e8c793058c
- Aula 08: nginx-ingress TCP passthrough gitlab→gitea, comments
- Aula 09: add-client.sh API GitLab→Gitea
- Aula 11: node-bugado deployment image registry.kube.quest→gitea.kube.quest
- Aula 12: setup.sh/cleanup.sh API GitLab→Gitea, ArgoCD repoURL
- Aula 13: k8s manifests, benchmarks: registry.kube.quest→gitea.kube.quest,
gitlab-registry→gitea-registry, GITLAB_TOKEN→GITEA_TOKEN
- Aula 14: comments GitLab→Gitea
- README raiz: arquitetura, tabela, DNS
139 lines
3.9 KiB
Bash
Executable File
139 lines
3.9 KiB
Bash
Executable File
#!/bin/bash
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# =============================================================================
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# Benchmark: DevOps Toolbox - eStargz vs GZIP
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# =============================================================================
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# Compara tempo de startup usando apenas UMA ferramenta (terraform version)
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# para demonstrar o benefício do lazy pulling em imagens grandes.
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# =============================================================================
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set -e
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NAMESPACE="benchmark-toolbox"
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REGISTRY="gitea.kube.quest"
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IMAGE_NAME="factory/devops-toolbox"
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# Cores
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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BLUE='\033[0;34m'
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NC='\033[0m'
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log_info() { echo -e "${BLUE}[INFO]${NC} $1"; }
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log_ok() { echo -e "${GREEN}[OK]${NC} $1"; }
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log_warn() { echo -e "${YELLOW}[WARN]${NC} $1"; }
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log_error() { echo -e "${RED}[ERROR]${NC} $1"; }
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cleanup() {
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log_info "Limpando recursos..."
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kubectl delete namespace $NAMESPACE --ignore-not-found --wait=false 2>/dev/null || true
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}
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measure_startup() {
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local name=$1
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local image=$2
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local tag=$3
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log_info "Testando $name ($tag)..."
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# Criar pod
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cat <<EOF | kubectl apply -f - -n $NAMESPACE
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apiVersion: v1
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kind: Pod
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metadata:
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name: $name
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spec:
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containers:
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- name: toolbox
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image: ${REGISTRY}/${IMAGE_NAME}:${tag}
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command: ["terraform", "version"]
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imagePullPolicy: Always
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restartPolicy: Never
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imagePullSecrets:
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- name: gitea-registry
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EOF
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# Medir tempo até completar
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local start_time=$(date +%s.%N)
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# Aguardar pod completar ou falhar
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kubectl wait --for=condition=Ready pod/$name -n $NAMESPACE --timeout=300s 2>/dev/null || true
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kubectl wait --for=jsonpath='{.status.phase}'=Succeeded pod/$name -n $NAMESPACE --timeout=300s 2>/dev/null || true
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local end_time=$(date +%s.%N)
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local duration=$(echo "$end_time - $start_time" | bc)
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echo "$duration"
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}
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main() {
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echo ""
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echo "=========================================="
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echo " Benchmark: DevOps Toolbox"
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echo " eStargz vs GZIP"
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echo "=========================================="
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echo ""
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# Verificar se imagens existem
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log_info "Verificando imagens no registry..."
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# Limpar namespace anterior
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cleanup
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sleep 5
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# Criar namespace
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kubectl create namespace $NAMESPACE 2>/dev/null || true
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# Copiar secret do registry
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if kubectl get secret gitea-registry -n gitea &>/dev/null; then
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kubectl get secret gitea-registry -n gitea -o yaml | \
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sed "s/namespace: gitea/namespace: $NAMESPACE/" | \
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kubectl apply -f - 2>/dev/null || true
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else
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log_warn "Secret gitea-registry não encontrado. Usando imagens públicas."
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fi
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echo ""
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log_info "Iniciando benchmarks..."
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echo ""
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# Teste 1: eStargz
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log_info "=== Teste 1: eStargz (lazy pulling) ==="
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time_estargz=$(measure_startup "toolbox-estargz" "$IMAGE_NAME" "latest")
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log_ok "eStargz: ${time_estargz}s"
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# Limpar para teste justo
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kubectl delete pod toolbox-estargz -n $NAMESPACE --wait=true 2>/dev/null || true
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sleep 5
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# Teste 2: GZIP
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log_info "=== Teste 2: GZIP (tradicional) ==="
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time_gzip=$(measure_startup "toolbox-gzip" "$IMAGE_NAME" "gzip")
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log_ok "GZIP: ${time_gzip}s"
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# Resultados
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echo ""
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echo "=========================================="
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echo " RESULTADOS"
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echo "=========================================="
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echo ""
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echo "| Formato | Tempo |"
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echo "|----------|----------|"
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printf "| eStargz | %6.1fs |\n" "$time_estargz"
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printf "| GZIP | %6.1fs |\n" "$time_gzip"
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echo ""
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# Calcular diferença
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if command -v bc &>/dev/null; then
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speedup=$(echo "scale=1; $time_gzip / $time_estargz" | bc)
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echo "Speedup eStargz: ${speedup}x mais rápido"
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fi
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echo ""
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log_info "Para ver logs: kubectl logs -n $NAMESPACE toolbox-estargz"
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log_info "Para limpar: kubectl delete namespace $NAMESPACE"
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}
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# Executar
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main "$@"
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