Second phase of CI which downloads and rebuilds our dependencies

azure-pipelines.yml

           call "C:\\Program Files (x86)\\Microsoft Visual Studio\\2019\\Enterprise\\Common7\\Tools\\vsdevcmd" -arch=x64 || exit 1
           echo Executing Build and Tests
           python -m pip install pytest pytest-xdist
-          python -u tools/ci.py -B download --cxx cl.exe -T tools\\msvc.dds || exit 1
+          python -u tools/ci.py -B download --cxx cl.exe -T tools\\msvc.dds -T2 tools\\msvc.p2.dds || exit 1
         displayName: Full CI
       - publish: _build/dds.exe
         artifact: DDS Executable - Windows VS2019
           sudo apt install -y python3-minimal g++-8
           python3 -m pip install pytest pytest-xdist
         displayName: Prepare System
-      - script: python3 -u tools/ci.py -B download --cxx g++-8 -T tools/gcc-8.dds
+      - script: python3 -u tools/ci.py -B download --cxx g++-8 -T tools/gcc-8.dds -T2 tools/gcc-8.p2.dds
         displayName: Full CI
       - publish: _build/dds
         artifact: DDS Executable - Linux
       - script: |
           set -eu
           python3 -m pip install pytest pytest-xdist
-          python3 -u tools/ci.py -B download --cxx g++-8 -T tools/gcc-8.dds
+          python3 -u tools/ci.py -B download --cxx g++-8 -T tools/gcc-8.dds -T2 tools/gcc-8.p2.dds
         displayName: Build and Run Unit Tests
       - publish: _build/dds
         artifact: DDS Executable - macOS

tools/ci.py

 
 from self_build import self_build
 from self_deps_get import self_deps_get
+from self_deps_build import self_deps_build
 from dds_ci import paths, proc
 
 
 class CIOptions(NamedTuple):
     cxx: Path
     toolchain: str
+    toolchain_2: str
 
 
 def _do_bootstrap_build(opts: CIOptions) -> None:
         '-T',
         help='The toolchain to use for the CI process',
         required=True)
+    parser.add_argument(
+        '--toolchain-2',
+        '-T2',
+        help='Toolchain for the second-phase self-test',
+        required=True)
     args = parser.parse_args(argv)
 
-    opts = CIOptions(cxx=Path(args.cxx), toolchain=args.toolchain)
+    opts = CIOptions(
+        cxx=Path(args.cxx),
+        toolchain=args.toolchain,
+        toolchain_2=args.toolchain_2)
 
     if args.bootstrap_with == 'build':
         _do_bootstrap_build(opts)
     else:
         assert False, 'impossible'
 
-    proc.check_run(
-        paths.PREBUILT_DDS,
-        'deps',
-        'build',
-        ('-T', opts.toolchain),
-        ('--repo-dir', paths.EMBEDDED_REPO_DIR),
-    )
-
     proc.check_run(
         paths.PREBUILT_DDS,
         'build',
 
     if paths.SELF_TEST_REPO_DIR.exists():
         shutil.rmtree(paths.SELF_TEST_REPO_DIR)
+
     self_deps_get(paths.CUR_BUILT_DDS, paths.SELF_TEST_REPO_DIR)
+    self_deps_build(paths.CUR_BUILT_DDS, opts.toolchain_2,
+                    paths.SELF_TEST_REPO_DIR,
+                    paths.PROJECT_ROOT / 'remote.dds')
+    proc.check_run(
+        paths.CUR_BUILT_DDS,
+        'build',
+        '--full',
+        '-T',
+        opts.toolchain_2,
+        ('--lm-index', paths.BUILD_DIR / 'INDEX.lmi'),
+    )
 
-    return pytest.main(['-v', '--durations=10'])
+    return pytest.main(['-v', '--durations=10', '-n4'])
 
 
 if __name__ == "__main__":

tools/gcc-8.p2.dds

+Compiler-ID: GNU
+C++-Version: C++17
+C++-Compiler: g++-8
+Flags: -fconcepts -Werror=return-type
+Flags: -D SPDLOG_COMPILED_LIB
+Optimize: True

tools/msvc.p2.dds

+Compiler-ID: MSVC
+Flags: /experimental:preprocessor /D SPDLOG_COMPILED_LIB /wd5105 /std:c++latest
+Link-Flags: rpcrt4.lib
+Optimize: True