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import Logs, Options
# Check for kerberos
have_gssapi=False
Logs.info("Looking for kerberos features")
conf.find_program('krb5-config.heimdal', var='HEIMDAL_KRB5_CONFIG')
conf.find_program('krb5-config', var='KRB5_CONFIG')
if conf.env.KRB5_CONFIG:
conf.check_cfg(path="krb5-config", args="--cflags --libs",
package="gssapi", uselib_store="KRB5")
vendor = conf.cmd_and_log("%(path)s --vendor" % dict(path=conf.env.KRB5_CONFIG), dict())
conf.env.KRB5_VENDOR = vendor.strip().lower()
if conf.env.KRB5_VENDOR != 'heimdal':
conf.define('USING_SYSTEM_KRB5', 1)
del conf.env.HEIMDAL_KRB5_CONFIG
conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
conf.CHECK_HEADERS('gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h com_err.h', lib='krb5')
if conf.CONFIG_SET('HAVE_KRB5_LOCATE_PLUGIN_H'):
conf.env['WINBIND_KRB5_LOCATOR'] = 'bin/winbind_krb5_locator.so'
conf.CHECK_FUNCS_IN('_et_list', 'com_err')
conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
conf.CHECK_FUNCS_IN('des_set_key','crypto')
conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
if conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi') or \
conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi_krb5'):
have_gssapi=True
conf.CHECK_FUNCS_IN('''
gss_wrap_iov
gss_krb5_import_cred
gss_get_name_attribute
gss_mech_krb5
gss_oid_equal
gss_inquire_sec_context_by_oid
gsskrb5_extract_authz_data_from_sec_context
gss_krb5_export_lucid_sec_context
''', 'gssapi gssapi_krb5 krb5')
conf.CHECK_FUNCS_IN('krb5_mk_req_extended krb5_kt_compare', 'krb5')
conf.CHECK_FUNCS('''
krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
krb5_set_default_tgs_ktypes krb5_principal2salt
krb5_c_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
krb5_auth_con_setuseruserkey krb5_get_permitted_enctypes
krb5_get_default_in_tkt_etypes krb5_free_data_contents
krb5_principal_get_comp_string krb5_free_unparsed_name
krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
krb5_krbhst_get_addrinfo
krb5_crypto_init krb5_crypto_destroy
krb5_c_verify_checksum krb5_principal_compare_any_realm
krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
krb5_get_renewed_creds krb5_free_error_contents
initialize_krb5_error_table krb5_get_init_creds_opt_alloc
krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm
krb5_get_init_creds_keyblock krb5_get_init_creds_keytab''',
lib='krb5 k5crypto')
conf.CHECK_DECLS('''krb5_get_credentials_for_user
krb5_auth_con_set_req_cksumtype''',
headers='krb5.h', always=True)
conf.CHECK_VARIABLE('AP_OPTS_USE_SUBKEY', headers='krb5.h')
conf.CHECK_VARIABLE('KV5M_KEYTAB', headers='krb5.h')
conf.CHECK_VARIABLE('KRB5_KU_OTHER_CKSUM', headers='krb5.h')
conf.CHECK_VARIABLE('KRB5_KEYUSAGE_APP_DATA_CKSUM', headers='krb5.h')
conf.CHECK_VARIABLE('ENCTYPE_AES128_CTS_HMAC_SHA1_96', headers='krb5.h')
conf.CHECK_VARIABLE('ENCTYPE_AES256_CTS_HMAC_SHA1_96', headers='krb5.h')
conf.CHECK_DECLS('KRB5_PDU_NONE', reverse=True, headers='krb5.h')
conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'key', headers='krb5.h',
define='HAVE_KRB5_KEYTAB_ENTRY_KEY')
conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'keyblock', headers='krb5.h',
define='HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK')
conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'magic', headers='krb5.h',
define='HAVE_MAGIC_IN_KRB5_ADDRESS')
conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'addrtype', headers='krb5.h',
define='HAVE_ADDRTYPE_IN_KRB5_ADDRESS')
conf.CHECK_STRUCTURE_MEMBER('krb5_ap_req', 'ticket', headers='krb5.h',
define='HAVE_TICKET_POINTER_IN_KRB5_AP_REQ')
conf.CHECK_TYPE('krb5_encrypt_block', headers='krb5.h')
conf.CHECK_CODE('''
krb5_context ctx;
krb5_get_init_creds_opt *opt = NULL;
krb5_get_init_creds_opt_free(ctx, opt);
''',
'KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT',
headers='krb5.h', link=False,
msg="Checking whether krb5_get_init_creds_opt_free takes a context argument")
conf.CHECK_CODE('''
const krb5_data *pkdata;
krb5_context context;
krb5_principal principal;
pkdata = krb5_princ_component(context, principal, 0);
''',
'HAVE_KRB5_PRINC_COMPONENT',
headers='krb5.h', lib='krb5',
msg="Checking whether krb5_princ_component is available")
conf.CHECK_CODE('''
int main(void) {
char buf[256];
krb5_enctype_to_string(1, buf, 256);
return 0;
}''',
'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG',
headers='krb5.h', lib='krb5 k5crypto',
addmain=False, cflags='-Werror',
msg="Checking whether krb5_enctype_to_string takes size_t argument")
conf.CHECK_CODE('''
int main(void) {
krb5_context context = NULL;
char *str = NULL;
krb5_enctype_to_string(context, 1, &str);
if (str) free (str);
return 0;
}''',
'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG',
headers='krb5.h stdlib.h', lib='krb5',
addmain=False, cflags='-Werror',
msg="Checking whether krb5_enctype_to_string takes krb5_context argument")
conf.CHECK_CODE('''
int main(void) {
krb5_context ctx = NULL;
krb5_principal princ = NULL;
const char *str = krb5_princ_realm(ctx, princ)->data;
return 0;
}''',
'HAVE_KRB5_PRINC_REALM',
headers='krb5.h', lib='krb5',
addmain=False,
msg="Checking whether the macro krb5_princ_realm is defined")
conf.CHECK_CODE('''
int main(void) {
krb5_context context;
krb5_principal principal;
const char *realm; realm = krb5_principal_get_realm(context, principal);
return 0;
}''',
'HAVE_KRB5_PRINCIPAL_GET_REALM',
headers='krb5.h', lib='krb5',
addmain=False,
msg="Checking whether krb5_principal_get_realm is defined")
conf.CHECK_CODE('''
krb5_enctype enctype;
enctype = ENCTYPE_ARCFOUR_HMAC_MD5;
''',
'_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5',
headers='krb5.h', lib='krb5',
msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available");
conf.CHECK_CODE('''
krb5_keytype keytype;
keytype = KEYTYPE_ARCFOUR_56;
''',
'_HAVE_KEYTYPE_ARCFOUR_56',
headers='krb5.h', lib='krb5',
msg="Checking whether the HAVE_KEYTYPE_ARCFOUR_56 key type definition is available");
if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', '1')
conf.CHECK_CODE('''
krb5_enctype enctype;
enctype = ENCTYPE_ARCFOUR_HMAC;
''',
'HAVE_ENCTYPE_ARCFOUR_HMAC',
headers='krb5.h', lib='krb5',
msg="Checking whether the ENCTYPE_ARCFOUR_HMAC key type definition is available");
conf.CHECK_CODE('''
krb5_context context;
krb5_keytab keytab;
krb5_init_context(&context);
return krb5_kt_resolve(context, "WRFILE:api", &keytab);
''',
'HAVE_WRFILE_KEYTAB',
headers='krb5.h', lib='krb5', execute=True,
msg="Checking whether the WRFILE:-keytab is supported");
# Check for KRB5_DEPRECATED handling
conf.CHECK_CODE('''#define KRB5_DEPRECATED 1
#include <krb5.h>''',
'HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER', addmain=False,
link=False,
msg="Checking for KRB5_DEPRECATED define taking an identifier")
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