ci: replace Travis with GitHub Actions

Change-Id: Id9f6bc462115c1c49f02b8b75d65304f777e0ffd

.github/workflows/ci.yml

@@ -0,0 +1,68 @@
+name: CI
+on:
+  push:
+    paths-ignore:
+      - 'docs/**'
+      - '*.md'
+      - '.mailmap'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  linux:
+    name: ${{ matrix.compiler }} on ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        compiler: [g++-8, g++-9, g++-10, g++-11,
+                   clang++-7, clang++-8, clang++-9, clang++-10, clang++-11, clang++-12]
+        os: [ubuntu-20.04]
+        include:
+          - compiler: g++-7
+            os: ubuntu-18.04
+          - compiler: clang++-5.0
+            os: ubuntu-18.04
+          - compiler: clang++-6.0
+            os: ubuntu-18.04
+    runs-on: ${{ matrix.os }}
+    env:
+      CXX: ${{ matrix.compiler }}
+      NODE_LABELS: Linux Ubuntu
+      WAF_JOBS: 2
+    steps:
+      - name: Install C++ compiler
+        run: |
+          sudo apt-get -qy install ${CXX/clang++/clang}
+          ${CXX} --version
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Build and test
+        run: ./.jenkins
+
+  macos:
+    name: Xcode ${{ matrix.xcode }} on ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        xcode: ['11.3', '11.7', '12.4']
+        os: [macos-10.15]
+        include:
+          - xcode: '12.5'
+            os: macos-11
+          - xcode: '13'
+            os: macos-11
+    runs-on: ${{ matrix.os }}
+    env:
+      NODE_LABELS: OSX
+      WAF_JOBS: 3
+    steps:
+      - name: Set up Xcode
+        uses: maxim-lobanov/setup-xcode@v1
+        with:
+          xcode-version: ${{ matrix.xcode }}
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Build and test
+        run: ./.jenkins

.github/workflows/docs.yml

@@ -0,0 +1,36 @@
+name: Docs
+on:
+  push:
+    paths-ignore:
+      - '*.md'
+      - '.mailmap'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [macos-11, ubuntu-20.04]
+    runs-on: ${{ matrix.os }}
+    env:
+      JOB_NAME: Docs
+      WAF_JOBS: 3
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Install dependencies
+        run: |
+          case ${RUNNER_OS} in
+            Linux) export NODE_LABELS="Linux Ubuntu" ;;
+            macOS) export NODE_LABELS="OSX" ;;
+          esac
+          find .jenkins.d/ -type f -name '[1-9]*.sh' -exec chmod -x '{}' +
+          ./.jenkins
+      - name: Build documentation
+        run: |
+          ./waf --color=yes configure
+          ./waf --color=yes docs

.jenkins

@@ -2,31 +2,25 @@
 set -e
 source .jenkins.d/util.sh
 
+if has Linux $NODE_LABELS; then
+    export PATH="${HOME}/.local/bin${PATH:+:}${PATH}"
+fi
 export CACHE_DIR=${CACHE_DIR:-/tmp}
 export WAF_JOBS=${WAF_JOBS:-1}
 [[ $JOB_NAME == *"code-coverage" ]] && export DISABLE_ASAN=yes
 
-nanos() {
-    # Cannot use date(1) because macOS does not support %N format specifier
-    python3 -c 'import time; print(int(time.time() * 1e9))'
-}
-
 for file in .jenkins.d/*; do
     [[ -f $file && -x $file ]] || continue
 
-    if [[ -n $TRAVIS ]]; then
+    if [[ -n $GITHUB_ACTIONS ]]; then
         label=$(basename "$file" | sed -E 's/[[:digit:]]+-(.*)\..*/\1/')
-        echo -ne "travis_fold:start:${label}\r"
-        echo -ne "travis_time:start:${label}\r"
-        start=$(nanos)
+        echo "::group::${label}"
     fi
 
     echo "\$ $file"
     "$file"
 
-    if [[ -n $TRAVIS ]]; then
-        finish=$(nanos)
-        echo -ne "travis_time:end:${label}:start=${start},finish=${finish},duration=$((finish-start)),event=${label}\r"
-        echo -ne "travis_fold:end:${label}\r"
+    if [[ -n $GITHUB_ACTIONS ]]; then
+        echo "::endgroup::"
     fi
 done

.jenkins.d/00-deps.sh

@@ -3,13 +3,13 @@ set -ex
 
 if has OSX $NODE_LABELS; then
     FORMULAE=(boost openssl pkg-config)
-    if has OSX-10.13 $NODE_LABELS || has OSX-10.14 $NODE_LABELS; then
-        FORMULAE+=(python)
+    if [[ $JOB_NAME == *"Docs" ]]; then
+        FORMULAE+=(doxygen graphviz)
     fi
 
-    if [[ -n $TRAVIS ]]; then
-        # Travis images come with a large number of pre-installed
-        # brew packages, don't waste time upgrading all of them
+    if [[ -n $GITHUB_ACTIONS ]]; then
+        # GitHub Actions runners have a large number of pre-installed
+        # Homebrew packages. Don't waste time upgrading all of them.
         brew list --versions "${FORMULAE[@]}" || brew update
         for FORMULA in "${FORMULAE[@]}"; do
             brew list --versions "$FORMULA" || brew install "$FORMULA"
@@ -23,12 +23,23 @@ if has OSX $NODE_LABELS; then
         brew cleanup
     fi
 
+    if [[ $JOB_NAME == *"Docs" ]]; then
+        pip3 install --upgrade --upgrade-strategy=eager sphinx sphinxcontrib-doxylink
+    fi
+
 elif has Ubuntu $NODE_LABELS; then
     sudo apt-get -qq update
     sudo apt-get -qy install build-essential pkg-config python3-minimal \
                              libboost-all-dev libssl-dev libsqlite3-dev
 
-    if [[ $JOB_NAME == *"code-coverage" ]]; then
-        sudo apt-get -qy install gcovr lcov
-    fi
+    case $JOB_NAME in
+        *code-coverage)
+            sudo apt-get -qy install lcov python3-pip
+            pip3 install --user --upgrade --upgrade-strategy=eager 'gcovr~=5.0'
+            ;;
+        *Docs)
+            sudo apt-get -qy install doxygen graphviz python3-pip
+            pip3 install --user --upgrade --upgrade-strategy=eager sphinx sphinxcontrib-doxylink
+            ;;
+    esac
 fi

.jenkins.d/09-cleanup.sh

@@ -5,4 +5,4 @@ PROJ=PSync
 
 sudo rm -fr /usr/local/include/"$PROJ"
 sudo rm -f /usr/local/lib{,64}/lib"$PROJ"*
-sudo rm -f /usr/local/lib{,64}/pkgconfig/"$PROJ".pc
+sudo rm -f /usr/local/lib{,64}/pkgconfig/{,lib}"$PROJ".pc

.jenkins.d/30-coverage.sh

@@ -2,22 +2,19 @@
 set -ex
 
 if [[ $JOB_NAME == *"code-coverage" ]]; then
+    # Generate a detailed HTML report using lcov
     lcov --quiet \
          --capture \
          --directory . \
+         --exclude "$PWD/tests/*" \
          --no-external \
          --rc lcov_branch_coverage=1 \
-         --output-file build/coverage-with-tests.info
-
-    lcov --quiet \
-         --remove build/coverage-with-tests.info "$PWD/tests/*" \
-         --rc lcov_branch_coverage=1 \
          --output-file build/coverage.info
 
     genhtml --branch-coverage \
             --demangle-cpp \
             --legend \
-            --output-directory build/coverage \
+            --output-directory build/lcov \
             --title "PSync unit tests" \
             build/coverage.info
 fi

.travis.yml

@@ -1,106 +0,0 @@
-version: ~> 1.0
-language: cpp
-os: linux
-dist: bionic
-
-arch:
-  - amd64
-  - arm64
-  - ppc64le
-  - s390x
-
-env:
-  - COMPILER=g++-7
-  - COMPILER=g++-9
-  - COMPILER=clang++-6.0
-  - COMPILER=clang++-9
-
-jobs:
-  include:
-    # Linux
-    - env: COMPILER=g++-8
-    - env: COMPILER=clang++-5.0
-    - env: COMPILER=clang++-7
-    - env: COMPILER=clang++-8
-    - env: COMPILER=clang++-10
-    - env: COMPILER=clang++-11
-    - env: COMPILER=clang++-12
-
-    # macOS
-    - os: osx
-      osx_image: xcode9.4
-      env: # default compiler
-    - os: osx
-      osx_image: xcode10.1
-      env: # default compiler
-    - os: osx
-      osx_image: xcode10.3
-      env: # default compiler
-    - os: osx
-      osx_image: xcode11.3
-      env: # default compiler
-    - os: osx
-      osx_image: xcode11.6
-      env: # default compiler
-    - os: osx
-      osx_image: xcode12
-      env: # default compiler
-
-  allow_failures:
-    - arch: s390x # bug 4818
-    - env: COMPILER=clang++-12
-
-  fast_finish: true
-
-before_install:
-  - |
-    : Adding apt repositories
-    case ${COMPILER} in
-      g++-9)
-        # https://launchpad.net/~ubuntu-toolchain-r/+archive/ubuntu/test/+packages
-        travis_retry sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
-        travis_retry sudo apt-get -qq update
-        ;;
-      clang++-1?)
-        # https://apt.llvm.org/
-        LLVM_REPO=${COMPILER/clang++/llvm-toolchain-${TRAVIS_DIST}}
-        travis_retry wget -nv -O - "https://apt.llvm.org/llvm-snapshot.gpg.key" | sudo apt-key add -
-        travis_retry sudo add-apt-repository -y "deb http://apt.llvm.org/${TRAVIS_DIST}/ ${LLVM_REPO%-12} main"
-        travis_retry sudo apt-get -qq update
-        ;;
-    esac
-
-install:
-  - |
-    : Installing C++ compiler
-    if [[ -n ${COMPILER} ]]; then
-      travis_retry sudo apt-get -qy install ${COMPILER/clang++/clang}
-    fi
-
-before_script:
-  - |
-    : Setting environment variables
-    if [[ -n ${COMPILER} ]]; then
-      export CXX=${COMPILER}
-    fi
-    case ${TRAVIS_OS_NAME} in
-      linux)  export NODE_LABELS="Linux Ubuntu Ubuntu-18.04" ;;
-      osx)    export NODE_LABELS="OSX OSX-$(sw_vers -productVersion | cut -d . -f -2)" ;;
-    esac
-    export WAF_JOBS=2
-  - |
-    : Enabling workarounds
-    case "${TRAVIS_CPU_ARCH},${COMPILER}" in
-      ppc64le,g++-7)
-        # AddressSanitizer does not seem to be working
-        export DISABLE_ASAN=yes
-        ;;
-      *,clang++-8)
-        # https://bugs.llvm.org/show_bug.cgi?id=40808
-        export DISABLE_ASAN=yes
-        ;;
-    esac
-  - ${CXX:-c++} --version
-
-script:
-  - ./.jenkins

README.md

@@ -1,8 +1,9 @@
 # PSync: Partial and Full Synchronization Library for NDN
 
-![Language](https://img.shields.io/badge/C%2B%2B-14-blue.svg)
-[![Build Status](https://travis-ci.org/named-data/PSync.svg?branch=master)](https://travis-ci.org/named-data/PSync)
-![Latest Version](https://img.shields.io/github/tag/named-data/PSync.svg?color=darkkhaki&label=latest%20version)
+[![CI](https://github.com/named-data/PSync/actions/workflows/ci.yml/badge.svg)](https://github.com/named-data/PSync/actions/workflows/ci.yml)
+[![Docs](https://github.com/named-data/PSync/actions/workflows/docs.yml/badge.svg)](https://github.com/named-data/PSync/actions/workflows/docs.yml)
+![Language](https://img.shields.io/badge/C%2B%2B-14-blue)
+![Latest version](https://img.shields.io/github/v/tag/named-data/PSync?label=Latest%20version)
 
 The PSync library implements the
 [PSync protocol](https://named-data.net/wp-content/uploads/2017/05/scalable_name-based_data_synchronization.pdf).