==== run-tcp ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 39616
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 29860
Connection to 127.0.0.1 39616 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 39616
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 29860
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 39616 port [tcp/*] succeeded!

==== run-tcp6 ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -n -v -l ::1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on ::1 16628
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -n -v ::1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on ::1 32443
Connection to ::1 16628 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on ::1 ' server.err
Listening on ::1 16628
grep 'Connection received on ::1 ' server.err
Connection received on ::1 32443
grep 'Connection to ::1 .* succeeded!' client.err
Connection to ::1 16628 port [tcp/*] succeeded!

==== run-tcp-localhost-server ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -4 -v -l localhost 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 47716
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection to 127.0.0.1 47716 port [tcp/*] succeeded!
Connection received on localhost 44493
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on localhost ' server.err
Listening on localhost 47716
grep 'Connection received on localhost ' server.err
Connection received on localhost 44493
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 47716 port [tcp/*] succeeded!

==== run-tcp6-localhost-server ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -6 -v -l localhost 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 15205
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -n -v ::1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on localhost 11244
Connection to ::1 15205 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on localhost ' server.err
Listening on localhost 15205
grep 'Connection received on localhost ' server.err
Connection received on localhost 11244
grep 'Connection to ::1 .* succeeded!' client.err
Connection to ::1 15205 port [tcp/*] succeeded!

==== run-tcp-localhost-client ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 25372
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -4 -v localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 39275
Connection to localhost (127.0.0.1) 25372 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 25372
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 39275
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 25372 port [tcp/*] succeeded!

==== run-tcp6-localhost-client ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -n -v -l ::1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on ::1 13004
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -6 -v localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on ::1 44400
Connection to localhost (::1) 13004 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on ::1 ' server.err
Listening on ::1 13004
grep 'Connection received on ::1 ' server.err
Connection received on ::1 44400
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (::1) 13004 port [tcp/*] succeeded!

==== run-tcp-bad-localhost-server ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
! ./netcat-regress -4 -v -l ::1 0 >server.out 2>server.err
grep 'non-recoverable failure in name resolution' server.err
netcat-regress: getaddrinfo: non-recoverable failure in name resolution

==== run-tcp6-bad-localhost-server ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
! ./netcat-regress -6 -v -l 127.0.0.0 0 >server.out 2>server.err
grep 'no address associated with name' server.err
netcat-regress: getaddrinfo: no address associated with name

==== run-tcp-bad-localhost-client ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 31195
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
! ./netcat-regress -4 -v ::1 `cat server.port` >client.out 2>client.err
grep 'non-recoverable failure in name resolution' client.err
netcat-regress: getaddrinfo for host "::1" port 31195: non-recoverable failure in name resolution

==== run-tcp6-bad-localhost-client ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 16712
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
! ./netcat-regress -6 -v 127.0.0.1 `cat server.port` >client.out 2>client.err
grep 'no address associated with name' client.err
netcat-regress: getaddrinfo for host "127.0.0.1" port 16712: no address associated with name

==== run-tcp-sleep ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 11778
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 13304
Connection to 127.0.0.1 11778 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 11778
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 13304
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 11778 port [tcp/*] succeeded!
# netcat waits for the other side to terminate, check it is sleeping
let timeout=`date +%s`+5;  while ps -xww -o comm,stat | grep -q 'netcat-regress .*R';  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
ps -xww -o comm,stat,args | grep '^netcat-regress .*[IS].* -v -l 127'
netcat-regress          Sp     ./netcat-regress -n -v -l 127.0.0.1 0
ps -xww -o comm,stat,args | grep '^netcat-regress .*[IS].* -v 127'
netcat-regress          Sp     ./netcat-regress -n -v 127.0.0.1 11778

==== run-tcp-keep ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -k -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 7949
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 28838
Connection to 127.0.0.1 7949 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 7949
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 28838
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 7949 port [tcp/*] succeeded!
# kill client and reconnect with a new one
:> server.err
pkill -l -f "^./netcat-regress .* 127.0.0.1 `cat server.port`$"
71560 netcat-regress
Listening on 127.0.0.1 22495
rm -f client.{out,err}
:> server.out
# server closes the listen socket and binds a new one with new port
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 41514
Connection to 127.0.0.1 22495 port [tcp/*] succeeded!
# server sends only one greeting, do not wait for a second one
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
! grep 'greeting' client.out
# truncation of log results in NUL bytes, do not match ^
grep 'command$' server.out
Binary file server.out matches
grep 'Listening on 127.0.0.1 ' server.err
Binary file server.err matches
grep 'Connection received on 127.0.0.1 ' server.err
Binary file server.err matches
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 22495 port [tcp/*] succeeded!

==== run-tls ====
openssl req -batch -new  -subj /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1/  -nodes -newkey rsa -keyout 127.0.0.1.key -x509 -out 127.0.0.1.crt
Generating a 2048 bit RSA private key
......................................................................................................................
............................
writing new private key to '127.0.0.1.key'
-----
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -c -C 127.0.0.1.crt -K 127.0.0.1.key -n -v -l 127.0.0.1 0  2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 14492
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -c -R 127.0.0.1.crt -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 11962
Connection to 127.0.0.1 14492 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host 127.0.0.1
Peer name: 127.0.0.1
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
Issuer: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
Valid From: Sun Dec  7 03:12:51 2025
Valid Until: Tue Jan  6 03:12:51 2026
Cert Hash: SHA256:bdb518a5d3f22355eba7289096744f8fa2d27bcbd1b710ead58fb469eb412c6f
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 14492
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 11962
# XXX success message should be issued after TLS handshake
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 14492 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=127.0.0.1' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
grep 'Issuer: .*/OU=server/CN=127.0.0.1' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1

==== run-tls6 ====
openssl req -batch -new  -subj /L=OpenBSD/O=netcat-regress/OU=server/CN=::1/  -nodes -newkey rsa -keyout 1.key -x509 -out 1.crt
Generating a 2048 bit RSA private key
...................................................................................................................................
...........
writing new private key to '1.key'
-----
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -c -C 1.crt -K 1.key -n -v -l ::1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on ::1 45099
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -c -R 1.crt -n -v ::1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on ::1 14519
Connection to ::1 45099 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host ::1
Peer name: ::1
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=::1
Issuer: /L=OpenBSD/O=netcat-regress/OU=server/CN=::1
Valid From: Sun Dec  7 03:12:53 2025
Valid Until: Tue Jan  6 03:12:53 2026
Cert Hash: SHA256:9d942aa01c6d572d3ca859c71b7aee3122aea79119220e920b61ed5ddba6acd1
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on ::1 ' server.err
Listening on ::1 45099
grep 'Connection received on ::1 ' server.err
Connection received on ::1 14519
grep 'Connection to ::1 .* succeeded!' client.err
Connection to ::1 45099 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=::1' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=::1
grep 'Issuer: .*/OU=server/CN=::1' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=server/CN=::1

==== run-tls-localhost ====
openssl req -batch -new  -subj /L=OpenBSD/O=netcat-regress/OU=ca/CN=root/  -nodes -newkey rsa -keyout ca.key -x509 -out ca.crt
Generating a 2048 bit RSA private key
...........................
.........
writing new private key to 'ca.key'
-----
openssl req -batch -new  -subj /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost/  -nodes -newkey rsa -keyout server.key -out server.req
Generating a 2048 bit RSA private key
.................................................................................................................................................
..................................................................
writing new private key to 'server.key'
-----
openssl x509 -CAcreateserial -CAkey ca.key -CA ca.crt  -req -in server.req -out server.crt
Signature ok
subject=/L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -c -C server.crt -K server.key -v -l localhost 0  2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 46769
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -c -R ca.crt -v localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on localhost 14928
Connection to localhost (127.0.0.1) 46769 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:12:55 2025
Valid Until: Tue Jan  6 03:12:55 2026
Cert Hash: SHA256:25f2e1b8a837f47902854ccb355296a9cefddc6302f4499c559bdb14645a6d5d
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on localhost ' server.err
Listening on localhost 46769
grep 'Connection received on localhost ' server.err
Connection received on localhost 14928
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 46769 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=localhost' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root

==== run-tls-bad-ca ====
openssl req -batch -new  -subj /L=OpenBSD/O=netcat-regress/OU=ca/CN=root/  -nodes -newkey rsa -keyout fake-ca.key -x509 -out fake-ca.crt
Generating a 2048 bit RSA private key
..............
.............................................................
writing new private key to 'fake-ca.key'
-----
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -c -C server.crt -K server.key -v -l localhost 0  2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 45021
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# the client uses the wrong root ca to verify the server cert
! ./netcat-regress -c -R fake-ca.crt -v localhost `cat server.port` >client.out 2>client.err
Connection received on localhost 42577
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
netcat-regress: tls handshake failed (handshake failed: error:02FFF020:system library:func(4095):Broken pipe)
grep 'Listening on localhost ' server.err
Listening on localhost 45021
grep 'Connection received on localhost ' server.err
Connection received on localhost 42577
grep 'certificate verification failed' client.err
netcat-regress: tls handshake failed (certificate verification failed: certificate signature failure)
! grep 'greeting' client.out
! grep 'command' server.out

==== run-tls-name ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -c -C server.crt -K server.key -n -v -l 127.0.0.1 0  2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep: server.err: No such file or directory
Listening on 127.0.0.1 17039
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -c -e localhost -R ca.crt -n -v 127.0.0.1 `cat server.port`  2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 33561
Connection to 127.0.0.1 17039 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host 127.0.0.1
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:12:55 2025
Valid Until: Tue Jan  6 03:12:55 2026
Cert Hash: SHA256:25f2e1b8a837f47902854ccb355296a9cefddc6302f4499c559bdb14645a6d5d
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 17039
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 33561
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 17039 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=localhost' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root

==== run-tls-bad-name ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -c -C server.crt -K server.key -n -v -l 127.0.0.1 0  2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 7048
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# the common name in server.crt is localhost, not 127.0.0.1
! ./netcat-regress -c -e 127.0.0.1 -R ca.crt -n -v 127.0.0.1 `cat server.port` >client.out 2>client.err
Connection received on 127.0.0.1 10584
netcat-regress: tls read failed (read failed: error:02FFF036:system library:func(4095):Connection reset by peer)
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 7048
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 10584
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 7048 port [tcp/*] succeeded!
grep "name \`127.0.0.1\' not present in server certificate" client.err
netcat-regress: tls handshake failed (name `127.0.0.1' not present in server certificate)
! grep 'greeting' client.out
! grep 'command' server.out

==== run-tls-hash ====
openssl x509 -in server.crt -outform der | sha256 | sed s/^/SHA256:/ >server.hash
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -c -C server.crt -K server.key -v -l localhost 0  2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 9937
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# check that the server presents certificate with correct hash
rm -f client.err; echo command | ./netcat-regress -c -H `cat server.hash` -R ca.crt -v localhost `cat server.port`  2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on localhost 34799
Connection to localhost (127.0.0.1) 9937 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:12:55 2025
Valid Until: Tue Jan  6 03:12:55 2026
Cert Hash: SHA256:25f2e1b8a837f47902854ccb355296a9cefddc6302f4499c559bdb14645a6d5d
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on localhost ' server.err
Listening on localhost 9937
grep 'Connection received on localhost ' server.err
Connection received on localhost 34799
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 9937 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=localhost' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
grep 'Cert Hash: SHA256:' client.err
Cert Hash: SHA256:25f2e1b8a837f47902854ccb355296a9cefddc6302f4499c559bdb14645a6d5d

==== run-tls-bad-hash ====
openssl x509 -in ca.crt -outform der | sha256 | sed s/^/SHA256:/ >ca.hash
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -c -C server.crt -K server.key -v -l localhost 0  2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 41958
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# server presents certificate with server.hash, ca.hash is wrong
! ./netcat-regress -c -H `cat ca.hash` -R ca.crt -v localhost `cat server.port`  >client.out 2>client.err
Connection received on localhost 13584
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep 'Listening on localhost ' server.err
Listening on localhost 41958
grep 'Connection received on localhost ' server.err
Connection received on localhost 13584
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 41958 port [tcp/*] succeeded!
grep 'peer certificate is not SHA256:' client.err
netcat-regress: peer certificate is not SHA256:227c43d8734e347802e9a2f08c603e2284ff23109f43db5ff1dc0d3f405f5a74
! grep 'greeting' client.out
! grep 'command' server.out

==== run-tls-client ====
openssl req -batch -new  -subj /L=OpenBSD/O=netcat-regress/OU=client/CN=localhost/  -nodes -newkey rsa -keyout client.key -out client.req
Generating a 2048 bit RSA private key
.................................................................................................
............................
writing new private key to 'client.key'
-----
openssl x509 -CAcreateserial -CAkey ca.key -CA ca.crt  -req -in client.req -out client.crt
Signature ok
subject=/L=OpenBSD/O=netcat-regress/OU=client/CN=localhost
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# use client certificate and validate at server
rm -f server.err; echo greeting | ./netcat-regress -c -R ca.crt -C server.crt -K server.key -v -l  localhost 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 38382
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -c -R ca.crt -C client.crt -K client.key -v  localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on localhost 17343
Connection to localhost (127.0.0.1) 38382 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:12:55 2025
Valid Until: Tue Jan  6 03:12:55 2026
Cert Hash: SHA256:25f2e1b8a837f47902854ccb355296a9cefddc6302f4499c559bdb14645a6d5d
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=client/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:13:00 2025
Valid Until: Tue Jan  6 03:13:00 2026
Cert Hash: SHA256:5eb29728900c9314ee105c9bec660c1924e78000a4d9e16e01969f9d356c265b
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on localhost ' server.err
Listening on localhost 38382
grep 'Connection received on localhost ' server.err
Connection received on localhost 17343
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 38382 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=localhost' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
grep 'Subject: .*/OU=client/CN=localhost' server.err
Subject: /L=OpenBSD/O=netcat-regress/OU=client/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' server.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root

==== run-tls-bad-client ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# require client certificate at server
rm -f server.err; echo greeting | ./netcat-regress -c -T clientcert -R ca.crt -C server.crt -K server.key  -v -l localhost 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 3048
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# client does not provide certificate
rm -f client.err; echo command | ./netcat-regress -c -R ca.crt -v localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on localhost 16972
Connection to localhost (127.0.0.1) 3048 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
netcat-regress: No client certificate provided
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:12:55 2025
Valid Until: Tue Jan  6 03:12:55 2026
Cert Hash: SHA256:25f2e1b8a837f47902854ccb355296a9cefddc6302f4499c559bdb14645a6d5d
grep 'Listening on localhost ' server.err
Listening on localhost 3048
grep 'Connection received on localhost ' server.err
Connection received on localhost 16972
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 3048 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=localhost' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
grep 'No client certificate provided' server.err
netcat-regress: No client certificate provided
! grep 'greeting' client.out
! grep 'command' server.out

==== run-tls-client-bad-ca ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# the server uses the wrong root ca to verify the client cert
rm -f server.err; echo greeting | ./netcat-regress -c -R fake-ca.crt -C server.crt -K server.key -v -l  localhost 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 24286
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
! ./netcat-regress -c -R ca.crt -C client.crt -K client.key -v  localhost `cat server.port` >client.out 2>client.err
Connection received on localhost 41894
netcat-regress: tls handshake failed (handshake failed: error:04FFF084:rsa routines:CRYPTO_internal:data too large for modulus)
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
nc localhost `cat server.port` 2>/dev/null || :
grep 'Listening on localhost ' server.err
Listening on localhost 24286
grep 'Connection received on localhost ' server.err
Connection received on localhost 41894
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 24286 port [tcp/*] succeeded!
# XXX no specific error message for bogus ca
egrep  'CRYPTO_internal:(block type is not 01|data too large for modulus)' server.err
netcat-regress: tls handshake failed (handshake failed: error:04FFF084:rsa routines:CRYPTO_internal:data too large for modulus)
! grep 'greeting' client.out
! grep 'command' server.out

==== run-tls-client-name ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# check client certificate name at server
rm -f server.err; echo greeting | ./netcat-regress -c -e localhost -R ca.crt -C server.crt -K server.key  -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 44753
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -4 -c -R ca.crt -C client.crt -K client.key -v  localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 24605
Connection to localhost (127.0.0.1) 44753 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host 127.0.0.1
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=client/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:13:00 2025
Valid Until: Tue Jan  6 03:13:00 2026
Cert Hash: SHA256:5eb29728900c9314ee105c9bec660c1924e78000a4d9e16e01969f9d356c265b
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:12:55 2025
Valid Until: Tue Jan  6 03:12:55 2026
Cert Hash: SHA256:25f2e1b8a837f47902854ccb355296a9cefddc6302f4499c559bdb14645a6d5d
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 44753
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 24605
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 44753 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=localhost' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
grep 'Subject: .*/OU=client/CN=localhost' server.err
Subject: /L=OpenBSD/O=netcat-regress/OU=client/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' server.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root

==== run-tls-client-bad-name ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# client certificate is for localhost, check with 127.0.0.1 should fail
rm -f server.err; echo greeting | ./netcat-regress -c -e 127.0.0.1 -R ca.crt -C server.crt -K server.key  -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 32342
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# client does not see any problem, TLS handshake works, wait for exit
rm -f client.err; echo command | ./netcat-regress -4 -c -R ca.crt -C client.crt -K client.key -v  localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 3101
Connection to localhost (127.0.0.1) 32342 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:12:55 2025
Valid Until: Tue Jan  6 03:12:55 2026
Cert Hash: SHA256:25f2e1b8a837f47902854ccb355296a9cefddc6302f4499c559bdb14645a6d5d
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host 127.0.0.1
Peer name: 127.0.0.1
Subject: /L=OpenBSD/O=netcat-regress/OU=client/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:13:00 2025
Valid Until: Tue Jan  6 03:13:00 2026
Cert Hash: SHA256:5eb29728900c9314ee105c9bec660c1924e78000a4d9e16e01969f9d356c265b
netcat-regress: name (127.0.0.1) not found in client cert
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 32342
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 3101
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 32342 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=localhost' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
grep 'Subject: .*/OU=client/CN=localhost' server.err
Subject: /L=OpenBSD/O=netcat-regress/OU=client/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' server.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
grep 'name (127.0.0.1) not found in client cert' server.err
netcat-regress: name (127.0.0.1) not found in client cert
! grep 'greeting' client.out
! grep 'command' server.out

==== run-tls-client-hash ====
openssl x509 -in client.crt -outform der | sha256 | sed s/^/SHA256:/ >client.hash
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# check client certificate hash at server
rm -f server.err; echo greeting | ./netcat-regress -c -H `cat client.hash` -R ca.crt  -C server.crt -K server.key -v -l localhost 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 33916
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -c -R ca.crt -C client.crt -K client.key -v  localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on localhost 26834
Connection to localhost (127.0.0.1) 33916 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=client/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:13:00 2025
Valid Until: Tue Jan  6 03:13:00 2026
Cert Hash: SHA256:5eb29728900c9314ee105c9bec660c1924e78000a4d9e16e01969f9d356c265b
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:12:55 2025
Valid Until: Tue Jan  6 03:12:55 2026
Cert Hash: SHA256:25f2e1b8a837f47902854ccb355296a9cefddc6302f4499c559bdb14645a6d5d
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on localhost ' server.err
Listening on localhost 33916
grep 'Connection received on localhost ' server.err
Connection received on localhost 26834
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 33916 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=localhost' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
grep 'Subject: .*/OU=client/CN=localhost' server.err
Subject: /L=OpenBSD/O=netcat-regress/OU=client/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' server.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root

==== run-tls-client-bad-hash ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# client presents certificate with client.hash, ca.hash is wrong
rm -f server.err; echo greeting | ./netcat-regress -c -H `cat ca.hash` -R ca.crt  -C server.crt -K server.key -v -l localhost 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 16627
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# client does not see any problem, TLS handshake works, wait for exit
rm -f client.err; echo command | ./netcat-regress -c -R ca.crt -C client.crt -K client.key -v  localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on localhost 28601
Connection to localhost (127.0.0.1) 16627 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=client/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:13:00 2025
Valid Until: Tue Jan  6 03:13:00 2026
Cert Hash: SHA256:5eb29728900c9314ee105c9bec660c1924e78000a4d9e16e01969f9d356c265b
netcat-regress: peer certificate is not SHA256:227c43d8734e347802e9a2f08c603e2284ff23109f43db5ff1dc0d3f405f5a74
Valid From: Sun Dec  7 03:12:55 2025
Valid Until: Tue Jan  6 03:12:55 2026
Cert Hash: SHA256:25f2e1b8a837f47902854ccb355296a9cefddc6302f4499c559bdb14645a6d5d
nc localhost `cat server.port` 2>/dev/null || :
grep 'Listening on localhost ' server.err
Listening on localhost 16627
grep 'Connection received on localhost ' server.err
Connection received on localhost 28601
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 16627 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=localhost' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
grep 'Subject: .*/OU=client/CN=localhost' server.err
Subject: /L=OpenBSD/O=netcat-regress/OU=client/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' server.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
grep 'peer certificate is not SHA256:' server.err
netcat-regress: peer certificate is not SHA256:227c43d8734e347802e9a2f08c603e2284ff23109f43db5ff1dc0d3f405f5a74
! grep 'greeting' client.out
! grep 'command' server.out

==== run-tls-client-no-hash ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# check client certificate hash at server if available
rm -f server.err; echo greeting | ./netcat-regress -c -H `cat client.hash` -R ca.crt  -C server.crt -K server.key -v -l localhost 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on localhost 37067
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# client provides no certificate
rm -f client.err; echo command | ./netcat-regress -c -R ca.crt -v localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on localhost 28074
Connection to localhost (127.0.0.1) 37067 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host localhost
Peer name: localhost
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
Valid From: Sun Dec  7 03:12:55 2025
Valid Until: Tue Jan  6 03:12:55 2026
Cert Hash: SHA256:25f2e1b8a837f47902854ccb355296a9cefddc6302f4499c559bdb14645a6d5d
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
# client certificate and hash is optional, transfer is successful
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on localhost ' server.err
Listening on localhost 37067
grep 'Connection received on localhost ' server.err
Connection received on localhost 28074
grep 'Connection to localhost .* succeeded!' client.err
Connection to localhost (127.0.0.1) 37067 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=localhost' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=localhost
grep 'Issuer: .*/OU=ca/CN=root' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=ca/CN=root
# non existing hash is not checked
! grep 'Cert Hash: SHA256:' server.err

==== run-tls-sleep ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -c -C 127.0.0.1.crt -K 127.0.0.1.key -n -v -l 127.0.0.1 0  2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 19001
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -c -R 127.0.0.1.crt -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection to 127.0.0.1 19001 port [tcp/*] succeeded!
Connection received on 127.0.0.1 36085
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host 127.0.0.1
Peer name: 127.0.0.1
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
Issuer: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
Valid From: Sun Dec  7 03:12:51 2025
Valid Until: Tue Jan  6 03:12:51 2026
Cert Hash: SHA256:bdb518a5d3f22355eba7289096744f8fa2d27bcbd1b710ead58fb469eb412c6f
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 19001
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 36085
# XXX success message should be issued after TLS handshake
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 19001 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=127.0.0.1' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
grep 'Issuer: .*/OU=server/CN=127.0.0.1' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
# netcat waits for the other side to terminate, check it is sleeping
let timeout=`date +%s`+5;  while ps -xww -o comm,stat | grep -q 'netcat-regress .*R';  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
ps -xww -o comm,stat,args | grep '^netcat-regress .*[IS].* -v -l 127'
netcat-regress          Sp     ./netcat-regress -c -C 127.0.0.1.crt -K 127.0.0.1.key -n -v -l 127.0.0.1 0
ps -xww -o comm,stat,args | grep '^netcat-regress .*[IS].* -v 127'
netcat-regress          Sp     ./netcat-regress -c -R 127.0.0.1.crt -n -v 127.0.0.1 19001

==== run-tls-keep ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -k -c -C 127.0.0.1.crt -K 127.0.0.1.key -n -v -l  127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 11566
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -c -R 127.0.0.1.crt -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 16504
Connection to 127.0.0.1 11566 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host 127.0.0.1
Peer name: 127.0.0.1
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
Issuer: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
Valid From: Sun Dec  7 03:12:51 2025
Valid Until: Tue Jan  6 03:12:51 2026
Cert Hash: SHA256:bdb518a5d3f22355eba7289096744f8fa2d27bcbd1b710ead58fb469eb412c6f
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 11566
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 16504
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 11566 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=127.0.0.1' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
grep 'Issuer: .*/OU=server/CN=127.0.0.1' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
# kill client and reconnect with a new one
:> server.err
pkill -l -f "^./netcat-regress .* 127.0.0.1 `cat server.port`$"
76168 netcat-regress
rm -f client.{out,err}
Listening on 127.0.0.1 26573
:> server.out
# server closes the listen socket and binds a new one with new port
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -c -R 127.0.0.1.crt -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 9547
Connection to 127.0.0.1 26573 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'Cert Hash:' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
TLS handshake negotiated TLSv1.3/TLS_AES_256_GCM_SHA384 with host 127.0.0.1
Peer name: 127.0.0.1
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
Issuer: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
Valid From: Sun Dec  7 03:12:51 2025
Valid Until: Tue Jan  6 03:12:51 2026
Cert Hash: SHA256:bdb518a5d3f22355eba7289096744f8fa2d27bcbd1b710ead58fb469eb412c6f
# server sends only one greeting, do not wait for a second one
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
! grep 'greeting' client.out
# truncation of log results in NUL bytes, do not match ^
grep 'command$' server.out
Binary file server.out matches
grep 'Listening on 127.0.0.1 ' server.err
Binary file server.err matches
grep 'Connection received on 127.0.0.1 ' server.err
Binary file server.err matches
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 26573 port [tcp/*] succeeded!
grep 'Subject: .*/OU=server/CN=127.0.0.1' client.err
Subject: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1
grep 'Issuer: .*/OU=server/CN=127.0.0.1' client.err
Issuer: /L=OpenBSD/O=netcat-regress/OU=server/CN=127.0.0.1

==== run-udp ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -u -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Bound on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on 127.0.0.1 23297
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# the -v option would cause udptest() to write additional X
rm -f client.err; echo command | ./netcat-regress -u -n 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 18433
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Bound on 127.0.0.1 ' server.err
Bound on 127.0.0.1 23297
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 18433

==== run-udp6 ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -u -n -v -l ::1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Bound on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on ::1 31547
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# the -v option would cause udptest() to write additional X
rm -f client.err; echo command | ./netcat-regress -u -n ::1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on ::1 13603
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Bound on ::1 ' server.err
Bound on ::1 31547
grep 'Connection received on ::1 ' server.err
Connection received on ::1 13603

==== run-udp-probe ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -u -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Bound on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on 127.0.0.1 11053
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
rm -f client.err; echo command | ./netcat-regress -u -v -n 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 34600
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Bound on 127.0.0.1 ' server.err
Bound on 127.0.0.1 11053
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 34600

==== run-udp-localhost ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -u -4 -v -l localhost 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Bound on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on localhost 27907
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# the -v option would cause udptest() to write additional X
rm -f client.err; echo command | ./netcat-regress -u -4 localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on localhost 26568
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Bound on localhost ' server.err
Bound on localhost 27907
grep 'Connection received on localhost ' server.err
Connection received on localhost 26568

==== run-udp6-localhost ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -u -6 -v -l localhost 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Bound on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on localhost 40060
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# the -v option would cause udptest() to write additional X
rm -f client.err; echo command | ./netcat-regress -u -6 localhost `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on localhost 28631
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Bound on localhost ' server.err
Bound on localhost 40060
grep 'Connection received on localhost ' server.err
Connection received on localhost 28631

==== run-udp-keep ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -k -u -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Bound on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on 127.0.0.1 45852
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# the -v option causes udptest() to write additional X
rm -f client.err; echo command | ./netcat-regress -u -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
# server does not connect, nothing reaches the client
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
! grep 'greeting' client.out
grep '^command$' server.out
command
grep 'Bound on 127.0.0.1 ' server.err
Bound on 127.0.0.1 45852
# client does not connect
! grep 'Connection received on ' server.err
# kill client and reconnect with a new one
:> server.err
pkill -l -f "^./netcat-regress .* 127.0.0.1 `cat server.port`$"
22908 netcat-regress
rm -f client.{out,err}
:> server.out
rm -f client.err; echo command | ./netcat-regress -u -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
! grep 'greeting' client.out
# truncation of log results in NUL bytes, do not match ^
grep 'command$' server.out
Binary file server.out matches
# server keeps socket and does not bind again
! grep 'Bound on ' server.err
# client does not connect
! grep 'Connection received on ' server.err

==== run-udp-sleep ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -u -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Bound on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on 127.0.0.1 33260
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# the -v option would cause udptest() to write additional X
rm -f client.err; echo command | ./netcat-regress -u -n 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on 127.0.0.1 6459
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Bound on 127.0.0.1 ' server.err
Bound on 127.0.0.1 33260
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 6459
# netcat waits for the other side to terminate, check it is sleeping
let timeout=`date +%s`+5;  while ps -xww -o comm,stat | grep -q 'netcat-regress .*R';  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
ps -xww -o comm,stat,args | grep '^netcat-regress .*[IS].* -v -l 127'
netcat-regress          Sp     ./netcat-regress -u -n -v -l 127.0.0.1 0
ps -xww -o comm,stat,args | grep '^netcat-regress .*[IS].* -n 127'
netcat-regress          Sp     ./netcat-regress -u -n 127.0.0.1 33260

==== run-unix ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.sock
rm -f server.err; echo greeting | ./netcat-regress -U -n -v -l server.sock 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on server.sock
Listening on server.sock
rm -f client.err; echo command | ./netcat-regress -U -n -v server.sock 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on server.sock
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
# XXX message Bound and Listening is redundant
grep 'Bound on server.sock$' server.err
Bound on server.sock
grep 'Listening on server.sock$' server.err
Listening on server.sock
grep 'Connection received on server.sock$' server.err
Connection received on server.sock
# XXX message succeeded is missing
! grep 'Connection to server.sock .* succeeded!' client.err

==== run-unix-namelookup ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.sock
rm -f server.err; echo greeting | ./netcat-regress -U -v -l server.sock 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on server.sock
Listening on server.sock
rm -f client.err; echo command | ./netcat-regress -U -v server.sock 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on server.sock
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
# XXX message Bound and Listening is redundant
grep 'Bound on server.sock$' server.err
Bound on server.sock
grep 'Listening on server.sock$' server.err
Listening on server.sock
grep 'Connection received on server.sock$' server.err
Connection received on server.sock
# XXX message succeeded is missing
! grep 'Connection to server.sock .* succeeded!' client.err

==== run-unix-probe ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.sock
rm -f server.err; echo greeting | ./netcat-regress -U -n -v -l server.sock 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on server.sock
Listening on server.sock
# connect and close immediately, check if socket is listening
./netcat-regress -N -U -v server.sock </dev/null >client.out 2>client.err
Connection received on server.sock
# XXX message Bound and Listening is redundant
grep 'Bound on server.sock$' server.err
Bound on server.sock
grep 'Listening on server.sock$' server.err
Listening on server.sock
grep 'Connection received on server.sock$' server.err
Connection received on server.sock
# XXX message succeeded is missing
! grep 'Connection to server.sock .* succeeded!' client.err
# server accepts one connection, second connection should be refused
! ./netcat-regress -N -U -v server.sock </dev/null >client.out 2>client.err
grep 'server.sock: Connection refused' client.err
netcat-regress: server.sock: Connection refused
# connection to non existing socket file should fail
rm server.sock
! ./netcat-regress -N -U -v server.sock </dev/null >client.out 2>client.err
grep 'server.sock: No such file or directory' client.err
netcat-regress: server.sock: No such file or directory

==== run-unix-keep ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.sock
rm -f server.err; echo greeting | ./netcat-regress -k -U -n -v -l server.sock 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on server.sock
Listening on server.sock
rm -f client.err; echo command | ./netcat-regress -U -n -v server.sock 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on server.sock
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
# XXX message Bound and Listening is redundant
grep 'Bound on server.sock$' server.err
Bound on server.sock
grep 'Listening on server.sock$' server.err
Listening on server.sock
grep 'Connection received on server.sock$' server.err
Connection received on server.sock
# XXX message succeeded is missing
! grep 'Connection to server.sock .* succeeded!' client.err
# kill client and reconnect with a new one
:> server.err
pkill -l -f "^./netcat-regress .* -v server.sock$"
25111 netcat-regress
rm -f client.{out,err}
:> server.out
rm -f client.err; echo command | ./netcat-regress -U -n -v server.sock 2>&1 >client.out | tee client.err &
# server sends only one greeting, do not wait for a second one
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection received on server.sock
! grep 'greeting' client.out
# truncation of log results in NUL bytes, do not match ^
grep 'command$' server.out
Binary file server.out matches
grep 'Connection received on server.sock$' server.err
Binary file server.err matches
# XXX message succeeded is missing
! grep 'Connection to server.sock .* succeeded!' client.err

==== run-unix-dgram ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f {client,server}.sock
rm -f server.err; echo greeting | ./netcat-regress -U -u -n -v -l server.sock 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Bound on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on server.sock
rm -f client.err; echo command | ./netcat-regress -U -u -n -v server.sock 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on /tmp/nc.wLxx6rpnoj
Connection received on server.sock
let timeout=`date +%s`+5;  until grep -q 'Bound on ' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Bound on server.sock$' server.err
Bound on server.sock
grep 'Connection received on server.sock$' server.err
Connection received on server.sock
# XXX message succeeded is missing
! grep 'Connection to server.sock .* succeeded!' client.err

==== run-unix-dgram-namelookup ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f {client,server}.sock
rm -f server.err; echo greeting | ./netcat-regress -U -u -v -l server.sock 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Bound on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on server.sock
rm -f client.err; echo command | ./netcat-regress -U -u -v server.sock 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on /tmp/nc.zVlooAGuGw
Connection received on server.sock
let timeout=`date +%s`+5;  until grep -q 'Bound on ' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Bound on server.sock$' server.err
Bound on server.sock
grep 'Connection received on server.sock$' server.err
Connection received on server.sock
# XXX message succeeded is missing
! grep 'Connection to server.sock .* succeeded!' client.err

==== run-unix-dgram-clientsock ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f {client,server}.sock
rm -f server.err; echo greeting | ./netcat-regress -U -u -n -v -l server.sock 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Bound on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on server.sock
rm -f client.err; echo command | ./netcat-regress -U -u -n -v -s client.sock server.sock 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out && grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on client.sock
Connection received on server.sock
grep '^greeting$' client.out
greeting
grep '^command$' server.out
command
grep 'Bound on server.sock$' server.err
Bound on server.sock
grep 'Connection received on server.sock$' server.err
Connection received on server.sock
# XXX message succeeded is missing
! grep 'Connection to server.sock .* succeeded!' client.err

==== run-unix-dgram-keep ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f {client,server}.sock
rm -f server.err; echo greeting | ./netcat-regress -k -U -u -n -v -l server.sock 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Bound on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on server.sock
rm -f client.err; echo command | ./netcat-regress -U -u -n -v server.sock 2>&1 >client.out | tee client.err &
# server does not connect, nothing reaches the client
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on /tmp/nc.PbID4CvbbK
let timeout=`date +%s`+5;  until grep -q 'Bound on ' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
! grep 'greeting' client.out
grep '^command$' server.out
command
grep 'Bound on server.sock$' server.err
Bound on server.sock
# client does not connect
! grep 'Connection received on ' server.err
# XXX message succeeded is missing
! grep 'Connection to server.sock .* succeeded!' client.err
# kill client and reconnect with a new one
:> server.err
pkill -l -f "^./netcat-regress .* -v server.sock$"
65631 netcat-regress
rm -f client.{out,err}
:> server.out
rm -f client.err; echo command | ./netcat-regress -U -u -n -v server.sock 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Bound on /tmp/nc.tacebNUdw2
let timeout=`date +%s`+5;  until grep -q 'Bound on ' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
! grep 'greeting' client.out
# truncation of log results in NUL bytes, do not match ^
grep 'command$' server.out
Binary file server.out matches
# server keeps socket and does not bind again
! grep 'Bound on ' server.err
# client does not connect
! grep 'Connection received on ' server.err
# XXX message succeeded is missing
! grep 'Connection to 127.0.0.1 .* succeeded!' client.err

==== run-tcp-test ====
cc -O2 -pipe  -g -Wall -Wpointer-arith -Wuninitialized -Wstrict-prototypes -Wmissing-prototypes -Wunused -Wsign-compare -Wshadow  -MD -MP  -c /home/src/regress/usr.bin/nc/server-tcp.c
cc -O2 -pipe  -g -Wall -Wpointer-arith -Wuninitialized -Wstrict-prototypes -Wmissing-prototypes -Wunused -Wsign-compare -Wshadow  -MD -MP  -c /home/src/regress/usr.bin/nc/util.c
cc   -o server-tcp server-tcp.o util.o 
cc -O2 -pipe  -g -Wall -Wpointer-arith -Wuninitialized -Wstrict-prototypes -Wmissing-prototypes -Wunused -Wsign-compare -Wshadow  -MD -MP  -c /home/src/regress/usr.bin/nc/client-tcp.c
cc   -o client-tcp client-tcp.o util.o 
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# test the test tools
./server-tcp -s greeting -r command 127.0.0.1 0 >server.port
sock: 127.0.0.1 13190
./client-tcp -r greeting -s command 127.0.0.1 `cat server.port` >client.port
peer: 127.0.0.1 32735
>>> greeting
sock: 127.0.0.1 32735
peer: 127.0.0.1 13190
<<< greeting
>>> command
<<< command

==== run-tcp-test-shutdown ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# test the test tools
./server-tcp -s greeting -N -r command -E 127.0.0.1 0 >server.port
sock: 127.0.0.1 2816
./client-tcp -r greeting -E -s command -N 127.0.0.1 `cat server.port` >client.port
peer: 127.0.0.1 37166
>>> greeting
sock: 127.0.0.1 37166
peer: 127.0.0.1 2816
<<< greeting
<<< EOF
>>> command
<<< command
<<< EOF

==== run-tcp-server ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 45856
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# test client read from netcat, then send line and exit
./client-tcp -r greeting -s command 127.0.0.1 `cat server.port` >client.port
Connection received on 127.0.0.1 25856
sock: 127.0.0.1 25856
peer: 127.0.0.1 45856
<<< greeting
>>> command
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 45856
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 25856

==== run-tcp-server-eof ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 1664
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# test client read from netcat, then send line, shutdown, wait for eof
./client-tcp -r greeting -s command -N -E 127.0.0.1 `cat server.port` >client.port
Connection received on 127.0.0.1 48944
sock: 127.0.0.1 48944
peer: 127.0.0.1 1664
<<< greeting
>>> command
<<< EOF
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 1664
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 48944

==== run-tcp-server-reverse-eof ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
rm -f server.err; echo greeting | ./netcat-regress -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 18119
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# test client send to netcat, shutdown, then read line, wait for eof
./client-tcp -s command -N -r greeting -E 127.0.0.1 `cat server.port` >client.port
Connection received on 127.0.0.1 17867
sock: 127.0.0.1 17867
peer: 127.0.0.1 18119
>>> command
<<< greeting
<<< EOF
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 18119
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 17867

==== run-tcp-server-shutdown-eof ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# netcat calls shutdown on output after EOF on input
rm -f server.err; echo greeting | ./netcat-regress -N -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 2274
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# test client read from netcat, then send line, wait for eof, shutdown
./client-tcp -r greeting -s command -E -N 127.0.0.1 `cat server.port` >client.port
Connection received on 127.0.0.1 46032
sock: 127.0.0.1 46032
peer: 127.0.0.1 2274
<<< greeting
>>> command
<<< EOF
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 2274
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 46032

==== run-tcp-server-shutdown-reverse-eof ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# netcat calls shutdown on output after EOF on input
rm -f server.err; echo greeting | ./netcat-regress -N -n -v -l 127.0.0.1 0 2>&1 >server.out | tee server.err &
let timeout=`date +%s`+5;  until grep -q 'Listening on ' server.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Listening on 127.0.0.1 1083
sed -E -n 's/(Listening|Bound) on .* //p' server.err >server.port
# test client send to netcat, shutdown, then read line, wait for eof
./client-tcp -s command -N -r greeting -E 127.0.0.1 `cat server.port` >client.port
Connection received on 127.0.0.1 23596
sock: 127.0.0.1 23596
peer: 127.0.0.1 1083
>>> command
<<< greeting
<<< EOF
let timeout=`date +%s`+5;  until grep -q 'command' server.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^command$' server.out
command
grep 'Listening on 127.0.0.1 ' server.err
Listening on 127.0.0.1 1083
grep 'Connection received on 127.0.0.1 ' server.err
Connection received on 127.0.0.1 23596

==== run-tcp-client ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# test server send to netcat, then read line and exit
./server-tcp -s greeting -r command 127.0.0.1 0 >server.port
sock: 127.0.0.1 8240
rm -f client.err; echo command | ./netcat-regress -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
peer: 127.0.0.1 35701
Connection to 127.0.0.1 8240 port [tcp/*] succeeded!
>>> greeting
<<< command
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 8240 port [tcp/*] succeeded!

==== run-tcp-client-eof ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# test server send to netcat, shutdown, then read line, wait for eof
./server-tcp -s greeting -N -r command -E 127.0.0.1 0 >server.port
sock: 127.0.0.1 1882
rm -f client.err; echo command | ./netcat-regress -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
peer: 127.0.0.1 39065
Connection to 127.0.0.1 1882 port [tcp/*] succeeded!
>>> greeting
<<< command
<<< EOF
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 1882 port [tcp/*] succeeded!

==== run-tcp-client-reverse-eof ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# test server read from netcat, then read line, wait for eof, shutdown
./server-tcp -r command -s greeting -E -N 127.0.0.1 0 >server.port
sock: 127.0.0.1 7635
rm -f client.err; echo command | ./netcat-regress -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
Connection to 127.0.0.1 7635 port [tcp/*] succeeded!
peer: 127.0.0.1 11726
<<< command
>>> greeting
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 7635 port [tcp/*] succeeded!

==== run-tcp-client-shutdown-eof ====
pkill netcat-regress || true
<<< EOF
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# test server send to netcat, shutdown, then read line, wait for eof
./server-tcp -s greeting -N -r command -E 127.0.0.1 0 >server.port
sock: 127.0.0.1 3064
# netcat calls shutdown on output after EOF on input
rm -f client.err; echo command | ./netcat-regress -N -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
peer: 127.0.0.1 43769
Connection to 127.0.0.1 3064 port [tcp/*] succeeded!
>>> greeting
<<< command
<<< EOF
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 3064 port [tcp/*] succeeded!

==== run-tcp-client-shutdown-reverse-eof ====
pkill netcat-regress || true
rm -f netcat-regress
# copying global netcat to local name allows to pkill it during cleanup
cp /usr/bin/nc netcat-regress
chmod 755 netcat-regress
# test server read from netcat, wait for eof, then read line, shutdown
./server-tcp -r command -E -s greeting -N 127.0.0.1 0 >server.port
sock: 127.0.0.1 11854
# netcat calls shutdown on output after EOF on input
rm -f client.err; echo command | ./netcat-regress -N -n -v 127.0.0.1 `cat server.port` 2>&1 >client.out | tee client.err &
let timeout=`date +%s`+5;  until grep -q 'Connection to .* succeeded' client.err;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
peer: 127.0.0.1 39291
<<< command
<<< EOF
>>> greeting
Connection to 127.0.0.1 11854 port [tcp/*] succeeded!
let timeout=`date +%s`+5;  until grep -q 'greeting' client.out;  do [[ `date +%s` -lt $timeout ]] || { echo timeout; exit 1; }; done
grep '^greeting$' client.out
greeting
grep 'Connection to 127.0.0.1 .* succeeded!' client.err
Connection to 127.0.0.1 11854 port [tcp/*] succeeded!

==== cleanup ====
pkill netcat-regress || true