Adds gh actions pipeline (#891)

.github/workflows/build-package.yml

@@ -0,0 +1,88 @@
+name: Build Package
+
+env:
+  TRAVIS: "true"
+on:
+  push:
+    branches:
+      - "**"
+
+  workflow_dispatch:
+
+jobs:
+  build_package:
+    name: Build package
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        PGVERSION:
+          - 10
+          - 11
+          - 12
+          - 13
+          - 14
+        TEST:
+          - multi
+          - single
+          - monitor
+          - ssl
+        include:
+          - PGVERSION: 14
+            TEST: tablespaces
+            DOCKERTEST: true
+          - PGVERSION: 14
+            TEST: tablespaces
+            LINTING: true
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+      - name: Set environment variables
+        run: |
+            echo "PGVERSION=${{ matrix.PGVERSION }}" >> $GITHUB_ENV
+            echo "TEST=${{ matrix.TEST }}" >> $GITHUB_ENV
+            echo "DOCKERTEST=${{ matrix.DOCKERTEST }}" >> $GITHUB_ENV
+            echo "LINTING=${{ matrix.LINTING }}" >> $GITHUB_ENV
+            echo "TRAVIS_BUILD_DIR=$(pwd)" >> $GITHUB_ENV
+
+      - name: Clone and install tools branch
+        run: |
+
+          gcc --version
+          git clone -b v0.7.22 --depth 1 https://github.com/citusdata/tools.git ../tools
+          sudo make -C ../tools install
+      - name: Pre Install steps
+        run: |
+          if [ -z "${LINTING}" ]; then setup_apt; fi
+          if [ -z "${LINTING}" ]; then nuke_pg; fi
+          python --version
+          python3 --version
+          sudo apt-get install liblz4-1 liblz4-dev bridge-utils python3-pip python3-nose python3-psycopg2 libxslt1-dev
+          sudo apt-get install libkrb5-dev python3-setuptools
+          sudo -H pip3 install pyroute2>=0.5.17
+          pip3 install --user black
+      - name: Install steps
+        run: |
+         if [ -n "${LINTING}" ]; then install_uncrustify; fi
+         if [ -n "${LINTING}" ]; then rm -rf uncrustify*; fi
+         if [ -z "${LINTING}" ]; then install_pg; fi
+         if [ -z "${LINTING}" ]; then install_custom_pg; fi
+         env
+         if [ -z "${LINTING}" ]; then pg_config; fi
+         if [ -z "${LINTING}" ]; then PATH=`pg_config --bindir`:$PATH which pg_ctl; fi
+      - name: Script steps
+        run: |
+          echo "Travis build dir: ${TRAVIS_BUILD_DIR}"
+          if [ -n "${LINTING}" ]; then citus_indent --check; fi
+          if [ -n "${LINTING}" ]; then black --check .; fi
+          if [ -n "${LINTING}" ]; then ci/banned.h.sh; fi
+          if [ -z "${LINTING}"] && [ -z "$DOCKERTEST" ]; then make -j5 CFLAGS=-Werror; fi
+          if [ -z "${LINTING}"] && [ -z "$DOCKERTEST" ]; then sudo make install; fi
+          if [ -z "${LINTING}"] && [ -z "$DOCKERTEST" ]; then PATH=`pg_config --bindir`:$PATH make test; fi
+          set +e
+          if [ -n "${LINTING}"] && [ -n "$DOCKERTEST" ]; then make test; fi
+          set -e
+
+      - name: After script steps
+        run: |
+          if [ -n "${LINTING}"] && [ -n "$DOCKERTEST" ]; then make -C tests/tablespaces teardown; fi