Add sourcesecret and kustomization manifestgen

This includes a change to the `sync` generator to make the deploy
secret name configurable.

Signed-off-by: Hidde Beydals <hello@hidde.co>

pkg/manifestgen/sourcesecret/options.go

@@ -0,0 +1,74 @@
+/*
+Copyright 2021 The Flux authors
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package sourcesecret
+
+import (
+	"crypto/elliptic"
+)
+
+type PrivateKeyAlgorithm string
+
+const (
+	RSAPrivateKeyAlgorithm     PrivateKeyAlgorithm = "rsa"
+	ECDSAPrivateKeyAlgorithm   PrivateKeyAlgorithm = "ecdsa"
+	Ed25519PrivateKeyAlgorithm PrivateKeyAlgorithm = "ed25519"
+)
+
+const (
+	UsernameSecretKey   = "username"
+	PasswordSecretKey   = "password"
+	CAFileSecretKey     = "caFile"
+	CertFileSecretKey   = "certFile"
+	KeyFileSecretKey    = "keyFile"
+	PrivateKeySecretKey = "identity"
+	PublicKeySecretKey  = "identity.pub"
+	KnownHostsSecretKey = "known_hosts"
+)
+
+type Options struct {
+	Name                string
+	Namespace           string
+	Labels              map[string]string
+	SSHHostname         string
+	PrivateKeyAlgorithm PrivateKeyAlgorithm
+	RSAKeyBits          int
+	ECDSACurve          elliptic.Curve
+	PrivateKeyPath      string
+	Username            string
+	Password            string
+	CAFilePath          string
+	CertFilePath        string
+	KeyFilePath         string
+	TargetPath          string
+	ManifestFile        string
+}
+
+func MakeDefaultOptions() Options {
+	return Options{
+		Name:                "flux-system",
+		Namespace:           "flux-system",
+		Labels:              map[string]string{},
+		PrivateKeyAlgorithm: RSAPrivateKeyAlgorithm,
+		PrivateKeyPath:      "",
+		Username:            "",
+		Password:            "",
+		CAFilePath:          "",
+		CertFilePath:        "",
+		KeyFilePath:         "",
+		ManifestFile:        "secret.yaml",
+	}
+}