/*
* TLS support code for CUPS on macOS.
*
- * Copyright © 2007-2018 by Apple Inc.
+ * Copyright © 2007-2019 by Apple Inc.
* Copyright © 1997-2007 by Easy Software Products, all rights reserved.
*
- * Licensed under Apache License v2.0. See the file "LICENSE" for more information.
+ * Licensed under Apache License v2.0. See the file "LICENSE" for more
+ * information.
*/
/**** This file is included from tls.c ****/
*/
#include <spawn.h>
-
-extern char **environ;
-
-
-#ifdef HAVE_SECURETRANSPORTPRIV_H
-# include <Security/SecureTransportPriv.h>
-#endif /* HAVE_SECURETRANSPORTPRIV_H */
-#ifdef HAVE_SECBASEPRIV_H
-# include <Security/SecBasePriv.h>
-#endif /* HAVE_SECBASEPRIV_H */
-#ifdef HAVE_SECCERTIFICATEPRIV_H
-# include <Security/SecCertificatePriv.h>
-#else
-# ifndef _SECURITY_VERSION_GREATER_THAN_57610_
-typedef CF_OPTIONS(uint32_t, SecKeyUsage) {
- kSecKeyUsageAll = 0x7FFFFFFF
-};
-# endif /* !_SECURITY_VERSION_GREATER_THAN_57610_ */
-extern const void * kSecCSRChallengePassword;
-extern const void * kSecSubjectAltName;
-extern const void * kSecCertificateKeyUsage;
-extern const void * kSecCSRBasicContraintsPathLen;
-extern const void * kSecCertificateExtensions;
-extern const void * kSecCertificateExtensionsEncoded;
-extern const void * kSecOidCommonName;
-extern const void * kSecOidCountryName;
-extern const void * kSecOidStateProvinceName;
-extern const void * kSecOidLocalityName;
-extern const void * kSecOidOrganization;
-extern const void * kSecOidOrganizationalUnit;
-extern SecCertificateRef SecCertificateCreateWithBytes(CFAllocatorRef allocator, const UInt8 *bytes, CFIndex length);
-extern bool SecCertificateIsValid(SecCertificateRef certificate, CFAbsoluteTime verifyTime);
-extern CFAbsoluteTime SecCertificateNotValidAfter(SecCertificateRef certificate);
-extern SecCertificateRef SecGenerateSelfSignedCertificate(CFArrayRef subject, CFDictionaryRef parameters, SecKeyRef publicKey, SecKeyRef privateKey);
-extern SecIdentityRef SecIdentityCreate(CFAllocatorRef allocator, SecCertificateRef certificate, SecKeyRef privateKey);
-#endif /* HAVE_SECCERTIFICATEPRIV_H */
-#ifdef HAVE_SECITEMPRIV_H
-# include <Security/SecItemPriv.h>
-#endif /* HAVE_SECITEMPRIV_H */
-#ifdef HAVE_SECIDENTITYSEARCHPRIV_H
-# include <Security/SecIdentitySearchPriv.h>
-#endif /* HAVE_SECIDENTITYSEARCHPRIV_H */
-#ifdef HAVE_SECPOLICYPRIV_H
-# include <Security/SecPolicyPriv.h>
-#endif /* HAVE_SECPOLICYPRIV_H */
-
+#include "tls-darwin.h"
/*
* Constants, very secure stuff...
/* Auto-create self-signed certs? */
static char *tls_common_name = NULL;
/* Default common name */
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
static int tls_cups_keychain = 0;
/* Opened the CUPS keychain? */
static SecKeychainRef tls_keychain = NULL;
#else
static SecIdentityRef tls_selfsigned = NULL;
/* Temporary self-signed cert */
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
static char *tls_keypath = NULL;
/* Server cert keychain path */
static _cups_mutex_t tls_mutex = _CUPS_MUTEX_INITIALIZER;
static CFArrayRef http_cdsa_copy_server(const char *common_name);
static SecCertificateRef http_cdsa_create_credential(http_credential_t *credential);
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
static const char *http_cdsa_default_path(char *buffer, size_t bufsize);
static SecKeychainRef http_cdsa_open_keychain(const char *path, char *filename, size_t filesize);
static SecKeychainRef http_cdsa_open_system_keychain(void);
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
static OSStatus http_cdsa_read(SSLConnectionRef connection, void *data, size_t *dataLength);
static int http_cdsa_set_credentials(http_t *http);
static OSStatus http_cdsa_write(SSLConnectionRef connection, const void *data, size_t *dataLength);
const char **alt_names, /* I - Subject Alternate Names */
time_t expiration_date) /* I - Expiration date */
{
-#if defined(HAVE_SECGENERATESELFSIGNEDCERTIFICATE)
+#if TARGET_OS_OSX
+ int pid, /* Process ID of command */
+ status, /* Status of command */
+ i; /* Looping var */
+ char command[1024], /* Command */
+ *argv[5], /* Command-line arguments */
+ *envp[1000], /* Environment variables */
+ days[32], /* CERTTOOL_EXPIRATION_DAYS env var */
+ keychain[1024], /* Keychain argument */
+ infofile[1024], /* Type-in information for cert */
+ filename[1024]; /* Default keychain path */
+ cups_file_t *fp; /* Seed/info file */
+
+
+ DEBUG_printf(("cupsMakeServerCredentials(path=\"%s\", common_name=\"%s\", num_alt_names=%d, alt_names=%p, expiration_date=%d)", path, common_name, num_alt_names, (void *)alt_names, (int)expiration_date));
+
+ (void)num_alt_names;
+ (void)alt_names;
+
+ if (!path)
+ path = http_cdsa_default_path(filename, sizeof(filename));
+
+ /*
+ * Run the "certtool" command to generate a self-signed certificate...
+ */
+
+ if (!cupsFileFind("certtool", getenv("PATH"), 1, command, sizeof(command)))
+ return (-1);
+
+ /*
+ * Create a file with the certificate information fields...
+ *
+ * Note: This assumes that the default questions are asked by the certtool
+ * command...
+ */
+
+ if ((fp = cupsTempFile2(infofile, sizeof(infofile))) == NULL)
+ return (-1);
+
+ cupsFilePrintf(fp,
+ "CUPS Self-Signed Certificate\n"
+ /* Enter key and certificate label */
+ "r\n" /* Generate RSA key pair */
+ "2048\n" /* 2048 bit encryption key */
+ "y\n" /* OK (y = yes) */
+ "b\n" /* Usage (b=signing/encryption) */
+ "2\n" /* Sign with SHA256 */
+ "y\n" /* OK (y = yes) */
+ "%s\n" /* Common name */
+ "\n" /* Country (default) */
+ "\n" /* Organization (default) */
+ "\n" /* Organizational unit (default) */
+ "\n" /* State/Province (default) */
+ "\n" /* Email address */
+ "y\n", /* OK (y = yes) */
+ common_name);
+ cupsFileClose(fp);
+
+ snprintf(keychain, sizeof(keychain), "k=%s", path);
+
+ argv[0] = "certtool";
+ argv[1] = "c";
+ argv[2] = keychain;
+ argv[3] = NULL;
+
+ snprintf(days, sizeof(days), "CERTTOOL_EXPIRATION_DAYS=%d", (int)((expiration_date - time(NULL) + 86399) / 86400));
+ envp[0] = days;
+ for (i = 0; i < (int)(sizeof(envp) / sizeof(envp[0]) - 2) && environ[i]; i ++)
+ envp[i + 1] = environ[i];
+ envp[i] = NULL;
+
+ posix_spawn_file_actions_t actions; /* File actions */
+
+ posix_spawn_file_actions_init(&actions);
+ posix_spawn_file_actions_addclose(&actions, 0);
+ posix_spawn_file_actions_addopen(&actions, 0, infofile, O_RDONLY, 0);
+ posix_spawn_file_actions_addclose(&actions, 1);
+ posix_spawn_file_actions_addopen(&actions, 1, "/dev/null", O_WRONLY, 0);
+ posix_spawn_file_actions_addclose(&actions, 2);
+ posix_spawn_file_actions_addopen(&actions, 2, "/dev/null", O_WRONLY, 0);
+
+ if (posix_spawn(&pid, command, &actions, NULL, argv, envp))
+ {
+ unlink(infofile);
+ return (-1);
+ }
+
+ posix_spawn_file_actions_destroy(&actions);
+
+ unlink(infofile);
+
+ while (waitpid(pid, &status, 0) < 0)
+ if (errno != EINTR)
+ {
+ status = -1;
+ break;
+ }
+
+ return (!status);
+
+#else
int status = 0; /* Return status */
OSStatus err; /* Error code (if any) */
CFStringRef cfcommon_name = NULL;
DEBUG_printf(("1cupsMakeServerCredentials: Returning %d.", status));
return (status);
-
-#else /* !HAVE_SECGENERATESELFSIGNEDCERTIFICATE */
- int pid, /* Process ID of command */
- status, /* Status of command */
- i; /* Looping var */
- char command[1024], /* Command */
- *argv[5], /* Command-line arguments */
- *envp[1000], /* Environment variables */
- days[32], /* CERTTOOL_EXPIRATION_DAYS env var */
- keychain[1024], /* Keychain argument */
- infofile[1024], /* Type-in information for cert */
- filename[1024]; /* Default keychain path */
- cups_file_t *fp; /* Seed/info file */
-
-
- DEBUG_printf(("cupsMakeServerCredentials(path=\"%s\", common_name=\"%s\", num_alt_names=%d, alt_names=%p, expiration_date=%d)", path, common_name, num_alt_names, (void *)alt_names, (int)expiration_date));
-
- (void)num_alt_names;
- (void)alt_names;
-
- if (!path)
- path = http_cdsa_default_path(filename, sizeof(filename));
-
- /*
- * Run the "certtool" command to generate a self-signed certificate...
- */
-
- if (!cupsFileFind("certtool", getenv("PATH"), 1, command, sizeof(command)))
- return (-1);
-
- /*
- * Create a file with the certificate information fields...
- *
- * Note: This assumes that the default questions are asked by the certtool
- * command...
- */
-
- if ((fp = cupsTempFile2(infofile, sizeof(infofile))) == NULL)
- return (-1);
-
- cupsFilePrintf(fp,
- "CUPS Self-Signed Certificate\n"
- /* Enter key and certificate label */
- "r\n" /* Generate RSA key pair */
- "2048\n" /* 2048 bit encryption key */
- "y\n" /* OK (y = yes) */
- "b\n" /* Usage (b=signing/encryption) */
- "2\n" /* Sign with SHA256 */
- "y\n" /* OK (y = yes) */
- "%s\n" /* Common name */
- "\n" /* Country (default) */
- "\n" /* Organization (default) */
- "\n" /* Organizational unit (default) */
- "\n" /* State/Province (default) */
- "\n" /* Email address */
- "y\n", /* OK (y = yes) */
- common_name);
- cupsFileClose(fp);
-
- snprintf(keychain, sizeof(keychain), "k=%s", path);
-
- argv[0] = "certtool";
- argv[1] = "c";
- argv[2] = keychain;
- argv[3] = NULL;
-
- snprintf(days, sizeof(days), "CERTTOOL_EXPIRATION_DAYS=%d", (int)((expiration_date - time(NULL) + 86399) / 86400));
- envp[0] = days;
- for (i = 0; i < (int)(sizeof(envp) / sizeof(envp[0]) - 2) && environ[i]; i ++)
- envp[i + 1] = environ[i];
- envp[i] = NULL;
-
- posix_spawn_file_actions_t actions; /* File actions */
-
- posix_spawn_file_actions_init(&actions);
- posix_spawn_file_actions_addclose(&actions, 0);
- posix_spawn_file_actions_addopen(&actions, 0, infofile, O_RDONLY, 0);
- posix_spawn_file_actions_addclose(&actions, 1);
- posix_spawn_file_actions_addopen(&actions, 1, "/dev/null", O_WRONLY, 0);
- posix_spawn_file_actions_addclose(&actions, 2);
- posix_spawn_file_actions_addopen(&actions, 2, "/dev/null", O_WRONLY, 0);
-
- if (posix_spawn(&pid, command, &actions, NULL, argv, envp))
- {
- unlink(infofile);
- return (-1);
- }
-
- posix_spawn_file_actions_destroy(&actions);
-
- unlink(infofile);
-
- while (waitpid(pid, &status, 0) < 0)
- if (errno != EINTR)
- {
- status = -1;
- break;
- }
-
- return (!status);
-#endif /* HAVE_SECGENERATESELFSIGNEDCERTIFICATE && HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
}
{
DEBUG_printf(("cupsSetServerCredentials(path=\"%s\", common_name=\"%s\", auto_create=%d)", path, common_name, auto_create));
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
char filename[1024]; /* Keychain filename */
SecKeychainRef keychain = http_cdsa_open_keychain(path, filename, sizeof(filename));
tls_common_name = _cupsStrAlloc(common_name);
return (1);
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
}
* issuer name is, um, "interesting"...
*/
-# if !TARGET_OS_IOS
+# if TARGET_OS_OSX
CFDictionaryRef cf_dict; /* Dictionary for certificate */
-# endif /* !TARGET_OS_IOS */
+# endif /* TARGET_OS_OSX */
CFStringRef cf_string; /* CF string */
char commonName[256],/* Common name associated with cert */
issuer[256], /* Issuer name */
strlcpy(issuer, "unknown", sizeof(issuer));
strlcpy(sigalg, "UnknownSignature", sizeof(sigalg));
-# if !TARGET_OS_IOS
+# if TARGET_OS_OSX
if ((cf_dict = SecCertificateCopyValues(secCert, NULL, NULL)) != NULL)
{
CFDictionaryRef cf_issuer = CFDictionaryGetValue(cf_dict, kSecOIDX509V1IssuerName);
CFRelease(cf_dict);
}
-# endif /* !TARGET_OS_IOS */
+# endif /* TARGET_OS_OSX */
expiration = (time_t)(SecCertificateNotValidAfter(secCert) + kCFAbsoluteTimeIntervalSince1970);
const char *common_name) /* I - Common name for credentials */
{
OSStatus err; /* Error info */
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
char filename[1024]; /* Filename for keychain */
SecKeychainRef keychain = NULL,/* Keychain reference */
syschain = NULL;/* System keychain */
CFArrayRef list; /* Keychain list */
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
SecCertificateRef cert = NULL; /* Certificate */
CFDataRef data; /* Certificate data */
SecPolicyRef policy = NULL; /* Policy ref */
*credentials = NULL;
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
keychain = http_cdsa_open_keychain(path, filename, sizeof(filename));
if (!keychain)
#else
if (path)
return (-1);
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
cfcommon_name = CFStringCreateWithCString(kCFAllocatorDefault, common_name, kCFStringEncodingUTF8);
CFDictionaryAddValue(query, kSecReturnRef, kCFBooleanTrue);
CFDictionaryAddValue(query, kSecMatchLimit, kSecMatchLimitOne);
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
if (syschain)
{
const void *values[2] = { syschain, keychain };
list = CFArrayCreate(kCFAllocatorDefault, (const void **)&keychain, 1, &kCFTypeArrayCallBacks);
CFDictionaryAddValue(query, kSecMatchSearchList, list);
CFRelease(list);
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
err = SecItemCopyMatching(query, (CFTypeRef *)&cert);
cleanup :
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
if (keychain)
CFRelease(keychain);
if (syschain)
CFRelease(syschain);
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
if (cert)
CFRelease(cert);
if (policy)
{
int ret = -1; /* Return value */
OSStatus err; /* Error info */
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
char filename[1024]; /* Filename for keychain */
SecKeychainRef keychain = NULL;/* Keychain reference */
CFArrayRef list; /* Keychain list */
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
SecCertificateRef cert = NULL; /* Certificate */
CFMutableDictionaryRef attrs = NULL; /* Attributes for add */
goto cleanup;
}
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
keychain = http_cdsa_open_keychain(path, filename, sizeof(filename));
if (!keychain)
#else
if (path)
return (-1);
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
if ((attrs = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)) == NULL)
{
CFDictionaryAddValue(attrs, kSecClass, kSecClassCertificate);
CFDictionaryAddValue(attrs, kSecValueRef, cert);
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
if ((list = CFArrayCreate(kCFAllocatorDefault, (const void **)&keychain, 1, &kCFTypeArrayCallBacks)) == NULL)
{
DEBUG_puts("1httpSaveCredentials: Unable to create list of keychains.");
}
CFDictionaryAddValue(attrs, kSecMatchSearchList, list);
CFRelease(list);
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
/* Note: SecItemAdd consumes "attrs"... */
err = SecItemAdd(attrs, NULL);
cleanup :
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
if (keychain)
CFRelease(keychain);
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
if (cert)
CFRelease(cert);
/* Pointer to library globals */
OSStatus error; /* Error code */
const char *message = NULL;/* Error message */
+ char msgbuf[1024]; /* Error message buffer */
cups_array_t *credentials; /* Credentials array */
cups_array_t *names; /* CUPS distinguished names */
CFArrayRef dn_array; /* CF distinguished names array */
DEBUG_printf(("4_httpTLSStart: tls_options=%x, tls_min_version=%d, tls_max_version=%d", tls_options, tls_min_version, tls_max_version));
}
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
if (http->mode == _HTTP_MODE_SERVER && !tls_keychain)
{
DEBUG_puts("4_httpTLSStart: cupsSetServerCredentials not called.");
return (-1);
}
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
if ((http->tls = SSLCreateContext(kCFAllocatorDefault, http->mode == _HTTP_MODE_CLIENT ? kSSLClientSide : kSSLServerSide, kSSLStreamType)) == NULL)
{
}
}
-# if HAVE_SSLSETENABLEDCIPHERS
if (!error)
{
SSLCipherSuite supported[100]; /* Supported cipher suites */
error = SSLSetEnabledCiphers(http->tls, enabled, num_enabled);
}
}
-#endif /* HAVE_SSLSETENABLEDCIPHERS */
if (!error && http->mode == _HTTP_MODE_CLIENT)
{
*/
if (!message)
-#ifdef HAVE_CSSMERRORSTRING
- message = cssmErrorString(error);
-#else
- message = _("Unable to establish a secure connection to host.");
-#endif /* HAVE_CSSMERRORSTRING */
+ {
+ if (!cg->lang_default)
+ cg->lang_default = cupsLangDefault();
+
+ snprintf(msgbuf, sizeof(msgbuf), _cupsLangString(cg->lang_default, _("Unable to establish a secure connection to host (%d).")), error);
+ message = msgbuf;
+ }
_cupsSetError(IPP_STATUS_ERROR_CUPS_PKI, message, 1);
http_cdsa_copy_server(
const char *common_name) /* I - Server's hostname */
{
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
OSStatus err; /* Error info */
SecIdentityRef identity = NULL;/* Identity */
CFArrayRef certificates = NULL;
return (NULL);
return (CFArrayCreate(NULL, (const void **)&tls_selfsigned, 1, &kCFTypeArrayCallBacks));
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
}
http_cdsa_create_credential(
http_credential_t *credential) /* I - Credential */
{
+ SecCertificateRef cert; /* Certificate */
+ CFDataRef data; /* Data object */
+
+
if (!credential)
return (NULL);
- return (SecCertificateCreateWithBytes(kCFAllocatorDefault, credential->data, (CFIndex)credential->datalen));
+ data = CFDataCreate(kCFAllocatorDefault, credential->data, (CFIndex)credential->datalen);
+ cert = SecCertificateCreateWithData(kCFAllocatorDefault, data);
+ CFRelease(data);
+
+ return (cert);
}
-#ifdef HAVE_SECKEYCHAINOPEN
+#if TARGET_OS_OSX
/*
* 'http_cdsa_default_path()' - Get the default keychain path.
*/
http_cdsa_default_path(char *buffer, /* I - Path buffer */
size_t bufsize) /* I - Size of buffer */
{
- const char *home = getenv("HOME"); /* HOME environment variable */
+ _cups_globals_t *cg = _cupsGlobals();
+ /* Pointer to library globals */
/*
* 10.11.4 (!), so we need to create our own keychain just for CUPS.
*/
- if (getuid() && home)
- snprintf(buffer, bufsize, "%s/.cups/ssl.keychain", home);
+ if (cg->home)
+ snprintf(buffer, bufsize, "%s/.cups/ssl.keychain", cg->home);
else
strlcpy(buffer, "/etc/cups/ssl.keychain", bufsize);
return (keychain);
}
-#endif /* HAVE_SECKEYCHAINOPEN */
+#endif /* TARGET_OS_OSX */
/*
projects / thirdparty / cups.git / blobdiff