first compiling version

pkg/cli/cli.go

@@ -1,3 +1,139 @@
 // Copyright (C) 2023 Marius Schellenberger
 
 package cli
+
+import (
+	"context"
+	"encoding/json"
+	"flag"
+	"fmt"
+	"os"
+
+	apiclient "git.giftfish.de/ston1th/keyctl/pkg/api/client"
+	"git.giftfish.de/ston1th/keyctl/pkg/api/v1/client"
+	"git.giftfish.de/ston1th/keyctl/pkg/api/v1/schema"
+	"git.giftfish.de/ston1th/keyctl/pkg/core"
+)
+
+func exit(err error) {
+	fmt.Println(err)
+	os.Exit(1)
+}
+
+func Run(arg string) {
+	opts, err := apiclient.ClientOptionsFromEnv()
+	if err != nil {
+		exit(err)
+	}
+	apic := apiclient.NewClient(opts...)
+	c, err := client.NewClient(apic)
+	if err != nil {
+		exit(err)
+	}
+	ctx := context.Background()
+	switch arg {
+	case "new":
+		name, encoding, size := newKeyFlags()
+		newKey := schema.NewKey{
+			Name:     name,
+			Size:     size,
+			Encoding: core.EncodingFromString(encoding),
+		}
+		err = c.CreateKey(ctx, newKey)
+	case "del":
+		id := idFlags("key id")
+		err = c.DeleteKey(ctx, id)
+	case "approve":
+		id := idFlags("approval id")
+		err = c.AcceptApproval(ctx, id)
+	case "reject":
+		id := idFlags("approval id")
+		err = c.RejectApproval(ctx, id)
+	case "get":
+		id, json := getFlags()
+		key, err := c.GetKey(ctx, id)
+		if err != nil {
+			exit(err)
+		}
+		if json {
+			jsonOutput(key) // does not return
+		}
+		fmt.Println(key.Key)
+	case "ls":
+		json := outputFlags()
+		keys, err := c.GetKeys(ctx)
+		if err != nil {
+			exit(err)
+		}
+		if json {
+			jsonOutput(keys) // does not return
+		}
+		for _, k := range keys {
+			fmt.Printf("%s  %s  %d  %d  %s\n",
+				k.ID,
+				k.Name,
+				k.Size,
+				k.Encoding,
+				k.Created,
+			)
+		}
+	case "req":
+		json := outputFlags()
+		approvals, err := c.GetApprovals(ctx)
+		if err != nil {
+			exit(err)
+		}
+		if json {
+			jsonOutput(approvals) // does not return
+		}
+		for _, a := range approvals {
+			fmt.Printf("%s  %s  %s  %d  %s\n",
+				a.ID,
+				a.AID,
+				a.Name,
+				a.Status,
+				a.Created,
+			)
+		}
+	}
+	if err != nil {
+		exit(err)
+	}
+	os.Exit(0)
+}
+
+func jsonOutput(v any) {
+	b, err := json.Marshal(v)
+	if err != nil {
+		exit(err)
+	}
+	fmt.Println(string(b))
+	os.Exit(0)
+}
+
+func idFlags(desc string) (id string) {
+	flag.StringVar(&id, "id", "", desc)
+	flag.Parse()
+	return
+}
+
+func getFlags() (id string, json bool) {
+	flag.StringVar(&id, "id", "", "key id")
+	flag.BoolVar(&json, "json", false, "json output")
+	flag.Parse()
+	return
+}
+
+func outputFlags() (json bool) {
+	flag.BoolVar(&json, "json", false, "json output")
+	flag.Parse()
+	return
+}
+
+func newKeyFlags() (name, encoding string, size int) {
+	flag.StringVar(&name, "name", "", "key name")
+	flag.StringVar(&encoding, "enc", "hex", "key encoding scheme [hex|base32|base64|base64url]")
+	flag.IntVar(&size, "size", 16, "key size in bytes")
+	flag.Parse()
+	return
+}