3 # NEPI, a framework to manage network experiments
4 # Copyright (C) 2013 INRIA
6 # This program is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 # Author: Alina Quereilhac <alina.quereilhac@inria.fr>
22 from nepi.resources.linux.node import LinuxNode, ExitCode
23 from nepi.util.sshfuncs import ProcStatus
25 from test_utils import skipIfNotAlive, skipInteractive, create_node
32 class LinuxNodeTestCase(unittest.TestCase):
34 self.fedora_host = "nepi2.pl.sophia.inria.fr"
35 self.fedora_user = "inria_nepi"
37 self.ubuntu_host = "roseval.pl.sophia.inria.fr"
38 self.ubuntu_user = "alina"
40 self.target = "nepi5.pl.sophia.inria.fr"
43 def t_execute(self, host, user):
44 node, ec = create_node(host, user)
46 command = "ping -qc3 %s" % self.target
48 (out, err), proc = node.execute(command)
50 expected = """3 packets transmitted, 3 received, 0% packet loss"""
52 self.assertTrue(out.find(expected) > 0)
55 def t_run(self, host, user):
56 node, ec = create_node(host, user)
59 app_home = os.path.join(node.exp_home, "my-app")
60 node.mkdir(app_home, clean = True)
62 command = "ping %s" % self.target
63 node.run(command, app_home)
64 pid, ppid = node.getpid(app_home)
66 status = node.status(pid, ppid)
67 self.assertTrue(status, ProcStatus.RUNNING)
70 status = node.status(pid, ppid)
71 self.assertTrue(status, ProcStatus.FINISHED)
73 (out, err), proc = node.check_output(app_home, "stdout")
75 expected = """64 bytes from"""
77 self.assertTrue(out.find(expected) > 0)
82 def t_exitcode_ok(self, host, user):
83 command = "echo 'OK!'"
85 node, ec = create_node(host, user)
88 app_home = os.path.join(node.exp_home, "my-app")
89 node.mkdir(app_home, clean = True)
91 (out, err), proc = node.run_and_wait(command, app_home,
94 ecodefile = "exitcode",
97 raise_on_error = True)
99 # get the pid of the process
100 ecode = node.exitcode(app_home)
101 self.assertEquals(ecode, ExitCode.OK)
104 def t_exitcode_kill(self, host, user):
105 node, ec = create_node(host, user)
108 app_home = os.path.join(node.exp_home, "my-app")
109 node.mkdir(app_home, clean = True)
111 # Upload command that will not finish
112 command = "ping localhost"
113 shfile = os.path.join(app_home, "cmd.sh")
114 (out, err), proc = node.upload_command(command,
116 ecodefile = "exitcode")
118 (out, err), proc = node.run(command, app_home,
123 # Just wait to make sure the ping started
126 # The process is still running, so no retfile has been created yet
127 ecode = node.exitcode(app_home)
128 self.assertEquals(ecode, ExitCode.FILENOTFOUND)
130 (out, err), proc = node.check_errors(app_home)
131 self.assertEquals(err, "")
134 pid, ppid = node.getpid(app_home)
137 (out, err), proc = node.check_errors(app_home)
138 self.assertEquals(err, "")
141 def t_exitcode_error(self, host, user):
142 # Try to execute a command that doesn't exist
143 command = "unexistent-command"
145 node, ec = create_node(host, user)
148 app_home = os.path.join(node.exp_home, "my-app")
149 node.mkdir(app_home, clean = True)
151 (out, err), proc = node.run_and_wait(command, app_home,
154 ecodefile = "exitcode",
157 raise_on_error = False)
159 # get the pid of the process
160 ecode = node.exitcode(app_home)
162 # bash erro 127 - command not found
163 self.assertEquals(ecode, 127)
165 (out, err), proc = node.check_errors(app_home)
167 self.assertTrue(err.find("cmd.sh: line 1: unexistent-command: command not found") > -1)
170 def t_install(self, host, user):
171 node, ec = create_node(host, user)
174 (out, err), proc = node.mkdir(node.node_home, clean = True)
175 self.assertEquals(err, "")
177 (out, err), proc = node.install_packages("gcc", node.node_home)
178 self.assertEquals(err, "")
180 (out, err), proc = node.remove_packages("gcc", node.node_home)
181 self.assertEquals(err, "")
183 (out, err), proc = node.rmdir(node.exp_home)
184 self.assertEquals(err, "")
187 def t_clean(self, host, user):
188 node, ec = create_node(host, user)
191 node.mkdir(node.lib_dir)
192 node.mkdir(node.node_home)
194 command1 = " [ -d %s ] && echo 'Found'" % node.lib_dir
195 (out, err), proc = node.execute(command1)
197 self.assertEquals(out.strip(), "Found")
199 command2 = " [ -d %s ] && echo 'Found'" % node.node_home
200 (out, err), proc = node.execute(command2)
202 self.assertEquals(out.strip(), "Found")
204 node.clean_experiment()
206 (out, err), proc = node.execute(command2)
208 self.assertEquals(out.strip(), "")
212 (out, err), proc = node.execute(command1)
214 self.assertEquals(out.strip(), "")
218 def t_xterm(self, host, user):
219 node, ec = create_node(host, user)
222 (out, err), proc = node.mkdir(node.node_home, clean = True)
223 self.assertEquals(err, "")
225 node.install_packages("xterm", node.node_home)
226 self.assertEquals(err, "")
228 (out, err), proc = node.execute("xterm", forward_x11 = True)
229 self.assertEquals(err, "")
231 (out, err), proc = node.remove_packages("xterm", node.node_home)
232 self.assertEquals(err, "")
235 def t_compile(self, host, user):
236 node, ec = create_node(host, user)
239 app_home = os.path.join(node.exp_home, "my-app")
240 node.mkdir(app_home, clean = True)
242 prog = """#include <stdio.h>
247 printf ("Hello, world!\\n");
251 # upload the test program
252 dst = os.path.join(app_home, "hello.c")
253 node.upload(prog, dst, text = True)
256 node.install_packages('gcc', app_home)
258 # compile the program using gcc
259 command = "cd %s; gcc -Wall hello.c -o hello" % app_home
260 (out, err), proc = node.execute(command)
262 # execute the program and get the output from stdout
263 command = "%s/hello" % app_home
264 (out, err), proc = node.execute(command)
266 self.assertEquals(out, "Hello, world!\n")
268 # execute the program and get the output from a file
269 command = "%(home)s/hello > %(home)s/hello.out" % {
271 (out, err), proc = node.execute(command)
273 # retrieve the output file
274 src = os.path.join(app_home, "hello.out")
275 f = tempfile.NamedTemporaryFile(delete = False)
277 node.download(src, dst)
280 node.remove_packages("gcc", app_home)
287 self.assertEquals(out, "Hello, world!\n")
289 def test_execute_fedora(self):
290 self.t_execute(self.fedora_host, self.fedora_user)
292 def test_execute_ubuntu(self):
293 self.t_execute(self.ubuntu_host, self.ubuntu_user)
295 def test_run_fedora(self):
296 self.t_run(self.fedora_host, self.fedora_user)
298 def test_run_ubuntu(self):
299 self.t_run(self.ubuntu_host, self.ubuntu_user)
301 def test_intall_fedora(self):
302 self.t_install(self.fedora_host, self.fedora_user)
304 def test_install_ubuntu(self):
305 self.t_install(self.ubuntu_host, self.ubuntu_user)
307 def test_compile_fedora(self):
308 self.t_compile(self.fedora_host, self.fedora_user)
310 def test_compile_ubuntu(self):
311 self.t_compile(self.ubuntu_host, self.ubuntu_user)
313 def test_exitcode_ok_fedora(self):
314 self.t_exitcode_ok(self.fedora_host, self.fedora_user)
316 def test_exitcode_ok_ubuntu(self):
317 self.t_exitcode_ok(self.ubuntu_host, self.ubuntu_user)
319 def test_exitcode_kill_fedora(self):
320 self.t_exitcode_kill(self.fedora_host, self.fedora_user)
322 def test_exitcode_kill_ubuntu(self):
323 self.t_exitcode_kill(self.ubuntu_host, self.ubuntu_user)
325 def test_exitcode_error_fedora(self):
326 self.t_exitcode_error(self.fedora_host, self.fedora_user)
328 def test_exitcode_error_ubuntu(self):
329 self.t_exitcode_error(self.ubuntu_host, self.ubuntu_user)
331 def test_clean_fedora(self):
332 self.t_clean(self.fedora_host, self.fedora_user)
334 def test_clean_ubuntu(self):
335 self.t_clean(self.ubuntu_host, self.ubuntu_user)
338 def test_xterm_ubuntu(self):
339 """ Interactive test. Should not run automatically """
340 self.t_xterm(self.ubuntu_host, self.ubuntu_user)
343 if __name__ == '__main__':