void log_init(configuration_ptr config)
{
logging_start_level = enum_from_string(
config->get_string_value("core", "logging_start_level", enum_to_string(logging_start_level)).c_str(),
logging_level::log_level_INVALID
);
dassert(logging_start_level != logging_level::log_level_INVALID, "invalid [core] logging_start_level specified");
}
gboolean
json_deserialize_pspec (GValue *value,
GParamSpec *pspec,
JsonNode *node)
{
GValue node_value = { 0, };
gboolean retval = FALSE;
if (G_TYPE_FUNDAMENTAL (G_VALUE_TYPE (value)) == G_TYPE_BOXED)
{
JsonNodeType node_type = json_node_get_node_type (node);
GType boxed_type = G_VALUE_TYPE (value);
if (json_boxed_can_deserialize (boxed_type, node_type))
{
gpointer boxed = json_boxed_deserialize (boxed_type, node);
g_value_take_boxed (value, boxed);
return TRUE;
}
}
switch (JSON_NODE_TYPE (node))
{
case JSON_NODE_OBJECT:
if (g_type_is_a (G_VALUE_TYPE (value), G_TYPE_OBJECT))
{
GObject *object;
object = json_gobject_new (G_VALUE_TYPE (value), json_node_get_object (node));
if (object != NULL)
g_value_take_object (value, object);
else
g_value_set_object (value, NULL);
retval = TRUE;
}
break;
case JSON_NODE_ARRAY:
if (G_VALUE_HOLDS (value, G_TYPE_STRV))
{
JsonArray *array = json_node_get_array (node);
guint i, array_len = json_array_get_length (array);
GPtrArray *str_array = g_ptr_array_sized_new (array_len + 1);
for (i = 0; i < array_len; i++)
{
JsonNode *val = json_array_get_element (array, i);
if (JSON_NODE_TYPE (val) != JSON_NODE_VALUE)
continue;
if (json_node_get_string (val) != NULL)
g_ptr_array_add (str_array, (gpointer) json_node_get_string (val));
}
g_ptr_array_add (str_array, NULL);
g_value_set_boxed (value, str_array->pdata);
g_ptr_array_free (str_array, TRUE);
retval = TRUE;
}
break;
case JSON_NODE_VALUE:
json_node_get_value (node, &node_value);
#if 0
{
gchar *node_str = g_strdup_value_contents (&node_value);
g_debug ("%s: value type '%s' := node value type '%s' -> '%s'",
G_STRLOC,
g_type_name (G_VALUE_TYPE (value)),
g_type_name (G_VALUE_TYPE (&node_value)),
node_str);
g_free (node_str);
}
#endif
switch (G_TYPE_FUNDAMENTAL (G_VALUE_TYPE (value)))
{
case G_TYPE_BOOLEAN:
case G_TYPE_INT64:
case G_TYPE_STRING:
if (G_VALUE_HOLDS (&node_value, G_VALUE_TYPE (value)))
{
g_value_copy (&node_value, value);
retval = TRUE;
}
break;
case G_TYPE_INT:
if (G_VALUE_HOLDS (&node_value, G_TYPE_INT64))
{
g_value_set_int (value, (gint) g_value_get_int64 (&node_value));
retval = TRUE;
}
break;
case G_TYPE_CHAR:
if (G_VALUE_HOLDS (&node_value, G_TYPE_INT64))
{
g_value_set_schar (value, (gchar) g_value_get_int64 (&node_value));
retval = TRUE;
}
break;
case G_TYPE_UINT:
if (G_VALUE_HOLDS (&node_value, G_TYPE_INT64))
{
g_value_set_uint (value, (guint) g_value_get_int64 (&node_value));
retval = TRUE;
}
break;
case G_TYPE_UCHAR:
if (G_VALUE_HOLDS (&node_value, G_TYPE_INT64))
{
g_value_set_uchar (value, (guchar) g_value_get_int64 (&node_value));
retval = TRUE;
}
break;
case G_TYPE_LONG:
if (G_VALUE_HOLDS (&node_value, G_TYPE_INT64))
{
g_value_set_long (value, (glong) g_value_get_int64 (&node_value));
retval = TRUE;
}
break;
case G_TYPE_ULONG:
if (G_VALUE_HOLDS (&node_value, G_TYPE_INT64))
{
g_value_set_ulong (value, (gulong) g_value_get_int64 (&node_value));
retval = TRUE;
}
break;
case G_TYPE_UINT64:
if (G_VALUE_HOLDS (&node_value, G_TYPE_INT64))
{
g_value_set_uint64 (value, (guint64) g_value_get_int64 (&node_value));
retval = TRUE;
}
break;
case G_TYPE_DOUBLE:
if (G_VALUE_HOLDS (&node_value, G_TYPE_DOUBLE))
{
g_value_set_double (value, g_value_get_double (&node_value));
retval = TRUE;
}
else if (G_VALUE_HOLDS (&node_value, G_TYPE_INT64))
{
g_value_set_double (value, (gdouble) g_value_get_int64 (&node_value));
retval = TRUE;
}
break;
case G_TYPE_FLOAT:
if (G_VALUE_HOLDS (&node_value, G_TYPE_DOUBLE))
{
g_value_set_float (value, (gfloat) g_value_get_double (&node_value));
retval = TRUE;
}
else if (G_VALUE_HOLDS (&node_value, G_TYPE_INT64))
{
g_value_set_float (value, (gfloat) g_value_get_int64 (&node_value));
retval = TRUE;
}
break;
case G_TYPE_ENUM:
{
gint enum_value = 0;
if (G_VALUE_HOLDS (&node_value, G_TYPE_INT64))
{
enum_value = g_value_get_int64 (&node_value);
retval = TRUE;
}
else if (G_VALUE_HOLDS (&node_value, G_TYPE_STRING))
{
retval = enum_from_string (G_VALUE_TYPE (value),
g_value_get_string (&node_value),
&enum_value);
}
if (retval)
g_value_set_enum (value, enum_value);
}
break;
case G_TYPE_FLAGS:
{
gint flags_value = 0;
if (G_VALUE_HOLDS (&node_value, G_TYPE_INT64))
{
flags_value = g_value_get_int64 (&node_value);
retval = TRUE;
}
else if (G_VALUE_HOLDS (&node_value, G_TYPE_STRING))
{
retval = flags_from_string (G_VALUE_TYPE (value),
g_value_get_string (&node_value),
&flags_value);
}
if (retval)
g_value_set_flags (value, flags_value);
}
break;
default:
retval = FALSE;
break;
}
g_value_unset (&node_value);
break;
case JSON_NODE_NULL:
if (G_TYPE_FUNDAMENTAL (G_VALUE_TYPE (value)) == G_TYPE_STRING)
{
g_value_set_string (value, NULL);
retval = TRUE;
}
else if (G_TYPE_FUNDAMENTAL (G_VALUE_TYPE (value)) == G_TYPE_OBJECT)
{
g_value_set_object (value, NULL);
retval = TRUE;
}
else
retval = FALSE;
break;
}
return retval;
}
simple_logger::simple_logger(const char* log_dir, logging_provider* inner)
: logging_provider(log_dir, inner)
{
_log_dir = std::string(log_dir);
//we assume all valid entries are positive
_start_index = 0;
_index = 1;
_lines = 0;
_log = nullptr;
_short_header = dsn_config_get_value_bool("tools.simple_logger", "short_header",
true, "whether to use short header (excluding file/function etc.)");
_fast_flush = dsn_config_get_value_bool("tools.simple_logger", "fast_flush",
false, "whether to flush immediately");
_stderr_start_level = enum_from_string(
dsn_config_get_value_string("tools.simple_logger", "stderr_start_level",
enum_to_string(LOG_LEVEL_WARNING),
"copy log messages at or above this level to stderr in addition to logfiles"),
LOG_LEVEL_INVALID
);
dassert(_stderr_start_level != LOG_LEVEL_INVALID,
"invalid [tools.simple_logger] stderr_start_level specified");
_max_number_of_log_files_on_disk = dsn_config_get_value_uint64(
"tools.simple_logger",
"max_number_of_log_files_on_disk",
20,
"max number of log files reserved on disk, older logs are auto deleted"
);
// check existing log files
std::vector<std::string> sub_list;
if (!dsn::utils::filesystem::get_subfiles(_log_dir, sub_list, false))
{
dassert(false, "Fail to get subfiles in %s.", _log_dir.c_str());
}
for (auto& fpath : sub_list)
{
auto&& name = dsn::utils::filesystem::get_file_name(fpath);
if (name.length() <= 8 ||
name.substr(0, 4) != "log.")
continue;
int index;
if (1 != sscanf(name.c_str(), "log.%d.txt", &index) || index <= 0)
continue;
if (index > _index)
_index = index;
if (_start_index == 0 || index < _start_index)
_start_index = index;
}
sub_list.clear();
if (_start_index == 0)
{
_start_index = _index;
}
else
++_index;
create_log_file();
}
