libsmb: Slightly simplify trustdom_cache_fetch
[amitay/samba.git] / wscript_configure_system_mitkrb5
1 import Logs, Options, sys
2
3 # Check for kerberos
4 have_gssapi=False
5
6 def krb5_define_syslib(conf, lib, deps):
7     found = 'FOUND_SYSTEMLIB_' + lib
8     if found in conf.env:
9         return
10     conf.SET_TARGET_TYPE(lib, 'SYSLIB')
11     conf.SET_SYSLIB_DEPS(lib, deps)
12     conf.env[found] = True
13
14 Logs.info("Looking for kerberos features")
15 conf.find_program('krb5-config.heimdal', var='HEIMDAL_KRB5_CONFIG')
16
17 if isinstance(Options.options.with_system_mitkrb5, list):
18     path_krb5_config = [x+'/bin' for x in Options.options.with_system_mitkrb5]
19 else:
20     path_krb5_config = None
21
22 conf.find_program('krb5-config', path_list=path_krb5_config, var='KRB5_CONFIG')
23 if conf.env.KRB5_CONFIG:
24     conf.CHECK_CFG(path=conf.env.KRB5_CONFIG, args="--cflags --libs",
25                package="", uselib_store="KRB5")
26     krb5_define_syslib(conf, "krb5", conf.env['LIB_KRB5'])
27
28     conf.CHECK_CFG(path=conf.env.KRB5_CONFIG, args="--cflags --libs",
29                    package="kdb", uselib_store="KDB5")
30     krb5_define_syslib(conf, "kdb5", conf.env['LIB_KDB5'])
31
32     conf.CHECK_CFG(path=conf.env.KRB5_CONFIG, args="--cflags --libs",
33                package="gssapi", uselib_store="GSSAPI")
34     krb5_define_syslib(conf, "gssapi", conf.env['LIB_GSSAPI'])
35     if 'k5crypto' in conf.env['LIB_GSSAPI']:
36         krb5_define_syslib(conf, "k5crypto", conf.env['LIB_GSSAPI'])
37     if 'com_err' in conf.env['LIB_GSSAPI']:
38         krb5_define_syslib(conf, "com_err", conf.env['LIB_GSSAPI'])
39     if 'gssapi_krb5' in conf.env['LIB_GSSAPI']:
40         krb5_define_syslib(conf, "gssapi_krb5", conf.env['LIB_GSSAPI'])
41
42     vendor = conf.cmd_and_log("%(path)s --vendor" % dict(path=conf.env.KRB5_CONFIG), dict())
43     conf.env.KRB5_VENDOR = vendor.strip().lower()
44     if conf.env.KRB5_VENDOR != 'heimdal':
45         conf.define('USING_SYSTEM_KRB5', 1)
46         del conf.env.HEIMDAL_KRB5_CONFIG
47         kversion = conf.cmd_and_log("%(path)s --version" % dict(path=conf.env.KRB5_CONFIG), dict()).strip()
48         kversion_split = kversion.split(' ')[-1].split('.')
49         # drop '-prerelease' suffix
50         if kversion_split[-1].find('-') > 0:
51             last_digit = kversion_split[-1].split('-')[0]
52             kversion_split[-1] = last_digit
53         kversion_check = map(int, kversion_split)
54         if kversion_check < [1, 9]:
55             Logs.error('ERROR: MIT krb5 build requires at least 1.9.0. %s is found and cannot be used' % (kversion))
56             Logs.error('ERROR: You may try to build with embedded Heimdal Kerebros by not specifying --with-system-mitkrb5')
57             sys.exit(1)
58         else:
59             Logs.info('%s is detected, MIT krb5 build can proceed' % (kversion))
60
61 conf.CHECK_CFG(args="--cflags --libs", package="com_err", uselib_store="com_err")
62 conf.CHECK_FUNCS_IN('_et_list', 'com_err')
63 conf.CHECK_HEADERS('com_err.h', lib='com_err')
64 conf.CHECK_HEADERS('kdb.h', lib='kdb5')
65
66 conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
67 possible_gssapi_headers="gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h gssapi/gssapi_oid.h"
68 conf.CHECK_HEADERS(possible_gssapi_headers, lib='gssapi')
69
70 conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
71 conf.CHECK_FUNCS_IN('des_set_key','crypto')
72 conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
73 conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
74
75 conf.CHECK_HEADERS('profile.h')
76
77 if conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi gssapi_krb5'):
78     have_gssapi=True
79
80 if not have_gssapi:
81     if conf.env.KRB5_CONFIG and conf.env.KRB5_CONFIG != 'heimdal':
82         Logs.error("ERROR: WAF build with MIT Krb5 requires working GSSAPI implementation")
83         sys.exit(1)
84
85 conf.CHECK_FUNCS_IN('''
86        gss_wrap_iov
87        gss_krb5_import_cred
88        gss_get_name_attribute
89        gss_mech_krb5
90        gss_oid_equal
91        gss_inquire_sec_context_by_oid
92        gsskrb5_extract_authz_data_from_sec_context
93        gss_krb5_export_lucid_sec_context
94        gss_import_cred gss_export_cred
95        gss_acquire_cred_from
96        ''', 'gssapi gssapi_krb5')
97 conf.CHECK_VARIABLE('GSS_KRB5_CRED_NO_CI_FLAGS_X', headers=possible_gssapi_headers)
98 conf.CHECK_FUNCS_IN('krb5_mk_req_extended krb5_kt_compare', 'krb5')
99 conf.CHECK_FUNCS('''
100        krb5_auth_con_getrecvsubkey
101        krb5_auth_con_getsendsubkey
102        krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
103        krb5_set_default_tgs_ktypes krb5_principal2salt
104        krb5_c_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
105        krb5_auth_con_setuseruserkey krb5_get_permitted_enctypes
106        krb5_get_default_in_tkt_etypes krb5_free_data_contents
107        krb5_principal_get_comp_string krb5_free_unparsed_name
108        krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
109        krb5_krbhst_get_addrinfo
110        krb5_crypto_init krb5_crypto_destroy
111        krb5_c_verify_checksum krb5_principal_compare_any_realm
112        krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
113        krb5_get_renewed_creds krb5_free_error_contents
114        initialize_krb5_error_table krb5_get_init_creds_opt_alloc
115        krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
116        krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
117        krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
118        krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm
119        krb5_get_init_creds_keyblock krb5_get_init_creds_keytab
120        krb5_make_principal krb5_build_principal_alloc_va
121        krb5_cc_get_lifetime krb5_cc_retrieve_cred
122        krb5_cc_copy_creds
123        krb5_free_checksum_contents krb5_c_make_checksum krb5_create_checksum
124        krb5_config_get_bool_default krb5_get_profile
125        krb5_data_copy
126        krb5_init_keyblock krb5_principal_set_realm krb5_principal_get_type
127        krb5_principal_set_type
128        krb5_warnx
129        krb5_get_prompt_types
130        ''',
131      lib='krb5 k5crypto')
132 conf.CHECK_DECLS('''krb5_get_credentials_for_user
133                     krb5_auth_con_set_req_cksumtype''',
134                     headers='krb5.h', always=True)
135 conf.CHECK_VARIABLE('AP_OPTS_USE_SUBKEY', headers='krb5.h')
136 conf.CHECK_VARIABLE('KV5M_KEYTAB', headers='krb5.h')
137 conf.CHECK_VARIABLE('KRB5_KU_OTHER_CKSUM', headers='krb5.h')
138 conf.CHECK_VARIABLE('KRB5_KEYUSAGE_APP_DATA_CKSUM', headers='krb5.h')
139 conf.CHECK_VARIABLE('ENCTYPE_AES128_CTS_HMAC_SHA1_96', headers='krb5.h')
140 conf.CHECK_VARIABLE('ENCTYPE_AES256_CTS_HMAC_SHA1_96', headers='krb5.h')
141 conf.CHECK_DECLS('KRB5_PDU_NONE', reverse=True, headers='krb5.h')
142 conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'key', headers='krb5.h',
143                             define='HAVE_KRB5_KEYTAB_ENTRY_KEY')
144 conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'keyblock', headers='krb5.h',
145                             define='HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK')
146 conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'magic', headers='krb5.h',
147                             define='HAVE_MAGIC_IN_KRB5_ADDRESS')
148 conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'addrtype', headers='krb5.h',
149                             define='HAVE_ADDRTYPE_IN_KRB5_ADDRESS')
150 conf.CHECK_STRUCTURE_MEMBER('krb5_ap_req', 'ticket', headers='krb5.h',
151                             define='HAVE_TICKET_POINTER_IN_KRB5_AP_REQ')
152 conf.CHECK_STRUCTURE_MEMBER('krb5_prompt', 'type', headers='krb5.h',
153                             define='HAVE_KRB5_PROMPT_TYPE')
154
155 conf.CHECK_TYPE('krb5_encrypt_block', headers='krb5.h')
156
157 conf.CHECK_CODE('''
158        krb5_context ctx;
159        krb5_get_init_creds_opt *opt = NULL;
160        krb5_get_init_creds_opt_free(ctx, opt);
161        ''',
162     'KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT',
163     headers='krb5.h', link=False,
164     msg="Checking whether krb5_get_init_creds_opt_free takes a context argument")
165 conf.CHECK_CODE('''
166        const krb5_data *pkdata;
167        krb5_context context;
168        krb5_principal principal;
169        pkdata = krb5_princ_component(context, principal, 0);
170        ''',
171     'HAVE_KRB5_PRINC_COMPONENT',
172     headers='krb5.h', lib='krb5',
173     msg="Checking whether krb5_princ_component is available")
174
175 conf.CHECK_CODE('''
176        int main(void) {
177        char buf[256];
178        krb5_enctype_to_string(1, buf, 256);
179        return 0;
180        }''',
181     'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG',
182     headers='krb5.h', lib='krb5 k5crypto',
183     addmain=False, cflags=conf.env['WERROR_CFLAGS'],
184     msg="Checking whether krb5_enctype_to_string takes size_t argument")
185
186 conf.CHECK_CODE('''
187        int main(void) {
188        krb5_context context = NULL;
189        char *str = NULL;
190        krb5_enctype_to_string(context, 1, &str);
191        if (str) free (str);
192        return 0;
193        }''',
194     'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG',
195     headers='krb5.h stdlib.h', lib='krb5',
196     addmain=False, cflags=conf.env['WERROR_CFLAGS'],
197     msg="Checking whether krb5_enctype_to_string takes krb5_context argument")
198 conf.CHECK_CODE('''
199        int main(void) {
200        krb5_context ctx = NULL;
201        krb5_principal princ = NULL;
202        const char *str = krb5_princ_realm(ctx, princ)->data;
203        return 0;
204        }''',
205     'HAVE_KRB5_PRINC_REALM',
206     headers='krb5.h', lib='krb5',
207     addmain=False,
208     msg="Checking whether the macro krb5_princ_realm is defined")
209 conf.CHECK_CODE('''
210        int main(void) {
211            krb5_context context;
212            krb5_principal principal;
213            const char *realm; realm = krb5_principal_get_realm(context, principal);
214            return 0;
215        }''',
216     'HAVE_KRB5_PRINCIPAL_GET_REALM',
217     headers='krb5.h', lib='krb5',
218     addmain=False,
219     msg="Checking whether krb5_principal_get_realm is defined")
220 conf.CHECK_CODE('''
221        krb5_enctype enctype;
222        enctype = ENCTYPE_ARCFOUR_HMAC_MD5;
223        ''',
224     '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5',
225     headers='krb5.h', lib='krb5',
226     msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available");
227 conf.CHECK_CODE('''
228        krb5_enctype enctype;
229        enctype = ENCTYPE_ARCFOUR_HMAC_MD5_56;
230        ''',
231     '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56',
232     headers='krb5.h', lib='krb5',
233     msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5_56 key type definition is available");
234 conf.CHECK_CODE('''
235        krb5_keytype keytype;
236        keytype = KEYTYPE_ARCFOUR_56;
237        ''',
238     '_HAVE_KEYTYPE_ARCFOUR_56',
239     headers='krb5.h', lib='krb5',
240     msg="Checking whether the HAVE_KEYTYPE_ARCFOUR_56 key type definition is available");
241 if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
242     conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', '1')
243 if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
244     conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56', '1')
245
246 conf.CHECK_CODE('''
247        krb5_enctype enctype;
248        enctype = ENCTYPE_ARCFOUR_HMAC;
249        ''',
250     'HAVE_ENCTYPE_ARCFOUR_HMAC',
251     headers='krb5.h', lib='krb5',
252     msg="Checking whether the ENCTYPE_ARCFOUR_HMAC key type definition is available");
253 conf.CHECK_CODE('''
254        krb5_enctype enctype;
255        enctype = ENCTYPE_ARCFOUR_HMAC_EXP;
256        ''',
257     'HAVE_ENCTYPE_ARCFOUR_HMAC_EXP',
258     headers='krb5.h', lib='krb5',
259     msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_EXP key type definition is available");
260
261 conf.CHECK_CODE('''
262        krb5_context context;
263        krb5_keytab keytab;
264        krb5_init_context(&context);
265        return krb5_kt_resolve(context, "WRFILE:api", &keytab);
266        ''',
267     'HAVE_WRFILE_KEYTAB',
268     headers='krb5.h', lib='krb5', execute=True,
269     msg="Checking whether the WRFILE:-keytab is supported");
270 # Check for KRB5_DEPRECATED handling
271 conf.CHECK_CODE('''#define KRB5_DEPRECATED 1
272        #include <krb5.h>''',
273    'HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER', addmain=False,
274     link=False,
275     msg="Checking for KRB5_DEPRECATED define taking an identifier")
276
277 conf.CHECK_CODE('''
278        krb5_creds creds;
279        creds.flags.b.initial = 0;
280        ''',
281     'HAVE_FLAGS_IN_KRB5_CREDS',
282     headers='krb5.h', lib='krb5', execute=False,
283     msg="Checking whether krb5_creds have flags property")