2 from waflib import Logs, Options, Errors
7 krb5_min_required_version = "1.9"
10 krb5_required_version = krb5_min_required_version
11 if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
12 krb5_required_version = "1.19"
15 return tuple(map(int, (v.split("."))))
17 def krb5_define_syslib(conf, lib, deps):
18 found = 'FOUND_SYSTEMLIB_' + lib
21 conf.SET_TARGET_TYPE(lib, 'SYSLIB')
22 conf.SET_SYSLIB_DEPS(lib, deps)
23 conf.env[found] = True
25 Logs.info("Looking for kerberos features")
26 conf.find_program('krb5-config.heimdal', var='HEIMDAL_KRB5_CONFIG')
28 if isinstance(Options.options.with_system_mitkrb5, list):
29 path_krb5_config = [x+'/bin' for x in Options.options.with_system_mitkrb5]
31 path_krb5_config = None
33 conf.CHECK_CFG(args="--cflags --libs", package="com_err", uselib_store="com_err")
34 conf.CHECK_FUNCS_IN('_et_list', 'com_err')
35 conf.CHECK_HEADERS('com_err.h', lib='com_err')
37 conf.find_program('krb5-config', path_list=path_krb5_config, var='KRB5_CONFIG')
38 if conf.env.KRB5_CONFIG:
39 vendor = conf.cmd_and_log(conf.env.KRB5_CONFIG+['--vendor'])
40 conf.env.KRB5_VENDOR = vendor.strip().lower()
41 if conf.env.KRB5_VENDOR == 'heimdal':
42 raise Errors.WafError('--with-system-mitkrb5 cannot be used with system heimdal')
44 if conf.CHECK_CFG(path=conf.env.KRB5_CONFIG, args="--cflags --libs",
45 package="", uselib_store="KRB5"):
46 if 'krb5' in conf.env['LIB_KRB5']:
47 krb5_define_syslib(conf, "krb5", conf.env['LIB_KRB5'])
48 if 'k5crypto' in conf.env['LIB_KRB5']:
49 krb5_define_syslib(conf, "k5crypto", conf.env['LIB_GSSAPI'])
51 raise Errors.WafError('Unable to find required krb5 library!')
53 if conf.CHECK_CFG(path=conf.env.KRB5_CONFIG, args="--cflags --libs",
54 package="gssapi", uselib_store="GSSAPI"):
55 krb5_define_syslib(conf, "gssapi", conf.env['LIB_GSSAPI'])
56 if 'gssapi_krb5' in conf.env['LIB_GSSAPI']:
57 krb5_define_syslib(conf, "gssapi_krb5", conf.env['LIB_GSSAPI'])
59 raise Errors.WafError('Unable to find required gssapi library!')
61 if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
62 if conf.CHECK_CFG(path=conf.env.KRB5_CONFIG, args="--cflags --libs",
63 package="gssrpc", uselib_store="GSSRPC"):
64 krb5_define_syslib(conf, "gssrpc", conf.env['LIB_GSSRPC'])
66 if conf.CHECK_CFG(path=conf.env.KRB5_CONFIG, args="--cflags --libs",
67 package="kdb", uselib_store="KDB5"):
68 krb5_define_syslib(conf, "kdb5", conf.env['LIB_KDB5'])
69 conf.CHECK_HEADERS('kdb.h', lib='kdb5')
71 raise Errors.WafError('Unable to find required kdb5 library!')
73 if conf.CHECK_CFG(path=conf.env.KRB5_CONFIG, args="--cflags --libs",
74 package="kadm-server", uselib_store="KADM5SRV_MIT"):
75 krb5_define_syslib(conf,
77 conf.env['LIB_KADM5SRV_MIT'])
78 conf.CHECK_FUNCS_IN('kadm5_init', 'kadm5srv_mit')
80 raise Errors.WafError('Unable to find required kadm5srv_mit '
83 conf.define('USING_SYSTEM_KRB5', 1)
84 del conf.env.HEIMDAL_KRB5_CONFIG
85 krb5_conf_version = conf.cmd_and_log(conf.env.KRB5_CONFIG+['--version']).strip()
87 krb5_version = krb5_conf_version.split()[-1]
89 # drop '-prerelease' suffix
90 if krb5_version.find('-') > 0:
91 krb5_version = krb5_version.split("-")[0]
93 if parse_version(krb5_version) < parse_version(krb5_required_version):
94 Logs.error('ERROR: The MIT KRB5 build with Samba AD requires at least %s. %s has been found and cannot be used' % (krb5_required_version, krb5_version))
95 Logs.error('ERROR: If you want to just build Samba FS (File Server) use the option --without-ad-dc which requires version %s' % (krb5_min_required_version))
96 Logs.error('ERROR: You may try to build with embedded Heimdal Kerberos by not specifying --with-system-mitkrb5')
99 Logs.info('MIT Kerberos %s detected, MIT krb5 build can proceed' % (krb5_version))
101 if parse_version(krb5_version) < parse_version('1.20'):
102 conf.DEFINE('HAVE_MIT_KRB5_PRE_1_20', 1)
103 if parse_version(krb5_version) >= parse_version('1.20'):
104 conf.DEFINE('HAVE_MIT_KRB5_1_20', 1)
105 conf.define('USING_SYSTEM_MITKRB5', '"%s"' % krb5_version)
107 conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
108 conf.CHECK_HEADERS('krb5.h krb5/localauth_plugin.h', lib='krb5')
109 possible_gssapi_headers="gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h gssapi/gssapi_oid.h"
110 conf.CHECK_HEADERS(possible_gssapi_headers, lib='gssapi')
112 conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
113 conf.CHECK_FUNCS_IN('des_set_key','crypto')
114 conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
115 conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
117 conf.CHECK_HEADERS('profile.h', lib='krb5')
119 if conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi gssapi_krb5'):
123 if conf.env.KRB5_CONFIG and conf.env.KRB5_CONFIG != 'heimdal':
124 Logs.error("ERROR: WAF build with MIT Krb5 requires working GSSAPI implementation")
127 conf.CHECK_FUNCS_IN('''
130 gss_get_name_attribute
133 gss_inquire_sec_context_by_oid
134 gsskrb5_extract_authz_data_from_sec_context
135 gss_krb5_export_lucid_sec_context
136 gss_import_cred gss_export_cred
137 gss_acquire_cred_from
138 ''', 'gssapi gssapi_krb5')
139 conf.CHECK_VARIABLE('GSS_KRB5_CRED_NO_CI_FLAGS_X',
140 headers=possible_gssapi_headers, lib='gssapi gssapi_krb5')
141 conf.CHECK_VARIABLE('GSS_KRB5_CRED_SKIP_TRANSIT_CHECK_X',
142 headers=possible_gssapi_headers, lib='gssapi gssapi_krb5')
144 krb5_auth_con_getrecvsubkey
145 krb5_auth_con_getsendsubkey
146 krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
147 krb5_set_default_tgs_ktypes krb5_principal2salt
148 krb5_c_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
149 krb5_auth_con_setuseruserkey krb5_get_permitted_enctypes
150 krb5_get_default_in_tkt_etypes krb5_free_data_contents
151 krb5_principal_get_comp_string krb5_free_unparsed_name
152 krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
153 krb5_krbhst_get_addrinfo
154 krb5_crypto_init krb5_crypto_destroy
155 krb5_c_verify_checksum krb5_principal_compare_any_realm
156 krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
157 krb5_get_renewed_creds krb5_free_error_contents
158 initialize_krb5_error_table krb5_get_init_creds_opt_alloc
159 krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
160 krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
161 krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
162 krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm
163 krb5_get_init_creds_keyblock krb5_get_init_creds_keytab
164 krb5_make_principal krb5_build_principal_alloc_va
165 krb5_cc_get_lifetime krb5_cc_retrieve_cred
167 krb5_free_checksum_contents krb5_c_make_checksum krb5_create_checksum
168 krb5_config_get_bool_default krb5_get_profile
170 krb5_init_keyblock krb5_principal_set_realm krb5_principal_get_type
171 krb5_principal_set_type
173 krb5_get_prompt_types
174 krb5_mk_req_extended krb5_kt_compare
180 conf.CHECK_DECLS('''krb5_get_credentials_for_user
181 krb5_auth_con_set_req_cksumtype''',
182 headers='krb5.h', lib='krb5', always=True)
183 conf.CHECK_VARIABLE('AP_OPTS_USE_SUBKEY', headers='krb5.h', lib='krb5')
184 conf.CHECK_VARIABLE('KV5M_KEYTAB', headers='krb5.h', lib='krb5')
185 conf.CHECK_VARIABLE('KRB5_KU_OTHER_CKSUM', headers='krb5.h', lib='krb5')
186 conf.CHECK_VARIABLE('KRB5_KEYUSAGE_APP_DATA_CKSUM', headers='krb5.h', lib='krb5')
187 conf.CHECK_VARIABLE('ENCTYPE_AES128_CTS_HMAC_SHA1_96', headers='krb5.h', lib='krb5', mandatory=True)
188 conf.CHECK_VARIABLE('ENCTYPE_AES256_CTS_HMAC_SHA1_96', headers='krb5.h', lib='krb5', mandatory=True)
189 conf.CHECK_DECLS('KRB5_PDU_NONE', reverse=True, headers='krb5.h', lib='krb5')
190 conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'key',
193 define='HAVE_KRB5_KEYTAB_ENTRY_KEY')
194 conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'keyblock',
197 define='HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK')
198 conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'magic',
201 define='HAVE_MAGIC_IN_KRB5_ADDRESS')
202 conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'addrtype',
205 define='HAVE_ADDRTYPE_IN_KRB5_ADDRESS')
206 conf.CHECK_STRUCTURE_MEMBER('krb5_ap_req', 'ticket',
209 define='HAVE_TICKET_POINTER_IN_KRB5_AP_REQ')
210 conf.CHECK_STRUCTURE_MEMBER('krb5_prompt', 'type',
213 define='HAVE_KRB5_PROMPT_TYPE')
214 conf.CHECK_CODE('krb5_trace_info', 'HAVE_KRB5_TRACE_INFO',
215 headers='krb5.h', lib='krb5')
216 conf.CHECK_CODE('struct krb5_trace_info', 'HAVE_KRB5_TRACE_INFO_STRUCT',
217 headers='krb5.h', lib='krb5')
218 conf.CHECK_TYPE('krb5_encrypt_block', headers='krb5.h', lib='krb5')
222 krb5_get_init_creds_opt *opt = NULL;
223 krb5_get_init_creds_opt_free(ctx, opt);
225 'KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT',
226 headers='krb5.h', link=False,
228 msg="Checking whether krb5_get_init_creds_opt_free takes a context argument")
230 const krb5_data *pkdata;
231 krb5_context context;
232 krb5_principal principal;
233 pkdata = krb5_princ_component(context, principal, 0);
235 'HAVE_KRB5_PRINC_COMPONENT',
236 headers='krb5.h', lib='krb5',
237 msg="Checking whether krb5_princ_component is available")
242 krb5_enctype_to_string(1, buf, 256);
245 'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG',
246 headers='krb5.h', lib='krb5 k5crypto',
247 addmain=False, cflags=conf.env['WERROR_CFLAGS'],
248 msg="Checking whether krb5_enctype_to_string takes size_t argument")
252 krb5_context context = NULL;
254 krb5_enctype_to_string(context, 1, &str);
258 'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG',
259 headers='krb5.h stdlib.h', lib='krb5',
260 addmain=False, cflags=conf.env['WERROR_CFLAGS'],
261 msg="Checking whether krb5_enctype_to_string takes krb5_context argument")
264 krb5_context ctx = NULL;
265 krb5_principal princ = NULL;
266 const char *str = krb5_princ_realm(ctx, princ)->data;
269 'HAVE_KRB5_PRINC_REALM',
270 headers='krb5.h', lib='krb5',
272 msg="Checking whether the macro krb5_princ_realm is defined")
275 krb5_context context;
276 krb5_principal principal;
277 const char *realm; realm = krb5_principal_get_realm(context, principal);
280 'HAVE_KRB5_PRINCIPAL_GET_REALM',
281 headers='krb5.h', lib='krb5',
283 msg="Checking whether krb5_principal_get_realm is defined")
285 krb5_enctype enctype;
286 enctype = ENCTYPE_ARCFOUR_HMAC_MD5;
288 '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5',
289 headers='krb5.h', lib='krb5',
290 msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available");
292 krb5_enctype enctype;
293 enctype = ENCTYPE_ARCFOUR_HMAC_MD5_56;
295 '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56',
296 headers='krb5.h', lib='krb5',
297 msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5_56 key type definition is available");
299 krb5_keytype keytype;
300 keytype = KEYTYPE_ARCFOUR_56;
302 '_HAVE_KEYTYPE_ARCFOUR_56',
303 headers='krb5.h', lib='krb5',
304 msg="Checking whether the HAVE_KEYTYPE_ARCFOUR_56 key type definition is available");
305 if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
306 conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', '1')
307 if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
308 conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56', '1')
311 krb5_enctype enctype;
312 enctype = ENCTYPE_ARCFOUR_HMAC;
314 'HAVE_ENCTYPE_ARCFOUR_HMAC',
315 headers='krb5.h', lib='krb5',
316 msg="Checking whether the ENCTYPE_ARCFOUR_HMAC key type definition is available");
318 krb5_enctype enctype;
319 enctype = ENCTYPE_ARCFOUR_HMAC_EXP;
321 'HAVE_ENCTYPE_ARCFOUR_HMAC_EXP',
322 headers='krb5.h', lib='krb5',
323 msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_EXP key type definition is available");
326 krb5_context context;
328 krb5_init_context(&context);
329 return krb5_kt_resolve(context, "WRFILE:api", &keytab);
331 'HAVE_WRFILE_KEYTAB',
332 headers='krb5.h', lib='krb5', execute=True,
333 msg="Checking whether the WRFILE -keytab is supported");
334 # Check for KRB5_DEPRECATED handling
335 conf.CHECK_CODE('''#define KRB5_DEPRECATED 1
336 #include <krb5.h>''',
337 'HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER', addmain=False,
340 msg="Checking for KRB5_DEPRECATED define taking an identifier")
344 creds.flags.b.initial = 0;
346 'HAVE_FLAGS_IN_KRB5_CREDS',
347 headers='krb5.h', lib='krb5', execute=False,
348 msg="Checking whether krb5_creds have flags property")
351 if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
352 Logs.info("Looking for MIT KDC")
353 conf.DEFINE('SAMBA_USES_MITKDC', 1);
355 kdc_path_list = [ '/usr/sbin', '/usr/lib/mit/sbin']
357 if getattr(Options.options, 'with_system_mitkdc', None):
358 conf.DEFINE('MIT_KDC_PATH', '"' + Options.options.with_system_mitkdc + '"')
360 conf.find_program('krb5kdc', path_list=kdc_path_list, var='MIT_KDC_BINARY', mandatory=True)
361 conf.DEFINE('MIT_KDC_PATH', '"' + " ".join(conf.env.MIT_KDC_BINARY) + '"')