BUG/MINOR: fix regex for capture sample

Author: amelhusic

config-parser/tests/configs/haproxy_generated.cfg.go

@@ -272,6 +272,7 @@ type Action interface {
 //test:fail:http-request
 //test:fail:http-request capture req.cook_cnt(FirstVisit),bool strlen 10
 //test:frontend-ok:http-request capture req.cook_cnt(FirstVisit),bool len 10
+//test:frontend-ok:http-request capture str("DNS resolution failure") len 32 unless dns_successful
 //test:ok:http-request set-map(map.lst) %[src] %[req.hdr(X-Value)] if value
 //test:ok:http-request set-map(map.lst) %[src] %[req.hdr(X-Value)]
 //test:fail:http-request set-map(map.lst) %[src]
@@ -950,6 +951,7 @@ type TCPType interface {
 //test:ok:tcp-request content reject if !HTTP
 //test:ok:tcp-request content capture req.payload(0,6) len 6
 //test:ok:tcp-request content capture req.payload(0,6) len 6 if !HTTP
+//test:frontend-ok:tcp-request content capture str("DNS resolution failure") len 32 unless dns_successful
 //test:ok:tcp-request content do-resolve(txn.myip,mydns,ipv6) capture.req.hdr(0),lower
 //test:ok:tcp-request content do-resolve(txn.myip,mydns) capture.req.hdr(0),lower
 //test:ok:tcp-request content set-priority-class int(1)

config-parser/tests/http-request_generated_test.go

@@ -3695,7 +3695,7 @@ definitions:
                       value: capture
               x-display-name: Capture Len
           capture_sample:
-              pattern: ^[^\s]+$
+              pattern: ^(?:[A-Za-z]+\("([A-Za-z\s]+)"\)|[A-Za-z]+)
               type: string
               x-dependency:
                   type:
@@ -5642,7 +5642,7 @@ definitions:
                           - content
               x-display-name: Capture Length
           capture_sample:
-              pattern: ^[^\s]+$
+              pattern: ^(?:[A-Za-z]+\("([A-Za-z\s]+)"\)|[A-Za-z]+)
               type: string
               x-dependency:
                   action:

config-parser/tests/integration/frontend_data_test.go

@@ -75,7 +75,7 @@ http_request_rule:
         - set-bandwidth-limit
       x-nullable: false
     capture_sample:
-      pattern: '^[^\s]+$'
+      pattern: '^(?:[A-Za-z]+\("([A-Za-z\s]+)"\)|[A-Za-z]+)'
       x-display-name: Capture Sample
       type: string
       x-dependency: