Containerapp Diagnostics

1<#
2.SYNOPSIS
3    Collects diagnostic information for an Azure Container App in one pass.
4.DESCRIPTION
5    Prints clearly labeled sections for the given Container App: revisions,
6    registry configuration, ingress configuration, and recent logs. The script
7    only gathers and labels output; it does not interpret the results.
8.PARAMETER Name
9    Name of the Container App.
10.PARAMETER ResourceGroup
11    Resource group that contains the Container App.
12.PARAMETER Subscription
13    Azure subscription ID. Defaults to the current subscription.
14.EXAMPLE
15    .\containerapp-diagnostics.ps1 -Name my-app -ResourceGroup my-rg
16    # Collects revisions, registry/ingress config, and recent logs for my-app
17#>
18param(
19    [string]$Name,
20    [string]$ResourceGroup,
21    [string]$Subscription
22)
23
24$ErrorActionPreference = "Continue"
25
26if (-not $Name -or -not $ResourceGroup) {
27    Write-Error "Usage: .\containerapp-diagnostics.ps1 -Name <app> -ResourceGroup <rg> [-Subscription <id>]"
28    exit 1
29}
30
31$subArgs = @()
32if ($Subscription) { $subArgs = @("--subscription", $Subscription) }
33
34Write-Host "=== Container App Diagnostics: $Name (resource group: $ResourceGroup) ==="
35Write-Host "Collecting revisions, registry/ingress configuration, and recent logs."
36Write-Host ""
37
38Write-Host "--- Revisions ---"
39az containerapp revision list --name $Name -g $ResourceGroup @subArgs -o table
40if ($LASTEXITCODE -ne 0) { Write-Host "(failed to list revisions)" }
41Write-Host ""
42
43Write-Host "--- Registry Config ---"
44az containerapp show --name $Name -g $ResourceGroup @subArgs --query "properties.configuration.registries"
45if ($LASTEXITCODE -ne 0) { Write-Host "(failed to read registry config)" }
46Write-Host ""
47
48Write-Host "--- Ingress Config ---"
49az containerapp show --name $Name -g $ResourceGroup @subArgs --query "properties.configuration.ingress"
50if ($LASTEXITCODE -ne 0) { Write-Host "(failed to read ingress config)" }
51Write-Host ""
52
53Write-Host "--- Recent Logs (last 20 lines) ---"
54az containerapp logs show --name $Name -g $ResourceGroup @subArgs --tail 20
55if ($LASTEXITCODE -ne 0) { Write-Host "(failed to read logs)" }
56Write-Host ""
57
58Write-Host "=== Diagnostics collection complete for $Name ==="