wmake.ps1

<#
   Copyright 2021 The Erigon Authors
   This file is part of Erigon.

   Erigon is free software: you can redistribute it and/or modify
   it under the terms of the GNU Lesser General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   Erigon is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
   GNU Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public License
   along with Erigon. If not, see <http://www.gnu.org/licenses/>.
#>

Param(
    [Parameter(Position=0, 
    HelpMessage="Enter the build target")]
    [Alias("target")]
    [ValidateSet(
        "clean",
        "db-tools",
        "devnet",
        "downloader",
        "erigon",
        "evm",
        "hack",
        "integration",
        "observer",
        "pics",
        "rpcdaemon",
        "rpctest",
        "sentry",
        "state",
        "test",
        "test-integration",
        "txpool",
        "all"
    )]
    [string[]]$BuildTargets=@("erigon", "rpcdaemon", "sentry", "downloader", "integration"),
    [switch]$WnoSubmoduleUpdate
)

# Sanity checks on $BuildTargets
if ($BuildTargets.Count -gt 1) {
    
    # "all" target must be alone
    if ($BuildTargets.Contains("all")) {
        Write-Host @"

  Error ! Target "all" must be set alone.

"@
        exit 1
    }

    # "clean" target must be alone
    if ($BuildTargets.Contains("clean")) {
        Write-Host @"

  Error ! Target "clean" must be set alone.

"@
        exit 1
    }

}

if ($BuildTargets[0] -eq "all") {
    $BuildTargets = @(
        "devnet",
        "downloader",
        "erigon",
        "evm",
        "hack",
        "integration",
        "observer",
        "pics",
        "rpcdaemon",
        "rpctest",
        "sentry",
        "state",
        "txpool"
    )
}

# ====================================================================
# Messages texts
# ====================================================================

$headerText = @"

 ------------------------------------------------------------------------------
  Erigon's wmake.ps1 : Selected target(s) $($BuildTargets -join " ")
 ------------------------------------------------------------------------------
 
"@

$chocolateyErrorText = @"

 Requirement Error.
 For this script to run properly you need to install
 chocolatey [https://chocolatey.org/] with the following
 mandatory components: 

 - cmake
 - make
 - mingw

"@

$chocolateyPathErrorText = @"

 Environment PATH Error.
 Chocolatey install has been detected but the environment
 variable PATH does not include a full path to its binaries
 Please amend your setup and ensure the following
 chocolatey directory is properly inserted into your PATH
 environment variable.

"@

$privilegeErrorText = @"

 Privileges Error !
 You must run this script with Administrator privileges

"@

# ====================================================================
# Functions
# ====================================================================

# -----------------------------------------------------------------------------
# Function 		: Get-Env
# -----------------------------------------------------------------------------
# Description	: Retrieves a value from a provided named environment var
# Returns       : $null / var value (if exists)
# -----------------------------------------------------------------------------
function Get-Env {
    param ([string]$varName = $(throw "A variable name must be provided"))
    $result = Get-ChildItem env: | Where-Object {$_.Name -ieq $varName}
    if (-not $result) {
        Write-Output $null
    } else {
        Write-Output $result.Value
    }
}

# -----------------------------------------------------------------------------
# Function 		: Get-Uninstall-Item
# -----------------------------------------------------------------------------
# Description	: Try get uninstall key for given item pattern
# Returns       : object
# -----------------------------------------------------------------------------
function Get-Uninstall-Item {
    param ([string]$pattern = $(throw "A search pattern must be provided"))    
    
    # Trying to get the enumerable of all installed programs using Get-ItemProperty may cause 
    # exceptions due to possible garbage values inserted into the registry by installers.
    # Specifically an invalid cast exception throws when registry keys contain invalid DWORD data. 
    # See https://github.com/PowerShell/PowerShell/issues/9552
    # Due to this all items must be parsed one by one

    $Private:regUninstallPath = "HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall\"
    $Private:result = $null
    Get-ChildItem -Path $regUninstallPath | ForEach-Object {
        if(-not $result) {
            $item = Get-ItemProperty -Path $_.pspath
            if ($item.DisplayName -imatch $pattern) {
                $result = $item
                # DO NOT use break
            }
        }
    }
    Write-Output $result
}

# -----------------------------------------------------------------------------
# Function 		: Test-GO-Installed
# -----------------------------------------------------------------------------
# Description	: Checks whether or not GO language is installed
# Returns       : $true / $false
# -----------------------------------------------------------------------------
function Test-GO-Installed {
    param ([string]$MinVersion = "" )

    $Private:GOcmd = (Get-Command -CommandType Application -ErrorAction SilentlyContinue "go.exe")
    if ($Private:GOcmd -eq $null) {
        Write-Host @"

  Error !
  Could not locate GO language binary executable go.exe
  Either you don't have GO installed or GO binary directory (usually C:\Program Files\Go\bin\) is not
  properly listed in your PATH environment variable.
  If the first please visit https://golang.org/dl/ and download the appropriate installer.
  If the latter please edit your PATH environment variable ad add the Go binary directory.
       
"@
        return $false

    } 
    
    # Go version is not detected by Get-Command hence we need to query for it
    $Private:tmpstr = [string]@(go.exe version)
    if ($Private:tmpstr -match '\d{1,}\.\d{1,}(.\d{1,})?') {
        $Private:GOversion = [Version]::Parse($matches[0])
        Write-Host " Found GO version $Private:GOversion"
        if ($MinVersion -ne "") {
            
            $Private:GOMinversion = [Version]::Parse($MinVersion)
            if ($Private:GOversion -lt $Private:GOMinversion) {
                Write-Host @"

  Error !
  Minimum GO version required is $Private:GOMinversion

"@
                return $false
            }
        }
        return $true
    }

    Write-Host @"

    Error !
    Could not detect GO version installed
  
"@
    return $false

}

# -----------------------------------------------------------------------------
# Function 		: Test-Git-Installed
# -----------------------------------------------------------------------------
# Description	: Checks whether or not Git is installed
# Returns       : $true / $false
# -----------------------------------------------------------------------------
function Test-Git-Installed {
    param ([string]$MinVersion = "" )

    $Private:GITcmd = (Get-Command -CommandType Application -ErrorAction SilentlyContinue "git.exe")
    if ($Private:GITcmd -eq $null) {
        Write-Host @"

  Error !
  Could not locate git command utility git.exe
  Either you don't have GIT installed or GIT binary directory (usually C:\Program Files\Git\cmd\) is not
  properly listed in your PATH environment variable.
  If the first please visit https://git-scm.com/downloads and download the appropriate installer.
  If the latter please edit your PATH environment variable ad add the Git binary directory.
       
"@
        return $false

    } 
    
    # Go version is not detected by Get-Command hence we need to query for it
    $Private:tmpstr = [string]@(git.exe --version)
    if ($Private:tmpstr -match '\d{1,}\.\d{1,}(.\d{1,})?') {
        $Private:GITversion = [Version]::Parse($matches[0])
        Write-Host " Found GIT version $Private:GITversion"
        if ($MinVersion -ne "") {
            
            $Private:GITMinversion = [Version]::Parse($MinVersion)
            if ($Private:GITversion -lt $Private:GITMinversion) {
                Write-Host @"

  Error !
  Minimum GIT version required is $Private:GITMinversion

"@
                return $false
            }
        }
        return $true
    }

    Write-Host @"

    Error !
    Could not detect GIT version installed
  
"@
    return $false

    
}

# -----------------------------------------------------------------------------
# Function 		: Test-Choco-Installed
# -----------------------------------------------------------------------------
# Description	: Checks whether or not chocolatey is installed
# Returns       : $true / $false
# -----------------------------------------------------------------------------
function Test-Choco-Installed {
    ## Test Chocolatey Install
    $script:chocolateyPath = Get-Env "chocolateyInstall"
    if(-not $chocolateyPath) {
        Write-Host $chocolateyErrorText
        return $false
    }
    
    # Test Chocolatey bin directory is actually in %PATH%
    $script:chocolateyBinPath = (Join-Path $chocolateyPath "bin")
    $script:chocolateyBinPathInPath = $false
    $private:pathExpanded = $env:Path.Split(";")
    for($i=0; $i -lt $pathExpanded.Count; $i++){
        $pathItem = $pathExpanded[$i]
        if($pathItem -ieq $chocolateyBinPath){
            Write-Host " Found $($chocolateyBinPath) in PATH"
            $chocolateyBinPathInPath = $true
        }
    }
    if(!$chocolateyBinPathInPath) {
        Write-Host $chocolateyPathErrorText
        Write-Host $chocolateyBinPath
        return $false
    }
    
    ## Test Chocolatey Components
    $chocolateyHasCmake = $false
    $chocolateyHasMake = $false
    $chocolateyHasMingw = $false
    $chocolateyComponents = @(clist -l)

    for($i=0; $i -lt $chocolateyComponents.Count; $i++){
        $item = $chocolateyComponents[$i]
        if($item -imatch "^cmake\ [0-9]") {
            $chocolateyHasCmake = $true
            Write-Host " Found Chocolatey component $($item)"
        }
        if($item -imatch "^make\ [0-9]") {
            $chocolateyHasMake = $true
            Write-Host " Found Chocolatey component $($item)"
        }
        if($item -imatch "^mingw\ [0-9]") {
            $chocolateyHasMingw = $true
            Write-Host " Found Chocolatey component $($item)"
        }
    }

    If(!$chocolateyHasCmake -or !$chocolateyHasMake -or !$chocolateyHasMingw) {
        Write-Host $chocolateyErrorText
        return $false
    }

    Get-Command cmake.exe | Out-Null
    if (!($?)) {
        Write-Host @"
    
     Error !
     Though chocolatey cmake installation is found I could not get
     the cmake binary executable. Ensure cmake installation
     directory is properly inserted into your PATH
     environment variable.
     (Usually $(Join-Path $env:ProgramFiles "Cmake\bin"))
    
"@
        return $false
    }
    
    return $true
}

# ====================================================================
# Main
# ====================================================================

$Error.Clear()
$ErrorActionPreference = "SilentlyContinue"

Write-Host $headerText

Set-Variable -Name "MyContext" -Value ([hashtable]::Synchronized(@{})) -Scope Script
$MyContext.Name       = $MyInvocation.MyCommand.Name
$MyContext.Definition = $MyInvocation.MyCommand.Definition
$MyContext.Directory  = (Split-Path (Resolve-Path $MyInvocation.MyCommand.Definition) -Parent)
$MyContext.StartDir   = (Get-Location -PSProvider FileSystem).ProviderPath
$MyContext.WinVer     = (Get-WmiObject Win32_OperatingSystem).Version.Split(".")
$MyContext.PSVer      = [int]$PSVersionTable.PSVersion.Major

# ====================================================================
# ## Test requirements
# ====================================================================
Set-Location $MyContext.Directory

## Test we're a git cloned repo
if (!Test-Path -Path [string](Join-Path $MyContext.Directory "\.git") -PathType Directory) {
    Write-Host @"

  Error !
  Directory $MyContext.Directory does not seem to be a properly cloned Erigon repository
  Please clone it using 
  git clone --recurse-submodules -j8 https://github.com/erigontech/erigon.git

"@
    exit 1
}

## Test Git is installed
if(!(Test-Git-Installed)) { exit 1 }
    
## Test GO language is installed AND min version
if(!(Test-GO-Installed "1.21")) { exit 1 }

# Build erigon binaries
Set-Variable -Name "Erigon" -Value ([hashtable]::Synchronized(@{})) -Scope Script
$Erigon.Commit     = [string]@(git.exe rev-list -1 HEAD)
$Erigon.Branch     = [string]@(git.exe rev-parse --abbrev-ref HEAD)
$Erigon.Tag        = [string]@(git.exe describe --tags)

$Erigon.BuildTags = "nosqlite,noboltdb"
$Erigon.Package = "github.com/erigontech/erigon"

$Erigon.BuildFlags = "-trimpath -tags $($Erigon.BuildTags) -buildvcs=false -v"
$Erigon.BuildFlags += " -ldflags ""-X $($Erigon.Package)/params.GitCommit=$($Erigon.Commit) -X $($Erigon.Package)/params.GitBranch=$($Erigon.Branch) -X $($Erigon.Package)/params.GitTag=$($Erigon.Tag)"""

$Erigon.BinPath    = [string](Join-Path $MyContext.StartDir "\build\bin")
$env:CGO_CFLAGS = "-g -O2 -D__BLST_PORTABLE__"
$env:GOPRIVATE = "github.com/erigontech/silkworm-go"

New-Item -Path $Erigon.BinPath -ItemType Directory -Force | Out-Null
if(!$?) {
   Write-Host @" 

  Error ! You don't have write access to current folder.
  Check your permissions and retry.

"@
    exit 1
}

Write-Host @"

 Erigon Branch : $($Erigon.Branch)
 Erigon Tag    : $($Erigon.Tag)
 Erigon Commit : $($Erigon.Commit)

"@

if (!$WnoSubmoduleUpdate -and $BuildTargets[0] -ne "clean" -and ($BuildTargets.Contains("test") -or $BuildTargets.Contains("db-tools"))) {
    Write-Host " Updating git submodules ..."
    Invoke-Expression -Command "git.exe submodule update --init --recursive --force --quiet"
    if (!($?)) {
        Write-Host " ERROR : Update submodules failed"
        exit 1
    }
}

foreach($BuildTarget in $BuildTargets) {

## Choco components for building db-tools
if ($BuildTarget -eq "db-tools") {
    if(!(Test-choco-Installed)) {
        exit 1
    }

    $Erigon.MDBXSourcePath = [string](Join-Path $MyContext.StartDir "\libmdbx")
    if (!Test-Path -Path $Erigon.MDBXSourcePath -PathType Directory) {
        Write-Host @"

        Error ! Can't locate ""libmdbx"" folder
        Are you sure you have cloned the repository properly ?
"@
        exit 1
    }


    # Create build directory for mdbx and enter it
    $Erigon.MDBXBuildPath = [string](Join-Path $Erigon.BinPath "\mdbx")
    New-Item -Path $Erigon.MDBXBuildPath -ItemType Directory -Force | Out-Null
    Set-Location $Erigon.MDBXBuildPath

    Write-Host " Building db-tools ..."

    cmake -G "MinGW Makefiles" "$($Erigon.MDBXSourcePath)" `
    -D CMAKE_MAKE_PROGRAM:PATH=""$(Join-Path $chocolateyBinPath "make.exe")"" `
    -D CMAKE_C_COMPILER:PATH=""$(Join-Path $chocolateyBinPath "gcc.exe")"" `
    -D CMAKE_CXX_COMPILER:PATH=""$(Join-Path $chocolateyBinPath "g++.exe")"" `
    -D CMAKE_BUILD_TYPE:STRING="Release" `
    -D MDBX_BUILD_SHARED_LIBRARY:BOOL=OFF `
    -D MDBX_WITHOUT_MSVC_CRT:BOOOL=OFF `
    -D MDBX_BUILD_TIMESTAMP=unknown `
    -D MDBX_FORCE_ASSERTIONS:INT=0
    -D __BLST_PORTABLE__
    if($LASTEXITCODE) {
        Write-Host "An error has occurred while configuring MDBX"
        exit $LASTEXITCODE
    }    

    cmake --build .
    if($LASTEXITCODE -or !(Test-Path "mdbx_stat.exe" -PathType leaf) `
                     -or !(Test-Path "mdbx_chk.exe" -PathType leaf) `
                     -or !(Test-Path "mdbx_copy.exe" -PathType leaf) `
                     -or !(Test-Path "mdbx_dump.exe" -PathType leaf) `
                     -or !(Test-Path "mdbx_load.exe" -PathType leaf) `
                     -or !(Test-Path "mdbx_drop.exe" -PathType leaf) `
                     -or !(Test-Path "mdbx_test.exe" -PathType leaf)) {
        Write-Host "An error has occurred while building MDBX tools"
        exit $LASTEXITCODE
    }

    Set-Location $MyContext.Directory
    # Eventually move all mdbx_*.exe to ./build/bin directory
    Move-Item -Path "$($Erigon.MDBXBuildPath)/mdbx_*.exe" -Destination $Erigon.BinPath -Force

} elseif ($BuildTarget -eq "clean") {
    Write-Host " Cleaning ..."

    # Remove ./build/bin directory
    Remove-Item -Path "./build" -Recurse -Force

    # Clear go cache
    go.exe clean -cache

} elseif ($BuildTarget -eq "test") {
    Write-Host " Running tests ..."
    $env:GODEBUG = "cgocheck=0"
    $TestCommand = "go test $($Erigon.BuildFlags) -p 2 -tags=e4 ./..."
    Invoke-Expression -Command $TestCommand | Out-Host
    if (!($?)) {
        Write-Host " ERROR : Tests failed"
        Remove-Item Env:\GODEBUG
        exit 1
    } else {
        Write-Host "`n Tests completed"
        Remove-Item Env:\GODEBUG
    }

} elseif ($BuildTarget -eq "test-integration") {
    Write-Host " Running integration tests ..."
    $env:GODEBUG = "cgocheck=0"
    $TestCommand = "go test $($Erigon.BuildFlags) -p 2 --timeout 130m -tags=e4 ./..."
    Invoke-Expression -Command $TestCommand | Out-Host
    if (!($?)) {
        Write-Host " ERROR : Tests failed"
        exit 1
    } else {
        Write-Host "`n Tests completed"
    }

} else {

    # This has a naive assumption every target has a compilation unit wih same name

    Write-Host "`n Building $BuildTarget"
    $outExecutable = [string](Join-Path $Erigon.BinPath "$BuildTarget.exe")
    $BuildCommand = "go build $($Erigon.BuildFlags) -o ""$($outExecutable)"" ./cmd/$BuildTarget"
    $BuildCommand += ';$?'
    $success = Invoke-Expression -Command $BuildCommand
    if (-not $success) {
        Write-Host " ERROR : Could not build target $($BuildTarget)"
        exit 1
    } else {
        Write-Host "`n Built $($BuildTarget). Run $($outExecutable) to launch"
    }

}
}

# Return to origin folder
Set-Location $MyContext.StartDir