Merge pull request #3953 from edx/jdmulloy/ops1790_monitor_ses

Add check-ses-limits python script

requirements3.txt

+# Needed for SES limits check job
+boto3==1.4.4
+awscli==1.11.58

util/jenkins/check-ses-limits.py

+#!/usr/bin/python3
+
+# This script is used by the monioring/check-seslimits Jenkins job
+
+import boto3
+import argparse
+import sys
+
+
+# Copied from https://stackoverflow.com/a/41153081
+class ExtendAction(argparse.Action):
+    def __call__(self, parser, namespace, values, option_string=None):
+        items = getattr(namespace, self.dest) or []
+        items.extend(values)
+        setattr(namespace, self.dest, items)
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument('-c', '--critical', required=True, type=float,
+                        help="Critical threshold in percentage")
+    parser.add_argument('-w', '--warning', required=False, type=float,
+                        help="Warning threshold in percentage (Optional)")
+    parser.add_argument('-r', '--region', dest='regions', nargs='+',
+                        action=ExtendAction, required=True,
+                        help="AWS regions to check")
+    args = parser.parse_args()
+
+    if args.warning and args.warning >= args.critical:
+        warn_str = "Warning threshold ({})".format(args.warning)
+        crit_str = "Critical threshold ({})".format(args.critical)
+        print("ERROR: {} >= {}".format(warn_str, crit_str))
+        sys.exit(1)
+
+    exit_code = 0
+
+    session = boto3.session.Session()
+    for region in args.regions:
+        ses = session.client('ses', region_name=region)
+        data = ses.get_send_quota()
+        limit = data["Max24HourSend"]
+        current = data["SentLast24Hours"]
+        percent = current/limit
+        level = None
+
+        if percent >= args.critical:
+            level = "CRITICAL"
+        elif args.warning and percent >= args.warning:
+            level = "WARNING"
+
+        if level:
+            print("{} {}/{} ({}%) - {}".format(region, current, limit, percent,
+                  level))
+            exit_code += 1
+
+    sys.exit(exit_code)