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fix: Regex for Cron Monitors #4407

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Merged
jamescrosswell merged 15 commits into from
Aug 11, 2025
Merged

fix: Regex for Cron Monitors #4407

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b5a3a05
fix: Regex for Cron Monitors
jamescrosswell Aug 4, 2025
8ee67bc
Update SentryMonitorOptionsTests.cs
jamescrosswell Aug 4, 2025
b37807f
Update CHANGELOG.md
jamescrosswell Aug 4, 2025
e325782
Update SentryMonitorOptionsTests.cs
jamescrosswell Aug 5, 2025
2f23c63
Fixed expression for minutes and hours
jamescrosswell Aug 5, 2025
c164cb7
Fixed day of month
jamescrosswell Aug 5, 2025
8799754
Fixed months
jamescrosswell Aug 5, 2025
3ca5696
Fixed weekday
jamescrosswell Aug 5, 2025
ba5eea5
Update SentryMonitorOptions.cs
jamescrosswell Aug 6, 2025
535b865
Code comments
jamescrosswell Aug 7, 2025
9e5890b
Update SentryMonitorOptionsTests.cs
jamescrosswell Aug 7, 2025
da1cdea
Update SentryMonitorOptions.cs
jamescrosswell Aug 7, 2025
a620394
Update SentryMonitorOptions.cs
jamescrosswell Aug 10, 2025
f31d98c
Update SentryMonitorOptionsTests.cs
jamescrosswell Aug 10, 2025
411dd04
Update SentryMonitorOptions.cs
jamescrosswell Aug 10, 2025
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fix: Regex for Cron Monitors 
Resolves #4372
- #4372
  • Loading branch information
@jamescrosswell
jamescrosswell committed Aug 4, 2025
commit b5a3a058d9113e473f8c6924d8460da903888d4a
6 changes: 4 additions & 2 deletions src/Sentry/SentryMonitorOptions.cs
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Expand Up @@ -57,15 +57,17 @@ public partial class SentryMonitorOptions : ISentryJsonSerializable
// - Allows */n for step values where n must be any positive integer (except zero)
// - Allows single values within their valid ranges
// - Allows ranges (e.g., 8-10)
// - Allows step values with ranges (e.g., 8-18/4)
// - Allows lists of values and ranges (e.g., 6,8,9 or 8-10,12-14)
// - Allows weekday names (MON, TUE, WED, THU, FRI, SAT, SUN)
//
// Valid ranges for each field:
// - Minutes: 0-59
// - Hours: 0-23
// - Days: 1-31
// - Months: 1-12
// - Weekdays: 0-7 (0 and 7 both represent Sunday)
private const string ValidCrontabPattern = @"^(\*|(\*\/([1-9][0-9]*))|([0-5]?\d)(-[0-5]?\d)?)(,([0-5]?\d)(-[0-5]?\d)?)*(\s+)(\*|(\*\/([1-9][0-9]*))|([01]?\d|2[0-3])(-([01]?\d|2[0-3]))?)((,([01]?\d|2[0-3])(-([01]?\d|2[0-3]))?)*)?(\s+)(\*|(\*\/([1-9][0-9]*))|([1-9]|[12]\d|3[01])(-([1-9]|[12]\d|3[01]))?)((,([1-9]|[12]\d|3[01])(-([1-9]|[12]\d|3[01]))?)*)?(\s+)(\*|(\*\/([1-9][0-9]*))|([1-9]|1[0-2])(-([1-9]|1[0-2]))?)((,([1-9]|1[0-2])(-([1-9]|1[0-2]))?)*)?(\s+)(\*|(\*\/([1-9][0-9]*))|[0-7](-[0-7])?)((,[0-7](-[0-7])?)*)?$";
// - Weekdays: 0-7 (0 and 7 both represent Sunday) or MON-SUN
private const string ValidCrontabPattern = @"^(\*|(\*\/([1-9][0-9]*))|([0-5]?\d)(-[0-5]?\d)?(\/([1-9][0-9]*))?)(,(\*|(\*\/([1-9][0-9]*))|([0-5]?\d)(-[0-5]?\d)?(\/([1-9][0-9]*))?))*(\s+)(\*|(\*\/([1-9][0-9]*))|([01]?\d|2[0-3])(-([01]?\d|2[0-3]))?(\/([1-9][0-9]*))?)((,(\*|(\*\/([1-9][0-9]*))|([01]?\d|2[0-3])(-([01]?\d|2[0-3]))?(\/([1-9][0-9]*))?))*)?(\s+)(\*|(\*\/([1-9][0-9]*))|([1-9]|[12]\d|3[01])(-([1-9]|[12]\d|3[01]))?(\/([1-9][0-9]*))?)((,(\*|(\*\/([1-9][0-9]*))|([1-9]|[12]\d|3[01])(-([1-9]|[12]\d|3[01]))?(\/([1-9][0-9]*))?))*)?(\s+)(\*|(\*\/([1-9][0-9]*))|([1-9]|1[0-2])(-([1-9]|1[0-2]))?(\/([1-9][0-9]*))?)((,(\*|(\*\/([1-9][0-9]*))|([1-9]|1[0-2])(-([1-9]|1[0-2]))?(\/([1-9][0-9]*))?))*)?(\s+)(\*|(\*\/([1-9][0-9]*))|[0-7](-[0-7])?(\/([1-9][0-9]*))?|(MON|TUE|WED|THU|FRI|SAT|SUN)(-(MON|TUE|WED|THU|FRI|SAT|SUN))?(\/([1-9][0-9]*))?)((,(\*|(\*\/([1-9][0-9]*))|[0-7](-[0-7])?(\/([1-9][0-9]*))?|(MON|TUE|WED|THU|FRI|SAT|SUN)(-(MON|TUE|WED|THU|FRI|SAT|SUN))?(\/([1-9][0-9]*))?))*)?$";

private SentryMonitorScheduleType _type = SentryMonitorScheduleType.None;
private string? _crontab;
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42 changes: 42 additions & 0 deletions test/Sentry.Tests/SentryMonitorOptionsTests.cs
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Expand Up @@ -53,6 +53,33 @@ day of month 1-31
[InlineData("0 0 1 1 0")] // Minimum values
[InlineData("*/1 * * * *")] // Step of 1
[InlineData("* * 31 */2 *")] // 31st of every other month
// Weekday names (GitHub issue #4372)
[InlineData("0 0 * * MON")]
[InlineData("0 9 * * MON-FRI")]
[InlineData("0 18 * * MON-FRI")]
[InlineData("0 0 * * MON-FRI")]
[InlineData("0 20 * * MON-FRI")]
// Step values with ranges
[InlineData("0-30/15 * * * *")] // Every 15 minutes from 0-30
[InlineData("0-59/10 * * * *")] // Every 10 minutes from 0-59
[InlineData("0-45/5 * * * *")] // Every 5 minutes from 0-45
[InlineData("* 8-18/2 * * *")] // Every 2 hours from 8-18
[InlineData("* 0-23/6 * * *")] // Every 6 hours from 0-23
[InlineData("* 9-17/1 * * *")] // Every hour from 9-17
[InlineData("* * 1-15/3 * *")] // Every 3 days from 1-15
[InlineData("* * 1-31/7 * *")] // Every 7 days from 1-31
[InlineData("* * 10-20/2 * *")] // Every 2 days from 10-20
[InlineData("* * * 1-6/2 *")] // Every 2 months from 1-6
[InlineData("* * * 1-12/3 *")] // Every 3 months from 1-12
[InlineData("* * * 3-9/1 *")] // Every month from 3-9
[InlineData("* * * * 1-5/2")] // Every 2 weekdays from 1-5 (Mon-Fri)
[InlineData("* * * * 0-6/3")] // Every 3 days of week from 0-6
[InlineData("* * * * MON-FRI/2")] // Every 2 weekdays from Mon-Fri
[InlineData("* * * * MON-SUN/3")] // Every 3 days from Mon-Sun
// Complex combinations with step values and ranges
[InlineData("0-30/15 8-18/2 * * *")] // Every 15 min from 0-30, every 2 hours from 8-18
[InlineData("0-45/5 9-17/1 1-15/3 * *")] // Complex combination
[InlineData("*/10 8-18/4 1-31/7 1-12/3 MON-FRI/2")] // All fields with step values and ranges
public void Interval_ValidCrontab_DoesNotThrow(string crontab)
{
// Arrange
Expand Down Expand Up @@ -101,6 +128,21 @@ public void Interval_SetMoreThanOnce_Throws()
[InlineData("*/* * * * *")] // Invalid step format
[InlineData(",1,2 * * * *")] // Leading comma
[InlineData("1,2, * * * *")] // Trailing comma
// Invalid step values with ranges
[InlineData("0-60/15 * * * *")] // Minute range exceeds 59
[InlineData("0-30/0 * * * *")] // Step value cannot be 0
[InlineData("0-30/-5 * * * *")] // Negative step value
[InlineData("* 8-25/2 * * *")] // Hour range exceeds 23
[InlineData("* 8-18/0 * * *")] // Step value cannot be 0
[InlineData("* * 0-31/3 * *")] // Day cannot be 0
[InlineData("* * 1-32/3 * *")] // Day range exceeds 31
[InlineData("* * * 0-12/2 *")] // Month cannot be 0
[InlineData("* * * 1-13/2 *")] // Month range exceeds 12
[InlineData("* * * * 0-8/2")] // Weekday range exceeds 7
[InlineData("* * * * MON-FRI/0")] // Step value cannot be 0
[InlineData("0-30//15 * * * *")] // Double slash
[InlineData("0-30/15/ * * * *")] // Trailing slash
[InlineData("0-30/15- * * * *")] // Incomplete range
public void CaptureCheckIn_InvalidCrontabSet_Throws(string crontab)
{
// Arrange
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