diff options
Diffstat (limited to 'lib/libaccess/utest/lasemail.cpp')
| -rw-r--r-- | lib/libaccess/utest/lasemail.cpp | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/lib/libaccess/utest/lasemail.cpp b/lib/libaccess/utest/lasemail.cpp new file mode 100644 index 00000000..469a315f --- /dev/null +++ b/lib/libaccess/utest/lasemail.cpp @@ -0,0 +1,180 @@ +/** BEGIN COPYRIGHT BLOCK + * Copyright 2001 Sun Microsystems, Inc. + * Portions copyright 1999, 2001-2003 Netscape Communications Corporation. + * All rights reserved. + * END COPYRIGHT BLOCK **/ + +/* lasemail.cpp + * This file contains the Email LAS code. + */ + +#include <ldap.h> +#include <nsacl/aclapi.h> + +#define ACL_ATTR_EMAIL "email" + +extern "C" { +extern int LASEmailEval(NSErr_t *errp, char *attr_name, CmpOp_t comparator, char *attr_pattern, ACLCachable_t *cachable, void **LAS_cookie, PList_t subject, PList_t resource, PList_t auth_info, PList_t global_auth); +extern void LASEmailFlush(void **las_cookie); +extern int LASEmailModuleInit(); +} + + +/* + * LASEmailEval + * INPUT + * attr_name The string "email" - in lower case. + * comparator CMP_OP_EQ or CMP_OP_NE only + * attr_pattern A comma-separated list of emails + * (we currently support only one e-mail addr) + * *cachable Always set to ACL_NOT_CACHABLE. + * subject Subject property list + * resource Resource property list + * auth_info Authentication info, if any + * RETURNS + * retcode The usual LAS return codes. + */ +int LASEmailEval(NSErr_t *errp, char *attr_name, CmpOp_t comparator, + char *attr_pattern, ACLCachable_t *cachable, + void **LAS_cookie, PList_t subject, PList_t resource, + PList_t auth_info, PList_t global_auth) +{ + char *uid; + char *email; + int rv; + LDAP *ld; + char *basedn; + LDAPMessage *res; + int numEntries; + char filter[1024]; + int matched; + + *cachable = ACL_NOT_CACHABLE; + *LAS_cookie = (void *)0; + + if (strcmp(attr_name, ACL_ATTR_EMAIL) != 0) { + fprintf(stderr, "LASEmailEval called for incorrect attr \"%s\"\n", + attr_name); + return LAS_EVAL_INVALID; + } + + if ((comparator != CMP_OP_EQ) && (comparator != CMP_OP_NE)) { + fprintf(stderr, "LASEmailEval called with incorrect comparator %d\n", + comparator); + return LAS_EVAL_INVALID; + } + + if (!strcmp(attr_pattern, "anyone")) { + *cachable = ACL_INDEF_CACHABLE; + return comparator == CMP_OP_EQ ? LAS_EVAL_TRUE : LAS_EVAL_FALSE; + } + + /* get the authenticated user name */ + rv = ACL_GetAttribute(errp, ACL_ATTR_USER, (void **)&uid, + subject, resource, auth_info, global_auth); + + if (rv != LAS_EVAL_TRUE) { + return rv; + } + + /* We have an authenticated user */ + if (!strcmp(attr_pattern, "all")) { + return comparator == CMP_OP_EQ ? LAS_EVAL_TRUE : LAS_EVAL_FALSE; + } + + /* do an ldap lookup for: (& (uid=<user>) (mail=<email>)) */ + rv = ACL_LDAPDatabaseHandle(errp, NULL, &ld, &basedn); + + if (rv != LAS_EVAL_TRUE) { + fprintf(stderr, "unable to get LDAP handle\n"); + return rv; + } + + /* Formulate the filter -- assume single e-mail in attr_pattern */ + /* If we support multiple comma separated e-mail addresses in the + * attr_pattern then the filter will look like: + * (& (uid=<user>) (| (mail=<email1>) (mail=<email2>))) + */ + sprintf(filter, "(& (uid=%s) (mail=%s))", uid, attr_pattern); + + rv = ldap_search_s(ld, basedn, LDAP_SCOPE_SUBTREE, filter, + 0, 0, &res); + + if (rv != LDAP_SUCCESS) + { + fprintf(stderr, "ldap_search_s: %s\n", ldap_err2string(rv)); + return LAS_EVAL_FAIL; + } + + numEntries = ldap_count_entries(ld, res); + + if (numEntries == 1) { + /* success */ + LDAPMessage *entry = ldap_first_entry(ld, res); + char *dn = ldap_get_dn(ld, entry); + + fprintf(stderr, "ldap_search_s: Entry found. DN: \"%s\"\n", dn); + ldap_memfree(dn); + matched = 1; + } + else if (numEntries == 0) { + /* not found -- but not an error */ + fprintf(stderr, "ldap_search_s: Entry not found. Filter: \"%s\"\n", + filter); + matched = 0; + } + else if (numEntries > 0) { + /* Found more than one entry! */ + fprintf(stderr, "ldap_search_s: Found more than one entry. Filter: \"%s\"\n", + filter); + return LAS_EVAL_FAIL; + } + + if (comparator == CMP_OP_EQ) { + rv = (matched ? LAS_EVAL_TRUE : LAS_EVAL_FALSE); + } + else { + rv = (matched ? LAS_EVAL_FALSE : LAS_EVAL_TRUE); + } + + return rv; +} + + +/* LASEmailFlush + * Deallocates any memory previously allocated by the LAS + */ +void +LASEmailFlush(void **las_cookie) +{ + /* do nothing */ + return; +} + +/* LASEmailModuleInit -- + * Register the e-mail LAS. + * + * To load this functions in the web server, compile the file in + * "lasemail.so" and add the following lines to the + * <ServerRoot>/https-<name>/config/obj.conf file. Be sure to change the + * "lasemail.so" portion to the full pathname. E.g. /nshome/lib/lasemail.so. + * + * Init fn="load-modules" funcs="LASEmailModuleInit" shlib="lasemail.so" + * Init fn="acl-register-module" module="lasemail" func="LASEmailModuleInit" + */ +int LASEmailModuleInit () +{ + NSErr_t err = NSERRINIT; + NSErr_t *errp = &err; + int rv; + + rv = ACL_LasRegister(errp, ACL_ATTR_EMAIL, LASEmailEval, LASEmailFlush); + + if (rv < 0) { + fprintf(stderr, "ACL_LasRegister failed. Error: %d\n", rv); + return rv; + } + + return rv; +} + |