implemented:

- altering of mail settings
- sending email

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

de.srsoftware.oidc.api/build.gradle

@@ -13,6 +13,7 @@ dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter'
     implementation 'org.json:json:20240303'
     implementation 'org.bitbucket.b_c:jose4j:0.9.6'
+    implementation 'com.sun.mail:jakarta.mail:2.0.1'
     implementation project(':de.srsoftware.utils')
 }
 

de.srsoftware.oidc.api/src/main/java/de/srsoftware/oidc/api/Constants.java

@@ -37,7 +37,8 @@ public class Constants {
 	public static final String RESPONSE_TYPE	  = "response_type";
 	public static final String SCOPE	  = "scope";
 	public static final String SECRET	  = "secret";
-	public static final String SENDER_ADDRESS	  = "sender_address";
+	public static final String SMTP_USER	  = "smtp_user";
+	public static final String SMTP_PASSWORD	  = "smtp_pass";
 	public static final String SMTP_AUTH	  = "smtp_auth";
 	public static final String SMTP_HOST	  = "smtp_host";
 	public static final String SMTP_PORT	  = "smtp_port";

de.srsoftware.oidc.api/src/main/java/de/srsoftware/oidc/api/MailConfig.java

@@ -3,6 +3,7 @@ package de.srsoftware.oidc.api;
 
 import static de.srsoftware.oidc.api.Constants.*;
 
+import jakarta.mail.Authenticator;
 import java.util.Map;
 import java.util.Properties;
 
@@ -35,15 +36,20 @@ public interface MailConfig {
 		props.put("mail.smtp.port", smtpPort());
 		props.put("mail.smtp.auth", smtpAuth() ? "true" : "false");
 		props.put("mail.smtp.starttls.enable", startTls() ? "true" : "false");
+		props.put("mail.smtp.ssl.trust", smtpHost());
 		return props;
 	}
 
 	default Map<String, Object> map() {
-		return Map.of(		      //
-		    SMTP_HOST, smtpHost(),	      //
-		    SMTP_PORT, smtpPort(),	      //
-		    SMTP_AUTH, smtpAuth(),	      //
-		    SENDER_ADDRESS, senderAddress(),  //
+		return Map.of(		 //
+		    SMTP_HOST, smtpHost(),	 //
+		    SMTP_PORT, smtpPort(),	 //
+		    SMTP_AUTH, smtpAuth(),	 //
+		    SMTP_USER, senderAddress(),	 //
 		    START_TLS, startTls());
 	}
+
+	Authenticator authenticator();
+
+	MailConfig save();
 }