Goose
ad8b82449a
Adds a new skill that provisions ephemeral Playwright MCP browser sessions as Kubernetes Jobs for E2E testing. Includes provision and teardown scripts, K8s Job/Service YAML templates, and agent-facing SKILL.md documentation. Co-Authored-By: Paperclip <noreply@paperclip.ing>
89 lines
3.1 KiB
Bash
Executable File
89 lines
3.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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die() { echo "ERROR: $*" >&2; exit 1; }
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# --- Dependencies ---
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command -v kubectl >/dev/null 2>&1 || die "kubectl is not installed or not in PATH"
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# --- Configuration ---
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NAMESPACE="${PLAYWRIGHT_NAMESPACE:-playwright-sessions}"
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TIMEOUT="${PLAYWRIGHT_TIMEOUT:-120}"
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TTL="${PLAYWRIGHT_TTL:-1800}"
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DEADLINE="${PLAYWRIGHT_DEADLINE:-1800}"
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MEMORY_REQUEST="${PLAYWRIGHT_MEMORY_REQUEST:-512Mi}"
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MEMORY_LIMIT="${PLAYWRIGHT_MEMORY_LIMIT:-1Gi}"
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# Generate unique session name
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AGENT_NAME="${PAPERCLIP_AGENT_ID:-agent}"
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# Use first 8 chars of agent ID + random suffix
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AGENT_SHORT="${AGENT_NAME:0:8}"
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SHORT_UUID=$(head -c 6 /dev/urandom | od -An -tx1 | tr -d ' \n' | head -c 8)
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SESSION_NAME="playwright-${AGENT_SHORT}-${SHORT_UUID}"
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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REF_DIR="${SCRIPT_DIR}/../references"
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# --- Ensure namespace exists ---
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if ! kubectl get namespace "$NAMESPACE" >/dev/null 2>&1; then
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echo "Creating namespace $NAMESPACE..." >&2
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kubectl create namespace "$NAMESPACE"
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fi
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# --- Render and apply Job manifest ---
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sed \
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-e "s|{{SESSION_NAME}}|${SESSION_NAME}|g" \
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-e "s|{{NAMESPACE}}|${NAMESPACE}|g" \
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-e "s|{{TTL}}|${TTL}|g" \
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-e "s|{{DEADLINE}}|${DEADLINE}|g" \
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-e "s|{{MEMORY_REQUEST}}|${MEMORY_REQUEST}|g" \
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-e "s|{{MEMORY_LIMIT}}|${MEMORY_LIMIT}|g" \
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"$REF_DIR/job-template.yaml" | kubectl apply -f - >&2
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# --- Render and apply Service manifest ---
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sed \
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-e "s|{{SESSION_NAME}}|${SESSION_NAME}|g" \
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-e "s|{{NAMESPACE}}|${NAMESPACE}|g" \
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"$REF_DIR/svc-template.yaml" | kubectl apply -f - >&2
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# --- Wait for pod to be Ready ---
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echo "Waiting for pod to be ready (timeout: ${TIMEOUT}s)..." >&2
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SECONDS=0
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POD_READY=false
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while [ "$SECONDS" -lt "$TIMEOUT" ]; do
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POD_NAME=$(kubectl get pods -n "$NAMESPACE" -l "session=${SESSION_NAME}" -o jsonpath='{.items[0].metadata.name}' 2>/dev/null || true)
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if [ -n "$POD_NAME" ]; then
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PHASE=$(kubectl get pod -n "$NAMESPACE" "$POD_NAME" -o jsonpath='{.status.phase}' 2>/dev/null || true)
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if [ "$PHASE" = "Running" ]; then
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READY=$(kubectl get pod -n "$NAMESPACE" "$POD_NAME" -o jsonpath='{.status.containerStatuses[0].ready}' 2>/dev/null || true)
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if [ "$READY" = "true" ]; then
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POD_READY=true
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break
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fi
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elif [ "$PHASE" = "Failed" ] || [ "$PHASE" = "Succeeded" ]; then
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# Cleanup on failure
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echo "Pod entered $PHASE state unexpectedly. Cleaning up..." >&2
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kubectl delete job "$SESSION_NAME" -n "$NAMESPACE" --ignore-not-found >&2
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kubectl delete service "$SESSION_NAME" -n "$NAMESPACE" --ignore-not-found >&2
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die "Pod failed to start (phase: $PHASE)"
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fi
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fi
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sleep 3
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done
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if [ "$POD_READY" != "true" ]; then
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echo "Timed out waiting for MCP server. Cleaning up..." >&2
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kubectl delete job "$SESSION_NAME" -n "$NAMESPACE" --ignore-not-found >&2
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kubectl delete service "$SESSION_NAME" -n "$NAMESPACE" --ignore-not-found >&2
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die "Playwright MCP server did not become ready within ${TIMEOUT}s"
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fi
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MCP_URL="http://${SESSION_NAME}.${NAMESPACE}.svc.cluster.local:8931/mcp"
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echo "Playwright MCP session ready." >&2
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echo "SESSION_NAME=${SESSION_NAME}"
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echo "MCP_URL=${MCP_URL}"
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