static isc_result_t dlz_bind9_writeable_zone_hook(dns_view_t *view,
const char *zone_name)
{
struct torture_context *tctx = talloc_get_type((void *)view, struct torture_context);
struct ldb_context *samdb = samdb_connect_url(tctx, NULL, tctx->lp_ctx,
system_session(tctx->lp_ctx),
0, lpcfg_private_path(tctx, tctx->lp_ctx, "dns/sam.ldb"));
struct ldb_message *msg;
int ret;
const char *attrs[] = {
NULL
};
if (!samdb) {
torture_fail(tctx, "Failed to connect to samdb");
return ISC_R_FAILURE;
}
ret = dsdb_search_one(samdb, tctx, &msg, NULL,
LDB_SCOPE_SUBTREE, attrs, DSDB_SEARCH_SEARCH_ALL_PARTITIONS,
"(&(objectClass=dnsZone)(name=%s))", zone_name);
if (ret != LDB_SUCCESS) {
torture_fail(tctx, talloc_asprintf(tctx, "Failed to search for %s: %s", zone_name, ldb_errstring(samdb)));
return ISC_R_FAILURE;
}
talloc_free(msg);
return ISC_R_SUCCESS;
}
/**
\details Initialize the EMSABP context and open connections to
Samba databases.
\param lp_ctx pointer to the loadparm context
\param tdb_ctx pointer to the EMSABP TDB context
\return Allocated emsabp_context on success, otherwise NULL
*/
_PUBLIC_ struct emsabp_context *emsabp_init(struct loadparm_context *lp_ctx,
TDB_CONTEXT *tdb_ctx)
{
TALLOC_CTX *mem_ctx;
struct emsabp_context *emsabp_ctx;
struct tevent_context *ev;
const char *samdb_url;
/* Sanity checks */
if (!lp_ctx) return NULL;
mem_ctx = talloc_named(NULL, 0, "emsabp_init");
emsabp_ctx = talloc_zero(mem_ctx, struct emsabp_context);
if (!emsabp_ctx) {
talloc_free(mem_ctx);
return NULL;
}
emsabp_ctx->mem_ctx = mem_ctx;
ev = tevent_context_init(mem_ctx);
if (!ev) {
talloc_free(mem_ctx);
return NULL;
}
tevent_loop_allow_nesting(ev);
/* Save a pointer to the loadparm context */
emsabp_ctx->lp_ctx = lp_ctx;
/* Retrieve samdb url (local or external) */
samdb_url = lpcfg_parm_string(lp_ctx, NULL, "dcerpc_mapiproxy", "samdb_url");
/* return an opaque context pointer on samDB database */
if (!samdb_url) {
emsabp_ctx->samdb_ctx = samdb_connect(mem_ctx, ev, lp_ctx, system_session(lp_ctx), 0);
} else {
emsabp_ctx->samdb_ctx = samdb_connect_url(mem_ctx, ev, lp_ctx, system_session(lp_ctx), 0, samdb_url);
}
if (!emsabp_ctx->samdb_ctx) {
talloc_free(mem_ctx);
DEBUG(0, ("[%s:%d]: Connection to \"sam.ldb\" failed\n", __FUNCTION__, __LINE__));
return NULL;
}
/* Reference the global TDB context to the current emsabp context */
emsabp_ctx->tdb_ctx = tdb_ctx;
/* Initialize a temporary (on-memory) TDB database to store
* temporary MId used within EMSABP */
emsabp_ctx->ttdb_ctx = emsabp_tdb_init_tmp(emsabp_ctx->mem_ctx);
if (!emsabp_ctx->ttdb_ctx) {
smb_panic("unable to create on-memory TDB database");
}
return emsabp_ctx;
}
/**
\details Initialize ldb_context to samdb, creates one for all emsmdbp
contexts
\param lp_ctx pointer to the loadparm context
*/
static struct ldb_context *samdb_init(struct loadparm_context *lp_ctx)
{
TALLOC_CTX *mem_ctx;
struct tevent_context *ev;
const char *samdb_url;
if (samdb_ctx) return samdb_ctx;
mem_ctx = talloc_autofree_context();
ev = tevent_context_init(mem_ctx);
if (!ev) {
OC_PANIC(false, ("Fail to initialize tevent_context\n"));
return NULL;
}
tevent_loop_allow_nesting(ev);
/* Retrieve samdb url (local or external) */
samdb_url = lpcfg_parm_string(lp_ctx, NULL, "dcerpc_mapiproxy", "samdb_url");
if (!samdb_url) {
samdb_ctx = samdb_connect(mem_ctx, ev, lp_ctx, system_session(lp_ctx), 0);
} else {
samdb_ctx = samdb_connect_url(mem_ctx, ev, lp_ctx, system_session(lp_ctx),
LDB_FLG_RECONNECT, samdb_url);
}
return samdb_ctx;
}
/*
called to initialise the driver
*/
_PUBLIC_ isc_result_t dlz_create(const char *dlzname,
unsigned int argc, char *argv[],
void **dbdata, ...)
{
struct dlz_bind9_data *state;
const char *helper_name;
va_list ap;
isc_result_t result;
struct ldb_dn *dn;
NTSTATUS nt_status;
state = talloc_zero(NULL, struct dlz_bind9_data);
if (state == NULL) {
return ISC_R_NOMEMORY;
}
talloc_set_destructor(state, dlz_state_debug_unregister);
/* fill in the helper functions */
va_start(ap, dbdata);
while ((helper_name = va_arg(ap, const char *)) != NULL) {
b9_add_helper(state, helper_name, va_arg(ap, void*));
}
va_end(ap);
/* Do not install samba signal handlers */
fault_setup_disable();
/* Start logging (to the bind9 logs) */
debug_set_callback(state, b9_debug);
state->ev_ctx = s4_event_context_init(state);
if (state->ev_ctx == NULL) {
result = ISC_R_NOMEMORY;
goto failed;
}
result = parse_options(state, argc, argv, &state->options);
if (result != ISC_R_SUCCESS) {
goto failed;
}
state->lp = loadparm_init_global(true);
if (state->lp == NULL) {
result = ISC_R_NOMEMORY;
goto failed;
}
if (state->options.debug) {
lpcfg_do_global_parameter(state->lp, "log level", state->options.debug);
} else {
lpcfg_do_global_parameter(state->lp, "log level", "0");
}
if (smb_krb5_init_context(state, state->ev_ctx, state->lp, &state->smb_krb5_ctx) != 0) {
result = ISC_R_NOMEMORY;
goto failed;
}
nt_status = gensec_init();
if (!NT_STATUS_IS_OK(nt_status)) {
result = ISC_R_NOMEMORY;
goto failed;
}
state->auth_context = talloc_zero(state, struct auth4_context);
if (state->auth_context == NULL) {
result = ISC_R_NOMEMORY;
goto failed;
}
if (state->options.url == NULL) {
state->options.url = lpcfg_private_path(state, state->lp, "dns/sam.ldb");
if (state->options.url == NULL) {
result = ISC_R_NOMEMORY;
goto failed;
}
}
state->samdb = samdb_connect_url(state, state->ev_ctx, state->lp,
system_session(state->lp), 0, state->options.url);
if (state->samdb == NULL) {
state->log(ISC_LOG_ERROR, "samba_dlz: Failed to connect to %s",
state->options.url);
result = ISC_R_FAILURE;
goto failed;
}
dn = ldb_get_default_basedn(state->samdb);
if (dn == NULL) {
state->log(ISC_LOG_ERROR, "samba_dlz: Unable to get basedn for %s - %s",
state->options.url, ldb_errstring(state->samdb));
result = ISC_R_FAILURE;
goto failed;
}
state->log(ISC_LOG_INFO, "samba_dlz: started for DN %s",
ldb_dn_get_linearized(dn));
state->auth_context->event_ctx = state->ev_ctx;
state->auth_context->lp_ctx = state->lp;
state->auth_context->sam_ctx = state->samdb;
state->auth_context->generate_session_info_pac = b9_generate_session_info_pac;
*dbdata = state;
return ISC_R_SUCCESS;
failed:
talloc_free(state);
return result;
}
/**
\details Initialize the EMSMDBP context and open connections to
Samba databases.
\param lp_ctx pointer to the loadparm_context
\param username account name for current session
\param ldb_ctx pointer to the openchange dispatcher ldb database
\return Allocated emsmdbp_context pointer on success, otherwise
NULL
*/
_PUBLIC_ struct emsmdbp_context *emsmdbp_init(struct loadparm_context *lp_ctx,
const char *username,
void *oc_ctx)
{
TALLOC_CTX *mem_ctx;
struct emsmdbp_context *emsmdbp_ctx;
struct tevent_context *ev;
enum mapistore_error ret;
const char *samdb_url;
/* Sanity Checks */
if (!lp_ctx) return NULL;
mem_ctx = talloc_named(NULL, 0, "emsmdbp_init");
emsmdbp_ctx = talloc_zero(mem_ctx, struct emsmdbp_context);
if (!emsmdbp_ctx) {
talloc_free(mem_ctx);
return NULL;
}
emsmdbp_ctx->mem_ctx = mem_ctx;
ev = tevent_context_init(mem_ctx);
if (!ev) {
talloc_free(mem_ctx);
return NULL;
}
tevent_loop_allow_nesting(ev);
/* Save a pointer to the loadparm context */
emsmdbp_ctx->lp_ctx = lp_ctx;
/* Retrieve samdb url (local or external) */
samdb_url = lpcfg_parm_string(lp_ctx, NULL, "dcerpc_mapiproxy", "samdb_url");
/* return an opaque context pointer on samDB database */
if (!samdb_url) {
emsmdbp_ctx->samdb_ctx = samdb_connect(mem_ctx, ev, lp_ctx, system_session(lp_ctx), 0);
} else {
emsmdbp_ctx->samdb_ctx = samdb_connect_url(mem_ctx, ev, lp_ctx, system_session(lp_ctx), 0, samdb_url);
}
if (!emsmdbp_ctx->samdb_ctx) {
talloc_free(mem_ctx);
DEBUG(0, ("[%s:%d]: Connection to \"sam.ldb\" failed\n", __FUNCTION__, __LINE__));
return NULL;
}
/* Reference global OpenChange dispatcher database pointer within current context */
emsmdbp_ctx->oc_ctx = oc_ctx;
/* Initialize the mapistore context */
emsmdbp_ctx->mstore_ctx = mapistore_init(mem_ctx, lp_ctx, NULL);
if (!emsmdbp_ctx->mstore_ctx) {
DEBUG(0, ("[%s:%d]: MAPISTORE initialization failed\n", __FUNCTION__, __LINE__));
talloc_free(mem_ctx);
return NULL;
}
ret = mapistore_set_connection_info(emsmdbp_ctx->mstore_ctx, emsmdbp_ctx->samdb_ctx, emsmdbp_ctx->oc_ctx, username);
if (ret != MAPISTORE_SUCCESS) {
DEBUG(0, ("[%s:%d]: MAPISTORE connection info initialization failed\n", __FUNCTION__, __LINE__));
talloc_free(mem_ctx);
return NULL;
}
talloc_set_destructor((void *)emsmdbp_ctx->mstore_ctx, (int (*)(void *))emsmdbp_mapi_store_destructor);
/* Initialize MAPI handles context */
emsmdbp_ctx->handles_ctx = mapi_handles_init(mem_ctx);
if (!emsmdbp_ctx->handles_ctx) {
DEBUG(0, ("[%s:%d]: MAPI handles context initialization failed\n", __FUNCTION__, __LINE__));
talloc_free(mem_ctx);
return NULL;
}
talloc_set_destructor((void *)emsmdbp_ctx->handles_ctx, (int (*)(void *))emsmdbp_mapi_handles_destructor);
return emsmdbp_ctx;
}
