jschoubben
1b6763de0d
The command holds no credential: it asks the local socket, which answers only the rows ask.
53 lines
1.2 KiB
Go
53 lines
1.2 KiB
Go
// Command mesh-delivery-cli is the operator's command for the delivery view (novox/hq ADR 0429 §3). It asks the
|
|
// view's local socket for the rows and prints them; it holds no credential and changes nothing.
|
|
package main
|
|
|
|
import (
|
|
"encoding/json"
|
|
"flag"
|
|
"fmt"
|
|
"io"
|
|
"os"
|
|
|
|
"mesh-delivery-view/internal/view"
|
|
)
|
|
|
|
const defaultSocket = "/run/mesh-delivery-view/cli.sock"
|
|
|
|
func main() {
|
|
socket := os.Getenv("MESH_DELIVERY_SOCKET")
|
|
if socket == "" {
|
|
socket = defaultSocket
|
|
}
|
|
os.Exit(run(os.Args[1:], socket, os.Stdout, os.Stderr))
|
|
}
|
|
|
|
func run(args []string, socket string, out, errOut io.Writer) int {
|
|
fs := flag.NewFlagSet("mesh-delivery-cli", flag.ContinueOnError)
|
|
fs.SetOutput(errOut)
|
|
asJSON := fs.Bool("json", false, "print the rows as JSON")
|
|
if err := fs.Parse(args); err != nil {
|
|
return 2
|
|
}
|
|
if fs.NArg() > 0 {
|
|
fmt.Fprintln(errOut, "mesh-delivery-cli takes no argument: it only shows")
|
|
return 2
|
|
}
|
|
s, err := view.Ask(socket)
|
|
if err != nil {
|
|
fmt.Fprintln(errOut, "mesh-delivery-cli:", err)
|
|
return 1
|
|
}
|
|
if *asJSON {
|
|
enc := json.NewEncoder(out)
|
|
enc.SetIndent("", " ")
|
|
if err := enc.Encode(s); err != nil {
|
|
fmt.Fprintln(errOut, "mesh-delivery-cli:", err)
|
|
return 1
|
|
}
|
|
return 0
|
|
}
|
|
view.Table(out, s)
|
|
return 0
|
|
}
|