM1NTFaFw00OTA0MTYxOTM1NTFaMEYxHjAc
+BgNVBAsMFVBvc3RncmVTUUwgdGVzdCBzdWl0ZTEkMCIGA1UEAwwbY29tbW9uLW5h
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+iiEFrYwdsSIZyYc3jEZrluy/UuR0bCGtqU92BCqa0iBLhvHOgjR588u253eLxQtQ
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+vxBt3iHByrU/9/DY5IvQCfSXVNa6rb5w5/pGja9aCei6Mv1jQY/V8SMQTga+MOsA
+0WB9akxMi2NxwS2+BQ4k/McPlwIDAQABoyUwIzAhBgNVHREEGjAYhwTAAAIBhxAg
+AQ24AAAAAAAAAAAAAAABMA0GCSqGSIb3DQEBCwUAA4IBAQAQLo2RzC07dG9p+J3A
+W6C0p3Y+Os/YE2D9wfp4TIDTZxcRUQZ0S6ahF1N6sp8l9KHBJHPU1cUpRAU1oD+Y
+SqmnP/VJRRDTTj9Ytdc/Vuo2jeLpSYhVKrCqtjqIrCwYJFoYRmMoxTtJGlwA0hSd
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+ifPhBYyadsjOb+70N8GbbAsDPN1jCX9L8RuNcEkxSCKCYx91cWXh7K5KMPuGlzB7
+j8xB
+-----END CERTIFICATE-----
--- /dev/null
+-----BEGIN RSA PRIVATE KEY-----
+MIIEpAIBAAKCAQEA6+8IYKAFnZ7V+fDo1cyMpbGBLzCfJOQ/1o2jOGP4+GjpsZgv
+6S6UT2MheC8MiiEFrYwdsSIZyYc3jEZrluy/UuR0bCGtqU92BCqa0iBLhvHOgjR5
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+cG5kehboPf86vxBt3iHByrU/9/DY5IvQCfSXVNa6rb5w5/pGja9aCei6Mv1jQY/V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+jzUyB0U7Hq9g5/CBHXdLBA+Ae9j46ZuLYH6OeW5UWz7OnsDfzpGjeA2QAxQhhQLb
+ZZHfN8tI39+zucfJskPWmGECgYEAg9guF1Fn6InJrqwR82IYj6SN6CeXHufSM392
+C/4xDDd3rDf4QlwECV2J0RzGf9I5Ae2EshNwWScE6Be0RweTh6cw2tJq6h7J6D8f
+2x4Dw49TF7klMdRIJUf2f5pLpHJccLswqTqzz7V69PCSABVxmUi8m6EiEYconp5W
+v7nfE2UCgYALrEqzncuSIX3q6TVAjnzT7gO4h8h2TUekIWdHQFldFx8R7Kncggnd
+48gQqhewchNR83UCcd7pPsCcTqu6UR1QRdq/DV5P6J3xdZ2iS/2gCM6hvWIvKZEv
+/ClnkyFCOW7zX6RKIXtRYZTV1kz3TajApi34RTIeIMTieaCarnBJbA==
+-----END RSA PRIVATE KEY-----
--- /dev/null
+-----BEGIN CERTIFICATE-----
+MIIDCTCCAfGgAwIBAgIIICERKREEUAAwDQYJKoZIhvcNAQELBQAwQjFAMD4GA1UE
+Aww3VGVzdCBDQSBmb3IgUG9zdGdyZVNRTCBTU0wgcmVncmVzc2lvbiB0ZXN0IHNl
+cnZlciBjZXJ0czAeFw0yMTExMjkxOTA0NTBaFw00OTA0MTYxOTA0NTBaMCAxHjAc
+BgNVBAsMFVBvc3RncmVTUUwgdGVzdCBzdWl0ZTCCASIwDQYJKoZIhvcNAQEBBQAD
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+vDLU2g4AanqZRZB49aPwTo0QUcJA2BCJxL9xLy8CAwEAAaMlMCMwIQYDVR0RBBow
+GIcEwAACAYcQIAENuAAAAAAAAAAAAAAAATANBgkqhkiG9w0BAQsFAAOCAQEAwZJ+
+8KpABTlMEgKnHIYb35ItGhtFiTLQta9RkXx7vaeDwpOdPP/IvuvpjpQZkobRgBsk
+bNM0KuJpd2mSTphQAt6eKQIdcPrkzvc/Yh9OK3YNLUAbu/ZhBUnBvFnUL4wn2f1U
+mfO+m8P/LxybwqKx7r1mbaB+tP3RTxxLcIMvm9ECPQEoBntfEL325Wdoj+WuQH5Y
+IvcM6FaCTkQsNIPbaBD5l5MhMLHRULZujbDjXqGSvRMQfns6np/biMjNdQA8NZ5z
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+B1+5vnUjZaCfnSEA7A==
+-----END CERTIFICATE-----
--- /dev/null
+-----BEGIN RSA PRIVATE KEY-----
+MIIEpQIBAAKCAQEA4zzIHppVZvXu6OvdrJTrabEdCiqfgK8b3JeUm8Y4a/+6uxZW
+zRRgl1z3ouw1k3WzN2b1rI3MIjDd6Nr5QuyPEKLr7cszik7vog5Ev9cVqaVM9hsF
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+-----END RSA PRIVATE KEY-----
--- /dev/null
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----
--- /dev/null
+-----BEGIN RSA PRIVATE KEY-----
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+-----END RSA PRIVATE KEY-----
--- /dev/null
+-----BEGIN CERTIFICATE-----
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+aZERhX5TA9DYk4gC8OY0yGaYCIj3Dd4=
+-----END CERTIFICATE-----
--- /dev/null
+-----BEGIN RSA PRIVATE KEY-----
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+C7ZYZYmfG9agcZb5NkqKPTfCxkBhWbdgTTgBKVO/xQst8EUgko8=
+-----END RSA PRIVATE KEY-----
# key/certificate pair will be generated for you, signed by the appropriate CA.
#
SERVERS := server-cn-and-alt-names \
+ server-cn-and-ip-alt-names \
server-cn-only \
+ server-ip-alt-names \
server-ip-cn-only \
+ server-ip-cn-and-alt-names \
+ server-ip-cn-and-dns-alt-names \
server-ip-in-dnsname \
server-single-alt-name \
server-multiple-alt-names \
qr/\Qserver certificate for "single.alt-name.pg-ssltest.test" does not match host name "deep.subdomain.wildcard.pg-ssltest.test"\E/
);
+SKIP:
+{
+ skip 'IPv6 addresses in certificates not support on this platform', 1
+ unless check_pg_config('#define HAVE_INET_PTON 1');
+
+ # Test certificate with IP addresses in the SANs.
+ switch_server_cert($node, certfile => 'server-ip-alt-names');
+
+ $node->connect_ok("$common_connstr host=192.0.2.1",
+ "host matching an IPv4 address (Subject Alternative Name 1)");
+
+ $node->connect_ok(
+ "$common_connstr host=192.000.002.001",
+ "host matching an IPv4 address in alternate form (Subject Alternative Name 1)"
+ );
+
+ $node->connect_fails(
+ "$common_connstr host=192.0.2.2",
+ "host not matching an IPv4 address (Subject Alternative Name 1)",
+ expected_stderr =>
+ qr/\Qserver certificate for "192.0.2.1" (and 1 other name) does not match host name "192.0.2.2"\E/
+ );
+
+ $node->connect_fails(
+ "$common_connstr host=192.0.2.1/32",
+ "IPv4 host with CIDR mask does not match",
+ expected_stderr =>
+ qr/\Qserver certificate for "192.0.2.1" (and 1 other name) does not match host name "192.0.2.1\/32"\E/
+ );
+
+ $node->connect_ok("$common_connstr host=2001:DB8::1",
+ "host matching an IPv6 address (Subject Alternative Name 2)");
+
+ $node->connect_ok(
+ "$common_connstr host=2001:db8:0:0:0:0:0:1",
+ "host matching an IPv6 address in alternate form (Subject Alternative Name 2)"
+ );
+
+ $node->connect_ok(
+ "$common_connstr host=2001:db8::0.0.0.1",
+ "host matching an IPv6 address in mixed form (Subject Alternative Name 2)"
+ );
+
+ $node->connect_fails(
+ "$common_connstr host=::1",
+ "host not matching an IPv6 address (Subject Alternative Name 2)",
+ expected_stderr =>
+ qr/\Qserver certificate for "192.0.2.1" (and 1 other name) does not match host name "::1"\E/
+ );
+
+ $node->connect_fails(
+ "$common_connstr host=2001:DB8::1/128",
+ "IPv6 host with CIDR mask does not match",
+ expected_stderr =>
+ qr/\Qserver certificate for "192.0.2.1" (and 1 other name) does not match host name "2001:DB8::1\/128"\E/
+ );
+}
+
# Test server certificate with a CN and DNS SANs. Per RFCs 2818 and 6125, the CN
# should be ignored when the certificate has both.
switch_server_cert($node, certfile => 'server-cn-and-alt-names');
qr/\Qserver certificate for "dns1.alt-name.pg-ssltest.test" (and 1 other name) does not match host name "common-name.pg-ssltest.test"\E/
);
+SKIP:
+{
+ skip 'IPv6 addresses in certificates not support on this platform', 1
+ unless check_pg_config('#define HAVE_INET_PTON 1');
+
+ # But we will fall back to check the CN if the SANs contain only IP addresses.
+ switch_server_cert($node, certfile => 'server-cn-and-ip-alt-names');
+
+ $node->connect_ok(
+ "$common_connstr host=common-name.pg-ssltest.test",
+ "certificate with both a CN and IP SANs matches CN");
+ $node->connect_ok("$common_connstr host=192.0.2.1",
+ "certificate with both a CN and IP SANs matches SAN 1");
+ $node->connect_ok("$common_connstr host=2001:db8::1",
+ "certificate with both a CN and IP SANs matches SAN 2");
+
+ # And now the same tests, but with IP addresses and DNS names swapped.
+ switch_server_cert($node, certfile => 'server-ip-cn-and-alt-names');
+
+ $node->connect_ok("$common_connstr host=192.0.2.2",
+ "certificate with both an IP CN and IP SANs 1");
+ $node->connect_ok("$common_connstr host=2001:db8::1",
+ "certificate with both an IP CN and IP SANs 2");
+ $node->connect_fails(
+ "$common_connstr host=192.0.2.1",
+ "certificate with both an IP CN and IP SANs ignores CN",
+ expected_stderr =>
+ qr/\Qserver certificate for "192.0.2.2" (and 1 other name) does not match host name "192.0.2.1"\E/
+ );
+}
+
+switch_server_cert($node, certfile => 'server-ip-cn-and-dns-alt-names');
+
+$node->connect_ok("$common_connstr host=192.0.2.1",
+ "certificate with both an IP CN and DNS SANs matches CN");
+$node->connect_ok("$common_connstr host=dns1.alt-name.pg-ssltest.test",
+ "certificate with both an IP CN and DNS SANs matches SAN 1");
+$node->connect_ok("$common_connstr host=dns2.alt-name.pg-ssltest.test",
+ "certificate with both an IP CN and DNS SANs matches SAN 2");
+
# Finally, test a server certificate that has no CN or SANs. Of course, that's
# not a very sensible certificate, but libpq should handle it gracefully.
switch_server_cert($node, certfile => 'server-no-names');
HAVE_HISTORY_TRUNCATE_FILE => undef,
HAVE_IFADDRS_H => undef,
HAVE_INET_ATON => undef,
+ HAVE_INET_PTON => 1,
HAVE_INT_TIMEZONE => 1,
HAVE_INT64 => undef,
HAVE_INT8 => undef,
projects / postgresql.git / commitdiff