src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/validators/HostingAssetEntitySaveProcessor.java

@@ -6,8 +6,10 @@ import net.hostsharing.hsadminng.hs.hosting.generated.api.v1.model.HsHostingAsse
 import net.hostsharing.hsadminng.hs.validation.HsEntityValidator;
 
 import jakarta.persistence.EntityManager;
+import java.util.Arrays;
 import java.util.Map;
 import java.util.function.Function;
+import java.util.regex.Pattern;
 
 /**
  * Wraps the steps of the pararation, validation, mapping and revamp around saving of a HsHostingAsset into a readable API.
@@ -40,12 +42,14 @@ public class HostingAssetEntitySaveProcessor {
         return this;
     }
 
+    // TODO.impl: remove once the migration of legacy data is done
     /// validates the entity itself including its properties, but ignoring some error messages for import of legacy data
-    public HostingAssetEntitySaveProcessor validateEntityIgnoring(final String ignoreRegExp) {
+    public HostingAssetEntitySaveProcessor validateEntityIgnoring(final String... ignoreRegExp) {
         step("validateEntity", "prepareForSave");
+        final var ignoreRegExpPatterns = Arrays.stream(ignoreRegExp).map(Pattern::compile).toList();
         MultiValidationException.throwIfNotEmpty(
                 validator.validateEntity(entity).stream()
-                        .filter(errorMsg -> !errorMsg.matches(ignoreRegExp))
+                        .filter(error -> ignoreRegExpPatterns.stream().noneMatch(p -> p.matcher(error).matches() ))
                         .toList()
         );
         return this;

src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/validators/HsEMailAddressHostingAssetValidator.java

@@ -11,11 +11,12 @@ import static net.hostsharing.hsadminng.hs.validation.StringProperty.stringPrope
 
 class HsEMailAddressHostingAssetValidator extends HostingAssetEntityValidator {
 
-    private static final String UNIX_USER_REGEX = "^[a-z][a-z0-9]{2}[0-9]{2}(-[a-z0-9][a-z0-9\\._-]*)?$"; // also accepts legacy pac-names
+    private static final String TARGET_MAILBOX_REGEX = "^[a-z][a-z0-9]{2}[0-9]{2}(-[a-z0-9][a-z0-9\\.+_-]*)?$"; // also accepts legacy pac-names
     private static final String EMAIL_ADDRESS_LOCAL_PART_REGEX = "[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+"; // RFC 5322
     private static final String EMAIL_ADDRESS_DOMAIN_PART_REGEX = "[a-zA-Z0-9.-]+";
     private static final String EMAIL_ADDRESS_FULL_REGEX = "^(" + EMAIL_ADDRESS_LOCAL_PART_REGEX + ")?@" + EMAIL_ADDRESS_DOMAIN_PART_REGEX + "$";
     private static final String NOBODY_REGEX = "^nobody$";
+    private static final String DEVNULL_REGEX = "^/dev/null$";
     public static final int EMAIL_ADDRESS_MAX_LENGTH = 320; // according to RFC 5321 and RFC 5322
 
     HsEMailAddressHostingAssetValidator() {
@@ -25,7 +26,7 @@ class HsEMailAddressHostingAssetValidator extends HostingAssetEntityValidator {
                 stringProperty("local-part").matchesRegEx("^" + EMAIL_ADDRESS_LOCAL_PART_REGEX + "$").writeOnce().optional(),
                 stringProperty("sub-domain").matchesRegEx("^" + EMAIL_ADDRESS_LOCAL_PART_REGEX + "$").writeOnce().optional(),
                 arrayOf(
-                        stringProperty("target").maxLength(EMAIL_ADDRESS_MAX_LENGTH).matchesRegEx(UNIX_USER_REGEX, EMAIL_ADDRESS_FULL_REGEX, NOBODY_REGEX)
+                        stringProperty("target").maxLength(EMAIL_ADDRESS_MAX_LENGTH).matchesRegEx(TARGET_MAILBOX_REGEX, EMAIL_ADDRESS_FULL_REGEX, NOBODY_REGEX, DEVNULL_REGEX)
                 ).required().minLength(1));
     }
 

src/test/java/net/hostsharing/hsadminng/hs/hosting/asset/validators/HsEMailAddressHostingAssetValidatorUnitTest.java

@@ -33,7 +33,13 @@ class HsEMailAddressHostingAssetValidatorUnitTest {
                 .identifier("old-local-part@example.org")
                 .config(new HashMap<>(ofEntries(
                         entry("local-part", "old-local-part"),
-                        entry("target", Array.of("xyz00", "xyz00-abc", "office@example.com"))
+                        entry("target", Array.of(
+                                "xyz00",
+                                "xyz00-abc",
+                                "xyz00-xyz+list",
+                                "office@example.com",
+                                "/dev/null"
+                        ))
                 )));
     }
 
@@ -46,7 +52,7 @@ class HsEMailAddressHostingAssetValidatorUnitTest {
         assertThat(validator.properties()).map(Map::toString).containsExactlyInAnyOrder(
                 "{type=string, propertyName=local-part, matchesRegEx=[^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+$], writeOnce=true}",
                 "{type=string, propertyName=sub-domain, matchesRegEx=[^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+$], writeOnce=true}",
-                "{type=string[], propertyName=target, elementsOf={type=string, propertyName=target, matchesRegEx=[^[a-z][a-z0-9]{2}[0-9]{2}(-[a-z0-9][a-z0-9\\._-]*)?$, ^([a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+)?@[a-zA-Z0-9.-]+$, ^nobody$], maxLength=320}, required=true, minLength=1}");
+                "{type=string[], propertyName=target, elementsOf={type=string, propertyName=target, matchesRegEx=[^[a-z][a-z0-9]{2}[0-9]{2}(-[a-z0-9][a-z0-9\\.+_-]*)?$, ^([a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+)?@[a-zA-Z0-9.-]+$, ^nobody$, ^/dev/null$], maxLength=320}, required=true, minLength=1}");
     }
 
     @Test
@@ -69,7 +75,11 @@ class HsEMailAddressHostingAssetValidatorUnitTest {
                 .config(new HashMap<>(ofEntries(
                         entry("local-part", "no@allowed"),
                         entry("sub-domain", "no@allowedeither"),
-                        entry("target", Array.of("xyz00", "xyz00-abc", "garbage", "office@example.com")))))
+                        entry("target", Array.of(
+                                "xyz00",
+                                "xyz00-abc",
+                                "garbage",
+                                "office@example.com")))))
                 .build();
         final var validator = HostingAssetEntityValidatorRegistry.forType(emailAddressHostingAssetEntity.getType());
 
@@ -80,7 +90,7 @@ class HsEMailAddressHostingAssetValidatorUnitTest {
         assertThat(result).containsExactlyInAnyOrder(
                 "'EMAIL_ADDRESS:old-local-part@example.org.config.local-part' is expected to match any of [^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+$] but 'no@allowed' does not match",
                 "'EMAIL_ADDRESS:old-local-part@example.org.config.sub-domain' is expected to match any of [^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+$] but 'no@allowedeither' does not match",
-                "'EMAIL_ADDRESS:old-local-part@example.org.config.target' is expected to match any of [^[a-z][a-z0-9]{2}[0-9]{2}(-[a-z0-9][a-z0-9\\._-]*)?$, ^([a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+)?@[a-zA-Z0-9.-]+$, ^nobody$] but 'garbage' does not match any");
+                "'EMAIL_ADDRESS:old-local-part@example.org.config.target' is expected to match any of [^[a-z][a-z0-9]{2}[0-9]{2}(-[a-z0-9][a-z0-9\\.+_-]*)?$, ^([a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+)?@[a-zA-Z0-9.-]+$, ^nobody$, ^/dev/null$] but 'garbage' does not match any");
     }
 
     @Test

src/test/java/net/hostsharing/hsadminng/hs/migration/CsvDataImport.java

@@ -20,6 +20,7 @@ import org.springframework.transaction.support.TransactionTemplate;
 import jakarta.persistence.EntityManager;
 import jakarta.persistence.PersistenceContext;
 import jakarta.servlet.http.HttpServletRequest;
+import jakarta.validation.ValidationException;
 import jakarta.validation.constraints.NotNull;
 import java.io.BufferedReader;
 import java.io.IOException;
@@ -309,7 +310,7 @@ public class CsvDataImport extends ContextBasedTest {
     void logError(final Runnable assertion) {
         try {
             assertion.run();
-        } catch (final AssertionError exc) {
+        } catch (final AssertionError | ValidationException exc) {
             logError(exc.getMessage());
         }
     }

src/test/java/net/hostsharing/hsadminng/hs/migration/ImportHostingAssets.java

@@ -668,6 +668,9 @@ public class ImportHostingAssets extends ImportOfficeData {
         if (isImportingControlledTestData()) {
             expectError("zonedata dom_owner of mellis.de is old00 but expected to be mim00");
             expectError("\nexpected: \"vm1068\"\n but was: \"vm1093\"");
+            expectError("['EMAIL_ADDRESS:webmaster@hamburg-west.l-u-g.org.config.target' is expected to match any of [^[a-z][a-z0-9]{2}[0-9]{2}(-[a-z0-9][a-z0-9\\.+_-]*)?$, ^([a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+)?@[a-zA-Z0-9.-]+$, ^nobody$, ^/dev/null$] but 'raoul.lottmann@example.com peter.lottmann@example.com' does not match any]");
+            expectError("['EMAIL_ADDRESS:abuse@mellis.de.config.target' length is expected to be at min 1 but length of [[]] is 0]");
+            expectError("['EMAIL_ADDRESS:abuse@ist-im-netz.de.config.target' length is expected to be at min 1 but length of [[]] is 0]");
         }
         this.assertNoErrors();
     }
@@ -920,7 +923,10 @@ public class ImportHostingAssets extends ImportOfficeData {
                                     logError(() ->
                                             new HostingAssetEntitySaveProcessor(em, entry.getValue())
                                                     .preprocessEntity()
-                                                    .validateEntityIgnoring("'EMAIL_ALIAS:.*\\.config\\.target' .*")
+                                                    .validateEntityIgnoring(
+                                                            "'EMAIL_ALIAS:.*\\.config\\.target' .*",
+                                                            "'EMAIL_ADDRESS:.*\\.config\\.target' .*"
+                                                    )
                                                     .prepareForSave()
                                                     .saveUsing(entity -> persist(entry.getKey(), entity))
                                                     .validateContext()

src/test/resources/migration/hosting/emailaddr.csv

@@ -12,7 +12,7 @@ emailaddr_id;domain_id;localpart;subdomain;target
 54760;4531;info;hamburg-west;peter.lottmann@example.com
 54761;4531;lugmaster;hamburg-west;raoul.lottmann@example.com
 54762;4531;postmaster;hamburg-west;raoul.lottmann@example.com
-54763;4531;webmaster;hamburg-west;raoul.lottmann@example.com
+54763;4531;webmaster;hamburg-west;raoul.lottmann@example.com peter.lottmann@example.com
 54764;4531;;eliza;eliza@example.net
 54765;4531;;;lug00
 54766;4532;;;nomail
@@ -22,10 +22,10 @@ emailaddr_id;domain_id;localpart;subdomain;target
 54963;4581;abuse;;mim00
 54964;4581;postmaster;;mim00
 54965;4581;webmaster;;mim00
-54981;4587;abuse;;mim00
+54981;4587;abuse;;
-54982;4587;postmaster;;mim00
+54982;4587;postmaster;;/dev/null
 54983;4587;webmaster;;mim00
-54987;4589;abuse;;mim00
+54987;4589;abuse;;""
 54988;4589;postmaster;;mim00
 54989;4589;webmaster;;mim00
 55020;4600;abuse;;mim00