feat: 导入 MemRelay 初始源码

2026-09-23 21:40:46 +08:00
commit 0ade3bb318
167 changed files with 53511 additions and 0 deletions
@@ -0,0 +1,59 @@
+param(
+    [string]$ComposeFile = "compose.yaml",
+    [string]$DataPath = "./data",
+    [string]$OutputDirectory = "./backups"
+)
+
+$ErrorActionPreference = "Stop"
+$timestamp = (Get-Date).ToUniversalTime().ToString("yyyyMMddTHHmmssZ")
+$resolvedData = (Resolve-Path -LiteralPath $DataPath).Path
+$output = [System.IO.Path]::GetFullPath($OutputDirectory)
+New-Item -ItemType Directory -Force -Path $output | Out-Null
+$archive = Join-Path $output "memrelay-$timestamp.tar.gz"
+$manifest = Join-Path $output "memrelay-$timestamp.json"
+$archiveName = [System.IO.Path]::GetFileName($archive)
+$images = @(& docker compose -f $ComposeFile config --images)
+if ($LASTEXITCODE -ne 0) {
+    throw "Unable to read Compose image versions."
+}
+
+& docker compose -f $ComposeFile exec -T memrelay python -c `
+    "import os, sqlite3; p=os.path.join(os.environ.get('MEMRELAY_DATA_DIR', '/data/memrelay'), 'db', 'memrelay.sqlite3'); c=sqlite3.connect(p); print(c.execute('PRAGMA wal_checkpoint(TRUNCATE)').fetchone()); c.close()" | Out-Host
+if ($LASTEXITCODE -ne 0) {
+    throw "Unable to checkpoint the MemRelay database."
+}
+
+docker compose -f $ComposeFile stop | Out-Host
+if ($LASTEXITCODE -ne 0) {
+    throw "Unable to stop MemRelay services."
+}
+try {
+    & docker run --rm --user "1000:1000" `
+        --mount "type=bind,source=$resolvedData,target=/source,readonly" `
+        --mount "type=bind,source=$output,target=/backup" `
+        alpine:3.22 tar -czf "/backup/$archiveName" -C /source .
+    if ($LASTEXITCODE -ne 0) {
+        throw "Unable to create the backup archive."
+    }
+    $hash = (Get-FileHash -Algorithm SHA256 -LiteralPath $archive).Hash.ToLowerInvariant()
+    @{
+        product = "MemRelay"
+        created_at = (Get-Date).ToUniversalTime().ToString("o")
+        archive = $archiveName
+        sha256 = $hash
+        compose_file = $ComposeFile
+        images = $images
+    } | ConvertTo-Json | Set-Content -Encoding UTF8 -LiteralPath $manifest
+    "$hash  $archiveName" | Set-Content -Encoding ASCII -LiteralPath "$archive.sha256"
+    Write-Host "Backup created: $archive"
+}
+catch {
+    Remove-Item -Force -ErrorAction SilentlyContinue -LiteralPath $archive, $manifest, "$archive.sha256"
+    throw
+}
+finally {
+    docker compose -f $ComposeFile start | Out-Host
+    if ($LASTEXITCODE -ne 0) {
+        Write-Error "Backup finished, but MemRelay services could not be restarted."
+    }
+}