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feat(agent): node condition reporting — patch Node with ReaperReady condition #30

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Merged
miguelgila merged 1 commit into from
Mar 6, 2026
Merged

feat(agent): node condition reporting — patch Node with ReaperReady condition #30

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152 changes: 152 additions & 0 deletions Cargo.lock
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3 changes: 2 additions & 1 deletion Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -29,9 +29,10 @@ k8s-openapi = { version = "0.24", features = ["v1_31"], optional = true }
prometheus-client = { version = "0.23", optional = true }
axum = { version = "0.8", optional = true }
futures = { version = "0.3", optional = true }
chrono = { version = "0.4", optional = true }

[features]
agent = ["kube", "k8s-openapi", "prometheus-client", "axum", "futures"]
agent = ["kube", "k8s-openapi", "prometheus-client", "axum", "futures", "chrono"]

[dev-dependencies]
tempfile = "3"
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11 changes: 11 additions & 0 deletions deploy/kubernetes/reaper-agent.yaml
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Expand Up @@ -46,6 +46,12 @@ rules:
- apiGroups: [""]
resources: ["namespaces"]
verbs: ["get", "list"]
- apiGroups: [""]
resources: ["nodes"]
verbs: ["get"]
- apiGroups: [""]
resources: ["nodes/status"]
verbs: ["patch"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
Expand Down Expand Up @@ -102,6 +108,11 @@ spec:
imagePullPolicy: IfNotPresent
securityContext:
runAsUser: 0
env:
- name: NODE_NAME
valueFrom:
fieldRef:
fieldPath: spec.nodeName
args:
- --config-namespace=reaper-system
- --config-name=reaper-config
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2 changes: 1 addition & 1 deletion docs/TODO.md
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Expand Up @@ -22,6 +22,6 @@ List of tasks to do, not ordered in any specific way.
- [x] Evaluate if Reaper can be configured using a Kubernetes ConfigMap instead of relying on a node-level config file. (Implemented via `reaper-agent` DaemonSet — PR #27)
- [x] reaper-agent Phase 2: Overlay GC — reconcile overlay namespaces against Kubernetes API, delete overlays for namespaces that no longer exist
- [ ] reaper-agent Phase 2: Binary self-update — watch ConfigMap version field, download and replace shim/runtime binaries
- [ ] reaper-agent Phase 2: Node condition reporting — patch Node object with `ReaperReady` condition
- [x] reaper-agent Phase 2: Node condition reporting — patch Node object with `ReaperReady` condition
- [x] reaper-agent Phase 2: Mount namespace cleanup — detect and unmount stale `/run/reaper/ns/*` bind-mounts
- [ ] Fix known bugs documented in [docs/BUGS.md](BUGS.md)
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