void
snarf_alert_add_text_field(snarf_alert_t *alert,
const char *name,
const char *value)
{
// Add text field to body
JsonNode *node;
JsonObject * rootobj = json_node_get_object (alert->msg);
JsonObject * bodyobj = json_object_get_object_member(rootobj,"body");
JsonNode * stringnode = json_node_alloc();
stringnode=json_node_init_string(stringnode,value);
json_object_set_member(bodyobj,name,stringnode);
}
/**
* json_array_add_string_element:
* @array: a #JsonArray
* @value: a string value
*
* Conveniently adds a string @value into @array
*
* See also: json_array_add_element(), json_node_set_string()
*
* Since: 0.8
*/
void
json_array_add_string_element (JsonArray *array,
const gchar *value)
{
JsonNode *node;
g_return_if_fail (array != NULL);
node = json_node_alloc ();
if (value != NULL && *value != '\0')
json_node_init_string (node, value);
else
json_node_init_null (node);
g_ptr_array_add (array->elements, node);
}
/**
* json_object_set_string_member:
* @object: a #JsonObject
* @member_name: the name of the member
* @value: the value of the member
*
* Convenience function for setting a string @value of
* @member_name inside @object.
*
* See also: json_object_set_member()
*
* Since: 0.8
*/
void
json_object_set_string_member (JsonObject *object,
const gchar *member_name,
const gchar *value)
{
JsonNode *node;
g_return_if_fail (object != NULL);
g_return_if_fail (member_name != NULL);
node = json_node_alloc ();
if (value != NULL)
json_node_init_string (node, value);
else
json_node_init_null (node);
object_set_member_internal (object, member_name, node);
}
void
snarf_alert_add_ip_field_v4(snarf_alert_t *alert,
const char *name,
uint32_t value)
{
// Add IP field to body
JsonNode *node;
JsonObject * rootobj = json_node_get_object (alert->msg);
JsonObject * bodyobj = json_object_get_object_member(rootobj,"body");
JsonNode * stringnode = json_node_alloc();
struct in_addr ip;
ip.s_addr=htonl(value);
stringnode=json_node_init_string(stringnode,inet_ntoa(ip));
json_object_set_member(bodyobj,name,stringnode);
}
JsonNode *
json_serialize_pspec (const GValue *real_value,
GParamSpec *pspec)
{
JsonNode *retval = NULL;
JsonNodeType node_type;
switch (G_TYPE_FUNDAMENTAL (G_VALUE_TYPE (real_value)))
{
/* JSON native types */
case G_TYPE_INT64:
retval = json_node_init_int (json_node_alloc (), g_value_get_int64 (real_value));
break;
case G_TYPE_BOOLEAN:
retval = json_node_init_boolean (json_node_alloc (), g_value_get_boolean (real_value));
break;
case G_TYPE_DOUBLE:
retval = json_node_init_double (json_node_alloc (), g_value_get_double (real_value));
break;
case G_TYPE_STRING:
retval = json_node_init_string (json_node_alloc (), g_value_get_string (real_value));
break;
/* auto-promoted types */
case G_TYPE_INT:
retval = json_node_init_int (json_node_alloc (), g_value_get_int (real_value));
break;
case G_TYPE_UINT:
retval = json_node_init_int (json_node_alloc (), g_value_get_uint (real_value));
break;
case G_TYPE_LONG:
retval = json_node_init_int (json_node_alloc (), g_value_get_long (real_value));
break;
case G_TYPE_ULONG:
retval = json_node_init_int (json_node_alloc (), g_value_get_ulong (real_value));
break;
case G_TYPE_UINT64:
retval = json_node_init_int (json_node_alloc (), g_value_get_uint64 (real_value));
break;
case G_TYPE_FLOAT:
retval = json_node_init_double (json_node_alloc (), g_value_get_float (real_value));
break;
case G_TYPE_CHAR:
retval = json_node_alloc ();
json_node_init_int (retval, g_value_get_schar (real_value));
break;
case G_TYPE_UCHAR:
retval = json_node_init_int (json_node_alloc (), g_value_get_uchar (real_value));
break;
case G_TYPE_ENUM:
retval = json_node_init_int (json_node_alloc (), g_value_get_enum (real_value));
break;
case G_TYPE_FLAGS:
retval = json_node_init_int (json_node_alloc (), g_value_get_flags (real_value));
break;
/* complex types */
case G_TYPE_BOXED:
if (G_VALUE_HOLDS (real_value, G_TYPE_STRV))
{
gchar **strv = g_value_get_boxed (real_value);
gint i, strv_len;
JsonArray *array;
strv_len = g_strv_length (strv);
array = json_array_sized_new (strv_len);
for (i = 0; i < strv_len; i++)
{
JsonNode *str = json_node_new (JSON_NODE_VALUE);
json_node_set_string (str, strv[i]);
json_array_add_element (array, str);
}
retval = json_node_init_array (json_node_alloc (), array);
json_array_unref (array);
}
else if (json_boxed_can_serialize (G_VALUE_TYPE (real_value), &node_type))
{
gpointer boxed = g_value_get_boxed (real_value);
retval = json_boxed_serialize (G_VALUE_TYPE (real_value), boxed);
}
else
g_warning ("Boxed type '%s' is not handled by JSON-GLib",
g_type_name (G_VALUE_TYPE (real_value)));
break;
case G_TYPE_OBJECT:
{
GObject *object = g_value_get_object (real_value);
retval = json_node_alloc ();
if (object != NULL)
{
json_node_init (retval, JSON_NODE_OBJECT);
json_node_take_object (retval, json_gobject_dump (object));
}
else
json_node_init_null (retval);
}
break;
case G_TYPE_NONE:
retval = json_node_new (JSON_NODE_NULL);
break;
default:
g_warning ("Unsupported type `%s'", g_type_name (G_VALUE_TYPE (real_value)));
break;
}
return retval;
}
JsonNode *
js_util_tojsonnode(js_State *state, int idx)
{
const char *s;
JsonNode *node;
JsonNode *tmp;
JsonObject *object;
JsonArray *array;
unsigned int i, length;
node = json_node_alloc();
if (js_isstring(state, idx))
{
json_node_init_string(node, js_tostring(state, idx));
}
else if (js_isnumber(state, idx))
{
json_node_init_int(node, js_tointeger(state, idx));
}
else if (js_isboolean(state, idx))
{
json_node_init_boolean(node, js_toboolean(state, idx));
}
else if (js_isarray(state, idx))
{
length = js_getlength(state, idx);
array = json_array_new();
json_node_init_array(node, array);
for (i = 0; i < length; i++)
{
js_getindex(state, idx, i);
tmp = js_util_tojsonnode(state, -1);
if (tmp)
json_array_add_element(array, tmp);
js_pop(state, 1);
}
json_array_unref(array);
}
else if (js_isobject(state, idx))
{
object = json_object_new();
json_node_init_object(node, object);
js_pushiterator(state, idx, 1);
while((s = js_nextiterator(state, -1)) != NULL)
{
if (idx > 0) js_getproperty(state, idx, s);
else js_getproperty(state, idx - 1, s);
tmp = js_util_tojsonnode(state, -1);
if (tmp)
json_object_set_member(object, s, tmp);
js_pop(state, 1);
}
js_pop(state, 1);
json_object_unref(object);
}
else
{
json_node_free(node);
return NULL;
}
return node;
}
static void
send_meta (CockpitInternalMetrics *self)
{
JsonArray *metrics;
JsonObject *metric;
JsonObject *root;
struct timeval now_timeval;
gint64 now;
gettimeofday (&now_timeval, NULL);
now = timestamp_from_timeval (&now_timeval);
root = json_object_new ();
json_object_set_int_member (root, "timestamp", now);
json_object_set_int_member (root, "now", now);
json_object_set_int_member (root, "interval", self->interval);
metrics = json_array_new ();
for (int i = 0; i < self->n_metrics; i++)
{
MetricInfo *info = &self->metrics[i];
metric = json_object_new ();
/* Name and derivation mode
*/
json_object_set_string_member (metric, "name", info->desc->name);
if (info->derive)
json_object_set_string_member (metric, "derive", info->derive);
/* Instances
*/
if (info->desc->instanced)
{
GHashTableIter iter;
gpointer key, value;
int index;
JsonArray *instances = json_array_new ();
g_hash_table_iter_init (&iter, info->instances);
index = 0;
while (g_hash_table_iter_next (&iter, &key, &value))
{
const gchar *name = key;
InstanceInfo *inst = value;
/* HACK: We can't use json_builder_add_string_value here since
it turns empty strings into 'null' values inside arrays.
https://bugzilla.gnome.org/show_bug.cgi?id=730803
*/
{
JsonNode *string_element = json_node_alloc ();
json_node_init_string (string_element, name);
json_array_add_element (instances, string_element);
}
inst->index = index++;
}
json_object_set_array_member (metric, "instances", instances);
}
/* Units and semantics
*/
json_object_set_string_member (metric, "units", info->desc->units);
json_object_set_string_member (metric, "semantics", info->desc->semantics);
json_array_add_object_element (metrics, metric);
}
json_object_set_array_member (root, "metrics", metrics);
cockpit_metrics_send_meta (COCKPIT_METRICS (self), root, FALSE);
json_object_unref (root);
}
static guint
json_parse_value (JsonParser *parser,
JsonScanner *scanner,
guint token,
JsonNode **node)
{
JsonParserPrivate *priv = parser->priv;
JsonNode *current_node = priv->current_node;
gboolean is_negative = FALSE;
if (token == '-')
{
guint next_token = json_scanner_peek_next_token (scanner);
if (next_token == G_TOKEN_INT ||
next_token == G_TOKEN_FLOAT)
{
is_negative = TRUE;
token = json_scanner_get_next_token (scanner);
}
else
return G_TOKEN_INT;
}
switch (token)
{
case G_TOKEN_INT:
JSON_NOTE (PARSER, "abs(node): %" G_GINT64_FORMAT " (sign: %s)",
scanner->value.v_int64,
is_negative ? "negative" : "positive");
*node = json_node_init_int (json_node_alloc (),
is_negative ? scanner->value.v_int64 * -1
: scanner->value.v_int64);
break;
case G_TOKEN_FLOAT:
JSON_NOTE (PARSER, "abs(node): %.6f (sign: %s)",
scanner->value.v_float,
is_negative ? "negative" : "positive");
*node = json_node_init_double (json_node_alloc (),
is_negative ? scanner->value.v_float * -1.0
: scanner->value.v_float);
break;
case G_TOKEN_STRING:
JSON_NOTE (PARSER, "node: '%s'",
scanner->value.v_string);
*node = json_node_init_string (json_node_alloc (), scanner->value.v_string);
break;
case JSON_TOKEN_TRUE:
case JSON_TOKEN_FALSE:
JSON_NOTE (PARSER, "node: '%s'",
JSON_TOKEN_TRUE ? "<true>" : "<false>");
*node = json_node_init_boolean (json_node_alloc (), token == JSON_TOKEN_TRUE ? TRUE : FALSE);
break;
case JSON_TOKEN_NULL:
JSON_NOTE (PARSER, "node: <null>");
*node = json_node_init_null (json_node_alloc ());
break;
case G_TOKEN_IDENTIFIER:
JSON_NOTE (PARSER, "node: identifier '%s'", scanner->value.v_identifier);
priv->error_code = JSON_PARSER_ERROR_INVALID_BAREWORD;
*node = NULL;
return G_TOKEN_SYMBOL;
default:
{
JsonNodeType cur_type;
*node = NULL;
JSON_NOTE (PARSER, "node: invalid token");
cur_type = json_node_get_node_type (current_node);
if (cur_type == JSON_NODE_ARRAY)
{
priv->error_code = JSON_PARSER_ERROR_PARSE;
return G_TOKEN_RIGHT_BRACE;
}
else if (cur_type == JSON_NODE_OBJECT)
{
priv->error_code = JSON_PARSER_ERROR_PARSE;
return G_TOKEN_RIGHT_CURLY;
}
else
{
priv->error_code = JSON_PARSER_ERROR_INVALID_BAREWORD;
return G_TOKEN_SYMBOL;
}
}
break;
}
return G_TOKEN_NONE;
}
static void
build_json (JsonBuilder *builder,
GVariant *value)
{
const GVariantType *type;
const GVariantType *element_type;
g_variant_ref_sink (value);
switch (g_variant_classify (value))
{
case G_VARIANT_CLASS_BOOLEAN:
json_builder_add_boolean_value (builder, g_variant_get_boolean (value));
break;
case G_VARIANT_CLASS_BYTE:
json_builder_add_int_value (builder, g_variant_get_byte (value));
break;
case G_VARIANT_CLASS_INT16:
json_builder_add_int_value (builder, g_variant_get_int16 (value));
break;
case G_VARIANT_CLASS_UINT16:
json_builder_add_int_value (builder, g_variant_get_uint16 (value));
break;
case G_VARIANT_CLASS_INT32:
json_builder_add_int_value (builder, g_variant_get_int32 (value));
break;
case G_VARIANT_CLASS_UINT32:
json_builder_add_int_value (builder, g_variant_get_uint32 (value));
break;
case G_VARIANT_CLASS_INT64:
json_builder_add_int_value (builder, g_variant_get_int64 (value));
break;
case G_VARIANT_CLASS_UINT64:
json_builder_add_int_value (builder, g_variant_get_uint64 (value));
break;
case G_VARIANT_CLASS_HANDLE:
json_builder_add_int_value (builder, g_variant_get_handle (value));
break;
case G_VARIANT_CLASS_DOUBLE:
json_builder_add_double_value (builder, g_variant_get_double (value));
break;
case G_VARIANT_CLASS_STRING: /* explicit fall-through */
case G_VARIANT_CLASS_OBJECT_PATH: /* explicit fall-through */
case G_VARIANT_CLASS_SIGNATURE:
{
/* HACK: We can't use json_builder_add_string_value here since
it turns empty strings into 'null' values inside arrays.
https://bugzilla.gnome.org/show_bug.cgi?id=730803
*/
JsonNode *string_element = json_node_alloc ();
json_node_init_string (string_element, g_variant_get_string (value, NULL));
json_builder_add_value (builder, string_element);
}
break;
case G_VARIANT_CLASS_VARIANT:
build_json_variant (builder, value);
break;
case G_VARIANT_CLASS_ARRAY:
type = g_variant_get_type (value);
element_type = g_variant_type_element (type);
if (g_variant_type_is_dict_entry (element_type))
build_json_dictionary (builder, element_type, value);
else
build_json_array_or_tuple (builder, value);
break;
case G_VARIANT_CLASS_TUPLE:
build_json_array_or_tuple (builder, value);
break;
case G_VARIANT_CLASS_DICT_ENTRY:
case G_VARIANT_CLASS_MAYBE:
default:
g_return_if_reached ();
break;
}
g_variant_unref (value);
}
static GVariant *
parse_json_dictionary (JsonNode *node,
const GVariantType *entry_type,
GError **error)
{
const GVariantType *key_type;
const GVariantType *value_type;
GVariant *result = NULL;
GPtrArray *children;
JsonObject *object;
JsonNode *key_node;
GList *members = NULL;
gboolean is_string;
GVariant *value;
GVariant *key;
GVariant *child;
GList *l;
children = g_ptr_array_new ();
if (!check_type (node, JSON_NODE_OBJECT, 0, error))
goto out;
object = json_node_get_object (node);
key_type = g_variant_type_key (entry_type);
value_type = g_variant_type_value (entry_type);
is_string = (g_variant_type_equal (key_type, G_VARIANT_TYPE_STRING) ||
g_variant_type_equal (key_type, G_VARIANT_TYPE_OBJECT_PATH) ||
g_variant_type_equal (key_type, G_VARIANT_TYPE_SIGNATURE));
members = json_object_get_members (object);
for (l = members; l != NULL; l = g_list_next (l))
{
if (is_string)
{
key_node = json_node_init_string (json_node_alloc (), l->data);
}
else
{
key_node = cockpit_json_parse (l->data, -1, NULL);
if (key_node == NULL)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_DATA,
"Unexpected key '%s' in JSON object", (gchar *)l->data);
goto out;
}
}
key = parse_json (key_node, key_type, error);
json_node_free (key_node);
if (!key)
goto out;
value = parse_json (json_object_get_member (object, l->data),
value_type, error);
if (!value)
{
g_variant_unref (key);
goto out;
}
child = g_variant_new_dict_entry (key, value);
g_ptr_array_add (children, child);
}
result = g_variant_new_array (entry_type,
(GVariant *const *)children->pdata,
children->len);
children->len = 0;
out:
g_list_free (members);
g_ptr_array_foreach (children, (GFunc)g_variant_unref, NULL);
g_ptr_array_free (children, TRUE);
return result;
}
