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import gzip
import json
import os
import platform
import shutil
import socket
import subprocess
import sys
import threading
import time
import requests
import uvicorn
from aws_cdk import (
CfnResource,
Stack,
)
from constructs import Construct
from fastapi import FastAPI, Request
from scripts.build_aws_lambda_layer import DIST_PATH, build_packaged_zip
LAMBDA_FUNCTION_DIR = "./tests/integrations/aws_lambda/lambda_functions/"
LAMBDA_FUNCTION_WITH_EMBEDDED_SDK_DIR = (
"./tests/integrations/aws_lambda/lambda_functions_with_embedded_sdk/"
)
LAMBDA_FUNCTION_TIMEOUT = 10
SAM_PORT = 3001
PYTHON_VERSION = f"python{sys.version_info.major}.{sys.version_info.minor}"
def get_host_ip():
"""
Returns the IP address of the host we are running on.
"""
if os.environ.get("GITHUB_ACTIONS"):
# Running in GitHub Actions
hostname = socket.gethostname()
host = socket.gethostbyname(hostname)
else:
# Running locally
if platform.system() in ["Darwin", "Windows"]:
# Windows or MacOS
host = "host.docker.internal"
else:
# Linux
hostname = socket.gethostname()
host = socket.gethostbyname(hostname)
return host
class LocalLambdaStack(Stack):
"""
Uses the AWS CDK to create a local SAM stack containing Lambda functions.
"""
def __init__(self, scope: Construct, construct_id: str, **kwargs) -> None:
print("[LocalLambdaStack] Creating local SAM Lambda Stack")
super().__init__(scope, construct_id, **kwargs)
# Override the template synthesis
self.template_options.template_format_version = "2010-09-09"
self.template_options.transforms = ["AWS::Serverless-2016-10-31"]
print("[LocalLambdaStack] Create Sentry Lambda layer package")
filename = "sentry-sdk-lambda-layer.zip"
subprocess.check_call(["uv", "build", "-o", DIST_PATH])
build_packaged_zip(out_zip_filename=filename)
print(
"[LocalLambdaStack] Add Sentry Lambda layer containing the Sentry SDK to the SAM stack"
)
self.sentry_layer = CfnResource(
self,
"SentryPythonServerlessSDK",
type="AWS::Serverless::LayerVersion",
properties={
"ContentUri": os.path.join(DIST_PATH, filename),
"CompatibleRuntimes": [
PYTHON_VERSION,
],
},
)
dsn = f"http://123@{get_host_ip()}:9999/0" # noqa: E231
print("[LocalLambdaStack] Using Sentry DSN: %s" % dsn)
print(
"[LocalLambdaStack] Add all Lambda functions defined in "
"/tests/integrations/aws_lambda/lambda_functions/ to the SAM stack"
)
lambda_dirs = [
d
for d in os.listdir(LAMBDA_FUNCTION_DIR)
if os.path.isdir(os.path.join(LAMBDA_FUNCTION_DIR, d))
]
for lambda_dir in lambda_dirs:
CfnResource(
self,
lambda_dir,
type="AWS::Serverless::Function",
properties={
"CodeUri": os.path.join(LAMBDA_FUNCTION_DIR, lambda_dir),
"Handler": "sentry_sdk.integrations.init_serverless_sdk.sentry_lambda_handler",
"Runtime": PYTHON_VERSION,
"Timeout": LAMBDA_FUNCTION_TIMEOUT,
"Layers": [
{"Ref": self.sentry_layer.logical_id}
], # Add layer containing the Sentry SDK to function.
"Environment": {
"Variables": {
"SENTRY_DSN": dsn,
"SENTRY_INITIAL_HANDLER": "index.handler",
"SENTRY_TRACES_SAMPLE_RATE": "1.0",
}
},
},
)
print(
"[LocalLambdaStack] - Created Lambda function: %s (%s)"
% (
lambda_dir,
os.path.join(LAMBDA_FUNCTION_DIR, lambda_dir),
)
)
print(
"[LocalLambdaStack] Add all Lambda functions defined in "
"/tests/integrations/aws_lambda/lambda_functions_with_embedded_sdk/ to the SAM stack"
)
lambda_dirs = [
d
for d in os.listdir(LAMBDA_FUNCTION_WITH_EMBEDDED_SDK_DIR)
if os.path.isdir(os.path.join(LAMBDA_FUNCTION_WITH_EMBEDDED_SDK_DIR, d))
]
for lambda_dir in lambda_dirs:
# Copy the Sentry SDK into the function directory
sdk_path = os.path.join(
LAMBDA_FUNCTION_WITH_EMBEDDED_SDK_DIR, lambda_dir, "sentry_sdk"
)
if not os.path.exists(sdk_path):
# Find the Sentry SDK in the current environment
import sentry_sdk as sdk_module
sdk_source = os.path.dirname(sdk_module.__file__)
shutil.copytree(sdk_source, sdk_path)
# Install the requirements of Sentry SDK into the function directory
subprocess.check_call(
[
"uv",
"pip",
"install",
"--upgrade",
"--group",
"aws",
"--target",
os.path.join(LAMBDA_FUNCTION_WITH_EMBEDDED_SDK_DIR, lambda_dir),
]
)
CfnResource(
self,
lambda_dir,
type="AWS::Serverless::Function",
properties={
"CodeUri": os.path.join(
LAMBDA_FUNCTION_WITH_EMBEDDED_SDK_DIR, lambda_dir
),
"Handler": "index.handler",
"Runtime": PYTHON_VERSION,
"Timeout": LAMBDA_FUNCTION_TIMEOUT,
"Environment": {
"Variables": {
"SENTRY_DSN": dsn,
}
},
},
)
print(
"[LocalLambdaStack] - Created Lambda function: %s (%s)"
% (
lambda_dir,
os.path.join(LAMBDA_FUNCTION_DIR, lambda_dir),
)
)
@classmethod
def wait_for_stack(cls, timeout=60, port=SAM_PORT):
"""
Wait for SAM to be ready, with timeout.
"""
start_time = time.time()
while True:
if time.time() - start_time > timeout:
raise TimeoutError(
"AWS SAM failed to start within %s seconds. (Maybe Docker is not running?)"
% timeout
)
try:
# Try to connect to SAM
response = requests.get(f"http://127.0.0.1:{port}/") # noqa: E231
if response.status_code == 200 or response.status_code == 404:
return
except requests.exceptions.ConnectionError:
time.sleep(1)
continue
class SentryServerForTesting:
"""
A simple Sentry.io style server that accepts envelopes and stores them in a list.
"""
def __init__(self, host="0.0.0.0", port=9999, log_level="warning"):
self.envelopes = []
self.span_items = []
self.host = host
self.port = port
self.log_level = log_level
self.app = FastAPI()
@self.app.post("/api/0/envelope/")
async def envelope(request: Request):
print("[SentryServerForTesting] Received envelope")
try:
raw_body = await request.body()
except Exception:
return {"status": "no body received"}
try:
body = gzip.decompress(raw_body).decode("utf-8")
except Exception:
# If decompression fails, assume it's plain text
body = raw_body.decode("utf-8")
lines = body.split("\n")
current_line = 1 # line 0 is envelope header
while current_line < len(lines):
# skip empty lines
if not lines[current_line].strip():
current_line += 1
continue
# parse envelope item header
item_header = json.loads(lines[current_line])
current_line += 1
# parse envelope item payload
if current_line < len(lines) and lines[current_line].strip():
parsed_item = json.loads(lines[current_line])
if item_header.get("type") == "span":
if "items" in parsed_item:
self.span_items.extend(parsed_item["items"])
else:
self.span_items.append(parsed_item)
else:
self.envelopes.append(parsed_item)
current_line += 1
return {"status": "ok"}
def run_server(self):
uvicorn.run(self.app, host=self.host, port=self.port, log_level=self.log_level)
def start(self):
print(
"[SentryServerForTesting] Starting server on %s:%s" % (self.host, self.port)
)
server_thread = threading.Thread(target=self.run_server, daemon=True)
server_thread.start()
def clear_envelopes(self):
print("[SentryServerForTesting] Clearing envelopes")
self.envelopes = []
self.span_items = []
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