static scf_propertygroup_t *
add_property_group_to_instance(scf_handle_t *handle, scf_instance_t *instance,
const char *pg_name, const char *pg_type)
{
scf_propertygroup_t *pg;
pg = scf_pg_create(handle);
if (pg == NULL) {
KSSL_DEBUG("scf_pg_create failed: %s\n",
scf_strerror(scf_error()));
(void) fprintf(stderr, gettext(
"Unexpected fatal libscf error: %s. Exiting.\n"),
scf_strerror(scf_error()));
return (NULL);
}
if (scf_instance_add_pg(instance, pg_name, pg_type, 0, pg) != 0) {
KSSL_DEBUG("ERROR: scf_instance_add_pg failed: %s\n",
scf_strerror(scf_error()));
if (scf_error() == SCF_ERROR_EXISTS)
(void) fprintf(stderr, gettext(
"Error: another process is modifying this instance."
" Exiting.\n"));
else
(void) fprintf(stderr, gettext(
"Unexpected fatal libscf error: %s. Exiting.\n"),
scf_strerror(scf_error()));
scf_pg_destroy(pg);
return (NULL);
} else {
KSSL_DEBUG("property group created\n");
}
return (pg);
}
static void
repository_notify_setup(scf_handle_t *h)
{
for (;;) {
if (_scf_notify_add_pgtype(h, SCF_GROUP_FRAMEWORK) ==
SCF_SUCCESS)
break;
switch (scf_error()) {
case SCF_ERROR_CONNECTION_BROKEN:
repository_rebind(h);
break;
case SCF_ERROR_NO_RESOURCES:
(void) sleep(1);
break;
default:
syslog(LOG_ERR | LOG_DAEMON,
"Abort: Couldn't set up repository notification "
"for pg type %s: %s\n", SCF_GROUP_FRAMEWORK,
scf_strerror(scf_error()));
abort();
}
}
}
/*
* retrieve_inetd_hash retrieves inetd's configuration file hash from the
* repository. On success, hash is modified to point to the hash string and
* SCF_ERROR_NONE is returned. Otherwise, the scf_error value is returned.
* The space for the hash string is obtained using malloc(3C) and should be
* freed by the caller.
*/
scf_error_t
retrieve_inetd_hash(char **hash)
{
scf_simple_prop_t *sp;
char *hashstr, *s;
scf_error_t scf_err;
if ((sp = scf_simple_prop_get(NULL, INETD_INSTANCE_FMRI, HASH_PG,
HASH_PROP)) == NULL)
return (scf_error());
if ((hashstr = scf_simple_prop_next_astring(sp)) == NULL) {
scf_err = scf_error();
scf_simple_prop_free(sp);
return (scf_err);
}
if ((s = strdup(hashstr)) == NULL) {
scf_simple_prop_free(sp);
return (SCF_ERROR_NO_MEMORY);
}
*hash = s;
scf_simple_prop_free(sp);
return (SCF_ERROR_NONE);
}
static void
delete_prop(const scf_instance_t *inst, const char *pg, const char *prop)
{
scf_transaction_t *tx;
scf_transaction_entry_t *ent;
scf_propertygroup_t *gpg;
scf_property_t *eprop;
int ret;
if ((gpg = scf_pg_create(h)) == NULL ||
(eprop = scf_property_create(h)) == NULL ||
(tx = scf_transaction_create(h)) == NULL ||
(ent = scf_entry_create(h)) == NULL)
scfdie();
if (scf_instance_get_pg(inst, pg, gpg) != SCF_SUCCESS) {
if (scf_error() != SCF_ERROR_NOT_FOUND)
scfdie();
uu_die(gettext("Error: \"%s\" property group missing.\n"), pg);
}
do {
if (scf_transaction_start(tx, gpg) != SCF_SUCCESS) {
if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
scfdie();
uu_die(gettext("Error: Permission denied.\n"));
}
if (scf_transaction_property_delete(tx, ent,
prop) != SCF_SUCCESS) {
if (scf_error() != SCF_ERROR_NOT_FOUND)
scfdie();
uu_die(
gettext("Error: \"%s\" property does not exist.\n"),
prop);
}
ret = scf_transaction_commit(tx);
if (ret < 0) {
if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
scfdie();
uu_die(gettext("Error: Permission denied.\n"));
}
if (ret == 0) {
scf_transaction_reset(tx);
if (scf_pg_update(gpg) == -1)
scfdie();
}
} while (ret == 0);
(void) scf_entry_destroy(ent);
scf_transaction_destroy(tx);
scf_property_destroy(eprop);
scf_pg_destroy(gpg);
}
/*
* Determine whether a given instance is a RPC service. Repository and
* libscf errors are treated as if the service isn't an RPC service,
* returning B_FALSE to indicate validation failure.
*/
static boolean_t
service_is_rpc(const scf_instance_t *inst)
{
scf_snapshot_t *lsnap = NULL;
uint8_t isrpc;
if (scf_instance_get_snapshot(inst, SCF_SNAPSHOT_RUNNING, snap) != 0) {
syslog(LOG_DEBUG | LOG_DAEMON,
"Could not get running snapshot, using editing value\n");
} else {
lsnap = snap;
}
if (scf_instance_get_pg_composed(inst, lsnap, SCF_PG_INETD,
scratch_pg) == -1) {
switch (scf_error()) {
case SCF_ERROR_NOT_FOUND:
case SCF_ERROR_DELETED:
break;
default:
syslog(LOG_ERR | LOG_DAEMON,
"scf_instance_get_pg_composed failed: %s\n",
scf_strerror(scf_error()));
return (B_FALSE);
}
if (scf_instance_get_pg_composed(inst, lsnap,
SCF_PG_FW_CONTEXT, scratch_pg) == -1) {
switch (scf_error()) {
case SCF_ERROR_NOT_FOUND:
case SCF_ERROR_DELETED:
break;
default:
syslog(LOG_ERR | LOG_DAEMON,
"scf_instance_get_pg_composed failed: %s\n",
scf_strerror(scf_error()));
}
return (B_FALSE);
}
}
if (pg_get_prop_value(scratch_pg, SCF_PROPERTY_ISRPC, scratch_v) == -1)
return (B_FALSE);
if (scf_value_get_boolean(scratch_v, &isrpc) == -1) {
syslog(LOG_ERR | LOG_DAEMON, "scf_value_get_boolean failed: "
"%s\n", scf_strerror(scf_error()));
return (B_FALSE);
}
if (isrpc)
return (B_TRUE);
else
return (B_FALSE);
}
/*
* Get FMRI for the named process.
*/
isc_result_t
ns_smf_get_instance(char **ins_name, int debug, isc_mem_t *mctx) {
scf_handle_t *h = NULL;
int namelen;
char *instance;
REQUIRE(ins_name != NULL && *ins_name == NULL);
if ((h = scf_handle_create(SCF_VERSION)) == NULL) {
if (debug)
UNEXPECTED_ERROR(__FILE__, __LINE__,
"scf_handle_create() failed: %s",
scf_strerror(scf_error()));
return (ISC_R_FAILURE);
}
if (scf_handle_bind(h) == -1) {
if (debug)
UNEXPECTED_ERROR(__FILE__, __LINE__,
"scf_handle_bind() failed: %s",
scf_strerror(scf_error()));
scf_handle_destroy(h);
return (ISC_R_FAILURE);
}
if ((namelen = scf_myname(h, NULL, 0)) == -1) {
if (debug)
UNEXPECTED_ERROR(__FILE__, __LINE__,
"scf_myname() failed: %s",
scf_strerror(scf_error()));
scf_handle_destroy(h);
return (ISC_R_FAILURE);
}
if ((instance = isc_mem_allocate(mctx, namelen + 1)) == NULL) {
UNEXPECTED_ERROR(__FILE__, __LINE__,
"ns_smf_get_instance memory "
"allocation failed: %s",
isc_result_totext(ISC_R_NOMEMORY));
scf_handle_destroy(h);
return (ISC_R_FAILURE);
}
if (scf_myname(h, instance, namelen + 1) == -1) {
if (debug)
UNEXPECTED_ERROR(__FILE__, __LINE__,
"scf_myname() failed: %s",
scf_strerror(scf_error()));
scf_handle_destroy(h);
isc_mem_free(mctx, instance);
return (ISC_R_FAILURE);
}
scf_handle_destroy(h);
*ins_name = instance;
return (ISC_R_SUCCESS);
}
/*
* smb_smf_scf_log_error(msg)
* Logs error messages from scf API's
*/
static void
smb_smf_scf_log_error(char *msg)
{
if (!msg) {
syslog(LOG_ERR, " SMBC SMF problem: %s\n",
scf_strerror(scf_error()));
} else { /*LINTED E_SEC_PRINTF_E_VAR_FMT*/
syslog(LOG_ERR, msg, scf_strerror(scf_error()));
}
}
static int
add_new_property(scf_handle_t *handle, const char *prop_name,
scf_type_t type, const char *val, scf_transaction_t *tx)
{
scf_value_t *value = NULL;
scf_transaction_entry_t *entry = NULL;
int status = FAILURE;
entry = scf_entry_create(handle);
if (entry == NULL) {
KSSL_DEBUG("scf_entry_create failed: %s\n",
scf_strerror(scf_error()));
goto out;
}
KSSL_DEBUG("scf_entry_create succeeded\n");
value = scf_value_create(handle);
if (value == NULL) {
goto out;
}
KSSL_DEBUG("scf_value_create succeeded\n");
if (scf_transaction_property_new(tx, entry, prop_name, type) != 0) {
goto out;
}
KSSL_DEBUG("scf_transaction_property_new succeeded\n");
if (scf_value_set_from_string(value, type, val) != 0) {
goto out;
}
KSSL_DEBUG("scf_value_set_from_string \'%s\' succeeded\n", val);
if (scf_entry_add_value(entry, value) != 0) {
KSSL_DEBUG(
"scf_entry_add_value failed: %s\n",
scf_strerror(scf_error()));
goto out;
}
KSSL_DEBUG("scf_entry_add_value succeeded\n");
status = SUCCESS;
out:
if (status != SUCCESS)
(void) fprintf(stderr, gettext(
"Unexpected fatal libscf error: %s. Exiting.\n"),
scf_strerror(scf_error()));
return (status);
}
/*
* Inputs:
* lpg is the property group to look up
* lprop is the property within that group to look up
* Outputs:
* answer is a pointer to the property value
* Returns:
* 0 on success
* -1 on failure
* If successful, the property value is retured in *answer.
* Otherwise, *answer is undefined, and it is up to the caller to decide
* how to handle that case.
*/
int
lookup_boolean_property(const char *lpg, const char *lprop, boolean_t *answer)
{
int result = -1;
scf_resources_t res;
uint8_t prop_val;
if (get_property_value(lpg, lprop, &res) != 0) {
/*
* an error was already logged by get_property_value,
* and it released any resources assigned to res before
* returning.
*/
return (result);
}
if (scf_value_get_boolean(res.sr_val, &prop_val) != 0) {
syslog(LOG_ERR, "scf_value_get_boolean() failed: %s",
scf_strerror(scf_error()));
goto cleanup;
}
*answer = (boolean_t)prop_val;
dprintf("lookup_boolean_property(%s, %s) returns %s", lpg, lprop,
*answer ? "TRUE" : "FALSE");
result = 0;
cleanup:
release_scf_resources(&res);
return (result);
}
/*ARGSUSED*/
JNIEXPORT void JNICALL
Java_com_sun_dhcpmgr_bridge_Bridge_startup(
JNIEnv *env,
jobject obj)
{
char *s;
int ret;
/*
* We first get the current state of the server according to
* svc.startd; if it's "disabled", we can just enable it.
* In any other case, we want to send a refresh so that
* dependencies are re-evaluated, which will be the case if the
* service was marked enabled by the profile, yet the
* config file didn't exist to allow it to run.
*/
if ((s = smf_get_state(DHCP_SERVER_INST)) != NULL) {
if (strcmp(SCF_STATE_STRING_DISABLED, s) == 0)
ret = smf_enable_instance(DHCP_SERVER_INST, 0);
else
ret = smf_refresh_instance(DHCP_SERVER_INST);
free(s);
if (ret == 0)
return;
}
/* Something wasn't right, return exception with error from smf */
throw_bridge_exception(env, scf_strerror(scf_error()));
}
/*
* Inputs:
* lpg is the property group to look up
* lprop is the property within that group to look up
* Outputs:
* answer is a pointer to the property value
* Returns:
* 0 on success
* -1 on failure
* If successful, the property value is retured in *answer.
* Otherwise, *answer is undefined, and it is up to the caller to decide
* how to handle that case.
*/
int
lookup_count_property(const char *lpg, const char *lprop, uint64_t *answer)
{
int result = -1;
scf_resources_t res;
if (get_property_value(lpg, lprop, &res) != 0) {
/*
* an error was already logged by get_property_value,
* and it released any resources assigned to res before
* returning.
*/
return (result);
}
if (scf_value_get_count(res.sr_val, answer) != 0) {
syslog(LOG_ERR, "scf_value_get_count() failed: %s",
scf_strerror(scf_error()));
goto cleanup;
}
dprintf("lookup_count_property(%s, %s) returns %lld", lpg, lprop,
*answer);
result = 0;
cleanup:
release_scf_resources(&res);
return (result);
}
/*
* Return a snapshot for the supplied instance and snapshot name.
*/
static scf_snapshot_t *
get_snapshot(const scf_instance_t *inst, const char *snapshot)
{
scf_snapshot_t *snap = scf_snapshot_create(hndl);
if (snap == NULL)
scfdie();
if (scf_instance_get_snapshot(inst, snapshot, snap) == -1) {
switch (scf_error()) {
case SCF_ERROR_INVALID_ARGUMENT:
die(gettext("Invalid snapshot name.\n"));
/* NOTREACHED */
case SCF_ERROR_NOT_FOUND:
if (sflag == 0) {
scf_snapshot_destroy(snap);
snap = NULL;
} else
die(gettext("No such snapshot.\n"));
break;
default:
scfdie();
}
}
return (snap);
}
/*
* Sets string property in current pg
*/
int
smb_smf_set_string_property(smb_scfhandle_t *handle,
char *propname, char *valstr)
{
int ret = SMBC_SMF_OK;
scf_value_t *value = NULL;
scf_transaction_entry_t *entry = NULL;
if (handle == NULL) {
return (SMBC_SMF_SYSTEM_ERR);
}
/*
* properties must be set in transactions and don't take
* effect until the transaction has been ended/committed.
*/
value = scf_value_create(handle->scf_handle);
entry = scf_entry_create(handle->scf_handle);
if (value != NULL && entry != NULL) {
if (scf_transaction_property_change(handle->scf_trans, entry,
propname, SCF_TYPE_ASTRING) == 0 ||
scf_transaction_property_new(handle->scf_trans, entry,
propname, SCF_TYPE_ASTRING) == 0) {
if (scf_value_set_astring(value, valstr) == 0) {
if (scf_entry_add_value(entry, value) != 0) {
ret = SMBC_SMF_SYSTEM_ERR;
scf_value_destroy(value);
}
/* the value is in the transaction */
value = NULL;
} else {
/* value couldn't be constructed */
ret = SMBC_SMF_SYSTEM_ERR;
}
/* the entry is in the transaction */
entry = NULL;
} else {
ret = SMBC_SMF_SYSTEM_ERR;
}
} else {
ret = SMBC_SMF_SYSTEM_ERR;
}
if (ret == SMBC_SMF_SYSTEM_ERR) {
switch (scf_error()) {
case SCF_ERROR_PERMISSION_DENIED:
ret = SMBC_SMF_NO_PERMISSION;
break;
}
}
/*
* cleanup if there were any errors that didn't leave these
* values where they would be cleaned up later.
*/
if (value != NULL)
scf_value_destroy(value);
if (entry != NULL)
scf_entry_destroy(entry);
return (ret);
}
/*
* Start transaction on current pg in handle.
* The pg could be service or instance level.
* Must be called after pg handle is obtained
* from create or get.
*/
int
smb_smf_start_transaction(smb_scfhandle_t *handle)
{
int ret = SMBD_SMF_OK;
if (!handle || (!handle->scf_pg))
return (SMBD_SMF_SYSTEM_ERR);
/*
* lookup the property group and create it if it doesn't already
* exist.
*/
if (handle->scf_state == SCH_STATE_INIT) {
if (ret == SMBD_SMF_OK) {
handle->scf_trans =
scf_transaction_create(handle->scf_handle);
if (handle->scf_trans != NULL) {
if (scf_transaction_start(handle->scf_trans,
handle->scf_pg) != 0) {
ret = SMBD_SMF_SYSTEM_ERR;
scf_transaction_destroy(
handle->scf_trans);
handle->scf_trans = NULL;
}
} else {
ret = SMBD_SMF_SYSTEM_ERR;
}
}
}
if (ret == SMBD_SMF_SYSTEM_ERR &&
scf_error() == SCF_ERROR_PERMISSION_DENIED)
ret = SMBD_SMF_NO_PERMISSION;
return (ret);
}
static int
set_svc_enable_cb(void *data, scf_walkinfo_t *wip)
{
uint8_t desired = *(uint8_t *)data;
const char *instname = wip->fmri;
if (desired) {
if (smf_enable_instance(instname, 0) == 0)
return (0);
} else {
if (smf_disable_instance(instname, 0) == 0)
return (0);
}
switch (scf_error()) {
case SCF_ERROR_INVALID_ARGUMENT:
uu_die(gettext("Error: \"%s\" is not a valid service "
"instance.\n"), instname);
break;
case SCF_ERROR_NOT_FOUND:
uu_die(gettext("Error: Service instance \"%s\" not found.\n"),
instname);
break;
default:
scfdie();
}
return (0);
}
/*
* smb_smf_scf_log_error(msg)
* Logs error messages from scf API's
*/
static void
smb_smf_scf_log_error(char *msg)
{
if (msg == NULL)
msg = "SMBD SMF problem";
syslog(LOG_ERR, " %s: %s", msg, scf_strerror(scf_error()));
}
targ_scf_t *
mgmt_handle_init(void)
{
targ_scf_t *h;
h = calloc(1, sizeof (targ_scf_t));
if (h == NULL)
return (NULL);
h->t_handle = scf_handle_create(SCF_VERSION);
if (h->t_handle != NULL) {
if (scf_handle_bind(h->t_handle) == 0) {
h->t_scope = scf_scope_create(h->t_handle);
h->t_service = scf_service_create(h->t_handle);
h->t_pg = scf_pg_create(h->t_handle);
h->t_instance = scf_instance_create(h->t_handle);
if (scf_handle_get_scope(h->t_handle, SCF_SCOPE_LOCAL,
h->t_scope) == 0) {
if (scf_scope_get_service(h->t_scope,
SA_TARGET_SVC_NAME, h->t_service) != 0)
goto error;
} else {
syslog(LOG_ERR,
"Got local scope which is wrong\n");
goto error;
}
} else
goto error;
} else {
free(h);
h = NULL;
syslog(LOG_ERR,
"iscsitgt could not access SMF repository: %s\n",
scf_strerror(scf_error()));
}
return (h);
error:
mgmt_handle_fini(h);
free(h);
syslog(LOG_ERR, "iscsitgt SMF initialization problem: %s\n",
scf_strerror(scf_error()));
return (NULL);
}
/*ARGSUSED*/
JNIEXPORT void JNICALL
Java_com_sun_dhcpmgr_bridge_Bridge_shutdown(
JNIEnv *env,
jobject obj)
{
if (smf_disable_instance(DHCP_SERVER_INST, 0) != 0) {
throw_bridge_exception(env, scf_strerror(scf_error()));
}
}
static void *
scf_exception(const char *err, const char *value)
{
int scferr = scf_error();
const char *scfstrerr = scf_strerror(scferr);
PyObject *obj = Py_BuildValue("(isss)", scferr, err, scfstrerr, value);
PyErr_SetObject(scf_exc, obj);
return (NULL);
}
/*
* smb_smf_delete_instance_pgroup(handle, pgroup)
*
* remove the property group from the current instance.
* but only if it actually exists.
*/
int
smb_smf_delete_instance_pgroup(smb_scfhandle_t *handle, char *pgroup)
{
int ret = SMBC_SMF_OK;
int err;
if (handle == NULL) {
return (SMBC_SMF_SYSTEM_ERR);
}
/*
* only create a handle if it doesn't exist. It is ok to exist
* since the pg handle will be set as a side effect.
*/
if (handle->scf_pg == NULL) {
handle->scf_pg = scf_pg_create(handle->scf_handle);
}
/*
* only delete if it does exist.
*/
if (scf_instance_get_pg(handle->scf_instance,
pgroup, handle->scf_pg) == 0) {
/* does exist so delete it */
if (scf_pg_delete(handle->scf_pg) != 0) {
ret = SMBC_SMF_SYSTEM_ERR;
err = scf_error();
if (err != SCF_ERROR_NONE) {
smb_smf_scf_log_error("SMF delpg "
"problem: %s\n");
}
}
} else {
err = scf_error();
if (err != SCF_ERROR_NONE)
smb_smf_scf_log_error("SMF getpg problem: %s\n");
ret = SMBC_SMF_SYSTEM_ERR;
}
if (ret == SMBC_SMF_SYSTEM_ERR &&
scf_error() == SCF_ERROR_PERMISSION_DENIED) {
ret = SMBC_SMF_NO_PERMISSION;
}
return (ret);
}
/*
* Reads the value of the enabled property from the named property group
* of the given instance.
* If an error occurs, the SCF error code is returned. The possible errors are:
* - SCF_ERROR_INVALID_ARGUMENT: The enabled property is not a boolean.
* - SCF_ERROR_NONE: No value exists for the enabled property.
* - SCF_ERROR_CONNECTION_BROKEN: Repository connection broken.
* - SCF_ERROR_NOT_FOUND: The property wasn't found.
* - SCF_ERROR_NO_MEMORY: allocation failure.
* Else 0 is returned and 'enabled' set appropriately.
*/
static scf_error_t
read_enable_prop(const char *fmri, boolean_t *enabled, const char *pg)
{
scf_simple_prop_t *sp;
uint8_t *u8p;
if ((sp = scf_simple_prop_get(rep_handle, fmri, pg,
SCF_PROPERTY_ENABLED)) == NULL)
return (scf_error());
if ((u8p = scf_simple_prop_next_boolean(sp)) == NULL) {
scf_simple_prop_free(sp);
return (scf_error());
}
*enabled = (*u8p != 0);
scf_simple_prop_free(sp);
return (0);
}
int
main()
{
if (daemonize_self() == 1)
return (1);
max_scf_fmri_size = scf_limit(SCF_LIMIT_MAX_FMRI_LENGTH) + 1;
max_scf_name_size = scf_limit(SCF_LIMIT_MAX_NAME_LENGTH) + 1;
assert(max_scf_fmri_size > 0);
assert(max_scf_name_size > 0);
if ((h = scf_handle_create(SCF_VERSION)) == NULL) {
syslog(LOG_ERR | LOG_DAEMON, "scf_handle_create failed: %s\n",
scf_strerror(scf_error()));
return (1);
}
repository_rebind(h);
scratch_fmri = umem_alloc(max_scf_fmri_size, UMEM_DEFAULT);
scratch_name = umem_alloc(max_scf_name_size, UMEM_DEFAULT);
if (scratch_fmri == NULL || scratch_name == NULL) {
syslog(LOG_ERR | LOG_DAEMON, "Out of memory");
return (1);
}
inst = scf_instance_create(h);
snap = scf_snapshot_create(h);
scratch_pg = scf_pg_create(h);
scratch_prop = scf_property_create(h);
scratch_v = scf_value_create(h);
if (inst == NULL || snap == NULL || scratch_pg == NULL ||
scratch_prop == NULL || scratch_v == NULL) {
syslog(LOG_ERR | LOG_DAEMON, "Initialization failed: %s\n",
scf_strerror(scf_error()));
return (1);
}
return (repository_event_wait());
}
/*
* Returns an allocated instance_cfg_t representation of an instance's
* configuration read from the repository. If the configuration is invalid, a
* repository error occurred, or a memory allocation occurred returns NULL,
* else returns a pointer to the allocated instance_cfg_t.
*/
instance_cfg_t *
read_instance_cfg(const char *fmri)
{
uint_t retries;
inetd_prop_t *bprops;
inetd_prop_t *mprops[NUM_METHODS];
instance_cfg_t *ret = NULL;
scf_error_t err;
debug_msg("Entering read_instance_cfg");
if ((ret = calloc(1, sizeof (instance_cfg_t))) == NULL)
return (NULL);
for (retries = 0; retries <= REP_OP_RETRIES; retries++) {
if (make_handle_bound(rep_handle) == -1) {
err = scf_error();
goto read_error;
}
if (read_inst_props(fmri, &bprops, mprops, &err) == 0)
break;
if (err != SCF_ERROR_CONNECTION_BROKEN)
goto read_error;
(void) scf_handle_unbind(rep_handle);
}
if (retries > REP_OP_RETRIES)
goto read_error;
/*
* Switch off validation of the start method's exec string, since
* during boot the filesystem it resides on may not have been
* mounted yet, which would result in a false validation failure.
* We'll catch any real errors when the start method is first run
* in passes_basic_exec_checks().
*/
bprops[PT_EXEC_INDEX].ip_error = IVE_UNSET;
if ((!valid_inst_props(fmri, bprops, mprops, &ret->basic)) ||
(populate_defaults(bprops, ret->basic) != 0) ||
(create_method_infos(fmri, mprops, ret->methods) != 0)) {
destroy_instance_cfg(ret);
ret = NULL;
}
destroy_inst_props(bprops, mprops);
return (ret);
read_error:
error_msg(gettext(
"Failed to read the configuration of instance %s: %s"), fmri,
scf_strerror(err));
free(ret);
return (NULL);
}
static int
get_notify_prefs(fmd_hdl_t *hdl, nvlist_t *ev_nvl, nvlist_t ***pref_nvl,
uint_t *nprefs)
{
nvlist_t *top_nvl, **np_nvlarr, *mech_nvl;
nvlist_t **tmparr;
int ret, i;
uint_t nelem, nslelem;
if ((ret = smf_notify_get_params(&top_nvl, ev_nvl)) != SCF_SUCCESS) {
ret = scf_error();
if (ret != SCF_ERROR_NOT_FOUND) {
fmd_hdl_debug(hdl, "Error looking up notification "
"preferences (%s)", scf_strerror(ret));
return (ret);
}
return (ret);
}
if (nvlist_lookup_nvlist_array(top_nvl, SCF_NOTIFY_PARAMS, &np_nvlarr,
&nelem) != 0) {
fmd_hdl_debug(hdl, "Malformed preference nvlist\n");
ret = SCF_ERROR_INVALID_ARGUMENT;
goto pref_done;
}
tmparr = fmd_hdl_alloc(hdl, nelem * sizeof (nvlist_t *), FMD_SLEEP);
nslelem = 0;
for (i = 0; i < nelem; i++) {
if (nvlist_lookup_nvlist(np_nvlarr[i], "syslog", &mech_nvl)
== 0)
tmparr[nslelem++] = fmd_nvl_dup(hdl, mech_nvl,
FMD_SLEEP);
}
if (nslelem != 0) {
size_t sz = nslelem * sizeof (nvlist_t *);
*pref_nvl = fmd_hdl_zalloc(hdl, sz, FMD_SLEEP);
*nprefs = nslelem;
bcopy(tmparr, *pref_nvl, sz);
ret = 0;
} else {
*pref_nvl = NULL;
*nprefs = 0;
ret = SCF_ERROR_NOT_FOUND;
}
fmd_hdl_free(hdl, tmparr, nelem * sizeof (nvlist_t *));
pref_done:
nvlist_free(top_nvl);
return (ret);
}
/*
* Returns a pointer to an allocated method context for the specified method
* of the specified instance if it could retrieve it. Else, if there were
* errors retrieving it, NULL is returned and the pointer referenced by
* 'errstr' is set to point at an appropriate error string.
*/
struct method_context *
read_method_context(const char *inst_fmri, const char *method, const char *path)
{
scf_instance_t *scf_inst = NULL;
struct method_context *ret;
uint_t retries;
mc_error_t *tmperr;
char *fail;
fail = gettext("Failed to retrieve method context for the %s method of "
"instance %s : %s");
for (retries = 0; retries <= REP_OP_RETRIES; retries++) {
if (make_handle_bound(rep_handle) == -1)
goto inst_failure;
if (((scf_inst = scf_instance_create(rep_handle)) != NULL) &&
(scf_handle_decode_fmri(rep_handle, inst_fmri, NULL, NULL,
scf_inst, NULL, NULL, SCF_DECODE_FMRI_EXACT) == 0))
break;
if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) {
scf_instance_destroy(scf_inst);
goto inst_failure;
}
(void) scf_instance_destroy(scf_inst);
scf_inst = NULL;
(void) scf_handle_unbind(rep_handle);
}
if (retries > REP_OP_RETRIES)
goto inst_failure;
if ((tmperr = restarter_get_method_context(
RESTARTER_METHOD_CONTEXT_VERSION, scf_inst, NULL, method, path,
&ret)) != NULL) {
ret = NULL;
error_msg(fail, method, inst_fmri, tmperr->msg);
restarter_mc_error_destroy(tmperr);
}
scf_instance_destroy(scf_inst);
return (ret);
inst_failure:
/*
* We can rely on this string not becoming invalid
* since we don't call bind_textdomain_codeset() or
* setlocale(3C) after initialization.
*/
error_msg(fail, method, inst_fmri,
gettext("failed to get instance from repository"));
return (NULL);
}
/*
* Reads the enabled value for the given instance FMRI. The read value
* is based on a merge of the 'standard' enabled property, and the temporary
* override one; the merge involves using the latter properties value if
* present, else resporting to the formers. If an error occurs -1 is returned,
* else 0 is returned and 'enabled' set approriately.
*/
int
read_enable_merged(const char *fmri, boolean_t *enabled)
{
uint_t retries;
debug_msg("Entering read_enabled_prop: inst: %s", fmri);
for (retries = 0; retries <= REP_OP_RETRIES; retries++) {
if (make_handle_bound(rep_handle) == -1)
goto gen_fail;
switch (read_enable_prop(fmri, enabled, SCF_PG_GENERAL_OVR)) {
case 0:
debug_msg("read %d from override", *enabled);
return (0);
case SCF_ERROR_CONNECTION_BROKEN:
break;
case SCF_ERROR_NOT_FOUND:
case SCF_ERROR_NONE:
case SCF_ERROR_INVALID_ARGUMENT:
switch (read_enable_prop(fmri, enabled,
SCF_PG_GENERAL)) {
case 0:
debug_msg("read %d from non_override",
*enabled);
return (0);
case SCF_ERROR_CONNECTION_BROKEN:
break;
case SCF_ERROR_NOT_FOUND:
case SCF_ERROR_NONE:
case SCF_ERROR_INVALID_ARGUMENT:
error_msg(gettext("Missing %s property/value "
"for instance %s"), SCF_PROPERTY_ENABLED,
fmri);
return (-1);
default:
goto gen_fail;
}
break;
default:
goto gen_fail;
}
(void) scf_handle_unbind(rep_handle);
continue;
}
gen_fail:
error_msg(gettext("Failed to read the %s property of instance %s: %s"),
SCF_PROPERTY_ENABLED, fmri, scf_strerror(scf_error()));
return (-1);
}
/*
* This function starts a transaction with name of a property group
* and name of its property. If the property group does not exist
* this function will create an empty property group.
*/
Boolean_t
mgmt_transaction_start(targ_scf_t *h, char *pg, char *prop)
{
Boolean_t ret = True;
h->t_trans = scf_transaction_create(h->t_handle);
if (h->t_trans != NULL) {
if ((create_pg(h, pg, prop) == False) ||
(scf_transaction_start(h->t_trans, h->t_pg) != 0)) {
scf_transaction_destroy(h->t_trans);
h->t_trans = NULL;
ret = False;
syslog(LOG_ERR, "transaction_start start: %s\n",
scf_strerror(scf_error()));
}
} else {
syslog(LOG_ERR, "transaction_start create: %s\n",
scf_strerror(scf_error()));
ret = False;
}
return (ret);
}
static void *
get_smf_prop(const char *var, char type, void *def_val)
{
scf_simple_prop_t *prop;
void *val;
char *me = "get_smf_prop";
prop = scf_simple_prop_get(NULL, NULL, "config", var);
if (prop) {
switch (type) {
case 'b':
val = scf_simple_prop_next_boolean(prop);
if (val != NULL)
(void) memcpy(def_val, val, sizeof (uint8_t));
break;
case 'i':
val = scf_simple_prop_next_integer(prop);
if (val != NULL)
(void) memcpy(def_val, val, sizeof (int64_t));
break;
}
scf_simple_prop_free(prop);
}
if (prop == NULL || val == NULL) {
char vs[64];
switch (type) {
case 'b':
if (*(uint8_t *)def_val)
(void) strcpy(vs, "yes");
else
(void) strcpy(vs, "no");
break;
case 'i':
(void) sprintf(vs, "%lld", *(int64_t *)def_val);
break;
}
_NSCD_LOG(NSCD_LOG_SELF_CRED, NSCD_LOG_LEVEL_ALERT)
(me, "no value for config/%s (%s). "
"Using default \"%s\"\n", var,
scf_strerror(scf_error()), vs);
}
return (def_val);
}
static int
pg_get_prop_value(const scf_propertygroup_t *pg, const char *pname,
scf_value_t *v)
{
if (pg == NULL || pname == NULL || v == NULL)
return (-1);
if (scf_pg_get_property(pg, pname, scratch_prop) == -1 ||
scf_property_get_value(scratch_prop, v) == -1) {
switch (scf_error()) {
case SCF_ERROR_NOT_FOUND:
case SCF_ERROR_DELETED:
break;
default:
syslog(LOG_ERR | LOG_DAEMON,
"scf_pg_get_property failed for %s: %s\n",
pname, scf_strerror(scf_error()));
}
return (-1);
}
return (0);
}
/*
* Refresh the value of debug property under the property group "config"
* for network/inetd service.
*/
void
refresh_debug_flag(void)
{
scf_simple_prop_t *sprop;
uint8_t *tmp_bool;
if ((sprop = scf_simple_prop_get(rep_handle, INETD_INSTANCE_FMRI,
PG_NAME_APPLICATION_CONFIG, PR_NAME_DEBUG_FLAG)) == NULL) {
error_msg(gettext("Unable to read %s property from %s property "
"group. scf_simple_prop_get() failed: %s"),
PR_NAME_DEBUG_FLAG, PG_NAME_APPLICATION_CONFIG,
scf_strerror(scf_error()));
return;
} else if ((tmp_bool = scf_simple_prop_next_boolean(sprop)) == NULL) {
error_msg(gettext("Unable to read %s property for %s service. "
"scf_simple_prop_next_boolean() failed: %s"),
PR_NAME_DEBUG_FLAG, INETD_INSTANCE_FMRI,
scf_strerror(scf_error()));
} else {
debug_enabled = ((*tmp_bool == 0) ? B_FALSE : B_TRUE);
}
scf_simple_prop_free(sprop);
}
