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https://github.com/zeek/zeek.git
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Add configure option to enable/disable spicy SSL
Spicy SSL is now only enabled when specifying the --enable-spicy-ssl configure-time option. This should allow merging this into Zeek on an experimental basis.
This commit is contained in:
Johanna Amann
parent
adab894d31
commit
4cce4a4c5f
6 changed files with 131 additions and 106 deletions
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@ -4,9 +4,6 @@
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# The parallelism level when running tests locally is $1 if provided, else
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# the value of `nproc` if available, otherwise just a single core.
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# just for testing, report success
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exit 0
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result=0
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BTEST=$(pwd)/auxil/btest/btest
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@ -244,6 +244,9 @@
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/* Enable/disable ZAM profiling capability */
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#cmakedefine ENABLE_ZAM_PROFILE
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/* Enable/disable the Spicy SSL analyzer */
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#cmakedefine ENABLE_SPICY_SSL
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/* String with host architecture (e.g., "linux-x86_64") */
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#define HOST_ARCHITECTURE "@HOST_ARCHITECTURE@"
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4
configure
vendored
4
configure
vendored
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@ -69,6 +69,7 @@ Usage: $0 [OPTION]... [VAR=VALUE]...
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--enable-static-broker build Broker statically (ignored if --with-broker is specified)
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--enable-werror build with -Werror
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--enable-ZAM-profiling build with ZAM profiling enabled (--enable-debug implies this)
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--enable-spicy-ssl build with spicy SSL/TLS analyzer (conflicts with --disable-spicy)
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--disable-af-packet don't include native AF_PACKET support (Linux only)
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--disable-auxtools don't build or install auxiliary tools
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--disable-broker-tests don't try to build Broker unit tests
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@ -310,6 +311,9 @@ while [ $# -ne 0 ]; do
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--enable-ZAM-profiling)
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append_cache_entry ENABLE_ZAM_PROFILE BOOL true
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;;
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--enable-spicy-ssl)
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append_cache_entry ENABLE_SPICY_SSL BOOL true
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;;
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--disable-af-packet)
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append_cache_entry DISABLE_AF_PACKET BOOL true
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;;
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@ -1,37 +1,39 @@
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add_subdirectory(spicy)
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zeek_add_plugin(
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Zeek
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SSL
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SOURCES
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# SSL.cc
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# DTLS.cc
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Plugin.cc
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BIFS
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# types.bif
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# events.bif
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functions.bif
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# consts.bif
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# PAC
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# tls-handshake.pac
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# tls-handshake-protocol.pac
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# tls-handshake-analyzer.pac
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# ssl-defs.pac
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# proc-certificate.pac
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# tls-handshake-signed_certificate_timestamp.pac
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# PAC
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# ssl.pac
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# ssl-dtls-analyzer.pac
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# ssl-analyzer.pac
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# ssl-dtls-protocol.pac
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# ssl-protocol.pac
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# ssl-defs.pac
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# proc-certificate.pac
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# PAC
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# dtls.pac
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# ssl-dtls-analyzer.pac
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# dtls-analyzer.pac
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# ssl-dtls-protocol.pac
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# dtls-protocol.pac
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# ssl-defs.pac)
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)
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if (NOT ENABLE_SPICY_SSL)
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zeek_add_plugin(
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Zeek
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SSL
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SOURCES
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SSL.cc
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DTLS.cc
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Plugin.cc
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BIFS
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types.bif
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events.bif
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functions.bif
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consts.bif
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PAC
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tls-handshake.pac
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tls-handshake-protocol.pac
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tls-handshake-analyzer.pac
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ssl-defs.pac
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proc-certificate.pac
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tls-handshake-signed_certificate_timestamp.pac
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PAC
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ssl.pac
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ssl-dtls-analyzer.pac
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ssl-analyzer.pac
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ssl-dtls-protocol.pac
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ssl-protocol.pac
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ssl-defs.pac
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proc-certificate.pac
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PAC
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dtls.pac
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ssl-dtls-analyzer.pac
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dtls-analyzer.pac
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ssl-dtls-protocol.pac
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dtls-protocol.pac
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ssl-defs.pac)
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else ()
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add_subdirectory(spicy)
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zeek_add_plugin(Zeek SSL SOURCES Plugin.cc BIFS functions.bif)
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endif ()
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@ -2,17 +2,23 @@
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#include "zeek/plugin/Plugin.h"
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// #include "zeek/analyzer/Component.h"
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// #include "zeek/analyzer/protocol/ssl/DTLS.h"
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// #include "zeek/analyzer/protocol/ssl/SSL.h"
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#include "zeek/zeek-config.h"
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#ifndef ENABLE_SPICY_SSL
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#include "zeek/analyzer/Component.h"
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#include "zeek/analyzer/protocol/ssl/DTLS.h"
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#include "zeek/analyzer/protocol/ssl/SSL.h"
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#endif
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namespace zeek::plugin::detail::Zeek_SSL {
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class Plugin : public zeek::plugin::Plugin {
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public:
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zeek::plugin::Configuration Configure() override {
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// AddComponent(new zeek::analyzer::Component("SSL", zeek::analyzer::ssl::SSL_Analyzer::Instantiate));
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// AddComponent(new zeek::analyzer::Component("DTLS", zeek::analyzer::dtls::DTLS_Analyzer::Instantiate));
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#ifndef ENABLE_SPICY_SSL
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AddComponent(new zeek::analyzer::Component("SSL", zeek::analyzer::ssl::SSL_Analyzer::Instantiate));
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AddComponent(new zeek::analyzer::Component("DTLS", zeek::analyzer::dtls::DTLS_Analyzer::Instantiate));
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#endif
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zeek::plugin::Configuration config;
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config.name = "Zeek::SSL";
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@ -1,70 +1,83 @@
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%%{
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#include <openssl/x509.h>
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// #include "zeek/analyzer/protocol/ssl/SSL.h"
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#include "zeek/Reporter.h"
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#include "zeek/zeek-config.h"
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#ifndef ENABLE_SPICY_SSL
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#include "zeek/analyzer/protocol/ssl/SSL.h"
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#endif
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%%}
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# ## Sets if the SSL analyzer should consider the connection established (handshake
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# ## finished successfully).
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# ##
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# ## c: The SSL connection.
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# ##
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# ## Returns: T on success, F on failure.
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# function set_ssl_established%(c: connection%): bool
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# %{
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# zeek::analyzer::Analyzer* sa = c->FindAnalyzer("SSL");
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#
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# if ( sa )
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# {
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# static_cast<zeek::analyzer::ssl::SSL_Analyzer*>(sa)->StartEncryption();
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# return zeek::val_mgr->True();
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# }
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#
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# return zeek::val_mgr->False();
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# %}
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#
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# ## Set the secret that should be used to derive keys for the connection.
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# ## (For TLS 1.2 this is the pre-master secret).
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# ##
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# ## c: The affected connection
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# ##
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# ## secret: secret to set
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# ##
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# ## Returns: T on success, F on failure.
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# function set_secret%(c: connection, secret: string%): bool
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# %{
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# analyzer::Analyzer* sa = c->FindAnalyzer("SSL");
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#
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# if ( sa )
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# {
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# static_cast<zeek::analyzer::ssl::SSL_Analyzer*>(sa)->SetSecret(*secret);
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# return zeek::val_mgr->True();
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# }
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#
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# return zeek::val_mgr->False();
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# %}
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#
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# ## Set the decryption keys that should be used to decrypt
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# ## TLS application data in the connection.
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# ##
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# ## c: The affected connection
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# ##
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# ## keys: The key buffer as derived via TLS PRF.
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# ##
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# ## Returns: T on success, F on failure.
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# function set_keys%(c: connection, keys: string%): bool
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# %{
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# analyzer::Analyzer* sa = c->FindAnalyzer("SSL");
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#
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# if ( sa )
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# {
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# static_cast<zeek::analyzer::ssl::SSL_Analyzer*>(sa)->SetKeys(*keys);
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# return zeek::val_mgr->True();
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# }
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#
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# return zeek::val_mgr->False();
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# %}
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## Sets if the SSL analyzer should consider the connection established (handshake
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## finished successfully).
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##
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## c: The SSL connection.
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##
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## Returns: T on success, F on failure.
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function set_ssl_established%(c: connection%): bool
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%{
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#ifndef ENABLE_SPICY_SSL
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/* not implemented for spicy ssl */
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zeek::analyzer::Analyzer* sa = c->FindAnalyzer("SSL");
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if ( sa )
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{
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static_cast<zeek::analyzer::ssl::SSL_Analyzer*>(sa)->StartEncryption();
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return zeek::val_mgr->True();
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}
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#endif
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return zeek::val_mgr->False();
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%}
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## Set the secret that should be used to derive keys for the connection.
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## (For TLS 1.2 this is the pre-master secret).
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##
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## c: The affected connection
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##
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## secret: secret to set
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##
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## Returns: T on success, F on failure.
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function set_secret%(c: connection, secret: string%): bool
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%{
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#ifndef ENABLE_SPICY_SSL
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/* not implemented for spicy ssl */
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analyzer::Analyzer* sa = c->FindAnalyzer("SSL");
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if ( sa )
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{
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static_cast<zeek::analyzer::ssl::SSL_Analyzer*>(sa)->SetSecret(*secret);
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return zeek::val_mgr->True();
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}
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#endif
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return zeek::val_mgr->False();
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%}
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## Set the decryption keys that should be used to decrypt
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## TLS application data in the connection.
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##
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## c: The affected connection
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##
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## keys: The key buffer as derived via TLS PRF.
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##
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## Returns: T on success, F on failure.
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function set_keys%(c: connection, keys: string%): bool
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%{
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#ifndef ENABLE_SPICY_SSL
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/* not implemented for spicy ssl */
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analyzer::Analyzer* sa = c->FindAnalyzer("SSL");
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if ( sa )
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{
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static_cast<zeek::analyzer::ssl::SSL_Analyzer*>(sa)->SetKeys(*keys);
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return zeek::val_mgr->True();
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}
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#endif
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return zeek::val_mgr->False();
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%}
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## Decodes a DER-encoded distinguished name into an ASCII string,
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## using the RFC2253 representation
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