Initial commit of Storage, TLS, and automatic HTTPS implementations

modules/caddytls/matchers.go

@@ -0,0 +1,79 @@
+package caddytls
+
+import (
+	"crypto/tls"
+
+	"bitbucket.org/lightcodelabs/caddy2"
+)
+
+type (
+	MatchServerName []string
+
+	// TODO: these others should be enterprise-only, probably
+	MatchProtocol   []string // TODO: version or protocol?
+	MatchClientCert struct{} // TODO: client certificate options
+	MatchRemote     []string
+	MatchStarlark   string
+)
+
+func init() {
+	caddy2.RegisterModule(caddy2.Module{
+		Name: "tls.handshake_match.host",
+		New:  func() (interface{}, error) { return MatchServerName{}, nil },
+	})
+	caddy2.RegisterModule(caddy2.Module{
+		Name: "tls.handshake_match.protocol",
+		New:  func() (interface{}, error) { return MatchProtocol{}, nil },
+	})
+	caddy2.RegisterModule(caddy2.Module{
+		Name: "tls.handshake_match.client_cert",
+		New:  func() (interface{}, error) { return MatchClientCert{}, nil },
+	})
+	caddy2.RegisterModule(caddy2.Module{
+		Name: "tls.handshake_match.remote",
+		New:  func() (interface{}, error) { return MatchRemote{}, nil },
+	})
+	caddy2.RegisterModule(caddy2.Module{
+		Name: "tls.handshake_match.starlark",
+		New:  func() (interface{}, error) { return new(MatchStarlark), nil },
+	})
+}
+
+func (m MatchServerName) Match(hello *tls.ClientHelloInfo) bool {
+	for _, name := range m {
+		// TODO: support wildcards (and regex?)
+		if hello.ServerName == name {
+			return true
+		}
+	}
+	return false
+}
+
+func (m MatchProtocol) Match(hello *tls.ClientHelloInfo) bool {
+	// TODO: not implemented
+	return false
+}
+
+func (m MatchClientCert) Match(hello *tls.ClientHelloInfo) bool {
+	// TODO: not implemented
+	return false
+}
+
+func (m MatchRemote) Match(hello *tls.ClientHelloInfo) bool {
+	// TODO: not implemented
+	return false
+}
+
+func (m MatchStarlark) Match(hello *tls.ClientHelloInfo) bool {
+	// TODO: not implemented
+	return false
+}
+
+// Interface guards
+var (
+	_ ConnectionMatcher = MatchServerName{}
+	_ ConnectionMatcher = MatchProtocol{}
+	_ ConnectionMatcher = MatchClientCert{}
+	_ ConnectionMatcher = MatchRemote{}
+	_ ConnectionMatcher = new(MatchStarlark)
+)