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support/testing: add ngrep runtime test

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Signed-off-by: Julien Olivain <ju.o@free.fr>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
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Julien Olivain 2024-01-13 21:48:24 +01:00 committed by Yann E. MORIN
parent c20bf23fe9
commit ad40b23f2b
2 changed files with 50 additions and 0 deletions
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@ -1796,6 +1796,7 @@ F: support/testing/tests/package/test_ncdu.py
F: support/testing/tests/package/test_netcat.py
F: support/testing/tests/package/test_nftables.py
F: support/testing/tests/package/test_nftables/
F: support/testing/tests/package/test_ngrep.py
F: support/testing/tests/package/test_octave.py
F: support/testing/tests/package/test_ola.py
F: support/testing/tests/package/test_ola/

49
support/testing/tests/package/test_ngrep.py Normal file
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@ -0,0 +1,49 @@
import os
import time
import infra.basetest
class TestNgrep(infra.basetest.BRTest):
config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
"""
BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
BR2_PACKAGE_NETCAT=y
BR2_PACKAGE_NGREP=y
BR2_TARGET_ROOTFS_CPIO=y
# BR2_TARGET_ROOTFS_TAR is not set
"""
def test_run(self):
cpio_file = os.path.join(self.builddir, "images", "rootfs.cpio")
self.emulator.boot(arch="armv5",
kernel="builtin",
options=["-initrd", cpio_file])
self.emulator.login()
port = 12345
msg = 'Hello Buildroot'
# Check the program can execute.
self.assertRunOk("ngrep -V")
# Start a netcat server in background accepting connections
cmd = f"nc -l -p {port} >/dev/null </dev/null &"
self.assertRunOk(cmd)
time.sleep(1)
# Start a netcat client in background, sending one message
# every seconds
cmd = "( while true ; do "
cmd += f"echo '{msg}'; "
cmd += "sleep 1 ; "
cmd += "done) | "
cmd += f"nc 127.0.0.1 {port} &"
self.assertRunOk(cmd)
time.sleep(1)
# Capture 3 packets with the message.
cmd = f"ngrep -n 3 '{msg}'"
self.assertRunOk(cmd)