int RemoteFileCopier::init(const std::string& uri, FileSystemAdaptor* fs,
SnapshotThrottle* throttle) {
// Parse uri format: remote://ip:port/reader_id
static const size_t prefix_size = strlen("remote://");
butil::StringPiece uri_str(uri);
if (!uri_str.starts_with("remote://")) {
LOG(ERROR) << "Invalid uri=" << uri;
return -1;
}
uri_str.remove_prefix(prefix_size);
size_t slash_pos = uri_str.find('/');
butil::StringPiece ip_and_port = uri_str.substr(0, slash_pos);
uri_str.remove_prefix(slash_pos + 1);
if (!butil::StringToInt64(uri_str, &_reader_id)) {
LOG(ERROR) << "Invalid reader_id_format=" << uri_str
<< " in " << uri;
return -1;
}
if (_channel.Init(ip_and_port.as_string().c_str(), NULL) != 0) {
LOG(ERROR) << "Fail to init Channel to " << ip_and_port;
return -1;
}
_fs = fs;
_throttle = throttle;
return 0;
}
static char *
get_uri(URI *uri) {
size_t len;
char *buffer;
len = uri_str(uri, NULL, 0);
if(len == (size_t) -1) return NULL;
buffer = (char *) malloc(len);
if(!buffer) return NULL;
len = uri_str(uri, buffer, len);
if(len == (size_t) -1) return NULL;
return buffer;
}
