void print(const x0::BufferRef& v, const char *msg = 0)
{
if (msg && *msg)
printf("buffer.view(%s): '%s'\n", msg, v.str().c_str());
else
printf("buffer.view: '%s'\n", v.str().c_str());
printf(" size=%ld\n", v.size());
}
void print(const x0::BufferRef& v, const char* msg = 0) {
char prefix[64];
if (msg && *msg)
snprintf(prefix, sizeof(prefix), "\nbuffer.view(%s)", msg);
else
snprintf(prefix, sizeof(prefix), "\nbuffer.view");
if (v)
printf("\n%s: '%s' (size=%ld)\n", prefix, v.str().c_str(), v.size());
else
printf("\n%s: NULL\n", prefix);
}
void onContent(const x0::BufferRef& chunk)
{
if (chunk.empty()) {
if (created_)
request_->status = x0::HttpStatus::Created;
else
request_->status = x0::HttpStatus::NoContent;
request_->finish();
::close(fd_);
delete this;
} else {
::write(fd_, chunk.data(), chunk.size());
// check return code and possibly early abort request with error code indicating diagnostics
}
}
x0::Buffer ExampleFilter::process(const x0::BufferRef& input)
{
x0::Buffer result;
switch (mode_)
{
case ExampleFilter::LOWER:
for (auto i = input.cbegin(), e = input.cend(); i != e; ++i)
result.push_back(static_cast<char>(std::tolower(*i)));
break;
case ExampleFilter::UPPER:
for (auto i = input.cbegin(), e = input.cend(); i != e; ++i)
result.push_back(static_cast<char>(std::toupper(*i)));
break;
case ExampleFilter::IDENTITY:
default:
result.push_back(input);
}
return result;
}
void FastCgiHealthMonitor::onStdErr(const x0::BufferRef& chunk)
{
worker_.log(x0::Severity::error, "fastcgi: Health check error. %s", chunk.chomp().str().c_str());
}
void FastCgiHealthMonitor::onStdOut(const x0::BufferRef& chunk)
{
TRACE("onStdOut: chunk.size=%ld", chunk.size());
process(chunk);
}
// Handler, invoked on request content body chunks,
// which we want to "echo" back to the client.
//
// NOTE, this can be invoked multiple times, depending on the input.
void onContent(const x0::BufferRef& chunk)
{
TRACE("onContent('%s')", chunk.str().c_str());
request_->write<x0::BufferRefSource>(std::move(chunk));
request_->writeCallback<EchoHandler, &EchoHandler::contentWritten>(this);
}