codeql analysis (#6148)

codeql analysis: fixes and cosmetics

.github/workflows/codeql-analysis.yml

@@ -1,14 +1,5 @@
-# For most projects, this workflow file will not need changing; you simply need
-# to commit it to your repository.
-#
-# You may wish to alter this file to override the set of languages analyzed,
-# or to provide custom queries or build logic.
-#
-# ******** NOTE ********
-# We have attempted to detect the languages in your repository. Please check
-# the `language` matrix defined below to confirm you have the correct set of
-# supported CodeQL languages.
-#
+# CodeQL semantic code analysis engine
+
 name: "CodeQL"
 
 on:
@@ -39,6 +30,9 @@ jobs:
     steps:
     - name: Checkout repository
       uses: actions/checkout@v2
+      with:
+        # just fetching 1 commit is not enough for setuptools-scm, so we fetch all
+        fetch-depth: 0
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
@@ -50,21 +44,23 @@ jobs:
         # Prefix the list here with "+" to use these queries and those in the config file.
         # queries: ./path/to/local/query, your-org/your-repo/queries@main
 
-    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
-    # If this step fails, then you should remove it and run the build manually (see below)
-    - name: Autobuild
-      uses: github/codeql-action/autobuild@v1
+    - name: Cache pip
+      uses: actions/cache@v2
+      with:
+        path: ~/.cache/pip
+        key: ${{ runner.os }}-pip-${{ hashFiles('requirements.d/development.txt') }}
+        restore-keys: |
+            ${{ runner.os }}-pip-
+            ${{ runner.os }}-
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 https://git.io/JvXDl
 
-    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
-    #    and modify them (or add more) to build your code if your project
-    #    uses a compiled language
-
-    #- run: |
-    #   make bootstrap
-    #   make release
+    - name: Install requirements, build and install Borg
+      run: |
+       sudo apt install libacl1-dev
+       pip3 install -r requirements.d/development.txt
+       pip3 install -e .
 
     - name: Perform CodeQL Analysis
       uses: github/codeql-action/analyze@v1