build.sh

#!/usr/bin/env bash

build_date=`date +"%Y%m%d_%H%M"`
export BUILD_DATE=$build_date
##########################################################################
# Custom bootstrapper for Cake on Linux with .NET Core 3.1
#########################################################################


# Define directories.
SCRIPT_DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
TOOLS_DIR=$SCRIPT_DIR/tools
TOOLS_PROJ=$TOOLS_DIR/tools.csproj
DEFAULT_CAKE_VERSION=1.0.0
NETCOREFRAMEWORKSDK3=net6.0

if [[ "$CAKE_VERSION" = "" ]]; then
    CAKE_VERSION=${DEFAULT_CAKE_VERSION}
fi

CAKE_DLL=$TOOLS_DIR/Cake.CoreCLR.$CAKE_VERSION/cake.coreclr/$CAKE_VERSION/Cake.dll

# Define md5sum or md5 depending on Linux/OSX
MD5_EXE=
if [[ "$(uname -s)" == "Darwin" ]]; then
    MD5_EXE="md5 -r"
else
    MD5_EXE="md5sum"
fi

# Define default arguments.
SCRIPT="build.cake"
TARGET="Default"
CONFIGURATION="Release"
VERBOSITY="verbose"
DRYRUN=
EXCLUSIVE=
SHOW_VERSION=false
SCRIPT_ARGUMENTS=()

# Parse arguments.
for i in "$@"; do
    case $1 in
        -t|--target) TARGET="$2"; shift ;;
        -c|--configuration) CONFIGURATION="$2"; shift ;;
        -v|--verbosity) VERBOSITY="$2"; shift ;;
        -d|--dryrun) DRYRUN="-dryrun" ;;
        --) shift; SCRIPT_ARGUMENTS+=("$@"); break ;;
        *) SCRIPT_ARGUMENTS+=("$1") ;;
    esac
    shift
done

# Output cake version warning
echo "Running with Cake.CoreCLR '$CAKE_VERSION'. The version needs to be manually updated in the build script or set as environment variable CAKE_VERSION."

# Make sure the tools folder exist.
if [[ ! -d "$TOOLS_DIR" ]]; then
  mkdir "$TOOLS_DIR"
fi

# Make sure .NET Core is installed
if ! [[ -x "$(command -v dotnet)" ]]; then
    echo ".NET Core SDK needs to be installed"
fi
export DOTNET_SKIP_FIRST_TIME_EXPERIENCE=1
export DOTNET_CLI_TELEMETRY_OPTOUT=1
dotnet --info

NETCOREFRAMEWORK=$NETCOREFRAMEWORKSDK3

# Restore Cake.CoreCLR
if [[ ! -f "$CAKE_DLL" ]]; then
    if [[ ! -f "$TOOLS_PROJ" ]]; then
        echo "Creating dummy dotnet project"
        dotnet new classlib -f $NETCOREFRAMEWORK -o $TOOLS_DIR
    fi
    dotnet add "$TOOLS_DIR" package Cake.CoreCLR -v "$CAKE_VERSION" --package-directory $TOOLS_DIR/Cake.CoreCLR.$CAKE_VERSION
fi

# Make sure that Cake has been installed.
if [[ ! -f "$CAKE_DLL" ]]; then
    echo "Could not find Cake DLL at '$CAKE_DLL'."
    exit 1
fi

# Start Cake
if ${SHOW_VERSION}; then
    exec dotnet "$CAKE_DLL" --version
else
    echo "Running:" 
    echo "Configuration: $CONFIGURATION"  
    echo "Target: $TARGET"  
    echo "EXCLUSIVE: ${EXCLUSIVE}"  
#    echo "Args: ${SCRIPT_ARGUMENTS[@]}"  
    dotnet "$CAKE_DLL" $SCRIPT --verbosity=$VERBOSITY --configuration=$CONFIGURATION --target=$TARGET ${EXCLUSIVE} $DRYRUN ${SCRIPT_ARGUMENTS[@]}
fi