A Prometheus exporter for Steam game server info.
Supports all Steam game servers which speak the UDP-based A2S query protocol, for example:
- Counter-Strike
- The Forest
- Rust
- Team Fortress 2
- Valheim
The image is hosted on Docker Hub. (Link)
docker run --rm -p 9841:9841 armsnyder/a2s-exporter --address myserver.example.com:12345
Arguments may be provided using commandline flags or environment variables.
| Flag | Variable | Help |
|---|---|---|
| --address | A2S_EXPORTER_QUERY_ADDRESS | Address of the A2S query server as host:port (This is a separate port from the main server port). |
| Flag | Variable | Default | Help |
|---|---|---|---|
| --port | A2S_EXPORTER_PORT | 9841 | Port for the metrics exporter. |
| --path | A2S_EXPORTER_PATH | /metrics | Path for the metrics exporter. |
| --namespace | A2S_EXPORTER_NAMESPACE | a2s | Namespace prefix for all exported a2s metrics. |
| --exclude-player-metrics | A2S_EXPORTER_EXCLUDE_PLAYER_METRICS | false | If true, exclude all player_* metrics. This option may be necessary for some servers. |
| --a2s-only-metrics | A2S_EXPORTER_A2S_ONLY_METRICS | false | If true, excludes Go runtime and promhttp metrics. |
| --max-packet-size | A2S_EXPORTER_MAX_PACKET_SIZE | 1400 | Advanced option to set a non-standard max packet size of the A2S query server. |
| Flag | Help |
|---|---|
| -h | Show help. |
| --version | Show build version. |
Metrics names are prefixed with a namespace (default a2s_).
| Name | Help | Labels |
|---|---|---|
| player_count | Total number of connected players. | server_name |
| player_duration | Time (in seconds) player has been connected to the server. | server_name player_name player_index |
| player_info | Non-numerical player info, including player_name and player_index. The value is 1, and the info is in the labels. | server_name player_name player_index |
| player_score | Player's score (usually "frags" or "kills"). | server_name player_name player_index |
| player_the_ship_deaths | Player's deaths in a The Ship server. | server_name player_name player_index |
| player_the_ship_money | Player's money in a The Ship server. | server_name player_name player_index |
| player_up | Was the last player info query successful. | |
| server_bots | Number of bots on the server. | server_name |
| server_info | Non-numerical server info, including server_steam_id and version. The value is 1, and info is in the labels. | server_name map folder game server_type server_os version server_id keywords server_game_id server_steam_id the_ship_mode source_tv_name |
| server_max_players | Maximum number of players the server reports it can hold. | server_name |
| server_players | Number of players on the server. | server_name |
| server_port | The server's game port number. | server_name |
| server_protocol | Protocol version used by the server. | server_name |
| server_source_tv_port | Spectator port number for SourceTV. | server_name |
| server_the_ship_duration | Time (in seconds) before a player is arrested while being witnessed in a The Ship server. | server_name |
| server_the_ship_witnesses | The number of witnesses necessary to have a player arrested in a The Ship server. | server_name |
| server_up | Was the last server info query successful. | |
| server_vac | Specifies whether the server uses VAC (0 for unsecured, 1 for secured). | server_name |
| server_visibility | Indicates whether the server requires a password (0 for public, 1 for private). | server_name |
This exporter depends on rumblefrog/go-a2s (MIT). Big thanks to them!