static bool jobject_to_string_append (jvalue_ref jref, JStreamRef generating)
{
SANITY_CHECK_POINTER(jref);
if (UNLIKELY(!generating->o_begin (generating))) {
PJ_LOG_ERR("Schema validation error, objects are not allowed.");
return false;
}
if (!jis_object (jref)) {
const char *asStr = jvalue_tostring_internal_layer2 (jref, NULL, false);
generating->string (generating, J_CSTR_TO_BUF("Internal error - not an object"));
generating->string (generating, j_cstr_to_buffer(asStr));
// create invalid JSON on purpose
return false;
}
jobject_iter it;
jobject_iter_init(&it, jref);
jobject_key_value key_value;
while (jobject_iter_next(&it, &key_value))
{
assert(jis_string(key_value.key));
if(UNLIKELY(!key_value_to_string_append(key_value, generating)))
{
return false;
}
}
if (UNLIKELY(!generating->o_end (generating))) {
PJ_LOG_ERR("Schema validation error, object did not validate against schema");
return false;
}
return true;
}
bool luna_service_message_validate_and_send(LSHandle *handle, LSMessage *message, jvalue_ref reply_obj)
{
jschema_ref response_schema = NULL;
LSError lserror;
bool success = true;
LSErrorInit(&lserror);
response_schema = jschema_parse (j_cstr_to_buffer("{}"), DOMOPT_NOOPT, NULL);
if(!response_schema) {
luna_service_message_reply_error_internal(handle, message);
return false;
}
if (!LSMessageReply(handle, message,
jvalue_tostring(reply_obj, response_schema), &lserror)) {
LSErrorPrint(&lserror, stderr);
LSErrorFree(&lserror);
success = false;
}
jschema_release(&response_schema);
return success;
}
jvalue_ref luna_service_message_parse_and_validate(const char *payload)
{
jschema_ref input_schema = NULL;
jvalue_ref parsed_obj = NULL;
JSchemaInfo schema_info;
input_schema = jschema_parse(j_cstr_to_buffer("{}"), DOMOPT_NOOPT, NULL);
jschema_info_init(&schema_info, input_schema, NULL, NULL);
parsed_obj = jdom_parse(j_cstr_to_buffer(payload), DOMOPT_NOOPT, &schema_info);
jschema_release(&input_schema);
if (jis_null(parsed_obj))
return NULL;
return parsed_obj;
}
/**
* @brief If message contains subscribe:true, add the message
to subscription list using the default key '/category/method'.
*
* This is equivalent to LSSubscriptionAdd(sh, key, message, lserror)
* where the key is LSMessageGetKind(message).
*
* @param sh
* @param message
* @param subscribed
* @param lserror
*
* @retval
*/
bool
LSSubscriptionProcess (LSHandle *sh, LSMessage *message, bool *subscribed,
LSError *lserror)
{
JSchemaInfo schemaInfo;
jschema_info_init(&schemaInfo, jschema_all(), NULL, NULL);
bool retVal = false;
bool subscribePayload = false;
jvalue_ref subObj = NULL;
const char *payload = LSMessageGetPayload(message);
jvalue_ref object = jdom_parse(j_cstr_to_buffer(payload), DOMOPT_NOOPT,
&schemaInfo);
if (jis_null(object))
{
_LSErrorSet(lserror, MSGID_LS_INVALID_JSON, -1, "Unable to parse JSON: %s", payload);
goto exit;
}
if (!jobject_get_exists(object, J_CSTR_TO_BUF("subscribe"), &subObj) ||
subObj == NULL || !jis_boolean(subObj))
{
subscribePayload = false;
/* FIXME: I think retVal should be false, but I don't know if anyone
* is relying on this behavior. If set to false, make sure to set
* LSError */
retVal = true;
}
else
{
(void)jboolean_get(subObj, &subscribePayload);/* TODO: handle appropriately */
retVal = true;
}
if (subscribePayload)
{
const char *key = LSMessageGetKind(message);
retVal = LSSubscriptionAdd(sh, key, message, lserror);
}
if (retVal && subscribePayload)
{
*subscribed = true;
}
else
{
*subscribed = false;
}
exit:
j_release(&object);
return retVal;
}
static bool handle_get_info_command(LSHandle *sh, LSMessage *message, void* context)
{
jvalue_ref reply = jobject_create();
LSError lserror;
LSErrorInit(&lserror);
char wifi_mac_address[32]={0}, wired_mac_address[32]={0};
jobject_put(reply, J_CSTR_TO_JVAL("returnValue"), jboolean_create(true));
if(get_wifi_mac_address(CONNMAN_WIFI_INTERFACE_NAME, wifi_mac_address) == 0)
{
jvalue_ref wifi_info = jobject_create();
jobject_put(wifi_info, J_CSTR_TO_JVAL("macAddress"),jstring_create(wifi_mac_address));
jobject_put(reply, J_CSTR_TO_JVAL("wifiInfo"), wifi_info);
}
else
WCA_LOG_ERROR("Error in fetching mac address for wifi interface");
if(get_wifi_mac_address(CONNMAN_WIRED_INTERFACE_NAME, wired_mac_address) == 0)
{
jvalue_ref wired_info = jobject_create();
jobject_put(wired_info, J_CSTR_TO_JVAL("macAddress"),jstring_create(wired_mac_address));
jobject_put(reply, J_CSTR_TO_JVAL("wiredInfo"), wired_info);
}
else
WCA_LOG_ERROR("Error in fetching mac address for wired interface");
jschema_ref response_schema = jschema_parse (j_cstr_to_buffer("{}"), DOMOPT_NOOPT, NULL);
if(!response_schema)
{
LSMessageReplyErrorUnknown(sh,message);
goto cleanup;
}
if (!LSMessageReply(sh, message, jvalue_tostring(reply, response_schema), &lserror))
{
LSErrorPrint(&lserror, stderr);
LSErrorFree(&lserror);
}
jschema_release(&response_schema);
cleanup:
if (LSErrorIsSet(&lserror))
{
LSErrorPrint(&lserror, stderr);
LSErrorFree(&lserror);
}
j_release(&reply);
return true;
}
bool
_CatalogHandleCancel(_Catalog *catalog, LSMessage *cancelMsg,
LSError *lserror)
{
JSchemaInfo schemaInfo;
jschema_info_init(&schemaInfo, jschema_all(), NULL, NULL);
const char *sender;
int token;
jvalue_ref tokenObj = NULL;
const char *payload = LSMessageGetPayload(cancelMsg);
jvalue_ref object = jdom_parse(j_cstr_to_buffer(payload), DOMOPT_NOOPT,
&schemaInfo);
if (jis_null(object))
{
_LSErrorSet(lserror, MSGID_LS_INVALID_JSON, -EINVAL, "Invalid json");
goto error;
}
sender = LSMessageGetSender(cancelMsg);
if (!jobject_get_exists(object, J_CSTR_TO_BUF("token"), &tokenObj) ||
tokenObj == NULL || !jis_number(tokenObj))
{
_LSErrorSet(lserror, MSGID_LS_INVALID_JSON, -EINVAL, "Invalid json");
goto error;
}
(void)jnumber_get_i32(tokenObj, &token);/* TODO: handle appropriately */
char *uniqueToken = g_strdup_printf("%s.%d", sender, token);
_CatalogCallCancelNotifications(catalog, uniqueToken);
_CatalogRemoveToken(catalog, uniqueToken, true);
g_free(uniqueToken);
j_release(&object);
return true;
error:
j_release(&object);
return false;
}
static bool handle_get_status_command(LSHandle* sh, LSMessage *message, void* context)
{
jvalue_ref reply = jobject_create();
LSError lserror;
LSErrorInit(&lserror);
bool subscribed = false;
if (LSMessageIsSubscription(message))
{
if (!LSSubscriptionProcess(sh, message, &subscribed, &lserror))
{
LSErrorPrint(&lserror, stderr);
LSErrorFree(&lserror);
}
jobject_put(reply, J_CSTR_TO_JVAL("subscribed"), jboolean_create(subscribed));
if(!connman_manager_is_manager_available(manager))
goto response;
}
if(!connman_status_check(manager, sh, message))
goto cleanup;
send_connection_status(&reply);
response:
{
jschema_ref response_schema = jschema_parse (j_cstr_to_buffer("{}"), DOMOPT_NOOPT, NULL);
if(!response_schema)
{
LSMessageReplyErrorUnknown(sh,message);
goto cleanup;
}
if (!LSMessageReply(sh, message, jvalue_tostring(reply, response_schema), &lserror)) {
LSErrorPrint(&lserror, stderr);
LSErrorFree(&lserror);
}
jschema_release(&response_schema);
}
cleanup:
j_release(&reply);
return true;
}
/**
*******************************************************************************
* @brief Get the service name from a "ServceStatus" message. The name is
* allocated and should be freed.
*
* @param message IN message
*
* @retval name string on success
* @retval NULL on error
*******************************************************************************
*/
char*
LSTransportServiceStatusSignalGetServiceName(_LSTransportMessage *message)
{
JSchemaInfo schemaInfo;
jschema_info_init(&schemaInfo, jschema_all(), NULL, NULL);
LS_ASSERT(_LSTransportMessageGetType(message) == _LSTransportMessageTypeServiceDownSignal
|| _LSTransportMessageGetType(message) == _LSTransportMessageTypeServiceUpSignal);
char *service_name = NULL;
jvalue_ref service_name_obj = NULL;
const char *payload = _LSTransportMessageGetPayload(message);
if (!payload)
{
LOG_LS_ERROR(MSGID_LS_INVALID_JSON, 0, "Unable to get payload from message");
return NULL;
}
/* get the serviceName part of the JSON object */
jvalue_ref payload_json = jdom_parse(j_cstr_to_buffer(payload),
DOMOPT_NOOPT, &schemaInfo);
bool ret = jobject_get_exists(payload_json,
J_CSTR_TO_BUF(SERVICE_STATUS_SERVICE_NAME),
&service_name_obj);
if (ret)
{
raw_buffer service_name_buf = jstring_get_fast(service_name_obj);
service_name = g_strndup(service_name_buf.m_str, service_name_buf.m_len);
}
else
{
LOG_LS_ERROR(MSGID_LS_INVALID_JSON, 0, "Unable to get service name string from payload: %s", payload);
}
j_release(&payload_json);
return service_name;
}
void luna_service_post_subscription(LSHandle *handle, const char *path, const char *method, jvalue_ref reply_obj)
{
jschema_ref response_schema = NULL;
LSError lserror;
LSErrorInit(&lserror);
response_schema = jschema_parse (j_cstr_to_buffer("{}"), DOMOPT_NOOPT, NULL);
if(!response_schema)
goto cleanup;
if (!LSSubscriptionPost(handle, path, method,
jvalue_tostring(reply_obj, response_schema), &lserror)) {
LSErrorPrint(&lserror, stderr);
LSErrorFree(&lserror);
}
cleanup:
if (response_schema)
jschema_release(&response_schema);
}
void connectionmanager_send_status(void)
{
jvalue_ref reply = jobject_create();
jobject_put(reply, J_CSTR_TO_JVAL("returnValue"), jboolean_create(true));
send_connection_status(&reply);
jschema_ref response_schema = jschema_parse (j_cstr_to_buffer("{}"), DOMOPT_NOOPT, NULL);
if(response_schema)
{
const char *payload = jvalue_tostring(reply, response_schema);
LSError lserror;
LSErrorInit(&lserror);
WCA_LOG_INFO("Sending payload %s",payload);
if (!LSSubscriptionPost(pLsHandle, "/", "getstatus", payload, &lserror))
{
LSErrorPrint(&lserror, stderr);
LSErrorFree(&lserror);
}
jschema_release(&response_schema);
}
j_release(&reply);
}
static bool handle_set_state_command(LSHandle *sh, LSMessage *message, void* context)
{
if(!connman_status_check(manager, sh, message))
return true;
jvalue_ref parsedObj = {0};
jschema_ref input_schema = jschema_parse (j_cstr_to_buffer("{}"), DOMOPT_NOOPT, NULL);
if(!input_schema)
return false;
JSchemaInfo schemaInfo;
jschema_info_init(&schemaInfo, input_schema, NULL, NULL); // no external refs & no error handlers
parsedObj = jdom_parse(j_cstr_to_buffer(LSMessageGetPayload(message)), DOMOPT_NOOPT, &schemaInfo);
jschema_release(&input_schema);
if (jis_null(parsedObj))
{
LSMessageReplyErrorBadJSON(sh, message);
return true;
}
jvalue_ref wifiObj = {0}, wiredObj = {0};
gboolean enable_wifi = FALSE, enable_wired = FALSE;
gboolean invalidArg = TRUE;
if(jobject_get_exists(parsedObj, J_CSTR_TO_BUF("wifi"), &wifiObj))
{
if (jstring_equal2(wifiObj, J_CSTR_TO_BUF("enabled")))
{
enable_wifi = TRUE;
}
else if (jstring_equal2(wifiObj, J_CSTR_TO_BUF("disabled")))
{
enable_wifi = FALSE;
}
else
{
goto invalid_params;
}
/*
* Check if we are enabling an already enabled service,
* or disabling an already disabled service
*/
if((enable_wifi && is_wifi_powered()) || (!enable_wifi && !is_wifi_powered()))
{
WCA_LOG_DEBUG("Wifi technology already enabled/disabled");
}
else
{
set_wifi_state(enable_wifi);
}
invalidArg = FALSE;
}
if(jobject_get_exists(parsedObj, J_CSTR_TO_BUF("wired"), &wiredObj))
{
if (jstring_equal2(wiredObj, J_CSTR_TO_BUF("enabled")))
{
enable_wired = TRUE;
}
else if (jstring_equal2(wiredObj, J_CSTR_TO_BUF("disabled")))
{
enable_wired = FALSE;
}
else
{
goto invalid_params;
}
/*
* Check if we are enabling an already enabled service,
* or disabling an already disabled service
*/
if((enable_wired && is_ethernet_powered()) || (!enable_wired && !is_ethernet_powered()))
{
WCA_LOG_DEBUG("Wired technology already enabled/disabled");
}
else
{
set_ethernet_state(enable_wired);
}
invalidArg = FALSE;
}
if(invalidArg == TRUE)
{
goto invalid_params;
}
LSMessageReplySuccess(sh,message);
goto cleanup;
invalid_params:
LSMessageReplyErrorInvalidParams(sh, message);
cleanup:
j_release(&parsedObj);
return true;
}
static bool handle_set_dns_command(LSHandle *sh, LSMessage *message, void* context)
{
if(!connman_status_check(manager, sh, message))
return true;
jvalue_ref parsedObj = {0};
jschema_ref input_schema = jschema_parse (j_cstr_to_buffer("{}"), DOMOPT_NOOPT, NULL);
if(!input_schema)
return false;
JSchemaInfo schemaInfo;
jschema_info_init(&schemaInfo, input_schema, NULL, NULL); // no external refs & no error handlers
parsedObj = jdom_parse(j_cstr_to_buffer(LSMessageGetPayload(message)), DOMOPT_NOOPT, &schemaInfo);
jschema_release(&input_schema);
if (jis_null(parsedObj))
{
LSMessageReplyErrorBadJSON(sh, message);
return true;
}
jvalue_ref ssidObj = {0}, dnsObj = {0};
GStrv dns = NULL;
gchar *ssid = NULL;
if(jobject_get_exists(parsedObj, J_CSTR_TO_BUF("dns"), &dnsObj))
{
int i, dns_arrsize = jarray_size(dnsObj);
dns = (GStrv) g_new0(GStrv, 1);
for(i = 0; i < dns_arrsize; i++)
{
raw_buffer dns_buf = jstring_get(jarray_get(dnsObj, i));
dns[i] = g_strdup(dns_buf.m_str);
jstring_free_buffer(dns_buf);
}
}
else
{
LSMessageReplyErrorInvalidParams(sh, message);
goto Exit;
}
if(jobject_get_exists(parsedObj, J_CSTR_TO_BUF("ssid"), &ssidObj))
{
raw_buffer ssid_buf = jstring_get(ssidObj);
ssid = g_strdup(ssid_buf.m_str);
jstring_free_buffer(ssid_buf);
}
connman_service_t *service = get_connman_service(ssid);
if(NULL != service)
{
if(connman_service_set_nameservers(service, dns))
LSMessageReplySuccess(sh, message);
else
LSMessageReplyErrorUnknown(sh, message);
goto Exit;
}
else
LSMessageReplyCustomError(sh, message, "No connected network");
Exit:
g_strfreev(dns);
g_free(ssid);
j_release(&parsedObj);
return true;
}
static bool handle_set_ipv4_command(LSHandle *sh, LSMessage *message, void* context)
{
if(!connman_status_check(manager, sh, message))
return true;
jvalue_ref parsedObj = {0};
jschema_ref input_schema = jschema_parse (j_cstr_to_buffer("{}"), DOMOPT_NOOPT, NULL);
if(!input_schema)
return false;
JSchemaInfo schemaInfo;
jschema_info_init(&schemaInfo, input_schema, NULL, NULL); // no external refs & no error handlers
parsedObj = jdom_parse(j_cstr_to_buffer(LSMessageGetPayload(message)), DOMOPT_NOOPT, &schemaInfo);
jschema_release(&input_schema);
if (jis_null(parsedObj))
{
LSMessageReplyErrorBadJSON(sh, message);
return true;
}
jvalue_ref ssidObj = {0}, methodObj = {0}, addressObj = {0}, netmaskObj = {0}, gatewayObj = {0};
ipv4info_t ipv4 = {0};
gchar *ssid = NULL;
gboolean invalidArg = TRUE;
if(jobject_get_exists(parsedObj, J_CSTR_TO_BUF("method"), &methodObj))
{
raw_buffer method_buf = jstring_get(methodObj);
ipv4.method = g_strdup(method_buf.m_str);
jstring_free_buffer(method_buf);
invalidArg = FALSE;
}
if(jobject_get_exists(parsedObj, J_CSTR_TO_BUF("address"), &addressObj))
{
raw_buffer address_buf = jstring_get(addressObj);
ipv4.address = g_strdup(address_buf.m_str);
jstring_free_buffer(address_buf);
invalidArg = FALSE;
}
if(jobject_get_exists(parsedObj, J_CSTR_TO_BUF("netmask"), &netmaskObj))
{
raw_buffer netmask_buf = jstring_get(netmaskObj);
ipv4.netmask = g_strdup(netmask_buf.m_str);
jstring_free_buffer(netmask_buf);
invalidArg = FALSE;
}
if(jobject_get_exists(parsedObj, J_CSTR_TO_BUF("gateway"), &gatewayObj))
{
raw_buffer gateway_buf = jstring_get(gatewayObj);
ipv4.gateway = g_strdup(gateway_buf.m_str);
jstring_free_buffer(gateway_buf);
invalidArg = FALSE;
}
if(jobject_get_exists(parsedObj, J_CSTR_TO_BUF("ssid"), &ssidObj))
{
raw_buffer ssid_buf = jstring_get(ssidObj);
ssid = g_strdup(ssid_buf.m_str);
jstring_free_buffer(ssid_buf);
invalidArg = FALSE;
}
if(invalidArg == TRUE)
{
LSMessageReplyErrorInvalidParams(sh, message);
goto Exit;
}
connman_service_t *service = get_connman_service(ssid);
if(NULL != service)
{
if(connman_service_set_ipv4(service, &ipv4))
LSMessageReplySuccess(sh, message);
else
LSMessageReplyErrorUnknown(sh, message);
goto Exit;
}
else
{
LSMessageReplyCustomError(sh, message, "Network not found");
}
Exit:
g_free(ipv4.method);
g_free(ipv4.address);
g_free(ipv4.netmask);
g_free(ipv4.gateway);
g_free(ssid);
j_release(&parsedObj);
return true;
}
bool
_LSSubscriptionGetJson(LSHandle *sh, jvalue_ref *ret_obj, LSError *lserror)
{
_Catalog *catalog = sh->catalog;
const char *key = NULL;
_SubList *sub_list = NULL;
GHashTableIter iter;
jvalue_ref true_obj = NULL;
jvalue_ref array = NULL;
jvalue_ref cur_obj = NULL;
jvalue_ref sub_array = NULL;
jvalue_ref key_name = NULL;
jvalue_ref message_obj = NULL;
jvalue_ref sub_array_item = NULL;
jvalue_ref unique_name_obj = NULL;
jvalue_ref service_name_obj = NULL;
*ret_obj = jobject_create();
if (*ret_obj == NULL) goto error;
true_obj = jboolean_create(true);
if (true_obj == NULL) goto error;
array = jarray_create(NULL);
if (array == NULL) goto error;
/* returnValue: true,
* subscriptions: [
* { key: key_name, subscribers: [{unique_name: , service_name: }, ...] },
* ...
* ]
*/
_CatalogLock(catalog);
g_hash_table_iter_init(&iter, catalog->subscription_lists);
while (g_hash_table_iter_next(&iter, (gpointer)&key, (gpointer)&sub_list))
{
cur_obj = jobject_create();
if (cur_obj == NULL) goto error;
sub_array = jarray_create(NULL);
if (sub_array == NULL) goto error;
key_name = jstring_create_copy(j_cstr_to_buffer(key));
if (key_name == NULL) goto error;
/* iterate over SubList */
int i = 0;
const char *token = NULL;
const int len = _SubListLen(sub_list);
for (i = 0; i < len; i++)
{
token = _SubListGet(sub_list, i);
if (token)
{
_Subscription *sub = g_hash_table_lookup(catalog->token_map, token);
if (!sub) continue;
LSMessage *msg = sub->message;
const char *unique_name = LSMessageGetSender(msg);
const char *service_name = LSMessageGetSenderServiceName(msg);
const char *message_body = LSMessageGetPayload(msg);
/* create subscribers item and add to sub_array */
sub_array_item = jobject_create();
if (sub_array_item == NULL) goto error;
unique_name_obj = unique_name ? jstring_create_copy(j_cstr_to_buffer(unique_name))
: jstring_empty();
if (unique_name_obj == NULL) goto error;
service_name_obj = service_name ? jstring_create_copy(j_cstr_to_buffer(service_name))
: jstring_empty();
if (service_name_obj == NULL) goto error;
message_obj = message_body ? jstring_create_copy(j_cstr_to_buffer(message_body))
: jstring_empty();
if (message_obj == NULL) goto error;
jobject_put(sub_array_item,
J_CSTR_TO_JVAL("unique_name"),
unique_name_obj);
jobject_put(sub_array_item,
J_CSTR_TO_JVAL("service_name"),
service_name_obj);
jobject_put(sub_array_item,
J_CSTR_TO_JVAL("subscription_message"),
message_obj);
jarray_append(sub_array, sub_array_item);
sub_array_item = NULL;
unique_name_obj = NULL;
service_name_obj = NULL;
message_obj = NULL;
}
}
jobject_put(cur_obj, J_CSTR_TO_JVAL("key"),
key_name);
jobject_put(cur_obj,
J_CSTR_TO_JVAL("subscribers"),
sub_array);
jarray_append(array, cur_obj);
key_name = NULL;
cur_obj = NULL;
sub_array = NULL;
}
jobject_put(*ret_obj,
J_CSTR_TO_JVAL("returnValue"),
true_obj);
jobject_put(*ret_obj,
J_CSTR_TO_JVAL("subscriptions"), array);
_CatalogUnlock(catalog);
return true;
error:
_CatalogUnlock(catalog);
j_release(ret_obj);
j_release(&true_obj);
j_release(&array);
j_release(&cur_obj);
j_release(&sub_array);
j_release(&key_name);
j_release(&sub_array_item);
j_release(&unique_name_obj);
j_release(&service_name_obj);
return false;
}
