tests/scripts/expect/cli-tcp-tls.exp

#!/usr/bin/expect -f
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source "tests/scripts/expect/_common.exp"
source "tests/scripts/expect/_multinode.exp"

spawn_node 2 "cli"
spawn_node 1 "cli"
setup_leader
setup_node 2 "rnd" "router"

switch_node 1
send "tcp init tls\n"
expect_line "Done"

switch_node 2
send "tcp init tls\n"
expect_line "Done"
set addr_2 [get_ipaddr mleid]
send "tcp listen :: 30000\n"
expect_line "Done"
send "tcp stoplistening\n"
expect_line "Done"

switch_node 1
send "tcp connect $addr_2 30000\n"
expect_line "Done"
expect "TCP: Connection refused"

switch_node 2
send "tcp listen :: 30000\n"
expect_line "Done"

switch_node 1
set addr_1 [get_ipaddr mleid]
send "tcp bind $addr_1 25000\n"
expect_line "Done"
send "tcp connect $addr_2 30000\n"
expect_line "Done"
expect "TCP: Connection established"
expect "TLS Handshake Complete"

switch_node 2
expect "Accepted connection from \\\[$addr_1\\\]:25000"
expect "TCP: Connection established"
expect "TLS Handshake Complete"

switch_node 1
send "tcp send hello\n"
expect_line "Done"

switch_node 2
expect "TLS: Received 5 bytes: hello"
expect "(TCP: Received 26 bytes)"
send "tcp send world\n"
expect_line "Done"

switch_node 1
expect "TLS: Received 5 bytes: world"
expect "(TCP: Received 26 bytes)"
send "tcp sendend\n"
expect_line "Done"
send "tcp send more\n"
expect_line "Error 1: Failed"

switch_node 2
expect "TCP: Reached end of stream"
send "tcp send goodbye\n"
expect_line "Done"

switch_node 1
expect "TLS: Received 7 bytes: goodbye"
expect "(TCP: Received 28 bytes)"

switch_node 2
send "tcp sendend\n"
expect_line "Done"
expect "TCP: Disconnected"

switch_node 1
expect "TCP: Reached end of stream"
expect "TCP: Entered TIME-WAIT state"
set timeout 130
expect "TCP: Disconnected"

# Test second connection with roles reversed (to be sure we're managing TLS state correctly)

send "tcp listen :: 30000\n"
expect_line "Done"

switch_node 2
send "tcp bind $addr_2 25000\n"
expect_line "Done"
send "tcp connect $addr_1 30000\n"
expect_line "Done"
expect "TCP: Connection established"
expect "TLS Handshake Complete"

switch_node 1
expect "Accepted connection from \\\[$addr_2\\\]:25000"
expect "TCP: Connection established"
expect "TLS Handshake Complete"

switch_node 2
send "tcp send hello\n"
expect_line "Done"

switch_node 1
expect "TLS: Received 5 bytes: hello"
expect "(TCP: Received 26 bytes)"
send "tcp send world\n"
expect_line "Done"

switch_node 2
expect "TLS: Received 5 bytes: world"
expect "(TCP: Received 26 bytes)"
send "tcp sendend\n"
expect_line "Done"
send "tcp send more\n"
expect_line "Error 1: Failed"

switch_node 1
expect "TCP: Reached end of stream"
send "tcp send goodbye\n"
expect_line "Done"

switch_node 2
expect "TLS: Received 7 bytes: goodbye"
expect "(TCP: Received 28 bytes)"

switch_node 1
send "tcp sendend\n"
expect_line "Done"
expect "TCP: Disconnected"

switch_node 2
expect "TCP: Reached end of stream"
expect "TCP: Entered TIME-WAIT state"
set timeout 130
expect "TCP: Disconnected"

dispose_all