1 #!/usr/bin/env python
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2 #-*- coding:utf-8 -*-
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3 # Copyright (C) 2010-2013 CEA/DEN
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5 # This library is free software; you can redistribute it and/or
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6 # modify it under the terms of the GNU Lesser General Public
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7 # License as published by the Free Software Foundation; either
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8 # version 2.1 of the License.
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10 # This library is distributed in the hope that it will be useful,
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11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 # Lesser General Public License for more details.
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15 # You should have received a copy of the GNU Lesser General Public
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16 # License along with this library; if not, write to the Free Software
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17 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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28 parser = src.options.Options()
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30 parser.add_option('n', 'name', 'string', 'name', _('Optional: The name of the'
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31 ' launcher (default is '
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32 'APPLICATION.profile.launcher_name)'))
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33 parser.add_option('c', 'catalog', 'string', 'catalog',
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34 _('Optional: The resources catalog to use'))
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35 parser.add_option('', 'gencat', 'string', 'gencat',
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36 _("Optional: Create a resources catalog for the specified machines "
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37 "(separated with ',') \n\tNOTICE: this command will ssh to retrieve"
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38 " information to each machine in the list"))
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40 def generate_launch_file(config,
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46 '''Generates the launcher file.
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48 :param config Config: The global configuration
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49 :param logger Logger: The logger instance to use for the display
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51 :param env_info str: The list of products to add in the files.
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52 :param pathlauncher str: The path to the launcher to generate
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53 :param src_root str: The path to the directory where the sources are
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54 :param display boolean: If False, do not print anything in the terminal
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55 :param additional_env dict: The dict giving additional
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56 environment variables
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57 :return: The launcher file path.
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60 # Get the application directory and the profile directory
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61 out_dir = config.APPLICATION.workdir
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62 profile = config.APPLICATION.profile
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63 profile_install_dir = get_profile_dir(config)
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65 # Compute the default launcher path if it is not provided in pathlauncher
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67 if pathlauncher is None:
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68 if platform.system() == "Windows" :
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69 filepath = os.path.join( os.path.join( profile_install_dir,
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72 profile['launcher_name'] )
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74 filepath = os.path.join( out_dir,
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75 profile['launcher_name'] )
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77 filepath = os.path.join(pathlauncher, profile['launcher_name'])
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79 # Remove the file if it exists in order to replace it
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80 if os.path.exists(filepath):
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83 # Add the APPLI variable
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84 additional_env['APPLI'] = filepath
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86 # Get the launcher template
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87 withProfile = src.fileEnviron.withProfile.replace( "PROFILE_INSTALL_DIR",
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88 profile_install_dir )
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89 before, after = withProfile.split(
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90 "# here your local standalone environment\n")
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92 # create an environment file writer
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93 writer = src.environment.FileEnvWriter(config,
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99 # Display some information
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101 # Write the launcher file
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102 logger.write(_("Generating launcher for %s :\n") %
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103 src.printcolors.printcLabel(config.VARS.application), 1)
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104 logger.write(" %s\n" % src.printcolors.printcLabel(filepath), 1)
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106 # open the file and write into it
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107 launch_file = open(filepath, "w")
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108 launch_file.write(before)
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110 writer.write_cfgForPy_file(launch_file, additional_env=additional_env)
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111 launch_file.write(after)
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112 launch_file.close()
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114 # change the rights in order to make the file executable for everybody
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125 def generate_launch_link(config,
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130 packageLauncher=False):
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131 '''Generates the launcher link that sources Python
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132 and call the actual launcher.
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134 :param config Config: The global configuration
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135 :param logger Logger: The logger instance to use for the display
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137 :param launcherPath str: The path to the launcher to call
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138 :param pathlauncher str: The path to the launcher (link) to generate
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139 :param display boolean: If False, do not print anything in the terminal
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140 :param packageLauncher boolean: if True, use a relative path (for package)
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141 :return: The launcher link file path.
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144 if pathlauncher is None:
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145 # Make an executable file that sources python, then launch the launcher
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146 # produced by generate_launch_file method
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147 sourceLauncher = os.path.join(config.APPLICATION.workdir,
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148 config.APPLICATION.profile.launcher_name)
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150 sourceLauncher = os.path.join(pathlauncher,
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151 config.APPLICATION.profile.launcher_name)
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153 # Change the extension for the windows case
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154 if platform.system() == "Windows" :
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155 sourceLauncher += '.bat'
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157 # display some information
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159 logger.write(_("\nGenerating the executable that sources"
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160 " python and runs the launcher :\n") , 1)
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161 logger.write(" %s\n" %src.printcolors.printcLabel(sourceLauncher), 1)
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163 # open the file to write
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164 f = open(sourceLauncher, "w")
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166 # Write the set up of the environment
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167 if platform.system() == "Windows" :
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172 # Write the Python environment files
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173 env = src.environment.SalomeEnviron( config,
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174 src.fileEnviron.get_file_environ( f, shell, config ) )
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175 env.set_a_product( "Python", logger)
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177 # Write the call to the original launcher
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179 if packageLauncher:
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180 cmd = os.path.join('${out_dir_Path}', launcherPath)
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184 if platform.system() == "Windows" :
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185 cmd = 'python ' + cmd + ' %*'
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192 # Write the cleaning of the environment
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195 # Close new launcher
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197 os.chmod(sourceLauncher,
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207 return sourceLauncher
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209 def generate_catalog(machines, config, logger):
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210 """Generates an xml catalog file from a list of machines.
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212 :param machines List: The list of machines to add in the catalog
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213 :param config Config: The global configuration
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214 :param logger Logger: The logger instance to use for the display
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216 :return: The catalog file path.
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219 # remove empty machines
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220 machines = map(lambda l: l.strip(), machines)
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221 machines = filter(lambda l: len(l) > 0, machines)
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224 src.printcolors.print_value(logger, _("Generate Resources Catalog"),
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225 ", ".join(machines), 4)
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227 # The command to execute on each machine in order to get some information
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228 cmd = '"cat /proc/cpuinfo | grep MHz ; cat /proc/meminfo | grep MemTotal"'
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229 user = getpass.getuser()
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231 # Create the catalog path
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232 catfile = src.get_tmp_filename(config, "CatalogResources.xml")
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233 catalog = file(catfile, "w")
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236 catalog.write("<!DOCTYPE ResourcesCatalog>\n<resources>\n")
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238 logger.write(" ssh %s " % (k + " ").ljust(20, '.'), 4)
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241 # Verify that the machine is accessible
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242 ssh_cmd = 'ssh -o "StrictHostKeyChecking no" %s %s' % (k, cmd)
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243 p = subprocess.Popen(ssh_cmd, shell=True,
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244 stdin=subprocess.PIPE,
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245 stdout=subprocess.PIPE,
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246 stderr=subprocess.PIPE)
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249 if p.returncode != 0: # The machine is not accessible
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250 logger.write(src.printcolors.printc(src.KO_STATUS) + "\n", 4)
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251 logger.write(" " +
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252 src.printcolors.printcWarning(p.stderr.read()), 2)
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254 # The machine is accessible, write the corresponding section on
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256 logger.write(src.printcolors.printc(src.OK_STATUS) + "\n", 4)
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257 lines = p.stdout.readlines()
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258 freq = lines[0][:-1].split(':')[-1].split('.')[0].strip()
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259 nb_proc = len(lines) -1
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260 memory = lines[-1].split(':')[-1].split()[0].strip()
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261 memory = int(memory) / 1000
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263 catalog.write(" <machine\n")
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264 catalog.write(" protocol=\"ssh\"\n")
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265 catalog.write(" nbOfNodes=\"1\"\n")
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266 catalog.write(" mode=\"interactif\"\n")
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267 catalog.write(" OS=\"LINUX\"\n")
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268 catalog.write(" CPUFreqMHz=\"%s\"\n" % freq)
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269 catalog.write(" nbOfProcPerNode=\"%s\"\n" % nb_proc)
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270 catalog.write(" memInMB=\"%s\"\n" % memory)
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271 catalog.write(" userName=\"%s\"\n" % user)
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272 catalog.write(" name=\"%s\"\n" % k)
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273 catalog.write(" hostname=\"%s\"\n" % k)
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274 catalog.write(" >\n")
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275 catalog.write(" </machine>\n")
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277 catalog.write("</resources>\n")
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281 def copy_catalog(config, catalog_path):
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282 """Copy the xml catalog file into the right location
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284 :param config Config: The global configuration
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285 :param catalog_path str: the catalog file path
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286 :return: The environment dictionary corresponding to the file path.
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289 # Verify the existence of the file
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290 if not os.path.exists(catalog_path):
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291 raise IOError(_("Catalog not found: %s") % catalog_path)
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292 # Compute the location where to copy the file
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293 profile_dir = get_profile_dir(config)
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294 new_catalog_path = os.path.join(profile_dir, "CatalogResources.xml")
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296 shutil.copy(catalog_path, new_catalog_path)
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297 additional_environ = {'USER_CATALOG_RESOURCES_FILE' : new_catalog_path}
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298 return additional_environ
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300 def get_profile_dir(config):
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301 """Get the profile directory from the config
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303 :param config Config: The global configuration
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304 :return: The profile install directory
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307 profile_name = config.APPLICATION.profile.product
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308 profile_info = src.product.get_product_config(config, profile_name)
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309 return profile_info.install_dir
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311 def finish_profile_install(config, launcherPath):
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312 """Add some symlinks required for SALOME
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314 :param config Config: The global configuration
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315 :param launcherPath str: the launcher file path
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317 # Create a USERS directory
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318 profile_dir = get_profile_dir(config)
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319 user_dir = os.path.join(profile_dir, 'USERS')
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320 if not os.path.exists(user_dir):
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321 os.makedirs(user_dir)
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322 # change rights of USERS directory
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334 # create a link in root directory to the launcher
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335 if platform.system() != "Windows" :
336 link_path = os.path.join(config.APPLICATION.workdir, 'salome')
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337 if not os.path.exists(link_path):
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339 os.symlink(launcherPath, link_path)
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341 os.remove(link_path)
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342 os.symlink(launcherPath, link_path)
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344 link_path = os.path.join(profile_dir, 'salome')
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345 relativeLauncherPath = "../../salome"
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347 os.symlink(relativeLauncherPath, link_path)
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349 os.remove(link_path)
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350 os.symlink(relativeLauncherPath, link_path)
352 ##################################################
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355 # Describes the command
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357 return _("The launcher command generates a SALOME launcher.\n\nexample:"
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358 "\nsat launcher SALOME-master")
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361 # Runs the command.
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362 def run(args, runner, logger):
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364 # check for product
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365 (options, args) = parser.parse_args(args)
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367 # Verify that the command was called with an application
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368 src.check_config_has_application( runner.cfg )
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370 # Verify that the APPLICATION section has a profile section
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371 src.check_config_has_profile( runner.cfg )
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373 # Verify that the profile is installed
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374 if not src.product.check_installation(
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375 src.product.get_product_config(
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377 runner.cfg.APPLICATION.profile.product)):
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378 msg = _("The profile of the application is not correctly installed.")
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379 logger.write(src.printcolors.printcError(msg), 1)
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382 # Change the name of the file to create
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383 # if the corresponding option was called
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385 runner.cfg.APPLICATION.profile['launcher_name'] = options.name
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387 # Copy a catalog if the option is called
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388 additional_environ = {}
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389 if options.catalog:
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390 additional_environ = copy_catalog(runner.cfg, options.catalog)
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392 # Generate a catalog of resources if the corresponding option was called
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394 catalog_path = generate_catalog(options.gencat.split(","),
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397 additional_environ = copy_catalog(runner.cfg, catalog_path)
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399 # Generate the launcher
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400 launcherPath = generate_launch_file( runner.cfg,
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402 additional_env = additional_environ )
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404 if platform.system() == "Windows" :
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405 # Create the link (bash file that sources python and then call
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406 # the actual launcher) to the launcher
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407 generate_launch_link( runner.cfg, logger, launcherPath)
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410 finish_profile_install(runner.cfg, launcherPath)
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