// sendStats is a helper for sending session stats to the server.
func sendStats(tunnel *Tunnel) {
// Tunnel does not have a session when DisableApi is set
if tunnel.session == nil {
return
}
payload := transferstats.GetForServer(tunnel.serverEntry.IpAddress)
err := tunnel.session.DoStatusRequest(payload)
if err != nil {
NoticeAlert("DoStatusRequest failed for %s: %s", tunnel.serverEntry.IpAddress, err)
transferstats.PutBack(tunnel.serverEntry.IpAddress, payload)
}
}
func makeStatusRequestPayload(
serverId string) ([]byte, *statusRequestPayloadInfo, error) {
transferStats := transferstats.GetForServer(serverId)
tunnelStats, err := TakeOutUnreportedTunnelStats(
PSIPHON_API_TUNNEL_STATS_MAX_COUNT)
if err != nil {
NoticeAlert(
"TakeOutUnreportedTunnelStats failed: %s", ContextError(err))
tunnelStats = nil
// Proceed with transferStats only
}
payloadInfo := &statusRequestPayloadInfo{
serverId, transferStats, tunnelStats}
payload := make(map[string]interface{})
hostBytes, bytesTransferred := transferStats.GetStatsForReporting()
payload["host_bytes"] = hostBytes
payload["bytes_transferred"] = bytesTransferred
// We're not recording these fields, but the server requires them.
payload["page_views"] = make([]string, 0)
payload["https_requests"] = make([]string, 0)
// Tunnel stats records are already in JSON format
jsonTunnelStats := make([]json.RawMessage, len(tunnelStats))
for i, tunnelStatsRecord := range tunnelStats {
jsonTunnelStats[i] = json.RawMessage(tunnelStatsRecord)
}
payload["tunnel_stats"] = jsonTunnelStats
jsonPayload, err := json.Marshal(payload)
if err != nil {
// Send the transfer stats and tunnel stats later
putBackStatusRequestPayload(payloadInfo)
return nil, nil, ContextError(err)
}
return jsonPayload, payloadInfo, nil
}