Fix auto-upgrade script path

This was a simple case of passing entirely the wrong data as an
argument to the `upgradeDatabase` call in `queries.ts`. We were
passing the list of search paths for upgrades, when we should have
been passing the list of directories directly containing upgrade
scripts to be applied.

extensions/ql-vscode/src/databases-ui.ts

@@ -2,7 +2,7 @@ import * as path from 'path';
 import { DisposableObject } from "semmle-vscode-utils";
 import { commands, Event, EventEmitter, ExtensionContext, ProviderResult, TreeDataProvider, TreeItem, Uri, window } from "vscode";
 import * as cli from './cli';
-import { DatabaseItem, DatabaseManager } from "./databases";
+import { DatabaseItem, DatabaseManager, getUpgradesDirectories } from "./databases";
 import { logger } from "./logging";
 import { clearCacheInDatabase, upgradeDatabase, UserCancellationException } from "./queries";
 import * as qsClient from './queryserver-client';
@@ -189,15 +189,10 @@ export class DatabaseUI extends DisposableObject {
       logger.log('Could not determine target dbscheme to upgrade to.');
       return;
     }
-
-    const parentDirs = scripts.map(dir => path.dirname(dir));
-    const uniqueParentDirs = new Set(parentDirs);
     const targetDbSchemeUri = Uri.file(finalDbscheme);
 
-
-    const upgradesDirectories = Array.from(uniqueParentDirs).map(filePath => Uri.file(filePath));
     try {
-      await upgradeDatabase(this.queryServer, databaseItem, targetDbSchemeUri, upgradesDirectories);
+      await upgradeDatabase(this.queryServer, databaseItem, targetDbSchemeUri, getUpgradesDirectories(scripts));
     }
     catch (e) {
       if (e instanceof UserCancellationException) {

extensions/ql-vscode/src/databases.ts

@@ -629,3 +629,13 @@ export class DatabaseManager extends DisposableObject {
     this.ctx.workspaceState.update(DB_LIST, this._databaseItems.map(item => item.getPersistedState()));
   }
 }
+
+/**
+ * Get the set of directories containing upgrades, given a list of
+ * scripts returned by the cli's upgrade resolution.
+ */
+export function getUpgradesDirectories(scripts: string[]): vscode.Uri[] {
+  const parentDirs = scripts.map(dir => path.dirname(dir));
+  const uniqueParentDirs = new Set(parentDirs);
+  return Array.from(uniqueParentDirs).map(filePath => vscode.Uri.file(filePath));
+}

extensions/ql-vscode/src/queries.ts

@@ -5,7 +5,7 @@ import * as sarif from 'sarif';
 import * as tmp from 'tmp';
 import * as vscode from 'vscode';
 import * as cli from './cli';
-import { DatabaseItem } from './databases';
+import { DatabaseItem, getUpgradesDirectories } from './databases';
 import * as helpers from './helpers';
 import { DatabaseInfo, SortState, ResultsInfo, SortedResultSetInfo } from './interface-types';
 import { logger } from './logging';
@@ -388,18 +388,18 @@ export async function clearCacheInDatabase(qs: qsClient.QueryServerClient, dbIte
     title: "Clearing Cache",
     cancellable: false,
   }, (progress, token) =>
-    qs.sendRequest(messages.clearCache, params, token, progress)
+      qs.sendRequest(messages.clearCache, params, token, progress)
   );
 }
 
 /**
- * 
+ *
  * @param filePath This needs to be equivalent to java Path.toRealPath(NO_FOLLOW_LINKS)
- * 
+ *
  */
 async function convertToQlPath(filePath: string): Promise<string> {
   if (process.platform === "win32") {
-    
+
     if (path.parse(filePath).root === filePath) {
       // Java assumes uppercase drive letters are canonical.
       return filePath.toUpperCase();
@@ -447,7 +447,7 @@ async function checkDbschemeCompatibility(
   const searchPath = helpers.getOnDiskWorkspaceFolders();
 
   if (query.dbItem.contents !== undefined && query.dbItem.contents.dbSchemeUri !== undefined) {
-    const info = await cliServer.resolveUpgrades(query.dbItem.contents.dbSchemeUri.fsPath, searchPath);
+    const { scripts, finalDbscheme } = await cliServer.resolveUpgrades(query.dbItem.contents.dbSchemeUri.fsPath, searchPath);
     async function hash(filename: string): Promise<string> {
       return crypto.createHash('sha256').update(await fs.readFile(filename)).digest('hex');
     }
@@ -463,7 +463,7 @@ async function checkDbschemeCompatibility(
     const dbschemeOfLib = await hash(query.queryDbscheme);
 
     // info.finalDbscheme is which database we're able to upgrade to
-    const upgradableTo = await hash(info.finalDbscheme);
+    const upgradableTo = await hash(finalDbscheme);
 
     if (upgradableTo != dbschemeOfLib) {
       logger.log(`Query ${query.program.queryPath} expects database scheme ${query.queryDbscheme}, but database has scheme ${query.program.dbschemePath}, and no upgrade path found`);
@@ -476,8 +476,8 @@ async function checkDbschemeCompatibility(
       await upgradeDatabase(
         qs,
         query.dbItem,
-        vscode.Uri.file(info.finalDbscheme),
-        searchPath.map(file => vscode.Uri.file(file))
+        vscode.Uri.file(finalDbscheme),
+        getUpgradesDirectories(scripts)
       );
     }
   }