Github CI: add one to test OpenMPI

Author: wkliao

.github/workflows/default_openmpi.yml

@@ -0,0 +1,78 @@
+name: OpenMPI Default Installed on Github
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  end_to_end_regression:
+    strategy:
+      matrix:
+        platform: [ubuntu-latest]
+    runs-on: ${{ matrix.platform }}
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install dependencies
+        run: |
+          sudo apt-get update -y
+          sudo apt-get install openmpi-bin openmpi-common libopenmpi-dev
+      - name: Dump OpenMPI info
+        run: |
+          ompi_info --param io       ompio --level 9
+          ompi_info --param fcoll    all --level 9
+          ompi_info --param fs       all --level 9
+          ompi_info --param fbtl     all --level 9
+          ompi_info --param sharedfp all --level 9
+      - name: Initialize Darshan
+        run: |
+          git submodule update --init
+          autoreconf -i
+      - name: Install Darshan
+        run: |
+          export DARSHAN_ROOT=$PWD
+          export DARSHAN_LOG_PATH=$PWD/darshan_logs
+          export DARSHAN_INSTALL_PREFIX=$PWD/darshan_install
+          export DARSHAN_BUILD=$PWD/darshan_build
+          mkdir -p $DARSHAN_LOG_PATH $DARSHAN_BUILD
+          cd $DARSHAN_BUILD
+          $DARSHAN_ROOT/configure --prefix=$DARSHAN_INSTALL_PREFIX \
+                                  --silent \
+                                  --with-log-path=$DARSHAN_LOG_PATH \
+                                  --with-jobid-env=NONE \
+                                  CC=mpicc RUNTIME_CC=mpicc UTIL_CC=gcc
+          make -s LIBTOOLFLAGS=--silent V=1 -j8
+          make -s install
+      - name: make check with NP=2
+        if: ${{ always() }}
+        run: |
+          cd darshan_build
+          make check NP=2
+      - name: Dump test log files
+        if: ${{ always() }}
+        run: |
+          cat darshan_build/darshan-runtime/test/tst_runs.log
+
+      - name: make check with NP=4
+        if: ${{ always() }}
+        run: |
+          cd darshan_build
+          make check NP=4
+      - name: Dump test log files
+        if: ${{ always() }}
+        run: |
+          cat darshan_build/darshan-runtime/test/tst_runs.log
+
+      - name: make check with NP=4 and export DARSHAN_LOGHINTS=""
+        if: ${{ always() }}
+        run: |
+          cd darshan_build
+          export DARSHAN_LOGHINTS=""
+          make check NP=4
+      - name: Dump test log files
+        if: ${{ always() }}
+        run: |
+          cat darshan_build/darshan-runtime/test/tst_runs.log