bool INotifyEventPublisher::addMonitor(const std::string& path,
bool recursive) {
if (!isPathMonitored(path)) {
int watch = ::inotify_add_watch(getHandle(), path.c_str(), IN_ALL_EVENTS);
if (watch == -1) {
LOG(ERROR) << "Could not add inotfy watch on: " << path;
return false;
}
// Keep a list of the watch descriptors
descriptors_.push_back(watch);
// Keep a map of the path -> watch descriptor
path_descriptors_[path] = watch;
// Keep a map of the opposite (descriptor -> path)
descriptor_paths_[watch] = path;
}
if (recursive && isDirectory(path).ok()) {
std::vector<std::string> children;
// Get a list of children of this directory (requesed recursive watches).
listDirectoriesInDirectory(path, children);
for (const auto& child : children) {
addMonitor(child, recursive);
}
}
return true;
}
bool INotifyEventPublisher::addMonitor(const std::string& path,
uint32_t mask,
bool recursive,
bool add_watch) {
if (!isPathMonitored(path)) {
int watch = ::inotify_add_watch(
getHandle(), path.c_str(), ((mask == 0) ? kFileDefaultMasks : mask));
if (add_watch && watch == -1) {
LOG(WARNING) << "Could not add inotify watch on: " << path;
return false;
}
// Keep a list of the watch descriptors
descriptors_.push_back(watch);
// Keep a map of the path -> watch descriptor
path_descriptors_[path] = watch;
// Keep a map of the opposite (descriptor -> path)
descriptor_paths_[watch] = path;
}
if (recursive && isDirectory(path).ok()) {
std::vector<std::string> children;
// Get a list of children of this directory (requested recursive watches).
listDirectoriesInDirectory(path, children, true);
boost::system::error_code ec;
for (const auto& child : children) {
auto canonicalized = fs::canonical(child, ec).string() + '/';
addMonitor(canonicalized, mask, false);
}
}
return true;
}
