Add steps to make nitro deployment on remote host

README.md

@@ -16,6 +16,6 @@ Stacks to run a node for laconic testnet
 
 Follow steps in [testnet-onboarding-validator.md](./testnet-onboarding-validator.md) to onboard your participant and join as a validator on the LORO testnet
 
-## Run Testnet Nitro Node
+## Run testnet Nitro Node
 
 Follow steps in [testnet-nitro-node.md](./testnet-nitro-node.md) to run you Nitro node for the testnet

ops/deployments-from-scratch.md

@@ -235,7 +235,9 @@
   # L1 chain ID (Sepolia: 11155111)
   geth_chain_id: "11155111"
 
-  # Private key for a funded account on L1 to use for contracts deployment on L1
+  # Private key for a funded L1 account, to be used for contract deployment on L1
+  # Must also be funded on L2 for deploying contracts
+  # Required since this private key will be utilized by both L1 and L2 nodes of the bridge
   geth_deployer_pk: ""
 
   # Custom L1 token to be deployed
@@ -386,8 +388,8 @@
   # Private key for bridge Nitro address
   nitro_sc_pk: ""
 
-  # Private key for a funded account on L1
+  # Private key should correspond to a funded account on both L1 and L2, and this account must own the Nitro contracts on L1
-  # This account should have L1 tokens for funding Nitro channels
+  # It also needs to hold L1 tokens to fund Nitro channels and will be used for deploying contracts on L2
   nitro_chain_pk: ""
 
   # L2 chain ID (Optimism: 42069)
@@ -396,10 +398,6 @@
   # L2 RPC endpoint
   optimism_url: "https://optimism.laconic.com"
 
-  # Private key for a funded account for L2 contracts deployment
-  # Use the same account for L1 and L2 deployments
-  optimism_deployer_pk: ""
-
   # Custom L2 token to be deployed
   token_name: ""
   token_symbol: ""
@@ -515,9 +513,9 @@
   EOF
   ```
 
-  The required config file should be generated at `/srv/bridge/nitro-node-config.yml`
+  * The required config file should be generated at `/srv/bridge/nitro-node-config.yml`
 
-  Check in the file at location `ops/stage2/nitro-node-config.yml`
+  * Check in the generated file at location `ops/stage2/nitro-node-config.yml` within this repository
 
 </details>
 

testnet-nitro-node.md

@@ -2,12 +2,12 @@
 
 ## Prerequisites
 
-* laconic-so: see [installation](https://git.vdb.to/cerc-io/stack-orchestrator#install)
-
 * Ansible: see [installation](https://git.vdb.to/cerc-io/testnet-ops#installation)
 
 * yq: see [installation](https://github.com/mikefarah/yq#install)
 
+* laconic-so: see [installation](https://git.vdb.to/cerc-io/testnet-ops/src/branch/main/stack-orchestrator-setup/README.md)
+
 * Check versions to verify installation:
 
   ```bash
@@ -84,7 +84,9 @@
   # Will create deployments at $DEPLOYMENTS_DIR/nitro-node/l1-nitro-deployment and $DEPLOYMENTS_DIR/nitro-node/l2-nitro-deployment
   ```
 
-## Run
+## Run Nitro Nodes
+
+### On Local Host
 
 * Setup and run a Nitro node (L1+L2) by executing the `run-nitro-nodes.yml` Ansible playbook:
 
@@ -92,7 +94,50 @@
   LANG=en_US.utf8 ansible-playbook -i localhost, --connection=local run-nitro-nodes.yml --extra-vars='{ "target_host": "localhost"}' --user $USER
   ```
 
-* Check status:
+### On Remote Host (optional)
+
+* Create a new `hosts.ini` file:
+
+   ```bash
+   cp ../hosts.example.ini hosts.ini
+   ```
+
+* Edit the [`hosts.ini`](./hosts.ini) file to run the playbook on a remote machine:
+
+  ```ini
+  [nitro_host]
+  <host_name> ansible_host=<target_ip> ansible_user=<ssh_user> ansible_ssh_common_args='-o ForwardAgent=yes'
+  ```
+
+  - Replace `<host_name>` with the alias of your choice
+  - Replace `<target_ip>` with the IP address or hostname of the target machine
+  - Replace `<ssh_user>` with the SSH username (e.g., dev, ubuntu)
+
+* Verify that you are able to connect to the host using the following command
+
+  ```bash
+  ansible all -m ping -i hosts.ini -k
+
+  # Expected output:
+
+  # <host_name> | SUCCESS => {
+  #  "ansible_facts": {
+  #      "discovered_interpreter_python": "/usr/bin/python3.10"
+  #  },
+  #  "changed": false,
+  #  "ping": "pong"
+  # }
+  ```
+
+* Execute the `run-nitro-nodes.yml` Ansible playbook for remote deployment:
+
+  ```bash
+  LANG=en_US.utf8 ansible-playbook -i hosts.ini run-nitro-nodes.yml --extra-vars='{ "target_host": "nitro_host"}' --user $USER -kK
+  ```
+
+### Check Deployment Status
+
+* Run the following command in the directory where the deployments are created:
 
   ```bash
   cd $DEPLOYMENTS_DIR/nitro-node
@@ -103,8 +148,9 @@
   ```
 
 ## Create Channels
+Create a ledger channel with the bridge on L1 which is mirrored on L2
 
-* Create a ledger channel with the bridge on L1 that gets mirrored on L2
+* Run the following commands from the directory where the deployments are created
 
 * Set required variables: