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haproxytechblog/blog20220822-01.cfg

Created August 22, 2022 13:41
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Path-based Routing with HAProxy
Raw
blog20220822-01.cfg
frontend mysite
bind :80
# route to a backend based on path's prefix
use_backend app-a if { path /a } || { path_beg /a/ }
use_backend app-b if { path /b } || { path_beg /b/ }
backend app-a
# strip the prefix '/a' off of the path
http-request replace-path /a(/)?(.*) /\2
server server1 127.0.0.1:8080 check maxconn 30
backend app-b
# strip the prefix '/b' off of the path
http-request replace-path /b(/)?(.*) /\2
server server1 127.0.0.1:8081 check maxconn 30
Raw
blog20220822-02.cfg
use_backend app-a if { path /a } || { path_beg /a/ }
use_backend app-b if { path /b } || { path_beg /b/ }
Raw
blog20220822-03.cfg
use_backend app-a if { path /a /c /d } || { path_beg /a/ /c/ /d/ }
Raw
blog20220822-04.cfg
acl app-a-path path /a /c /d
acl app-a-path path_beg /a/ /c/ /d/
use_backend app-a if app-a-path
Raw
blog20220822-05.cfg
backend app-a
http-request replace-path /a(/)?(.*) /\2
server server1 127.0.0.1:8080 check maxconn 30
backend app-b
http-request replace-path /b(/)?(.*) /\2
server server1 127.0.0.1:8081 check maxconn 30
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