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fix: fix: format-detection guard in collect-engagement.sh — fail loudly on non-JSON logs (#746) #752

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dev-bot merged 1 commit from fix/issue-746 into main 2026-04-14 21:52:18 +00:00
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15
site/collect-engagement.sh
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@ -59,6 +59,21 @@ fi
mkdir -p "$EVIDENCE_DIR" mkdir -p "$EVIDENCE_DIR"
# Verify input is Caddy JSON format (not Combined Log Format or other)
first_line=$(grep -m1 '.' "$CADDY_LOG" || true)
if [ -z "$first_line" ]; then
log "WARN: Caddy access log is empty at ${CADDY_LOG}"
echo "WARN: Caddy access log is empty — nothing to parse." >&2
exit 0
fi
if ! printf '%s\n' "$first_line" | jq empty 2>/dev/null; then
preview="${first_line:0:200}"
log "ERROR: Input file is not Caddy JSON format (expected structured JSON access log). Got: ${preview}"
echo "ERROR: Input file is not Caddy JSON format (expected structured JSON access log)." >&2
echo "Got: ${preview}" >&2
exit 1
fi
# ── Parse access log ──────────────────────────────────────────────────────── # ── Parse access log ────────────────────────────────────────────────────────
log "Parsing ${CADDY_LOG} for entries since $(date -u -d "@${CUTOFF_TS}" +%Y-%m-%dT%H:%M:%SZ 2>/dev/null || echo "${CUTOFF_TS}")" log "Parsing ${CADDY_LOG} for entries since $(date -u -d "@${CUTOFF_TS}" +%Y-%m-%dT%H:%M:%SZ 2>/dev/null || echo "${CUTOFF_TS}")"