void RestBaseHandler::generateError (HttpResponse::HttpResponseCode code, int errorCode, string const& message) {
response = new HttpResponse(code);
VariantArray* result = new VariantArray();
result->add("error", new VariantBoolean(true));
result->add("code", new VariantInt32((int32_t) code));
result->add("errorNum", new VariantInt32((int32_t) errorCode));
result->add("errorMessage", new VariantString(message));
string contentType;
bool ok = OutputGenerator::output(selectResultGenerator(request), response->body(), result, contentType);
if (ok) {
response->setContentType(contentType);
}
else {
response->body().appendText("{ \"error\" : true, \"errorMessage\" : \"" );
response->body().appendText(StringUtils::escapeUnicode(message));
response->body().appendText("\", \"code\" : ");
response->body().appendInteger(code);
response->body().appendText("\", \"errorNum\" : ");
response->body().appendInteger(errorCode);
response->body().appendText("}");
response->setContentType("application/json; charset=utf-8");
}
delete result;
}
void RestVocbaseBaseHandler::generatePreconditionFailed (TRI_voc_cid_t cid, TRI_voc_did_t did, TRI_voc_rid_t rid) {
response = new HttpResponse(HttpResponse::PRECONDITION_FAILED);
VariantArray* result = new VariantArray();
result->add("error", new VariantBoolean(true));
result->add("code", new VariantInt32((int32_t) HttpResponse::PRECONDITION_FAILED));
result->add("errorNum", new VariantInt32((int32_t) TRI_ERROR_ARANGO_CONFLICT));
result->add("errorMessage", new VariantString("precondition failed"));
result->add("_id", new VariantString(StringUtils::itoa(cid) + TRI_DOCUMENT_HANDLE_SEPARATOR_STR + StringUtils::itoa(did)));
result->add("_rev", new VariantUInt64(rid));
string contentType;
bool ok = OutputGenerator::output(selectResultGenerator(request), response->body(), result, contentType);
if (ok) {
response->setContentType(contentType);
}
else {
delete response;
generateError(HttpResponse::SERVER_ERROR, TRI_ERROR_INTERNAL, "cannot generate response");
}
delete result;
}
HttpHandler::status_e RestAdminLogHandler::execute () {
// .............................................................................
// check the maximal log level to report
// .............................................................................
bool found1;
string upto = StringUtils::tolower(_request->value("upto", found1));
bool found2;
string lvl = StringUtils::tolower(_request->value("level", found2));
TRI_log_level_e ul = TRI_LOG_LEVEL_INFO;
bool useUpto = true;
string logLevel;
// prefer level over upto
if (found2) {
logLevel = lvl;
useUpto = false;
}
else if (found1) {
logLevel = upto;
useUpto = true;
}
if (found1 || found2) {
if (logLevel == "fatal" || logLevel == "0") {
ul = TRI_LOG_LEVEL_FATAL;
}
else if (logLevel == "error" || logLevel == "1") {
ul = TRI_LOG_LEVEL_ERROR;
}
else if (logLevel == "warning" || logLevel == "2") {
ul = TRI_LOG_LEVEL_WARNING;
}
else if (logLevel == "info" || logLevel == "3") {
ul = TRI_LOG_LEVEL_INFO;
}
else if (logLevel == "debug" || logLevel == "4") {
ul = TRI_LOG_LEVEL_DEBUG;
}
else if (logLevel == "trace" || logLevel == "5") {
ul = TRI_LOG_LEVEL_TRACE;
}
else {
generateError(HttpResponse::BAD,
TRI_ERROR_HTTP_BAD_PARAMETER,
string("unknown '") + (found2 ? "level" : "upto") + "' log level: '" + logLevel + "'");
return HANDLER_DONE;
}
}
// .............................................................................
// check the starting position
// .............................................................................
uint64_t start = 0;
bool found;
string s = _request->value("start", found);
if (found) {
start = StringUtils::uint64(s);
}
// .............................................................................
// check the offset
// .............................................................................
uint64_t offset = 0;
s = _request->value("offset", found);
if (found) {
offset = StringUtils::uint64(s);
}
// .............................................................................
// check the size
// .............................................................................
uint64_t size = (uint64_t) -1;
s = _request->value("size", found);
if (found) {
size = StringUtils::uint64(s);
}
// .............................................................................
// check the sort direction
// .............................................................................
bool sortAscending = false;
bool sortDescending = false;
string sortdir = StringUtils::tolower(_request->value("sort", found));
if (found) {
if (sortdir == "asc") {
sortAscending = true;
}
else if (sortdir == "desc") {
sortDescending = true;
}
else {
LOGGER_DEBUG << "unknown sort direction '" << sortdir << "'";
}
}
// .............................................................................
// check the search criteria
// .............................................................................
bool search = false;
string searchString = StringUtils::tolower(_request->value("search", search));
// .............................................................................
// generate result
// .............................................................................
VariantArray* result = new VariantArray();
VariantVector* lid = new VariantVector();
result->add("lid", lid);
VariantVector* level = new VariantVector();
result->add("level", level);
VariantVector* timestamp = new VariantVector();
result->add("timestamp", timestamp);
VariantVector* text = new VariantVector();
result->add("text", text);
TRI_vector_t * logs = TRI_BufferLogging(ul, start, useUpto);
TRI_vector_t clean;
TRI_InitVector(&clean, TRI_UNKNOWN_MEM_ZONE, sizeof(TRI_log_buffer_t));
for (size_t i = 0; i < logs->_length; ++i) {
TRI_log_buffer_t* buf = (TRI_log_buffer_t*) TRI_AtVector(logs, i);
if (search) {
string text = StringUtils::tolower(buf->_text);
if (text.find(searchString) == string::npos) {
continue;
}
}
TRI_PushBackVector(&clean, buf);
}
result->add("totalAmount", new VariantUInt64(clean._length));
size_t length = clean._length;
if (offset >= length) {
length = 0;
offset = 0;
}
else if (offset > 0) {
length -= offset;
}
// restrict to at most <size> elements
if (length > size) {
length = size;
}
if (sortAscending) {
qsort(((char*) TRI_BeginVector(&clean)) + offset * sizeof(TRI_log_buffer_t),
length,
sizeof(TRI_log_buffer_t),
LidCompareAsc);
}
else if (sortDescending) {
qsort(((char*) TRI_BeginVector(&clean)) + offset * sizeof(TRI_log_buffer_t),
length,
sizeof(TRI_log_buffer_t),
LidCompareDesc);
}
for (size_t i = 0; i < length; ++i) {
TRI_log_buffer_t* buf = (TRI_log_buffer_t*) TRI_AtVector(&clean, offset + i);
uint32_t l = 0;
switch (buf->_level) {
case TRI_LOG_LEVEL_FATAL: l = 0; break;
case TRI_LOG_LEVEL_ERROR: l = 1; break;
case TRI_LOG_LEVEL_WARNING: l = 2; break;
case TRI_LOG_LEVEL_INFO: l = 3; break;
case TRI_LOG_LEVEL_DEBUG: l = 4; break;
case TRI_LOG_LEVEL_TRACE: l = 5; break;
}
lid->add(new VariantUInt64(buf->_lid));
level->add(new VariantUInt32(l));
timestamp->add(new VariantUInt32(buf->_timestamp));
text->add(new VariantString(buf->_text));
}
TRI_FreeBufferLogging(logs);
TRI_DestroyVector(&clean);
generateResult(result);
return HANDLER_DONE;
}
VariantArray* TRI_StatisticsInfo (TRI_statistics_granularity_e granularity,
size_t limit,
bool showTotalTime,
bool showQueueTime,
bool showRequestTime,
bool showBytesSent,
bool showBytesReceived,
bool showHttp) {
vector<time_t> t;
vector<StatisticsDesc> blocks;
// .............................................................................
// extract the statistics blocks for the given granularity
// .............................................................................
size_t resolution = 0;
size_t total = 0;
{
MUTEX_LOCKER(Statistics._lock);
switch (granularity) {
case TRI_STATISTICS_SECONDS:
// not used/implemented, yet
break;
case TRI_STATISTICS_MINUTES:
resolution = Statistics._minute.getResolution();
total = Statistics._minute.getLength();
if (limit == (size_t) -1) {
blocks = Statistics._minute.values(t);
}
else if (limit == 0) {
blocks = Statistics._minute.values(t, 1);
}
else {
blocks = Statistics._minute.values(t, limit);
}
break;
case TRI_STATISTICS_HOURS:
resolution = Statistics._hour.getResolution();
total = Statistics._hour.getLength();
if (limit == (size_t) -1) {
blocks = Statistics._hour.values(t);
}
else if (limit == 0) {
blocks = Statistics._hour.values(t, 1);
}
else {
blocks = Statistics._hour.values(t, limit);
}
break;
case TRI_STATISTICS_DAYS:
resolution = Statistics._day.getResolution();
total = Statistics._day.getLength();
if (limit == (size_t) -1) {
blocks = Statistics._day.values(t);
}
else if (limit == 0) {
blocks = Statistics._day.values(t, 1);
}
else {
blocks = Statistics._day.values(t, limit);
}
break;
}
}
// .............................................................................
// CASE 1: generate the current aka last block only
// .............................................................................
VariantArray* result = new VariantArray();
result->add("resolution", new VariantUInt64(resolution));
if (blocks.empty()) {
return result;
}
if (limit == 0) {
result->add("start", new VariantUInt32((uint32_t) t[0]));
if (showTotalTime) {
RRF_GenerateVariantDistribution<StatisticsDesc::totalAccessor>(result, blocks[0], "totalTime", true, false, false);
}
if (showQueueTime) {
RRF_GenerateVariantDistribution<StatisticsDesc::queueAccessor>(result, blocks[0], "queueTime", true, false, false);
}
if (showRequestTime) {
RRF_GenerateVariantDistribution<StatisticsDesc::requestAccessor>(result, blocks[0], "requestTime", true, false, false);
}
if (showBytesSent) {
RRF_GenerateVariantDistribution<StatisticsDesc::bytesSentAccessor>(result, blocks[0], "bytesSent", true, false, false);
}
if (showBytesReceived) {
RRF_GenerateVariantDistribution<StatisticsDesc::bytesReceivedAccessor>(result, blocks[0], "bytesReceived", true, false, false);
}
if (showHttp) {
RRF_GenerateVariantCounter<StatisticsDesc::httpConnectionsAccessor>(result, blocks[0], "httpConnections", resolution);
RRF_GenerateVariantDistribution<StatisticsDesc::httpDurationAccessor>(result, blocks[0], "httpDuration", true, false, false);
}
}
// .............................................................................
// CASE 2: generate all blocks upto limit
// .............................................................................
else {
VariantVector* start = new VariantVector();
result->add("start", start);
size_t offset = 0;
std::vector<time_t>::const_iterator k = t.begin();
for (; k != t.end(); ++k, ++offset) {
if (*k != 0) {
break;
}
}
for (; k != t.end(); ++k) {
start->add(new VariantUInt64(*k));
}
if (0 < offset) {
vector<StatisticsDesc> tmp;
tmp.insert(tmp.begin(), blocks.begin() + offset, blocks.end());
blocks.swap(tmp);
}
result->add("length", new VariantUInt64(blocks.size()));;
result->add("totalLength", new VariantUInt64(total));
if (showTotalTime) {
RRF_GenerateVariantDistribution<StatisticsDesc::totalAccessor>(result, blocks, "totalTime", true, false, false);
}
if (showQueueTime) {
RRF_GenerateVariantDistribution<StatisticsDesc::queueAccessor>(result, blocks, "queueTime", true, false, false);
}
if (showRequestTime) {
RRF_GenerateVariantDistribution<StatisticsDesc::requestAccessor>(result, blocks, "requestTime", true, false, false);
}
if (showBytesSent) {
RRF_GenerateVariantDistribution<StatisticsDesc::bytesSentAccessor>(result, blocks, "bytesSent", true, false, false);
}
if (showBytesReceived) {
RRF_GenerateVariantDistribution<StatisticsDesc::bytesReceivedAccessor>(result, blocks, "bytesReceived", true, false, false);
}
if (showHttp) {
RRF_GenerateVariantCounter<StatisticsDesc::httpConnectionsAccessor>(result, blocks, "httpConnections", resolution);
RRF_GenerateVariantDistribution<StatisticsDesc::httpDurationAccessor>(result, blocks, "httpDuration", true, false, false);
}
}
return result;
}