977 lines
		
	
	
		
			32 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			977 lines
		
	
	
		
			32 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| 
 | |
| //
 | |
| // Creates a temporary openssl config file specific to given parameters.
 | |
| // File name is placed in ./tmp with a random name. It lingers unless
 | |
| // removed manually.
 | |
| //
 | |
| function CA_create_cnf($country = '', $province = '', $locality = '', $organization = '', $unit = '', $common_name = '', $email = '', $keysize = 2048, $dns_names = '', $ip_addr = '', $serial = '')
 | |
| {
 | |
|     global $config, $PHPki_user;
 | |
| 
 | |
|     $issuer = $PHPki_user;
 | |
|     $count_dns = 0;
 | |
|     $count_ip = 0;
 | |
|     $alt_names = "";
 | |
| 
 | |
|     if (! $dns_names == '') {
 | |
|         $dns_n=explode("\n", $dns_names);
 | |
|         $count_dns  = $count_dns + 1;
 | |
|         $alt_names .= "DNS.$count_dns = $common_name\n";
 | |
|         foreach ($dns_n as $value) {
 | |
|             if (! $value == '') {
 | |
|                 $count_dns  = $count_dns + 1;
 | |
|                 $alt_names .= "DNS.$count_dns = ".trim($value)."\n";
 | |
|             }
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     if (! $ip_addr == '') {
 | |
|         $ip_ar=explode("\n", $ip_addr);
 | |
|         foreach ($ip_ar as $value) {
 | |
|             if (! $value == '') {
 | |
|                 $count_dns  = $count_dns + 1;
 | |
|                 $count_ip   = $count_ip + 1;
 | |
|                 # reetp IP should not be added to a DNS entry
 | |
|                 #$alt_names .= "DNS.$count_dns = ".trim($value)."\n";
 | |
|                 $alt_names .= "IP.$count_ip = ".trim($value)."\n";
 | |
|             }
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     if (($count_dns > 0) || ($count_ip > 0)) {
 | |
|         $server_altnames = "@alt_names";
 | |
|     } else {
 | |
|         $server_altnames = "DNS:$common_name,email:copy";
 | |
|     }
 | |
| 
 | |
|     $configHOME             = $config['home_dir'];
 | |
|     $configRANDFILE         = $config['random'];
 | |
|     $configCa_dir           = $config['ca_dir'];
 | |
|     $configCert_dir         = $config['cert_dir'];
 | |
|     $configCrl_dir          = $config['crl_dir'];
 | |
|     $configDatabase         = $config['index'];
 | |
|     $configNew_certs_dir    = $config['new_certs_dir'];
 | |
|     $configPrivate_dir      = $config['private_dir'];
 | |
|     $configSerial           = $config['serial'];
 | |
|     $configCacert_pem       = $config['cacert_pem'];
 | |
|     $configCacrl_pem        = $config['cacrl_pem'];
 | |
|     $configCakey            = $config['cakey'];
 | |
|     $configDefault_md       = $config['default_md'];
 | |
|     $configBase_url         = $config['base_url'];
 | |
|     $configCrl_dist         = $config['crl_distrib'];
 | |
|     $configComment_root     = $config['comment_root'];
 | |
|     $configPolicy_url       = $config['policy_url'];
 | |
|     $configRevoke_url       = $config['revoke_url'];
 | |
|     $configComment_email    = $config['comment_email'];
 | |
|     $configComment_sign     = $config['comment_sign'];
 | |
|     $configComment_srv      = $config['comment_srv'];
 | |
| 
 | |
| 
 | |
| 
 | |
|     $cnf_contents = "
 | |
| HOME             = $configHOME
 | |
| RANDFILE         = $configRANDFILE
 | |
| dir              = $configCa_dir
 | |
| certs            = $configCert_dir
 | |
| crl_dir          = $configCrl_dir
 | |
| database         = $configDatabase
 | |
| new_certs_dir    = $configNew_certs_dir
 | |
| private_dir      = $configPrivate_dir
 | |
| serial           = $configSerial
 | |
| certificate      = $configCacert_pem
 | |
| crl              = $configCacrl_pem
 | |
| private_key      = $configCakey
 | |
| crl_extentions   = crl_ext
 | |
| default_days     = 365
 | |
| default_crl_days = 30
 | |
| preserve         = no
 | |
| default_md       = $configDefault_md
 | |
| 
 | |
| [ req ]
 | |
| default_bits        = $keysize
 | |
| string_mask         = nombstr
 | |
| prompt              = no
 | |
| distinguished_name  = req_name
 | |
| req_extensions      = req_ext
 | |
| 
 | |
| [ req_name]
 | |
| C=$country
 | |
| ST=$province
 | |
| L=$locality
 | |
| 0.O=$organization
 | |
| 1.O='$issuer'
 | |
| OU=$unit
 | |
| CN=$common_name
 | |
| emailAddress=$email
 | |
| 
 | |
| [ ca ]
 | |
| default_ca             = email_cert
 | |
| 
 | |
| [ root_cert ]
 | |
| x509_extensions        = root_ext
 | |
| default_days           = 3650
 | |
| policy                 = policy_supplied
 | |
| 
 | |
| [ email_cert ]
 | |
| x509_extensions        = email_ext
 | |
| default_days           = 365
 | |
| policy                 = policy_supplied
 | |
| 
 | |
| [ email_signing_cert ]
 | |
| x509_extensions        = email_signing_ext
 | |
| default_days           = 365
 | |
| policy                 = policy_supplied
 | |
| 
 | |
| [ server_cert ]
 | |
| x509_extensions        = server_ext
 | |
| default_days           = 365
 | |
| policy                 = policy_supplied
 | |
| 
 | |
| [ vpn_cert ]
 | |
| x509_extensions        = vpn_client_server_ext
 | |
| default_days           = 365
 | |
| policy                 = policy_supplied
 | |
| 
 | |
| [ time_stamping_cert ]
 | |
| x509_extensions        = time_stamping_ext
 | |
| default_days           = 365
 | |
| policy                 = policy_supplied
 | |
| 
 | |
| 
 | |
| [ policy_supplied ]
 | |
| countryName            = supplied
 | |
| stateOrProvinceName    = supplied
 | |
| localityName           = supplied
 | |
| organizationName       = supplied
 | |
| organizationalUnitName = supplied
 | |
| commonName             = supplied
 | |
| emailAddress           = supplied
 | |
| 
 | |
| [ req_ext]
 | |
| basicConstraints = CA:false
 | |
| 
 | |
| [ crl_ext ]
 | |
| issuerAltName=issuer:copy
 | |
| authorityKeyIdentifier=keyid:always,issuer:always
 | |
| 
 | |
| [ root_ext ]
 | |
| basicConstraints       = CA:true
 | |
| keyUsage               = cRLSign, keyCertSign
 | |
| nsCertType             = sslCA, emailCA, objCA
 | |
| subjectKeyIdentifier   = hash
 | |
| subjectAltName         = email:copy
 | |
| crlDistributionPoints  = URI:$configBase_url$configCrl_dist
 | |
| nsComment              = $configComment_root
 | |
| #nsCaRevocationUrl     =
 | |
| nsCaPolicyUrl          = $configBase_url$configPolicy_url
 | |
| 
 | |
| [ email_ext ]
 | |
| basicConstraints       = critical, CA:false
 | |
| keyUsage               = critical, nonRepudiation, digitalSignature, keyEncipherment
 | |
| extendedKeyUsage       = critical, emailProtection, clientAuth
 | |
| nsCertType             = critical, client, email
 | |
| subjectKeyIdentifier   = hash
 | |
| authorityKeyIdentifier = keyid:always, issuer:always
 | |
| subjectAltName         = email:copy
 | |
| issuerAltName          = issuer:copy
 | |
| crlDistributionPoints  = URI:$configBase_url$configCrl_dist
 | |
| nsComment              = $configComment_email
 | |
| nsBaseUrl              = $configBase_url
 | |
| nsRevocationUrl        = $configBase_url$configRevoke_url$serial
 | |
| nsCaPolicyUrl          = $configBase_url$configPolicy_url
 | |
| 
 | |
| [ email_signing_ext ]
 | |
| basicConstraints       = critical, CA:false
 | |
| keyUsage               = critical, nonRepudiation, digitalSignature, keyEncipherment
 | |
| extendedKeyUsage       = critical, emailProtection, clientAuth, codeSigning
 | |
| nsCertType             = critical, client, email
 | |
| subjectKeyIdentifier   = hash
 | |
| authorityKeyIdentifier = keyid:always, issuer:always
 | |
| subjectAltName         = email:copy
 | |
| issuerAltName          = issuer:copy
 | |
| crlDistributionPoints  = URI:$configBase_url$configCrl_dist
 | |
| nsComment              = $configComment_sign
 | |
| nsBaseUrl              = $configBase_url
 | |
| nsRevocationUrl        = $configBase_url$configRevoke_url$serial
 | |
| nsCaPolicyUrl          = $configBase_url$configPolicy_url
 | |
| 
 | |
| [ server_ext ]
 | |
| basicConstraints        = critical, CA:false
 | |
| keyUsage                = critical, digitalSignature, keyEncipherment
 | |
| nsCertType              = server
 | |
| extendedKeyUsage        = critical, serverAuth
 | |
| subjectKeyIdentifier    = hash
 | |
| authorityKeyIdentifier  = keyid:always, issuer:always
 | |
| subjectAltName          = $server_altnames
 | |
| issuerAltName           = issuer:copy
 | |
| crlDistributionPoints   = URI:$configBase_url$configCrl_dist
 | |
| nsComment               = $configComment_srv
 | |
| nsBaseUrl               = $configBase_url
 | |
| nsRevocationUrl         = $configBase_url$configRevoke_url$serial
 | |
| nsCaPolicyUrl           = $configBase_url$configPolicy_url
 | |
| 
 | |
| [ time_stamping_ext ]
 | |
| basicConstraints       = CA:false
 | |
| keyUsage               = critical, nonRepudiation, digitalSignature
 | |
| extendedKeyUsage       = timeStamping
 | |
| subjectKeyIdentifier   = hash
 | |
| authorityKeyIdentifier = keyid:always, issuer:always
 | |
| subjectAltName         = DNS:$common_name,email:copy
 | |
| issuerAltName          = issuer:copy
 | |
| crlDistributionPoints   = URI:$configBase_url$configCrl_dist
 | |
| nsComment              = $config[comment_stamp]
 | |
| nsBaseUrl              = $configBase_url
 | |
| nsRevocationUrl        = $configBase_url$configRevoke_url$serial
 | |
| 
 | |
| [ vpn_client_ext ]
 | |
| basicConstraints        = critical, CA:false
 | |
| keyUsage                = critical, digitalSignature
 | |
| extendedKeyUsage        = critical, clientAuth
 | |
| nsCertType              = critical, client
 | |
| subjectKeyIdentifier    = hash
 | |
| authorityKeyIdentifier  = keyid:always, issuer:always
 | |
| subjectAltName          = DNS:$common_name,email:copy
 | |
| 
 | |
| [ vpn_server_ext ]
 | |
| basicConstraints        = critical, CA:false
 | |
| keyUsage                = critical, digitalSignature, keyEncipherment
 | |
| extendedKeyUsage        = critical, serverAuth
 | |
| nsCertType              = critical, server
 | |
| subjectKeyIdentifier    = hash
 | |
| authorityKeyIdentifier  = keyid:always, issuer:always
 | |
| subjectAltName          = DNS:$common_name,email:copy
 | |
| 
 | |
| [ vpn_client_server_ext ]
 | |
| basicConstraints        = critical, CA:false
 | |
| keyUsage                = critical, digitalSignature, keyEncipherment
 | |
| extendedKeyUsage        = critical, serverAuth, clientAuth
 | |
| nsCertType              = critical, server, client
 | |
| subjectKeyIdentifier    = hash
 | |
| authorityKeyIdentifier  = keyid:always, issuer:always
 | |
| subjectAltName          = DNS:$common_name,email:copy
 | |
| 
 | |
| [alt_names]
 | |
| $alt_names
 | |
| ";
 | |
| 
 | |
| 
 | |
|     # Write out the config file.
 | |
|     $cnf_file  = tempnam('../../tmp', 'cnf-');  // Why is this not in the phpki dir ? why ../../ ?
 | |
|     $handle = fopen($cnf_file, "w");
 | |
|     fwrite($handle, $cnf_contents);
 | |
|     fclose($handle);
 | |
| 
 | |
|     return($cnf_file);
 | |
| }
 | |
| 
 | |
| //
 | |
| // Search the certificate index and return resulting
 | |
| // records in array[cert_serial_number][field_name].
 | |
| // Fields: serial, country, province, locality, organization,
 | |
| //         issuer, unit, common_name, email
 | |
| //
 | |
| function CAdb_to_array($search = '.*')
 | |
| {
 | |
|     global $config;
 | |
| 
 | |
|     # Prepend a default status to search string if missing.
 | |
|     #if (! ereg('^\^\[.*\]', $search)) $search = '^[VRE].*'.$search;
 | |
|     if (! preg_match("/^\^\[.*\]/", $search)) {
 | |
|         $search = '^[VRE].*'.$search;
 | |
|     }
 | |
|     # Include valid certs?
 | |
|     #if (ereg('^\^\[.*V.*\]',$search)) $inclval = true;
 | |
|     if (preg_match('/^\^\[.*V.*\]/', $search)) {
 | |
|         $inclval = true;
 | |
|     }
 | |
|     # Include revoked certs?
 | |
|     #if (ereg('^\^\[.*R.*\]',$search)) $inclrev = true;
 | |
|     if (preg_match('/^\^\[.*R.*\]/', $search)) {
 | |
|         $inclrev = true;
 | |
|     }
 | |
|     # Include expired certs?
 | |
|     #if (ereg('^\^\[.*E.*\]',$search)) $inclexp = true;
 | |
|     if (preg_match('/^\^\[.*E.*\]/', $search)) {
 | |
|         $inclexp = true;
 | |
|     }
 | |
| 
 | |
|     # There isn't really a status of 'E' in the openssl index.
 | |
|     # Change (E)xpired to (V)alid within the search string.
 | |
|     #$search = ereg_replace('^(\^\[.*)E(.*\])','\\1V\\2',$search);
 | |
|     $search = preg_replace('/^(\^\[.*)E(.*\])/', '${1}V${2}', $search);
 | |
| 
 | |
|     $db = array();
 | |
|     exec('egrep -i '.escshellarg($search).' '.$config['index'], $x);
 | |
|     foreach ($x as $y) {
 | |
|         $i = CAdb_explode_entry($y);
 | |
|         if (($i['status'] == "Valid" && $inclval) || ($i['status'] == "Revoked" && $inclrev) || ($i['status'] == "Expired" && $inclexp)) {
 | |
|             $db[$i['serial']] = $i;
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     return($db);
 | |
| }
 | |
| 
 | |
| 
 | |
| //
 | |
| // Returns an array containing the index record for
 | |
| // certificate $serial.
 | |
| //
 | |
| function CAdb_get_entry($serial)
 | |
| {
 | |
|     global $config;
 | |
|     $regexp = "^[VR]\t.*\t.*\t$serial\t.*\t.*$";
 | |
|     $x = exec('egrep '.escshellarg($regexp).' '.$config['index']);
 | |
|     if ($x) {
 | |
|         return CAdb_explode_entry($x);
 | |
|     } else {
 | |
|         return false;
 | |
|     }
 | |
| }
 | |
| 
 | |
| 
 | |
| //
 | |
| // Returns the serial number of a VALID certificate matching
 | |
| // $email and/or $name. Returns FALSE if no match is found.
 | |
| //
 | |
| function CAdb_in($email = "", $name = "")
 | |
| {
 | |
|     global $config;
 | |
|     $email = escshellcmd($email);
 | |
|     $name = escshellcmd($name);
 | |
|     $regexp = "^[V].*CN=$name/(Email|emailAddress)=$email";
 | |
|     $x = exec('egrep '.escshellarg($regexp).' '.$config['index']);
 | |
| 
 | |
|     if ($x) {
 | |
|         list($j,$j,$j,$serial,$j,$j) = explode("\t", $x);
 | |
|         return "$serial";
 | |
|     } else {
 | |
|         return false;
 | |
|     }
 | |
| }
 | |
| 
 | |
| 
 | |
| //
 | |
| // Alias for CAdb_in()
 | |
| //
 | |
| function CAdb_serial($email, $name = '')
 | |
| {
 | |
|     return CAdb_in($email, $name = '');
 | |
| }
 | |
| 
 | |
| //
 | |
| // Alias for CAdb_in()
 | |
| //
 | |
| function CAdb_exists($email, $name = '')
 | |
| {
 | |
|     return CAdb_in($email, $name = '');
 | |
| }
 | |
| 
 | |
| 
 | |
| //
 | |
| // Returns the certificate 'issuer'
 | |
| //
 | |
| function CAdb_issuer($serial)
 | |
| {
 | |
|     global $config;
 | |
|     $rec = CAdb_get_entry($serial);
 | |
|     return $rec['issuer'];
 | |
| }
 | |
| 
 | |
| //
 | |
| // Returns an array containing the respective fields given a
 | |
| // a raw line ($dbentry) from the certificate index.
 | |
| // Fields: serial, country, province locality, organization,
 | |
| //         issuer, unit, common_name, email
 | |
| //
 | |
| function CAdb_explode_entry($dbentry)
 | |
| {
 | |
|     $a = explode("\t", $dbentry);
 | |
|     $b  = preg_split('/\/([A-Z]|[a-z])+=/', $a[5]);
 | |
| 
 | |
|     switch ($a[0]) {
 | |
|         case "V":
 | |
|             $db['status'] = "Valid";
 | |
|             break;
 | |
|         case "R":
 | |
|             $db['status'] = "Revoked";
 | |
|             break;
 | |
|     }
 | |
| 
 | |
|     // CA_cert_start/enddate
 | |
|     // A date will be returned in this format
 | |
|     // Feb 27 16:00:09 2020 GMT
 | |
|     // Add a 'digital' sort key for digital date sorting later
 | |
|     sscanf(CA_cert_startdate($a[3]), "%s%s%s%s", $mm, $dd, $tt, $yy);
 | |
|     $db['issued'] = strftime("%Y-%b-%d", strtotime("$yy-$mm-$dd"));
 | |
|     $db['issuedSort'] = strftime("%Y-%m-%d", strtotime("$yy-$mm-$dd"));
 | |
| 
 | |
|     sscanf(CA_cert_enddate($a[3]), "%s%s%s%s", $mm, $dd, $tt, $yy);
 | |
|     $db['expires'] = strftime("%Y-%b-%d", strtotime("$yy-$mm-$dd"));
 | |
|     $db['expiresSort'] = strftime("%Y-%m-%d", strtotime("$yy-$mm-$dd"));
 | |
| 
 | |
|     if (time() > strtotime("$yy-$mm-$dd")) {
 | |
|         $db['status'] = "Expired";
 | |
|     }
 | |
| 
 | |
| 
 | |
|     // Compatibility with migrated certs from openvpn-bridge
 | |
|     if (count($b) == 7) {
 | |
|         $db['serial']       = $a[3];
 | |
|         $db['country']      = $b[1];
 | |
|         $db['province']     = $b[2];
 | |
|         $db['locality']     = '';
 | |
|         $db['organization'] = $b[3];
 | |
|         $db['issuer']       = '';
 | |
|         $db['unit']         = $b[4];
 | |
|         $db['common_name']  = $b[5];
 | |
|         $db['email']        = $b[6];
 | |
|     } // Compatibility with renewed certs from openvpn-bridge
 | |
|     elseif (count($b) == 8) {
 | |
|         $db['serial']       = $a[3];
 | |
|         $db['country']      = $b[1];
 | |
|         $db['province']     = $b[2];
 | |
|         $db['locality']     = $b[3];
 | |
|         $db['organization'] = $b[4];
 | |
|         $db['issuer']       = '';
 | |
|         $db['unit']         = $b[5];
 | |
|         $db['common_name']  = $b[6];
 | |
|         $db['email']        = $b[7];
 | |
|     } // Else, it's a certificate created with phpki
 | |
|     else {
 | |
|         $db['serial']       = $a[3];
 | |
|         $db['country']      = $b[1];
 | |
|         $db['province']     = $b[2];
 | |
|         $db['locality']     = $b[3];
 | |
|         $db['organization'] = $b[4];
 | |
|         $db['issuer']       = $b[5];
 | |
|         $db['unit']         = $b[6];
 | |
|         $db['common_name']  = $b[7];
 | |
|         $db['email']        = $b[8];
 | |
|     }
 | |
| 
 | |
|     return $db;
 | |
| }
 | |
| 
 | |
| //
 | |
| // Returns the date & time a specified certificate is revoked,
 | |
| // Returns FALSE if the certificate is not revoked.
 | |
| //
 | |
| function CAdb_is_revoked($serial)
 | |
| {
 | |
|     global $config;
 | |
|     $regexp = "^R\t.*\t.*\t$serial\t.*\t.*$";
 | |
|     $x = exec('egrep '.escshellarg($regexp).' '.$config['index']);
 | |
| 
 | |
|     if ($x) {
 | |
|         list($j,$j,$revoke_date,$j,$j,$j) = explode("\t", $x);
 | |
|         // Revoke date = 'R' + start date and is in this format
 | |
|         // 200227162209Z
 | |
|         sscanf($revoke_date, "%2s%2s%2s", $yy, $mm, $dd);
 | |
|         return strftime("%b %d, %Y", strtotime("$yy-$mm-$dd"));
 | |
|     } else {
 | |
|         return false;
 | |
|     }
 | |
| }
 | |
| 
 | |
| //
 | |
| // Returns TRUE if a certificate is valid, otherwise FALSE.
 | |
| //
 | |
| function CAdb_is_valid($serial)
 | |
| {
 | |
|     global $config;
 | |
|     $regexp = "^V\t.*\t.*\t$serial\t.*\t.*$";
 | |
| 
 | |
|     if (exec('egrep '.escshellarg($regexp).' '.$config['index'])) {
 | |
|         return true;
 | |
|     } else {
 | |
|         return false;
 | |
|     }
 | |
| }
 | |
| 
 | |
| //
 | |
| // Returns the long-form certificate description as output by
 | |
| // openssl x509 -in certificatefile -text -purpose
 | |
| //
 | |
| function CA_cert_text($serial)
 | |
| {
 | |
|     global $config;
 | |
|     $certfile = $config['new_certs_dir'] . "/$serial.pem";
 | |
|     return(shell_exec(X509.' -in '.escshellarg($certfile).' -text -purpose 2>&1'));
 | |
| }
 | |
| 
 | |
| //
 | |
| // Returns the long-form text of the Certificate Revocation List
 | |
| // openssl crl -in crlfile -text
 | |
| //
 | |
| function CA_crl_text()
 | |
| {
 | |
|     global $config;
 | |
|     $crlfile = $config['cacrl_pem'];
 | |
|     return(shell_exec(CRL.' -in '.escshellarg($crlfile).' -text 2>&1'));
 | |
| }
 | |
| 
 | |
| // Returns the static takey.pem file
 | |
| function ta_key_text()
 | |
| {
 | |
|         global $config;
 | |
|         return(shell_exec('cat '.escshellarg($config['private_dir']).'/takey.pem 2>&1'));
 | |
| }
 | |
| 
 | |
| // Returns the dhparam file
 | |
| function dhparam_text()
 | |
| {
 | |
|         global $config;
 | |
|         return(shell_exec('cat '.escshellarg($config['private_dir']).'/dhparam2048.pem 2>&1'));
 | |
| }
 | |
| 
 | |
| // Returns the root CA certificate file (PEM Encoded)
 | |
| function root_pem_text()
 | |
| {
 | |
|         global $config;
 | |
|         return(shell_exec('cat '.escshellarg($config['cacert_pem']).' 2>&1'));
 | |
| }
 | |
| 
 | |
| //
 | |
| // Returns the subject of a certificate.
 | |
| //
 | |
| function CA_cert_subject($serial)
 | |
| {
 | |
|     global $config;
 | |
|     $certfile = $config['new_certs_dir'] . "/$serial.pem";
 | |
|     $x = exec(X509.' -in '.escshellarg($certfile).' -noout -subject 2>&1');
 | |
|     return(str_replace('subject=', '', $x));
 | |
| }
 | |
| 
 | |
| //
 | |
| // Returns the common name of a certificate.
 | |
| //
 | |
| function CA_cert_cname($serial)
 | |
| {
 | |
|     global $config;
 | |
|     #return(ereg_replace('^.*/CN=(.*)/.*','\\1',CA_cert_subject($serial)));
 | |
|     return(preg_replace('/^.*\/CN=(.*)\/.*/', '${1}', CA_cert_subject($serial)));
 | |
| }
 | |
| 
 | |
| //
 | |
| // Returns the email address of a certificate.
 | |
| //
 | |
| function CA_cert_email($serial)
 | |
| {
 | |
|     global $config;
 | |
|     $certfile = $config['new_certs_dir'] . "/$serial.pem";
 | |
|     $x = exec(X509.' -in '.escshellarg($certfile).' -noout -email 2>&1');
 | |
|     return($x);
 | |
| }
 | |
| 
 | |
| //
 | |
| // Returns the effective date of a certificate.
 | |
| //
 | |
| function CA_cert_startdate($serial)
 | |
| {
 | |
|     global $config;
 | |
|     $certfile = $config['new_certs_dir'] . "/$serial.pem";
 | |
|     $x = exec(X509.' -in '.escshellarg($certfile).' -noout -startdate 2>&1');
 | |
|     return(str_replace('notBefore=', '', $x));
 | |
| }
 | |
| 
 | |
| //
 | |
| // Returns the expiration date of a certificate.
 | |
| //
 | |
| function CA_cert_enddate($serial)
 | |
| {
 | |
|     global $config;
 | |
|     $certfile = $config['new_certs_dir'] . "/$serial.pem";
 | |
|     $x = exec(X509.' -in '.escshellarg($certfile).' -noout -enddate  2>&1');
 | |
|     return(str_replace('notAfter=', '', $x));
 | |
| }
 | |
| 
 | |
| //
 | |
| // Revokes a specified certificate.
 | |
| //
 | |
| function CA_revoke_cert($serial)
 | |
| {
 | |
|     global $config;
 | |
| 
 | |
|     $fd = fopen($config['index'], 'a');
 | |
|     flock($fd, LOCK_EX);
 | |
| 
 | |
|     $certfile     = $config['new_certs_dir'] . "/$serial.pem";
 | |
|     $cmd_output[] = 'Revoking the certificate.';
 | |
|     $configCa_pwd = $config['ca_pwd'];
 | |
|     $configOpenssl_cnf = $config['openssl_cnf'];
 | |
|     exec(CA." -config $configOpenssl_cnf -revoke ".escshellarg($certfile)." -passin pass:$configCa_pwd 2>&1", $cmd_output, $ret);
 | |
| 
 | |
|     if ($ret == 0) {
 | |
|         unset($cmd_output);
 | |
|         list($ret, $cmd_output[]) = CA_generate_crl();
 | |
|     }
 | |
| 
 | |
|     fclose($fd);
 | |
| 
 | |
|     return array(($ret == true || $ret == 0 ? true : false), implode('<br>', $cmd_output));
 | |
| }
 | |
| 
 | |
| //
 | |
| // Creates a new certificate request, and certificate in various formats
 | |
| // according to specified parameters.   PKCS12 bundle files contain the
 | |
| // private key, certificate, and CA certificate.
 | |
| //
 | |
| // Returns an array containing the output of failed openssl commands.
 | |
| //
 | |
| function CA_create_cert($cert_type = 'email', $country, $province, $locality, $organization, $unit, $common_name, $email, $expiry, $passwd, $keysize = 2048, $dns_names, $ip_addr)
 | |
| {
 | |
|     global $config;
 | |
| 
 | |
|     # Wait here if another user has the database locked.
 | |
|     $fd = fopen($config['index'], "a");
 | |
|     flock($fd, LOCK_EX);
 | |
| 
 | |
|     # Get the next available serial number
 | |
|     $serial = trim(implode('', file($config['serial'])));
 | |
| 
 | |
|     $userkey   = $config['private_dir'] . "/$serial-key.pem";
 | |
|     $userreq   = $config['req_dir'] ."/$serial-req.pem";
 | |
|     $usercert  = $config['new_certs_dir'] . "/$serial.pem";
 | |
|     $userder   = $config['cert_dir'] . "/$serial.der";
 | |
|     $userpfx   = $config['pfx_dir'] . "/$serial.pfx";
 | |
| 
 | |
|     $expiry_days = round($expiry * 365.25, 0);
 | |
| 
 | |
|     $cnf_file = CA_create_cnf($country, $province, $locality, $organization, $unit, $common_name, $email, $keysize, $dns_names, $ip_addr, $serial);
 | |
| 
 | |
|     # Escape certain dangerous characters in user input
 | |
|     $email         = escshellcmd($email);
 | |
|     $_passwd       = escshellarg($passwd);
 | |
|     $friendly_name = escshellarg($common_name);
 | |
|     $extensions    = escshellarg($cert_type.'_ext');
 | |
| 
 | |
|     # Create the certificate request
 | |
|     unset($cmd_output);
 | |
|     $cmd_output[] = 'Creating certificate request.';
 | |
| 
 | |
|     if (($_passwd) && ($_passwd != "''")) {
 | |
|         exec(REQ." -new -newkey rsa:$keysize -keyout '$userkey' -out '$userreq' -config '$cnf_file' -days '$expiry_days' -passout pass:$_passwd  2>&1", $cmd_output, $ret);
 | |
|     } else {
 | |
|         exec(REQ." -new -newkey rsa:$keysize -keyout '$userkey' -out '$userreq' -config '$cnf_file' -days '$expiry_days' -nodes  2>&1", $cmd_output, $ret);
 | |
|     }
 | |
| 
 | |
|     # Sign the certificate request and create the certificate
 | |
|     if ($ret == 0) {
 | |
|         unset($cmd_output);
 | |
|         $cmd_output[] = "Signing $cert_type certificate request.";
 | |
|         $configCa_pwd = $config['ca_pwd'];
 | |
|         exec(CA." -config '$cnf_file' -in '$userreq' -out /dev/null -notext -days '$expiry_days' -passin pass:'$configCa_pwd' -batch -extensions $extensions 2>&1", $cmd_output, $ret);
 | |
|     };
 | |
| 
 | |
|     # Create DER format certificate
 | |
|     if ($ret == 0) {
 | |
|         unset($cmd_output);
 | |
|         $cmd_output[] = "Creating DER format certificate.";
 | |
|         exec(X509." -in '$usercert' -out '$userder' -inform PEM -outform DER 2>&1", $cmd_output, $ret);
 | |
|     };
 | |
| 
 | |
|     # Create a PKCS12 certificate file for download to Windows
 | |
|     if ($ret == 0) {
 | |
|         unset($cmd_output);
 | |
|         $cmd_output[] = "Creating PKCS12 format certificate.";
 | |
|         $configCacert_pem = $config['cacert_pem'];
 | |
|         $configOrganization = $config['organization'];
 | |
|         $configRandom = $config['random'];
 | |
| 
 | |
|         if (($_passwd) && ($_passwd != "''")) {
 | |
|             $cmd_output[] = "infile: $usercert   keyfile: $userkey   outfile: $userpfx  pass: $_passwd";
 | |
|             exec(PKCS12." -export -in '$usercert' -inkey '$userkey' -certfile '$configCacert_pem' -caname '$configOrganization' -out '$userpfx' -name $friendly_name -rand '$configRandom' -passin pass:$_passwd -passout pass:$_passwd  2>&1", $cmd_output, $ret);
 | |
|         } else {
 | |
|             $cmd_output[] = "infile: $usercert   keyfile: $userkey   outfile: $userpfx";
 | |
|             // reetp - this needs looking at
 | |
|             exec(PKCS12." -export -in '$usercert' -inkey '$userkey' -certfile '$configCacert_pem' -caname '$configOrganization' -out '$userpfx' -name $friendly_name -nodes -passout pass: 2>&1", $cmd_output, $ret);
 | |
|             //exec(PKCS12." -export -in '$usercert' -inkey '$userkey' -certfile '$config[cacert_pem]' -caname '$config[organization]' -out '$userpfx' -name $friendly_name  -nodes 2>&1", $cmd_output, $ret);
 | |
|         }
 | |
|     };
 | |
| 
 | |
|     #Unlock the CA database
 | |
|     fclose($fd);
 | |
| 
 | |
|     #Remove temporary openssl config file.
 | |
|     if (file_exists($cnf_file)) {
 | |
|         unlink($cnf_file);
 | |
|     }
 | |
| 
 | |
|     if ($ret == 0) {
 | |
|         # Successful!
 | |
|         # Return status=true and serial number of issued certificate.
 | |
|         return array(true, $serial);
 | |
|     } else {
 | |
|         # Not successful. :-(
 | |
|         # Clean up our loose ends.
 | |
|         # Return status=false and openssl output/errors for debug.
 | |
|         CA_remove_cert($serial);
 | |
|         $cmd_output[] = 'Click on the "Help" link above for information on how to report this problem.';
 | |
|         return array(false, implode("<br>", $cmd_output));
 | |
|     }
 | |
| }
 | |
| 
 | |
| //
 | |
| // Renews a specified certificate, revoking any existing valid versions.
 | |
| // Uses old certificate request to Creates a new request, and certificate
 | |
| // in various formats.
 | |
| //
 | |
| // Returns an array containing the output of failed openssl commands.
 | |
| //
 | |
| // FIXME: Yes, I know... This functions contains much duplicative code
 | |
| //        from CA_create_cert().  Bleh!
 | |
| //
 | |
| function CA_renew_cert($old_serial, $expiry, $passwd)
 | |
| {
 | |
|     global $config;
 | |
| 
 | |
|     # Do not renew a revoked certificate if a valid one exists for this
 | |
|     # URL.  Find and renew the valid certificate instead.
 | |
|     if (CAdb_is_revoked($old_serial)) {
 | |
|         $ret = CAdb_in(CA_cert_email($old_serial), CA_cert_cname($old_serial));
 | |
|         if ($ret && $old_serial != $ret) {
 | |
|             $old_serial = $ret;
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     # Valid certificates must be revoked prior to renewal.
 | |
|     if (CAdb_is_valid($old_serial)) {
 | |
|         $ret = CA_revoke_cert($old_serial);
 | |
|         if (! $ret[0]) {
 | |
|             return $ret;
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     $cert_type  = CA_cert_type($old_serial);
 | |
|     $extensions = $cert_type.'_ext';
 | |
| 
 | |
|     # Get common_name from old certificate for use as the
 | |
|     # "friendly name" of PKCS12 certificate.
 | |
|     $rec = CAdb_get_entry($old_serial);
 | |
|     $country      = $rec['country'];
 | |
|     $province     = $rec['province'];
 | |
|     $locality     = $rec['locality'];
 | |
|     $organization = $rec['organization'];
 | |
|     $unit         = $rec['unit'];
 | |
|     $common_name  = $rec['common_name'];
 | |
|     $email        = $rec['email'];
 | |
| 
 | |
|     # Wait here if another user has the database locked.
 | |
|     $fd = fopen($config['index'], "a");
 | |
|     flock($fd, LOCK_EX);
 | |
| 
 | |
|     # Get the next available serial number
 | |
|     $serial = trim(implode('', file($config['serial'])));
 | |
| 
 | |
|     $old_userkey = $config['private_dir'] . "/$old_serial-key.pem";
 | |
|     $old_userreq = $config['req_dir'] . "/$old_serial-req.pem";
 | |
|     $userkey     = $config['private_dir'] . "/$serial-key.pem";
 | |
|     $userreq     = $config['req_dir'] . "/$serial-req.pem";
 | |
|     $usercert    = $config['new_certs_dir'] . "/$serial.pem";
 | |
|     $userder     = $config['cert_dir'] . "/$serial.der";
 | |
|     $userpfx     = $config['pfx_dir'] . "/$serial.pfx";
 | |
| 
 | |
| 
 | |
|     $expiry_days = round($expiry * 365.25, 0);
 | |
| 
 | |
|     $cmd_output = array();
 | |
|     $ret = 0;
 | |
| 
 | |
|     # Create a new certificate request by copying the old request.
 | |
|     if (! file_exists($old_userreq) || ! copy($old_userreq, $userreq)) {
 | |
|         $cmd_output[] = 'Could not create new certificate request file.';
 | |
|         $ret = 1;
 | |
|     }
 | |
| 
 | |
|     # Copy private key to new file.
 | |
|     if ($ret == 0 && (! file_exists($old_userkey) || ! copy($old_userkey, $userkey))) {
 | |
|         $cmd_output[] = "Could not update private key file.";
 | |
|         $ret = 1;
 | |
|     }
 | |
| 
 | |
|     $cnf_file = CA_create_cnf($country, $province, $locality, $organization, $unit, $common_name, $email);
 | |
| 
 | |
|     # "friendly name" of PKCS12 certificate.
 | |
|     $friendly_name = escshellarg($rec['common_name']);
 | |
| 
 | |
|     # Escape dangerous characters in user input.
 | |
|     $_passwd    = escshellarg($passwd);
 | |
| 
 | |
|     $configCa_pwd = $config['ca_pwd'];
 | |
|     $configCacert_pem = $config['cacert_pem'];
 | |
|     $configOrganization = $config['organization'];
 | |
|     $configRandom = $config['random'];
 | |
| 
 | |
|     # Sign the certificate request and create the certificate.
 | |
|     if ($ret == 0) {
 | |
|         unset($cmd_output);
 | |
|         $cmd_output[] = "Signing the $cert_type certificate request.";
 | |
|         exec(CA." -config '$cnf_file' -in '$userreq' -out /dev/null -notext -days '$expiry_days' -passin pass:'$configCa_pwd' -batch -extensions $extensions 2>&1", $cmd_output, $ret);
 | |
|     };
 | |
| 
 | |
|     # Create DER format certificate
 | |
|     if ($ret == 0) {
 | |
|         unset($cmd_output);
 | |
|         $cmd_output[] = "Creating DER format certificate.";
 | |
|         exec(X509." -in '$usercert' -out '$userder' -inform PEM -outform DER 2>&1", $cmd_output, $ret);
 | |
|     };
 | |
| 
 | |
|     # Create a PKCS12 certificate file for download to Windows
 | |
|     if ($ret == 0) {
 | |
|         unset($cmd_output);
 | |
|         $cmd_output[] = "Creating PKCS12 format certificate.";
 | |
|         if (($_passwd) && ($_passwd != "''")) {
 | |
|             $cmd_output[] = "infile: $usercert   keyfile: $userkey   outfile: $userpfx  pass: $_passwd";
 | |
|             exec(PKCS12." -export -in '$usercert' -inkey '$userkey' -certfile '$configCacert_pem' -caname '$configOrganization' -out '$userpfx' -name $friendly_name -rand '$configRandom' -passin pass:$_passwd -passout pass:$_passwd  2>&1", $cmd_output, $ret);
 | |
|         } else {
 | |
|             $cmd_output[] = "infile: $usercert   keyfile: $userkey   outfile: $userpfx";
 | |
|             // reetp - this needs looking at
 | |
|             exec(PKCS12." -export -in '$usercert' -inkey '$userkey' -certfile '$configCacert_pem' -caname '$configOrganization' -out '$userpfx' -name $friendly_name  -nodes -passout pass: 2>&1", $cmd_output, $ret);
 | |
|             //exec(PKCS12." -export -in '$usercert' -inkey '$userkey' -certfile '$config[cacert_pem]' -caname '$config[organization]' -out '$userpfx' -name $friendly_name  -nodes 2>&1", $cmd_output, $ret);
 | |
|         }
 | |
|     };
 | |
| 
 | |
|     #Unlock the CA database
 | |
|     fclose($fd);
 | |
| 
 | |
|     // Why is this here?
 | |
|     
 | |
|     //# https://github.com/radicand/phpki/issues/14 - but ereg is deprecated
 | |
|     if (preg_match('/E-mail Protection/', $certtext)) {
 | |
|         $cert_type = 'email';
 | |
|     }
 | |
|     if (preg_match('/E-mail Protection/', $certtext) && preg_match('/Code Signing/', $certtext)) {
 | |
|         $cert_type = 'email_signing';
 | |
|     }
 | |
| 
 | |
|     #Remove temporary openssl config file.
 | |
|     if (file_exists($cnf_file)) {
 | |
|         unlink($cnf_file);
 | |
|     }
 | |
| 
 | |
|     if ($ret == 0) {
 | |
|         return array(true, $serial);
 | |
|     } else {
 | |
|         # Not successful, so clean up before exiting.
 | |
|         CA_remove_cert($serial);
 | |
| 
 | |
|         if (preg_match_array('.*private key.*', $cmd_output)) {
 | |
|             $cmd_output[] = '<strong>This was likely caused by entering the wrong certificate password.</strong>';
 | |
|         } else {
 | |
|             $cmd_output[] = '<strong>Click on the "Help" link above for information on how to report this problem.</strong>';
 | |
|         }
 | |
| 
 | |
|         return array(false, implode('<br>', $cmd_output));
 | |
|     }
 | |
| }
 | |
| 
 | |
| //
 | |
| // Creates a new Certificate Revocation List and copies it the the approriate
 | |
| // locations. Returns error messages from failed commands.
 | |
| //
 | |
| function CA_generate_crl()
 | |
| {
 | |
|     global $config;
 | |
| 
 | |
|     $configOpenssl_cnf = $config['openssl_cnf'];
 | |
|     $configCacrl_pem = $config['cacrl_pem'];
 | |
|     $configCa_pwd = $config['ca_pwd'];
 | |
|     $configCacrl_der = $config['cacrl_der'];
 | |
|     $ret = 0;
 | |
| 
 | |
|     $cmd_output[] = "Generating Certificate Revocation List.";
 | |
|     exec(CA. " -gencrl -config '$configOpenssl_cnf' -out '$configCacrl_pem' -passin pass:'$configCa_pwd' 2>&1", $cmd_output, $ret);
 | |
| 
 | |
|     if ($ret == 0) {
 | |
|         unset($cmd_output);
 | |
|         $cmd_output[] = "Creating DER format Certificate Revocation List.";
 | |
|         exec(CRL." -in '$configCacrl_pem' -out '$configCacrl_der' -inform PEM -outform DER 2>&1", $cmd_output, $ret);
 | |
|     }
 | |
| 
 | |
|     return array(($ret == 0 ? true : false), implode('<br>', $cmd_output));
 | |
| }
 | |
| 
 | |
| //
 | |
| // Removes a specified certificate from the certificate index,
 | |
| // and all traces of it from the file system.
 | |
| //
 | |
| function CA_remove_cert($serial)
 | |
| {
 | |
|     global $config;
 | |
| 
 | |
|     $userreq  = $config['req_dir'] . "/$serial-req.pem";
 | |
|     $userkey  = $config['private_dir'] . "/$serial-key.pem";
 | |
|     $usercert = $config['new_certs_dir'] . "/$serial.pem";
 | |
|     $userder  = $config['cert_dir'] . "/$serial.der";
 | |
|     $userpfx  = $config['pfx_dir'] ."/$serial.pfx";
 | |
| 
 | |
|     $configIndex = $config['index'];
 | |
| 
 | |
|     # Wait here if another user has the database locked.
 | |
|     $fd = fopen($configIndex, 'a');
 | |
|     flock($fd, LOCK_EX);
 | |
| 
 | |
|     if (file_exists($userreq)) {
 | |
|         unlink($userreq);
 | |
|     }
 | |
|     if (file_exists($userkey)) {
 | |
|         unlink($userkey);
 | |
|     }
 | |
|     if (file_exists($usercert)) {
 | |
|         unlink($usercert);
 | |
|     }
 | |
|     if (file_exists($userder)) {
 | |
|         unlink($userder);
 | |
|     }
 | |
|     if (file_exists($userpfx)) {
 | |
|         unlink($userpfx);
 | |
|     }
 | |
| 
 | |
|     $tmpfile = $configIndex .'.tmp';
 | |
|     copy($configIndex, $tmpfile);
 | |
| 
 | |
|     $regexp = "^[VR]\t.*\t.*\t".$serial."\t.*\t.*$";
 | |
|     exec('egrep -v '.escshellarg($regexp)." $tmpfile > $configIndex 2>/dev/null");
 | |
| 
 | |
|     unlink($tmpfile);
 | |
|     fclose($fd);
 | |
| }
 | |
| 
 | |
| //
 | |
| // Returns the likely intended use for a specified certificate
 | |
| // (email, server, vpn).
 | |
| //
 | |
| function CA_cert_type($serial)
 | |
| {
 | |
| 
 | |
|     $certtext = CA_cert_text($serial);
 | |
| 
 | |
|     if (preg_match('~OpenSSL.* (E.?mail|Personal) .*Certificate~', $certtext) && preg_match('~Code Signing~', $certtext)) {
 | |
|         $cert_type = 'email_signing'; // Was 'codesigning' but can't see that anywhere
 | |
|     } elseif (preg_match('~OpenSSL.* (E.?mail|Personal) .*Certificate~', $certtext)) {
 | |
|         $cert_type = 'email';
 | |
|     } elseif (preg_match('~OpenSSL.* Server .*Certificate~', $certtext)) {
 | |
|         $cert_type = 'server';
 | |
|     } elseif (preg_match('~timeStamping|Time Stamping~', $certtext)) {
 | |
|         $cert_type = 'time_stamping';
 | |
|     } elseif (preg_match('~TLS Web Client Authentication~', $certtext) && preg_match('~TLS Web Server Authentication~', $certtext)) {
 | |
|         $cert_type = 'vpn_client_server';
 | |
|     } elseif (preg_match('~TLS Web Client Authentication~', $certtext)) {
 | |
|         $cert_type = 'vpn_client';
 | |
|     } elseif (preg_match('~TLS Web Server Authentication~', $certtext)) {
 | |
|         $cert_type = 'vpn_server';
 | |
|     } else {
 | |
|         $cert_type = 'vpn_client_server';
 | |
|     }
 | |
| 
 | |
|     return $cert_type;
 | |
| }
 | |
| 
 | |
| function CA_get_root_pem()
 | |
| {
 | |
|     global $config;
 | |
|     return(file_get_contents($config['cacert_pem']));
 | |
| }
 | 
