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keychain: Remove unused macOS KeyChain plugin

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The macOS frontend was the only user of this plugin.
This commit is contained in:
Tobias Brunner
2026-07-24 14:59:55 +02:00
parent ceae73cb04
commit eb50fd9d15
8 changed files with 1 additions and 423 deletions
Download Patch File Download Diff File Expand all files Collapse all files
configure.ac
-4
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@@ -211,7 +211,6 @@ ARG_ENABL_SET([eap-dynamic], [enable dynamic EAP proxy module.])
ARG_ENABL_SET([eap-radius], [enable RADIUS proxy authentication module.])
ARG_ENABL_SET([ext-auth], [enable plugin calling an external authorization script.])
ARG_ENABL_SET([ipseckey], [enable IPSECKEY authentication plugin.])
ARG_ENABL_SET([keychain], [enables OS X Keychain Services credential set.])
ARG_ENABL_SET([pkcs11], [enables the PKCS11 token support plugin.])
ARG_ENABL_SET([tpm], [enables the TPM plugin to access private keys and certificates bound to a TPM 2.0.])
ARG_DISBL_SET([revocation], [disable X509 CRL/OCSP revocation check plugin.])
@@ -1544,7 +1543,6 @@ ADD_PLUGIN([fips-prf], [s charon nm cmd])
ADD_PLUGIN([gmp], [s charon swanctl pki scripts attest nm cmd aikgen fc])
ADD_PLUGIN([curve25519], [s charon swanctl pki scripts nm cmd])
ADD_PLUGIN([agent], [s charon nm cmd])
ADD_PLUGIN([keychain], [s charon cmd])
ADD_PLUGIN([chapoly], [s charon scripts nm cmd])
ADD_PLUGIN([xcbc], [s charon nm cmd])
ADD_PLUGIN([cmac], [s charon nm cmd])
@@ -1709,7 +1707,6 @@ AM_CONDITIONAL(USE_WOLFSSL, test x$wolfssl = xtrue)
AM_CONDITIONAL(USE_GCRYPT, test x$gcrypt = xtrue)
AM_CONDITIONAL(USE_BOTAN, test x$botan = xtrue)
AM_CONDITIONAL(USE_AGENT, test x$agent = xtrue)
AM_CONDITIONAL(USE_KEYCHAIN, test x$keychain = xtrue)
AM_CONDITIONAL(USE_PKCS11, test x$pkcs11 = xtrue)
AM_CONDITIONAL(USE_TPM, test x$tpm = xtrue)
AM_CONDITIONAL(USE_CHAPOLY, test x$chapoly = xtrue)
@@ -1998,7 +1995,6 @@ AC_CONFIG_FILES([
src/libstrongswan/plugins/gcrypt/Makefile
src/libstrongswan/plugins/botan/Makefile
src/libstrongswan/plugins/agent/Makefile
src/libstrongswan/plugins/keychain/Makefile
src/libstrongswan/plugins/pkcs11/Makefile
src/libstrongswan/plugins/chapoly/Makefile
src/libstrongswan/plugins/ctr/Makefile
scripts/test.sh
+1 -1
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@@ -262,7 +262,7 @@ all|alpine|codeql|coverage|sonarcloud|no-dbg|no-testable-ke)
CFLAGS="$CFLAGS -DDEBUG_LEVEL=-1"
fi
CONFIG="--enable-all --disable-android-dns --disable-android-log
--disable-kernel-pfroute --disable-keychain
--disable-kernel-pfroute
--disable-lock-profiler --disable-padlock --disable-fuzzing
--disable-osx-attr --disable-tkm
--disable-unwind-backtraces
src/libstrongswan/Makefile.am
-7
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@@ -628,13 +628,6 @@ if MONOLITHIC
endif
endif
if USE_KEYCHAIN
SUBDIRS += plugins/keychain
if MONOLITHIC
libstrongswan_la_LIBADD += plugins/keychain/libstrongswan-keychain.la
endif
endif
if USE_PKCS11
SUBDIRS += plugins/pkcs11
if MONOLITHIC
src/libstrongswan/plugins/keychain/Makefile.am
-17
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@@ -1,17 +0,0 @@
AM_CPPFLAGS = -I$(top_srcdir)/src/libstrongswan
AM_CFLAGS = $(PLUGIN_CFLAGS)
if MONOLITHIC
noinst_LTLIBRARIES = libstrongswan-keychain.la
else
plugin_LTLIBRARIES = libstrongswan-keychain.la
endif
libstrongswan_keychain_la_SOURCES = \
keychain_plugin.h keychain_plugin.c \
keychain_creds.h keychain_creds.c
libstrongswan_keychain_la_LDFLAGS = -module -avoid-version \
-framework Security -framework CoreFoundation
src/libstrongswan/plugins/keychain/keychain_creds.c
-207
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@@ -1,207 +0,0 @@
/*
* Copyright (C) 2013 Martin Willi
*
* Copyright (C) secunet Security Networks AG
*
* 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
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include "keychain_creds.h"
#include <utils/debug.h>
#include <credentials/sets/mem_cred.h>
#include <processing/jobs/callback_job.h>
#include <Security/Security.h>
/**
* System Roots keychain
*/
#define SYSTEM_ROOTS "/System/Library/Keychains/SystemRootCertificates.keychain"
/**
* System keychain
*/
#define SYSTEM "/Library/Keychains/System.keychain"
typedef struct private_keychain_creds_t private_keychain_creds_t;
/**
* Private data of an keychain_creds_t object.
*/
struct private_keychain_creds_t {
/**
* Public keychain_creds_t interface.
*/
keychain_creds_t public;
/**
* Active in-memory credential set
*/
mem_cred_t *set;
/**
* System roots credential set
*/
mem_cred_t *roots;
/**
* Run loop of event monitoring thread
*/
CFRunLoopRef loop;
};
/**
* Load a credential sets with certificates from a keychain path
*/
static mem_cred_t* load_certs(private_keychain_creds_t *this, char *path)
{
SecKeychainRef keychain;
SecKeychainSearchRef search;
SecKeychainItemRef item;
mem_cred_t *set;
OSStatus status;
int loaded = 0;
set = mem_cred_create();
DBG2(DBG_CFG, "loading certificates from %s:", path);
status = SecKeychainOpen(path, &keychain);
if (status == errSecSuccess)
{
status = SecKeychainSearchCreateFromAttributes(keychain,
kSecCertificateItemClass, NULL, &search);
if (status == errSecSuccess)
{
while (SecKeychainSearchCopyNext(search, &item) == errSecSuccess)
{
certificate_t *cert;
UInt32 len;
void *data;
if (SecKeychainItemCopyAttributesAndData(item, NULL, NULL, NULL,
&len, &data) == errSecSuccess)
{
cert = lib->creds->create(lib->creds,
CRED_CERTIFICATE, CERT_X509,
BUILD_BLOB_ASN1_DER, chunk_create(data, len),
BUILD_END);
if (cert)
{
DBG2(DBG_CFG, " loaded '%Y'", cert->get_subject(cert));
set->add_cert(set, TRUE, cert);
loaded++;
}
SecKeychainItemFreeAttributesAndData(NULL, data);
}
CFRelease(item);
}
CFRelease(search);
}
CFRelease(keychain);
}
DBG1(DBG_CFG, "loaded %d certificates from %s", loaded, path);
return set;
}
/**
* Callback function reloading keychain on changes
*/
static OSStatus keychain_cb(SecKeychainEvent keychainEvent,
SecKeychainCallbackInfo *info,
private_keychain_creds_t *this)
{
mem_cred_t *new;
DBG1(DBG_CFG, "received keychain event, reloading credentials");
/* register new before removing old */
new = load_certs(this, SYSTEM);
lib->credmgr->add_set(lib->credmgr, &new->set);
lib->credmgr->remove_set(lib->credmgr, &this->set->set);
lib->credmgr->flush_cache(lib->credmgr, CERT_X509);
this->set->destroy(this->set);
this->set = new;
return errSecSuccess;
}
/**
* Wait for changes in the keychain and handle them
*/
static job_requeue_t monitor_changes(private_keychain_creds_t *this)
{
if (SecKeychainAddCallback((SecKeychainCallback)keychain_cb,
kSecAddEventMask | kSecDeleteEventMask |
kSecUpdateEventMask | kSecTrustSettingsChangedEventMask,
this) == errSecSuccess)
{
this->loop = CFRunLoopGetCurrent();
/* does not return until canceled */
CFRunLoopRun();
this->loop = NULL;
SecKeychainRemoveCallback((SecKeychainCallback)keychain_cb);
}
return JOB_REQUEUE_NONE;
}
/**
* Cancel the monitoring thread in its RunLoop
*/
static bool cancel_monitor(private_keychain_creds_t *this)
{
if (this->loop)
{
CFRunLoopStop(this->loop);
}
return TRUE;
}
METHOD(keychain_creds_t, destroy, void,
private_keychain_creds_t *this)
{
lib->credmgr->remove_set(lib->credmgr, &this->set->set);
lib->credmgr->remove_set(lib->credmgr, &this->roots->set);
this->set->destroy(this->set);
this->roots->destroy(this->roots);
free(this);
}
/**
* See header
*/
keychain_creds_t *keychain_creds_create()
{
private_keychain_creds_t *this;
INIT(this,
.public = {
.destroy = _destroy,
},
);
this->roots = load_certs(this, SYSTEM_ROOTS);
this->set = load_certs(this, SYSTEM);
lib->credmgr->add_set(lib->credmgr, &this->roots->set);
lib->credmgr->add_set(lib->credmgr, &this->set->set);
lib->processor->queue_job(lib->processor,
(job_t*)callback_job_create_with_prio((void*)monitor_changes,
this, NULL, (void*)cancel_monitor, JOB_PRIO_CRITICAL));
return &this->public;
}
src/libstrongswan/plugins/keychain/keychain_creds.h
-45
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@@ -1,45 +0,0 @@
/*
* Copyright (C) 2013 Martin Willi
*
* Copyright (C) secunet Security Networks AG
*
* 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
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
/**
* @defgroup keychain_creds keychain_creds
* @{ @ingroup keychain
*/
#ifndef KEYCHAIN_CREDS_H_
#define KEYCHAIN_CREDS_H_
typedef struct keychain_creds_t keychain_creds_t;
#include <credentials/credential_manager.h>
/**
* Credential set using OS X Keychain Services.
*/
struct keychain_creds_t {
/**
* Destroy a keychain_creds_t.
*/
void (*destroy)(keychain_creds_t *this);
};
/**
* Create a keychain_creds instance.
*/
keychain_creds_t *keychain_creds_create();
#endif /** KEYCHAIN_CREDS_H_ @}*/
src/libstrongswan/plugins/keychain/keychain_plugin.c
-99
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@@ -1,99 +0,0 @@
/*
* Copyright (C) 2013 Martin Willi
*
* Copyright (C) secunet Security Networks AG
*
* 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
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include "keychain_plugin.h"
#include "keychain_creds.h"
#include <library.h>
typedef struct private_keychain_plugin_t private_keychain_plugin_t;
/**
* private data of keychain_plugin
*/
struct private_keychain_plugin_t {
/**
* public functions
*/
keychain_plugin_t public;
/**
* System level Keychain Services credential set
*/
keychain_creds_t *creds;
};
METHOD(plugin_t, get_name, char*,
private_keychain_plugin_t *this)
{
return "keychain";
}
/**
* Load/unload certificates from Keychain.
*/
static bool load_creds(private_keychain_plugin_t *this,
plugin_feature_t *feature, bool reg, void *data)
{
if (reg)
{
this->creds = keychain_creds_create();
}
else
{
this->creds->destroy(this->creds);
}
return TRUE;
}
METHOD(plugin_t, get_features, int,
private_keychain_plugin_t *this, plugin_feature_t *features[])
{
static plugin_feature_t f[] = {
PLUGIN_CALLBACK((plugin_feature_callback_t)load_creds, NULL),
PLUGIN_PROVIDE(CUSTOM, "keychain"),
PLUGIN_DEPENDS(CERT_DECODE, CERT_X509),
};
*features = f;
return countof(f);
}
METHOD(plugin_t, destroy, void,
private_keychain_plugin_t *this)
{
free(this);
}
/*
* see header file
*/
PLUGIN_DEFINE(keychain)
{
private_keychain_plugin_t *this;
INIT(this,
.public = {
.plugin = {
.get_name = _get_name,
.get_features = _get_features,
.destroy = _destroy,
},
},
);
return &this->public.plugin;
}
src/libstrongswan/plugins/keychain/keychain_plugin.h
-43
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@@ -1,43 +0,0 @@
/*
* Copyright (C) 2013 Martin Willi
*
* Copyright (C) secunet Security Networks AG
*
* 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
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
/**
* @defgroup keychain keychain
* @ingroup plugins
*
* @defgroup keychain_plugin keychain_plugin
* @{ @ingroup keychain
*/
#ifndef KEYCHAIN_PLUGIN_H_
#define KEYCHAIN_PLUGIN_H_
#include <plugins/plugin.h>
typedef struct keychain_plugin_t keychain_plugin_t;
/**
* Plugin providing OS X Keychain Services support.
*/
struct keychain_plugin_t {
/**
* Implements plugin interface,
*/
plugin_t plugin;
};
#endif /** KEYCHAIN_PLUGIN_H_ @}*/