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varnishtest "Test connection upgrades from TCP to HTTP"
#REQUIRE_VERSION=2.4
feature ignore_unknown_macro
server s1 {
# TCP > H1 using "switch-mode http"
rxreq
expect req.http.x-stream-mode == tcp
expect req.http.x-name == fe1
txresp
rxreq
expect req.http.x-stream-mode == http
expect req.http.x-name == fe1
txresp
accept
# TCP > H1 using backend mode
rxreq
expect req.http.x-name == be
txresp
rxreq
expect req.http.x-name == be
txresp
accept
# TCP > H2 using "switch-mode http"
rxreq
expect req.http.x-stream-mode == http
expect req.http.x-name == fe1
txresp
rxreq
expect req.http.x-stream-mode == http
expect req.http.x-name == fe1
txresp
# To be sure no other request was received
accept
rxreq
txresp
} -start
haproxy h1 -conf {
frontend fe1
mode tcp
bind "fd@${fe1h1}"
tcp-request inspect-delay 1s
tcp-request content set-var(req.stream_mode) internal.strm.is_htx,iif(http,tcp)
tcp-request content switch-mode http if HTTP
tcp-request content reject # never reached
http-request set-header x-stream-mode %[var(req.stream_mode)]
http-request set-header x-name %[fe_name]
default_backend be
frontend fe2
mode tcp
bind "fd@${fe2h1}"
default_backend be
backend be
mode http
http-request set-header x-name %[be_name] unless { req.fhdr(x-name) -m found }
server s1 ${s1_addr}:${s1_port}
listen li1
mode http
bind "fd@${li1h1}"
server s1 ${h1_fe1h1_addr}:${h1_fe1h1_port} proto h2
listen err1
mode http
bind "fd@${err1h1}" proto h1
server s1 ${s1_addr}:${s1_port}
listen err2
mode tcp
bind "fd@${err2h1}"
tcp-request inspect-delay 1s
tcp-request content switch-mode http proto h1 if HTTP
tcp-request content reject # never reached
default_backend be
listen err3
mode tcp
bind "fd@${err3h1}" proto none
tcp-request inspect-delay 1s
tcp-request content switch-mode http if HTTP
tcp-request content reject # never reached
default_backend be
} -start
# TCP > H1 using "switch-mode http"
client c1 -connect ${h1_fe1h1_sock} {
txreq
rxresp
expect resp.status == 200
txreq
rxresp
expect resp.status == 200
} -run
# TCP > H1 using backend mode
client c2 -connect ${h1_fe2h1_sock} {
txreq
rxresp
expect resp.status == 200
txreq
rxresp
expect resp.status == 200
} -run
# TCP > H2 using "switch-mode http"
client c3 -connect ${h1_li1h1_sock} {
txreq
rxresp
expect resp.status == 200
txreq
rxresp
expect resp.status == 200
} -run
# implicit H1 > H2 upgrade not performed
client c_err1 -connect ${h1_err1h1_sock} {
send "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n"
rxresp
expect resp.status == 400
} -run
# TCP > H1 > H2 upgrade not allowed
client c_err2 -connect ${h1_err2h1_sock} {
send "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n"
rxresp
expect resp.status == 400
} -run
# TCP > HTTP upgrade not allowed
client c_err3 -connect ${h1_err3h1_sock} {
txreq
expect_close
} -run
# TCP > HTTP upgrade with a parsing error
client c_err4 -connect ${h1_fe2h1_sock} {
send "GET / BAD-VERSION\r\n\r\n"
rxresp
expect resp.status == 400
} -run
# To be sure no other request was received by the server
client c_end -connect ${s1_sock} {
txreq
rxresp
} -run
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