/*
* smb_smf_scf_init()
*
* must be called before using any of the SCF functions.
* Returns smb_scfhandle_t pointer if success.
*/
smb_scfhandle_t *
smb_smf_scf_init(char *svc_name)
{
smb_scfhandle_t *handle;
handle = malloc(sizeof (smb_scfhandle_t));
if (handle != NULL) {
bzero((char *)handle, sizeof (smb_scfhandle_t));
handle->scf_state = SCH_STATE_INITIALIZING;
handle->scf_handle = scf_handle_create(SCF_VERSION);
if (handle->scf_handle != NULL) {
if (scf_handle_bind(handle->scf_handle) == 0) {
handle->scf_scope =
scf_scope_create(handle->scf_handle);
if (handle->scf_scope == NULL)
goto err;
if (scf_handle_get_local_scope(
handle->scf_handle, handle->scf_scope) != 0)
goto err;
handle->scf_service =
scf_service_create(handle->scf_handle);
if (handle->scf_service == NULL)
goto err;
if (scf_scope_get_service(handle->scf_scope,
svc_name, handle->scf_service)
!= SCF_SUCCESS) {
goto err;
}
handle->scf_pg =
scf_pg_create(handle->scf_handle);
if (handle->scf_pg == NULL)
goto err;
handle->scf_state = SCH_STATE_INIT;
} else {
goto err;
}
} else {
free(handle);
handle = NULL;
smb_smf_scf_log_error("Could not access SMF "
"repository: %s\n");
}
}
return (handle);
/* error handling/unwinding */
err:
(void) smb_smf_scf_fini(handle);
(void) smb_smf_scf_log_error("SMF initialization problem: %s\n");
return (NULL);
}
fs_smfhandle_t *
fs_smf_init(char *fmri, char *instance)
{
fs_smfhandle_t *handle = NULL;
char *svcname, srv[MAXPATHLEN];
/*
* svc name is of the form svc://network/fs/server:instance1
* FMRI portion is /network/fs/server
*/
snprintf(srv, MAXPATHLEN, "%s", fmri + strlen("svc:/"));
svcname = strrchr(srv, ':');
if (svcname != NULL)
*svcname = '\0';
svcname = srv;
handle = calloc(1, sizeof (fs_smfhandle_t));
if (handle != NULL) {
handle->fs_handle = scf_handle_create(SCF_VERSION);
if (handle->fs_handle == NULL)
goto out;
if (scf_handle_bind(handle->fs_handle) != 0)
goto out;
handle->fs_service =
scf_service_create(handle->fs_handle);
handle->fs_scope =
scf_scope_create(handle->fs_handle);
if (scf_handle_get_local_scope(handle->fs_handle,
handle->fs_scope) != 0)
goto out;
if (scf_scope_get_service(handle->fs_scope,
svcname, handle->fs_service) != SCF_SUCCESS) {
goto out;
}
handle->fs_pg =
scf_pg_create(handle->fs_handle);
handle->fs_instance =
scf_instance_create(handle->fs_handle);
handle->fs_property =
scf_property_create(handle->fs_handle);
handle->fs_value =
scf_value_create(handle->fs_handle);
} else {
fprintf(stderr,
gettext("Cannot access SMF repository: %s\n"), fmri);
}
return (handle);
out:
fs_smf_fini(handle);
fprintf(stderr, gettext("SMF Initialization problems..%s\n"), fmri);
return (NULL);
}
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);
}
static int
create_service(const char *instance_name, const char *kssl_entry,
const char *command, const char *username, char *inaddr_any_name)
{
int status = FAILURE;
scf_scope_t *scope;
scf_service_t *svc;
scf_handle_t *handle;
boolean_t errflag = B_TRUE;
handle = scf_handle_create(SCF_VERSION);
if (handle == NULL) {
KSSL_DEBUG("scf_handle_create failed: %s\n",
scf_strerror(scf_error()));
goto out1;
}
KSSL_DEBUG("scf_handle_create succeeded\n");
if (scf_handle_bind(handle) == -1) {
KSSL_DEBUG("scf_handle_bind failed: %s\n",
scf_strerror(scf_error()));
goto out1;
}
KSSL_DEBUG("scf_handle_bind succeeded\n");
if ((scope = scf_scope_create(handle)) == NULL) {
KSSL_DEBUG("scf_scope_create failed: %s\n",
scf_strerror(scf_error()));
goto out2;
}
KSSL_DEBUG("scf_scope_create succeeded\n");
if ((svc = scf_service_create(handle)) == NULL) {
KSSL_DEBUG("scf_service_create failed: %s\n",
scf_strerror(scf_error()));
goto out3;
}
KSSL_DEBUG("scf_service_create succeeded\n");
if (scf_handle_decode_fmri(handle, SERVICE_NAME, NULL, svc,
NULL, NULL, NULL, SCF_DECODE_FMRI_EXACT) != 0) {
KSSL_DEBUG("scf_handle_decode_fmri failed: %s\n",
scf_strerror(scf_error()));
if (scf_error() == SCF_ERROR_NOT_FOUND) {
(void) fprintf(stderr, gettext(
"service %s not found in the repository."
" Exiting.\n"), SERVICE_NAME);
errflag = B_FALSE;
}
goto out4;
}
status = create_instance(handle, svc, instance_name, kssl_entry,
command, username, inaddr_any_name);
out4:
scf_service_destroy(svc);
out3:
scf_scope_destroy(scope);
out2:
(void) scf_handle_unbind(handle);
out1:
if (handle != NULL)
scf_handle_destroy(handle);
if (status != SUCCESS && status != INSTANCE_OTHER_EXISTS &&
status != INSTANCE_ANY_EXISTS && errflag)
(void) fprintf(stderr, gettext(
"Unexpected fatal libscf error: %s. Exiting.\n"),
scf_strerror(scf_error()));
return (status);
}
int
delete_instance(const char *instance_name)
{
int status = FAILURE;
char *buf;
boolean_t errflag = B_FALSE;
ssize_t max_fmri_len;
scf_scope_t *scope;
scf_service_t *svc;
scf_handle_t *handle;
scf_instance_t *instance;
handle = scf_handle_create(SCF_VERSION);
if (handle == NULL) {
errflag = B_TRUE;
KSSL_DEBUG("scf_handle_create failed: %s\n",
scf_strerror(scf_error()));
goto out1;
}
KSSL_DEBUG("scf_handle_create succeeded\n");
if (scf_handle_bind(handle) == -1) {
errflag = B_TRUE;
KSSL_DEBUG("scf_handle_bind failed: %s\n",
scf_strerror(scf_error()));
goto out1;
}
KSSL_DEBUG("scf_handle_bind succeeded\n");
if ((scope = scf_scope_create(handle)) == NULL) {
errflag = B_TRUE;
KSSL_DEBUG("scf_scope_create failed: %s\n",
scf_strerror(scf_error()));
goto out2;
}
KSSL_DEBUG("scf_scope_create succeeded\n");
if ((svc = scf_service_create(handle)) == NULL) {
errflag = B_TRUE;
KSSL_DEBUG("scf_service_create failed: %s\n",
scf_strerror(scf_error()));
goto out3;
}
KSSL_DEBUG("scf_service_create succeeded\n");
if (scf_handle_get_scope(handle, SCF_SCOPE_LOCAL, scope) == -1) {
errflag = B_TRUE;
KSSL_DEBUG("scf_handle_get_scope failed: %s\n",
scf_strerror(scf_error()));
goto out4;
}
KSSL_DEBUG("scf_handle_get_scope succeeded\n");
if (scf_scope_get_service(scope, SERVICE_NAME, svc) < 0) {
scf_error_t scf_errnum = scf_error();
if (scf_errnum != SCF_ERROR_NOT_FOUND) {
errflag = B_TRUE;
KSSL_DEBUG(
"ERROR scf_scope_get_service failed: %s\n",
scf_strerror(scf_errnum));
}
goto out4;
} else {
KSSL_DEBUG("scf_scope_get_service succeeded\n");
}
instance = scf_instance_create(handle);
if (instance == NULL) {
errflag = B_TRUE;
KSSL_DEBUG("scf_instance_create failed: %s\n",
scf_strerror(scf_error()));
goto out4;
}
if (scf_service_get_instance(svc, instance_name, instance) != 0) {
scf_error_t scf_errnum = scf_error();
if (scf_errnum == SCF_ERROR_NOT_FOUND) {
status = SUCCESS;
} else {
errflag = B_TRUE;
KSSL_DEBUG(
"ERROR scf_scope_get_service failed: %s\n",
scf_strerror(scf_errnum));
}
scf_instance_destroy(instance);
goto out4;
}
max_fmri_len = scf_limit(SCF_LIMIT_MAX_FMRI_LENGTH);
if ((buf = malloc(max_fmri_len + 1)) == NULL)
goto out4;
if (scf_instance_to_fmri(instance, buf, max_fmri_len + 1) > 0) {
char *state;
KSSL_DEBUG("instance_fmri=%s\n", buf);
state = smf_get_state(buf);
if (state)
KSSL_DEBUG("state=%s\n", state);
if (state && strcmp(state, "online") == 0) {
if (smf_disable_instance(buf, 0) != 0) {
errflag = B_TRUE;
KSSL_DEBUG(
"smf_disable_instance failed: %s\n",
scf_strerror(scf_error()));
} else {
/*
* Wait for some time till timeout to avoid
* a race with scf_instance_delete() below.
*/
wait_till_to(buf);
}
}
}
if (scf_instance_delete(instance) != 0) {
errflag = B_TRUE;
KSSL_DEBUG(
"ERROR scf_instance_delete failed: %s\n",
scf_strerror(scf_error()));
goto out4;
} else {
KSSL_DEBUG("deleted %s\n", instance_name);
}
status = SUCCESS;
out4:
scf_service_destroy(svc);
out3:
scf_scope_destroy(scope);
out2:
(void) scf_handle_unbind(handle);
out1:
if (handle != NULL)
scf_handle_destroy(handle);
if (errflag)
(void) fprintf(stderr, gettext(
"Unexpected fatal libscf error: %s. Exiting.\n"),
scf_strerror(scf_error()));
return (status);
}
void
read_scf_proto_cfg(const char *proto, scf_cfg_t *cfg)
{
scf_handle_t *handle = NULL;
scf_scope_t *sc = NULL;
scf_service_t *svc = NULL;
scf_propertygroup_t *pg = NULL;
scf_property_t *prop = NULL;
scf_value_t *value = NULL;
scf_iter_t *value_iter = NULL;
uint64_t val;
char *str;
size_t slen;
int i;
handle = scf_handle_create(SCF_VERSION);
sc = scf_scope_create(handle);
svc = scf_service_create(handle);
pg = scf_pg_create(handle);
prop = scf_property_create(handle);
value = scf_value_create(handle);
value_iter = scf_iter_create(handle);
if (handle == NULL || sc == NULL || svc == NULL || pg == NULL ||
prop == NULL || value == NULL || value_iter == NULL) {
DMSG(D_OP, "%s: unable to create smf(5) handles.", proto);
goto done;
}
if (scf_handle_bind(handle) != 0) {
DMSG(D_OP, "%s: unable to bind smf(5) handle: %s", proto,
scf_strerror(scf_error()));
goto done;
}
if (scf_handle_decode_fmri(handle, fmri, sc, svc, NULL, NULL, NULL,
0) != 0) {
DMSG(D_OP, "%s: unable to decode fmri '%s': %s", fmri,
scf_strerror(scf_error()));
goto done;
}
if (scf_service_get_pg(svc, proto, pg) != 0 &&
scf_error() != SCF_ERROR_NOT_FOUND) {
DMSG(D_OP, "%s: unable to read '%s' property group: %s",
proto, proto, scf_strerror(scf_error()));
goto done;
}
for (i = 0; cfg[i].name != NULL; i++) {
scf_cfg_t *c = &cfg[i];
if (scf_pg_get_property(pg, c->name, prop) != 0) {
if (scf_error() != SCF_ERROR_NOT_FOUND)
DMSG(D_OP, "%s: unable to read %s/%s from "
"smf: %s", proto, proto, c->name,
scf_strerror(scf_error()));
continue;
}
if (scf_property_is_type(prop, c->type) != 0) {
scf_type_t type;
if (scf_error() != SCF_ERROR_TYPE_MISMATCH) {
DMSG(D_OP, "%s: unable to validate "
"type of '%s/%s' smf property: %s",
proto, proto, c->name,
scf_strerror(scf_error()));
continue;
}
if (scf_property_type(prop, &type) != 0) {
DMSG(D_OP, "%s: unable to obtain "
"type of '%s/%s' smf property: %s",
proto, proto, c->name,
scf_strerror(scf_error()));
continue;
}
DMSG(D_OP, "%s: property '%s/%s' has an unexpected "
"type:\n"
" expected type: %s\n"
" actual type: %s\n",
proto, proto, c->name,
scf_type_to_string(c->type),
scf_type_to_string(type));
continue;
}
if (scf_property_get_value(prop, value) != 0) {
if (scf_error() != SCF_ERROR_NOT_SET)
DMSG(D_OP, "%s: unable to get value of "
"'%s/%s' smf property: %s", proto,
proto, c->name, scf_strerror(scf_error()));
continue;
}
switch (c->type) {
case SCF_TYPE_COUNT:
if (scf_value_get_count(value, &val) != 0) {
DMSG(D_OP, "%s: unable to read value of "
"'%s/%s' smf property: %s", proto, proto,
c->name, scf_strerror(scf_error()));
continue;
}
if (val > c->max) {
DMSG(D_OP, "%s: value of '%s/%s' smf property "
"(%'llu) is out of range (0 - %'zu).",
proto, proto, c->name, val, c->max);
continue;
}
*((uint32_t *)c->val) = (uint32_t)val;
break;
case SCF_TYPE_ASTRING:
{
char **valp = (char **)c->val;
ssize_t len;
slen = c->max + 1;
if ((str = malloc(slen)) == NULL) {
/* XXX message */
continue;
}
if ((len = scf_value_get_astring(value, str,
slen)) >= slen)
DMSG(D_OP, "%s: length of '%s/%s' "
"(%'zd bytes) exceeds maximum "
"allowable length (%zu bytes). The string"
" will be truncated.", proto, proto,
c->name, len, c->max);
free(*valp);
*valp = str;
break;
}
default:
VERIFY(0);
}
}
done:
scf_iter_destroy(value_iter);
scf_value_destroy(value);
scf_property_destroy(prop);
scf_pg_destroy(pg);
scf_service_destroy(svc);
scf_scope_destroy(sc);
scf_handle_destroy(handle);
}