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handle.go
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/
handle.go
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package main
import (
"crypto/tls"
"fmt"
"os"
"github.com/codegangsta/cli"
"github.com/drone/drone-go/drone"
"github.com/jackspirou/syscerts"
)
type handlerFunc func(*cli.Context, drone.Client) error
// handle wraps the command function handlers and
// sets up the environment.
func handle(c *cli.Context, fn handlerFunc) {
var token = c.GlobalString("token")
var server = c.GlobalString("server")
// if no server url is provided we can default
// to the hosted Drone service.
if len(server) == 0 {
fmt.Println("Error: you must provide the Drone server address.")
os.Exit(1)
}
if len(token) == 0 {
fmt.Println("Error: you must provide your Drone access token.")
os.Exit(1)
}
// attempt to find system CA certs
certs := syscerts.SystemRootsPool()
tlsConfig := &tls.Config{RootCAs: certs}
// create the drone client with TLS options
client := drone.NewClientTokenTLS(server, token, tlsConfig)
// handle the function
if err := fn(c, client); err != nil {
println(err.Error())
os.Exit(1)
}
}