load options from env

client.go

@@ -13,6 +13,8 @@ import (
 	"net"
 	"net/http"
 	"net/http/httputil"
+	"os"
+	"strconv"
 	"strings"
 	"sync"
 	"time"
@@ -107,6 +109,40 @@ func WithCredentials(username, password string) ClientOption {
 	}
 }
 
+var (
+	ErrMissingAPIEnv      = errors.New("missing environment variable PVE_API")
+	ErrMissingUserEnv     = errors.New("missing environment variable PVE_USER")
+	ErrMissingPasswordEnv = errors.New("missing environment variable PVE_PASSWORD")
+)
+
+func ClientOptionsFromEnv() (options []ClientOption, err error) {
+	api := os.Getenv("PVE_API")
+	if api == "" {
+		err = ErrMissingAPIEnv
+		//return
+	}
+	user := os.Getenv("PVE_USER")
+	if user == "" {
+		err = ErrMissingUserEnv
+		//return
+	}
+
+	pass := os.Getenv("PVE_PASSWORD")
+	if pass == "" {
+		err = ErrMissingPasswordEnv
+		//return
+	}
+
+	insecure, _ := strconv.ParseBool(os.Getenv("PVE_INSECURE"))
+
+	options = []ClientOption{
+		WithEndpoint(api),
+		WithCredentials(user, pass),
+		WithInsecureClient(insecure),
+	}
+	return
+}
+
 func NewClient(options ...ClientOption) *Client {
 	client := &Client{}
 	/*