Rainyun Cloud Server

Configure Rainyun Cloud Server.

Obtain API Key

1. Go to Rainyun Account Settings.
2. Record your account's API Key (will be used later).

API Key

Obtain Server ID

1. Navigate to Cloud Server List.
2. Find the Server ID in the target server's card information.

Server ID

Configure Firewall Rules

1. Click the server card title to access details.
2. Switch to the Firewall tab.
3. Record Remark Names for rules requiring Solo management.

Rainyun Firewall Configuration

Special configuration required for Rainyun:

1. Create default rule: Drop all ports/protocols with lowest priority
2. Create allow rules for required ports with higher priority
3. Set Remark Names for allow rules

As shown below, to protect 22 (SSH) and 3306 (MySQL) ports, configure ssh and mysql in Solo:

Firewall Rules

Duplicate Remarks Allowed

Multiple rules can share the same remark. Solo will modify all matching rules.

Edit Configuration File

Add this configuration to Solo's TOML file:

[[servers]]
name = "Server Name"
machine_type = "rainyunrcs"     # Fixed for Rainyun
machine_id = "Server ID"        # From server card
secret_key = "API Key"          # Your API Key
protocol = "v4"                 # IPv4 only
rules = [
    "rule_remark1", # e.g. ssh
    "rule_remark2", # e.g. mysql
]

Parameter Reference

• name: Custom server identifier
• machine_type: Must be rainyunrcs
• machine_id: Server ID from card
• secret_key: Your API Key
• protocol: Always v4 (IPv4)
• rules: List of firewall remark names

Complete Configuration Example

[[servers]]
name = "Rainyun Server"
machine_type = "rainyunrcs"
machine_id = "123456"
secret_key = "yHXydhIXRVMVk4qxliwBGE36jfhCZMmm"
protocol = "v4"
rules = [
    "ssh",
    "mysql",
]