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)
58 app_home = os.path.join(node.exp_home, "my-app")
59 node.mkdir(app_home, clean = True)
61 command = "ping %s" % self.target
62 node.run(command, app_home)
63 pid, ppid = node.getpid(app_home)
65 status = node.status(pid, ppid)
66 self.assertTrue(status, ProcStatus.RUNNING)
69 status = node.status(pid, ppid)
70 self.assertTrue(status, ProcStatus.FINISHED)
72 (out, err), proc = node.check_output(app_home, "stdout")
74 expected = """64 bytes from"""
76 self.assertTrue(out.find(expected) > 0)
81 def t_exitcode_ok(self, host, user):
82 command = "echo 'OK!'"
84 node, ec = create_node(host, user)
86 app_home = os.path.join(node.exp_home, "my-app")
87 node.mkdir(app_home, clean = True)
89 (out, err), proc = node.run_and_wait(command, app_home,
92 ecodefile = "exitcode",
95 raise_on_error = True)
97 # get the pid of the process
98 ecode = node.exitcode(app_home)
99 self.assertEquals(ecode, ExitCode.OK)
102 def t_exitcode_kill(self, host, user):
103 node, ec = create_node(host, user)
105 app_home = os.path.join(node.exp_home, "my-app")
106 node.mkdir(app_home, clean = True)
108 # Upload command that will not finish
109 command = "ping localhost"
110 (out, err), proc = node.upload_command(command, app_home,
112 ecodefile = "exitcode")
114 (out, err), proc = node.run(command, app_home,
119 # Just wait to make sure the ping started
122 # The process is still running, so no retfile has been created yet
123 ecode = node.exitcode(app_home)
124 self.assertEquals(ecode, ExitCode.FILENOTFOUND)
126 (out, err), proc = node.check_errors(app_home)
127 self.assertEquals(err, "")
130 pid, ppid = node.getpid(app_home)
133 (out, err), proc = node.check_errors(app_home)
134 self.assertEquals(err, "")
137 def t_exitcode_error(self, host, user):
138 # Try to execute a command that doesn't exist
139 command = "unexistent-command"
141 node, ec = create_node(host, user)
143 app_home = os.path.join(node.exp_home, "my-app")
144 node.mkdir(app_home, clean = True)
146 (out, err), proc = node.run_and_wait(command, app_home,
149 ecodefile = "exitcode",
152 raise_on_error = False)
154 # get the pid of the process
155 ecode = node.exitcode(app_home)
157 # bash erro 127 - command not found
158 self.assertEquals(ecode, 127)
160 (out, err), proc = node.check_errors(app_home)
162 self.assertEquals(err.strip(), "./cmd.sh: line 1: unexistent-command: command not found")
165 def t_install(self, host, user):
166 node, ec = create_node(host, user)
168 (out, err), proc = node.mkdir(node.node_home, clean = True)
169 self.assertEquals(err, "")
171 (out, err), proc = node.install_packages("gcc", node.node_home)
172 self.assertEquals(err, "")
174 (out, err), proc = node.remove_packages("gcc", node.node_home)
175 self.assertEquals(err, "")
177 (out, err), proc = node.rmdir(node.exp_home)
178 self.assertEquals(err, "")
181 def t_xterm(self, host, user):
182 node, ec = create_node(host, user)
184 (out, err), proc = node.mkdir(node.node_home, clean = True)
185 self.assertEquals(err, "")
187 node.install_packages("xterm", node.node_home)
188 self.assertEquals(err, "")
190 (out, err), proc = node.execute("xterm", forward_x11 = True)
191 self.assertEquals(err, "")
193 (out, err), proc = node.remove_packages("xterm", node.node_home)
194 self.assertEquals(err, "")
197 def t_compile(self, host, user):
198 node, ec = create_node(host, user)
200 app_home = os.path.join(node.exp_home, "my-app")
201 node.mkdir(app_home, clean = True)
203 prog = """#include <stdio.h>
208 printf ("Hello, world!\\n");
212 # upload the test program
213 dst = os.path.join(app_home, "hello.c")
214 node.upload(prog, dst, text = True)
217 node.install_packages('gcc', app_home)
219 # compile the program using gcc
220 command = "cd %s; gcc -Wall hello.c -o hello" % app_home
221 (out, err), proc = node.execute(command)
223 # execute the program and get the output from stdout
224 command = "%s/hello" % app_home
225 (out, err), proc = node.execute(command)
227 self.assertEquals(out, "Hello, world!\n")
229 # execute the program and get the output from a file
230 command = "%(home)s/hello > %(home)s/hello.out" % {
232 (out, err), proc = node.execute(command)
234 # retrieve the output file
235 src = os.path.join(app_home, "hello.out")
236 f = tempfile.NamedTemporaryFile(delete = False)
238 node.download(src, dst)
241 node.remove_packages("gcc", app_home)
248 self.assertEquals(out, "Hello, world!\n")
250 def test_execute_fedora(self):
251 self.t_execute(self.fedora_host, self.fedora_user)
253 def test_execute_ubuntu(self):
254 self.t_execute(self.ubuntu_host, self.ubuntu_user)
256 def test_run_fedora(self):
257 self.t_run(self.fedora_host, self.fedora_user)
259 def test_run_ubuntu(self):
260 self.t_run(self.ubuntu_host, self.ubuntu_user)
262 def test_intall_fedora(self):
263 self.t_install(self.fedora_host, self.fedora_user)
265 def test_install_ubuntu(self):
266 self.t_install(self.ubuntu_host, self.ubuntu_user)
268 def test_compile_fedora(self):
269 self.t_compile(self.fedora_host, self.fedora_user)
271 def test_compile_ubuntu(self):
272 self.t_compile(self.ubuntu_host, self.ubuntu_user)
274 def test_exitcode_ok_fedora(self):
275 self.t_exitcode_ok(self.fedora_host, self.fedora_user)
277 def test_exitcode_ok_ubuntu(self):
278 self.t_exitcode_ok(self.ubuntu_host, self.ubuntu_user)
280 def test_exitcode_kill_fedora(self):
281 self.t_exitcode_kill(self.fedora_host, self.fedora_user)
283 def test_exitcode_kill_ubuntu(self):
284 self.t_exitcode_kill(self.ubuntu_host, self.ubuntu_user)
286 def test_exitcode_error_fedora(self):
287 self.t_exitcode_error(self.fedora_host, self.fedora_user)
289 def test_exitcode_error_ubuntu(self):
290 self.t_exitcode_error(self.ubuntu_host, self.ubuntu_user)
293 def test_xterm_ubuntu(self):
294 """ Interactive test. Should not run automatically """
295 self.t_xterm(self.ubuntu_host, self.ubuntu_user)
298 if __name__ == '__main__':