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chore(docs): Better explain env settings, minor tweaks

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hatemosphere
2024-03-08 09:13:20 +01:00
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@ -26,6 +26,8 @@ l1_chain_id: ""
l2_chain_id: "" l2_chain_id: ""
``` ```
Please refer to [External Node docs](https://github.com/matter-labs/zksync-era/tree/main/docs/guides/external-node/prepared_configs) to find values for different zkSync Era chains.
If you want to use monitoring (which we highly recommend), you have to change these variables: If you want to use monitoring (which we highly recommend), you have to change these variables:
```yaml ```yaml
@ -84,12 +86,17 @@ Basic auth secret can be generated by `htpasswd` and `sed` for interpolation:
1. Install the ansible collection on your machine from where you will run ansible: 1. Install the ansible collection on your machine from where you will run ansible:
`ansible-galaxy collection install community.general` `ansible-galaxy collection install community.general`
2. Prepare the latest database backup on your host. you can download it from our [public GCS bucket](https://storage.googleapis.com/zksync-era-mainnet-external-node-backups/external_node_latest.pgdump). 2. Prepare the latest database backup on your host. you can download it from our public GCS buckets:
you should place it to `{{ storage_directory }}/pg_backups` directory. By default, `{{ storage_directory }}` is `/usr/src/en`
3. **OPTIONAL**: If you already have external-node, you can copy tree directory to new host. Copy external-node database tree to `{{ storage_directory }}/db`. * Era Mainnet: <https://storage.googleapis.com/zksync-era-mainnet-external-node-backups/external_node_latest.pgdump>
* Era Sepolia Testnet: <https://storage.googleapis.com/zksync-era-boojnet-external-node-snapshots/external_node_latest.pgdump>
* Era Goerli Testnet: <https://storage.googleapis.com/zksync-era-testnet-external-node-backups/external_node_latest.pgdump>
**Keep in mind, external-node tree should be older than PostgreSQL database backup.** Downloaded dump file should be placed into `{{ storage_directory }}/pg_backups` directory. By default, `{{ storage_directory }}` is `/usr/src/en`
3. **OPTIONAL**: If you already have running node, you can copy its tree and state directory to a new host's `{{ storage_directory }}/db`.
**Keep in mind that tree and state should be older than PostgreSQL database backup.**
4. Run ansible-playbook using this role. We recommend encrypting next variables with ansible-vault or some another way: 4. Run ansible-playbook using this role. We recommend encrypting next variables with ansible-vault or some another way: