Solana 测试网验证者 - 零停机迁移
🚀 零停机迁移步骤
本指南介绍如何在不停机的情况下,将现有的 Solana 测试网验证者迁移到新服务器。
前提条件
请确保以下两个验证者节点均已设置完成:
- 运行中的测试网验证者节点(源节点)
- 新的测试网验证者节点(目标节点)
⚠️ 两个节点都必须使用
slv v init 命令进行设置。请确认您已经备好一台备用服务器。如果没有备用服务器,执行本流程可能会使正在运行的验证者停止,导致系统崩溃。
两个节点都必须完全同步到最新的 slot(使用
solana catchup 确认;slot 差值必须为 0)。本例中,验证者节点的名称如下:
- 源节点(运行中,From)名称:
main-node - 目标节点(新节点,To)名称:
spare-node
⚠️ 除 IP 地址(
ansible_host)和名称外,两个节点的配置必须完全相同。两个节点使用的公钥:
yaml
identity_account: FgYddqZuWLWiHCxWGG3J7VdzD2TGcCzKEZTHWdeHSLV
vote_account: oY4zjHQuRE1MQYAnQmfrodoXukBkfGVfYWUZNrn7SLV
authority_account: hY9VpH6ahHLS4uhegd16cQ5wNaicejVtv2PxrzRySLVidentity_account: FgYddqZuWLWiHCxWGG3J7VdzD2TGcCzKEZTHWdeHSLV
vote_account: oY4zjHQuRE1MQYAnQmfrodoXukBkfGVfYWUZNrn7SLV
authority_account: hY9VpH6ahHLS4uhegd16cQ5wNaicejVtv2PxrzRySLV设置新的备用节点
执行以下命令,设置新的备用节点:
bash
slv v init
.
.
? Do you want to create a new identity key now? (Y/n) › No
? Please Enter Your Identity Public Key › FgYddqZuWLWiHCxWGG3J7VdzD2TGcCzKEZTHWdeHSLV
? Enter Inventory Name (FgYddqZuWLWiHCxWGG3J7VdzD2TGcCzKEZTHWdeHSLV) › epics-spare-node
? Do you want to create a new vote account key now? (Y/n) › No
? Please Enter Your Vote Account Public Key › oY4zjHQuRE1MQYAnQmfrodoXukBkfGVfYWUZNrn7SLV
? Please Enter Your Vote Account's Authority Key › hY9VpH6ahHLS4uhegd16cQ5wNaicejVtv2PxrzRySLVslv v init
.
.
? Do you want to create a new identity key now? (Y/n) › No
? Please Enter Your Identity Public Key › FgYddqZuWLWiHCxWGG3J7VdzD2TGcCzKEZTHWdeHSLV
? Enter Inventory Name (FgYddqZuWLWiHCxWGG3J7VdzD2TGcCzKEZTHWdeHSLV) › epics-spare-node
? Do you want to create a new vote account key now? (Y/n) › No
? Please Enter Your Vote Account Public Key › oY4zjHQuRE1MQYAnQmfrodoXukBkfGVfYWUZNrn7SLV
? Please Enter Your Vote Account's Authority Key › hY9VpH6ahHLS4uhegd16cQ5wNaicejVtv2PxrzRySLV部署并同步目标节点
首先部署目标节点:
bash
slv v deploy -n testnet -p spare-nodeslv v deploy -n testnet -p spare-node确认同步已完成,且 slot 差值为 0。
确认源节点和目标节点的配置
使用以下命令,确认两个节点的配置相同:
bash
cat ~/.slv/inventory.testnet.validators.ymlcat ~/.slv/inventory.testnet.validators.yml⚠️ 除 IP 地址(
ansible_host)和名称外,两个节点的设置必须完全相同。yaml
testnet_validators:
hosts:
main-node:
name: main-node
ansible_host: XXX.XXX.XXX.XXX
ansible_user: solv
ansible_ssh_private_key_file: ~/.ssh/id_rsa
identity_account: FgYddqZuWLWiHCxWGG3J7VdzD2TGcCzKEZTHWdeHSLV
vote_account: oY4zjHQuRE1MQYAnQmfrodoXukBkfGVfYWUZNrn7SLV
authority_account: hY9VpH6ahHLS4uhegd16cQ5wNaicejVtv2PxrzRySLV
validator_type: agave
spare-node:
name: spare-node
ansible_host: YYY.YYY.YYY.YYY
ansible_user: solv
ansible_ssh_private_key_file: ~/.ssh/id_rsa
identity_account: FgYddqZuWLWiHCxWGG3J7VdzD2TGcCzKEZTHWdeHSLV
vote_account: oY4zjHQuRE1MQYAnQmfrodoXukBkfGVfYWUZNrn7SLV
authority_account: hY9VpH6ahHLS4uhegd16cQ5wNaicejVtv2PxrzRySLV
validator_type: agavetestnet_validators:
hosts:
main-node:
name: main-node
ansible_host: XXX.XXX.XXX.XXX
ansible_user: solv
ansible_ssh_private_key_file: ~/.ssh/id_rsa
identity_account: FgYddqZuWLWiHCxWGG3J7VdzD2TGcCzKEZTHWdeHSLV
vote_account: oY4zjHQuRE1MQYAnQmfrodoXukBkfGVfYWUZNrn7SLV
authority_account: hY9VpH6ahHLS4uhegd16cQ5wNaicejVtv2PxrzRySLV
validator_type: agave
spare-node:
name: spare-node
ansible_host: YYY.YYY.YYY.YYY
ansible_user: solv
ansible_ssh_private_key_file: ~/.ssh/id_rsa
identity_account: FgYddqZuWLWiHCxWGG3J7VdzD2TGcCzKEZTHWdeHSLV
vote_account: oY4zjHQuRE1MQYAnQmfrodoXukBkfGVfYWUZNrn7SLV
authority_account: hY9VpH6ahHLS4uhegd16cQ5wNaicejVtv2PxrzRySLV
validator_type: agave执行验证者节点迁移
使用以下命令执行节点迁移:
1. 选择 Solana 网络
bash
slv v switch
? Select Solana Network (testnet)
❯ testnet
mainnetslv v switch
? Select Solana Network (testnet)
❯ testnet
mainnet2. 输入源验证者名称
bash
✨ Switching Testnet Validator Identity...
? From Validator Name › main-node✨ Switching Testnet Validator Identity...
? From Validator Name › main-node3. 输入目标验证者名称
bash
? To Validator Name › spare-node? To Validator Name › spare-node迁移成功后,您将看到类似以下的输出:
bash
PLAY RECAP ********************************************************************
main-node : ok=3 changed=1 unreachable=0 failed=0 skipped=2 rescued=0 ignored=0
spare-node : ok=4 changed=3 unreachable=0 failed=0 skipped=1 rescued=0 ignored=0
Successfully swapped hosts spare-node and main-node in testnet_validators
✅ Successfully Switched Validator IdentityPLAY RECAP ********************************************************************
main-node : ok=3 changed=1 unreachable=0 failed=0 skipped=2 rescued=0 ignored=0
spare-node : ok=4 changed=3 unreachable=0 failed=0 skipped=1 rescued=0 ignored=0
Successfully swapped hosts spare-node and main-node in testnet_validators
✅ Successfully Switched Validator Identity至此,您的验证者节点迁移已完成。