Environment Variables
The following environment variables can be used to configure various aspects of the signet node client.
| Environment Variable | Required | Description |
|---|---|---|
| BLOB_EXPLORER_URL | Required | URL of a blob explorer |
| SIGNET_STATIC_PATH | Required | Filesystem path to where the static_files directory should be located |
| SIGNET_DATABASE_PATH | Required | Filesystem path to where the node should store its database |
| IPC_ENDPOINT | Optional | Filesystem path for the .ipc file |
| GENESIS_JSON_PATH | Required | Path on the filesystem for the genesis file |
| RPC_PORT | Required | Port to be used for the rollup node http json-rpc requests |
| WS_RPC_PORT | Required | Port to be used for the rollup node’s WebSocket connections |
| TX_FORWARD_URL | Optional | URL for the transaction cache API |
| SIGNET_CL_URL | Optional | URL to the consensus layer for fetching blobs and other CL responsibilities |
| SIGNET_PYLON_URL | Optional | URL to the Pylon node for blob storage |
| HOST_START_TIMESTAMP | Required | The host chain’s start timestamp for slot calculation purposes |
| HOST_SLOT_OFFSET | Required | The host chain’s slot offset |
| HOST_SLOT_DURATION | Required | The host chain’s slot duration |
| RUST_LOG | Optional | Standard rust environment variable for logging |