Implement CVS fetcher (#23212)

Spack packages can now fetch versions from CVS repositories. Note
this fetch mechanism is unsafe unless using :extssh:. Most public
CVS repositories use an insecure protocol implemented as part of CVS.

1 files changed, 13 insertions, 10 deletions

diff --git a/.github/workflows/unit_tests.yaml b/.github/workflows/unit_tests.yaml
index 1cc60f593a..6d5901edd1 100644
--- a/.github/workflows/unit_tests.yaml
+++ b/.github/workflows/unit_tests.yaml
@@ -39,7 +39,7 @@ jobs:
         python-version: 3.9
     - name: Install Python packages
       run: |
-        pip install --upgrade pip six setuptools flake8 mypy>=0.800 black types-six
+        pip install --upgrade pip six setuptools flake8 mypy>=0.800 black types-six types-python-dateutil
     - name: Setup git configuration
       run: |
         # Need this for the git tests to succeed.
@@ -62,7 +62,7 @@ jobs:
         sudo apt-get install -y coreutils ninja-build graphviz
     - name: Install Python packages
       run: |
-        pip install --upgrade pip six setuptools
+        pip install --upgrade pip six setuptools python-dateutil
         pip install --upgrade -r lib/spack/docs/requirements.txt
     - name: Build documentation
       run: |
@@ -129,14 +129,15 @@ jobs:
       run: |
           sudo apt-get -y update
           # Needed for unit tests
-          sudo apt-get install -y coreutils gfortran graphviz gnupg2 mercurial
-          sudo apt-get install -y ninja-build patchelf
+          sudo apt-get -y install \
+              coreutils cvs gfortran graphviz gnupg2 mercurial  ninja-build \
+              patchelf
           # Needed for kcov
           sudo apt-get -y install cmake binutils-dev libcurl4-openssl-dev
           sudo apt-get -y install zlib1g-dev libdw-dev libiberty-dev
     - name: Install Python packages
       run: |
-          pip install --upgrade pip six setuptools codecov coverage
+          pip install --upgrade pip python-dateutil six setuptools codecov coverage
     - name: Setup git configuration
       run: |
           # Need this for the git tests to succeed.
@@ -200,7 +201,7 @@ jobs:
           sudo apt-get -y install zlib1g-dev libdw-dev libiberty-dev
     - name: Install Python packages
       run: |
-          pip install --upgrade pip six setuptools codecov coverage
+          pip install --upgrade pip six setuptools codecov coverage python-dateutil
     - name: Setup git configuration
       run: |
           # Need this for the git tests to succeed.
@@ -286,7 +287,7 @@ jobs:
       shell: runuser -u spack-test -- bash {0}
       run: |
           source share/spack/setup-env.sh
-          spack unit-test -k 'not svn and not hg' -x --verbose
+          spack unit-test -k 'not cvs and not svn and not hg' -x --verbose
   # Test for the clingo based solver (using clingo-cffi)
   clingo-cffi:
     needs: [ validate, style, documentation, changes ]
@@ -302,8 +303,9 @@ jobs:
       run: |
           sudo apt-get -y update
           # Needed for unit tests
-          sudo apt-get install -y coreutils gfortran graphviz gnupg2 mercurial
-          sudo apt-get install -y ninja-build patchelf
+          sudo apt-get -y install \
+              coreutils cvs gfortran graphviz gnupg2 mercurial ninja-build \
+              patchelf
           # Needed for kcov
           sudo apt-get -y install cmake binutils-dev libcurl4-openssl-dev
           sudo apt-get -y install zlib1g-dev libdw-dev libiberty-dev
@@ -320,7 +322,7 @@ jobs:
           make -C ${KCOV_ROOT}/build && sudo  make -C ${KCOV_ROOT}/build install
     - name: Install Python packages
       run: |
-          pip install --upgrade pip six setuptools codecov coverage clingo
+          pip install --upgrade pip six setuptools codecov coverage clingo python-dateutil
     - name: Setup git configuration
       run: |
           # Need this for the git tests to succeed.
@@ -365,6 +367,7 @@ jobs:
           pip install --upgrade pip six setuptools
           pip install --upgrade codecov coverage
           pip install --upgrade flake8 pep8-naming mypy
+          pip install --upgrade python-dateutil
     - name: Setup Homebrew packages
       run: |
         brew install dash fish gcc gnupg2 kcov