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argocd-apps/apps/base/ghp/vmservicescrape.yaml
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unkin-agent 0130d538f5 ghp: use direct ghcr.io image + set GHP_ADMINS (#359)
## Why
The `ghp` app is deployed but its pods are stuck 0/1 Ready (and were ImagePullBackOff), for three separate reasons this PR fixes:

- **ImagePullBackOff:** kubelet anonymous pulls fail on the artifactapi ghcr pull-through because ghcr.io's per-scope token auth is not proxied. The direct public image pulls anonymously, so switch to it.
- **Pods never Ready:** ghp serves its metrics endpoint over **HTTPS** (TLS is configured globally), but the liveness/readiness probes used the default HTTP scheme, so the kubelet probe got an HTTPS-server error and the pods never went Ready.
- **Scrape failure:** the VMServiceScrape hits that same HTTPS endpoint and needs a matching scheme/TLS config, or VM scraping of ghp fails.
- The `GHP_ADMINS` value was still a placeholder.

## How
- `deployment.yaml`: image -> `ghcr.io/goodtune/ghp:0.20.0`; liveness + readiness probe `scheme: HTTP` -> `HTTPS` (kubelet does not verify the probe cert).
- `migrate-job.yaml`: image -> `ghcr.io/goodtune/ghp:0.20.0` (shared image).
- `vmservicescrape.yaml`: endpoint `scheme: https` + `tlsConfig.insecureSkipVerify: true` (internal-CA cert; pod-IP target not in SANs).
- `configmap.yaml`: `GHP_ADMINS` -> `neoloc`.

Validated: `kustomize build apps/overlays/au-syd1/ghp` renders clean, kubeconform + pre-commit pass. Not applied.

## Follow-up (not fixed here)
The artifactapi ghcr pull-through does not proxy ghcr.io's per-scope token auth for anonymous kubelet pulls — worth closing that gap so estate images can go back through artifactapi.

Reviewed-on: #359
Co-authored-by: unkin-agent <unkin-agent@unkin.net>
Co-committed-by: unkin-agent <unkin-agent@unkin.net>
2026-08-13 22:08:05 +10:00

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YAML

---
# Scrape ghp's Prometheus metrics endpoint. Picked up by the observability
# VMAgent (selectAllByDefault). Estate uses VictoriaMetrics, so VMServiceScrape
# rather than a prometheus-operator ServiceMonitor.
apiVersion: operator.victoriametrics.com/v1beta1
kind: VMServiceScrape
metadata:
name: ghp
namespace: ghp
annotations:
argocd.argoproj.io/sync-wave: "2"
spec:
selector:
matchLabels:
app: ghp
endpoints:
- port: metrics
path: /metrics
scheme: https
# ghp serves metrics over TLS with an internal-CA cert; skip verification
# since the scrape targets a pod IP the cert SANs do not cover.
tlsConfig:
insecureSkipVerify: true