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Ejemplos de políticas de reescritura y respuesta

October 4, 2021
Contribución de: 
C

A continuación se presentan algunos ejemplos de políticas de reescritura y respuesta:

Ejemplo 1: Para agregar un encabezado IP de cliente local mediante la interfaz de línea de comandos

add rewrite action act_ins_client insert_http_header NS-Client 'CLIENT.IP.SRC'
add rewrite policy pol_ins_client http.req.is_valid act_ins_client
bind rewrite global pol_ins_client 300 END

namem@obelix:~$ curl -v http://10.10.10.10/testsite/file5.html
* Hostname was NOT found in DNS cache
*   Trying 10.10.10.10...
* Connected to 10.10.10.10 (10.10.10.10) port 80 (#0)
> GET /testsite/file5.html HTTP/1.1
> User-Agent: curl/7.35.0
> Host: 10.10.10.10
> Accept: \*/\*
>
< HTTP/1.1 200 OK
< Date: Tue, 10 Nov 2020 10:06:48 GMT
* Server Apache/2.2.15 (CentOS) is not blacklisted
< Server: Apache/2.2.15 (CentOS)
< Last-Modified: Thu, 20 Jun 2019 07:16:04 GMT
< ETag: "816c5-5-58bbc1e73cdd3"
< Accept-Ranges: bytes
< Content-Length: 5
< Content-Type: text/html; charset=UTF-8
< NS-Client: 10.102.1.98
<
* Connection #0 to host 10.10.10.10 left intact
JLEwxt_namem@obelix:~$

<!--NeedCopy-->

Ejemplo 2: enmascarar el tipo de servidor HTTP

add rewrite action Action-Rewrite-Server_Mask REPLACE HTTP.RES.HEADER("Server") ""Web Server 1.0""
add rewrite policy Policy-Rewrite-Server_Mask HTTP.RES.IS_VALID Action-Rewrite-Server_Mask NOREWRITE
namem@obelix:~$ curl -v http://10.10.10.10/testsite/file5.html
* Hostname was NOT found in DNS cache
*   Trying 10.10.10.10...
* Connected to 10.10.10.10 (10.10.10.10) port 80 (#0)
> GET /testsite/file5.html HTTP/1.1
> User-Agent: curl/7.35.0
> Host: 10.10.10.10
> Accept: \*/\*
>
< HTTP/1.1 200 OK
< Date: Tue, 10 Nov 2020 10:15:42 GMT
* Server Web Server 1.0 is not blacklisted
< Server: Web Server 1.0
< Last-Modified: Thu, 20 Jun 2019 07:16:04 GMT
< ETag: "816c5-5-58bbc1e73cdd3"
< Accept-Ranges: bytes
< Content-Length: 5
< Content-Type: text/html; charset=UTF-8
<
* Connection #0 to host 10.10.10.10 left intact
JLEwxt_namem@obelix:~$
<!--NeedCopy-->

Ejemplo 3: Responder redirigiendo a una url diferente cuando se recibe una url

> add responder action act1 redirect ""www.google.com""
 Done
> add responder policy pol1 'HTTP.REQ.URL.CONTAINS("file")' act1
 Done
> bind responder global pol1 1
 Done
>

name:~$ curl -v http://10.10.10.10/testsite/file5.html
* Hostname was NOT found in DNS cache
*   Trying 10.10.10.10...
* Connected to 10.10.10.10 (10.10.10.10) port 80 (#0)
> GET /testsite/file5.html HTTP/1.1
> User-Agent: curl/7.35.0
> Host: 10.10.10.10
> Accept: \*/\*
>
< HTTP/1.1 302 Found : Moved Temporarily
< Location: www.google.com
< Connection: close
< Cache-Control: no-cache
< Pragma: no-cache
<
* Closing connection 0
name@obelix:~$
<!--NeedCopy-->

Ejemplo 4: Responder con un mensaje que puede ser cualquier expresión o texto

add responder action act123 respondwith ""Please reach out to administrator""
add responder policy pol1 "HTTP.REQ.URL.CONTAINS("file")" act123
bind responder global pol1 100 END

name@obelix:~$ curl -v http://10.10.10.10/testsite/file5.html
* Hostname was NOT found in DNS cache
*   Trying 10.10.10.10..Responder Action and Policy:

>add responder action Redirect-Action redirect ""https://xyz.abc.com/dispatcher/SAML2AuthService?siteurl=wmav"" -responseStatusCode 302

>add responder policy Redirect-Policy "HTTP.REQ.HOSTNAME.CONTAINS("abc")" Redirect-Action

Binding to LB Virtual Server:

>bind lb vserver Test1_SF -policyName Redirect-Policy -priority 100 -gotoPriorityExpression END -type REQUEST.
* Connected to 10.10.10.10 (10.10.10.10) port 80 (#0)
> GET /testsite/file5.html HTTP/1.1
> User-Agent: curl/7.35.0
> Host: 10.10.10.10
> Accept: \*/\*
>
* Connection #0 to host 10.10.10.10 left intact
Please reach out to administratort_name@obelix:~$
<!--NeedCopy-->

Ejemplo 5: Responder con una página importada HTML

import responder htmlpage http://10.10.10.10)/testsite/file5.html  page112
add responder action act1 respondwithHtmlpage page1
add responder policy pol1 true act1
bind responder global pol1 100

name@obelix:~$ curl -v http://10.10.10.10)/testsite/file5.html
* Hostname was NOT found in DNS cache
*   Trying 10.10.10.10...
* Connected to 10.10.10.10 (10.10.10.10)) port 80 (#0)
> GET /testsite/file5.html HTTP/1.1
> User-Agent: curl/7.35.0
> Host: 10.102.58.140
> Accept: \*/\*
>
< HTTP/1.1 200 OK
< Content-Length: 5
< Content-Type: text/html
<
* Connection #0 to host 10.10.10.10 left intact
JLEwxt_name@obelix:~$
<!--NeedCopy-->

Ejemplo 6: Redirigir URL basada en HOSTNAME mediante la directiva de respuesta

Responder Action and Policy:

>add responder action Redirect-Action redirect ""https://xyz.abc.com/dispatcher/SAML2AuthService?siteurl=wmav"" -responseStatusCode 302

>add responder policy Redirect-Policy "HTTP.REQ.HOSTNAME.CONTAINS("abc")" Redirect-Action

Binding to LB Virtual Server:

>bind lb vserver Test1_SF -policyName Redirect-Policy -priority 100 -gotoPriorityExpression END -type REQUEST
<!--NeedCopy-->
Ejemplos de políticas de reescritura y respuesta
October 4, 2021
Contribución de: 
C
October 4, 2021
Contribución de: 
C

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