X-Git-Url: https://code.wpia.club/?a=blobdiff_plain;f=src%2Fcrypto%2FsimpleOpensslSigner.cpp;h=f7042a29fccee7cbbdc731e5cf16e7d04469b4cd;hb=0141e5a371a97b0cb409d168ea8401bcb4f30923;hp=cd02a969d6553c2441f8889a55f645af089b7606;hpb=9e866a1a2facc8cb1565cd660c6b6d482f18ecb1;p=cassiopeia.git

diff --git a/src/crypto/simpleOpensslSigner.cpp b/src/crypto/simpleOpensslSigner.cpp
index cd02a96..f7042a2 100644
--- a/src/crypto/simpleOpensslSigner.cpp
+++ b/src/crypto/simpleOpensslSigner.cpp
@@ -1,6 +1,5 @@
 #include "simpleOpensslSigner.h"
 
-#include <iostream>
 #include <sstream>
 #include <unordered_map>
 
@@ -25,9 +24,9 @@ SimpleOpensslSigner::SimpleOpensslSigner() {
 SimpleOpensslSigner::~SimpleOpensslSigner() {
 }
 
-std::pair<std::shared_ptr<BIGNUM>, std::string> SimpleOpensslSigner::nextSerial( Profile& prof ) {
+std::pair<std::shared_ptr<BIGNUM>, std::string> SimpleOpensslSigner::nextSerial( Profile& prof, std::shared_ptr<CAConfig> ca ) {
     uint16_t profile = prof.id;
-    std::string res = readFile( prof.ca->path + "/serial" );
+    std::string res = readFile( ca->path + "/serial" );
 
     BIGNUM* bn = 0;
 
@@ -38,7 +37,7 @@ std::pair<std::shared_ptr<BIGNUM>, std::string> SimpleOpensslSigner::nextSerial(
             throw "Initing serial failed";
         }
     } else {
-        if( !BN_hex2bn( &bn, res.c_str() + 1 ) ) {
+        if( !BN_hex2bn( &bn, res.c_str() ) ) {
             throw "Parsing serial failed.";
         }
     }
@@ -63,7 +62,8 @@ std::pair<std::shared_ptr<BIGNUM>, std::string> SimpleOpensslSigner::nextSerial(
         []( char* ref ) {
             OPENSSL_free( ref );
         } );
-    writeFile( prof.ca->path + "/serial", serStr.get() );
+
+    writeFile( ca->path + "/serial", serStr.get() );
 
     return std::pair<std::shared_ptr<BIGNUM>, std::string>( std::shared_ptr<BIGNUM>( BN_bin2bn( data.get(), len + 4 + 16 , 0 ), BN_free ), std::string( serStr.get() ) );
 }
@@ -74,8 +74,9 @@ std::shared_ptr<SignedCertificate> SimpleOpensslSigner::sign( std::shared_ptr<TB
     signlog << "FINE: profile is " << cert->profile << std::endl;
 
     Profile& prof = profiles.at( cert->profile );
+    std::shared_ptr<CAConfig> ca = prof.getCA();
 
-    if( !prof.ca ) {
+    if( !ca ) {
         throw "CA-key not found";
     }
 
@@ -83,6 +84,8 @@ std::shared_ptr<SignedCertificate> SimpleOpensslSigner::sign( std::shared_ptr<TB
     signlog << "FINE: Profile id is: " << prof.id << std::endl;
     signlog << "FINE: ku is: " << prof.ku << std::endl;
     signlog << "FINE: eku is: " << prof.eku << std::endl;
+    signlog << "FINE: Signing is wanted from: " << cert->wishFrom << std::endl;
+    signlog << "FINE: Signing is wanted to: " << cert->wishTo << std::endl;
 
     std::shared_ptr<X509Req> req;
 
@@ -106,12 +109,6 @@ std::shared_ptr<SignedCertificate> SimpleOpensslSigner::sign( std::shared_ptr<TB
 
     // Construct the Certificate
     X509Cert c = X509Cert();
-    std::shared_ptr<X509> retsh = std::shared_ptr<X509>( X509_new(), X509_free );
-    X509* ret = retsh.get();
-
-    if( !ret ) {
-        throw "Creating X509 failed.";
-    }
 
     X509_NAME* subjectP = X509_NAME_new();
 
@@ -141,85 +138,81 @@ std::shared_ptr<SignedCertificate> SimpleOpensslSigner::sign( std::shared_ptr<TB
         }
     }
 
-    c.setIssuerNameFrom( prof.ca->ca );
+    c.setIssuerNameFrom( ca->ca );
     c.setPubkeyFrom( req );
 
     std::shared_ptr<BIGNUM> ser;
     std::string num;
-    std::tie( ser, num ) = nextSerial( prof );
+    std::tie( ser, num ) = nextSerial( prof, ca );
     c.setSerialNumber( ser.get() );
-    c.setTimes( 0, 60 * 60 * 24 * 10 );
-    signlog << "FINE: Setting extensions." << std::endl;
-    c.setExtensions( prof.ca->ca, cert->SANs, prof );
-    signlog << "FINE: Signed" << std::endl;
-    std::shared_ptr<SignedCertificate> output = c.sign( prof.ca->caKey, cert->md );
-    signlog << "FINE: all went well" << std::endl;
-    signlog << "FINE: crt went to: " << writeBackFile( num, output->certificate, prof.ca->path ) << std::endl;
-    output->log = signlog.str();
-    return output;
-}
 
+    std::time_t from, to;
+    std::time_t now = time( 0 );
+    std::pair<bool, std::time_t> parsed;
 
-std::shared_ptr<X509_CRL> SimpleOpensslSigner::revoke( std::shared_ptr<CAConfig> ca, std::string serial ) {
-    std::string crlpath = ca->path + "/ca.crl";
-
-    std::shared_ptr<BIO> bio( BIO_new_file( crlpath.c_str(), "r" ), free );
-    std::shared_ptr<X509_CRL> crl( PEM_read_bio_X509_CRL( bio.get(), 0, NULL, 0 ), X509_CRL_free );
-    std::cout << "Starting revocation" << std::endl;
-
-    if( !crl ) {
-        std::cout << "CRL was not loaded" << std::endl;
-        crl = std::shared_ptr<X509_CRL>( X509_CRL_new(), X509_CRL_free );
+    if( ( parsed = parseDate( cert->wishFrom ) ).first /* is of yyyy-mm-dd */ ) {
+        if( parsed.second > now ) {
+            from = parsed.second;
+        } else { // fail
+            from = now;
+        }
+    } else {
+        from = now;
     }
 
-    BIGNUM* serBN = 0;
-
-    if( ! BN_hex2bn( &serBN, serial.c_str() ) ) {
-        //error
+    if( from - now > /* 2 Weeks */ 2 * 7 * 24 * 60 * 60 || now - from >= 0 ) {
+        from = now;
     }
 
-    std::shared_ptr<BIGNUM> serBNP( serBN, BN_free );
-    std::shared_ptr<ASN1_INTEGER> ser( BN_to_ASN1_INTEGER( serBN, NULL ), ASN1_INTEGER_free );
-
-    if( !ser ) {
-        // error
-    }
-
-    std::shared_ptr<ASN1_TIME> tmptm( ASN1_TIME_new(), ASN1_TIME_free );
-
-    if( !tmptm ) {
-        // error
+    if( ( parsed = parseDate( cert->wishTo ) ).first /*is of yyyy-mm-dd */ ) {
+        if( parsed.second > from ) {
+            to = parsed.second;
+        } else {
+            to = from + /*2 Years */ 2 * 365 * 24 * 60 * 60;
+        }
+    } else if( ( parsed = parseYearInterval( from, cert->wishTo ) ).first /*is of [0-9]+y */ ) {
+        to = parsed.second;
+    } else if( ( parsed = parseMonthInterval( from, cert->wishTo ) ).first /*is of [0-9]+m */ ) {
+        to = parsed.second;
+    } else {
+        to = from + /*2 Years */ 2 * 365 * 24 * 60 * 60;
     }
 
-    X509_gmtime_adj( tmptm.get(), 0 );
-
-    X509_REVOKED* rev = X509_REVOKED_new();
-    X509_REVOKED_set_serialNumber( rev, ser.get() );
-    X509_REVOKED_set_revocationDate( rev, tmptm.get() );
+    time_t limit = prof.maxValidity;
 
-    X509_CRL_add0_revoked( crl.get(), rev );
-
-    if( !X509_CRL_set_issuer_name( crl.get(), X509_get_subject_name( ca->ca.get() ) ) ) {
-        // error
+    if( to - from > limit || to - from < 0 ) {
+        to = from + limit;
     }
 
-    X509_CRL_set_lastUpdate( crl.get(), tmptm.get() );
-
-    if( !X509_time_adj_ex( tmptm.get(), 1, 10, NULL ) ) {
-        // error
+    c.setTimes( from, to );
+    signlog << "FINE: Setting extensions." << std::endl;
+    c.setExtensions( ca->ca, cert->SANs, prof );
+    signlog << "FINE: Signed" << std::endl;
+    std::shared_ptr<SignedCertificate> output = c.sign( ca->caKey, cert->md );
+    signlog << "FINE: all went well" << std::endl;
+    std::string fn = writeBackFile( num, output->certificate, ca->path );
+    if( fn.empty() ) {
+        signlog << "ERROR: failed to get filename for storage of signed certificate." << std::endl;
+        throw "Storage location could not be determined";
     }
 
-    X509_CRL_set_nextUpdate( crl.get(), tmptm.get() );
+    signlog << "FINE: crt went to: " << fn << std::endl;
+    output->ca_name = ca->name;
+    output->log = signlog.str();
+    return output;
+}
 
+std::pair<std::shared_ptr<CRL>, std::string> SimpleOpensslSigner::revoke( std::shared_ptr<CAConfig> ca, std::vector<std::string> serials ) {
+    std::string crlpath = ca->path + "/ca.crl";
 
-    std::cout << "Signing" << std::endl;
-    X509_CRL_sort( crl.get() );
-    X509_CRL_sign( crl.get(), ca->caKey.get(), EVP_sha256() );
+    std::shared_ptr<CRL> crl( new CRL( crlpath ) );
+    std::string date = "";
 
-    std::cout << "writing bio" << std::endl;
-    std::shared_ptr<BIO> bioOut( BIO_new_file( crlpath.c_str(), "w" ), BIO_free );
-    PEM_write_bio_X509_CRL( bioOut.get(), crl.get() );
-    std::cout << "finished crl" << std::endl;
+    for( std::string serial : serials ) {
+        date = crl->revoke( serial, "" );
+    }
 
-    return crl;
+    crl->sign( ca );
+    writeFile( crlpath, crl->toString() );
+    return std::pair<std::shared_ptr<CRL>, std::string>( crl, date );
 }