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540f3ad347
Otherwise on some systems we have error message like "Implied dependency k5crypto in winbind_krb5_locator is of type EMPTY" Even though krb5config indicated that this library is needed and the library is present Signed-off-by: Matthieu Patou <mat@matws.net> Reviewed-by: Michael Adam <obnox@samba.org>
269 lines
11 KiB
Plaintext
269 lines
11 KiB
Plaintext
import Logs, Options, sys
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# Check for kerberos
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have_gssapi=False
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def krb5_define_syslib(conf, lib, deps):
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found = 'FOUND_SYSTEMLIB_' + lib
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if found in conf.env:
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return
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conf.SET_TARGET_TYPE(lib, 'SYSLIB')
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conf.SET_SYSLIB_DEPS(lib, deps)
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conf.env[found] = True
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Logs.info("Looking for kerberos features")
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conf.find_program('krb5-config.heimdal', var='HEIMDAL_KRB5_CONFIG')
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if isinstance(Options.options.with_system_mitkrb5, list):
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path_krb5_config = [x+'/bin' for x in Options.options.with_system_mitkrb5]
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else:
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path_krb5_config = None
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conf.find_program('krb5-config', path_list=path_krb5_config, var='KRB5_CONFIG')
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if conf.env.KRB5_CONFIG:
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conf.check_cfg(path=conf.env.KRB5_CONFIG, args="--cflags --libs",
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package="", uselib_store="KRB5")
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krb5_define_syslib(conf, "krb5", conf.env['LIB_KRB5'])
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conf.check_cfg(path=conf.env.KRB5_CONFIG, args="--cflags --libs",
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package="gssapi", uselib_store="GSSAPI")
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krb5_define_syslib(conf, "gssapi", conf.env['LIB_GSSAPI'])
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if 'k5crypto' in conf.env['LIB_GSSAPI']:
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krb5_define_syslib(conf, "k5crypto", conf.env['LIB_GSSAPI'])
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if 'com_err' in conf.env['LIB_GSSAPI']:
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krb5_define_syslib(conf, "com_err", conf.env['LIB_GSSAPI'])
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if 'gssapi_krb5' in conf.env['LIB_GSSAPI']:
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krb5_define_syslib(conf, "gssapi_krb5", conf.env['LIB_GSSAPI'])
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vendor = conf.cmd_and_log("%(path)s --vendor" % dict(path=conf.env.KRB5_CONFIG), dict())
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conf.env.KRB5_VENDOR = vendor.strip().lower()
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if conf.env.KRB5_VENDOR != 'heimdal':
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conf.define('USING_SYSTEM_KRB5', 1)
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del conf.env.HEIMDAL_KRB5_CONFIG
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kversion = conf.cmd_and_log("%(path)s --version" % dict(path=conf.env.KRB5_CONFIG), dict()).strip()
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kversion_split = kversion.split(' ')[-1].split('.')
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# drop '-prerelease' suffix
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if kversion_split[-1].find('-') > 0:
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last_digit = kversion_split[-1].split('-')[0]
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kversion_split[-1] = last_digit
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kversion_check = map(int, kversion_split)
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if kversion_check < [1, 9]:
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Logs.error('ERROR: MIT krb5 build requires at least 1.9.0. %s is found and cannot be used' % (kversion))
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Logs.error('ERROR: You may try to build with embedded Heimdal Kerebros by not specifying --with-system-mitkrb5')
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sys.exit(1)
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else:
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Logs.info('%s is detected, MIT krb5 build can proceed' % (kversion))
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conf.check_cfg(args="--cflags --libs", package="com_err", uselib_store="com_err")
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conf.CHECK_FUNCS_IN('_et_list', 'com_err')
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conf.CHECK_HEADERS('com_err.h', lib='com_err')
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conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
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conf.CHECK_HEADERS('gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h', lib='gssapi')
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conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
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conf.CHECK_FUNCS_IN('des_set_key','crypto')
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conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
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conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
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conf.CHECK_HEADERS('profile.h')
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if conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi gssapi_krb5'):
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have_gssapi=True
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if not have_gssapi:
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if conf.env.KRB5_CONFIG and conf.env.KRB5_CONFIG != 'heimdal':
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Logs.error("ERROR: WAF build with MIT Krb5 requires working GSSAPI implementation")
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sys.exit(1)
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conf.CHECK_FUNCS_IN('''
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gss_wrap_iov
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gss_krb5_import_cred
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gss_get_name_attribute
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gss_mech_krb5
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gss_oid_equal
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gss_inquire_sec_context_by_oid
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gsskrb5_extract_authz_data_from_sec_context
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gss_krb5_export_lucid_sec_context
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gss_import_cred gss_export_cred
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''', 'gssapi gssapi_krb5')
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conf.CHECK_FUNCS_IN('krb5_mk_req_extended krb5_kt_compare', 'krb5')
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conf.CHECK_FUNCS('''
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krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
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krb5_set_default_tgs_ktypes krb5_principal2salt
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krb5_c_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
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krb5_auth_con_setuseruserkey krb5_get_permitted_enctypes
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krb5_get_default_in_tkt_etypes krb5_free_data_contents
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krb5_principal_get_comp_string krb5_free_unparsed_name
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krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
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krb5_krbhst_get_addrinfo
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krb5_crypto_init krb5_crypto_destroy
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krb5_c_verify_checksum krb5_principal_compare_any_realm
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krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
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krb5_get_renewed_creds krb5_free_error_contents
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initialize_krb5_error_table krb5_get_init_creds_opt_alloc
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krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
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krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
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krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
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krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm
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krb5_get_init_creds_keyblock krb5_get_init_creds_keytab
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krb5_make_principal krb5_build_principal_alloc_va
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krb5_cc_get_lifetime krb5_cc_retrieve_cred
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krb5_free_checksum_contents krb5_c_make_checksum krb5_create_checksum
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krb5_config_get_bool_default krb5_get_profile
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krb5_data_copy
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krb5_keyblock_init krb5_principal_set_realm krb5_principal_get_type
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krb5_warnx
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''',
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lib='krb5 k5crypto')
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conf.CHECK_DECLS('''krb5_get_credentials_for_user
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krb5_auth_con_set_req_cksumtype''',
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headers='krb5.h', always=True)
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conf.CHECK_VARIABLE('AP_OPTS_USE_SUBKEY', headers='krb5.h')
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conf.CHECK_VARIABLE('KV5M_KEYTAB', headers='krb5.h')
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conf.CHECK_VARIABLE('KRB5_KU_OTHER_CKSUM', headers='krb5.h')
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conf.CHECK_VARIABLE('KRB5_KEYUSAGE_APP_DATA_CKSUM', headers='krb5.h')
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conf.CHECK_VARIABLE('ENCTYPE_AES128_CTS_HMAC_SHA1_96', headers='krb5.h')
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conf.CHECK_VARIABLE('ENCTYPE_AES256_CTS_HMAC_SHA1_96', headers='krb5.h')
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conf.CHECK_DECLS('KRB5_PDU_NONE', reverse=True, headers='krb5.h')
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conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'key', headers='krb5.h',
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define='HAVE_KRB5_KEYTAB_ENTRY_KEY')
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conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'keyblock', headers='krb5.h',
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define='HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK')
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conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'magic', headers='krb5.h',
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define='HAVE_MAGIC_IN_KRB5_ADDRESS')
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conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'addrtype', headers='krb5.h',
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define='HAVE_ADDRTYPE_IN_KRB5_ADDRESS')
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conf.CHECK_STRUCTURE_MEMBER('krb5_ap_req', 'ticket', headers='krb5.h',
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define='HAVE_TICKET_POINTER_IN_KRB5_AP_REQ')
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conf.CHECK_TYPE('krb5_encrypt_block', headers='krb5.h')
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conf.CHECK_CODE('''
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krb5_context ctx;
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krb5_get_init_creds_opt *opt = NULL;
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krb5_get_init_creds_opt_free(ctx, opt);
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''',
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'KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT',
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headers='krb5.h', link=False,
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msg="Checking whether krb5_get_init_creds_opt_free takes a context argument")
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conf.CHECK_CODE('''
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const krb5_data *pkdata;
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krb5_context context;
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krb5_principal principal;
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pkdata = krb5_princ_component(context, principal, 0);
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''',
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'HAVE_KRB5_PRINC_COMPONENT',
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headers='krb5.h', lib='krb5',
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msg="Checking whether krb5_princ_component is available")
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conf.CHECK_CODE('''
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int main(void) {
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char buf[256];
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krb5_enctype_to_string(1, buf, 256);
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return 0;
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}''',
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'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG',
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headers='krb5.h', lib='krb5 k5crypto',
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addmain=False, cflags=conf.env['WERROR_CFLAGS'],
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msg="Checking whether krb5_enctype_to_string takes size_t argument")
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conf.CHECK_CODE('''
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int main(void) {
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krb5_context context = NULL;
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char *str = NULL;
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krb5_enctype_to_string(context, 1, &str);
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if (str) free (str);
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return 0;
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}''',
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'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG',
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headers='krb5.h stdlib.h', lib='krb5',
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addmain=False, cflags=conf.env['WERROR_CFLAGS'],
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msg="Checking whether krb5_enctype_to_string takes krb5_context argument")
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conf.CHECK_CODE('''
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int main(void) {
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krb5_context ctx = NULL;
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krb5_principal princ = NULL;
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const char *str = krb5_princ_realm(ctx, princ)->data;
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return 0;
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}''',
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'HAVE_KRB5_PRINC_REALM',
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headers='krb5.h', lib='krb5',
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addmain=False,
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msg="Checking whether the macro krb5_princ_realm is defined")
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conf.CHECK_CODE('''
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int main(void) {
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krb5_context context;
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krb5_principal principal;
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const char *realm; realm = krb5_principal_get_realm(context, principal);
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return 0;
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}''',
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'HAVE_KRB5_PRINCIPAL_GET_REALM',
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headers='krb5.h', lib='krb5',
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addmain=False,
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msg="Checking whether krb5_principal_get_realm is defined")
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conf.CHECK_CODE('''
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krb5_enctype enctype;
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enctype = ENCTYPE_ARCFOUR_HMAC_MD5;
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''',
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'_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5',
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headers='krb5.h', lib='krb5',
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msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available");
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conf.CHECK_CODE('''
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krb5_enctype enctype;
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enctype = ENCTYPE_ARCFOUR_HMAC_MD5_56;
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''',
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'_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56',
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headers='krb5.h', lib='krb5',
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msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5_56 key type definition is available");
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conf.CHECK_CODE('''
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krb5_keytype keytype;
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keytype = KEYTYPE_ARCFOUR_56;
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''',
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'_HAVE_KEYTYPE_ARCFOUR_56',
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headers='krb5.h', lib='krb5',
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msg="Checking whether the HAVE_KEYTYPE_ARCFOUR_56 key type definition is available");
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if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
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conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', '1')
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if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
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conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56', '1')
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conf.CHECK_CODE('''
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krb5_enctype enctype;
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enctype = ENCTYPE_ARCFOUR_HMAC;
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''',
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'HAVE_ENCTYPE_ARCFOUR_HMAC',
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headers='krb5.h', lib='krb5',
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msg="Checking whether the ENCTYPE_ARCFOUR_HMAC key type definition is available");
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conf.CHECK_CODE('''
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krb5_enctype enctype;
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enctype = ENCTYPE_ARCFOUR_HMAC_EXP;
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''',
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'HAVE_ENCTYPE_ARCFOUR_HMAC_EXP',
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headers='krb5.h', lib='krb5',
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msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_EXP key type definition is available");
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conf.CHECK_CODE('''
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krb5_context context;
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krb5_keytab keytab;
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krb5_init_context(&context);
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return krb5_kt_resolve(context, "WRFILE:api", &keytab);
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''',
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'HAVE_WRFILE_KEYTAB',
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headers='krb5.h', lib='krb5', execute=True,
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msg="Checking whether the WRFILE:-keytab is supported");
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# Check for KRB5_DEPRECATED handling
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conf.CHECK_CODE('''#define KRB5_DEPRECATED 1
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#include <krb5.h>''',
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'HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER', addmain=False,
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link=False,
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msg="Checking for KRB5_DEPRECATED define taking an identifier")
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conf.CHECK_CODE('''
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krb5_creds creds;
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creds.flags.b.initial = 0;
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''',
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'HAVE_FLAGS_IN_KRB5_CREDS',
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headers='krb5.h', lib='krb5', execute=False,
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msg="Checking whether krb5_creds have flags property")
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