전체 설치 스크립트 GitHub 릴리스 에셋 검증 및 폴백 다운로드 방어 로직 적용

install-ctop.ps1

@@ -1,4 +1,4 @@
-#Requires -Version 5.1
+#Requires -Version 5.1
 <#
 .SYNOPSIS
     Installs ctop (container terminal UI) from GitHub releases.
@@ -47,8 +47,9 @@ $ErrorActionPreference = 'Stop'
 # ────────────────────────────────────────────
 # Constants
 # ────────────────────────────────────────────
-$REPO    = "bcicen/ctop"
-$API_URL = "https://api.github.com/repos/$REPO/releases"
+$REPO         = "bcicen/ctop"
+$API_URL      = "https://api.github.com/repos/$REPO/releases"
+$FALLBACK_TAG = "v0.7.7"
 
 # ────────────────────────────────────────────
 # Utility functions
@@ -106,18 +107,21 @@ function Get-LatestTag {
 
     try {
         $releases = Invoke-RestMethod -Uri $API_URL -UseBasicParsing `
-            -Headers @{ 'User-Agent' = 'install-ctop-ps1' }
+            -Headers @{ 'User-Agent' = 'install-ctop-ps1' } -TimeoutSec 15
+
+        $latest = $releases | Where-Object {
+            $_.prerelease -eq $false -and $_.assets -and $_.assets.Count -gt 0
+        } | Select-Object -First 1
+
+        if ($latest -and $latest.tag_name) {
+            return $latest.tag_name
+        }
     } catch {
-        Write-Err "Failed to call GitHub API: $_"
+        Write-Warn "GitHub API lookup failed: $_"
     }
 
-    $latest = $releases | Where-Object { $_.prerelease -eq $false } | Select-Object -First 1
-
-    if (-not $latest) {
-        Write-Err "Could not find latest release."
-    }
-
-    return $latest.tag_name
+    Write-Warn "Using fallback release tag: $FALLBACK_TAG"
+    return $FALLBACK_TAG
 }
 
 # ────────────────────────────────────────────
@@ -135,7 +139,7 @@ function Get-DownloadUrl {
 # Download & install (raw binary — no archive extraction needed)
 # ────────────────────────────────────────────
 function Install-Ctop {
-    param([string]$Url)
+    param([string]$Url, [string]$FallbackUrl)
 
     $tmpDir = Join-Path $env:TEMP "ctop_install_$(Get-Random)"
     New-Item -ItemType Directory -Path $tmpDir | Out-Null
@@ -149,7 +153,18 @@ function Install-Ctop {
             Invoke-WebRequest -Uri $Url -OutFile $binPath -UseBasicParsing
             $ProgressPreference = 'Continue'
         } catch {
-            Write-Err "Download failed: $_"
+            if ($FallbackUrl -and ($FallbackUrl -ne $Url)) {
+                Write-Warn "Primary download failed. Retrying with fallback URL: $FallbackUrl"
+                try {
+                    $ProgressPreference = 'SilentlyContinue'
+                    Invoke-WebRequest -Uri $FallbackUrl -OutFile $binPath -UseBasicParsing
+                    $ProgressPreference = 'Continue'
+                } catch {
+                    Write-Err "Download failed: $_"
+                }
+            } else {
+                Write-Err "Download failed: $_"
+            }
         }
 
         # Create install directory
@@ -210,7 +225,8 @@ function Main {
     Write-Info "Latest release: $tag"
 
     $url = Get-DownloadUrl -Tag $tag -Platform $platform
-    Install-Ctop -Url $url
+    $fallbackUrl = Get-DownloadUrl -Tag $FALLBACK_TAG -Platform $platform
+    Install-Ctop -Url $url -FallbackUrl $fallbackUrl
 
     if ($AddToPath) {
         Add-ToUserPath -Dir $InstallDir