[ZBX-22555] NGINX by HTTP template cannot parse version in regex Created: 2023 Mar 20  Updated: 2024 Apr 10  Resolved: 2024 Feb 15

Status: Closed
Project: ZABBIX BUGS AND ISSUES
Component/s: Templates (T)
Affects Version/s: 5.0.32, 6.0.14, 6.4.0, 7.0.0alpha1
Fix Version/s: 6.0.27rc1, 6.4.12rc1, 7.0.0beta2, 7.0 (plan)

Type: Problem report Priority: Major
Reporter: Edgar Akhmetshin Assignee: Denis Rasikhov (Inactive)
Resolution: Fixed Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified
Environment:

Ubuntu 22.04/NGINX 1.18.0

Issue Links:
Causes
Team: Team INT
Story Points: 1

 Description   

Steps to reproduce:
Use Ubuntu 22.04.2 with distro Nginx 1.18.0:

curl -L https://127.0.0.1:8443/nginx_status -k -v
...
< HTTP/2 200 
< server: nginx/1.18.0 (Ubuntu)
< date: Mon, 20 Mar 2023 10:12:39 GMT
< content-type: text/plain
< content-length: 101
...
Active connections: 2 
server accepts handled requests
 43 43 273 
Reading: 0 Writing: 1 Waiting: 1 
...

Regexp used in the template:

Server: nginx\/(.+(?<!\r))

Result:

Preprocessing failed for: HTTP/2 200 ..server: nginx/1.18.0 (Ubuntu)..date: Mon, 20 Mar 2023 10:14:45 GMT..content-type: te...
1. Failed: cannot perform regular expression "Server: nginx\/(.+(?<!\r))" match for value of type "string": pattern does not match

Expected:
Regular expression can parse both cases.



 Comments   
Comment by Denis Rasikhov (Inactive) [ 2024 Feb 14 ]

Fixed in:

Generated at Sat Dec 13 22:02:39 EET 2025 using Jira 10.3.13#10030013-sha1:56dd970ae30ebfeda3a697d25be1f6388b68a422.