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_host = "planetlab2.u-strasbg.fr"
36 self.fedora_user = "inria_nepi"
38 self.ubuntu_host = "roseval.pl.sophia.inria.fr"
39 self.ubuntu_user = "alina"
41 self.target = "nepi5.pl.sophia.inria.fr"
44 def t_execute(self, host, user):
45 node, ec = create_node(host, user)
47 command = "ping -qc3 %s" % self.target
49 (out, err), proc = node.execute(command)
51 expected = """3 packets transmitted, 3 received, 0% packet loss"""
53 self.assertTrue(out.find(expected) > 0)
56 def t_run(self, host, user):
57 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)
87 app_home = os.path.join(node.exp_home, "my-app")
88 node.mkdir(app_home, clean = True)
90 (out, err), proc = node.run_and_wait(command, app_home,
93 ecodefile = "exitcode",
96 raise_on_error = True)
98 # get the pid of the process
99 ecode = node.exitcode(app_home)
100 self.assertEquals(ecode, ExitCode.OK)
103 def t_exitcode_kill(self, host, user):
104 node, ec = create_node(host, user)
106 app_home = os.path.join(node.exp_home, "my-app")
107 node.mkdir(app_home, clean = True)
109 # Upload command that will not finish
110 command = "ping localhost"
111 (out, err), proc = node.upload_command(command, app_home,
113 ecodefile = "exitcode")
115 (out, err), proc = node.run(command, app_home,
120 # Just wait to make sure the ping started
123 # The process is still running, so no retfile has been created yet
124 ecode = node.exitcode(app_home)
125 self.assertEquals(ecode, ExitCode.FILENOTFOUND)
127 (out, err), proc = node.check_errors(app_home)
128 self.assertEquals(err, "")
131 pid, ppid = node.getpid(app_home)
134 (out, err), proc = node.check_errors(app_home)
135 self.assertEquals(err, "")
138 def t_exitcode_error(self, host, user):
139 # Try to execute a command that doesn't exist
140 command = "unexistent-command"
142 node, ec = create_node(host, user)
144 app_home = os.path.join(node.exp_home, "my-app")
145 node.mkdir(app_home, clean = True)
147 (out, err), proc = node.run_and_wait(command, app_home,
150 ecodefile = "exitcode",
153 raise_on_error = False)
155 # get the pid of the process
156 ecode = node.exitcode(app_home)
158 # bash erro 127 - command not found
159 self.assertEquals(ecode, 127)
161 (out, err), proc = node.check_errors(app_home)
163 self.assertEquals(err.strip(), "./cmd.sh: line 1: unexistent-command: command not found")
166 def t_install(self, host, user):
167 node, ec = create_node(host, user)
169 (out, err), proc = node.mkdir(node.node_home, clean = True)
170 self.assertEquals(err, "")
172 (out, err), proc = node.install_packages("gcc", node.node_home)
173 self.assertEquals(err, "")
175 (out, err), proc = node.remove_packages("gcc", node.node_home)
176 self.assertEquals(err, "")
178 (out, err), proc = node.rmdir(node.exp_home)
179 self.assertEquals(err, "")
182 def t_xterm(self, host, user):
183 node, ec = create_node(host, user)
185 (out, err), proc = node.mkdir(node.node_home, clean = True)
186 self.assertEquals(err, "")
188 node.install_packages("xterm", node.node_home)
189 self.assertEquals(err, "")
191 (out, err), proc = node.execute("xterm", forward_x11 = True)
192 self.assertEquals(err, "")
194 (out, err), proc = node.remove_packages("xterm", node.node_home)
195 self.assertEquals(err, "")
198 def t_compile(self, host, user):
199 node, ec = create_node(host, user)
201 app_home = os.path.join(node.exp_home, "my-app")
202 node.mkdir(app_home, clean = True)
204 prog = """#include <stdio.h>
209 printf ("Hello, world!\\n");
213 # upload the test program
214 dst = os.path.join(app_home, "hello.c")
215 node.upload(prog, dst, text = True)
218 node.install_packages('gcc', app_home)
220 # compile the program using gcc
221 command = "cd %s; gcc -Wall hello.c -o hello" % app_home
222 (out, err), proc = node.execute(command)
224 # execute the program and get the output from stdout
225 command = "%s/hello" % app_home
226 (out, err), proc = node.execute(command)
228 self.assertEquals(out, "Hello, world!\n")
230 # execute the program and get the output from a file
231 command = "%(home)s/hello > %(home)s/hello.out" % {
233 (out, err), proc = node.execute(command)
235 # retrieve the output file
236 src = os.path.join(app_home, "hello.out")
237 f = tempfile.NamedTemporaryFile(delete = False)
239 node.download(src, dst)
242 node.remove_packages("gcc", app_home)
249 self.assertEquals(out, "Hello, world!\n")
251 def test_execute_fedora(self):
252 self.t_execute(self.fedora_host, self.fedora_user)
254 def test_execute_ubuntu(self):
255 self.t_execute(self.ubuntu_host, self.ubuntu_user)
257 def test_run_fedora(self):
258 self.t_run(self.fedora_host, self.fedora_user)
260 def test_run_ubuntu(self):
261 self.t_run(self.ubuntu_host, self.ubuntu_user)
263 def test_intall_fedora(self):
264 self.t_install(self.fedora_host, self.fedora_user)
266 def test_install_ubuntu(self):
267 self.t_install(self.ubuntu_host, self.ubuntu_user)
269 def test_compile_fedora(self):
270 self.t_compile(self.fedora_host, self.fedora_user)
272 def test_compile_ubuntu(self):
273 self.t_compile(self.ubuntu_host, self.ubuntu_user)
275 def test_exitcode_ok_fedora(self):
276 self.t_exitcode_ok(self.fedora_host, self.fedora_user)
278 def test_exitcode_ok_ubuntu(self):
279 self.t_exitcode_ok(self.ubuntu_host, self.ubuntu_user)
281 def test_exitcode_kill_fedora(self):
282 self.t_exitcode_kill(self.fedora_host, self.fedora_user)
284 def test_exitcode_kill_ubuntu(self):
285 self.t_exitcode_kill(self.ubuntu_host, self.ubuntu_user)
287 def test_exitcode_error_fedora(self):
288 self.t_exitcode_error(self.fedora_host, self.fedora_user)
290 def test_exitcode_error_ubuntu(self):
291 self.t_exitcode_error(self.ubuntu_host, self.ubuntu_user)
294 def test_xterm_ubuntu(self):
295 """ Interactive test. Should not run automatically """
296 self.t_xterm(self.ubuntu_host, self.ubuntu_user)
299 if __name__ == '__main__':