#!/usr/bin/python3 """Prometheus exporter for Starlink user terminal data info. This script pulls the current status info and/or metrics computed from the history data and makes it available via HTTP in the format Prometeus expects. """ import logging import sys from http import HTTPStatus from http.server import BaseHTTPRequestHandler, ThreadingHTTPServer import dish_common class MetricInfo: unit = "" kind = "gauge" help = "" def __init__(self, unit=None, kind=None, help=None) -> None: if unit: self.unit = f"_{unit}" if kind: self.kind = kind if help: self.help = help pass METRICS_INFO = { "status_uptime": MetricInfo(unit="seconds", kind="counter"), "status_snr": MetricInfo(), "status_seconds_to_first_nonempty_slot": MetricInfo(), "status_pop_ping_drop_rate": MetricInfo(), "status_downlink_throughput_bps": MetricInfo(), "status_uplink_throughput_bps": MetricInfo(), "status_pop_ping_latency_ms": MetricInfo(), "status_alerts": MetricInfo(), "status_fraction_obstructed": MetricInfo(), "status_currently_obstructed": MetricInfo(), "status_seconds_obstructed": MetricInfo(), "status_obstruction_duration": MetricInfo(), "status_obstruction_interval": MetricInfo(), "status_direction_azimuth": MetricInfo(), "status_direction_elevation": MetricInfo(), "status_is_snr_above_noise_floor": MetricInfo(), "status_alert_motors_stuck": MetricInfo(), "status_alert_thermal_throttle": MetricInfo(), "status_alert_thermal_shutdown": MetricInfo(), "status_alert_mast_not_near_vertical": MetricInfo(), "status_alert_unexpected_location": MetricInfo(), "status_alert_slow_ethernet_speeds": MetricInfo(), "status_alert_roaming": MetricInfo(), "status_alert_install_pending": MetricInfo(), "status_alert_is_heating": MetricInfo(), "status_alert_power_supply_thermal_throttle": MetricInfo(), "ping_stats_samples": MetricInfo(kind="counter"), "ping_stats_end_counter": MetricInfo(kind="counter"), "usage_download_usage": MetricInfo(unit="bytes", kind="counter"), "usage_upload_usage": MetricInfo(unit="bytes", kind="counter"), } STATE_VALUES = [ "UNKNOWN", "CONNECTED", "BOOTING", "SEARCHING", "STOWED", "THERMAL_SHUTDOWN", "NO_SATS", "OBSTRUCTED", "NO_DOWNLINK", "NO_PINGS", "DISH_UNREACHABLE", ] class Metric: name = "" timestamp = "" kind = None help = None values = None def __init__(self, name, timestamp, kind="gauge", help="", values=None): self.name = name self.timestamp = timestamp self.kind = kind self.help = help if values: self.values = values else: self.values = [] pass def __str__(self): if not self.values: return "" lines = [] lines.append(f"# HELP {self.name} {self.help}") lines.append(f"# TYPE {self.name} {self.kind}") for value in self.values: lines.append(f"{self.name}{value} {self.timestamp*1000}") lines.append("") return str.join("\n", lines) class MetricValue: value = 0 labels = None def __init__(self, value, labels=None) -> None: self.value = value self.labels = labels def __str__(self): label_str = "" if self.labels: label_str = ( "{" + str.join(",", [f'{v[0]}="{v[1]}"' for v in self.labels.items()]) + "}" ) return f"{label_str} {self.value}" opts = None gstate = None def parse_args(): global opts parser = dish_common.create_arg_parser( output_description="Prometheus exporter", bulk_history=False ) group = parser.add_argument_group(title="HTTP server options") group.add_argument("--address", default="0.0.0.0", help="IP address to listen on") group.add_argument("--port", default=8080, type=int, help="Port to listen on") opts = dish_common.run_arg_parser(parser) def prometheus_export(): global opts, gstate raw_data = {} def data_add_item(name, value, category): raw_data[category + "_" + name] = value pass def data_add_sequencem(name, value, category, start): raise NotImplementedError("Did not expect sequence data") rc, status_ts, hist_ts = dish_common.get_data( opts, gstate, data_add_item, data_add_sequencem ) metrics = [] metrics.append( Metric( name="starlink_status_state", timestamp=status_ts, values=[ MetricValue( value=int(raw_data["status_state"] == state_value), labels={"state": state_value}, ) for state_value in STATE_VALUES ], ) ) del raw_data["status_state"] info_metrics = ["status_id", "status_hardware_version", "status_software_version"] metrics_not_found = [] metrics_not_found.extend([x for x in info_metrics if x not in raw_data]) if len(metrics_not_found) < len(info_metrics): metrics.append( Metric( name="starlink_info", timestamp=status_ts, values=[ MetricValue( value=1, labels={ x.replace("status_", ""): raw_data.pop(x) for x in info_metrics if x in raw_data }, ) ], ) ) for name, metric_info in METRICS_INFO.items(): if name in raw_data: metrics.append( Metric( name=f"starlink_{name}{metric_info.unit}", timestamp=status_ts, kind=metric_info.kind, values=[MetricValue(value=float(raw_data.pop(name) or 0))], ) ) else: metrics_not_found.append(name) metrics.append( Metric( name="starlink_exporter_unprocessed_metrics", timestamp=status_ts, values=[MetricValue(value=1, labels={"metric": name}) for name in raw_data], ) ) metrics.append( Metric( name="starlink_exporter_missing_metrics", timestamp=status_ts, values=[ MetricValue( value=1, labels={"metric": name}, ) for name in metrics_not_found ], ) ) return str.join("\n", [str(metric) for metric in metrics]) class MetricsRequestHandler(BaseHTTPRequestHandler): def do_GET(self): content = prometheus_export() self.send_response(HTTPStatus.OK) self.send_header("Content-type", "text/plain") self.send_header("Content-Length", len(content)) self.end_headers() self.wfile.write(content.encode()) def main(): global opts, gstate parse_args() logging.basicConfig(format="%(levelname)s: %(message)s", stream=sys.stderr) gstate = dish_common.GlobalState(target=opts.target) httpd = ThreadingHTTPServer((opts.address, opts.port), MetricsRequestHandler) httpd.serve_forever() sys.exit() if __name__ == "__main__": main()