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file_delete.h File Reference

shared utility for mapd_server and string dictionary server to remove old files More...

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Functions

void file_delete (std::atomic< bool > &program_is_running, const unsigned int wait_interval_seconds, const std::string base_path)
 

Detailed Description

shared utility for mapd_server and string dictionary server to remove old files

Author
micha.nosp@m.el@o.nosp@m.mnisc.nosp@m.i.co.nosp@m.m>

Definition in file file_delete.h.

Function Documentation

◆ file_delete()

void file_delete ( std::atomic< bool > &  program_is_running,
const unsigned int  wait_interval_seconds,
const std::string  base_path 
)

Definition at line 228 of file File.cpp.

References logger::ERROR, error_code, logger::INFO, LOG, and v().

Referenced by main().

230  {
231  const auto wait_duration = std::chrono::seconds(wait_interval_seconds);
232  const boost::filesystem::path path(base_path);
233  while (program_is_running) {
234  using vec = std::vector<boost::filesystem::path>; // store paths,
235  vec v;
237 
238  // copy vector from iterator as was getting weird random errors if
239  // removed direct from iterator
240  copy(boost::filesystem::directory_iterator(path),
241  boost::filesystem::directory_iterator(),
242  back_inserter(v));
243  for (vec::const_iterator it(v.begin()); it != v.end(); ++it) {
244  std::string object_name(it->string());
245 
246  if (boost::algorithm::ends_with(object_name, "DELETE_ME")) {
247  LOG(INFO) << " removing object " << object_name;
248  boost::filesystem::remove_all(*it, ec);
249  if (ec.value() != boost::system::errc::success) {
250  LOG(ERROR) << "Failed to remove object " << object_name << " error was " << ec;
251  }
252  }
253  }
254 
255  std::this_thread::sleep_for(wait_duration);
256  }
257 }
#define LOG(tag)
Definition: Logger.h:182
T v(const TargetValue &r)
const int8_t const int64_t const uint64_t const int32_t const int64_t int64_t uint32_t const int64_t int32_t * error_code
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