143 lines
		
	
	
		
			4.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			143 lines
		
	
	
		
			4.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 1997-2001, 2003, 2005-2006 Kungliga Tekniska Högskolan
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 * (Royal Institute of Technology, Stockholm, Sweden).
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 *
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 *
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 * 3. Neither the name of the Institute nor the names of its contributors
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 *    may be used to endorse or promote products derived from this software
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 *    without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 * SUCH DAMAGE.
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 */
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#include "kadm5_locl.h"
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RCSID("$Id$");
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static kadm5_ret_t
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modify_principal(void *server_handle,
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		 kadm5_principal_ent_t princ,
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		 uint32_t mask,
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		 uint32_t forbidden_mask)
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{
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    kadm5_server_context *context = server_handle;
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    hdb_entry_ex ent;
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    kadm5_ret_t ret;
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    memset(&ent, 0, sizeof(ent));
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    if((mask & forbidden_mask))
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	return KADM5_BAD_MASK;
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    if((mask & KADM5_POLICY) && strcmp(princ->policy, "default"))
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	return KADM5_UNK_POLICY;
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    if (!context->keep_open) {
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	ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
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	if(ret)
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	    return ret;
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    }
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    ret = kadm5_log_init(context);
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    if (ret)
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        goto out;
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    ret = context->db->hdb_fetch_kvno(context->context, context->db,
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				      princ->principal, HDB_F_GET_ANY|HDB_F_ADMIN_DATA, 0, &ent);
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    if (ret)
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	goto out2;
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    ret = _kadm5_setup_entry(context, &ent, mask, princ, mask, NULL, 0);
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    if (ret)
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	goto out3;
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    ret = _kadm5_set_modifier(context, &ent.entry);
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    if (ret)
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	goto out3;
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    /*
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     * If any keys are bogus, disallow the modify.  If the keys were
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     * bogus as stored in the HDB we could allow those through, but
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     * distinguishing that case from a pre-1.6 client using add_enctype
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     * without the get-keys privilege requires more work (mainly: checking that
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     * the bogus keys in princ->key_data[] have corresponding bogus keys in ent
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     * before calling _kadm5_setup_entry()).
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     */
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    if ((mask & KADM5_KEY_DATA) &&
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	kadm5_some_keys_are_bogus(princ->n_key_data, princ->key_data)) {
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	ret = KADM5_AUTH_GET_KEYS; /* Not quite appropriate, but it'll do */
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	goto out3;
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    }
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    ret = hdb_seal_keys(context->context, context->db, &ent.entry);
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    if (ret)
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	goto out3;
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    if ((mask & KADM5_POLICY)) {
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	HDB_extension ext;
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        memset(&ext, 0, sizeof(ext));
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        /* XXX should be TRUE, but we don't yet support policies */
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        ext.mandatory = FALSE;
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	ext.data.element = choice_HDB_extension_data_policy;
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	ext.data.u.policy = strdup(princ->policy);
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	if (ext.data.u.policy == NULL) {
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	    ret = ENOMEM;
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	    goto out3;
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	}
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	/* This calls free_HDB_extension(), freeing ext.data.u.policy */
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	ret = hdb_replace_extension(context->context, &ent.entry, &ext);
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        free(ext.data.u.policy);
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	if (ret)
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	    goto out3;
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    }
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    /* This logs the change for iprop and writes to the HDB */
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    ret = kadm5_log_modify(context, &ent.entry,
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                           mask | KADM5_MOD_NAME | KADM5_MOD_TIME);
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 out3:
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    hdb_free_entry(context->context, &ent);
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 out2:
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    (void) kadm5_log_end(context);
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 out:
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    if (!context->keep_open) {
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        kadm5_ret_t ret2;
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        ret2 = context->db->hdb_close(context->context, context->db);
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        if (ret == 0 && ret2 != 0)
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            ret = ret2;
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    }
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    return _kadm5_error_code(ret);
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}
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kadm5_ret_t
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kadm5_s_modify_principal(void *server_handle,
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			 kadm5_principal_ent_t princ,
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			 uint32_t mask)
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{
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    return modify_principal(server_handle, princ, mask,
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			    KADM5_LAST_PWD_CHANGE | KADM5_MOD_TIME
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			    | KADM5_MOD_NAME | KADM5_MKVNO
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			    | KADM5_AUX_ATTRIBUTES | KADM5_LAST_SUCCESS
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			    | KADM5_LAST_FAILED);
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}
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