teleo-infrastructure/pipeline-health-check.py
Fawaz 377924dabe
feat(phase1-step3): rewire critical scripts Forgejo -> GitHub (decision-engine)
Phase 1 Step 3 — migrate research-session.sh and pipeline-health-check.py off Forgejo onto GitHub living-ip/decision-engine. eval-dispatcher.sh / eval-worker.sh documented as dead code (replaced by daemon).
2026-05-22 21:43:08 -04:00

458 lines
17 KiB
Python
Executable file

#!/usr/bin/env python3
"""Pipeline health metrics — Forgejo API → stage transitions → throughput → JSON.
Implements Vida's pipeline diagnostics spec (2026-03-11).
Runs on VPS, outputs to /opt/teleo-eval/metrics/pipeline-YYYY-MM-DD.json
"""
import argparse
import json
import os
import re
import statistics
import sys
from datetime import datetime, timedelta, timezone
import urllib.request
import urllib.error
BASE_URL = "https://api.github.com/repos/living-ip/decision-engine"
TOKEN_FILE = "/opt/teleo-eval/secrets/github-admin-token"
VERDICT_RE = re.compile(r'<!-- VERDICT:(\w+):(APPROVE|REQUEST_CHANGES) -->')
OUTPUT_DIR = "/opt/teleo-eval/metrics"
def api_get(path, token, page=1, per_page=50):
"""GET from GitHub REST API."""
sep = "&" if "?" in path else "?"
url = f"{BASE_URL}{path}{sep}page={page}&per_page={per_page}"
req = urllib.request.Request(url, headers={
"Authorization": f"Bearer {token}",
"Accept": "application/vnd.github+json",
"X-GitHub-Api-Version": "2022-11-28",
})
try:
with urllib.request.urlopen(req, timeout=30) as resp:
return json.loads(resp.read())
except urllib.error.HTTPError as e:
print(f"API error {e.code}: {path}", file=sys.stderr)
return [] if "pulls" in path or "comments" in path or "commits" in path else {}
def get_all_pulls(token, state="all", since=None):
"""Paginate through all PRs."""
all_prs = []
page = 1
while True:
# GitHub: per_page (not limit) is added by api_get; sort=created&direction=desc supported.
path = f"/pulls?state={state}&sort=created&direction=desc"
prs = api_get(path, token, page=page)
if not prs:
break
all_prs.extend(prs)
# Stop paginating if we've gone past our time window
if since and prs:
oldest = parse_ts(prs[-1].get("created_at", ""))
if oldest and oldest < since - timedelta(days=7):
break
if len(prs) < 50: # GitHub Link-header pagination would be cleaner; len-check is sufficient here
break
page += 1
return all_prs
def get_comments(token, pr_number):
"""Get all comments on a PR."""
return api_get(f"/issues/{pr_number}/comments", token)
def get_commits(token, pr_number):
"""Get all commits on a PR."""
return api_get(f"/pulls/{pr_number}/commits", token)
def parse_ts(ts_str):
"""Parse ISO timestamp to datetime."""
if not ts_str:
return None
try:
# Handle various formats
ts_str = ts_str.replace("Z", "+00:00")
return datetime.fromisoformat(ts_str)
except (ValueError, TypeError):
return None
def hours_between(start, end):
"""Hours between two datetimes."""
if not start or not end:
return None
delta = (end - start).total_seconds() / 3600
return round(delta, 2)
def parse_verdicts(comments):
"""Extract verdict events from PR comments, sorted by time."""
verdicts = []
for c in comments:
body = c.get("body", "")
ts = parse_ts(c.get("created_at"))
for match in VERDICT_RE.finditer(body):
verdicts.append({
"reviewer": match.group(1),
"verdict": match.group(2),
"ts": ts,
"user": c.get("user", {}).get("login", "unknown"),
})
verdicts.sort(key=lambda v: v["ts"] if v["ts"] else datetime.min.replace(tzinfo=timezone.utc))
return verdicts
def detect_agent(pr):
"""Detect proposing agent from branch name."""
ref = pr.get("head", {}).get("ref", "")
if "/" in ref:
prefix = ref.split("/")[0]
if prefix in ("rio", "clay", "theseus", "vida", "astra", "leo", "extract", "auto-fix"):
return prefix if prefix not in ("extract", "auto-fix") else "pipeline"
return "unknown"
def compute_stage_durations(pr, verdicts, commits):
"""Compute wait times for each stage of a PR."""
created = parse_ts(pr.get("created_at"))
merged = parse_ts(pr.get("merged_at"))
result = {
"review_wait_hrs": None,
"remediation_cycles": [],
"merge_wait_hrs": None,
}
if not verdicts:
# No review yet — still in stage 1
return result
# Stage 1: created → first verdict
first_verdict = verdicts[0]
result["review_wait_hrs"] = hours_between(created, first_verdict["ts"])
# Stage 2: REQUEST_CHANGES → next push (may repeat)
commit_times = sorted([
parse_ts(c.get("created", c.get("commit", {}).get("author", {}).get("date")))
for c in commits
if parse_ts(c.get("created", c.get("commit", {}).get("author", {}).get("date")))
])
for v in verdicts:
if v["verdict"] == "REQUEST_CHANGES" and v["ts"]:
# Find first commit after this verdict
next_push = None
for ct in commit_times:
if ct > v["ts"]:
next_push = ct
break
cycle_hrs = hours_between(v["ts"], next_push)
result["remediation_cycles"].append(cycle_hrs)
# Stage 3: last APPROVE → merged
approve_verdicts = [v for v in verdicts if v["verdict"] == "APPROVE"]
if approve_verdicts:
last_approve = approve_verdicts[-1]
if merged:
result["merge_wait_hrs"] = hours_between(last_approve["ts"], merged)
else:
result["merge_wait_hrs"] = "in_flight"
return result
def classify_pr_stage(pr, verdicts, commits):
"""Classify which queue a PR is currently in."""
if pr.get("merged_at"):
return "merged"
if pr.get("state") == "closed":
return "closed"
if not verdicts:
return "awaiting_review"
# Build per-reviewer latest verdict
reviewer_verdicts = {}
for v in verdicts:
reviewer_verdicts[v["reviewer"]] = v
# Any outstanding REQUEST_CHANGES blocks merge
has_request_changes = any(
v["verdict"] == "REQUEST_CHANGES" for v in reviewer_verdicts.values()
)
has_any_approve = any(
v["verdict"] == "APPROVE" for v in reviewer_verdicts.values()
)
if has_request_changes:
# Find the latest REQUEST_CHANGES
rc_verdicts = [v for v in verdicts if v["verdict"] == "REQUEST_CHANGES"]
latest_rc = rc_verdicts[-1]
# Check if there's been a push after it
commit_times = [
parse_ts(c.get("created", c.get("commit", {}).get("author", {}).get("date")))
for c in commits
]
has_fix = any(ct and ct > latest_rc["ts"] for ct in commit_times if ct)
if has_fix:
return "awaiting_review" # Fixed, back in review queue
return "awaiting_remediation"
if has_any_approve and not has_request_changes:
# All verdicts are APPROVE — awaiting merge
return "awaiting_merge"
return "awaiting_review"
def percentile(data, p):
"""Compute percentile of a list."""
if not data:
return None
sorted_data = sorted(data)
k = (len(sorted_data) - 1) * (p / 100)
f = int(k)
c = f + 1 if f + 1 < len(sorted_data) else f
d = k - f
return round(sorted_data[f] + d * (sorted_data[c] - sorted_data[f]), 2)
def compute_throughput(prs_with_data, window_start, window_end):
"""Compute per-hour throughput rates within the time window."""
hours = max((window_end - window_start).total_seconds() / 3600, 1)
extraction_count = 0
eval_count = 0
feedback_count = 0
merge_count = 0
for item in prs_with_data:
pr = item["pr"]
verdicts = item["verdicts"]
commits = item["commits"]
created = parse_ts(pr.get("created_at"))
if created and window_start <= created <= window_end:
extraction_count += 1
for v in verdicts:
if v["ts"] and window_start <= v["ts"] <= window_end:
eval_count += 1
merged = parse_ts(pr.get("merged_at"))
if merged and window_start <= merged <= window_end:
merge_count += 1
# Count feedback pushes (commits after REQUEST_CHANGES within window)
rc_times = [v["ts"] for v in verdicts if v["verdict"] == "REQUEST_CHANGES" and v["ts"]]
commit_times = sorted([
parse_ts(c.get("created", c.get("commit", {}).get("author", {}).get("date")))
for c in commits
if parse_ts(c.get("created", c.get("commit", {}).get("author", {}).get("date")))
])
for rc_ts in rc_times:
for ct in commit_times:
if ct and ct > rc_ts and window_start <= ct <= window_end:
feedback_count += 1
break
ext_rate = round(extraction_count / hours, 2)
eval_rate = round(eval_count / hours, 2)
fb_rate = round(feedback_count / hours, 2)
merge_rate = round(merge_count / hours, 2)
# Bottleneck: lowest throughput channel where upstream is higher
channels = {"extraction": ext_rate, "eval": eval_rate, "feedback": fb_rate, "merge": merge_rate}
bottleneck = "none"
# Simple: if extraction > eval, bottleneck is eval. Walk the chain.
if ext_rate > eval_rate and eval_rate > 0:
bottleneck = "eval"
elif eval_rate > fb_rate and fb_rate > 0:
bottleneck = "feedback"
elif fb_rate > merge_rate and merge_rate > 0:
bottleneck = "merge"
elif ext_rate > 0 and eval_rate == 0:
bottleneck = "eval"
return {
"extraction_per_hr": ext_rate,
"eval_per_hr": eval_rate,
"feedback_per_hr": fb_rate,
"merge_per_hr": merge_rate,
"bottleneck": bottleneck,
"queue_growth_rate": round(ext_rate - merge_rate, 2),
}
def main():
parser = argparse.ArgumentParser(description="Pipeline health metrics")
parser.add_argument("--hours", type=int, default=24, help="Time window in hours (default: 24)")
parser.add_argument("--output", help="Output file path (default: /opt/teleo-eval/metrics/pipeline-YYYY-MM-DD.json)")
parser.add_argument("--max-prs", type=int, default=200, help="Max PRs to analyze")
args = parser.parse_args()
# Read token
token = open(TOKEN_FILE).read().strip()
now = datetime.now(timezone.utc)
window_start = now - timedelta(hours=args.hours)
window_end = now
print(f"Pipeline health check: {window_start.isoformat()}{window_end.isoformat()}")
# Fetch open PRs
print("Fetching open PRs...", file=sys.stderr)
open_prs = get_all_pulls(token, state="open", since=window_start)
print(f" {len(open_prs)} open PRs fetched", file=sys.stderr)
# Fetch recently closed/merged PRs (sort by updated to get recent merges)
print("Fetching recently closed PRs...", file=sys.stderr)
closed_prs = api_get("/pulls?state=closed&sort=updated&direction=desc", token)
# Filter to those merged/closed within our window
recent_closed = [p for p in closed_prs if
(parse_ts(p.get("merged_at", "")) and parse_ts(p["merged_at"]) >= window_start) or
(parse_ts(p.get("closed_at", "")) and parse_ts(p["closed_at"]) >= window_start)]
print(f" {len(recent_closed)} recently closed/merged PRs", file=sys.stderr)
# Combine: all open + recently closed, deduplicate
all_prs = open_prs + closed_prs
analyze_prs = list({p["number"]: p for p in open_prs + recent_closed}.values())
analyze_prs = analyze_prs[:args.max_prs]
print(f" Analyzing {len(analyze_prs)} PRs ({len(open_prs)} open, {len(recent_closed)} recently merged/closed)", file=sys.stderr)
# Fetch comments + commits for each PR
prs_with_data = []
for i, pr in enumerate(analyze_prs):
num = pr["number"]
if (i + 1) % 20 == 0:
print(f" Processing PR {i+1}/{len(analyze_prs)}...", file=sys.stderr)
comments = get_comments(token, num)
commits = get_commits(token, num)
verdicts = parse_verdicts(comments)
stage = classify_pr_stage(pr, verdicts, commits)
durations = compute_stage_durations(pr, verdicts, commits)
prs_with_data.append({
"pr": pr,
"verdicts": verdicts,
"commits": commits,
"stage": stage,
"durations": durations,
})
# Compute throughput
throughput = compute_throughput(prs_with_data, window_start, window_end)
# Compute wait times
review_waits = [d["durations"]["review_wait_hrs"] for d in prs_with_data
if d["durations"]["review_wait_hrs"] is not None]
remediation_waits = [c for d in prs_with_data
for c in d["durations"]["remediation_cycles"]
if c is not None]
merge_waits = [d["durations"]["merge_wait_hrs"] for d in prs_with_data
if d["durations"]["merge_wait_hrs"] is not None
and d["durations"]["merge_wait_hrs"] != "in_flight"]
wait_times = {
"review": {
"median_hrs": round(statistics.median(review_waits), 2) if review_waits else None,
"p90_hrs": percentile(review_waits, 90),
"max_hrs": round(max(review_waits), 2) if review_waits else None,
"n": len(review_waits),
},
"remediation": {
"median_hrs": round(statistics.median(remediation_waits), 2) if remediation_waits else None,
"p90_hrs": percentile(remediation_waits, 90),
"max_hrs": round(max(remediation_waits), 2) if remediation_waits else None,
"n": len(remediation_waits),
},
"merge": {
"median_hrs": round(statistics.median(merge_waits), 2) if merge_waits else None,
"p90_hrs": percentile(merge_waits, 90),
"max_hrs": round(max(merge_waits), 2) if merge_waits else None,
"n": len(merge_waits),
},
}
# Queue snapshot
queue = {
"awaiting_review": sum(1 for d in prs_with_data if d["stage"] == "awaiting_review"),
"awaiting_remediation": sum(1 for d in prs_with_data if d["stage"] == "awaiting_remediation"),
"awaiting_merge": sum(1 for d in prs_with_data if d["stage"] == "awaiting_merge"),
"total_open": len(open_prs),
}
# Per-PR detail
per_pr = []
for d in prs_with_data:
pr = d["pr"]
if pr.get("state") != "open":
continue
per_pr.append({
"number": pr["number"],
"title": pr.get("title", "")[:100],
"branch": pr.get("head", {}).get("ref", ""),
"agent": detect_agent(pr),
"current_stage": d["stage"],
"created_at": pr.get("created_at"),
"stage_durations": d["durations"],
})
# Sort per_pr by longest wait first
per_pr.sort(key=lambda p: p.get("stage_durations", {}).get("review_wait_hrs") or 0, reverse=True)
# Build output
output = {
"generated": now.isoformat(),
"window": {
"start": window_start.isoformat(),
"end": window_end.isoformat(),
"hours": args.hours,
},
"throughput": throughput,
"wait_times": wait_times,
"queue_snapshot": queue,
"per_pr": per_pr,
}
# Write output
os.makedirs(OUTPUT_DIR, exist_ok=True)
output_path = args.output or os.path.join(OUTPUT_DIR, f"pipeline-{now.strftime('%Y-%m-%d')}.json")
with open(output_path, "w") as f:
json.dump(output, f, indent=2, default=str)
# Print summary
print(f"\n{'='*60}")
print(f" PIPELINE HEALTH — {now.strftime('%Y-%m-%d %H:%M')} UTC")
print(f" Window: {args.hours}h")
print(f"{'='*60}")
print(f" Throughput (per hour):")
print(f" Extraction: {throughput['extraction_per_hr']}")
print(f" Eval: {throughput['eval_per_hr']}")
print(f" Feedback: {throughput['feedback_per_hr']}")
print(f" Merge: {throughput['merge_per_hr']}")
print(f" Bottleneck: {throughput['bottleneck']}")
print(f" Queue growth: {throughput['queue_growth_rate']}/hr")
print(f" Wait times (hours):")
print(f" Review: median={wait_times['review']['median_hrs']} p90={wait_times['review']['p90_hrs']} n={wait_times['review']['n']}")
print(f" Remediation: median={wait_times['remediation']['median_hrs']} p90={wait_times['remediation']['p90_hrs']} n={wait_times['remediation']['n']}")
print(f" Merge: median={wait_times['merge']['median_hrs']} p90={wait_times['merge']['p90_hrs']} n={wait_times['merge']['n']}")
print(f" Queue:")
print(f" Awaiting review: {queue['awaiting_review']}")
print(f" Awaiting remediation: {queue['awaiting_remediation']}")
print(f" Awaiting merge: {queue['awaiting_merge']}")
print(f" Total open: {queue['total_open']}")
print(f"{'='*60}")
print(f" Output: {output_path}")
return 0
if __name__ == "__main__":
sys.exit(main())