static inline ExpressionResult For(ScriptFrame& frame, const String& fkvar, const String& fvvar, const Value& value, Expression *expression, const DebugInfo& debugInfo = DebugInfo())
{
if (value.IsObjectType<Array>()) {
if (!fvvar.IsEmpty())
BOOST_THROW_EXCEPTION(ScriptError("Cannot use dictionary iterator for array.", debugInfo));
Array::Ptr arr = value;
for (Array::SizeType i = 0; i < arr->GetLength(); i++) {
frame.Locals->Set(fkvar, arr->Get(i));
ExpressionResult res = expression->Evaluate(frame);
CHECK_RESULT_LOOP(res);
}
} else if (value.IsObjectType<Dictionary>()) {
if (fvvar.IsEmpty())
BOOST_THROW_EXCEPTION(ScriptError("Cannot use array iterator for dictionary.", debugInfo));
Dictionary::Ptr dict = value;
std::vector<String> keys;
{
ObjectLock olock(dict);
BOOST_FOREACH(const Dictionary::Pair& kv, dict) {
keys.push_back(kv.first);
}
}
BOOST_FOREACH(const String& key, keys) {
frame.Locals->Set(fkvar, key);
frame.Locals->Set(fvvar, dict->Get(key));
ExpressionResult res = expression->Evaluate(frame);
CHECK_RESULT_LOOP(res);
}
/**
* Executes the auto completion script via HTTP and returns HTTP and user errors.
*
* @param session Local session handler.
* @param command The auto completion string.
* @param sandboxed Whether to run this sandboxed.
* @return Result value, also contains user errors.
*/
Array::Ptr ConsoleCommand::AutoCompleteScript(const String& session, const String& command, bool sandboxed)
{
/* Extend the url parameters for the request. */
l_Url->SetPath({ "v1", "console", "auto-complete-script" });
l_Url->SetQuery({
{"session", session},
{"command", command},
{"sandboxed", sandboxed ? "1" : "0"}
});
Dictionary::Ptr jsonResponse = SendRequest();
/* Extract the result, and handle user input errors too. */
Array::Ptr results = jsonResponse->Get("results");
Array::Ptr suggestions;
if (results && results->GetLength() > 0) {
Dictionary::Ptr resultInfo = results->Get(0);
if (resultInfo->Get("code") >= 200 && resultInfo->Get("code") <= 299) {
suggestions = resultInfo->Get("suggestions");
} else {
String errorMessage = resultInfo->Get("status");
BOOST_THROW_EXCEPTION(ScriptError(errorMessage));
}
}
return suggestions;
}
void ApiClient::ExecuteScriptHttpCompletionCallback(HttpRequest& request,
HttpResponse& response, const ExecuteScriptCompletionCallback& callback)
{
Dictionary::Ptr result;
String body;
char buffer[1024];
size_t count;
while ((count = response.ReadBody(buffer, sizeof(buffer))) > 0)
body += String(buffer, buffer + count);
try {
if (response.StatusCode < 200 || response.StatusCode > 299) {
std::string message = "HTTP request failed; Code: " + Convert::ToString(response.StatusCode) + "; Body: " + body;
BOOST_THROW_EXCEPTION(ScriptError(message));
}
result = JsonDecode(body);
Array::Ptr results = result->Get("results");
Value result;
String errorMessage = "Unexpected result from API.";
if (results && results->GetLength() > 0) {
Dictionary::Ptr resultInfo = results->Get(0);
errorMessage = resultInfo->Get("status");
if (resultInfo->Get("code") >= 200 && resultInfo->Get("code") <= 299) {
result = resultInfo->Get("result");
} else {
DebugInfo di;
Dictionary::Ptr debugInfo = resultInfo->Get("debug_info");
if (debugInfo) {
di.Path = debugInfo->Get("path");
di.FirstLine = debugInfo->Get("first_line");
di.FirstColumn = debugInfo->Get("first_column");
di.LastLine = debugInfo->Get("last_line");
di.LastColumn = debugInfo->Get("last_column");
}
bool incompleteExpression = resultInfo->Get("incomplete_expression");
BOOST_THROW_EXCEPTION(ScriptError(errorMessage, di, incompleteExpression));
}
}
callback(boost::exception_ptr(), result);
} catch (const std::exception&) {
callback(boost::current_exception(), Empty);
}
}
Value HttpUtility::GetLastParameter(const Dictionary::Ptr& params, const String& key)
{
Value varr = params->Get(key);
if (!varr.IsObjectType<Array>())
return varr;
Array::Ptr arr = varr;
if (arr->GetLength() == 0)
return Empty;
else
return arr->Get(arr->GetLength() - 1);
}
static Value ArrayReduce(const Function::Ptr& function)
{
ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
if (vframe->Sandboxed && !function->IsSideEffectFree())
BOOST_THROW_EXCEPTION(ScriptError("Reduce function must be side-effect free."));
if (self->GetLength() == 0)
return Empty;
Value result = self->Get(0);
ObjectLock olock(self);
for (size_t i = 1; i < self->GetLength(); i++) {
std::vector<Value> args;
args.push_back(result);
args.push_back(self->Get(i));
result = function->Invoke(args);
}
return result;
}
bool ObjectListUtility::PrintObject(std::ostream& fp, bool& first, const String& message, std::map<String, int>& type_count, const String& name_filter, const String& type_filter)
{
Dictionary::Ptr object = JsonDecode(message);
Dictionary::Ptr properties = object->Get("properties");
String internal_name = properties->Get("__name");
String name = object->Get("name");
String type = object->Get("type");
if (!name_filter.IsEmpty() && !Utility::Match(name_filter, name) && !Utility::Match(name_filter, internal_name))
return false;
if (!type_filter.IsEmpty() && !Utility::Match(type_filter, type))
return false;
if (first)
first = false;
else
fp << "\n";
Dictionary::Ptr debug_hints = object->Get("debug_hints");
fp << "Object '" << ConsoleColorTag(Console_ForegroundBlue | Console_Bold) << internal_name << ConsoleColorTag(Console_Normal) << "'";
fp << " of type '" << ConsoleColorTag(Console_ForegroundMagenta | Console_Bold) << type << ConsoleColorTag(Console_Normal) << "':\n";
Array::Ptr di = object->Get("debug_info");
if (di) {
fp << ConsoleColorTag(Console_ForegroundCyan) << " % declared in '" << di->Get(0) << "', lines "
<< di->Get(1) << ":" << di->Get(2) << "-" << di->Get(3) << ":" << di->Get(4) << ConsoleColorTag(Console_Normal) << "\n";
}
PrintProperties(fp, properties, debug_hints, 2);
type_count[type]++;
return true;
}
/**
* Executes the DSL script via HTTP and returns HTTP and user errors.
*
* @param session Local session handler.
* @param command The DSL string.
* @param sandboxed Whether to run this sandboxed.
* @return Result value, also contains user errors.
*/
Value ConsoleCommand::ExecuteScript(const String& session, const String& command, bool sandboxed)
{
/* Extend the url parameters for the request. */
l_Url->SetPath({"v1", "console", "execute-script"});
l_Url->SetQuery({
{"session", session},
{"command", command},
{"sandboxed", sandboxed ? "1" : "0"}
});
Dictionary::Ptr jsonResponse = SendRequest();
/* Extract the result, and handle user input errors too. */
Array::Ptr results = jsonResponse->Get("results");
Value result;
if (results && results->GetLength() > 0) {
Dictionary::Ptr resultInfo = results->Get(0);
if (resultInfo->Get("code") >= 200 && resultInfo->Get("code") <= 299) {
result = resultInfo->Get("result");
} else {
String errorMessage = resultInfo->Get("status");
DebugInfo di;
Dictionary::Ptr debugInfo = resultInfo->Get("debug_info");
if (debugInfo) {
di.Path = debugInfo->Get("path");
di.FirstLine = debugInfo->Get("first_line");
di.FirstColumn = debugInfo->Get("first_column");
di.LastLine = debugInfo->Get("last_line");
di.LastColumn = debugInfo->Get("last_column");
}
bool incompleteExpression = resultInfo->Get("incomplete_expression");
BOOST_THROW_EXCEPTION(ScriptError(errorMessage, di, incompleteExpression));
}
}
return result;
}
void ApiClient::AutocompleteScriptHttpCompletionCallback(HttpRequest& request,
HttpResponse& response, const AutocompleteScriptCompletionCallback& callback)
{
Dictionary::Ptr result;
String body;
char buffer[1024];
size_t count;
while ((count = response.ReadBody(buffer, sizeof(buffer))) > 0)
body += String(buffer, buffer + count);
try {
if (response.StatusCode < 200 || response.StatusCode > 299) {
std::string message = "HTTP request failed; Code: " + Convert::ToString(response.StatusCode) + "; Body: " + body;
BOOST_THROW_EXCEPTION(ScriptError(message));
}
result = JsonDecode(body);
Array::Ptr results = result->Get("results");
Array::Ptr suggestions;
String errorMessage = "Unexpected result from API.";
if (results && results->GetLength() > 0) {
Dictionary::Ptr resultInfo = results->Get(0);
errorMessage = resultInfo->Get("status");
if (resultInfo->Get("code") >= 200 && resultInfo->Get("code") <= 299)
suggestions = resultInfo->Get("suggestions");
else
BOOST_THROW_EXCEPTION(ScriptError(errorMessage));
}
callback(boost::exception_ptr(), suggestions);
} catch (const std::exception&) {
callback(boost::current_exception(), nullptr);
}
}
static Value ArrayGet(int index)
{
ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
return self->Get(index);
}
String icinga::DiagnosticInformation(const std::exception& ex, bool verbose, StackTrace *stack, ContextTrace *context)
{
std::ostringstream result;
String message = ex.what();
const ValidationError *vex = dynamic_cast<const ValidationError *>(&ex);
if (message.IsEmpty())
result << boost::diagnostic_information(ex);
else
result << "Error: " << message;
const ScriptError *dex = dynamic_cast<const ScriptError *>(&ex);
if (dex && !dex->GetDebugInfo().Path.IsEmpty()) {
result << "\nLocation:\n";
ShowCodeFragment(result, dex->GetDebugInfo());
}
if (vex) {
DebugInfo di;
ConfigObject::Ptr dobj = vex->GetObject();
if (dobj)
di = dobj->GetDebugInfo();
Dictionary::Ptr currentHint = vex->GetDebugHint();
Array::Ptr messages;
if (currentHint) {
BOOST_FOREACH(const String& attr, vex->GetAttributePath()) {
Dictionary::Ptr props = currentHint->Get("properties");
if (!props)
break;
currentHint = props->Get(attr);
if (!currentHint)
break;
messages = currentHint->Get("messages");
}
}
if (messages && messages->GetLength() > 0) {
Array::Ptr message = messages->Get(messages->GetLength() - 1);
di.Path = message->Get(1);
di.FirstLine = message->Get(2);
di.FirstColumn = message->Get(3);
di.LastLine = message->Get(4);
di.LastColumn = message->Get(5);
}
if (!di.Path.IsEmpty()) {
result << "\nLocation:\n";
ShowCodeFragment(result, di);
}
}
const user_error *uex = dynamic_cast<const user_error *>(&ex);
const posix_error *pex = dynamic_cast<const posix_error *>(&ex);
if (!uex && !pex && verbose) {
const StackTrace *st = boost::get_error_info<StackTraceErrorInfo>(ex);
if (st) {
result << *st;
} else {
result << std::endl;
if (!stack)
stack = GetLastExceptionStack();
if (stack)
result << *stack;
}
if (boost::get_error_info<ContextTraceErrorInfo>(ex) == NULL) {
result << std::endl;
if (!context)
context = GetLastExceptionContext();
if (context)
result << *context;
}
}
return result.str();
}
void ObjectListUtility::PrintHint(std::ostream& fp, const Array::Ptr& msg, int indent)
{
fp << std::setw(indent) << " " << ConsoleColorTag(Console_ForegroundCyan) << "% " << msg->Get(0) << " modified in '" << msg->Get(1) << "', lines "
<< msg->Get(2) << ":" << msg->Get(3) << "-" << msg->Get(4) << ":" << msg->Get(5) << ConsoleColorTag(Console_Normal) << "\n";
}