#!/usr/bin/env bash
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# The contents of this file are subject to the terms of the Common Development and
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# Distribution License (the License). You may not use this file except in compliance with the
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# License.
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#
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# You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
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# specific language governing permission and limitations under the License.
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#
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# When distributing Covered Software, include this CDDL Header Notice in each file and include
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# the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
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# Header, with the fields enclosed by brackets [] replaced by your own identifying
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# information: "Portions copyright [year] [name of copyright owner]".
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#
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# Copyright 2026 3A Systems, LLC.
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#
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# Render an OpenDJ-vs-OpenLDAP LDAP benchmark report (versions + comparison table +
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# comparative Mermaid charts) to stdout โ intended to be appended to $GITHUB_STEP_SUMMARY.
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#
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# Usage:
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# summary.sh <openldap_statistics.json> <opendj_statistics.json> \
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# <openldap_version> <opendj_version> [openldap_image] [opendj_image]
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#
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# The admin connection bind is labelled ADMIN_CONNECT in the plan and is intentionally
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# skipped here, so it never pollutes the per-operation comparison.
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set -euo pipefail
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OL_JSON="${1:?openldap statistics.json required}"
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DJ_JSON="${2:?opendj statistics.json required}"
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OL_VER="${3:-unknown}"
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DJ_VER="${4:-unknown}"
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OL_IMG="${5:-}"
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DJ_IMG="${6:-}"
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# Operations to compare, in workflow order. ADMIN_CONNECT and Total are excluded.
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OPS=("ADD" "SEARCH" "COMPARE" "MODIFY" "BIND" "DELETE" "READD")
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# m <file> <label> <field> -> numeric value (0 if absent), rounded to 1 decimal.
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m() { jq -r --arg l "$2" --arg f "$3" '((.[$l][$f]) // 0) | (.*10 | round / 10)' "$1"; }
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# mi <file> <label> <field> -> integer value (0 if absent).
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mi() { jq -r --arg l "$2" --arg f "$3" '((.[$l][$f]) // 0) | round' "$1"; }
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echo "## ๐ฌ Benchmark: OpenDJ vs OpenLDAP"
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echo ""
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# ---------------------------------------------------------------- Versions
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echo "### Versions"
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echo ""
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echo "| Server | Version | Image |"
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echo "|---|---|---|"
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echo "| **OpenLDAP** | \`${OL_VER}\` | \`${OL_IMG:-n/a}\` |"
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echo "| **OpenDJ** | \`${DJ_VER}\` | \`${DJ_IMG:-n/a}\` |"
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echo ""
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# ---------------------------------------------------------------- Totals
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ol_tot_tp=$(m "$OL_JSON" Total throughput)
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dj_tot_tp=$(m "$DJ_JSON" Total throughput)
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ol_tot_n=$(mi "$OL_JSON" Total sampleCount)
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dj_tot_n=$(mi "$DJ_JSON" Total sampleCount)
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ol_tot_e=$(mi "$OL_JSON" Total errorCount)
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dj_tot_e=$(mi "$DJ_JSON" Total errorCount)
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ol_tot_mean=$(m "$OL_JSON" Total meanResTime)
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dj_tot_mean=$(m "$DJ_JSON" Total meanResTime)
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echo "### Totals (all operations, ADMIN_CONNECT excluded by the plan label)"
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echo ""
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echo "| Server | Throughput (ops/s) | Mean (ms) | Samples | Errors |"
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echo "|---|--:|--:|--:|--:|"
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echo "| **OpenLDAP** | ${ol_tot_tp} | ${ol_tot_mean} | ${ol_tot_n} | ${ol_tot_e} |"
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echo "| **OpenDJ** | ${dj_tot_tp} | ${dj_tot_mean} | ${dj_tot_n} | ${dj_tot_e} |"
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echo ""
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# ---------------------------------------------------------------- Per-op table
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echo "### Per-operation latency"
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echo ""
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echo "| Operation | mean ms OpenLDAP | mean ms OpenDJ | p99 ms OpenLDAP | p99 ms OpenDJ | err OL | err DJ |"
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echo "|---|--:|--:|--:|--:|--:|--:|"
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for op in "${OPS[@]}"; do
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printf '| %s | %s | %s | %s | %s | %s | %s |\n' \
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"$op" \
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"$(m "$OL_JSON" "$op" meanResTime)" "$(m "$DJ_JSON" "$op" meanResTime)" \
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"$(mi "$OL_JSON" "$op" pct3ResTime)" "$(mi "$DJ_JSON" "$op" pct3ResTime)" \
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"$(mi "$OL_JSON" "$op" errorCount)" "$(mi "$DJ_JSON" "$op" errorCount)"
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done
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echo ""
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# ---------------------------------------------------------------- Chart helpers (QuickChart)
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# Mermaid xychart-beta can't do grouped bars / a legend and crowds 14 x-labels, so render proper
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# grouped bar charts via QuickChart (Chart.js) as images: https://quickchart.io/chart?c=<config>.
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OL_COLOR="#4e79a7" # blue = OpenLDAP
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DJ_COLOR="#f28e2b" # orange = OpenDJ
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# JSON array of the OPS labels: ["ADD","SEARCH",...].
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labels_json() {
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local out="" op
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for op in "${OPS[@]}"; do out+="${out:+,}\"${op}\""; done
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printf '[%s]' "$out"
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}
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# Comma-joined values for all OPS from <file> <field> via the <m> helper.
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vals() { # <fn> <file> <field>
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local fn="$1" file="$2" field="$3" out="" v
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for op in "${OPS[@]}"; do v=$("$fn" "$file" "$op" "$field"); out+="${out:+,}${v}"; done
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printf '%s' "$out"
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}
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urienc() { jq -rn --arg s "$1" '$s|@uri'; } # URL-encode the chart config
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qc() { printf 'https://quickchart.io/chart?w=%s&h=%s&c=%s' "$1" "$2" "$(urienc "$3")"; }
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# ---------------------------------------------------------------- Total throughput chart
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echo "### Total throughput (ops/s, higher is better)"
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echo ""
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echo "_Per-operation throughput is not charted: every op runs once per loop iteration, so each"
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echo "op's throughput just equals the loop rate. The meaningful throughput is the aggregate._"
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echo ""
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TP_CFG="{\"type\":\"bar\",\"data\":{\"labels\":[\"OpenLDAP\",\"OpenDJ\"],\"datasets\":[{\"label\":\"ops/s\",\"backgroundColor\":[\"$OL_COLOR\",\"$DJ_COLOR\"],\"data\":[${ol_tot_tp},${dj_tot_tp}]}]},\"options\":{\"legend\":{\"display\":false},\"title\":{\"display\":true,\"text\":\"Total throughput (ops/s)\"}}}"
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echo ")"
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echo ""
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# ---------------------------------------------------------------- Latency chart (grouped bars)
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echo "### Mean latency per operation (ms, lower is better)"
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echo ""
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echo "_๐ฆ OpenLDAP ยท ๐ง OpenDJ โ grouped bars per operation._"
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echo ""
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LAT_CFG="{\"type\":\"bar\",\"data\":{\"labels\":$(labels_json),\"datasets\":[{\"label\":\"OpenLDAP\",\"backgroundColor\":\"$OL_COLOR\",\"data\":[$(vals m "$OL_JSON" meanResTime)]},{\"label\":\"OpenDJ\",\"backgroundColor\":\"$DJ_COLOR\",\"data\":[$(vals m "$DJ_JSON" meanResTime)]}]},\"options\":{\"title\":{\"display\":true,\"text\":\"Mean latency per operation (ms)\"}}}"
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echo ")"
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echo ""
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# ---------------------------------------------------------------- Caveats
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echo "### Notes"
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echo ""
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echo "- \`BIND\` is the measured **user authentication** (\`test=sbind\`, single bind/unbind on its"
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echo " own connection) as \`cn=user_<n>,ou=People\` with the password set by \`MODIFY\`. The admin"
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echo " connection bind (\`ADMIN_CONNECT\`) is cached once per thread and excluded from these results."
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echo "- MODIFY sends the password in cleartext; each server hashes it on write with the **same"
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echo " scheme (SSHA-256)** โ OpenLDAP via the pw-sha2 module + ppolicy hash-cleartext, OpenDJ via"
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echo " its Salted SHA-256 default scheme โ so BIND authentication is compared on equal footing."
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echo "- Full interactive JMeter HTML dashboards are attached as the \`jmeter-reports\` artifact."
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