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Production deployment patterns

Graceful shutdown, prod config, rollouts, readiness probes, and ship-with-confidence checks.

3 matches

Auto Rollback on Error Rate Exceeded in Python

Simulate a service that monitors a rolling window of request errors and automatically rolls back when the error rate exceeds a threshold.

error-rate rollback rolling-window

Python

import random
import time


def simulate_requests(total_requests=1000, rollback_threshold=0.2):
    """
    Simulate a service that automatically rolls back when the error rate
    exceeds a threshold within a rolling window.
    """
    window_size = 100
    errors_seen = []
    rolled_back = False

    for req_num i…

15 0 Open

Production deployment patterns easy

How to Build a Mock Trivy Image Scan Gate in Python

Simulate a Trivy image scan and enforce a security gate that fails the pipeline when vulnerabilities meet or exceed a severity threshold.

trivy security ci-cd

Python

import json
import sys


def mock_trivy_scan(image_name, severity_threshold="HIGH"):
    """Simulate a Trivy image scan result."""
    mock_vulnerabilities = [
        {"ID": "CVE-2023-1234", "Severity": "HIGH", "Package": "openssl", "FixedVersion": "3.0.9"},
        {"ID": "CVE-2024-5678", "Severity": "CRITICAL", "Pa…

13 0 Open

Production deployment patterns easy

How to Implement a Manual Approval Gate Mock in Python

Simulates a manual approval workflow with threshold-based rules, random decisions for medium amounts, and logs each result with timing.

approval simulation workflow

Python

import random
import time


def approve_request(amount: float) -> bool:
    if amount <= 1000:
        return True
    if amount <= 5000:
        return random.random() < 0.7
    return False


def main():
    requests = [500, 1200, 7500, 3000, 50]
    for amount in requests:
        start = time.perf_counter()
      …

18 0 Open

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