From 3bf2bf567fd0cc990bba9ad600f0c9c93c3ece37 Mon Sep 17 00:00:00 2001
From: Thomas <>
Date: Mon, 7 Mar 2022 18:20:34 +0100
Subject: refactor(core): move 'connector_lib' to 'core_common_lib'

---
 .../SpringBootBasicConfigurationProvider.java      | 122 +++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 core_common_lib/src/main/java/at/asitplus/eidas/specific/connector/config/SpringBootBasicConfigurationProvider.java

(limited to 'core_common_lib/src/main/java/at/asitplus/eidas/specific/connector/config/SpringBootBasicConfigurationProvider.java')

diff --git a/core_common_lib/src/main/java/at/asitplus/eidas/specific/connector/config/SpringBootBasicConfigurationProvider.java b/core_common_lib/src/main/java/at/asitplus/eidas/specific/connector/config/SpringBootBasicConfigurationProvider.java
new file mode 100644
index 00000000..76e2c01f
--- /dev/null
+++ b/core_common_lib/src/main/java/at/asitplus/eidas/specific/connector/config/SpringBootBasicConfigurationProvider.java
@@ -0,0 +1,122 @@
+package at.asitplus.eidas.specific.connector.config;
+
+import java.net.URL;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import org.apache.commons.lang3.StringUtils;
+
+import at.asitplus.eidas.specific.connector.MsEidasNodeConstants;
+import at.gv.egiz.eaaf.core.api.idp.ISpConfiguration;
+import at.gv.egiz.eaaf.core.exceptions.EaafConfigurationException;
+import at.gv.egiz.eaaf.core.exceptions.EaafException;
+import at.gv.egiz.eaaf.core.impl.idp.conf.AbstractSpringBootConfigurationImpl;
+import at.gv.egiz.eaaf.core.impl.utils.KeyValueUtils;
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+public class SpringBootBasicConfigurationProvider extends AbstractSpringBootConfigurationImpl {
+
+  private final Map<String, ISpConfiguration> spConfigCache = new HashMap<>();
+  
+  @Override
+  public ISpConfiguration getServiceProviderConfiguration(String entityId) throws EaafConfigurationException {
+    if (!spConfigCache.containsKey(entityId)) {
+      log.debug("SP: " + entityId + " is NOT cached. Starting load operation ...  ");
+      final Map<String, String> allSPs = getBasicConfigurationWithPrefix(
+          MsEidasNodeConstants.PROP_CONFIG_SP_LIST_PREFIX);
+      for (Entry<String, String> entry : allSPs.entrySet()) {
+        if (entry.getKey().endsWith(MsEidasNodeConstants.PROP_CONFIG_SP_UNIQUEIDENTIFIER) 
+            && entry.getValue().equals(entityId)) {
+          final String listId = KeyValueUtils.getParentKey(entry.getKey());
+          log.trace("Find SP configuration with list-Id: " + listId
+              + ". Extracting configuration elements ... ");
+          final Map<String, String> spConfig = KeyValueUtils.getSubSetWithPrefix(allSPs, listId
+              + KeyValueUtils.KEY_DELIMITER);
+          spConfigCache.put(entityId,
+              new ServiceProviderConfiguration(spConfig, this));
+          break;
+        }
+      }
+
+      if (spConfigCache.containsKey(entityId)) {
+        log.info("SP: " + entityId + " is loaded. Continuing auth. process ... ");
+      } else {
+        log.warn("SP: " + entityId + " is NOT found in configuration. Stopping auth. process ... ");
+        return null;
+
+      }
+
+    } else {
+      log.trace("SP: " + entityId + " is already cached. Use configuration from there ... ");
+    }
+
+    return spConfigCache.get(entityId);
+  }
+
+  @Override
+  public <T> T getServiceProviderConfiguration(String entityId, Class<T> decorator)
+      throws EaafConfigurationException {
+    final ISpConfiguration spConfig = getServiceProviderConfiguration(entityId);
+    if (spConfig != null && decorator != null) {
+      if (decorator.isInstance(spConfig)) {
+        return (T) spConfig;
+      } else {
+        log.error("SPConfig: " + spConfig.getClass().getName() + " is NOT instance of: " + decorator
+            .getName());
+      }
+
+    }
+
+    return null;
+
+  }
+
+  @Override
+  public String validateIdpUrl(URL url) throws EaafException {
+    log.trace("Validate requested URL: " + url);
+    String urlPrefixFromConfig = getBasicConfiguration(
+        MsEidasNodeConstants.PROP_CONFIG_APPLICATION_PUBLIC_URL_PREFIX);
+    if (StringUtils.isEmpty(urlPrefixFromConfig)) {
+      log.warn("Application config containts NO URL prefix");
+      throw new EaafConfigurationException("config.27",
+          new Object[] { "Application config containts NO "
+              + getApplicationSpecificKeyPrefix()
+              + MsEidasNodeConstants.PROP_CONFIG_APPLICATION_PUBLIC_URL_PREFIX });
+
+    }
+
+    // remove last slash
+    if (urlPrefixFromConfig.endsWith("/")) {
+      urlPrefixFromConfig = urlPrefixFromConfig.substring(0, urlPrefixFromConfig.length() - 1);
+    }
+
+    if (getBasicConfigurationBoolean(
+        MsEidasNodeConstants.PROP_CONFIG_APPLICATION_PUBLIC_URL_REQUEST_VALIDATION, false)) {
+      if (url != null && url.toExternalForm().startsWith(urlPrefixFromConfig)) {
+        return urlPrefixFromConfig;
+      }
+
+      log.info("URL: " + url + " does NOT match to allowed application prefix: " + urlPrefixFromConfig);
+      return null;
+
+    } else {
+      return urlPrefixFromConfig;
+
+    }
+  }
+
+  @Override
+  public String getApplicationSpecificKeyPrefix() {
+    return MsEidasNodeConstants.PROP_CONFIG_APPLICATION_PREFIX;
+
+  }
+
+  @Override
+  protected String getBackupConfigPath() {
+    return null;
+
+  }
+
+}
-- 
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