Merge pull request #11622 from mehrdada/shellckec

Fix tools/run_tests/helper_scripts/*.sh to pass shellcheck

20 files changed, 92 insertions, 92 deletions

diff --git a/tools/run_tests/helper_scripts/build_csharp.sh b/tools/run_tests/helper_scripts/build_csharp.sh
index ec0a441f56..c6bee82b44 100755
--- a/tools/run_tests/helper_scripts/build_csharp.sh
+++ b/tools/run_tests/helper_scripts/build_csharp.sh
@@ -15,12 +15,12 @@
 
 set -ex
 
-cd $(dirname $0)/../../../src/csharp
+cd "$(dirname "$0")/../../../src/csharp"
 
 if [ "$CONFIG" == "gcov" ]
 then
   # overriding NativeDependenciesConfigurationUnix makes C# project pick up the gcov flavor of grpc_csharp_ext
-  dotnet build --configuration $MSBUILD_CONFIG /p:NativeDependenciesConfigurationUnix=gcov Grpc.sln
+  dotnet build --configuration "$MSBUILD_CONFIG" /p:NativeDependenciesConfigurationUnix=gcov Grpc.sln
 else
-  dotnet build --configuration $MSBUILD_CONFIG Grpc.sln
+  dotnet build --configuration "$MSBUILD_CONFIG" Grpc.sln
 fi
diff --git a/tools/run_tests/helper_scripts/build_php.sh b/tools/run_tests/helper_scripts/build_php.sh
index 856e5b6865..443be34fa0 100755
--- a/tools/run_tests/helper_scripts/build_php.sh
+++ b/tools/run_tests/helper_scripts/build_php.sh
@@ -18,9 +18,9 @@ set -ex
 CONFIG=${CONFIG:-opt}
 
 # change to grpc repo root
-cd $(dirname $0)/../../..
+cd "$(dirname "$0")/../../.."
 
-root=`pwd`
+root=$(pwd)
 export GRPC_LIB_SUBDIR=libs/$CONFIG
 export CFLAGS="-Wno-parentheses-equality"
 
@@ -30,8 +30,8 @@ cd src/php
 cd ext/grpc
 phpize
 if [ "$CONFIG" != "gcov" ] ; then
-  ./configure --enable-grpc=$root
+  ./configure --enable-grpc="$root"
 else
-  ./configure --enable-grpc=$root --enable-coverage
+  ./configure --enable-grpc="$root" --enable-coverage
 fi
 make
diff --git a/tools/run_tests/helper_scripts/build_python.sh b/tools/run_tests/helper_scripts/build_python.sh
index e3620821f3..b809fe012f 100755
--- a/tools/run_tests/helper_scripts/build_python.sh
+++ b/tools/run_tests/helper_scripts/build_python.sh
@@ -16,13 +16,13 @@
 set -ex
 
 # change to grpc repo root
-cd $(dirname $0)/../../..
+cd "$(dirname "$0")/../../.."
 
 ##########################
 # Portability operations #
 ##########################
 
-PLATFORM=`uname -s`
+PLATFORM=$(uname -s)
 
 function is_msys() {
   if [ "${PLATFORM/MSYS}" != "$PLATFORM" ]; then
@@ -64,7 +64,7 @@ function venv() {
 # Path to python executable within a virtual environment depending on the
 # system.
 function venv_relative_python() {
-  if [ $(is_mingw) ]; then
+  if [ "$(is_mingw)" ]; then
     echo 'Scripts/python.exe'
   else
     echo 'bin/python'
@@ -73,7 +73,7 @@ function venv_relative_python() {
 
 # Distutils toolchain to use depending on the system.
 function toolchain() {
-  if [ $(is_mingw) ]; then
+  if [ "$(is_mingw)" ]; then
     echo 'mingw32'
   else
     echo 'unix'
@@ -97,17 +97,17 @@ function script_realpath() {
 ####################
 
 PYTHON=${1:-python2.7}
-VENV=${2:-$(venv $PYTHON)}
+VENV=${2:-$(venv "$PYTHON")}
 VENV_RELATIVE_PYTHON=${3:-$(venv_relative_python)}
 TOOLCHAIN=${4:-$(toolchain)}
 
-if [ $(is_msys) ]; then
+if [ "$(is_msys)" ]; then
   echo "MSYS doesn't directly provide the right compiler(s);"
   echo "switch to a MinGW shell."
   exit 1
 fi
 
-ROOT=`pwd`
+ROOT=$(pwd)
 export CFLAGS="-I$ROOT/include -std=gnu99 -fno-wrapv $CFLAGS"
 export GRPC_PYTHON_BUILD_WITH_CYTHON=1
 export LANG=en_US.UTF-8
@@ -117,7 +117,7 @@ export LANG=en_US.UTF-8
 HOST_PYTHON=${HOST_PYTHON:-python}
 
 # If ccache is available on Linux, use it.
-if [ $(is_linux) ]; then
+if [ "$(is_linux)" ]; then
   # We're not on Darwin (Mac OS X)
   if [ -x "$(command -v ccache)" ]; then
     if [ -x "$(command -v gcc)" ]; then
@@ -137,46 +137,46 @@ fi
 # it's possible that the virtualenv is still usable and we trust the tester to
 # be able to 'figure it out' instead of us e.g. doing potentially expensive and
 # unnecessary error recovery by `rm -rf`ing the virtualenv.
-($PYTHON -m virtualenv $VENV ||
- $HOST_PYTHON -m virtualenv -p $PYTHON $VENV ||
+($PYTHON -m virtualenv "$VENV" ||
+ $HOST_PYTHON -m virtualenv -p "$PYTHON" "$VENV" ||
  true)
-VENV_PYTHON=`script_realpath "$VENV/$VENV_RELATIVE_PYTHON"`
+VENV_PYTHON=$(script_realpath "$VENV/$VENV_RELATIVE_PYTHON")
 
 # pip-installs the directory specified. Used because on MSYS the vanilla Windows
 # Python gets confused when parsing paths.
 pip_install_dir() {
-  PWD=`pwd`
-  cd $1
-  ($VENV_PYTHON setup.py build_ext -c $TOOLCHAIN || true)
+  PWD=$(pwd)
+  cd "$1"
+  ($VENV_PYTHON setup.py build_ext -c "$TOOLCHAIN" || true)
   $VENV_PYTHON -m pip install --no-deps .
-  cd $PWD
+  cd "$PWD"
 }
 
 $VENV_PYTHON -m pip install --upgrade pip==9.0.1
 $VENV_PYTHON -m pip install setuptools
 $VENV_PYTHON -m pip install cython
 $VENV_PYTHON -m pip install six enum34 protobuf futures
-pip_install_dir $ROOT
+pip_install_dir "$ROOT"
 
-$VENV_PYTHON $ROOT/tools/distrib/python/make_grpcio_tools.py
-pip_install_dir $ROOT/tools/distrib/python/grpcio_tools
+$VENV_PYTHON "$ROOT/tools/distrib/python/make_grpcio_tools.py"
+pip_install_dir "$ROOT/tools/distrib/python/grpcio_tools"
 
 # Build/install health checking
-$VENV_PYTHON $ROOT/src/python/grpcio_health_checking/setup.py preprocess
-$VENV_PYTHON $ROOT/src/python/grpcio_health_checking/setup.py build_package_protos
-pip_install_dir $ROOT/src/python/grpcio_health_checking
+$VENV_PYTHON "$ROOT/src/python/grpcio_health_checking/setup.py" preprocess
+$VENV_PYTHON "$ROOT/src/python/grpcio_health_checking/setup.py" build_package_protos
+pip_install_dir "$ROOT/src/python/grpcio_health_checking"
 
 # Build/install reflection
-$VENV_PYTHON $ROOT/src/python/grpcio_reflection/setup.py preprocess
-$VENV_PYTHON $ROOT/src/python/grpcio_reflection/setup.py build_package_protos
-pip_install_dir $ROOT/src/python/grpcio_reflection
+$VENV_PYTHON "$ROOT/src/python/grpcio_reflection/setup.py" preprocess
+$VENV_PYTHON "$ROOT/src/python/grpcio_reflection/setup.py" build_package_protos
+pip_install_dir "$ROOT/src/python/grpcio_reflection"
 
 # Install testing
-pip_install_dir $ROOT/src/python/grpcio_testing
+pip_install_dir "$ROOT/src/python/grpcio_testing"
 
 # Build/install tests
 $VENV_PYTHON -m pip install coverage==4.4 oauth2client==4.1.0 \
                             google-auth==1.0.0 requests==2.14.2
-$VENV_PYTHON $ROOT/src/python/grpcio_tests/setup.py preprocess
-$VENV_PYTHON $ROOT/src/python/grpcio_tests/setup.py build_package_protos
-pip_install_dir $ROOT/src/python/grpcio_tests
+$VENV_PYTHON "$ROOT/src/python/grpcio_tests/setup.py" preprocess
+$VENV_PYTHON "$ROOT/src/python/grpcio_tests/setup.py" build_package_protos
+pip_install_dir "$ROOT/src/python/grpcio_tests"
diff --git a/tools/run_tests/helper_scripts/build_python_msys2.sh b/tools/run_tests/helper_scripts/build_python_msys2.sh
index 4c54f1c472..f388b4bf96 100644
--- a/tools/run_tests/helper_scripts/build_python_msys2.sh
+++ b/tools/run_tests/helper_scripts/build_python_msys2.sh
@@ -15,7 +15,7 @@
 
 set -ex
 
-BUILD_PYTHON=`realpath "$(dirname $0)/build_python.sh"`
+BUILD_PYTHON=$(realpath "$(dirname "$0")/build_python.sh")
 export MSYSTEM=$1
 shift 1
-bash --login $BUILD_PYTHON "$@"
+bash --login "$BUILD_PYTHON" "$@"
diff --git a/tools/run_tests/helper_scripts/build_ruby.sh b/tools/run_tests/helper_scripts/build_ruby.sh
index a9267e10f0..b15a8639d9 100755
--- a/tools/run_tests/helper_scripts/build_ruby.sh
+++ b/tools/run_tests/helper_scripts/build_ruby.sh
@@ -19,7 +19,7 @@ set -ex
 export GRPC_CONFIG=${CONFIG:-opt}
 
 # change to grpc's ruby directory
-cd $(dirname $0)/../../..
+cd "$(dirname "$0")/../../.."
 
 rm -rf ./tmp
 rake compile
diff --git a/tools/run_tests/helper_scripts/bundle_install_wrapper.sh b/tools/run_tests/helper_scripts/bundle_install_wrapper.sh
index 27b8fced7b..ab31dd5c80 100755
--- a/tools/run_tests/helper_scripts/bundle_install_wrapper.sh
+++ b/tools/run_tests/helper_scripts/bundle_install_wrapper.sh
@@ -17,9 +17,9 @@
 set -ex
 
 # change to grpc repo root
-cd $(dirname $0)/../../..
+cd "$(dirname "$0")/../../.."
 
-SYSTEM=`uname | cut -f 1 -d_`
+SYSTEM=$(uname | cut -f 1 -d_)
 
 if [ "$SYSTEM" == "Darwin" ] ; then
   # Workaround for crash during bundle install
diff --git a/tools/run_tests/helper_scripts/post_tests_c.sh b/tools/run_tests/helper_scripts/post_tests_c.sh
index a4a8f44dca..e4ab203543 100755
--- a/tools/run_tests/helper_scripts/post_tests_c.sh
+++ b/tools/run_tests/helper_scripts/post_tests_c.sh
@@ -17,14 +17,14 @@ set -ex
 
 if [ "$CONFIG" != "gcov" ] ; then exit ; fi
 
-root=$(readlink -f $(dirname $0)/../../..)
+root=$(readlink -f "$(dirname "$0")/../../..")
 out=$root/reports/c_cxx_coverage
 tmp1=$(mktemp)
 tmp2=$(mktemp)
-cd $root
-lcov --capture --directory . --output-file $tmp1
-lcov --extract $tmp1 "$root/src/*" "$root/include/*" --output-file $tmp2
-genhtml $tmp2 --output-directory $out
-rm $tmp2
-rm $tmp1
+cd "$root"
+lcov --capture --directory . --output-file "$tmp1"
+lcov --extract "$tmp1" "$root/src/*" "$root/include/*" --output-file "$tmp2"
+genhtml "$tmp2" --output-directory "$out"
+rm "$tmp2"
+rm "$tmp1"
 
diff --git a/tools/run_tests/helper_scripts/post_tests_csharp.sh b/tools/run_tests/helper_scripts/post_tests_csharp.sh
index f92ea00293..6473dfd015 100755
--- a/tools/run_tests/helper_scripts/post_tests_csharp.sh
+++ b/tools/run_tests/helper_scripts/post_tests_csharp.sh
@@ -18,7 +18,7 @@ set -ex
 if [ "$CONFIG" != "gcov" ] ; then exit ; fi
 
 # change to gRPC repo root
-cd $(dirname $0)/../../..
+cd "$(dirname "$0")/../../.."
 
 # Generate the csharp extension coverage report
 gcov objs/gcov/src/csharp/ext/*.o
diff --git a/tools/run_tests/helper_scripts/post_tests_php.sh b/tools/run_tests/helper_scripts/post_tests_php.sh
index 8ebc1e4fae..b23e4bd113 100755
--- a/tools/run_tests/helper_scripts/post_tests_php.sh
+++ b/tools/run_tests/helper_scripts/post_tests_php.sh
@@ -17,15 +17,15 @@ set -ex
 
 if [ "$CONFIG" != "gcov" ] ; then exit ; fi
 
-root=$(readlink -f $(dirname $0)/../../..)
+root=$(readlink -f "$(dirname "$0")/../../..")
 out=$root/reports/php_ext_coverage
 tmp1=$(mktemp)
 tmp2=$(mktemp)
-cd $root
-lcov --capture --directory . --output-file $tmp1
-lcov --extract $tmp1 "$root/src/php/ext/grpc/*" --output-file $tmp2
-genhtml $tmp2 --output-directory $out
-rm $tmp2
-rm $tmp1
+cd "$root"
+lcov --capture --directory . --output-file "$tmp1"
+lcov --extract "$tmp1" "$root/src/php/ext/grpc/*" --output-file "$tmp2"
+genhtml "$tmp2" --output-directory "$out"
+rm "$tmp2"
+rm "$tmp1"
 
 # todo(mattkwong): generate coverage report for php and copy to reports/php
diff --git a/tools/run_tests/helper_scripts/post_tests_python.sh b/tools/run_tests/helper_scripts/post_tests_python.sh
index 071e81af7d..bca9b20ecc 100755
--- a/tools/run_tests/helper_scripts/post_tests_python.sh
+++ b/tools/run_tests/helper_scripts/post_tests_python.sh
@@ -18,7 +18,7 @@ set -ex
 if [ "$CONFIG" != "gcov" ] ; then exit ; fi
 
 # change to directory of Python coverage files
-cd $(dirname $0)/../../../src/python/grpcio_tests/
+cd "$(dirname "$0")/../../../src/python/grpcio_tests/"
 
 coverage combine .
 coverage html -i -d ./../../../reports/python
diff --git a/tools/run_tests/helper_scripts/post_tests_ruby.sh b/tools/run_tests/helper_scripts/post_tests_ruby.sh
index a0b0736f53..f086001524 100755
--- a/tools/run_tests/helper_scripts/post_tests_ruby.sh
+++ b/tools/run_tests/helper_scripts/post_tests_ruby.sh
@@ -17,15 +17,15 @@ set -ex
 
 if [ "$CONFIG" != "gcov" ] ; then exit ; fi
 
-root=$(readlink -f $(dirname $0)/../../..)
+root=$(readlink -f "$(dirname "$0")/../../..")
 out=$root/reports/ruby_ext_coverage
 tmp1=$(mktemp)
 tmp2=$(mktemp)
-cd $root
-lcov --capture --directory . --output-file $tmp1
-lcov --extract $tmp1 "$root/src/ruby/*" --output-file $tmp2
-genhtml $tmp2 --output-directory $out
-rm $tmp2
-rm $tmp1
+cd "$root"
+lcov --capture --directory . --output-file "$tmp1"
+lcov --extract "$tmp1" "$root/src/ruby/*" --output-file "$tmp2"
+genhtml "$tmp2" --output-directory "$out"
+rm "$tmp2"
+rm "$tmp1"
 
-cp -rv $root/coverage $root/reports/ruby
+cp -rv "$root/coverage" "$root/reports/ruby"
diff --git a/tools/run_tests/helper_scripts/pre_build_cmake.sh b/tools/run_tests/helper_scripts/pre_build_cmake.sh
index 0300cd8a55..bb36588bcc 100755
--- a/tools/run_tests/helper_scripts/pre_build_cmake.sh
+++ b/tools/run_tests/helper_scripts/pre_build_cmake.sh
@@ -15,10 +15,10 @@
 
 set -ex
 
-cd $(dirname $0)/../../..
+cd "$(dirname "$0")/../../.."
 
 mkdir -p cmake/build
 cd cmake/build
 
 # MSBUILD_CONFIG's values are suitable for cmake as well
-cmake -DgRPC_BUILD_TESTS=ON -DCMAKE_BUILD_TYPE=${MSBUILD_CONFIG} ../..
+cmake -DgRPC_BUILD_TESTS=ON -DCMAKE_BUILD_TYPE="${MSBUILD_CONFIG}" ../..
diff --git a/tools/run_tests/helper_scripts/pre_build_csharp.sh b/tools/run_tests/helper_scripts/pre_build_csharp.sh
index e2aeddcd7a..f9f5440a61 100755
--- a/tools/run_tests/helper_scripts/pre_build_csharp.sh
+++ b/tools/run_tests/helper_scripts/pre_build_csharp.sh
@@ -16,6 +16,6 @@
 set -ex
 
 # cd to gRPC csharp directory
-cd $(dirname $0)/../../../src/csharp
+cd "$(dirname "$0")/../../../src/csharp"
 
 dotnet restore Grpc.sln
diff --git a/tools/run_tests/helper_scripts/pre_build_ruby.sh b/tools/run_tests/helper_scripts/pre_build_ruby.sh
index d68f7e9ff5..b5740963ee 100755
--- a/tools/run_tests/helper_scripts/pre_build_ruby.sh
+++ b/tools/run_tests/helper_scripts/pre_build_ruby.sh
@@ -19,6 +19,6 @@ set -ex
 export GRPC_CONFIG=${CONFIG:-opt}
 
 # change to grpc repo root
-cd $(dirname $0)/../../..
+cd "$(dirname "$0")/../../.."
 
 tools/run_tests/helper_scripts/bundle_install_wrapper.sh
diff --git a/tools/run_tests/helper_scripts/run_grpc-node.sh b/tools/run_tests/helper_scripts/run_grpc-node.sh
index 25f149f579..747aae7fd5 100755
--- a/tools/run_tests/helper_scripts/run_grpc-node.sh
+++ b/tools/run_tests/helper_scripts/run_grpc-node.sh
@@ -17,12 +17,12 @@
 # to this reference
 
 # cd to gRPC root directory
-cd $(dirname $0)/../../..
+cd "$(dirname "$0")/../../.."
 
-CURRENT_COMMIT=$(git rev-parse --verify HEAD)
+CURRENT_COMMIT="$(git rev-parse --verify HEAD)"
 
 rm -rf ./../grpc-node
 git clone --recursive https://github.com/grpc/grpc-node ./../grpc-node
 cd ./../grpc-node
 
-./test-grpc-submodule.sh $CURRENT_COMMIT
+./test-grpc-submodule.sh "$CURRENT_COMMIT"
diff --git a/tools/run_tests/helper_scripts/run_lcov.sh b/tools/run_tests/helper_scripts/run_lcov.sh
index c7b2cfea62..9d8b6793fc 100755
--- a/tools/run_tests/helper_scripts/run_lcov.sh
+++ b/tools/run_tests/helper_scripts/run_lcov.sh
@@ -15,17 +15,17 @@
 
 set -ex
 
-out=$(readlink -f ${1:-coverage})
+out=$(readlink -f "${1:-coverage}")
 
-root=$(readlink -f $(dirname $0)/../../..)
+root=$(readlink -f "$(dirname "$0")/../../..")
 shift || true
 tmp=$(mktemp)
-cd $root
-tools/run_tests/run_tests.py -c gcov -l c c++ $@ || true
-lcov --capture --directory . --output-file $tmp
-genhtml $tmp --output-directory $out
-rm $tmp
+cd "$root"
+tools/run_tests/run_tests.py -c gcov -l c c++ "$@" || true
+lcov --capture --directory . --output-file "$tmp"
+genhtml "$tmp" --output-directory "$out"
+rm "$tmp"
 if which xdg-open > /dev/null
 then
-  xdg-open file://$out/index.html
+  xdg-open "file://$out/index.html"
 fi
diff --git a/tools/run_tests/helper_scripts/run_python.sh b/tools/run_tests/helper_scripts/run_python.sh
index 90f28c8ba8..bcfe3a6577 100755
--- a/tools/run_tests/helper_scripts/run_python.sh
+++ b/tools/run_tests/helper_scripts/run_python.sh
@@ -16,15 +16,15 @@
 set -ex
 
 # change to grpc repo root
-cd $(dirname $0)/../../..
+cd "$(dirname "$0")/../../.."
 
-PYTHON=`realpath "${1:-py27/bin/python}"`
+PYTHON=$(realpath "${1:-py27/bin/python}")
 
-ROOT=`pwd`
+ROOT=$(pwd)
 
-$PYTHON $ROOT/src/python/grpcio_tests/setup.py test_lite
+$PYTHON "$ROOT/src/python/grpcio_tests/setup.py" test_lite
 
-mkdir -p $ROOT/reports
-rm -rf $ROOT/reports/python-coverage
-(mv -T $ROOT/htmlcov $ROOT/reports/python-coverage) || true
+mkdir -p "$ROOT/reports"
+rm -rf "$ROOT/reports/python-coverage"
+(mv -T "$ROOT/htmlcov" "$ROOT/reports/python-coverage") || true
 
diff --git a/tools/run_tests/helper_scripts/run_ruby.sh b/tools/run_tests/helper_scripts/run_ruby.sh
index 4bd7d743c1..4e9c212877 100755
--- a/tools/run_tests/helper_scripts/run_ruby.sh
+++ b/tools/run_tests/helper_scripts/run_ruby.sh
@@ -16,6 +16,6 @@
 set -ex
 
 # change to grpc repo root
-cd $(dirname $0)/../../..
+cd "$(dirname "$0")/../../.."
 
 rake
diff --git a/tools/run_tests/helper_scripts/run_ruby_end2end_tests.sh b/tools/run_tests/helper_scripts/run_ruby_end2end_tests.sh
index 5cfab14fee..195544200a 100755
--- a/tools/run_tests/helper_scripts/run_ruby_end2end_tests.sh
+++ b/tools/run_tests/helper_scripts/run_ruby_end2end_tests.sh
@@ -16,7 +16,7 @@
 set -ex
 
 # change to grpc repo root
-cd $(dirname $0)/../../..
+cd "$(dirname "$0")/../../.."
 
 EXIT_CODE=0
 ruby src/ruby/end2end/sig_handling_driver.rb || EXIT_CODE=1
diff --git a/tools/run_tests/helper_scripts/run_tests_in_workspace.sh b/tools/run_tests/helper_scripts/run_tests_in_workspace.sh
index 529dc0444a..790c041881 100755
--- a/tools/run_tests/helper_scripts/run_tests_in_workspace.sh
+++ b/tools/run_tests/helper_scripts/run_tests_in_workspace.sh
@@ -19,15 +19,15 @@
 # newly created workspace)
 set -ex
 
-cd $(dirname $0)/../../..
-export repo_root=$(pwd)
+cd "$(dirname "$0")/../../.."
+export repo_root="$(pwd)"
 
 rm -rf "${WORKSPACE_NAME}"
 git clone . "${WORKSPACE_NAME}"
 # clone gRPC submodules, use data from locally cloned submodules where possible
+# shellcheck disable=SC2016,SC1004
 git submodule foreach 'cd "${repo_root}/${WORKSPACE_NAME}" \
     && git submodule update --init --reference ${repo_root}/${name} ${name}'
 
 echo "Running run_tests.py in workspace ${WORKSPACE_NAME}" 
-python "${WORKSPACE_NAME}/tools/run_tests/run_tests.py" $@
-
+python "${WORKSPACE_NAME}/tools/run_tests/run_tests.py" "$@"