34 lines
1.1 KiB
Bash
34 lines
1.1 KiB
Bash
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#!/bin/bash
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# cdp-latency-check.sh — measure CDP relay latency per node.
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#
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# Probes each node's host-side relay (PEER_IP:CDP_PORT from netvm-names.sh,
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# which pins the registry ports) at /json/version and prints one line per
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# node:
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# name:latency_ms:code
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# On failure (timeout / connection refused / non-200-ish transport error):
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# name:FAIL:000
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#
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# Self-contained: only needs netvm-names.sh in the same directory and curl.
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set -u
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BIN_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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# shellcheck disable=SC1091
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source "$BIN_DIR/netvm-names.sh"
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TIMEOUT_S=10
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for node in muse pip 646 opm; do
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netvm_names "$node"
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url="http://${PEER_IP}:${CDP_PORT}/json/version"
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probe=$(curl -s -m "$TIMEOUT_S" -o /dev/null -w "%{time_total} %{http_code}" "$url" 2>/dev/null)
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rc=$?
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secs=$(printf '%s' "$probe" | awk '{print $1}')
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code=$(printf '%s' "$probe" | awk '{print $2}')
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if [ "$rc" -ne 0 ] || [ -z "$code" ] || [ "$code" = "000" ]; then
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echo "${node}:FAIL:000"
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continue
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fi
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ms=$(awk -v s="$secs" 'BEGIN { printf "%d", (s + 0) * 1000 }')
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echo "${node}:${ms}:${code}"
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done
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