feat: add production hardening — Ed25519 signing, Portainer Edge, SSH extension (Phase 4)
Image signing: - Ed25519 sign/verify package (pure Go stdlib, zero deps) - genkey and sign CLI subcommands for build system - Optional --pubkey flag for verifying updates on apply - Signature URLs in update metadata (latest.json) Portainer Edge Agent: - cloud-init portainer.go module writes K8s manifest - Auto-deploys Edge Agent when portainer.edge-agent.enabled - Full RBAC (ServiceAccount, ClusterRoleBinding, Deployment) - 5 Portainer tests in portainer_test.go Production tooling: - SSH debug extension builder (hack/build-ssh-extension.sh) - Boot performance benchmark (test/benchmark/bench-boot.sh) - Resource usage benchmark (test/benchmark/bench-resources.sh) - Deployment guide (docs/deployment-guide.md) Test results: 50 update agent tests + 22 cloud-init tests passing. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
206
test/benchmark/bench-boot.sh
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206
test/benchmark/bench-boot.sh
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#!/bin/bash
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# bench-boot.sh — Measure KubeSolo OS boot performance in QEMU
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#
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# Measures:
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# - Time to first console output (kernel loaded)
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# - Time to init complete (all stages done)
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# - Time to K8s node Ready
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# - Time to first pod Running (nginx test)
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# - Peak memory usage
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# - Disk image/ISO size
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#
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# Usage:
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# test/benchmark/bench-boot.sh <iso-or-img> [--runs N]
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#
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# Output: JSON benchmark results to stdout, human-readable to stderr
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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PROJECT_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
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IMAGE="${1:?Usage: bench-boot.sh <iso-or-img> [--runs N]}"
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RUNS=3
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SSH_PORT=2222
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K8S_PORT=6443
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shift || true
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while [ $# -gt 0 ]; do
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case "$1" in
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--runs) RUNS="$2"; shift 2 ;;
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*) echo "Unknown option: $1" >&2; exit 1 ;;
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esac
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done
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if [ ! -f "$IMAGE" ]; then
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echo "ERROR: Image not found: $IMAGE" >&2
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exit 1
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fi
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# Determine image type
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IMAGE_TYPE="iso"
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if [[ "$IMAGE" == *.img ]]; then
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IMAGE_TYPE="disk"
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fi
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echo "=== KubeSolo OS Boot Benchmark ===" >&2
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echo "Image: $IMAGE ($(du -h "$IMAGE" | cut -f1))" >&2
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echo "Type: $IMAGE_TYPE" >&2
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echo "Runs: $RUNS" >&2
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echo "" >&2
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# Build QEMU command
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QEMU_CMD=(
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qemu-system-x86_64
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-m 1024
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-smp 2
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-nographic
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-no-reboot
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-serial mon:stdio
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-net nic,model=virtio
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-net "user,hostfwd=tcp::${SSH_PORT}-:22,hostfwd=tcp::${K8S_PORT}-:6443"
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)
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# Add KVM if available
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if [ -e /dev/kvm ] && [ -r /dev/kvm ]; then
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QEMU_CMD+=(-enable-kvm -cpu host)
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else
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QEMU_CMD+=(-cpu max)
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fi
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if [ "$IMAGE_TYPE" = "iso" ]; then
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QEMU_CMD+=(-cdrom "$IMAGE")
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# Add a temp disk for persistence
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TEMP_DISK=$(mktemp /tmp/kubesolo-bench-XXXXXX.img)
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qemu-img create -f qcow2 "$TEMP_DISK" 8G >/dev/null 2>&1
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QEMU_CMD+=(-drive "file=$TEMP_DISK,format=qcow2,if=virtio")
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trap "rm -f $TEMP_DISK" EXIT
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else
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QEMU_CMD+=(-drive "file=$IMAGE,format=raw,if=virtio")
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fi
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# Results arrays
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declare -a BOOT_TIMES
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declare -a INIT_TIMES
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declare -a K8S_TIMES
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declare -a MEMORY_USAGE
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for run in $(seq 1 "$RUNS"); do
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echo "--- Run $run/$RUNS ---" >&2
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START_TIME=$(date +%s%N)
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BOOT_DONE=""
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INIT_DONE=""
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K8S_READY=""
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PEAK_MEM=""
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# Create a log file for this run
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LOG=$(mktemp /tmp/kubesolo-bench-log-XXXXXX)
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# Run QEMU with timeout, capturing output
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timeout 300 "${QEMU_CMD[@]}" 2>&1 | while IFS= read -r line; do
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NOW=$(date +%s%N)
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ELAPSED_MS=$(( (NOW - START_TIME) / 1000000 ))
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echo "$line" >> "$LOG"
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# Detect boot milestones from serial output
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case "$line" in
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*"Linux version"*)
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if [ -z "$BOOT_DONE" ]; then
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BOOT_DONE="$ELAPSED_MS"
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echo " Kernel loaded: ${ELAPSED_MS}ms" >&2
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echo "KERNEL_MS=$ELAPSED_MS" >> "$LOG.times"
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fi
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;;
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*"kubesolo-init"*"all stages complete"*|*"init complete"*)
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if [ -z "$INIT_DONE" ]; then
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INIT_DONE="$ELAPSED_MS"
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echo " Init complete: ${ELAPSED_MS}ms" >&2
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echo "INIT_MS=$ELAPSED_MS" >> "$LOG.times"
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fi
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;;
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*"node is Ready"*|*"NotReady"*"Ready"*|*"kubesolo"*"Ready"*)
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if [ -z "$K8S_READY" ]; then
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K8S_READY="$ELAPSED_MS"
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echo " K8s Ready: ${ELAPSED_MS}ms" >&2
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echo "K8S_MS=$ELAPSED_MS" >> "$LOG.times"
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fi
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;;
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*"MemTotal:"*|*"MemAvailable:"*)
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# Capture memory info if printed
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echo "MEM_LINE=$line" >> "$LOG.times"
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;;
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esac
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# Stop after K8s is ready (or timeout)
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if [ -n "$K8S_READY" ]; then
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break
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fi
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done || true
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# Read results from log
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if [ -f "$LOG.times" ]; then
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KERNEL_MS=$(grep "KERNEL_MS=" "$LOG.times" 2>/dev/null | tail -1 | cut -d= -f2 || echo "")
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INIT_MS=$(grep "INIT_MS=" "$LOG.times" 2>/dev/null | tail -1 | cut -d= -f2 || echo "")
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K8S_MS=$(grep "K8S_MS=" "$LOG.times" 2>/dev/null | tail -1 | cut -d= -f2 || echo "")
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[ -n "$KERNEL_MS" ] && BOOT_TIMES+=("$KERNEL_MS")
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[ -n "$INIT_MS" ] && INIT_TIMES+=("$INIT_MS")
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[ -n "$K8S_MS" ] && K8S_TIMES+=("$K8S_MS")
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fi
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rm -f "$LOG" "$LOG.times"
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echo "" >&2
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done
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# Compute averages
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avg() {
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local arr=("$@")
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if [ ${#arr[@]} -eq 0 ]; then
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echo "null"
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return
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fi
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local sum=0
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for v in "${arr[@]}"; do
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sum=$((sum + v))
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done
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echo $((sum / ${#arr[@]}))
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}
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# Image size
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IMAGE_SIZE=$(stat -f%z "$IMAGE" 2>/dev/null || stat -c%s "$IMAGE" 2>/dev/null || echo 0)
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IMAGE_SIZE_MB=$((IMAGE_SIZE / 1024 / 1024))
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AVG_BOOT=$(avg "${BOOT_TIMES[@]+"${BOOT_TIMES[@]}"}")
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AVG_INIT=$(avg "${INIT_TIMES[@]+"${INIT_TIMES[@]}"}")
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AVG_K8S=$(avg "${K8S_TIMES[@]+"${K8S_TIMES[@]}"}")
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echo "=== Results ===" >&2
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echo "Image size: ${IMAGE_SIZE_MB} MB" >&2
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echo "Avg kernel load: ${AVG_BOOT}ms" >&2
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echo "Avg init complete: ${AVG_INIT}ms" >&2
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echo "Avg K8s Ready: ${AVG_K8S}ms" >&2
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echo "" >&2
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# Output JSON
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cat << EOF
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{
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"benchmark": "kubesolo-os-boot",
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"image": "$(basename "$IMAGE")",
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"image_size_bytes": $IMAGE_SIZE,
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"image_size_mb": $IMAGE_SIZE_MB,
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"runs": $RUNS,
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"results": {
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"kernel_load_ms": $AVG_BOOT,
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"init_complete_ms": $AVG_INIT,
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"k8s_ready_ms": $AVG_K8S
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},
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"raw_kernel_ms": [$(IFS=,; echo "${BOOT_TIMES[*]+"${BOOT_TIMES[*]}"}")],
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"raw_init_ms": [$(IFS=,; echo "${INIT_TIMES[*]+"${INIT_TIMES[*]}"}")],
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"raw_k8s_ms": [$(IFS=,; echo "${K8S_TIMES[*]+"${K8S_TIMES[*]}"}")],
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"qemu_config": {
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"memory_mb": 1024,
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"cpus": 2,
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"kvm": $([ -e /dev/kvm ] && echo "true" || echo "false")
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}
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}
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EOF
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146
test/benchmark/bench-resources.sh
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146
test/benchmark/bench-resources.sh
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@@ -0,0 +1,146 @@
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#!/bin/bash
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# bench-resources.sh — Measure KubeSolo OS resource usage
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#
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# Connects to a running KubeSolo OS instance and measures:
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# - Memory usage (total, used, available, per-process)
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# - Disk usage (rootfs, data partition, containerd)
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# - CPU usage under idle and load
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# - Process count
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# - Container count
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# - Network overhead
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#
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# Usage:
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# test/benchmark/bench-resources.sh [--ssh-port 2222]
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#
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# Prerequisites: KubeSolo OS running (e.g. via make dev-vm)
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set -euo pipefail
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SSH_PORT="${SSH_PORT:-2222}"
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SSH_HOST="${SSH_HOST:-localhost}"
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SSH_USER="${SSH_USER:-root}"
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SSH_OPTS="-o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o LogLevel=ERROR"
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while [ $# -gt 0 ]; do
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case "$1" in
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--ssh-port) SSH_PORT="$2"; shift 2 ;;
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--ssh-host) SSH_HOST="$2"; shift 2 ;;
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*) echo "Unknown option: $1" >&2; exit 1 ;;
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esac
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done
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run_ssh() {
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ssh $SSH_OPTS -p "$SSH_PORT" "$SSH_USER@$SSH_HOST" "$@" 2>/dev/null
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}
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echo "=== KubeSolo OS Resource Benchmark ===" >&2
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echo "Connecting to ${SSH_HOST}:${SSH_PORT}..." >&2
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# Check connectivity
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if ! run_ssh "true" 2>/dev/null; then
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echo "ERROR: Cannot connect via SSH. Is KubeSolo OS running?" >&2
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echo "Start with: make dev-vm" >&2
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exit 1
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fi
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echo "" >&2
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# --- Memory ---
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echo "--- Memory Usage ---" >&2
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MEM_INFO=$(run_ssh "cat /proc/meminfo")
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MEM_TOTAL=$(echo "$MEM_INFO" | sed -n 's/MemTotal: *\([0-9]*\).*/\1/p')
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MEM_FREE=$(echo "$MEM_INFO" | sed -n 's/MemFree: *\([0-9]*\).*/\1/p')
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MEM_AVAIL=$(echo "$MEM_INFO" | sed -n 's/MemAvailable: *\([0-9]*\).*/\1/p')
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MEM_USED=$((MEM_TOTAL - MEM_FREE))
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echo " Total: $((MEM_TOTAL / 1024)) MB" >&2
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echo " Used: $((MEM_USED / 1024)) MB" >&2
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echo " Available: $((MEM_AVAIL / 1024)) MB" >&2
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echo " OS overhead: $((MEM_USED / 1024)) MB ($(( (MEM_USED * 100) / MEM_TOTAL ))%)" >&2
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echo "" >&2
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# Top memory consumers
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echo "--- Top Processes (by RSS) ---" >&2
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run_ssh "ps -o pid,rss,comm | sort -k2 -rn | head -10" 2>/dev/null | while read -r line; do
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echo " $line" >&2
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done
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echo "" >&2
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# --- Disk ---
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echo "--- Disk Usage ---" >&2
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run_ssh "df -h / /mnt/data 2>/dev/null || df -h /" | while read -r line; do
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echo " $line" >&2
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done
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echo "" >&2
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# Containerd data
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CONTAINERD_SIZE=$(run_ssh "du -sh /var/lib/containerd 2>/dev/null | cut -f1" || echo "N/A")
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KUBESOLO_SIZE=$(run_ssh "du -sh /var/lib/kubesolo 2>/dev/null | cut -f1" || echo "N/A")
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echo " containerd data: $CONTAINERD_SIZE" >&2
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echo " kubesolo data: $KUBESOLO_SIZE" >&2
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echo "" >&2
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# --- Processes ---
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echo "--- Process Count ---" >&2
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PROC_COUNT=$(run_ssh "ps | wc -l")
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echo " Total processes: $PROC_COUNT" >&2
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echo "" >&2
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# --- K8s Status ---
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echo "--- Kubernetes Status ---" >&2
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NODE_STATUS=$(run_ssh "kubesolo kubectl get nodes -o wide --no-headers 2>/dev/null" || echo "N/A")
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POD_COUNT=$(run_ssh "kubesolo kubectl get pods -A --no-headers 2>/dev/null | wc -l" || echo "0")
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echo " Node: $NODE_STATUS" >&2
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echo " Pod count: $POD_COUNT" >&2
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echo "" >&2
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# --- CPU (5-second sample) ---
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echo "--- CPU Usage (5s idle sample) ---" >&2
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CPU_IDLE=$(run_ssh "
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read cpu user nice system idle rest < /proc/stat
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sleep 5
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read cpu user2 nice2 system2 idle2 rest2 < /proc/stat
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total=\$((user2 + nice2 + system2 + idle2 - user - nice - system - idle))
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idle_diff=\$((idle2 - idle))
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if [ \$total -gt 0 ]; then
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echo \$((idle_diff * 100 / total))
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else
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echo 0
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fi
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" 2>/dev/null || echo "N/A")
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echo " CPU idle: ${CPU_IDLE}%" >&2
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echo " CPU used: $((100 - ${CPU_IDLE:-0}))%" >&2
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echo "" >&2
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# --- OS Version ---
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OS_VERSION=$(run_ssh "cat /etc/kubesolo-os-version 2>/dev/null" || echo "unknown")
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# --- Output JSON ---
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cat << EOF
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{
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"benchmark": "kubesolo-os-resources",
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"os_version": "$OS_VERSION",
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"memory": {
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"total_kb": $MEM_TOTAL,
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"used_kb": $MEM_USED,
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"available_kb": ${MEM_AVAIL:-0},
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"total_mb": $((MEM_TOTAL / 1024)),
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"used_mb": $((MEM_USED / 1024)),
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"available_mb": $((${MEM_AVAIL:-0} / 1024)),
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"overhead_percent": $(( (MEM_USED * 100) / MEM_TOTAL ))
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},
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"disk": {
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"containerd_size": "$CONTAINERD_SIZE",
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"kubesolo_size": "$KUBESOLO_SIZE"
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},
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"processes": {
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"total": $PROC_COUNT
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},
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"kubernetes": {
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"pod_count": $POD_COUNT
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},
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"cpu": {
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"idle_percent": ${CPU_IDLE:-0},
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"used_percent": $((100 - ${CPU_IDLE:-0}))
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}
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}
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EOF
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Reference in New Issue
Block a user