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|
/*
SSSD
Async LDAP Helper routines
Copyright (C) Simo Sorce <ssorce@redhat.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <ctype.h>
#include "db/sysdb.h"
#include "providers/ldap/sdap_async.h"
#include "util/util.h"
#define REALM_SEPARATOR '@'
static void make_realm_upper_case(const char *upn)
{
char *c;
c = strchr(upn, REALM_SEPARATOR);
if (c == NULL) {
DEBUG(9, ("No realm delimiter found in upn [%s].\n", upn));
return;
}
while(*(++c) != '\0') {
c[0] = toupper(*c);
}
return;
}
/* ==LDAP-Memory-Handling================================================= */
static int lmsg_destructor(void *mem)
{
ldap_msgfree((LDAPMessage *)mem);
return 0;
}
static int sdap_msg_attach(TALLOC_CTX *memctx, LDAPMessage *msg)
{
void *h;
if (!msg) return EINVAL;
h = sss_mem_attach(memctx, msg, lmsg_destructor);
if (!h) return ENOMEM;
return EOK;
}
/* ==sdap-hanlde-utility-functions======================================== */
static inline void sdap_handle_release(struct sdap_handle *sh);
static int sdap_handle_destructor(void *mem);
static struct sdap_handle *sdap_handle_create(TALLOC_CTX *memctx)
{
struct sdap_handle *sh;
sh = talloc_zero(memctx, struct sdap_handle);
if (!sh) return NULL;
talloc_set_destructor((TALLOC_CTX *)sh, sdap_handle_destructor);
return sh;
}
static int sdap_handle_destructor(void *mem)
{
struct sdap_handle *sh = talloc_get_type(mem, struct sdap_handle);
sdap_handle_release(sh);
return 0;
}
static inline void sdap_handle_release(struct sdap_handle *sh)
{
DEBUG(8, ("Trace: sh[%p], connected[%d], ops[%p], fde[%p], ldap[%p]\n",
sh, (int)sh->connected, sh->ops, sh->fde, sh->ldap));
if (sh->connected) {
struct sdap_op *op;
talloc_zfree(sh->fde);
while (sh->ops) {
op = sh->ops;
op->callback(op, NULL, EIO, op->data);
talloc_free(op);
}
ldap_unbind_ext(sh->ldap, NULL, NULL);
sh->connected = false;
sh->ldap = NULL;
sh->ops = NULL;
}
}
static int get_fd_from_ldap(LDAP *ldap, int *fd)
{
int ret;
ret = ldap_get_option(ldap, LDAP_OPT_DESC, fd);
if (ret != LDAP_OPT_SUCCESS) {
DEBUG(1, ("Failed to get fd from ldap!!\n"));
*fd = -1;
return EIO;
}
return EOK;
}
/* ==Parse-Results-And-Handle-Disconnections============================== */
static void sdap_process_message(struct tevent_context *ev,
struct sdap_handle *sh, LDAPMessage *msg);
static void sdap_process_result(struct tevent_context *ev, void *pvt);
static void sdap_process_next_reply(struct tevent_context *ev,
struct tevent_timer *te,
struct timeval tv, void *pvt);
static void sdap_ldap_result(struct tevent_context *ev,
struct tevent_fd *fde,
uint16_t flags, void *pvt)
{
sdap_process_result(ev, pvt);
}
static void sdap_ldap_next_result(struct tevent_context *ev,
struct tevent_timer *te,
struct timeval tv, void *pvt)
{
sdap_process_result(ev, pvt);
}
static void sdap_process_result(struct tevent_context *ev, void *pvt)
{
struct sdap_handle *sh = talloc_get_type(pvt, struct sdap_handle);
struct timeval no_timeout = {0, 0};
struct tevent_timer *te;
LDAPMessage *msg;
int ret;
DEBUG(8, ("Trace: sh[%p], connected[%d], ops[%p], fde[%p], ldap[%p]\n",
sh, (int)sh->connected, sh->ops, sh->fde, sh->ldap));
if (!sh->connected || !sh->ldap) {
DEBUG(2, ("ERROR: LDAP connection is not connected!\n"));
return;
}
ret = ldap_result(sh->ldap, LDAP_RES_ANY, 0, &no_timeout, &msg);
if (ret == 0) {
/* this almost always means we have reached the end of
* the list of received messages */
DEBUG(8, ("Trace: ldap_result found nothing!\n"));
return;
}
if (ret == -1) {
DEBUG(4, ("ldap_result gave -1, something bad happend!\n"));
sdap_handle_release(sh);
return;
}
/* We don't know if this will be the last result.
*
* important: we must do this before actually processing the message
* because the message processing might even free the sdap_handler
* so it must be the last operation.
* FIXME: use tevent_immediate/tevent_queues, when avilable */
memset(&no_timeout, 0, sizeof(struct timeval));
te = tevent_add_timer(ev, sh, no_timeout, sdap_ldap_next_result, sh);
if (!te) {
DEBUG(1, ("Failed to add critical timer to fetch next result!\n"));
}
/* now process this message */
sdap_process_message(ev, sh, msg);
}
/* process a messgae calling the right operation callback.
* msg is completely taken care of (including freeeing it)
* NOTE: this function may even end up freeing the sdap_handle
* so sdap_hanbdle must not be used after this function is called
*/
static void sdap_process_message(struct tevent_context *ev,
struct sdap_handle *sh, LDAPMessage *msg)
{
struct sdap_msg *reply;
struct sdap_op *op;
int msgid;
int msgtype;
int ret;
msgid = ldap_msgid(msg);
if (msgid == -1) {
DEBUG(2, ("can't fire callback, message id invalid!\n"));
ldap_msgfree(msg);
return;
}
msgtype = ldap_msgtype(msg);
for (op = sh->ops; op; op = op->next) {
if (op->msgid == msgid) break;
}
if (op == NULL) {
DEBUG(2, ("Unmatched msgid, discarding message (type: %0x)\n",
msgtype));
ldap_msgfree(msg);
return;
}
/* shouldn't happen */
if (op->done) {
DEBUG(2, ("Operation [%p] already handled (type: %0x)\n", op, msgtype));
ldap_msgfree(msg);
return;
}
switch (msgtype) {
case LDAP_RES_SEARCH_ENTRY:
/* go and process entry */
break;
case LDAP_RES_SEARCH_REFERENCE:
/* more ops to come with this msgid */
/* just ignore */
ldap_msgfree(msg);
return;
case LDAP_RES_BIND:
case LDAP_RES_SEARCH_RESULT:
case LDAP_RES_MODIFY:
case LDAP_RES_ADD:
case LDAP_RES_DELETE:
case LDAP_RES_MODDN:
case LDAP_RES_COMPARE:
case LDAP_RES_EXTENDED:
case LDAP_RES_INTERMEDIATE:
/* no more results expected with this msgid */
op->done = true;
break;
default:
/* unkwon msg type ?? */
DEBUG(1, ("Couldn't figure out the msg type! [%0x]\n", msgtype));
ldap_msgfree(msg);
return;
}
reply = talloc_zero(op, struct sdap_msg);
if (!reply) {
ldap_msgfree(msg);
ret = ENOMEM;
} else {
reply->msg = msg;
ret = sdap_msg_attach(reply, msg);
if (ret != EOK) {
ldap_msgfree(msg);
talloc_zfree(reply);
}
}
if (op->list) {
/* list exist, queue it */
op->last->next = reply;
op->last = reply;
} else {
/* create list, then call callback */
op->list = op->last = reply;
/* must be the last operation as it may end up freeing all memory
* including all ops handlers */
op->callback(op, reply, ret, op->data);
}
}
static void sdap_unlock_next_reply(struct sdap_op *op)
{
struct timeval no_timeout = {0, 0};
struct tevent_timer *te;
op->list = op->list->next;
/* if there are still replies to parse, queue a new operation */
if (op->list) {
te = tevent_add_timer(op->ev, op, no_timeout,
sdap_process_next_reply, op);
if (!te) {
DEBUG(1, ("Failed to add critical timer for next reply!\n"));
op->callback(op, NULL, EFAULT, op->data);
}
}
}
static void sdap_process_next_reply(struct tevent_context *ev,
struct tevent_timer *te,
struct timeval tv, void *pvt)
{
struct sdap_op *op = talloc_get_type(pvt, struct sdap_op);
op->callback(op, op->list, EOK, op->data);
}
static int sdap_install_ldap_callbacks(struct sdap_handle *sh,
struct tevent_context *ev)
{
int fd;
int ret;
ret = get_fd_from_ldap(sh->ldap, &fd);
if (ret) return ret;
sh->fde = tevent_add_fd(ev, sh, fd, TEVENT_FD_READ, sdap_ldap_result, sh);
if (!sh->fde) return ENOMEM;
DEBUG(8, ("Trace: sh[%p], connected[%d], ops[%p], fde[%p], ldap[%p]\n",
sh, (int)sh->connected, sh->ops, sh->fde, sh->ldap));
return EOK;
}
/* ==LDAP-Operations-Helpers============================================== */
static int sdap_op_destructor(void *mem)
{
struct sdap_op *op = (struct sdap_op *)mem;
DLIST_REMOVE(op->sh->ops, op);
if (op->done) return 0;
/* we don't check the result here, if a message was really abandoned,
* hopefully the server will get an abandon.
* If the operation was already fully completed, this is going to be
* just a noop */
ldap_abandon_ext(op->sh->ldap, op->msgid, NULL, NULL);
return 0;
}
static void sdap_op_timeout(struct tevent_req *req)
{
struct sdap_op *op = tevent_req_callback_data(req, struct sdap_op);
/* should never happen, but just in case */
if (op->done) {
DEBUG(2, ("Timeout happened after op was finished !?\n"));
return;
}
/* signal the caller that we have a timeout */
op->callback(op, NULL, ETIME, op->data);
/* send back to the server an abandon (see destructor) and free the op */
talloc_free(op);
}
static int sdap_op_add(TALLOC_CTX *memctx, struct tevent_context *ev,
struct sdap_handle *sh, int msgid,
sdap_op_callback_t *callback, void *data,
int timeout, struct sdap_op **_op)
{
struct sdap_op *op;
op = talloc_zero(memctx, struct sdap_op);
if (!op) return ENOMEM;
op->sh = sh;
op->msgid = msgid;
op->callback = callback;
op->data = data;
op->ev = ev;
/* check if we need to set a timeout */
if (timeout) {
struct tevent_req *req;
struct timeval tv;
tv = tevent_timeval_current();
tv = tevent_timeval_add(&tv, timeout, 0);
/* allocate on op, so when it get freed the timeout is removed */
req = tevent_wakeup_send(op, ev, tv);
if (!req) {
talloc_zfree(op);
return ENOMEM;
}
tevent_req_set_callback(req, sdap_op_timeout, op);
}
DLIST_ADD(sh->ops, op);
talloc_set_destructor((TALLOC_CTX *)op, sdap_op_destructor);
*_op = op;
return EOK;
}
/* ==Connect-to-LDAP-Server=============================================== */
struct sdap_connect_state {
struct tevent_context *ev;
struct sdap_options *opts;
struct sdap_handle *sh;
struct sdap_op *op;
struct sdap_msg *reply;
int result;
};
static void sdap_connect_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt);
struct tevent_req *sdap_connect_send(TALLOC_CTX *memctx,
struct tevent_context *ev,
struct sdap_options *opts,
bool use_start_tls)
{
struct tevent_req *req;
struct sdap_connect_state *state;
struct timeval tv;
int ver;
int lret;
int ret = EOK;
int msgid;
req = tevent_req_create(memctx, &state, struct sdap_connect_state);
if (!req) return NULL;
state->reply = talloc(state, struct sdap_msg);
if (!state->reply) {
talloc_zfree(req);
return NULL;
}
state->ev = ev;
state->opts = opts;
state->sh = sdap_handle_create(state);
if (!state->sh) {
talloc_zfree(req);
return NULL;
}
/* Initialize LDAP handler */
lret = ldap_initialize(&state->sh->ldap, opts->basic[SDAP_URI].value);
if (lret != LDAP_SUCCESS) {
DEBUG(1, ("ldap_initialize failed: %s\n", ldap_err2string(ret)));
goto fail;
}
/* Force ldap version to 3 */
ver = LDAP_VERSION3;
lret = ldap_set_option(state->sh->ldap, LDAP_OPT_PROTOCOL_VERSION, &ver);
if (lret != LDAP_OPT_SUCCESS) {
DEBUG(1, ("Failed to set ldap version to 3\n"));
goto fail;
}
/* Set Network Timeout */
tv.tv_sec = opts->network_timeout;
tv.tv_usec = 0;
lret = ldap_set_option(state->sh->ldap, LDAP_OPT_NETWORK_TIMEOUT, &tv);
if (lret != LDAP_OPT_SUCCESS) {
DEBUG(1, ("Failed to set network timeout to %d\n",
opts->network_timeout));
goto fail;
}
/* Set Default Timeout */
tv.tv_sec = opts->opt_timeout;
tv.tv_usec = 0;
lret = ldap_set_option(state->sh->ldap, LDAP_OPT_TIMEOUT, &tv);
if (lret != LDAP_OPT_SUCCESS) {
DEBUG(1, ("Failed to set default timeout to %d\n",
opts->opt_timeout));
goto fail;
}
/* if we do not use start_tls the connection is not really connected yet
* just fake an async procedure and leave connection to the bind call */
if (!use_start_tls) {
tevent_req_post(req, ev);
return req;
}
DEBUG(4, ("Executing START TLS\n"));
lret = ldap_start_tls(state->sh->ldap, NULL, NULL, &msgid);
if (lret != LDAP_SUCCESS) {
DEBUG(3, ("ldap_start_tls failed: [%s]", ldap_err2string(ret)));
goto fail;
}
state->sh->connected = true;
ret = sdap_install_ldap_callbacks(state->sh, state->ev);
if (ret) goto fail;
/* FIXME: get timeouts from configuration, for now 5 secs. */
ret = sdap_op_add(state, ev, state->sh, msgid,
sdap_connect_done, req, 5, &state->op);
if (ret) {
DEBUG(1, ("Failed to set up operation!\n"));
goto fail;
}
return req;
fail:
if (ret) {
tevent_req_error(req, ret);
} else {
if (lret == LDAP_SERVER_DOWN) {
tevent_req_error(req, EAGAIN);
} else {
tevent_req_error(req, EIO);
}
}
tevent_req_post(req, ev);
return req;
}
static void sdap_connect_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt)
{
struct tevent_req *req = talloc_get_type(pvt, struct tevent_req);
struct sdap_connect_state *state = tevent_req_data(req,
struct sdap_connect_state);
char *errmsg;
int ret;
if (error) {
tevent_req_error(req, error);
return;
}
state->reply = talloc_steal(state, reply);
ret = ldap_parse_result(state->sh->ldap, state->reply->msg,
&state->result, NULL, &errmsg, NULL, NULL, 0);
if (ret != LDAP_SUCCESS) {
DEBUG(2, ("ldap_parse_result failed (%d)\n", state->op->msgid));
tevent_req_error(req, EIO);
return;
}
DEBUG(3, ("START TLS result: %s(%d), %s\n",
ldap_err2string(state->result), state->result, errmsg));
/* FIXME: take care that ldap_install_tls might block */
ret = ldap_install_tls(state->sh->ldap);
if (ret != LDAP_SUCCESS) {
DEBUG(1, ("ldap_install_tls failed.\n"));
state->result = ret;
tevent_req_error(req, EIO);
return;
}
tevent_req_done(req);
}
int sdap_connect_recv(struct tevent_req *req,
TALLOC_CTX *memctx,
struct sdap_handle **sh)
{
struct sdap_connect_state *state = tevent_req_data(req,
struct sdap_connect_state);
enum tevent_req_state tstate;
uint64_t err;
if (tevent_req_is_error(req, &tstate, &err)) {
/* if tstate shows in progress, it is because
* we did not ask to perform tls, just pretend all is fine */
if (tstate != TEVENT_REQ_IN_PROGRESS) {
return err;
}
}
*sh = talloc_steal(memctx, state->sh);
if (!*sh) {
return ENOMEM;
}
return EOK;
}
/* ==Simple-Bind========================================================== */
struct simple_bind_state {
struct tevent_context *ev;
struct sdap_handle *sh;
const char *user_dn;
struct berval *pw;
struct sdap_op *op;
struct sdap_msg *reply;
int result;
};
static void simple_bind_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt);
static struct tevent_req *simple_bind_send(TALLOC_CTX *memctx,
struct tevent_context *ev,
struct sdap_handle *sh,
const char *user_dn,
struct berval *pw)
{
struct tevent_req *req;
struct simple_bind_state *state;
int ret = EOK;
int msgid;
req = tevent_req_create(memctx, &state, struct simple_bind_state);
if (!req) return NULL;
state->reply = talloc(state, struct sdap_msg);
if (!state->reply) {
talloc_zfree(req);
return NULL;
}
state->ev = ev;
state->sh = sh;
state->user_dn = user_dn;
state->pw = pw;
DEBUG(4, ("Executing simple bind as: %s\n", state->user_dn));
ret = ldap_sasl_bind(state->sh->ldap, state->user_dn, LDAP_SASL_SIMPLE,
state->pw, NULL, NULL, &msgid);
if (ret == -1 || msgid == -1) {
DEBUG(1, ("ldap_bind failed\n"));
goto fail;
}
DEBUG(8, ("ldap simple bind sent, msgid = %d\n", msgid));
if (!sh->connected) {
sh->connected = true;
ret = sdap_install_ldap_callbacks(sh, ev);
if (ret) goto fail;
}
/* FIXME: get timeouts from configuration, for now 5 secs. */
ret = sdap_op_add(state, ev, sh, msgid,
simple_bind_done, req, 5, &state->op);
if (ret) {
DEBUG(1, ("Failed to set up operation!\n"));
goto fail;
}
return req;
fail:
if (ret == LDAP_SERVER_DOWN) {
tevent_req_error(req, EAGAIN);
} else {
tevent_req_error(req, EIO);
}
tevent_req_post(req, ev);
return req;
}
static void simple_bind_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt)
{
struct tevent_req *req = talloc_get_type(pvt, struct tevent_req);
struct simple_bind_state *state = tevent_req_data(req,
struct simple_bind_state);
char *errmsg;
int ret;
if (error) {
tevent_req_error(req, error);
return;
}
state->reply = talloc_steal(state, reply);
ret = ldap_parse_result(state->sh->ldap, state->reply->msg,
&state->result, NULL, &errmsg, NULL, NULL, 0);
if (ret != LDAP_SUCCESS) {
DEBUG(2, ("ldap_parse_result failed (%d)\n", state->op->msgid));
tevent_req_error(req, EIO);
return;
}
DEBUG(3, ("Bind result: %s(%d), %s\n",
ldap_err2string(state->result), state->result, errmsg));
tevent_req_done(req);
}
static int simple_bind_recv(struct tevent_req *req, int *ldaperr)
{
struct simple_bind_state *state = tevent_req_data(req,
struct simple_bind_state);
enum tevent_req_state tstate;
uint64_t err;
if (tevent_req_is_error(req, &tstate, &err)) {
*ldaperr = LDAP_OTHER;
return -1;
}
*ldaperr = state->result;
return 0;
}
/* ==Authenticaticate-User-by-DN========================================== */
struct sdap_auth_state {
const char *user_dn;
struct berval pw;
int result;
};
static void sdap_auth_done(struct tevent_req *subreq);
struct tevent_req *sdap_auth_send(TALLOC_CTX *memctx,
struct tevent_context *ev,
struct sdap_handle *sh,
const char *user_dn,
const char *authtok_type,
const char *password)
{
struct tevent_req *req, *subreq;
struct sdap_auth_state *state;
if (authtok_type != NULL && strcasecmp(authtok_type,"password") != 0) {
DEBUG(1,("Authentication token type [%s] is not supported"));
return NULL;
}
req = tevent_req_create(memctx, &state, struct sdap_auth_state);
if (!req) return NULL;
state->user_dn = user_dn;
if (password) {
state->pw.bv_val = discard_const(password);
state->pw.bv_len = strlen(password);
} else {
state->pw.bv_val = NULL;
state->pw.bv_len = 0;
}
subreq = simple_bind_send(state, ev, sh, user_dn, &state->pw);
if (!subreq) {
tevent_req_error(req, EFAULT);
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, sdap_auth_done, req);
return req;
}
static void sdap_auth_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(subreq,
struct tevent_req);
struct sdap_auth_state *state = tevent_req_data(req,
struct sdap_auth_state);
int ret;
ret = simple_bind_recv(subreq, &state->result);
if (ret == -1) {
tevent_req_error(req, EFAULT);
return;
}
tevent_req_done(req);
}
int sdap_auth_recv(struct tevent_req *req, enum sdap_result *result)
{
struct sdap_auth_state *state = tevent_req_data(req,
struct sdap_auth_state);
enum tevent_req_state tstate;
uint64_t err;
if (tevent_req_is_error(req, &tstate, &err)) {
*result = SDAP_ERROR;
return err;
}
switch (state->result) {
case LDAP_SUCCESS:
*result = SDAP_AUTH_SUCCESS;
break;
case LDAP_INVALID_CREDENTIALS:
*result = SDAP_AUTH_FAILED;
break;
default:
*result = SDAP_ERROR;
}
return EOK;
}
/* ==Save-User-Entry====================================================== */
struct sdap_save_user_state {
struct tevent_context *ev;
struct sysdb_handle *handle;
struct sdap_options *opts;
struct sdap_handle *sh;
struct sss_domain_info *dom;
struct sysdb_attrs *attrs;
};
static void sdap_save_user_done(struct tevent_req *subreq);
/* FIXME: support non legacy */
/* FIXME: support storing additional attributes */
static struct tevent_req *sdap_save_user_send(TALLOC_CTX *memctx,
struct tevent_context *ev,
struct sysdb_handle *handle,
struct sdap_options *opts,
struct sss_domain_info *dom,
struct sdap_handle *sh,
struct sdap_msg *entry)
{
struct tevent_req *req, *subreq;
struct sdap_save_user_state *state;
struct ldb_message_element *el;
int ret;
const char *name;
const char *pwd;
const char *gecos;
const char *homedir;
const char *shell;
long int l;
uid_t uid;
gid_t gid;
struct sysdb_attrs *user_attrs;
char *upn = NULL;
req = tevent_req_create(memctx, &state, struct sdap_save_user_state);
if (!req) return NULL;
state->ev = ev;
state->handle = handle;
state->sh = sh;
state->dom = dom;
state->opts = opts;
ret = sdap_parse_user(state, state->opts, state->sh,
entry, &state->attrs, NULL);
if (ret) goto fail;
ret = sysdb_attrs_get_el(state->attrs,
opts->user_map[SDAP_AT_USER_NAME].sys_name, &el);
if (ret) goto fail;
if (el->num_values == 0) {
ret = EINVAL;
goto fail;
}
name = (const char *)el->values[0].data;
ret = sysdb_attrs_get_el(state->attrs,
opts->user_map[SDAP_AT_USER_PWD].sys_name, &el);
if (ret) goto fail;
if (el->num_values == 0) pwd = NULL;
else pwd = (const char *)el->values[0].data;
ret = sysdb_attrs_get_el(state->attrs,
opts->user_map[SDAP_AT_USER_GECOS].sys_name, &el);
if (ret) goto fail;
if (el->num_values == 0) gecos = NULL;
else gecos = (const char *)el->values[0].data;
ret = sysdb_attrs_get_el(state->attrs,
opts->user_map[SDAP_AT_USER_HOME].sys_name, &el);
if (ret) goto fail;
if (el->num_values == 0) homedir = NULL;
else homedir = (const char *)el->values[0].data;
ret = sysdb_attrs_get_el(state->attrs,
opts->user_map[SDAP_AT_USER_SHELL].sys_name, &el);
if (ret) goto fail;
if (el->num_values == 0) shell = NULL;
else shell = (const char *)el->values[0].data;
ret = sysdb_attrs_get_el(state->attrs,
opts->user_map[SDAP_AT_USER_UID].sys_name, &el);
if (ret) goto fail;
if (el->num_values == 0) {
DEBUG(1, ("no uid provided for user [%s] in domain [%s].\n", name,
dom->name));
ret = EINVAL;
goto fail;
}
errno = 0;
l = strtol((const char *)el->values[0].data, NULL, 0);
if (errno) {
ret = EINVAL;
goto fail;
}
uid = l;
ret = sysdb_attrs_get_el(state->attrs,
opts->user_map[SDAP_AT_USER_GID].sys_name, &el);
if (ret) goto fail;
if (el->num_values == 0) {
DEBUG(1, ("no gid provided for user [%s] in domain [%s].\n", name,
dom->name));
ret = EINVAL;
goto fail;
}
errno = 0;
l = strtol((const char *)el->values[0].data, NULL, 0);
if (errno) {
ret = EINVAL;
goto fail;
}
gid = l;
user_attrs = sysdb_new_attrs(state);
if (user_attrs == NULL) {
ret = ENOMEM;
goto fail;
}
ret = sysdb_attrs_get_el(state->attrs, SYSDB_ORIG_DN, &el);
if (ret) {
goto fail;
}
if (el->num_values == 0) {
DEBUG(7, ("Original DN is not available for user [%s].\n", name));
} else {
DEBUG(7, ("Adding original DN [%s] to attributes of user [%s].\n",
el->values[0].data, name));
ret = sysdb_attrs_add_string(user_attrs, SYSDB_ORIG_DN,
(const char *) el->values[0].data);
if (ret) {
goto fail;
}
}
ret = sysdb_attrs_get_el(state->attrs,
opts->user_map[SDAP_AT_USER_PRINC].sys_name, &el);
if (ret) {
goto fail;
}
if (el->num_values == 0) {
DEBUG(7, ("User principle is not available for user [%s].\n", name));
} else {
upn = talloc_strdup(user_attrs, (const char*) el->values[0].data);
if (opts->force_upper_case_realm) {
make_realm_upper_case(upn);
}
DEBUG(7, ("Adding user principle [%s] to attributes of user [%s].\n",
upn, name));
ret = sysdb_attrs_add_string(user_attrs, SYSDB_UPN, upn);
if (ret) {
goto fail;
}
}
DEBUG(6, ("Storing info for user %s\n", name));
subreq = sysdb_store_user_with_attrs_send(state, state->ev, state->handle,
state->dom, name, pwd, uid, gid,
gecos, homedir, shell,
user_attrs);
if (!subreq) {
ret = ENOMEM;
goto fail;
}
tevent_req_set_callback(subreq, sdap_save_user_done, req);
return req;
fail:
tevent_req_error(req, ret);
tevent_req_post(req, ev);
return req;
}
static void sdap_save_user_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(subreq,
struct tevent_req);
int ret;
ret = sysdb_store_user_with_attrs_recv(subreq);
talloc_zfree(subreq);
if (ret) {
tevent_req_error(req, ret);
return;
}
tevent_req_done(req);
}
int sdap_save_user_recv(struct tevent_req *req)
{
enum tevent_req_state tstate;
uint64_t err;
if (tevent_req_is_error(req, &tstate, &err)) {
if (!err) return EIO;
return err;
}
return EOK;
}
/* ==Save-Group-Entry===================================================== */
struct sdap_save_group_state {
struct tevent_context *ev;
struct sysdb_handle *handle;
struct sdap_options *opts;
struct sdap_handle *sh;
struct sss_domain_info *dom;
struct sysdb_attrs *attrs;
};
static void sdap_save_group_done(struct tevent_req *subreq);
/* FIXME: support non legacy */
/* FIXME: support storing additional attributes */
static struct tevent_req *sdap_save_group_send(TALLOC_CTX *memctx,
struct tevent_context *ev,
struct sysdb_handle *handle,
struct sdap_options *opts,
struct sss_domain_info *dom,
struct sdap_handle *sh,
struct sdap_msg *entry)
{
struct tevent_req *req, *subreq;
struct sdap_save_group_state *state;
struct ldb_message_element *el;
int i, ret;
char *name;
const char **members;
long int l;
gid_t gid;
req = tevent_req_create(memctx, &state, struct sdap_save_group_state);
if (!req) return NULL;
state->ev = ev;
state->handle = handle;
state->sh = sh;
state->dom = dom;
state->opts = opts;
ret = sdap_parse_group(state, state->opts, state->sh,
entry, &state->attrs, NULL);
if (ret) goto fail;
ret = sysdb_attrs_get_el(state->attrs,
opts->group_map[SDAP_AT_GROUP_NAME].sys_name, &el);
if (ret) goto fail;
if (el->num_values == 0) {
ret = EINVAL;
goto fail;
}
name = (char *)el->values[0].data;
ret = sysdb_attrs_get_el(state->attrs,
opts->group_map[SDAP_AT_GROUP_MEMBER].sys_name, &el);
if (ret) goto fail;
if (el->num_values == 0) members = NULL;
else {
members = talloc_array(state, const char *, el->num_values +1);
if (!members) {
ret = ENOMEM;
goto fail;
}
for (i = 0; i < el->num_values; i++) {
members[i] = (char *)el->values[i].data;
}
members[i] = NULL;
}
ret = sysdb_attrs_get_el(state->attrs,
opts->group_map[SDAP_AT_GROUP_GID].sys_name, &el);
if (ret) goto fail;
errno = 0;
l = strtol((const char *)el->values[0].data, NULL, 0);
if (errno) {
ret = EINVAL;
goto fail;
}
gid = l;
DEBUG(6, ("Storing info for group %s\n", name));
subreq = sysdb_store_group_send(state, state->ev, state->handle,
state->dom, name, gid, members);
if (!subreq) {
ret = ENOMEM;
goto fail;
}
tevent_req_set_callback(subreq, sdap_save_group_done, req);
return req;
fail:
tevent_req_error(req, ret);
tevent_req_post(req, ev);
return req;
}
static void sdap_save_group_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(subreq,
struct tevent_req);
int ret;
ret = sysdb_store_group_recv(subreq);
talloc_zfree(subreq);
if (ret) {
tevent_req_error(req, ret);
return;
}
tevent_req_done(req);
}
int sdap_save_group_recv(struct tevent_req *req)
{
enum tevent_req_state tstate;
uint64_t err;
if (tevent_req_is_error(req, &tstate, &err)) {
if (!err) return EIO;
return err;
}
return EOK;
}
/* ==Search-Users-with-filter============================================= */
struct sdap_get_users_state {
struct tevent_context *ev;
struct sdap_options *opts;
struct sdap_handle *sh;
struct sss_domain_info *dom;
const char **attrs;
const char *filter;
struct sysdb_handle *handle;
struct sdap_op *op;
};
static void sdap_get_users_transaction(struct tevent_req *subreq);
static void sdap_get_users_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt);
static void sdap_get_users_save_done(struct tevent_req *subreq);
struct tevent_req *sdap_get_users_send(TALLOC_CTX *memctx,
struct tevent_context *ev,
struct sss_domain_info *dom,
struct sysdb_ctx *sysdb,
struct sdap_options *opts,
struct sdap_handle *sh,
const char **attrs,
const char *filter)
{
struct tevent_req *req, *subreq;
struct sdap_get_users_state *state;
req = tevent_req_create(memctx, &state, struct sdap_get_users_state);
if (!req) return NULL;
state->ev = ev;
state->opts = opts;
state->dom = dom;
state->sh = sh;
state->filter = filter;
state->attrs = attrs;
subreq = sysdb_transaction_send(state, state->ev, sysdb);
if (!subreq) return NULL;
tevent_req_set_callback(subreq, sdap_get_users_transaction, req);
return req;
}
static void sdap_get_users_transaction(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(subreq,
struct tevent_req);
struct sdap_get_users_state *state = tevent_req_data(req,
struct sdap_get_users_state);
int lret, ret;
int msgid;
ret = sysdb_transaction_recv(subreq, state, &state->handle);
talloc_zfree(subreq);
if (ret) {
tevent_req_error(req, ret);
return;
}
DEBUG(5, ("calling ldap_search_ext with [%s].\n", state->filter));
lret = ldap_search_ext(state->sh->ldap,
state->opts->basic[SDAP_USER_SEARCH_BASE].value,
LDAP_SCOPE_SUBTREE, state->filter,
discard_const(state->attrs),
false, NULL, NULL, NULL, 0, &msgid);
if (lret != LDAP_SUCCESS) {
DEBUG(3, ("ldap_search_ext failed: %s\n", ldap_err2string(lret)));
tevent_req_error(req, EIO);
return;
}
DEBUG(8, ("ldap_search_ext called, msgid = %d\n", msgid));
/* FIXME: get timeouts from configuration, for now 10 minutes */
ret = sdap_op_add(state, state->ev, state->sh, msgid,
sdap_get_users_done, req, 600, &state->op);
if (ret) {
DEBUG(1, ("Failed to set up operation!\n"));
tevent_req_error(req, ret);
}
}
static void sdap_get_users_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt)
{
struct tevent_req *req = talloc_get_type(pvt, struct tevent_req);
struct sdap_get_users_state *state = tevent_req_data(req,
struct sdap_get_users_state);
struct tevent_req *subreq;
char *errmsg;
int result;
int ret;
if (error) {
tevent_req_error(req, error);
return;
}
switch (ldap_msgtype(reply->msg)) {
case LDAP_RES_SEARCH_REFERENCE:
/* ignore references for now */
talloc_free(reply);
/* unlock the operation so that we can proceed with the next result */
sdap_unlock_next_reply(state->op);
break;
case LDAP_RES_SEARCH_ENTRY:
subreq = sdap_save_user_send(state, state->ev, state->handle,
state->opts, state->dom,
state->sh, reply);
if (!subreq) {
tevent_req_error(req, ENOMEM);
return;
}
tevent_req_set_callback(subreq, sdap_get_users_save_done, req);
/* attach reply to subreq,
* will not be needed anymore once subreq is done */
talloc_steal(subreq, reply);
break;
case LDAP_RES_SEARCH_RESULT:
/* End of the story */
ret = ldap_parse_result(state->sh->ldap, reply->msg,
&result, NULL, &errmsg, NULL, NULL, 0);
if (ret != LDAP_SUCCESS) {
DEBUG(2, ("ldap_parse_result failed (%d)\n", state->op->msgid));
tevent_req_error(req, EIO);
return;
}
DEBUG(3, ("Search result: %s(%d), %s\n",
ldap_err2string(result), result, errmsg));
subreq = sysdb_transaction_commit_send(state, state->ev,
state->handle);
if (!subreq) {
tevent_req_error(req, ENOMEM);
return;
}
/* sysdb_transaction_complete will call tevent_req_done(req) */
tevent_req_set_callback(subreq, sysdb_transaction_complete, req);
break;
default:
/* what is going on here !? */
tevent_req_error(req, EIO);
return;
}
}
static void sdap_get_users_save_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(subreq,
struct tevent_req);
struct sdap_get_users_state *state = tevent_req_data(req,
struct sdap_get_users_state);
int ret;
ret = sdap_save_user_recv(subreq);
talloc_zfree(subreq);
/* If the configuration has id ranges and the remote user is out
* of these ranges we will get back an ERANGE error. In this case
* we just ignore the error and go on with the next op */
if (ret && (ret != ERANGE)) {
tevent_req_error(req, ret);
return;
}
/* unlock the operation so that we can proceed with the next result */
sdap_unlock_next_reply(state->op);
}
int sdap_get_users_recv(struct tevent_req *req)
{
enum tevent_req_state tstate;
uint64_t err;
if (tevent_req_is_error(req, &tstate, &err)) {
if (err) return err;
return EIO;
}
return EOK;
}
/* ==Search-Groups-with-filter============================================ */
struct sdap_get_groups_state {
struct tevent_context *ev;
struct sdap_options *opts;
struct sdap_handle *sh;
struct sss_domain_info *dom;
const char **attrs;
const char *filter;
struct sysdb_handle *handle;
struct sdap_op *op;
};
static void sdap_get_groups_transaction(struct tevent_req *subreq);
static void sdap_get_groups_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt);
static void sdap_get_groups_save_done(struct tevent_req *subreq);
struct tevent_req *sdap_get_groups_send(TALLOC_CTX *memctx,
struct tevent_context *ev,
struct sss_domain_info *dom,
struct sysdb_ctx *sysdb,
struct sdap_options *opts,
struct sdap_handle *sh,
const char **attrs,
const char *filter)
{
struct tevent_req *req, *subreq;
struct sdap_get_groups_state *state;
req = tevent_req_create(memctx, &state, struct sdap_get_groups_state);
if (!req) return NULL;
state->ev = ev;
state->opts = opts;
state->dom = dom;
state->sh = sh;
state->filter = filter;
state->attrs = attrs;
subreq = sysdb_transaction_send(state, state->ev, sysdb);
if (!subreq) return NULL;
tevent_req_set_callback(subreq, sdap_get_groups_transaction, req);
return req;
}
static void sdap_get_groups_transaction(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(subreq,
struct tevent_req);
struct sdap_get_groups_state *state = tevent_req_data(req,
struct sdap_get_groups_state);
int ret, lret;
int msgid;
ret = sysdb_transaction_recv(subreq, state, &state->handle);
talloc_zfree(subreq);
if (ret) {
tevent_req_error(req, ret);
return;
}
DEBUG(5, ("calling ldap_search_ext with [%s].\n", state->filter));
lret = ldap_search_ext(state->sh->ldap,
state->opts->basic[SDAP_GROUP_SEARCH_BASE].value,
LDAP_SCOPE_SUBTREE, state->filter,
discard_const(state->attrs),
false, NULL, NULL, NULL, 0, &msgid);
if (lret != LDAP_SUCCESS) {
DEBUG(3, ("ldap_search_ext failed: %s\n", ldap_err2string(lret)));
tevent_req_error(req, EIO);
return;
}
DEBUG(8, ("ldap_search_ext called, msgid = %d\n", msgid));
/* FIXME: get timeouts from configuration, for now 10 minutes */
ret = sdap_op_add(state, state->ev, state->sh, msgid,
sdap_get_groups_done, req, 600, &state->op);
if (ret) {
DEBUG(1, ("Failed to set up operation!\n"));
tevent_req_error(req, ret);
}
}
static void sdap_get_groups_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt)
{
struct tevent_req *req = talloc_get_type(pvt, struct tevent_req);
struct sdap_get_groups_state *state = tevent_req_data(req,
struct sdap_get_groups_state);
struct tevent_req *subreq;
char *errmsg;
int result;
int ret;
if (error) {
tevent_req_error(req, error);
return;
}
switch (ldap_msgtype(reply->msg)) {
case LDAP_RES_SEARCH_REFERENCE:
/* ignore references for now */
talloc_free(reply);
/* unlock the operation so that we can proceed with the next result */
sdap_unlock_next_reply(state->op);
break;
case LDAP_RES_SEARCH_ENTRY:
subreq = sdap_save_group_send(state, state->ev, state->handle,
state->opts, state->dom,
state->sh, reply);
if (!subreq) {
tevent_req_error(req, ENOMEM);
return;
}
tevent_req_set_callback(subreq, sdap_get_groups_save_done, req);
/* attach reply to subreq,
* will not be needed anymore once subreq is done */
talloc_steal(subreq, reply);
break;
case LDAP_RES_SEARCH_RESULT:
/* End of the story */
ret = ldap_parse_result(state->sh->ldap, reply->msg,
&result, NULL, &errmsg, NULL, NULL, 0);
if (ret != LDAP_SUCCESS) {
DEBUG(2, ("ldap_parse_result failed (%d)\n", state->op->msgid));
tevent_req_error(req, EIO);
return;
}
DEBUG(3, ("Search result: %s(%d), %s\n",
ldap_err2string(result), result, errmsg));
subreq = sysdb_transaction_commit_send(state, state->ev,
state->handle);
if (!subreq) {
tevent_req_error(req, ENOMEM);
return;
}
/* sysdb_transaction_complete will call tevent_req_done(req) */
tevent_req_set_callback(subreq, sysdb_transaction_complete, req);
break;
default:
/* what is going on here !? */
tevent_req_error(req, EIO);
return;
}
}
static void sdap_get_groups_save_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(subreq,
struct tevent_req);
struct sdap_get_groups_state *state = tevent_req_data(req,
struct sdap_get_groups_state);
int ret;
ret = sdap_save_group_recv(subreq);
talloc_zfree(subreq);
/* If the configuration has id ranges and the remote user is out
* of these ranges we will get back an ERANGE error. In this case
* we just ignore the error and go on with the next op */
if (ret && (ret != ERANGE)) {
tevent_req_error(req, ret);
return;
}
/* unlock the operation so that we can proceed with the next result */
sdap_unlock_next_reply(state->op);
}
int sdap_get_groups_recv(struct tevent_req *req)
{
enum tevent_req_state tstate;
uint64_t err;
if (tevent_req_is_error(req, &tstate, &err)) {
if (err) return err;
return EIO;
}
return EOK;
}
/* ==Initgr-call-(groups-a-user-is-member-of)============================= */
struct sdap_get_initgr_state {
struct tevent_context *ev;
struct sysdb_ctx *sysdb;
struct sdap_options *opts;
struct sss_domain_info *dom;
struct sdap_handle *sh;
const char *name;
const char **grp_attrs;
const char *filter;
struct sysdb_handle *handle;
struct sdap_op *op;
};
static void sdap_get_initgr_process(struct tevent_req *subreq);
static void sdap_get_initgr_transaction(struct tevent_req *subreq);
static void sdap_get_initgr_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt);
static void sdap_get_initgr_save_done(struct tevent_req *subreq);
struct tevent_req *sdap_get_initgr_send(TALLOC_CTX *memctx,
struct tevent_context *ev,
struct sss_domain_info *dom,
struct sysdb_ctx *sysdb,
struct sdap_options *opts,
struct sdap_handle *sh,
const char *name,
const char **grp_attrs)
{
struct tevent_req *req, *subreq;
struct sdap_get_initgr_state *state;
struct timeval tv = {0, 0};
const char **attrs;
int ret;
req = tevent_req_create(memctx, &state, struct sdap_get_initgr_state);
if (!req) return NULL;
state->ev = ev;
state->opts = opts;
state->sysdb = sysdb;
state->dom = dom;
state->sh = sh;
state->name = name;
state->grp_attrs = grp_attrs;
switch (opts->schema_type) {
case SDAP_SCHEMA_RFC2307:
subreq = tevent_wakeup_send(state, ev, tv);
if (!subreq) {
ret = ENOMEM;
goto fail;
}
tevent_req_set_callback(subreq, sdap_get_initgr_process, req);
break;
case SDAP_SCHEMA_RFC2307BIS:
attrs = talloc_array(state, const char *, 2);
if (!attrs) {
ret = ENOMEM;
goto fail;
}
attrs[0] = SYSDB_ORIG_DN;
attrs[1] = NULL;
subreq = sysdb_search_user_by_name_send(state, ev, sysdb, NULL,
dom, name, attrs);
if (!subreq) {
ret = ENOMEM;
goto fail;
}
tevent_req_set_callback(subreq, sdap_get_initgr_process, req);
break;
default:
ret = EINVAL;
goto fail;
}
return req;
fail:
tevent_req_error(req, EIO);
tevent_req_post(req, ev);
return req;
}
static void sdap_get_initgr_process(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(subreq,
struct tevent_req);
struct sdap_get_initgr_state *state = tevent_req_data(req,
struct sdap_get_initgr_state);
struct ldb_message *msg;
const char *user_dn;
int ret;
switch (state->opts->schema_type) {
case SDAP_SCHEMA_RFC2307:
if (!tevent_wakeup_recv(subreq)) {
tevent_req_error(req, EFAULT);
return;
}
talloc_zfree(subreq);
state->filter = talloc_asprintf(state, "(&(%s=%s)(objectclass=%s))",
state->opts->group_map[SDAP_AT_GROUP_MEMBER].name,
state->name,
state->opts->group_map[SDAP_OC_GROUP].name);
break;
case SDAP_SCHEMA_RFC2307BIS:
ret = sysdb_search_user_recv(subreq, state, &msg);
talloc_zfree(subreq);
if (ret) {
tevent_req_error(req, ret);
return;
}
user_dn = ldb_msg_find_attr_as_string(msg, SYSDB_ORIG_DN, NULL);
if (!user_dn) {
tevent_req_error(req, ENOENT);
return;
}
state->filter = talloc_asprintf(state, "(&(%s=%s)(objectclass=%s))",
state->opts->user_map[SDAP_AT_GROUP_MEMBER].name,
user_dn,
state->opts->user_map[SDAP_OC_GROUP].name);
talloc_free(msg);
break;
default:
tevent_req_error(req, EINVAL);
return;
}
if (!state->filter) {
tevent_req_error(req, ENOMEM);
return;
}
subreq = sysdb_transaction_send(state, state->ev, state->sysdb);
if (!subreq) {
tevent_req_error(req, ENOMEM);
return;
}
tevent_req_set_callback(subreq, sdap_get_initgr_transaction, req);
}
static void sdap_get_initgr_transaction(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(subreq,
struct tevent_req);
struct sdap_get_initgr_state *state = tevent_req_data(req,
struct sdap_get_initgr_state);
int ret, lret;
int msgid;
ret = sysdb_transaction_recv(subreq, state, &state->handle);
talloc_zfree(subreq);
if (ret) {
tevent_req_error(req, ret);
return;
}
DEBUG(5, ("calling ldap_search_ext with filter:[%s].\n", state->filter));
lret = ldap_search_ext(state->sh->ldap,
state->opts->basic[SDAP_GROUP_SEARCH_BASE].value,
LDAP_SCOPE_SUBTREE, state->filter,
discard_const(state->grp_attrs),
false, NULL, NULL, NULL, 0, &msgid);
if (lret != LDAP_SUCCESS) {
DEBUG(3, ("ldap_search_ext failed: %s\n", ldap_err2string(lret)));
tevent_req_error(req, EIO);
return;
}
DEBUG(8, ("ldap_search_ext called, msgid = %d\n", msgid));
/* FIXME: get timeouts from configuration, for now 10 minutes */
ret = sdap_op_add(state, state->ev, state->sh, msgid,
sdap_get_initgr_done, req, 600, &state->op);
if (ret) {
DEBUG(1, ("Failed to set up operation!\n"));
tevent_req_error(req, ret);
}
}
static void sdap_get_initgr_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt)
{
struct tevent_req *req = talloc_get_type(pvt, struct tevent_req);
struct sdap_get_initgr_state *state = tevent_req_data(req,
struct sdap_get_initgr_state);
struct tevent_req *subreq;
char *errmsg;
int result;
int ret;
if (error) {
tevent_req_error(req, error);
return;
}
switch (ldap_msgtype(reply->msg)) {
case LDAP_RES_SEARCH_REFERENCE:
/* ignore references for now */
talloc_free(reply);
/* unlock the operation so that we can proceed with the next result */
sdap_unlock_next_reply(state->op);
break;
case LDAP_RES_SEARCH_ENTRY:
subreq = sdap_save_group_send(state, state->ev, state->handle,
state->opts, state->dom,
state->sh, reply);
if (!subreq) {
tevent_req_error(req, ENOMEM);
return;
}
tevent_req_set_callback(subreq, sdap_get_initgr_save_done, req);
/* attach reply to subreq,
* will not be needed anymore once subreq is done */
talloc_steal(subreq, reply);
break;
case LDAP_RES_SEARCH_RESULT:
/* End of the story */
ret = ldap_parse_result(state->sh->ldap, reply->msg,
&result, NULL, &errmsg, NULL, NULL, 0);
if (ret != LDAP_SUCCESS) {
DEBUG(2, ("ldap_parse_result failed (%d)\n", state->op->msgid));
tevent_req_error(req, EIO);
return;
}
DEBUG(3, ("Search result: %s(%d), %s\n",
ldap_err2string(result), result, errmsg));
subreq = sysdb_transaction_commit_send(state, state->ev,
state->handle);
if (!subreq) {
tevent_req_error(req, ENOMEM);
return;
}
/* sysdb_transaction_complete will call tevent_req_done(req) */
tevent_req_set_callback(subreq, sysdb_transaction_complete, req);
break;
default:
/* what is going on here !? */
tevent_req_error(req, EIO);
return;
}
}
static void sdap_get_initgr_save_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(subreq,
struct tevent_req);
struct sdap_get_initgr_state *state = tevent_req_data(req,
struct sdap_get_initgr_state);
int ret;
ret = sdap_save_group_recv(subreq);
talloc_zfree(subreq);
/* If the configuration has id ranges and the remote user is out
* of these ranges we will get back an ERANGE error. In this case
* we just ignore the error and go on with the next op */
if (ret && (ret != ERANGE)) {
tevent_req_error(req, ret);
return;
}
/* unlock the operation so that we can proceed with the next result */
sdap_unlock_next_reply(state->op);
}
int sdap_get_initgr_recv(struct tevent_req *req)
{
enum tevent_req_state tstate;
uint64_t err;
if (tevent_req_is_error(req, &tstate, &err)) {
if (err) return err;
return EIO;
}
return EOK;
}
struct sdap_exop_modify_passwd_state {
struct sdap_handle *sh;
struct sdap_op *op;
int result;
};
static void sdap_exop_modify_passwd_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt);
struct tevent_req *sdap_exop_modify_passwd_send(TALLOC_CTX *memctx,
struct tevent_context *ev,
struct sdap_handle *sh,
char *user_dn,
char *password,
char *new_password)
{
struct tevent_req *req = NULL;
struct sdap_exop_modify_passwd_state *state;
int ret;
BerElement *ber = NULL;
struct berval *bv = NULL;
int msgid;
req = tevent_req_create(memctx, &state,
struct sdap_exop_modify_passwd_state);
if (!req) return NULL;
state->sh = sh;
ber = ber_alloc_t( LBER_USE_DER );
if (ber == NULL) {
DEBUG(7, ("ber_alloc_t failed.\n"));
talloc_zfree(req);
return NULL;
}
ret = ber_printf( ber, "{tststs}", LDAP_TAG_EXOP_MODIFY_PASSWD_ID,
user_dn,
LDAP_TAG_EXOP_MODIFY_PASSWD_OLD, password,
LDAP_TAG_EXOP_MODIFY_PASSWD_NEW, new_password);
if (ret == -1) {
DEBUG(1, ("ber_printf failed.\n"));
ber_free(ber, 1);
talloc_zfree(req);
return NULL;
}
ret = ber_flatten(ber, &bv);
ber_free(ber, 1);
if (ret == -1) {
DEBUG(1, ("ber_flatten failed.\n"));
talloc_zfree(req);
return NULL;
}
DEBUG(4, ("Executing extended operation\n"));
ret = ldap_extended_operation(state->sh->ldap, LDAP_EXOP_MODIFY_PASSWD,
bv, NULL, NULL, &msgid);
ber_bvfree(bv);
if (ret == -1 || msgid == -1) {
DEBUG(1, ("ldap_extended_operation failed\n"));
goto fail;
}
DEBUG(8, ("ldap_extended_operation sent, msgid = %d\n", msgid));
/* FIXME: get timeouts from configuration, for now 5 secs. */
ret = sdap_op_add(state, ev, state->sh, msgid,
sdap_exop_modify_passwd_done, req, 5, &state->op);
if (ret) {
DEBUG(1, ("Failed to set up operation!\n"));
goto fail;
}
return req;
fail:
tevent_req_error(req, EIO);
tevent_req_post(req, ev);
return req;
}
static void sdap_exop_modify_passwd_done(struct sdap_op *op,
struct sdap_msg *reply,
int error, void *pvt)
{
struct tevent_req *req = talloc_get_type(pvt, struct tevent_req);
struct sdap_exop_modify_passwd_state *state = tevent_req_data(req,
struct sdap_exop_modify_passwd_state);
char *errmsg;
int ret;
if (error) {
tevent_req_error(req, error);
return;
}
ret = ldap_parse_result(state->sh->ldap, reply->msg,
&state->result, NULL, &errmsg, NULL, NULL, 0);
if (ret != LDAP_SUCCESS) {
DEBUG(2, ("ldap_parse_result failed (%d)\n", state->op->msgid));
tevent_req_error(req, EIO);
return;
}
DEBUG(3, ("ldap_extended_operation result: %s(%d), %s\n",
ldap_err2string(state->result), state->result, errmsg));
tevent_req_done(req);
}
int sdap_exop_modify_passwd_recv(struct tevent_req *req,
enum sdap_result *result)
{
struct sdap_exop_modify_passwd_state *state = tevent_req_data(req,
struct sdap_exop_modify_passwd_state);
enum tevent_req_state tstate;
uint64_t err;
*result = SDAP_ERROR;
if (tevent_req_is_error(req, &tstate, &err)) {
return err;
}
if (state->result == LDAP_SUCCESS) {
*result = SDAP_SUCCESS;
}
return EOK;
}
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