3 # Copyright (C) 2010-2013 CEA/DEN
5 # This library is free software; you can redistribute it and/or
6 # modify it under the terms of the GNU Lesser General Public
7 # License as published by the Free Software Foundation; either
8 # version 2.1 of the License.
10 # This library is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # Lesser General Public License for more details.
15 # You should have received a copy of the GNU Lesser General Public
16 # License along with this library; if not, write to the Free Software
17 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 import src.debug as DBG
29 parser = src.options.Options()
31 parser.add_option('n', 'name', 'string', 'name', _('Optional: The name of the'
32 ' launcher (default is '
33 'APPLICATION.profile.launcher_name)'))
34 parser.add_option('c', 'catalog', 'string', 'catalog',
35 _('Optional: The resources catalog to use'))
36 parser.add_option('', 'gencat', 'string', 'gencat',
37 _("Optional: Create a resources catalog for the specified machines "
38 "(separated with ',') \n\tNOTICE: this command will ssh to retrieve"
39 " information to each machine in the list"))
40 parser.add_option('', 'use_mesa', 'boolean', 'use_mesa',
41 _("Optional: Create a launcher that will use mesa products\n\t"
42 "It can be usefull whan salome is used on a remote machine through ssh"))
43 parser.add_option('', 'no_path_init', 'boolean', 'no_path_init',
44 _("Optional: Create a launcher that will not reinitilise all path variables\n\t"
45 "By default only PATH is not reinitialised (its value is inherited from user's environment)\n\t"
46 "Use no_path_init option to suppress the reinitilisation of every paths (LD_LIBRARY_PATH, PYTHONPATH, ...)"))
48 def generate_launch_file(config,
55 '''Generates the launcher file.
57 :param config Config: The global configuration
58 :param logger Logger: The logger instance to use for the display
60 :param launcher_name str: The name of the launcher to generate
61 :param pathlauncher str: The path to the launcher to generate
62 :param display boolean: If False, do not print anything in the terminal
63 :param additional_env dict: The dict giving additional
65 :return: The launcher file path.
69 # Compute the default launcher path if it is not provided in pathlauncher
71 filepath = os.path.join(pathlauncher, launcher_name)
73 # Remove the file if it exists in order to replace it
74 if os.path.exists(filepath):
78 # get KERNEL bin installation path
79 # (in order for the launcher to get python salomeContext API)
80 kernel_cfg = src.product.get_product_config(config, "KERNEL")
81 if not src.product.check_installation(config, kernel_cfg):
82 raise src.SatException(_("KERNEL is not installed"))
83 kernel_root_dir = kernel_cfg.install_dir
85 # set kernel bin dir (considering fhs property)
86 if src.get_property_in_product_cfg(kernel_cfg, "fhs"):
87 bin_kernel_install_dir = os.path.join(kernel_root_dir,"bin")
89 bin_kernel_install_dir = os.path.join(kernel_root_dir,"bin","salome")
91 # check if the application contains an application module
92 l_product_info = src.product.get_products_infos(config.APPLICATION.products.keys(),
94 salome_application_name="Not defined"
95 for prod_name, prod_info in l_product_info:
96 # look for a salome application
97 if src.get_property_in_product_cfg(prod_info, "is_salome_application") == "yes":
98 salome_application_name=prod_info.install_dir
101 # if the application contains an application module, we set ABSOLUTE_APPLI_PATH to it.
102 # if not we set it to KERNEL_INSTALL_DIR, which is sufficient, except for salome test
103 if salome_application_name == "Not defined":
104 app_root_dir=kernel_root_dir
106 app_root_dir=salome_application_name
108 # Add two sat variables used by fileEnviron to choose the right launcher header
109 # and do substitutions
110 additional_env['sat_bin_kernel_install_dir'] = bin_kernel_install_dir
111 if "python3" in config.APPLICATION and config.APPLICATION.python3 == "yes":
112 additional_env['sat_python_version'] = 3
114 additional_env['sat_python_version'] = 2
116 # Add the APPLI and ABSOLUTE_APPLI_PATH variable
117 additional_env['APPLI'] = filepath
118 additional_env['ABSOLUTE_APPLI_PATH'] = app_root_dir
120 # create an environment file writer
121 writer = src.environment.FileEnvWriter(config,
127 # Display some information
129 # Write the launcher file
130 logger.write(_("Generating launcher for %s :\n") %
131 src.printcolors.printcLabel(config.VARS.application), 1)
132 logger.write(" %s\n" % src.printcolors.printcLabel(filepath), 1)
135 writer.write_env_file(filepath,
138 additional_env=additional_env,
139 no_path_init=no_path_init)
141 # change the rights in order to make the file executable for everybody
153 def generate_catalog(machines, config, logger):
154 """Generates an xml catalog file from a list of machines.
156 :param machines List: The list of machines to add in the catalog
157 :param config Config: The global configuration
158 :param logger Logger: The logger instance to use for the display
160 :return: The catalog file path.
163 # remove empty machines
164 machines = map(lambda l: l.strip(), machines)
165 machines = filter(lambda l: len(l) > 0, machines)
168 src.printcolors.print_value(logger, _("Generate Resources Catalog"),
169 ", ".join(machines), 4)
171 # The command to execute on each machine in order to get some information
172 cmd = '"cat /proc/cpuinfo | grep MHz ; cat /proc/meminfo | grep MemTotal"'
173 user = getpass.getuser()
175 # Create the catalog path
176 catfile = src.get_tmp_filename(config, "CatalogResources.xml")
177 catalog = file(catfile, "w")
180 catalog.write("<!DOCTYPE ResourcesCatalog>\n<resources>\n")
182 if not src.architecture.is_windows():
183 logger.write(" ssh %s " % (k + " ").ljust(20, '.'), 4)
186 # Verify that the machine is accessible
187 ssh_cmd = 'ssh -o "StrictHostKeyChecking no" %s %s' % (k, cmd)
188 p = subprocess.Popen(ssh_cmd, shell=True,
189 stdin=subprocess.PIPE,
190 stdout=subprocess.PIPE,
191 stderr=subprocess.PIPE)
194 machine_access = (p.returncode == 0)
195 if not machine_access: # The machine is not accessible
196 logger.write(src.printcolors.printc(src.KO_STATUS) + "\n", 4)
198 src.printcolors.printcWarning(p.stderr.read()), 2)
200 # The machine is accessible, write the corresponding section on
202 logger.write(src.printcolors.printc(src.OK_STATUS) + "\n", 4)
203 lines = p.stdout.readlines()
204 freq = lines[0][:-1].split(':')[-1].split('.')[0].strip()
205 nb_proc = len(lines) -1
206 memory = lines[-1].split(':')[-1].split()[0].strip()
207 memory = int(memory) / 1000
209 catalog.write(" <machine\n")
210 catalog.write(" protocol=\"ssh\"\n")
211 catalog.write(" nbOfNodes=\"1\"\n")
212 catalog.write(" mode=\"interactif\"\n")
213 catalog.write(" OS=\"LINUX\"\n")
215 if (not src.architecture.is_windows()) and machine_access :
216 catalog.write(" CPUFreqMHz=\"%s\"\n" % freq)
217 catalog.write(" nbOfProcPerNode=\"%s\"\n" % nb_proc)
218 catalog.write(" memInMB=\"%s\"\n" % memory)
220 catalog.write(" userName=\"%s\"\n" % user)
221 catalog.write(" name=\"%s\"\n" % k)
222 catalog.write(" hostname=\"%s\"\n" % k)
223 catalog.write(" >\n")
224 catalog.write(" </machine>\n")
226 catalog.write("</resources>\n")
230 def copy_catalog(config, catalog_path):
231 """Copy the xml catalog file into the right location
233 :param config Config: The global configuration
234 :param catalog_path str: the catalog file path
235 :return: The environment dictionary corresponding to the file path.
238 # Verify the existence of the file
239 if not os.path.exists(catalog_path):
240 raise IOError(_("Catalog not found: %s") % catalog_path)
241 # Get the application directory and copy catalog inside
242 out_dir = config.APPLICATION.workdir
243 new_catalog_path = os.path.join(out_dir, "CatalogResources.xml")
245 if catalog_path != new_catalog_path:
246 shutil.copy(catalog_path, new_catalog_path)
247 additional_environ = {'USER_CATALOG_RESOURCES_FILE' : new_catalog_path}
248 return additional_environ
252 ##################################################
255 # Describes the command
257 return _("The launcher command generates a SALOME launcher.\n\nexample:"
258 "\nsat launcher SALOME-master")
262 def run(args, runner, logger):
265 (options, args) = parser.parse_args(args)
267 # Verify that the command was called with an application
268 src.check_config_has_application( runner.cfg )
270 # Determine the launcher name (from option, profile section or by default "salome")
272 launcher_name = options.name
274 launcher_name = src.get_launcher_name(runner.cfg)
276 no_path_initialisation=False
277 if options.no_path_init:
278 no_path_initialisation = True
280 # set the launcher path
281 launcher_path = runner.cfg.APPLICATION.workdir
283 # Copy a catalog if the option is called
284 additional_environ = {}
286 additional_environ = copy_catalog(runner.cfg, options.catalog)
288 # Generate a catalog of resources if the corresponding option was called
290 catalog_path = generate_catalog(options.gencat.split(","),
293 additional_environ = copy_catalog(runner.cfg, catalog_path)
295 # activate mesa use in the generated launcher
297 src.activate_mesa_property(runner.cfg)
299 # Generate the launcher
300 launcherPath = generate_launch_file( runner.cfg,
304 additional_env = additional_environ,
305 no_path_init = no_path_initialisation )