From caf4037a5670bffd386395ac648caba06dac64e1 Mon Sep 17 00:00:00 2001
From: Iain Sproat <68657+iainsproat@users.noreply.github.com>
Date: Thu, 2 Oct 2025 20:23:27 +0100
Subject: [PATCH] feat(ifc-importer): serve prometheus metrics (#5627)

---
 .pre-commit-config.yaml                    |  5 -----
 packages/ifc-import-service/main.py        |  2 ++
 packages/ifc-import-service/pyproject.toml |  1 +
 packages/ifc-import-service/uv.lock        | 11 +++++++++++
 4 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index bfbae7b60..a48793250 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -12,11 +12,6 @@ repos:
       - id: shellcheck-system
         name: shellcheck
 
-  - repo: https://github.com/syntaqx/git-hooks
-    rev: 'v0.0.17'
-    hooks:
-      - id: circleci-config-validate
-
   - repo: https://github.com/specklesystems/pre-commit
     rev: '0.2.0'
     hooks:
diff --git a/packages/ifc-import-service/main.py b/packages/ifc-import-service/main.py
index 2a9d694df..40412a000 100644
--- a/packages/ifc-import-service/main.py
+++ b/packages/ifc-import-service/main.py
@@ -5,6 +5,7 @@ from http.server import BaseHTTPRequestHandler, HTTPServer
 from multiprocessing import Process
 
 import structlog
+from prometheus_client import start_http_server
 from structlog_to_seq import CelfProcessor
 
 from ifc_importer.job_processor import job_processor
@@ -52,6 +53,7 @@ async def main():
     httpd = HTTPServer(("0.0.0.0", 9080), HealthcheckHTTPRequestHandler)
     healthcheck_server_process = Process(target=httpd.serve_forever, daemon=True)
     healthcheck_server_process.start()
+    start_http_server(9093)
 
     # we do not need any sort of signal handling logic,
     # cause if the context of the job transaction exits,
diff --git a/packages/ifc-import-service/pyproject.toml b/packages/ifc-import-service/pyproject.toml
index 47066163f..955d8a1cf 100644
--- a/packages/ifc-import-service/pyproject.toml
+++ b/packages/ifc-import-service/pyproject.toml
@@ -13,6 +13,7 @@ dependencies = [
     "structlog-to-seq>=21.0.0",
     "specklepy[speckleifc]>=3.0.7",
     "colorful>=0.5.7",
+    "prometheus-client>=0.23.1",
 ]
 
 [dependency-groups]
diff --git a/packages/ifc-import-service/uv.lock b/packages/ifc-import-service/uv.lock
index afe40f4f7..a9772d3c1 100644
--- a/packages/ifc-import-service/uv.lock
+++ b/packages/ifc-import-service/uv.lock
@@ -230,6 +230,7 @@ source = { editable = "." }
 dependencies = [
     { name = "asyncpg" },
     { name = "colorful" },
+    { name = "prometheus-client" },
     { name = "pydantic" },
     { name = "python-dotenv" },
     { name = "specklepy", extra = ["speckleifc"] },
@@ -249,6 +250,7 @@ dev = [
 requires-dist = [
     { name = "asyncpg", specifier = ">=0.30.0" },
     { name = "colorful", specifier = ">=0.5.7" },
+    { name = "prometheus-client", specifier = ">=0.23.1" },
     { name = "pydantic", specifier = ">=2.11.7" },
     { name = "python-dotenv", specifier = ">=1.0.0" },
     { name = "specklepy", extras = ["speckleifc"], specifier = ">=3.0.7" },
@@ -414,6 +416,15 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/c1/9e/1652778bce745a67b5fe05adde60ed362d38eb17d919a540e813d30f6874/numpy-2.3.2-cp314-cp314t-win_arm64.whl", hash = "sha256:092aeb3449833ea9c0bf0089d70c29ae480685dd2377ec9cdbbb620257f84631", size = 10544226, upload-time = "2025-07-24T20:56:34.509Z" },
 ]
 
+[[package]]
+name = "prometheus-client"
+version = "0.23.1"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/23/53/3edb5d68ecf6b38fcbcc1ad28391117d2a322d9a1a3eff04bfdb184d8c3b/prometheus_client-0.23.1.tar.gz", hash = "sha256:6ae8f9081eaaaf153a2e959d2e6c4f4fb57b12ef76c8c7980202f1e57b48b2ce", size = 80481, upload-time = "2025-09-18T20:47:25.043Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/b8/db/14bafcb4af2139e046d03fd00dea7873e48eafe18b7d2797e73d6681f210/prometheus_client-0.23.1-py3-none-any.whl", hash = "sha256:dd1913e6e76b59cfe44e7a4b83e01afc9873c1bdfd2ed8739f1e76aeca115f99", size = 61145, upload-time = "2025-09-18T20:47:23.875Z" },
+]
+
 [[package]]
 name = "propcache"
 version = "0.3.2"