87 lines
3.3 KiB
PowerShell
87 lines
3.3 KiB
PowerShell
#Requires -Version 5.1
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Set-StrictMode -Version Latest
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$ErrorActionPreference = 'Stop'
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$ScriptDir = Split-Path -Parent $MyInvocation.MyCommand.Definition
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$BasePath = (Resolve-Path "$ScriptDir\..\.." ).Path
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$DeployDir = "$BasePath\deploy"
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$EnvExampleFile = "$DeployDir\.env.example"
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$EnvFile = "$DeployDir\.env"
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if (-not (Test-Path $EnvExampleFile)) {
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Write-Error "Missing required file: $EnvExampleFile"
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exit 1
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}
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if (-not (Test-Path $EnvFile)) {
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Write-Host "deploy\.env not found, creating from .env.example"
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Copy-Item $EnvExampleFile $EnvFile
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}
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# Load key=value pairs from a .env file into a hashtable (last value wins)
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function Read-EnvFile([string]$Path) {
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$map = @{}
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foreach ($line in (Get-Content $Path)) {
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if ($line -match '^\s*#' -or $line.Trim() -eq '') { continue }
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$idx = $line.IndexOf('=')
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if ($idx -lt 1) { continue }
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$map[$line.Substring(0, $idx).Trim()] = $line.Substring($idx + 1)
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}
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return $map
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}
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# Expand ${VAR} placeholders in a template string using the provided env hashtable
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function Expand-Template([string]$Text, [hashtable]$Env) {
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return [regex]::Replace($Text, '\$\{([A-Z0-9_]+)\}', {
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param($m)
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$key = $m.Groups[1].Value
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if ($Env.ContainsKey($key)) { $Env[$key] } else { '' }
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})
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}
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# Render a template file to an output path, substituting ${VAR} with env values
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function Render-Template([string]$Template, [string]$Output, [hashtable]$Env) {
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if (-not (Test-Path $Template)) {
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Write-Error "Template not found: $Template"
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return
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}
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$outDir = Split-Path -Parent $Output
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if (-not (Test-Path $outDir)) { New-Item -ItemType Directory -Force -Path $outDir | Out-Null }
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# If a directory exists at the output path, back it up
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if (Test-Path $Output -PathType Container) {
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$backup = "$Output.backup.$([DateTimeOffset]::UtcNow.ToUnixTimeSeconds())"
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Move-Item $Output $backup
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Write-Host "Detected directory at $Output, moved to $backup"
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}
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$content = Get-Content $Template -Raw
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$rendered = Expand-Template $content $Env
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[System.IO.File]::WriteAllText($Output, $rendered)
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}
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# Merge example defaults then overlay with actual .env values
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$env_map = Read-EnvFile $EnvExampleFile
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foreach ($kv in (Read-EnvFile $EnvFile).GetEnumerator()) {
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$env_map[$kv.Key] = $kv.Value
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}
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$templateMappings = @(
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@{ Template = "$BasePath\backend\config.toml.tmpl"; Output = "$BasePath\backend\config.toml" }
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@{ Template = "$BasePath\frontend\nginx.conf.tmpl"; Output = "$BasePath\frontend\nginx.conf" }
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@{ Template = "$DeployDir\nginx\nginx.conf.tmpl"; Output = "$DeployDir\nginx\nginx.conf" }
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@{ Template = "$DeployDir\nginx\conf.d\default.conf.tmpl"; Output = "$DeployDir\nginx\conf.d\default.conf" }
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@{ Template = "$DeployDir\redis\redis.conf.tmpl"; Output = "$DeployDir\redis\redis.conf" }
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@{ Template = "$DeployDir\rabbitmq\rabbitmq.conf.tmpl"; Output = "$DeployDir\rabbitmq\rabbitmq.conf" }
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)
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Write-Host "Rendering configuration files from templates..."
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foreach ($m in $templateMappings) {
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Render-Template $m.Template $m.Output $env_map
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$rel = $m.Output.Replace("$BasePath\", '')
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Write-Host " - $rel"
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}
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Write-Host "Configuration preparation completed!"
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