[cmd/logs] Add basic logs command.

* Filters by proxy via -p/--proxy flag.
* Just dumps response to stdout.

Author: dilyevsky

cmd/logs.go

@@ -0,0 +1,58 @@
+package cmd
+
+import (
+	"fmt"
+	"io"
+	"net/http"
+	"net/url"
+	"os"
+
+	"github.com/spf13/cobra"
+)
+
+var logsCmd = &cobra.Command{
+	Use:   "logs",
+	Short: "View proxy logs",
+	Long: `View the request/process logs generated by your proxies.  Logs can be filtered by proxy instance
+and/or date range. By default, logs are streamed in real-time.`,
+	RunE: func(cmd *cobra.Command, args []string) error {
+		proxy, err := cmd.Flags().GetString("proxy")
+		if err != nil {
+			return err
+		}
+
+		cmd.SilenceUsage = true
+
+		c, err := defaultAPIClient()
+		if err != nil {
+			return err
+		}
+
+		params := url.Values{}
+		if proxy != "" {
+			params.Add("query", fmt.Sprintf("proxy=%q", proxy))
+		}
+
+		resp, err := c.SendRequest(http.MethodGet, "/v1/logs?"+params.Encode(), nil)
+		if err != nil {
+			return err
+		}
+		defer resp.Body.Close()
+
+		if resp.StatusCode != http.StatusOK {
+			return fmt.Errorf("unexpected status code: %d", resp.StatusCode)
+		}
+
+		_, err = io.Copy(os.Stdout, resp.Body)
+		if err != nil {
+			return err
+		}
+
+		return nil
+	},
+}
+
+func init() {
+	logsCmd.PersistentFlags().StringP("proxy", "p", "", "Proxy name")
+	rootCmd.AddCommand(logsCmd)
+}