|
| 1 | +import os |
| 2 | +import requests |
| 3 | +from datetime import datetime, timedelta |
| 4 | + |
| 5 | +# Set up the GitHub and Slack tokens from environment variables |
| 6 | +GH_TOKEN = os.getenv("GH_TOKEN") |
| 7 | +SLACK_TOKEN = os.getenv("SLACK_TOKEN") |
| 8 | +REPO_OWNER = "DefectDojo" |
| 9 | +REPO_NAME = "django-DefectDojo" |
| 10 | +GITHUB_USER_NAME_TO_SLACK_EMAIL = { |
| 11 | + "Maffooch": "cody@defectdojo.com", |
| 12 | + "mtesauro": "matt@defectdojo.com", |
| 13 | + "devGregA": "greg@defectdojo.com", |
| 14 | + "blakeaowens": "blake@defectdojo.com", |
| 15 | + "dogboat": "sean@defectdojo.com", |
| 16 | + "cneill": "charles@defectdojo.com", |
| 17 | + "hblankenship": "harold@defectdojo.com", |
| 18 | +} |
| 19 | + |
| 20 | + |
| 21 | +# Helper function to calculate the prior Thursday from a given date |
| 22 | +def get_prior_thursday(date: datetime) -> str: |
| 23 | + # Calculate the day of the week (0=Monday, 1=Tuesday, ..., 6=Sunday) |
| 24 | + weekday = date.weekday() |
| 25 | + # If today is Thursday (weekday 3), return the same day. |
| 26 | + if weekday == 3: |
| 27 | + return date |
| 28 | + # Calculate how many days to subtract to reach the most recent Thursday |
| 29 | + days_to_subtract = ( |
| 30 | + weekday - 3 |
| 31 | + ) % 7 # (weekday - 3) gives the number of days past Thursday |
| 32 | + prior_thursday = date - timedelta(days=days_to_subtract) |
| 33 | + |
| 34 | + return prior_thursday.strftime("%Y-%m-%d") |
| 35 | + |
| 36 | + |
| 37 | +# Helper function to get Slack User ID from Slack Email |
| 38 | +def get_slack_user_id(slack_email: str) -> int: |
| 39 | + headers = {"Authorization": f"Bearer {SLACK_TOKEN}"} |
| 40 | + params = {"email": slack_email} |
| 41 | + response = requests.get( |
| 42 | + "https://slack.com/api/users.lookupByEmail", headers=headers, params=params |
| 43 | + ) |
| 44 | + |
| 45 | + if response.status_code != 200 or not response.json().get("ok"): |
| 46 | + print(f"Error fetching Slack user ID for email {slack_email}: {response.text}") |
| 47 | + return None |
| 48 | + |
| 49 | + slack_user_id = response.json().get("user", {}).get("id") |
| 50 | + return slack_user_id |
| 51 | + |
| 52 | + |
| 53 | +# Helper function to fetch pull requests from GitHub |
| 54 | +def get_pull_requests() -> dict: |
| 55 | + headers = {"Authorization": f"token {GH_TOKEN}"} |
| 56 | + response = requests.get( |
| 57 | + f"https://api.github.com/repos/{REPO_OWNER}/{REPO_NAME}/pulls", headers=headers |
| 58 | + ) |
| 59 | + |
| 60 | + if response.status_code != 200: |
| 61 | + print(f"Error fetching PRs: {response.text}") |
| 62 | + response.raise_for_status() |
| 63 | + |
| 64 | + return response.json() |
| 65 | + |
| 66 | + |
| 67 | +# Helper function to get PR reviews (approved, changes requested, or pending) |
| 68 | +def get_pr_reviews(pull_request: dict) -> list[dict]: |
| 69 | + pr_number = pull_request["number"] |
| 70 | + reviews_url = f"https://api.github.com/repos/{REPO_OWNER}/{REPO_NAME}/pulls/{pr_number}/reviews" |
| 71 | + headers = {"Authorization": f"token {GH_TOKEN}"} |
| 72 | + response = requests.get(reviews_url, headers=headers) |
| 73 | + |
| 74 | + if response.status_code != 200: |
| 75 | + print(f"Error fetching reviews for PR {pr_number}: {response.text}") |
| 76 | + return [] |
| 77 | + |
| 78 | + reviews = response.json() |
| 79 | + # Dictionary to store the latest review for each user |
| 80 | + latest_reviews = {} |
| 81 | + # Iterate over each review to find the latest one for each user |
| 82 | + for review in reviews: |
| 83 | + user = review["user"]["login"] |
| 84 | + submitted_at = review["submitted_at"] |
| 85 | + state = review["state"] |
| 86 | + # Convert the submitted_at timestamp to a datetime object for comparison |
| 87 | + review_time = datetime.strptime(submitted_at, "%Y-%m-%dT%H:%M:%SZ") |
| 88 | + # If the user doesn't have a review or the current one is later, update |
| 89 | + if ( |
| 90 | + user not in latest_reviews |
| 91 | + or review_time > latest_reviews[user]["submitted_at"] |
| 92 | + and state != "COMMENTED" |
| 93 | + ): |
| 94 | + latest_reviews[user] = { |
| 95 | + "user": user, |
| 96 | + "state": state, |
| 97 | + "submitted_at": review_time, |
| 98 | + "url": review["html_url"], |
| 99 | + } |
| 100 | + # Determine if there are any pending reviewers |
| 101 | + latest_reviews.update( |
| 102 | + { |
| 103 | + user_dict.get("login"): { |
| 104 | + "user": user_dict.get("login"), |
| 105 | + "state": "PENDING", |
| 106 | + } |
| 107 | + for user_dict in pull_request.get("requested_reviewers", []) |
| 108 | + } |
| 109 | + ) |
| 110 | + # Return the latest review state and URL for each user |
| 111 | + return latest_reviews.values() |
| 112 | + |
| 113 | + |
| 114 | +# Helper function to send a message via Slack |
| 115 | +def send_slack_message(slack_user_id: int, message: str) -> None: |
| 116 | + headers = { |
| 117 | + "Content-Type": "application/json", |
| 118 | + "Authorization": f"Bearer {SLACK_TOKEN}", |
| 119 | + } |
| 120 | + payload = {"channel": slack_user_id, "text": message} |
| 121 | + response = requests.post( |
| 122 | + "https://slack.com/api/chat.postMessage", json=payload, headers=headers |
| 123 | + ) |
| 124 | + |
| 125 | + if response.status_code != 200 or not response.json().get("ok"): |
| 126 | + print(f"Error sending Slack message: {response.text}") |
| 127 | + response.raise_for_status() |
| 128 | + |
| 129 | + |
| 130 | +# Helper function to format the PR message with review statuses |
| 131 | +def format_pr_message(pull_request: dict, reviews: list[dict]) -> str: |
| 132 | + repo_name = pull_request["head"]["repo"]["name"] |
| 133 | + pull_request_title = pull_request["title"] |
| 134 | + pull_request_url = pull_request["html_url"] |
| 135 | + pull_request_number = pull_request["number"] |
| 136 | + constructed_title = f"{repo_name} (#{pull_request_number}): {pull_request_title}" |
| 137 | + message = f"• <{pull_request_url}|{constructed_title}>" |
| 138 | + # Fetch the milestone due date and URL |
| 139 | + if (milestone := pull_request.get("milestone")) is not None and ( |
| 140 | + (milestone_due_date := milestone.get("due_on")) |
| 141 | + and (milestone_url := milestone.get("html_url")) |
| 142 | + and (milestone_title := milestone.get("title")) |
| 143 | + ): |
| 144 | + message += f"\n Merge by: {get_prior_thursday(datetime.strptime(milestone_due_date, '%Y-%m-%dT%H:%M:%SZ'))} for release <{milestone_url}|{milestone_title}>" |
| 145 | + # Format reviews and append to the message (only latest review status per user) |
| 146 | + message += "\n Review Status:\n" |
| 147 | + for review in reviews: |
| 148 | + user = review["user"] |
| 149 | + state = review["state"] |
| 150 | + if url := review.get("url"): |
| 151 | + message += f" • {user}: <{url}|{state.lower().capitalize()}>\n" |
| 152 | + else: |
| 153 | + message += f" • {user}: {state.lower().capitalize()}\n" |
| 154 | + |
| 155 | + return message |
| 156 | + |
| 157 | + |
| 158 | +# Main function to process PRs and notify Slack users |
| 159 | +def notify_reviewers(): |
| 160 | + try: |
| 161 | + user_pr_map = {} |
| 162 | + slack_email_to_slack_id = {} |
| 163 | + pull_requests = get_pull_requests() |
| 164 | + # Logging all fetched PR details |
| 165 | + print(f"Fetched {len(pull_requests)} PRs from GitHub.") |
| 166 | + for pull_request in pull_requests: |
| 167 | + title = pull_request["title"] |
| 168 | + pr_number = pull_request["number"] |
| 169 | + print(f"Processing PR: {pr_number} - {title}") |
| 170 | + reviews = get_pr_reviews(pull_request) |
| 171 | + print(f"Found {len(reviews)} reviews for PR {pr_number}.") |
| 172 | + message = format_pr_message(pull_request, reviews) |
| 173 | + # Map Slack users to PR messages |
| 174 | + for review in reviews: |
| 175 | + github_username = review["user"] |
| 176 | + if github_username not in user_pr_map: |
| 177 | + user_pr_map[github_username] = "" |
| 178 | + # Determine if we should prune any non pending reviews |
| 179 | + if f"{github_username}: Pending" in message: |
| 180 | + user_pr_map[github_username] += message + "\n" |
| 181 | + # Add the Header at the beginning of the list |
| 182 | + header_message = "Here are the PRs that are still requiring review:" |
| 183 | + # Add Tips and Tricks at the end of the list |
| 184 | + tips_message = "*Tips and Tricks*\n" |
| 185 | + tips_message += ( |
| 186 | + "• This is how to remove a PR from the list: Approve, Request changes, or leave a general comment.\n" |
| 187 | + "• If someone else has requested changes, then leave a general comment to remove the pending review from yourself." |
| 188 | + ) |
| 189 | + # Send Slack messages to reviewers |
| 190 | + for github_username, pr_list in user_pr_map.items(): |
| 191 | + if pr_list: |
| 192 | + if slack_email := GITHUB_USER_NAME_TO_SLACK_EMAIL.get(github_username): |
| 193 | + if slack_user_id := slack_email_to_slack_id.get( |
| 194 | + slack_email, get_slack_user_id(slack_email) |
| 195 | + ): |
| 196 | + message_content = f"Hello {github_username}! {header_message}\n{pr_list}\n{tips_message}" |
| 197 | + # print("\n\n", message_content, "\n\n") |
| 198 | + send_slack_message(slack_user_id, message_content) |
| 199 | + except Exception as e: |
| 200 | + print(f"Error occurred: {e}") |
| 201 | + raise |
| 202 | + |
| 203 | + |
| 204 | +if __name__ == "__main__": |
| 205 | + notify_reviewers() |
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