[service] add db migration to move saml settings.options entries to s…

…ettings

service/src/migrations/030-saml-settings.js

@@ -0,0 +1,75 @@
+'use strict';
+
+module.exports.id = "saml-settings";
+
+const collectionName = 'authenticationconfigurations';
+const optionKeys = [
+  'entryPoint',
+  'idpIssuer',
+  'issuer',
+  'logoutUrl',
+  'requestIdExpirationPeriodMs',
+];
+
+module.exports.up = async function (done) {
+  const authConfigsCol = this.db.collection(collectionName);
+  const samlConfigs = await authConfigsCol.find({ type: 'saml' }).toArray();
+  const updates = samlConfigs.reduce((updates, samlConfig) => {
+    const settings = samlConfig.settings || {};
+    const { options, ...cleanSettings } = settings;
+    if (!options) {
+      return updates;
+    }
+    const optionSettings = optionKeys.reduce((optionSettings, optionKey) => {
+      const option = options[optionKey];
+      const setting = cleanSettings[optionKey];
+      if (option !== undefined && setting === undefined) {
+        return { ...optionSettings, [optionKey]: option };
+      }
+      return optionSettings;
+    }, null);
+    if (!optionSettings) {
+      return updates;
+    }
+    const updateSettings = { ...cleanSettings, ...optionSettings };
+    return [
+      ...updates,
+      authConfigsCol
+        .updateOne({ _id: samlConfig._id }, { $set: { settings: updateSettings }})
+        .then(updateResult => ({ _id: samlConfig._id, name: samlConfig.name, settings: updateSettings, updateResult }))
+    ]
+  }, []);
+  try {
+    const updateResults = await Promise.all(updates);
+    this.log(`migrated ${updateResults.length} saml configuration documents`);
+    done();
+  }
+  catch (err) {
+    this.log('error migrating saml configurations', err);
+    done(err);
+  }
+};
+
+module.exports.down = async function (done) {
+  const col = this.db.collection(collectionName)
+  const samlConfigs = await col.find({ type: 'saml' }).toArray()
+  const updates = samlConfigs.reduce((updates, samlConfig) => {
+    const settings = samlConfig.settings || {};
+    const { entryPoint, issuer, ...cleanSettings } = settings;
+    const options = { entryPoint, issuer };
+    const updateSettings = { ...cleanSettings, options }
+    return [
+      ...updates,
+      col.updateOne({ _id: samlConfig._id }, { $set: { settings: updateSettings }})
+    ]
+  }, []);
+  try {
+    const updateResults = await Promise.all(updates)
+    this.log(`rolled back ${updateResults.length} saml configuration documents`)
+    done()
+  }
+  catch (err) {
+    this.log('error rolling back saml configurations', err)
+    done(err);
+  }
+};