feat: add tool rsa

tool/rsa_test.go

@@ -0,0 +1,43 @@
+package tool
+
+import "testing"
+
+func TestRSA(t *testing.T) {
+	var (
+		crt, key string
+	)
+
+	cfg, err := LoadTLSConfig(StringToBytes(crt), StringToBytes(key))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	raw := []byte("admin")
+	enc, err := RSAEncrypt(raw, cfg)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	t.Logf("Encrypted data: %s", enc)
+
+	org, err := RSADecrypt(enc, cfg)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	t.Logf("Decrypted data: %s", string(org))
+
+	enc2, err := RSAEncryptByCert(raw, []byte(crt))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	org2, err := RSADecrypt(enc2, cfg)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if string(org) != string(org2) {
+		t.Fatalf("Original and decrypted data don't match, org1 = %s, org2 = %s", org, org2)
+	}
+}