Remove unsupported version constraints

This removes all CodeQL CLI version constraints for unsupported CLI
versions (< 2.7.6). The oldest supported CLI version is 2.7.6 since GHES
3.3 recommends using CodeQL CLI 2.7.6.

Author: koesie10

extensions/ql-vscode/CHANGELOG.md

@@ -3,6 +3,7 @@
 ## [UNRELEASED]
 
 - Renamed command "CodeQL: Run Query" to "CodeQL: Run Query on Selected Dababase".
+- Remove support for CodeQL CLI versions older than 2.7.6. [#1788](https://github.com/github/vscode-codeql/pull/1788)
 
 ## 1.7.7 - 13 December 2022
 

extensions/ql-vscode/src/cli.ts

@@ -1125,10 +1125,7 @@ export class CodeQLCliServer implements Disposable {
     ];
     if (targetDbScheme) {
       args.push("--target-dbscheme", targetDbScheme);
-      if (
-        allowDowngradesIfPossible &&
-        (await this.cliConstraints.supportsDowngrades())
-      ) {
+      if (allowDowngradesIfPossible) {
         args.push("--allow-downgrades");
       }
     }
@@ -1210,10 +1207,8 @@ export class CodeQLCliServer implements Disposable {
     if (searchPath !== undefined) {
       args.push("--search-path", join(...searchPath));
     }
-    if (await this.cliConstraints.supportsAllowLibraryPacksInResolveQueries()) {
-      // All of our usage of `codeql resolve queries` needs to handle library packs.
-      args.push("--allow-library-packs");
-    }
+    // All of our usage of `codeql resolve queries` needs to handle library packs.
+    args.push("--allow-library-packs");
     args.push(suite);
     return this.runJsonCodeQlCliCommand<string[]>(
       ["resolve", "queries"],
@@ -1300,12 +1295,9 @@ export class CodeQLCliServer implements Disposable {
   }
 
   async generateDil(qloFile: string, outFile: string): Promise<void> {
-    const extraArgs = (await this.cliConstraints.supportsDecompileDil())
-      ? ["--kind", "dil", "-o", outFile, qloFile]
-      : ["-o", outFile, qloFile];
     await this.runCodeQlCliCommand(
       ["query", "decompile"],
-      extraArgs,
+      ["--kind", "dil", "-o", outFile, qloFile],
       "Generating DIL",
     );
   }
@@ -1583,85 +1575,20 @@ export function shouldDebugCliServer() {
 }
 
 export class CliVersionConstraint {
-  /**
-   * CLI version where --kind=DIL was introduced
-   */
-  public static CLI_VERSION_WITH_DECOMPILE_KIND_DIL = new SemVer("2.3.0");
-
-  /**
-   * CLI version where languages are exposed during a `codeql resolve database` command.
-   */
-  public static CLI_VERSION_WITH_LANGUAGE = new SemVer("2.4.1");
-
-  public static CLI_VERSION_WITH_NONDESTURCTIVE_UPGRADES = new SemVer("2.4.2");
-
-  /**
-   * CLI version where `codeql resolve upgrades` supports
-   * the `--allow-downgrades` flag
-   */
-  public static CLI_VERSION_WITH_DOWNGRADES = new SemVer("2.4.4");
-
-  /**
-   * CLI version where the `codeql resolve qlref` command is available.
-   */
-  public static CLI_VERSION_WITH_RESOLVE_QLREF = new SemVer("2.5.1");
-
-  /**
-   * CLI version where database registration was introduced
-   */
-  public static CLI_VERSION_WITH_DB_REGISTRATION = new SemVer("2.4.1");
-
-  /**
-   * CLI version where the `--allow-library-packs` option to `codeql resolve queries` was
-   * introduced.
-   */
-  public static CLI_VERSION_WITH_ALLOW_LIBRARY_PACKS_IN_RESOLVE_QUERIES =
-    new SemVer("2.6.1");
-
-  /**
-   * CLI version where the `database unbundle` subcommand was introduced.
-   */
-  public static CLI_VERSION_WITH_DATABASE_UNBUNDLE = new SemVer("2.6.0");
-
-  /**
-   * CLI version where the `--no-precompile` option for pack creation was introduced.
-   */
-  public static CLI_VERSION_WITH_NO_PRECOMPILE = new SemVer("2.7.1");
-
-  /**
-   * CLI version where remote queries (variant analysis) are supported.
-   */
-  public static CLI_VERSION_REMOTE_QUERIES = new SemVer("2.6.3");
-
   /**
    * CLI version where building QLX packs for remote queries is supported.
    * (The options were _accepted_ by a few earlier versions, but only from
    * 2.11.3 will it actually use the existing compilation cache correctly).
    */
   public static CLI_VERSION_QLX_REMOTE = new SemVer("2.11.3");
 
-  /**
-   * CLI version where the `resolve ml-models` subcommand was introduced.
-   */
-  public static CLI_VERSION_WITH_RESOLVE_ML_MODELS = new SemVer("2.7.3");
-
   /**
    * CLI version where the `resolve ml-models` subcommand was enhanced to work with packaging.
    */
   public static CLI_VERSION_WITH_PRECISE_RESOLVE_ML_MODELS = new SemVer(
     "2.10.0",
   );
 
-  /**
-   * CLI version where the `--old-eval-stats` option to the query server was introduced.
-   */
-  public static CLI_VERSION_WITH_OLD_EVAL_STATS = new SemVer("2.7.4");
-
-  /**
-   * CLI version where packaging was introduced.
-   */
-  public static CLI_VERSION_WITH_PACKAGING = new SemVer("2.6.0");
-
   /**
    * CLI version where the `--evaluator-log` and related options to the query server were introduced,
    * on a per-query server basis.
@@ -1702,94 +1629,16 @@ export class CliVersionConstraint {
     return (await this.cli.getVersion()).compare(v) >= 0;
   }
 
-  public async supportsDecompileDil() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_DECOMPILE_KIND_DIL,
-    );
-  }
-
-  public async supportsLanguageName() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_LANGUAGE,
-    );
-  }
-
-  public async supportsNonDestructiveUpgrades() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_NONDESTURCTIVE_UPGRADES,
-    );
-  }
-
-  public async supportsDowngrades() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_DOWNGRADES,
-    );
-  }
-
-  public async supportsResolveQlref() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_RESOLVE_QLREF,
-    );
-  }
-
-  public async supportsAllowLibraryPacksInResolveQueries() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_ALLOW_LIBRARY_PACKS_IN_RESOLVE_QUERIES,
-    );
-  }
-
-  async supportsDatabaseRegistration() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_DB_REGISTRATION,
-    );
-  }
-
-  async supportsDatabaseUnbundle() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_DATABASE_UNBUNDLE,
-    );
-  }
-
-  async supportsNoPrecompile() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_NO_PRECOMPILE,
-    );
-  }
-
-  async supportsRemoteQueries() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_REMOTE_QUERIES,
-    );
-  }
-
   async supportsQlxRemote() {
     return this.isVersionAtLeast(CliVersionConstraint.CLI_VERSION_QLX_REMOTE);
   }
 
-  async supportsResolveMlModels() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_RESOLVE_ML_MODELS,
-    );
-  }
-
   async supportsPreciseResolveMlModels() {
     return this.isVersionAtLeast(
       CliVersionConstraint.CLI_VERSION_WITH_PRECISE_RESOLVE_ML_MODELS,
     );
   }
 
-  async supportsOldEvalStats() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_OLD_EVAL_STATS,
-    );
-  }
-
-  async supportsPackaging() {
-    return this.isVersionAtLeast(
-      CliVersionConstraint.CLI_VERSION_WITH_PACKAGING,
-    );
-  }
-
   async supportsStructuredEvalLog() {
     return this.isVersionAtLeast(
       CliVersionConstraint.CLI_VERSION_WITH_STRUCTURED_EVAL_LOG,

extensions/ql-vscode/src/contextual/queryResolver.ts

@@ -74,39 +74,12 @@ export async function resolveQueries(
   qlpacks: QlPacksForLanguage,
   keyType: KeyType,
 ): Promise<string[]> {
-  const cliCanHandleLibraryPack =
-    await cli.cliConstraints.supportsAllowLibraryPacksInResolveQueries();
   const packsToSearch: string[] = [];
-  let blameCli: boolean;
 
-  if (cliCanHandleLibraryPack) {
-    // The CLI can handle both library packs and query packs, so search both packs in order.
-    packsToSearch.push(qlpacks.dbschemePack);
-    if (qlpacks.queryPack !== undefined) {
-      packsToSearch.push(qlpacks.queryPack);
-    }
-    // If we don't find the query, it's because it's not there, not because the CLI was unable to
-    // search the pack.
-    blameCli = false;
-  } else {
-    // Older CLIs can't handle `codeql resolve queries` with a suite that references a library pack.
-    if (qlpacks.dbschemePackIsLibraryPack) {
-      if (qlpacks.queryPack !== undefined) {
-        // Just search the query pack, because some older library/query releases still had the
-        // contextual queries in the query pack.
-        packsToSearch.push(qlpacks.queryPack);
-      }
-      // If we don't find it, it's because the CLI was unable to search the library pack that
-      // actually contains the query. Blame any failure on the CLI, not the packs.
-      blameCli = true;
-    } else {
-      // We have an old CLI, but the dbscheme pack is old enough that it's still a unified pack with
-      // both libraries and queries. Just search that pack.
-      packsToSearch.push(qlpacks.dbschemePack);
-      // Any CLI should be able to search the single query pack, so if we don't find it, it's
-      // because the language doesn't support it.
-      blameCli = false;
-    }
+  // The CLI can handle both library packs and query packs, so search both packs in order.
+  packsToSearch.push(qlpacks.dbschemePack);
+  if (qlpacks.queryPack !== undefined) {
+    packsToSearch.push(qlpacks.queryPack);
   }
 
   const queries = await resolveQueriesFromPacks(cli, packsToSearch, keyType);
@@ -115,15 +88,11 @@ export async function resolveQueries(
   }
 
   // No queries found. Determine the correct error message for the various scenarios.
-  const errorMessage = blameCli
-    ? `Your current version of the CodeQL CLI, '${
-        (await cli.getVersion()).version
-      }', \
-    is unable to use contextual queries from recent versions of the standard CodeQL libraries. \
-    Please upgrade to the latest version of the CodeQL CLI.`
-    : `No ${nameOfKeyType(keyType)} queries (tagged "${tagOfKeyType(
-        keyType,
-      )}") could be found in the current library path. \
+  const errorMessage = `No ${nameOfKeyType(
+    keyType,
+  )} queries (tagged "${tagOfKeyType(
+    keyType,
+  )}") could be found in the current library path. \
     Try upgrading the CodeQL libraries. If that doesn't work, then ${nameOfKeyType(
       keyType,
     )} queries are not yet available \

extensions/ql-vscode/src/databaseFetcher.ts

@@ -321,7 +321,7 @@ async function readAndUnzip(
     step: 9,
     message: `Unzipping into ${basename(unzipPath)}`,
   });
-  if (cli && (await cli.cliConstraints.supportsDatabaseUnbundle())) {
+  if (cli) {
     // Use the `database unbundle` command if the installed cli version supports it
     await cli.databaseUnbundle(zipFile, unzipPath);
   } else {

extensions/ql-vscode/src/databases.ts

@@ -990,12 +990,6 @@ export class DatabaseManager extends DisposableObject {
   }
 
   private async getPrimaryLanguage(dbPath: string) {
-    if (!(await this.cli.cliConstraints.supportsLanguageName())) {
-      // return undefined so that we recalculate on restart until the cli is at a version that
-      // supports this feature. This recalculation is cheap since we avoid calling into the cli
-      // unless we know it can return the langauges property.
-      return undefined;
-    }
     const dbInfo = await this.cli.resolveDatabase(dbPath);
     return dbInfo.languages?.[0] || "";
   }

extensions/ql-vscode/src/extension.ts

@@ -33,7 +33,7 @@ import {
   zipArchiveScheme,
 } from "./archive-filesystem-provider";
 import QuickEvalCodeLensProvider from "./quickEvalCodeLensProvider";
-import { CodeQLCliServer, CliVersionConstraint } from "./cli";
+import { CodeQLCliServer } from "./cli";
 import {
   CliConfigListener,
   DistributionConfigListener,
@@ -820,17 +820,9 @@ async function activateWithInstalledDistribution(
     const path =
       selectedQuery?.fsPath || window.activeTextEditor?.document.uri.fsPath;
     if (qs !== undefined && path) {
-      if (await cliServer.cliConstraints.supportsResolveQlref()) {
-        const resolved = await cliServer.resolveQlref(path);
-        const uri = Uri.file(resolved.resolvedPath);
-        await window.showTextDocument(uri, { preview: false });
-      } else {
-        void showAndLogErrorMessage(
-          "Jumping from a .qlref file to the .ql file it references is not " +
-            "supported with the CLI version you are running.\n" +
-            `Please upgrade your CLI to version ${CliVersionConstraint.CLI_VERSION_WITH_RESOLVE_QLREF} or later to use this feature.`,
-        );
-      }
+      const resolved = await cliServer.resolveQlref(path);
+      const uri = Uri.file(resolved.resolvedPath);
+      await window.showTextDocument(uri, { preview: false });
     }
   }
 
@@ -1014,19 +1006,6 @@ async function activateWithInstalledDistribution(
           });
         }
 
-        if (
-          queryUris.length > 1 &&
-          !(await cliServer.cliConstraints.supportsNonDestructiveUpgrades())
-        ) {
-          // Try to upgrade the current database before running any queries
-          // so that the user isn't confronted with multiple upgrade
-          // requests for each query to run.
-          // Only do it if running multiple queries since this check is
-          // performed on each query run anyway.
-          // Don't do this with non destructive upgrades as the user won't see anything anyway.
-          await databaseUI.tryUpgradeCurrentDatabase(progress, token);
-        }
-
         wrappedProgress({
           maxStep: queryUris.length,
           step: queryUris.length - queriesRemaining,

extensions/ql-vscode/src/helpers.ts

@@ -540,7 +540,6 @@ export class CachedOperation<U> {
  * `cli.CodeQLCliServer.resolveDatabase` and use the first entry in the
  * `languages` property.
  *
- * @see cli.CliVersionConstraint.supportsLanguageName
  * @see cli.CodeQLCliServer.resolveDatabase
  */
 export const dbSchemeToLanguage = {

extensions/ql-vscode/src/legacy-query-server/legacyRunner.ts

@@ -74,10 +74,7 @@ export class LegacyQueryRunner extends QueryRunner {
     token: CancellationToken,
     dbItem: DatabaseItem,
   ): Promise<void> {
-    if (
-      dbItem.contents &&
-      (await this.qs.cliServer.cliConstraints.supportsDatabaseRegistration())
-    ) {
+    if (dbItem.contents) {
       const databases: Dataset[] = [
         {
           dbDir: dbItem.contents.datasetUri.fsPath,
@@ -97,10 +94,7 @@ export class LegacyQueryRunner extends QueryRunner {
     token: CancellationToken,
     dbItem: DatabaseItem,
   ): Promise<void> {
-    if (
-      dbItem.contents &&
-      (await this.qs.cliServer.cliConstraints.supportsDatabaseRegistration())
-    ) {
+    if (dbItem.contents) {
       const databases: Dataset[] = [
         {
           dbDir: dbItem.contents.datasetUri.fsPath,