waf: check for krb5_create_checksum and krb5_creds.flags for some Heimdal versions
[garming/samba-autobuild/.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="gssapi", uselib_store="GSSAPI")
30     krb5_define_syslib(conf, "gssapi", conf.env['LIB_GSSAPI'])
31     if 'gssapi_krb5' in conf.env['LIB_GSSAPI']:
32         krb5_define_syslib(conf, "gssapi_krb5", conf.env['LIB_GSSAPI'])
33
34     vendor = conf.cmd_and_log("%(path)s --vendor" % dict(path=conf.env.KRB5_CONFIG), dict())
35     conf.env.KRB5_VENDOR = vendor.strip().lower()
36     if conf.env.KRB5_VENDOR != 'heimdal':
37         conf.define('USING_SYSTEM_KRB5', 1)
38         del conf.env.HEIMDAL_KRB5_CONFIG
39         kversion = conf.cmd_and_log("%(path)s --version" % dict(path=conf.env.KRB5_CONFIG), dict()).strip()
40         kversion_split = map(int, kversion.split(" ")[-1].split("."))
41         if kversion_split < [1, 9]:
42             Logs.error('ERROR: MIT krb5 build requires at least 1.9.0. %s is found and cannot be used' % (kversion))
43             sys.exit(1)
44         else:
45             Logs.info('%s is detected, MIT krb5 build can proceed' % (kversion))
46
47 conf.check_cfg(args="--cflags --libs", package="com_err", uselib_store="com_err")
48 conf.CHECK_FUNCS_IN('_et_list', 'com_err')
49 conf.CHECK_HEADERS('com_err.h', lib='com_err')
50
51 conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
52 conf.CHECK_HEADERS('gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h', lib='gssapi')
53
54 conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
55 conf.CHECK_FUNCS_IN('des_set_key','crypto')
56 conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
57 conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
58
59 if conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi gssapi_krb5'):
60     have_gssapi=True
61
62 if not have_gssapi:
63     if conf.env.KRB5_CONFIG and conf.env.KRB5_CONFIG != 'heimdal':
64         Logs.error("ERROR: WAF build with MIT Krb5 requires working GSSAPI implementation")
65         sys.exit(1)
66
67 conf.CHECK_FUNCS_IN('''
68        gss_wrap_iov
69        gss_krb5_import_cred
70        gss_get_name_attribute
71        gss_mech_krb5
72        gss_oid_equal
73        gss_inquire_sec_context_by_oid
74        gsskrb5_extract_authz_data_from_sec_context
75        gss_krb5_export_lucid_sec_context
76        gss_import_cred gss_export_cred
77        ''', 'gssapi gssapi_krb5')
78 conf.CHECK_FUNCS_IN('krb5_mk_req_extended krb5_kt_compare', 'krb5')
79 conf.CHECK_FUNCS('''
80        krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
81        krb5_set_default_tgs_ktypes krb5_principal2salt
82        krb5_c_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
83        krb5_auth_con_setuseruserkey krb5_get_permitted_enctypes
84        krb5_get_default_in_tkt_etypes krb5_free_data_contents
85        krb5_principal_get_comp_string krb5_free_unparsed_name
86        krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
87        krb5_krbhst_get_addrinfo
88        krb5_crypto_init krb5_crypto_destroy
89        krb5_c_verify_checksum krb5_principal_compare_any_realm
90        krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
91        krb5_get_renewed_creds krb5_free_error_contents
92        initialize_krb5_error_table krb5_get_init_creds_opt_alloc
93        krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
94        krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
95        krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
96        krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm
97        krb5_get_init_creds_keyblock krb5_get_init_creds_keytab
98        krb5_make_principal krb5_build_principal_alloc_va
99        krb5_cc_get_lifetime krb5_cc_retrieve_cred
100        krb5_free_checksum_contents krb5_c_make_checksum krb5_create_checksum''',
101      lib='krb5 k5crypto')
102 conf.CHECK_DECLS('''krb5_get_credentials_for_user
103                     krb5_auth_con_set_req_cksumtype''',
104                     headers='krb5.h', always=True)
105 conf.CHECK_VARIABLE('AP_OPTS_USE_SUBKEY', headers='krb5.h')
106 conf.CHECK_VARIABLE('KV5M_KEYTAB', headers='krb5.h')
107 conf.CHECK_VARIABLE('KRB5_KU_OTHER_CKSUM', headers='krb5.h')
108 conf.CHECK_VARIABLE('KRB5_KEYUSAGE_APP_DATA_CKSUM', headers='krb5.h')
109 conf.CHECK_VARIABLE('ENCTYPE_AES128_CTS_HMAC_SHA1_96', headers='krb5.h')
110 conf.CHECK_VARIABLE('ENCTYPE_AES256_CTS_HMAC_SHA1_96', headers='krb5.h')
111 conf.CHECK_DECLS('KRB5_PDU_NONE', reverse=True, headers='krb5.h')
112 conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'key', headers='krb5.h',
113                             define='HAVE_KRB5_KEYTAB_ENTRY_KEY')
114 conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'keyblock', headers='krb5.h',
115                             define='HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK')
116 conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'magic', headers='krb5.h',
117                             define='HAVE_MAGIC_IN_KRB5_ADDRESS')
118 conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'addrtype', headers='krb5.h',
119                             define='HAVE_ADDRTYPE_IN_KRB5_ADDRESS')
120 conf.CHECK_STRUCTURE_MEMBER('krb5_ap_req', 'ticket', headers='krb5.h',
121                             define='HAVE_TICKET_POINTER_IN_KRB5_AP_REQ')
122
123 conf.CHECK_TYPE('krb5_encrypt_block', headers='krb5.h')
124
125 conf.CHECK_CODE('''
126        krb5_context ctx;
127        krb5_get_init_creds_opt *opt = NULL;
128        krb5_get_init_creds_opt_free(ctx, opt);
129        ''',
130     'KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT',
131     headers='krb5.h', link=False,
132     msg="Checking whether krb5_get_init_creds_opt_free takes a context argument")
133 conf.CHECK_CODE('''
134        const krb5_data *pkdata;
135        krb5_context context;
136        krb5_principal principal;
137        pkdata = krb5_princ_component(context, principal, 0);
138        ''',
139     'HAVE_KRB5_PRINC_COMPONENT',
140     headers='krb5.h', lib='krb5',
141     msg="Checking whether krb5_princ_component is available")
142
143 conf.CHECK_CODE('''
144        int main(void) {
145        char buf[256];
146        krb5_enctype_to_string(1, buf, 256);
147        return 0;
148        }''',
149     'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG',
150     headers='krb5.h', lib='krb5 k5crypto',
151     addmain=False, cflags='-Werror',
152     msg="Checking whether krb5_enctype_to_string takes size_t argument")
153
154 conf.CHECK_CODE('''
155        int main(void) {
156        krb5_context context = NULL;
157        char *str = NULL;
158        krb5_enctype_to_string(context, 1, &str);
159        if (str) free (str);
160        return 0;
161        }''',
162     'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG',
163     headers='krb5.h stdlib.h', lib='krb5',
164     addmain=False, cflags='-Werror',
165     msg="Checking whether krb5_enctype_to_string takes krb5_context argument")
166 conf.CHECK_CODE('''
167        int main(void) {
168        krb5_context ctx = NULL;
169        krb5_principal princ = NULL;
170        const char *str = krb5_princ_realm(ctx, princ)->data;
171        return 0;
172        }''',
173     'HAVE_KRB5_PRINC_REALM',
174     headers='krb5.h', lib='krb5',
175     addmain=False,
176     msg="Checking whether the macro krb5_princ_realm is defined")
177 conf.CHECK_CODE('''
178        int main(void) {
179            krb5_context context;
180            krb5_principal principal;
181            const char *realm; realm = krb5_principal_get_realm(context, principal);
182            return 0;
183        }''',
184     'HAVE_KRB5_PRINCIPAL_GET_REALM',
185     headers='krb5.h', lib='krb5',
186     addmain=False,
187     msg="Checking whether krb5_principal_get_realm is defined")
188 conf.CHECK_CODE('''
189        krb5_enctype enctype;
190        enctype = ENCTYPE_ARCFOUR_HMAC_MD5;
191        ''',
192     '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5',
193     headers='krb5.h', lib='krb5',
194     msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available");
195 conf.CHECK_CODE('''
196        krb5_enctype enctype;
197        enctype = ENCTYPE_ARCFOUR_HMAC_MD5_56;
198        ''',
199     '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56',
200     headers='krb5.h', lib='krb5',
201     msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5_56 key type definition is available");
202 conf.CHECK_CODE('''
203        krb5_keytype keytype;
204        keytype = KEYTYPE_ARCFOUR_56;
205        ''',
206     '_HAVE_KEYTYPE_ARCFOUR_56',
207     headers='krb5.h', lib='krb5',
208     msg="Checking whether the HAVE_KEYTYPE_ARCFOUR_56 key type definition is available");
209 if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
210     conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', '1')
211 if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
212     conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5_56', '1')
213
214 conf.CHECK_CODE('''
215        krb5_enctype enctype;
216        enctype = ENCTYPE_ARCFOUR_HMAC;
217        ''',
218     'HAVE_ENCTYPE_ARCFOUR_HMAC',
219     headers='krb5.h', lib='krb5',
220     msg="Checking whether the ENCTYPE_ARCFOUR_HMAC key type definition is available");
221 conf.CHECK_CODE('''
222        krb5_enctype enctype;
223        enctype = ENCTYPE_ARCFOUR_HMAC_EXP;
224        ''',
225     'HAVE_ENCTYPE_ARCFOUR_HMAC_EXP',
226     headers='krb5.h', lib='krb5',
227     msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_EXP key type definition is available");
228
229 conf.CHECK_CODE('''
230        krb5_context context;
231        krb5_keytab keytab;
232        krb5_init_context(&context);
233        return krb5_kt_resolve(context, "WRFILE:api", &keytab);
234        ''',
235     'HAVE_WRFILE_KEYTAB',
236     headers='krb5.h', lib='krb5', execute=True,
237     msg="Checking whether the WRFILE:-keytab is supported");
238 # Check for KRB5_DEPRECATED handling
239 conf.CHECK_CODE('''#define KRB5_DEPRECATED 1
240        #include <krb5.h>''',
241    'HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER', addmain=False,
242     link=False,
243     msg="Checking for KRB5_DEPRECATED define taking an identifier")
244
245 conf.CHECK_CODE('''
246        krb5_creds creds;
247        creds.flags.b.initial = 0;
248        ''',
249     'HAVE_FLAGS_IN_KRB5_CREDS',
250     headers='krb5.h', lib='krb5', execute=False,
251     msg="Checking whether krb5_creds have flags property")