tailscale-exporter/pkg/tailscale/client.go

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package tailscale
import (
"context"
"fmt"
"os"
ts "github.com/tailscale/tailscale-client-go/tailscale"
)
type Client struct {
tsClient *ts.Client
tailnet string
ctx context.Context
}
func New() (*Client, error) {
apiKey := os.Getenv("TAILSCALE_API_KEY")
tailnet := os.Getenv("TAILSCALE_TAILNET")
if apiKey == "" {
return nil, fmt.Errorf("TAILSCALE_API_KEY must be set")
}
if tailnet == "" {
return nil, fmt.Errorf("TAILSCALE_TAILNET must be set")
}
client, err := ts.NewClient(apiKey, tailnet)
if err != nil {
return nil, err
}
return &Client{
tsClient: client,
tailnet: tailnet,
ctx: context.Background(),
}, nil
}
func (c *Client) GetTailnet() string {
return c.tailnet
}
func (c *Client) GetKeys() ([]ts.Key, error) {
allKeys := []ts.Key{}
keys, err := c.tsClient.Keys(c.ctx)
if err != nil {
return nil, err
} else {
for _, k := range keys {
key, err := c.tsClient.GetKey(c.ctx, k.ID)
if err != nil {
return nil, err
}
allKeys = append(allKeys, key)
}
}
return allKeys, nil
}
func (c *Client) GetDevices() ([]ts.Device, error) {
return c.tsClient.Devices(c.ctx)
}