add travis CI

.travis.yaml

@@ -0,0 +1,11 @@
+sudo: required
+dist: bionic
+addons:
+  apt:
+    update: true
+    packages:
+      - cmake-3.14
+install:
+  - source $TRAVIS_BUILD_DIR/ci/travis/install_dependency.sh
+script:
+  - $TRAVIS_BUILD_DIR/ci/travis/travis_build.sh

ci/scripts/build.sh

@@ -0,0 +1,123 @@
+#!/bin/bash
+
+set -ex
+
+SOURCE="${BASH_SOURCE[0]}"
+while [ -h "$SOURCE" ]; do # resolve $SOURCE until the file is no longer a symlink
+  DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
+  SOURCE="$(readlink "$SOURCE")"
+  [[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE" # if $SOURCE was a relative symlink, we need to resolve it relative to the path where the symlink file was located
+done
+SCRIPTS_DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
+
+MILVUS_CORE_DIR="${SCRIPTS_DIR}/../../core"
+CORE_BUILD_DIR="${MILVUS_CORE_DIR}/cmake_build"
+BUILD_TYPE="Debug"
+BUILD_UNITTEST="OFF"
+INSTALL_PREFIX="/opt/milvus"
+BUILD_COVERAGE="OFF"
+USE_JFROG_CACHE="OFF"
+RUN_CPPLINT="OFF"
+CUDA_COMPILER=/usr/local/cuda/bin/nvcc
+
+while getopts "o:t:b:ulcjh" arg
+do
+        case $arg in
+             o)
+                INSTALL_PREFIX=$OPTARG
+                ;;
+             t)
+                BUILD_TYPE=$OPTARG # BUILD_TYPE
+                ;;
+             b)
+                CORE_BUILD_DIR=$OPTARG # CORE_BUILD_DIR
+                ;;
+             u)
+                echo "Build and run unittest cases" ;
+                BUILD_UNITTEST="ON";
+                ;;
+             l)
+                RUN_CPPLINT="ON"
+                ;;
+             c)
+                BUILD_COVERAGE="ON"
+                ;;
+             j)
+                USE_JFROG_CACHE="ON"
+                ;;
+             h) # help
+                echo "
+
+parameter:
+-o: install prefix(default: /opt/milvus)
+-t: build type(default: Debug)
+-b: core code build directory
+-u: building unit test options(default: OFF)
+-l: run cpplint, clang-format and clang-tidy(default: OFF)
+-c: code coverage(default: OFF)
+-j: use jfrog cache build directory(default: OFF)
+-h: help
+
+usage:
+./build.sh -o \${INSTALL_PREFIX} -t \${BUILD_TYPE} -b \${CORE_BUILD_DIR} [-u] [-l] [-c] [-j] [-h]
+                "
+                exit 0
+                ;;
+             ?)
+                echo "ERROR! unknown argument"
+        exit 1
+        ;;
+        esac
+done
+
+if [[ ! -d ${CORE_BUILD_DIR} ]]; then
+    mkdir ${CORE_BUILD_DIR}
+fi
+
+pushd ${CORE_BUILD_DIR}
+
+# remove make cache since build.sh -l use default variables
+# force update the variables each time
+make rebuild_cache
+
+CMAKE_CMD="cmake \
+-DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX}
+-DCMAKE_BUILD_TYPE=${BUILD_TYPE} \
+-DCMAKE_CUDA_COMPILER=${CUDA_COMPILER} \
+-DBUILD_UNIT_TEST=${BUILD_UNITTEST} \
+-DBUILD_COVERAGE=${BUILD_COVERAGE} \
+-DUSE_JFROG_CACHE=${USE_JFROG_CACHE} \
+${MILVUS_CORE_DIR}"
+echo ${CMAKE_CMD}
+${CMAKE_CMD}
+
+if [[ ${RUN_CPPLINT} == "ON" ]]; then
+    # cpplint check
+    make lint
+    if [ $? -ne 0 ]; then
+        echo "ERROR! cpplint check failed"
+        exit 1
+    fi
+    echo "cpplint check passed!"
+
+    # clang-format check
+    make check-clang-format
+    if [ $? -ne 0 ]; then
+        echo "ERROR! clang-format check failed"
+        exit 1
+    fi
+    echo "clang-format check passed!"
+
+#    # clang-tidy check
+#    make check-clang-tidy
+#    if [ $? -ne 0 ]; then
+#        echo "ERROR! clang-tidy check failed"
+#        rm -f CMakeCache.txt
+#        exit 1
+#    fi
+#    echo "clang-tidy check passed!"
+else
+    # compile and build
+    make -j8 || exit 1
+    make install || exit 1
+fi

ci/travis/install_dependency.sh

@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+
+set -ex
+
+wget -P /tmp https://apt.repos.intel.com/intel-gpg-keys/GPG-PUB-KEY-INTEL-SW-PRODUCTS-2019.PUB
+
+sudo apt-key add /tmp/GPG-PUB-KEY-INTEL-SW-PRODUCTS-2019.PUB
+
+echo "deb https://apt.repos.intel.com/mkl all main" | \
+  sudo tee /etc/apt/sources.list.d/intel-mkl.list
+
+sudo apt-get update -qq
+
+sudo apt-get install -y -q --no-install-recommends \
+  flex \
+  bison \
+  gfortran \
+  lsb-core \
+  libtool \
+  automake \
+  pkg-config \
+  libboost-filesystem-dev \
+  libboost-system-dev \
+  libboost-regex-dev \
+  intel-mkl-gnu-2019.4-243 \
+  intel-mkl-core-2019.4-243  \
+  libmysqlclient-dev \
+  clang-format-6.0 \
+  clang-tidy-6.0 \
+  lcov
+
+sudo ln -s /usr/lib/x86_64-linux-gnu/libmysqlclient.so \
+  /usr/lib/x86_64-linux-gnu/libmysqlclient_r.so
+
+export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:/opt/intel/compilers_and_libraries_2019.4.243/linux/mkl/lib/intel64

ci/travis/travis_build.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+set -ex
+
+source $TRAVIS_BUILD_DIR/ci/travis/travis_env_common.sh
+
+only_library_mode=no
+
+while true; do
+    case "$1" in
+	--only-library)
+	    only_library_mode=yes
+	    shift ;;
+	*) break ;;
+    esac
+done
+
+BUILD_COMMON_FLAGS="-t ${MILVUS_BUILD_TYPE} -o ${MILVUS_INSTALL_PREFIX} -b ${MILVUS_BUILD_DIR}"
+
+if [ $only_library_mode == "yes" ]; then
+  ${TRAVIS_BUILD_DIR}/ci/scripts/build.sh ${BUILD_COMMON_FLAGS}
+else
+  ${TRAVIS_BUILD_DIR}/ci/scripts/build.sh ${BUILD_COMMON_FLAGS} -u -c
+fi

ci/travis/travis_env_common.sh

@@ -0,0 +1,10 @@
+export MILVUS_CORE_DIR=${TRAVIS_BUILD_DIR}/core
+export MILVUS_BUILD_DIR=${TRAVIS_BUILD_DIR}/core/cmake_build
+export MILVUS_INSTALL_PREFIX=/opt/milvus
+export MILVUS_TRAVIS_COVERAGE=${MILVUS_TRAVIS_COVERAGE:=0}
+
+if ["$MILVUS_TRAVIS_COVERAGE" == "1"]; then
+  export MILVUS_CPP_COVERAGE_FILE=${TRAVIS_BUILD_DIR}/output_new.info
+fi
+
+export MILVUS_BUILD_TYPE=${MILVUS_BUILD_TYPE:=Release}