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@@ -1,1345 +1,1354 b'' | |||
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1 | 1 | # encoding: utf-8 |
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2 | 2 | """ |
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3 | 3 | Facilities for launching IPython processes asynchronously. |
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4 | 4 | |
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5 | 5 | Authors: |
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6 | 6 | |
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7 | 7 | * Brian Granger |
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8 | 8 | * MinRK |
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9 | 9 | """ |
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10 | 10 | |
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11 | 11 | #----------------------------------------------------------------------------- |
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12 | 12 | # Copyright (C) 2008-2011 The IPython Development Team |
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13 | 13 | # |
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14 | 14 | # Distributed under the terms of the BSD License. The full license is in |
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15 | 15 | # the file COPYING, distributed as part of this software. |
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16 | 16 | #----------------------------------------------------------------------------- |
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17 | 17 | |
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18 | 18 | #----------------------------------------------------------------------------- |
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19 | 19 | # Imports |
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20 | 20 | #----------------------------------------------------------------------------- |
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21 | 21 | |
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22 | 22 | import copy |
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23 | 23 | import logging |
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24 | 24 | import os |
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25 | 25 | import pipes |
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26 | 26 | import stat |
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27 | 27 | import sys |
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28 | 28 | import time |
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29 | 29 | |
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30 | 30 | # signal imports, handling various platforms, versions |
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31 | 31 | |
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32 | 32 | from signal import SIGINT, SIGTERM |
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33 | 33 | try: |
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34 | 34 | from signal import SIGKILL |
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35 | 35 | except ImportError: |
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36 | 36 | # Windows |
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37 | 37 | SIGKILL=SIGTERM |
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38 | 38 | |
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39 | 39 | try: |
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40 | 40 | # Windows >= 2.7, 3.2 |
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41 | 41 | from signal import CTRL_C_EVENT as SIGINT |
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42 | 42 | except ImportError: |
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43 | 43 | pass |
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44 | 44 | |
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45 | 45 | from subprocess import Popen, PIPE, STDOUT |
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46 | 46 | try: |
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47 | 47 | from subprocess import check_output |
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48 | 48 | except ImportError: |
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49 | 49 | # pre-2.7, define check_output with Popen |
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50 | 50 | def check_output(*args, **kwargs): |
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51 | 51 | kwargs.update(dict(stdout=PIPE)) |
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52 | 52 | p = Popen(*args, **kwargs) |
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53 | 53 | out,err = p.communicate() |
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54 | 54 | return out |
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55 | 55 | |
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56 | 56 | from zmq.eventloop import ioloop |
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57 | 57 | |
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58 | 58 | from IPython.config.application import Application |
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59 | 59 | from IPython.config.configurable import LoggingConfigurable |
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60 | 60 | from IPython.utils.text import EvalFormatter |
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61 | 61 | from IPython.utils.traitlets import ( |
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62 | 62 | Any, Integer, CFloat, List, Unicode, Dict, Instance, HasTraits, CRegExp |
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63 | 63 | ) |
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64 | 64 | from IPython.utils.path import get_home_dir |
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65 | 65 | from IPython.utils.process import find_cmd, FindCmdError |
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66 | 66 | |
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67 | 67 | from .win32support import forward_read_events |
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68 | 68 | |
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69 | 69 | from .winhpcjob import IPControllerTask, IPEngineTask, IPControllerJob, IPEngineSetJob |
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70 | 70 | |
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71 | 71 | WINDOWS = os.name == 'nt' |
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72 | 72 | |
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73 | 73 | #----------------------------------------------------------------------------- |
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74 | 74 | # Paths to the kernel apps |
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75 | 75 | #----------------------------------------------------------------------------- |
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76 | 76 | |
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77 | 77 | cmd = "from IPython.parallel.apps.%s import launch_new_instance; launch_new_instance()" |
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78 | 78 | |
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79 | 79 | ipcluster_cmd_argv = [sys.executable, "-c", cmd % "ipclusterapp"] |
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80 | 80 | |
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81 | 81 | ipengine_cmd_argv = [sys.executable, "-c", cmd % "ipengineapp"] |
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82 | 82 | |
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83 | 83 | ipcontroller_cmd_argv = [sys.executable, "-c", cmd % "ipcontrollerapp"] |
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84 | 84 | |
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85 | 85 | #----------------------------------------------------------------------------- |
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86 | 86 | # Base launchers and errors |
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87 | 87 | #----------------------------------------------------------------------------- |
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88 | 88 | |
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89 | 89 | |
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90 | 90 | class LauncherError(Exception): |
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91 | 91 | pass |
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92 | 92 | |
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93 | 93 | |
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94 | 94 | class ProcessStateError(LauncherError): |
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95 | 95 | pass |
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96 | 96 | |
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97 | 97 | |
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98 | 98 | class UnknownStatus(LauncherError): |
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99 | 99 | pass |
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100 | 100 | |
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101 | 101 | |
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102 | 102 | class BaseLauncher(LoggingConfigurable): |
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103 | 103 | """An asbtraction for starting, stopping and signaling a process.""" |
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104 | 104 | |
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105 | 105 | # In all of the launchers, the work_dir is where child processes will be |
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106 | 106 | # run. This will usually be the profile_dir, but may not be. any work_dir |
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107 | 107 | # passed into the __init__ method will override the config value. |
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108 | 108 | # This should not be used to set the work_dir for the actual engine |
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109 | 109 | # and controller. Instead, use their own config files or the |
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110 | 110 | # controller_args, engine_args attributes of the launchers to add |
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111 | 111 | # the work_dir option. |
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112 | 112 | work_dir = Unicode(u'.') |
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113 | 113 | loop = Instance('zmq.eventloop.ioloop.IOLoop') |
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114 | 114 | |
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115 | 115 | start_data = Any() |
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116 | 116 | stop_data = Any() |
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117 | 117 | |
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118 | 118 | def _loop_default(self): |
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119 | 119 | return ioloop.IOLoop.instance() |
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120 | 120 | |
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121 | 121 | def __init__(self, work_dir=u'.', config=None, **kwargs): |
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122 | 122 | super(BaseLauncher, self).__init__(work_dir=work_dir, config=config, **kwargs) |
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123 | 123 | self.state = 'before' # can be before, running, after |
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124 | 124 | self.stop_callbacks = [] |
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125 | 125 | self.start_data = None |
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126 | 126 | self.stop_data = None |
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127 | 127 | |
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128 | 128 | @property |
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129 | 129 | def args(self): |
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130 | 130 | """A list of cmd and args that will be used to start the process. |
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131 | 131 | |
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132 | 132 | This is what is passed to :func:`spawnProcess` and the first element |
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133 | 133 | will be the process name. |
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134 | 134 | """ |
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135 | 135 | return self.find_args() |
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136 | 136 | |
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137 | 137 | def find_args(self): |
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138 | 138 | """The ``.args`` property calls this to find the args list. |
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139 | 139 | |
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140 | 140 | Subcommand should implement this to construct the cmd and args. |
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141 | 141 | """ |
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142 | 142 | raise NotImplementedError('find_args must be implemented in a subclass') |
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143 | 143 | |
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144 | 144 | @property |
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145 | 145 | def arg_str(self): |
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146 | 146 | """The string form of the program arguments.""" |
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147 | 147 | return ' '.join(self.args) |
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148 | 148 | |
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149 | 149 | @property |
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150 | 150 | def running(self): |
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151 | 151 | """Am I running.""" |
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152 | 152 | if self.state == 'running': |
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153 | 153 | return True |
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154 | 154 | else: |
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155 | 155 | return False |
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156 | 156 | |
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157 | 157 | def start(self): |
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158 | 158 | """Start the process.""" |
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159 | 159 | raise NotImplementedError('start must be implemented in a subclass') |
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160 | 160 | |
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161 | 161 | def stop(self): |
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162 | 162 | """Stop the process and notify observers of stopping. |
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163 | 163 | |
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164 | 164 | This method will return None immediately. |
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165 | 165 | To observe the actual process stopping, see :meth:`on_stop`. |
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166 | 166 | """ |
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167 | 167 | raise NotImplementedError('stop must be implemented in a subclass') |
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168 | 168 | |
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169 | 169 | def on_stop(self, f): |
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170 | 170 | """Register a callback to be called with this Launcher's stop_data |
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171 | 171 | when the process actually finishes. |
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172 | 172 | """ |
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173 | 173 | if self.state=='after': |
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174 | 174 | return f(self.stop_data) |
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175 | 175 | else: |
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176 | 176 | self.stop_callbacks.append(f) |
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177 | 177 | |
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178 | 178 | def notify_start(self, data): |
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179 | 179 | """Call this to trigger startup actions. |
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180 | 180 | |
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181 | 181 | This logs the process startup and sets the state to 'running'. It is |
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182 | 182 | a pass-through so it can be used as a callback. |
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183 | 183 | """ |
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184 | 184 | |
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185 | 185 | self.log.debug('Process %r started: %r', self.args[0], data) |
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186 | 186 | self.start_data = data |
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187 | 187 | self.state = 'running' |
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188 | 188 | return data |
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189 | 189 | |
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190 | 190 | def notify_stop(self, data): |
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191 | 191 | """Call this to trigger process stop actions. |
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192 | 192 | |
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193 | 193 | This logs the process stopping and sets the state to 'after'. Call |
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194 | 194 | this to trigger callbacks registered via :meth:`on_stop`.""" |
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195 | 195 | |
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196 | 196 | self.log.debug('Process %r stopped: %r', self.args[0], data) |
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197 | 197 | self.stop_data = data |
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198 | 198 | self.state = 'after' |
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199 | 199 | for i in range(len(self.stop_callbacks)): |
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200 | 200 | d = self.stop_callbacks.pop() |
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201 | 201 | d(data) |
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202 | 202 | return data |
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203 | 203 | |
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204 | 204 | def signal(self, sig): |
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205 | 205 | """Signal the process. |
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206 | 206 | |
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207 | 207 | Parameters |
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208 | 208 | ---------- |
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209 | 209 | sig : str or int |
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210 | 210 | 'KILL', 'INT', etc., or any signal number |
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211 | 211 | """ |
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212 | 212 | raise NotImplementedError('signal must be implemented in a subclass') |
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213 | 213 | |
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214 | 214 | class ClusterAppMixin(HasTraits): |
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215 | 215 | """MixIn for cluster args as traits""" |
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216 | 216 | profile_dir=Unicode('') |
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217 | 217 | cluster_id=Unicode('') |
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218 | 218 | |
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219 | 219 | @property |
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220 | 220 | def cluster_args(self): |
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221 | 221 | return ['--profile-dir', self.profile_dir, '--cluster-id', self.cluster_id] |
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222 | 222 | |
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223 | 223 | class ControllerMixin(ClusterAppMixin): |
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224 | 224 | controller_cmd = List(ipcontroller_cmd_argv, config=True, |
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225 | 225 | help="""Popen command to launch ipcontroller.""") |
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226 | 226 | # Command line arguments to ipcontroller. |
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227 | 227 | controller_args = List(['--log-to-file','--log-level=%i' % logging.INFO], config=True, |
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228 | 228 | help="""command-line args to pass to ipcontroller""") |
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229 | 229 | |
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230 | 230 | class EngineMixin(ClusterAppMixin): |
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231 | 231 | engine_cmd = List(ipengine_cmd_argv, config=True, |
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232 | 232 | help="""command to launch the Engine.""") |
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233 | 233 | # Command line arguments for ipengine. |
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234 | 234 | engine_args = List(['--log-to-file','--log-level=%i' % logging.INFO], config=True, |
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235 | 235 | help="command-line arguments to pass to ipengine" |
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236 | 236 | ) |
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237 | 237 | |
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238 | 238 | |
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239 | 239 | #----------------------------------------------------------------------------- |
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240 | 240 | # Local process launchers |
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241 | 241 | #----------------------------------------------------------------------------- |
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242 | 242 | |
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243 | 243 | |
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244 | 244 | class LocalProcessLauncher(BaseLauncher): |
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245 | 245 | """Start and stop an external process in an asynchronous manner. |
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246 | 246 | |
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247 | 247 | This will launch the external process with a working directory of |
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248 | 248 | ``self.work_dir``. |
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249 | 249 | """ |
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250 | 250 | |
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251 | 251 | # This is used to to construct self.args, which is passed to |
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252 | 252 | # spawnProcess. |
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253 | 253 | cmd_and_args = List([]) |
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254 | 254 | poll_frequency = Integer(100) # in ms |
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255 | 255 | |
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256 | 256 | def __init__(self, work_dir=u'.', config=None, **kwargs): |
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257 | 257 | super(LocalProcessLauncher, self).__init__( |
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258 | 258 | work_dir=work_dir, config=config, **kwargs |
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259 | 259 | ) |
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260 | 260 | self.process = None |
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261 | 261 | self.poller = None |
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262 | 262 | |
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263 | 263 | def find_args(self): |
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264 | 264 | return self.cmd_and_args |
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265 | 265 | |
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266 | 266 | def start(self): |
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267 | 267 | self.log.debug("Starting %s: %r", self.__class__.__name__, self.args) |
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268 | 268 | if self.state == 'before': |
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269 | 269 | self.process = Popen(self.args, |
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270 | 270 | stdout=PIPE,stderr=PIPE,stdin=PIPE, |
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271 | 271 | env=os.environ, |
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272 | 272 | cwd=self.work_dir |
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273 | 273 | ) |
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274 | 274 | if WINDOWS: |
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275 | 275 | self.stdout = forward_read_events(self.process.stdout) |
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276 | 276 | self.stderr = forward_read_events(self.process.stderr) |
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277 | 277 | else: |
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278 | 278 | self.stdout = self.process.stdout.fileno() |
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279 | 279 | self.stderr = self.process.stderr.fileno() |
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280 | 280 | self.loop.add_handler(self.stdout, self.handle_stdout, self.loop.READ) |
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281 | 281 | self.loop.add_handler(self.stderr, self.handle_stderr, self.loop.READ) |
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282 | 282 | self.poller = ioloop.PeriodicCallback(self.poll, self.poll_frequency, self.loop) |
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283 | 283 | self.poller.start() |
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284 | 284 | self.notify_start(self.process.pid) |
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285 | 285 | else: |
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286 | 286 | s = 'The process was already started and has state: %r' % self.state |
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287 | 287 | raise ProcessStateError(s) |
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288 | 288 | |
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289 | 289 | def stop(self): |
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290 | 290 | return self.interrupt_then_kill() |
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291 | 291 | |
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292 | 292 | def signal(self, sig): |
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293 | 293 | if self.state == 'running': |
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294 | 294 | if WINDOWS and sig != SIGINT: |
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295 | 295 | # use Windows tree-kill for better child cleanup |
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296 | 296 | check_output(['taskkill', '-pid', str(self.process.pid), '-t', '-f']) |
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297 | 297 | else: |
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298 | 298 | self.process.send_signal(sig) |
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299 | 299 | |
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300 | 300 | def interrupt_then_kill(self, delay=2.0): |
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301 | 301 | """Send INT, wait a delay and then send KILL.""" |
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302 | 302 | try: |
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303 | 303 | self.signal(SIGINT) |
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304 | 304 | except Exception: |
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305 | 305 | self.log.debug("interrupt failed") |
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306 | 306 | pass |
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307 | 307 | self.killer = ioloop.DelayedCallback(lambda : self.signal(SIGKILL), delay*1000, self.loop) |
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308 | 308 | self.killer.start() |
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309 | 309 | |
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310 | 310 | # callbacks, etc: |
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311 | 311 | |
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312 | 312 | def handle_stdout(self, fd, events): |
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313 | 313 | if WINDOWS: |
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314 | 314 | line = self.stdout.recv() |
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315 | 315 | else: |
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316 | 316 | line = self.process.stdout.readline() |
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317 | 317 | # a stopped process will be readable but return empty strings |
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318 | 318 | if line: |
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319 | 319 | self.log.debug(line[:-1]) |
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320 | 320 | else: |
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321 | 321 | self.poll() |
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322 | 322 | |
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323 | 323 | def handle_stderr(self, fd, events): |
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324 | 324 | if WINDOWS: |
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325 | 325 | line = self.stderr.recv() |
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326 | 326 | else: |
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327 | 327 | line = self.process.stderr.readline() |
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328 | 328 | # a stopped process will be readable but return empty strings |
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329 | 329 | if line: |
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330 | 330 | self.log.debug(line[:-1]) |
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331 | 331 | else: |
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332 | 332 | self.poll() |
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333 | 333 | |
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334 | 334 | def poll(self): |
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335 | 335 | status = self.process.poll() |
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336 | 336 | if status is not None: |
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337 | 337 | self.poller.stop() |
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338 | 338 | self.loop.remove_handler(self.stdout) |
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339 | 339 | self.loop.remove_handler(self.stderr) |
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340 | 340 | self.notify_stop(dict(exit_code=status, pid=self.process.pid)) |
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341 | 341 | return status |
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342 | 342 | |
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343 | 343 | class LocalControllerLauncher(LocalProcessLauncher, ControllerMixin): |
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344 | 344 | """Launch a controller as a regular external process.""" |
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345 | 345 | |
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346 | 346 | def find_args(self): |
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347 | 347 | return self.controller_cmd + self.cluster_args + self.controller_args |
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348 | 348 | |
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349 | 349 | def start(self): |
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350 | 350 | """Start the controller by profile_dir.""" |
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351 | 351 | return super(LocalControllerLauncher, self).start() |
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352 | 352 | |
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353 | 353 | |
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354 | 354 | class LocalEngineLauncher(LocalProcessLauncher, EngineMixin): |
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355 | 355 | """Launch a single engine as a regular externall process.""" |
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356 | 356 | |
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357 | 357 | def find_args(self): |
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358 | 358 | return self.engine_cmd + self.cluster_args + self.engine_args |
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359 | 359 | |
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360 | 360 | |
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361 | 361 | class LocalEngineSetLauncher(LocalEngineLauncher): |
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362 | 362 | """Launch a set of engines as regular external processes.""" |
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363 | 363 | |
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364 | 364 | delay = CFloat(0.1, config=True, |
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365 | 365 | help="""delay (in seconds) between starting each engine after the first. |
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366 | 366 | This can help force the engines to get their ids in order, or limit |
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367 | 367 | process flood when starting many engines.""" |
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368 | 368 | ) |
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369 | 369 | |
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370 | 370 | # launcher class |
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371 | 371 | launcher_class = LocalEngineLauncher |
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372 | 372 | |
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373 | 373 | launchers = Dict() |
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374 | 374 | stop_data = Dict() |
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375 | 375 | |
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376 | 376 | def __init__(self, work_dir=u'.', config=None, **kwargs): |
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377 | 377 | super(LocalEngineSetLauncher, self).__init__( |
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378 | 378 | work_dir=work_dir, config=config, **kwargs |
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379 | 379 | ) |
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380 | 380 | self.stop_data = {} |
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381 | 381 | |
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382 | 382 | def start(self, n): |
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383 | 383 | """Start n engines by profile or profile_dir.""" |
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384 | 384 | dlist = [] |
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385 | 385 | for i in range(n): |
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386 | 386 | if i > 0: |
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387 | 387 | time.sleep(self.delay) |
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388 | 388 | el = self.launcher_class(work_dir=self.work_dir, config=self.config, log=self.log, |
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389 | 389 | profile_dir=self.profile_dir, cluster_id=self.cluster_id, |
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390 | 390 | ) |
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391 | 391 | |
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392 | 392 | # Copy the engine args over to each engine launcher. |
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393 | 393 | el.engine_cmd = copy.deepcopy(self.engine_cmd) |
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394 | 394 | el.engine_args = copy.deepcopy(self.engine_args) |
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395 | 395 | el.on_stop(self._notice_engine_stopped) |
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396 | 396 | d = el.start() |
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397 | 397 | self.launchers[i] = el |
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398 | 398 | dlist.append(d) |
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399 | 399 | self.notify_start(dlist) |
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400 | 400 | return dlist |
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401 | 401 | |
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402 | 402 | def find_args(self): |
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403 | 403 | return ['engine set'] |
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404 | 404 | |
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405 | 405 | def signal(self, sig): |
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406 | 406 | dlist = [] |
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407 | 407 | for el in self.launchers.itervalues(): |
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408 | 408 | d = el.signal(sig) |
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409 | 409 | dlist.append(d) |
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410 | 410 | return dlist |
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411 | 411 | |
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412 | 412 | def interrupt_then_kill(self, delay=1.0): |
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413 | 413 | dlist = [] |
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414 | 414 | for el in self.launchers.itervalues(): |
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415 | 415 | d = el.interrupt_then_kill(delay) |
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416 | 416 | dlist.append(d) |
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417 | 417 | return dlist |
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418 | 418 | |
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419 | 419 | def stop(self): |
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420 | 420 | return self.interrupt_then_kill() |
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421 | 421 | |
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422 | 422 | def _notice_engine_stopped(self, data): |
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423 | 423 | pid = data['pid'] |
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424 | 424 | for idx,el in self.launchers.iteritems(): |
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425 | 425 | if el.process.pid == pid: |
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426 | 426 | break |
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427 | 427 | self.launchers.pop(idx) |
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428 | 428 | self.stop_data[idx] = data |
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429 | 429 | if not self.launchers: |
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430 | 430 | self.notify_stop(self.stop_data) |
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431 | 431 | |
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432 | 432 | |
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433 | 433 | #----------------------------------------------------------------------------- |
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434 | 434 | # MPI launchers |
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435 | 435 | #----------------------------------------------------------------------------- |
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436 | 436 | |
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437 | 437 | |
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438 | 438 | class MPILauncher(LocalProcessLauncher): |
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439 | 439 | """Launch an external process using mpiexec.""" |
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440 | 440 | |
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441 | 441 | mpi_cmd = List(['mpiexec'], config=True, |
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442 | 442 | help="The mpiexec command to use in starting the process." |
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443 | 443 | ) |
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444 | 444 | mpi_args = List([], config=True, |
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445 | 445 | help="The command line arguments to pass to mpiexec." |
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446 | 446 | ) |
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447 | 447 | program = List(['date'], |
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448 | 448 | help="The program to start via mpiexec.") |
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449 | 449 | program_args = List([], |
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450 | 450 | help="The command line argument to the program." |
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451 | 451 | ) |
|
452 | 452 | n = Integer(1) |
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453 | 453 | |
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454 | 454 | def __init__(self, *args, **kwargs): |
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455 | 455 | # deprecation for old MPIExec names: |
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456 | 456 | config = kwargs.get('config', {}) |
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457 | 457 | for oldname in ('MPIExecLauncher', 'MPIExecControllerLauncher', 'MPIExecEngineSetLauncher'): |
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458 | 458 | deprecated = config.get(oldname) |
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459 | 459 | if deprecated: |
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460 | 460 | newname = oldname.replace('MPIExec', 'MPI') |
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461 | 461 | config[newname].update(deprecated) |
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462 | 462 | self.log.warn("WARNING: %s name has been deprecated, use %s", oldname, newname) |
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463 | 463 | |
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464 | 464 | super(MPILauncher, self).__init__(*args, **kwargs) |
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465 | 465 | |
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466 | 466 | def find_args(self): |
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467 | 467 | """Build self.args using all the fields.""" |
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468 | 468 | return self.mpi_cmd + ['-n', str(self.n)] + self.mpi_args + \ |
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469 | 469 | self.program + self.program_args |
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470 | 470 | |
|
471 | 471 | def start(self, n): |
|
472 | 472 | """Start n instances of the program using mpiexec.""" |
|
473 | 473 | self.n = n |
|
474 | 474 | return super(MPILauncher, self).start() |
|
475 | 475 | |
|
476 | 476 | |
|
477 | 477 | class MPIControllerLauncher(MPILauncher, ControllerMixin): |
|
478 | 478 | """Launch a controller using mpiexec.""" |
|
479 | 479 | |
|
480 | 480 | # alias back to *non-configurable* program[_args] for use in find_args() |
|
481 | 481 | # this way all Controller/EngineSetLaunchers have the same form, rather |
|
482 | 482 | # than *some* having `program_args` and others `controller_args` |
|
483 | 483 | @property |
|
484 | 484 | def program(self): |
|
485 | 485 | return self.controller_cmd |
|
486 | 486 | |
|
487 | 487 | @property |
|
488 | 488 | def program_args(self): |
|
489 | 489 | return self.cluster_args + self.controller_args |
|
490 | 490 | |
|
491 | 491 | def start(self): |
|
492 | 492 | """Start the controller by profile_dir.""" |
|
493 | 493 | return super(MPIControllerLauncher, self).start(1) |
|
494 | 494 | |
|
495 | 495 | |
|
496 | 496 | class MPIEngineSetLauncher(MPILauncher, EngineMixin): |
|
497 | 497 | """Launch engines using mpiexec""" |
|
498 | 498 | |
|
499 | 499 | # alias back to *non-configurable* program[_args] for use in find_args() |
|
500 | 500 | # this way all Controller/EngineSetLaunchers have the same form, rather |
|
501 | 501 | # than *some* having `program_args` and others `controller_args` |
|
502 | 502 | @property |
|
503 | 503 | def program(self): |
|
504 | 504 | return self.engine_cmd |
|
505 | 505 | |
|
506 | 506 | @property |
|
507 | 507 | def program_args(self): |
|
508 | 508 | return self.cluster_args + self.engine_args |
|
509 | 509 | |
|
510 | 510 | def start(self, n): |
|
511 | 511 | """Start n engines by profile or profile_dir.""" |
|
512 | 512 | self.n = n |
|
513 | 513 | return super(MPIEngineSetLauncher, self).start(n) |
|
514 | 514 | |
|
515 | 515 | # deprecated MPIExec names |
|
516 | 516 | class DeprecatedMPILauncher(object): |
|
517 | 517 | def warn(self): |
|
518 | 518 | oldname = self.__class__.__name__ |
|
519 | 519 | newname = oldname.replace('MPIExec', 'MPI') |
|
520 | 520 | self.log.warn("WARNING: %s name is deprecated, use %s", oldname, newname) |
|
521 | 521 | |
|
522 | 522 | class MPIExecLauncher(MPILauncher, DeprecatedMPILauncher): |
|
523 | 523 | """Deprecated, use MPILauncher""" |
|
524 | 524 | def __init__(self, *args, **kwargs): |
|
525 | 525 | super(MPIExecLauncher, self).__init__(*args, **kwargs) |
|
526 | 526 | self.warn() |
|
527 | 527 | |
|
528 | 528 | class MPIExecControllerLauncher(MPIControllerLauncher, DeprecatedMPILauncher): |
|
529 | 529 | """Deprecated, use MPIControllerLauncher""" |
|
530 | 530 | def __init__(self, *args, **kwargs): |
|
531 | 531 | super(MPIExecControllerLauncher, self).__init__(*args, **kwargs) |
|
532 | 532 | self.warn() |
|
533 | 533 | |
|
534 | 534 | class MPIExecEngineSetLauncher(MPIEngineSetLauncher, DeprecatedMPILauncher): |
|
535 | 535 | """Deprecated, use MPIEngineSetLauncher""" |
|
536 | 536 | def __init__(self, *args, **kwargs): |
|
537 | 537 | super(MPIExecEngineSetLauncher, self).__init__(*args, **kwargs) |
|
538 | 538 | self.warn() |
|
539 | 539 | |
|
540 | 540 | |
|
541 | 541 | #----------------------------------------------------------------------------- |
|
542 | 542 | # SSH launchers |
|
543 | 543 | #----------------------------------------------------------------------------- |
|
544 | 544 | |
|
545 | 545 | # TODO: Get SSH Launcher back to level of sshx in 0.10.2 |
|
546 | 546 | |
|
547 | 547 | class SSHLauncher(LocalProcessLauncher): |
|
548 | 548 | """A minimal launcher for ssh. |
|
549 | 549 | |
|
550 | 550 | To be useful this will probably have to be extended to use the ``sshx`` |
|
551 | 551 | idea for environment variables. There could be other things this needs |
|
552 | 552 | as well. |
|
553 | 553 | """ |
|
554 | 554 | |
|
555 | 555 | ssh_cmd = List(['ssh'], config=True, |
|
556 | 556 | help="command for starting ssh") |
|
557 | 557 | ssh_args = List(['-tt'], config=True, |
|
558 | 558 | help="args to pass to ssh") |
|
559 | 559 | scp_cmd = List(['scp'], config=True, |
|
560 | 560 | help="command for sending files") |
|
561 | 561 | program = List(['date'], |
|
562 | 562 | help="Program to launch via ssh") |
|
563 | 563 | program_args = List([], |
|
564 | 564 | help="args to pass to remote program") |
|
565 | 565 | hostname = Unicode('', config=True, |
|
566 | 566 | help="hostname on which to launch the program") |
|
567 | 567 | user = Unicode('', config=True, |
|
568 | 568 | help="username for ssh") |
|
569 | 569 | location = Unicode('', config=True, |
|
570 | 570 | help="user@hostname location for ssh in one setting") |
|
571 | 571 | to_fetch = List([], config=True, |
|
572 | 572 | help="List of (remote, local) files to fetch after starting") |
|
573 | 573 | to_send = List([], config=True, |
|
574 | 574 | help="List of (local, remote) files to send before starting") |
|
575 | 575 | |
|
576 | 576 | def _hostname_changed(self, name, old, new): |
|
577 | 577 | if self.user: |
|
578 | 578 | self.location = u'%s@%s' % (self.user, new) |
|
579 | 579 | else: |
|
580 | 580 | self.location = new |
|
581 | 581 | |
|
582 | 582 | def _user_changed(self, name, old, new): |
|
583 | 583 | self.location = u'%s@%s' % (new, self.hostname) |
|
584 | 584 | |
|
585 | 585 | def find_args(self): |
|
586 | 586 | return self.ssh_cmd + self.ssh_args + [self.location] + \ |
|
587 | 587 | list(map(pipes.quote, self.program + self.program_args)) |
|
588 | 588 | |
|
589 | 589 | def _send_file(self, local, remote): |
|
590 | 590 | """send a single file""" |
|
591 | 591 | remote = "%s:%s" % (self.location, remote) |
|
592 | 592 | for i in range(10): |
|
593 | 593 | if not os.path.exists(local): |
|
594 | 594 | self.log.debug("waiting for %s" % local) |
|
595 | 595 | time.sleep(1) |
|
596 | 596 | else: |
|
597 | 597 | break |
|
598 | 598 | self.log.info("sending %s to %s", local, remote) |
|
599 | 599 | check_output(self.scp_cmd + [local, remote]) |
|
600 | 600 | |
|
601 | 601 | def send_files(self): |
|
602 | 602 | """send our files (called before start)""" |
|
603 | 603 | if not self.to_send: |
|
604 | 604 | return |
|
605 | 605 | for local_file, remote_file in self.to_send: |
|
606 | 606 | self._send_file(local_file, remote_file) |
|
607 | 607 | |
|
608 | 608 | def _fetch_file(self, remote, local): |
|
609 | 609 | """fetch a single file""" |
|
610 | 610 | full_remote = "%s:%s" % (self.location, remote) |
|
611 | 611 | self.log.info("fetching %s from %s", local, full_remote) |
|
612 | 612 | for i in range(10): |
|
613 | 613 | # wait up to 10s for remote file to exist |
|
614 | 614 | check = check_output(self.ssh_cmd + self.ssh_args + \ |
|
615 | 615 | [self.location, 'test -e', remote, "&& echo 'yes' || echo 'no'"]) |
|
616 | 616 | check = check.strip() |
|
617 | 617 | if check == 'no': |
|
618 | 618 | time.sleep(1) |
|
619 | 619 | elif check == 'yes': |
|
620 | 620 | break |
|
621 | 621 | check_output(self.scp_cmd + [full_remote, local]) |
|
622 | 622 | |
|
623 | 623 | def fetch_files(self): |
|
624 | 624 | """fetch remote files (called after start)""" |
|
625 | 625 | if not self.to_fetch: |
|
626 | 626 | return |
|
627 | 627 | for remote_file, local_file in self.to_fetch: |
|
628 | 628 | self._fetch_file(remote_file, local_file) |
|
629 | 629 | |
|
630 | 630 | def start(self, hostname=None, user=None): |
|
631 | 631 | if hostname is not None: |
|
632 | 632 | self.hostname = hostname |
|
633 | 633 | if user is not None: |
|
634 | 634 | self.user = user |
|
635 | 635 | |
|
636 | 636 | self.send_files() |
|
637 | 637 | super(SSHLauncher, self).start() |
|
638 | 638 | self.fetch_files() |
|
639 | 639 | |
|
640 | 640 | def signal(self, sig): |
|
641 | 641 | if self.state == 'running': |
|
642 | 642 | # send escaped ssh connection-closer |
|
643 | 643 | self.process.stdin.write('~.') |
|
644 | 644 | self.process.stdin.flush() |
|
645 | 645 | |
|
646 | 646 | class SSHClusterLauncher(SSHLauncher): |
|
647 | 647 | |
|
648 | 648 | remote_profile_dir = Unicode('', config=True, |
|
649 | 649 | help="""The remote profile_dir to use. |
|
650 | 650 | |
|
651 | 651 | If not specified, use calling profile, stripping out possible leading homedir. |
|
652 | 652 | """) |
|
653 | 653 | |
|
654 |
def |
|
|
655 | """turns /home/you/.ipython/profile_foo into .ipython/profile_foo | |
|
656 | """ | |
|
654 | def _profile_dir_changed(self, name, old, new): | |
|
655 | if not self.remote_profile_dir: | |
|
656 | # trigger remote_profile_dir_default logic again, | |
|
657 | # in case it was already triggered before profile_dir was set | |
|
658 | self.remote_profile_dir = self._strip_home(new) | |
|
659 | ||
|
660 | @staticmethod | |
|
661 | def _strip_home(path): | |
|
662 | """turns /home/you/.ipython/profile_foo into .ipython/profile_foo""" | |
|
657 | 663 | home = get_home_dir() |
|
658 | 664 | if not home.endswith('/'): |
|
659 | 665 | home = home+'/' |
|
660 | 666 | |
|
661 |
if |
|
|
662 |
return |
|
|
667 | if path.startswith(home): | |
|
668 | return path[len(home):] | |
|
663 | 669 | else: |
|
664 |
return |
|
|
670 | return path | |
|
671 | ||
|
672 | def _remote_profile_dir_default(self): | |
|
673 | return self._strip_home(self.profile_dir) | |
|
665 | 674 | |
|
666 | 675 | def _cluster_id_changed(self, name, old, new): |
|
667 | 676 | if new: |
|
668 | 677 | raise ValueError("cluster id not supported by SSH launchers") |
|
669 | 678 | |
|
670 | 679 | @property |
|
671 | 680 | def cluster_args(self): |
|
672 | 681 | return ['--profile-dir', self.remote_profile_dir] |
|
673 | 682 | |
|
674 | 683 | class SSHControllerLauncher(SSHClusterLauncher, ControllerMixin): |
|
675 | 684 | |
|
676 | 685 | # alias back to *non-configurable* program[_args] for use in find_args() |
|
677 | 686 | # this way all Controller/EngineSetLaunchers have the same form, rather |
|
678 | 687 | # than *some* having `program_args` and others `controller_args` |
|
679 | 688 | |
|
680 | 689 | def _controller_cmd_default(self): |
|
681 | 690 | return ['ipcontroller'] |
|
682 | 691 | |
|
683 | 692 | @property |
|
684 | 693 | def program(self): |
|
685 | 694 | return self.controller_cmd |
|
686 | 695 | |
|
687 | 696 | @property |
|
688 | 697 | def program_args(self): |
|
689 | 698 | return self.cluster_args + self.controller_args |
|
690 | 699 | |
|
691 | 700 | def _to_fetch_default(self): |
|
692 | 701 | return [ |
|
693 | 702 | (os.path.join(self.remote_profile_dir, 'security', cf), |
|
694 | 703 | os.path.join(self.profile_dir, 'security', cf),) |
|
695 | 704 | for cf in ('ipcontroller-client.json', 'ipcontroller-engine.json') |
|
696 | 705 | ] |
|
697 | 706 | |
|
698 | 707 | class SSHEngineLauncher(SSHClusterLauncher, EngineMixin): |
|
699 | 708 | |
|
700 | 709 | # alias back to *non-configurable* program[_args] for use in find_args() |
|
701 | 710 | # this way all Controller/EngineSetLaunchers have the same form, rather |
|
702 | 711 | # than *some* having `program_args` and others `controller_args` |
|
703 | 712 | |
|
704 | 713 | def _engine_cmd_default(self): |
|
705 | 714 | return ['ipengine'] |
|
706 | 715 | |
|
707 | 716 | @property |
|
708 | 717 | def program(self): |
|
709 | 718 | return self.engine_cmd |
|
710 | 719 | |
|
711 | 720 | @property |
|
712 | 721 | def program_args(self): |
|
713 | 722 | return self.cluster_args + self.engine_args |
|
714 | 723 | |
|
715 | 724 | def _to_send_default(self): |
|
716 | 725 | return [ |
|
717 | 726 | (os.path.join(self.profile_dir, 'security', cf), |
|
718 | 727 | os.path.join(self.remote_profile_dir, 'security', cf)) |
|
719 | 728 | for cf in ('ipcontroller-client.json', 'ipcontroller-engine.json') |
|
720 | 729 | ] |
|
721 | 730 | |
|
722 | 731 | |
|
723 | 732 | class SSHEngineSetLauncher(LocalEngineSetLauncher): |
|
724 | 733 | launcher_class = SSHEngineLauncher |
|
725 | 734 | engines = Dict(config=True, |
|
726 | 735 | help="""dict of engines to launch. This is a dict by hostname of ints, |
|
727 | 736 | corresponding to the number of engines to start on that host.""") |
|
728 | 737 | |
|
729 | 738 | def _engine_cmd_default(self): |
|
730 | 739 | return ['ipengine'] |
|
731 | 740 | |
|
732 | 741 | @property |
|
733 | 742 | def engine_count(self): |
|
734 | 743 | """determine engine count from `engines` dict""" |
|
735 | 744 | count = 0 |
|
736 | 745 | for n in self.engines.itervalues(): |
|
737 | 746 | if isinstance(n, (tuple,list)): |
|
738 | 747 | n,args = n |
|
739 | 748 | count += n |
|
740 | 749 | return count |
|
741 | 750 | |
|
742 | 751 | def start(self, n): |
|
743 | 752 | """Start engines by profile or profile_dir. |
|
744 | 753 | `n` is ignored, and the `engines` config property is used instead. |
|
745 | 754 | """ |
|
746 | 755 | |
|
747 | 756 | dlist = [] |
|
748 | 757 | for host, n in self.engines.iteritems(): |
|
749 | 758 | if isinstance(n, (tuple, list)): |
|
750 | 759 | n, args = n |
|
751 | 760 | else: |
|
752 | 761 | args = copy.deepcopy(self.engine_args) |
|
753 | 762 | |
|
754 | 763 | if '@' in host: |
|
755 | 764 | user,host = host.split('@',1) |
|
756 | 765 | else: |
|
757 | 766 | user=None |
|
758 | 767 | for i in range(n): |
|
759 | 768 | if i > 0: |
|
760 | 769 | time.sleep(self.delay) |
|
761 | 770 | el = self.launcher_class(work_dir=self.work_dir, config=self.config, log=self.log, |
|
762 | 771 | profile_dir=self.profile_dir, cluster_id=self.cluster_id, |
|
763 | 772 | ) |
|
764 | 773 | if i > 0: |
|
765 | 774 | # only send files for the first engine on each host |
|
766 | 775 | el.to_send = [] |
|
767 | 776 | |
|
768 | 777 | # Copy the engine args over to each engine launcher. |
|
769 | 778 | el.engine_cmd = self.engine_cmd |
|
770 | 779 | el.engine_args = args |
|
771 | 780 | el.on_stop(self._notice_engine_stopped) |
|
772 | 781 | d = el.start(user=user, hostname=host) |
|
773 | 782 | self.launchers[ "%s/%i" % (host,i) ] = el |
|
774 | 783 | dlist.append(d) |
|
775 | 784 | self.notify_start(dlist) |
|
776 | 785 | return dlist |
|
777 | 786 | |
|
778 | 787 | |
|
779 | 788 | class SSHProxyEngineSetLauncher(SSHClusterLauncher): |
|
780 | 789 | """Launcher for calling |
|
781 | 790 | `ipcluster engines` on a remote machine. |
|
782 | 791 | |
|
783 | 792 | Requires that remote profile is already configured. |
|
784 | 793 | """ |
|
785 | 794 | |
|
786 | 795 | n = Integer() |
|
787 | 796 | ipcluster_cmd = List(['ipcluster'], config=True) |
|
788 | 797 | |
|
789 | 798 | @property |
|
790 | 799 | def program(self): |
|
791 | 800 | return self.ipcluster_cmd + ['engines'] |
|
792 | 801 | |
|
793 | 802 | @property |
|
794 | 803 | def program_args(self): |
|
795 | 804 | return ['-n', str(self.n), '--profile-dir', self.remote_profile_dir] |
|
796 | 805 | |
|
797 | 806 | def _to_send_default(self): |
|
798 | 807 | return [ |
|
799 | 808 | (os.path.join(self.profile_dir, 'security', cf), |
|
800 | 809 | os.path.join(self.remote_profile_dir, 'security', cf)) |
|
801 | 810 | for cf in ('ipcontroller-client.json', 'ipcontroller-engine.json') |
|
802 | 811 | ] |
|
803 | 812 | |
|
804 | 813 | def start(self, n): |
|
805 | 814 | self.n = n |
|
806 | 815 | super(SSHProxyEngineSetLauncher, self).start() |
|
807 | 816 | |
|
808 | 817 | |
|
809 | 818 | #----------------------------------------------------------------------------- |
|
810 | 819 | # Windows HPC Server 2008 scheduler launchers |
|
811 | 820 | #----------------------------------------------------------------------------- |
|
812 | 821 | |
|
813 | 822 | |
|
814 | 823 | # This is only used on Windows. |
|
815 | 824 | def find_job_cmd(): |
|
816 | 825 | if WINDOWS: |
|
817 | 826 | try: |
|
818 | 827 | return find_cmd('job') |
|
819 | 828 | except (FindCmdError, ImportError): |
|
820 | 829 | # ImportError will be raised if win32api is not installed |
|
821 | 830 | return 'job' |
|
822 | 831 | else: |
|
823 | 832 | return 'job' |
|
824 | 833 | |
|
825 | 834 | |
|
826 | 835 | class WindowsHPCLauncher(BaseLauncher): |
|
827 | 836 | |
|
828 | 837 | job_id_regexp = CRegExp(r'\d+', config=True, |
|
829 | 838 | help="""A regular expression used to get the job id from the output of the |
|
830 | 839 | submit_command. """ |
|
831 | 840 | ) |
|
832 | 841 | job_file_name = Unicode(u'ipython_job.xml', config=True, |
|
833 | 842 | help="The filename of the instantiated job script.") |
|
834 | 843 | # The full path to the instantiated job script. This gets made dynamically |
|
835 | 844 | # by combining the work_dir with the job_file_name. |
|
836 | 845 | job_file = Unicode(u'') |
|
837 | 846 | scheduler = Unicode('', config=True, |
|
838 | 847 | help="The hostname of the scheduler to submit the job to.") |
|
839 | 848 | job_cmd = Unicode(find_job_cmd(), config=True, |
|
840 | 849 | help="The command for submitting jobs.") |
|
841 | 850 | |
|
842 | 851 | def __init__(self, work_dir=u'.', config=None, **kwargs): |
|
843 | 852 | super(WindowsHPCLauncher, self).__init__( |
|
844 | 853 | work_dir=work_dir, config=config, **kwargs |
|
845 | 854 | ) |
|
846 | 855 | |
|
847 | 856 | @property |
|
848 | 857 | def job_file(self): |
|
849 | 858 | return os.path.join(self.work_dir, self.job_file_name) |
|
850 | 859 | |
|
851 | 860 | def write_job_file(self, n): |
|
852 | 861 | raise NotImplementedError("Implement write_job_file in a subclass.") |
|
853 | 862 | |
|
854 | 863 | def find_args(self): |
|
855 | 864 | return [u'job.exe'] |
|
856 | 865 | |
|
857 | 866 | def parse_job_id(self, output): |
|
858 | 867 | """Take the output of the submit command and return the job id.""" |
|
859 | 868 | m = self.job_id_regexp.search(output) |
|
860 | 869 | if m is not None: |
|
861 | 870 | job_id = m.group() |
|
862 | 871 | else: |
|
863 | 872 | raise LauncherError("Job id couldn't be determined: %s" % output) |
|
864 | 873 | self.job_id = job_id |
|
865 | 874 | self.log.info('Job started with id: %r', job_id) |
|
866 | 875 | return job_id |
|
867 | 876 | |
|
868 | 877 | def start(self, n): |
|
869 | 878 | """Start n copies of the process using the Win HPC job scheduler.""" |
|
870 | 879 | self.write_job_file(n) |
|
871 | 880 | args = [ |
|
872 | 881 | 'submit', |
|
873 | 882 | '/jobfile:%s' % self.job_file, |
|
874 | 883 | '/scheduler:%s' % self.scheduler |
|
875 | 884 | ] |
|
876 | 885 | self.log.debug("Starting Win HPC Job: %s" % (self.job_cmd + ' ' + ' '.join(args),)) |
|
877 | 886 | |
|
878 | 887 | output = check_output([self.job_cmd]+args, |
|
879 | 888 | env=os.environ, |
|
880 | 889 | cwd=self.work_dir, |
|
881 | 890 | stderr=STDOUT |
|
882 | 891 | ) |
|
883 | 892 | job_id = self.parse_job_id(output) |
|
884 | 893 | self.notify_start(job_id) |
|
885 | 894 | return job_id |
|
886 | 895 | |
|
887 | 896 | def stop(self): |
|
888 | 897 | args = [ |
|
889 | 898 | 'cancel', |
|
890 | 899 | self.job_id, |
|
891 | 900 | '/scheduler:%s' % self.scheduler |
|
892 | 901 | ] |
|
893 | 902 | self.log.info("Stopping Win HPC Job: %s" % (self.job_cmd + ' ' + ' '.join(args),)) |
|
894 | 903 | try: |
|
895 | 904 | output = check_output([self.job_cmd]+args, |
|
896 | 905 | env=os.environ, |
|
897 | 906 | cwd=self.work_dir, |
|
898 | 907 | stderr=STDOUT |
|
899 | 908 | ) |
|
900 | 909 | except: |
|
901 | 910 | output = 'The job already appears to be stoppped: %r' % self.job_id |
|
902 | 911 | self.notify_stop(dict(job_id=self.job_id, output=output)) # Pass the output of the kill cmd |
|
903 | 912 | return output |
|
904 | 913 | |
|
905 | 914 | |
|
906 | 915 | class WindowsHPCControllerLauncher(WindowsHPCLauncher, ClusterAppMixin): |
|
907 | 916 | |
|
908 | 917 | job_file_name = Unicode(u'ipcontroller_job.xml', config=True, |
|
909 | 918 | help="WinHPC xml job file.") |
|
910 | 919 | controller_args = List([], config=False, |
|
911 | 920 | help="extra args to pass to ipcontroller") |
|
912 | 921 | |
|
913 | 922 | def write_job_file(self, n): |
|
914 | 923 | job = IPControllerJob(config=self.config) |
|
915 | 924 | |
|
916 | 925 | t = IPControllerTask(config=self.config) |
|
917 | 926 | # The tasks work directory is *not* the actual work directory of |
|
918 | 927 | # the controller. It is used as the base path for the stdout/stderr |
|
919 | 928 | # files that the scheduler redirects to. |
|
920 | 929 | t.work_directory = self.profile_dir |
|
921 | 930 | # Add the profile_dir and from self.start(). |
|
922 | 931 | t.controller_args.extend(self.cluster_args) |
|
923 | 932 | t.controller_args.extend(self.controller_args) |
|
924 | 933 | job.add_task(t) |
|
925 | 934 | |
|
926 | 935 | self.log.debug("Writing job description file: %s", self.job_file) |
|
927 | 936 | job.write(self.job_file) |
|
928 | 937 | |
|
929 | 938 | @property |
|
930 | 939 | def job_file(self): |
|
931 | 940 | return os.path.join(self.profile_dir, self.job_file_name) |
|
932 | 941 | |
|
933 | 942 | def start(self): |
|
934 | 943 | """Start the controller by profile_dir.""" |
|
935 | 944 | return super(WindowsHPCControllerLauncher, self).start(1) |
|
936 | 945 | |
|
937 | 946 | |
|
938 | 947 | class WindowsHPCEngineSetLauncher(WindowsHPCLauncher, ClusterAppMixin): |
|
939 | 948 | |
|
940 | 949 | job_file_name = Unicode(u'ipengineset_job.xml', config=True, |
|
941 | 950 | help="jobfile for ipengines job") |
|
942 | 951 | engine_args = List([], config=False, |
|
943 | 952 | help="extra args to pas to ipengine") |
|
944 | 953 | |
|
945 | 954 | def write_job_file(self, n): |
|
946 | 955 | job = IPEngineSetJob(config=self.config) |
|
947 | 956 | |
|
948 | 957 | for i in range(n): |
|
949 | 958 | t = IPEngineTask(config=self.config) |
|
950 | 959 | # The tasks work directory is *not* the actual work directory of |
|
951 | 960 | # the engine. It is used as the base path for the stdout/stderr |
|
952 | 961 | # files that the scheduler redirects to. |
|
953 | 962 | t.work_directory = self.profile_dir |
|
954 | 963 | # Add the profile_dir and from self.start(). |
|
955 | 964 | t.engine_args.extend(self.cluster_args) |
|
956 | 965 | t.engine_args.extend(self.engine_args) |
|
957 | 966 | job.add_task(t) |
|
958 | 967 | |
|
959 | 968 | self.log.debug("Writing job description file: %s", self.job_file) |
|
960 | 969 | job.write(self.job_file) |
|
961 | 970 | |
|
962 | 971 | @property |
|
963 | 972 | def job_file(self): |
|
964 | 973 | return os.path.join(self.profile_dir, self.job_file_name) |
|
965 | 974 | |
|
966 | 975 | def start(self, n): |
|
967 | 976 | """Start the controller by profile_dir.""" |
|
968 | 977 | return super(WindowsHPCEngineSetLauncher, self).start(n) |
|
969 | 978 | |
|
970 | 979 | |
|
971 | 980 | #----------------------------------------------------------------------------- |
|
972 | 981 | # Batch (PBS) system launchers |
|
973 | 982 | #----------------------------------------------------------------------------- |
|
974 | 983 | |
|
975 | 984 | class BatchClusterAppMixin(ClusterAppMixin): |
|
976 | 985 | """ClusterApp mixin that updates the self.context dict, rather than cl-args.""" |
|
977 | 986 | def _profile_dir_changed(self, name, old, new): |
|
978 | 987 | self.context[name] = new |
|
979 | 988 | _cluster_id_changed = _profile_dir_changed |
|
980 | 989 | |
|
981 | 990 | def _profile_dir_default(self): |
|
982 | 991 | self.context['profile_dir'] = '' |
|
983 | 992 | return '' |
|
984 | 993 | def _cluster_id_default(self): |
|
985 | 994 | self.context['cluster_id'] = '' |
|
986 | 995 | return '' |
|
987 | 996 | |
|
988 | 997 | |
|
989 | 998 | class BatchSystemLauncher(BaseLauncher): |
|
990 | 999 | """Launch an external process using a batch system. |
|
991 | 1000 | |
|
992 | 1001 | This class is designed to work with UNIX batch systems like PBS, LSF, |
|
993 | 1002 | GridEngine, etc. The overall model is that there are different commands |
|
994 | 1003 | like qsub, qdel, etc. that handle the starting and stopping of the process. |
|
995 | 1004 | |
|
996 | 1005 | This class also has the notion of a batch script. The ``batch_template`` |
|
997 | 1006 | attribute can be set to a string that is a template for the batch script. |
|
998 | 1007 | This template is instantiated using string formatting. Thus the template can |
|
999 | 1008 | use {n} fot the number of instances. Subclasses can add additional variables |
|
1000 | 1009 | to the template dict. |
|
1001 | 1010 | """ |
|
1002 | 1011 | |
|
1003 | 1012 | # Subclasses must fill these in. See PBSEngineSet |
|
1004 | 1013 | submit_command = List([''], config=True, |
|
1005 | 1014 | help="The name of the command line program used to submit jobs.") |
|
1006 | 1015 | delete_command = List([''], config=True, |
|
1007 | 1016 | help="The name of the command line program used to delete jobs.") |
|
1008 | 1017 | job_id_regexp = CRegExp('', config=True, |
|
1009 | 1018 | help="""A regular expression used to get the job id from the output of the |
|
1010 | 1019 | submit_command.""") |
|
1011 | 1020 | batch_template = Unicode('', config=True, |
|
1012 | 1021 | help="The string that is the batch script template itself.") |
|
1013 | 1022 | batch_template_file = Unicode(u'', config=True, |
|
1014 | 1023 | help="The file that contains the batch template.") |
|
1015 | 1024 | batch_file_name = Unicode(u'batch_script', config=True, |
|
1016 | 1025 | help="The filename of the instantiated batch script.") |
|
1017 | 1026 | queue = Unicode(u'', config=True, |
|
1018 | 1027 | help="The PBS Queue.") |
|
1019 | 1028 | |
|
1020 | 1029 | def _queue_changed(self, name, old, new): |
|
1021 | 1030 | self.context[name] = new |
|
1022 | 1031 | |
|
1023 | 1032 | n = Integer(1) |
|
1024 | 1033 | _n_changed = _queue_changed |
|
1025 | 1034 | |
|
1026 | 1035 | # not configurable, override in subclasses |
|
1027 | 1036 | # PBS Job Array regex |
|
1028 | 1037 | job_array_regexp = CRegExp('') |
|
1029 | 1038 | job_array_template = Unicode('') |
|
1030 | 1039 | # PBS Queue regex |
|
1031 | 1040 | queue_regexp = CRegExp('') |
|
1032 | 1041 | queue_template = Unicode('') |
|
1033 | 1042 | # The default batch template, override in subclasses |
|
1034 | 1043 | default_template = Unicode('') |
|
1035 | 1044 | # The full path to the instantiated batch script. |
|
1036 | 1045 | batch_file = Unicode(u'') |
|
1037 | 1046 | # the format dict used with batch_template: |
|
1038 | 1047 | context = Dict() |
|
1039 | 1048 | def _context_default(self): |
|
1040 | 1049 | """load the default context with the default values for the basic keys |
|
1041 | 1050 | |
|
1042 | 1051 | because the _trait_changed methods only load the context if they |
|
1043 | 1052 | are set to something other than the default value. |
|
1044 | 1053 | """ |
|
1045 | 1054 | return dict(n=1, queue=u'', profile_dir=u'', cluster_id=u'') |
|
1046 | 1055 | |
|
1047 | 1056 | # the Formatter instance for rendering the templates: |
|
1048 | 1057 | formatter = Instance(EvalFormatter, (), {}) |
|
1049 | 1058 | |
|
1050 | 1059 | |
|
1051 | 1060 | def find_args(self): |
|
1052 | 1061 | return self.submit_command + [self.batch_file] |
|
1053 | 1062 | |
|
1054 | 1063 | def __init__(self, work_dir=u'.', config=None, **kwargs): |
|
1055 | 1064 | super(BatchSystemLauncher, self).__init__( |
|
1056 | 1065 | work_dir=work_dir, config=config, **kwargs |
|
1057 | 1066 | ) |
|
1058 | 1067 | self.batch_file = os.path.join(self.work_dir, self.batch_file_name) |
|
1059 | 1068 | |
|
1060 | 1069 | def parse_job_id(self, output): |
|
1061 | 1070 | """Take the output of the submit command and return the job id.""" |
|
1062 | 1071 | m = self.job_id_regexp.search(output) |
|
1063 | 1072 | if m is not None: |
|
1064 | 1073 | job_id = m.group() |
|
1065 | 1074 | else: |
|
1066 | 1075 | raise LauncherError("Job id couldn't be determined: %s" % output) |
|
1067 | 1076 | self.job_id = job_id |
|
1068 | 1077 | self.log.info('Job submitted with job id: %r', job_id) |
|
1069 | 1078 | return job_id |
|
1070 | 1079 | |
|
1071 | 1080 | def write_batch_script(self, n): |
|
1072 | 1081 | """Instantiate and write the batch script to the work_dir.""" |
|
1073 | 1082 | self.n = n |
|
1074 | 1083 | # first priority is batch_template if set |
|
1075 | 1084 | if self.batch_template_file and not self.batch_template: |
|
1076 | 1085 | # second priority is batch_template_file |
|
1077 | 1086 | with open(self.batch_template_file) as f: |
|
1078 | 1087 | self.batch_template = f.read() |
|
1079 | 1088 | if not self.batch_template: |
|
1080 | 1089 | # third (last) priority is default_template |
|
1081 | 1090 | self.batch_template = self.default_template |
|
1082 | 1091 | |
|
1083 | 1092 | # add jobarray or queue lines to user-specified template |
|
1084 | 1093 | # note that this is *only* when user did not specify a template. |
|
1085 | 1094 | # print self.job_array_regexp.search(self.batch_template) |
|
1086 | 1095 | if not self.job_array_regexp.search(self.batch_template): |
|
1087 | 1096 | self.log.debug("adding job array settings to batch script") |
|
1088 | 1097 | firstline, rest = self.batch_template.split('\n',1) |
|
1089 | 1098 | self.batch_template = u'\n'.join([firstline, self.job_array_template, rest]) |
|
1090 | 1099 | |
|
1091 | 1100 | # print self.queue_regexp.search(self.batch_template) |
|
1092 | 1101 | if self.queue and not self.queue_regexp.search(self.batch_template): |
|
1093 | 1102 | self.log.debug("adding PBS queue settings to batch script") |
|
1094 | 1103 | firstline, rest = self.batch_template.split('\n',1) |
|
1095 | 1104 | self.batch_template = u'\n'.join([firstline, self.queue_template, rest]) |
|
1096 | 1105 | |
|
1097 | 1106 | script_as_string = self.formatter.format(self.batch_template, **self.context) |
|
1098 | 1107 | self.log.debug('Writing batch script: %s', self.batch_file) |
|
1099 | 1108 | |
|
1100 | 1109 | with open(self.batch_file, 'w') as f: |
|
1101 | 1110 | f.write(script_as_string) |
|
1102 | 1111 | os.chmod(self.batch_file, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR) |
|
1103 | 1112 | |
|
1104 | 1113 | def start(self, n): |
|
1105 | 1114 | """Start n copies of the process using a batch system.""" |
|
1106 | 1115 | self.log.debug("Starting %s: %r", self.__class__.__name__, self.args) |
|
1107 | 1116 | # Here we save profile_dir in the context so they |
|
1108 | 1117 | # can be used in the batch script template as {profile_dir} |
|
1109 | 1118 | self.write_batch_script(n) |
|
1110 | 1119 | output = check_output(self.args, env=os.environ) |
|
1111 | 1120 | |
|
1112 | 1121 | job_id = self.parse_job_id(output) |
|
1113 | 1122 | self.notify_start(job_id) |
|
1114 | 1123 | return job_id |
|
1115 | 1124 | |
|
1116 | 1125 | def stop(self): |
|
1117 | 1126 | output = check_output(self.delete_command+[self.job_id], env=os.environ) |
|
1118 | 1127 | self.notify_stop(dict(job_id=self.job_id, output=output)) # Pass the output of the kill cmd |
|
1119 | 1128 | return output |
|
1120 | 1129 | |
|
1121 | 1130 | |
|
1122 | 1131 | class PBSLauncher(BatchSystemLauncher): |
|
1123 | 1132 | """A BatchSystemLauncher subclass for PBS.""" |
|
1124 | 1133 | |
|
1125 | 1134 | submit_command = List(['qsub'], config=True, |
|
1126 | 1135 | help="The PBS submit command ['qsub']") |
|
1127 | 1136 | delete_command = List(['qdel'], config=True, |
|
1128 | 1137 | help="The PBS delete command ['qsub']") |
|
1129 | 1138 | job_id_regexp = CRegExp(r'\d+', config=True, |
|
1130 | 1139 | help="Regular expresion for identifying the job ID [r'\d+']") |
|
1131 | 1140 | |
|
1132 | 1141 | batch_file = Unicode(u'') |
|
1133 | 1142 | job_array_regexp = CRegExp('#PBS\W+-t\W+[\w\d\-\$]+') |
|
1134 | 1143 | job_array_template = Unicode('#PBS -t 1-{n}') |
|
1135 | 1144 | queue_regexp = CRegExp('#PBS\W+-q\W+\$?\w+') |
|
1136 | 1145 | queue_template = Unicode('#PBS -q {queue}') |
|
1137 | 1146 | |
|
1138 | 1147 | |
|
1139 | 1148 | class PBSControllerLauncher(PBSLauncher, BatchClusterAppMixin): |
|
1140 | 1149 | """Launch a controller using PBS.""" |
|
1141 | 1150 | |
|
1142 | 1151 | batch_file_name = Unicode(u'pbs_controller', config=True, |
|
1143 | 1152 | help="batch file name for the controller job.") |
|
1144 | 1153 | default_template= Unicode("""#!/bin/sh |
|
1145 | 1154 | #PBS -V |
|
1146 | 1155 | #PBS -N ipcontroller |
|
1147 | 1156 | %s --log-to-file --profile-dir="{profile_dir}" --cluster-id="{cluster_id}" |
|
1148 | 1157 | """%(' '.join(map(pipes.quote, ipcontroller_cmd_argv)))) |
|
1149 | 1158 | |
|
1150 | 1159 | |
|
1151 | 1160 | def start(self): |
|
1152 | 1161 | """Start the controller by profile or profile_dir.""" |
|
1153 | 1162 | return super(PBSControllerLauncher, self).start(1) |
|
1154 | 1163 | |
|
1155 | 1164 | |
|
1156 | 1165 | class PBSEngineSetLauncher(PBSLauncher, BatchClusterAppMixin): |
|
1157 | 1166 | """Launch Engines using PBS""" |
|
1158 | 1167 | batch_file_name = Unicode(u'pbs_engines', config=True, |
|
1159 | 1168 | help="batch file name for the engine(s) job.") |
|
1160 | 1169 | default_template= Unicode(u"""#!/bin/sh |
|
1161 | 1170 | #PBS -V |
|
1162 | 1171 | #PBS -N ipengine |
|
1163 | 1172 | %s --profile-dir="{profile_dir}" --cluster-id="{cluster_id}" |
|
1164 | 1173 | """%(' '.join(map(pipes.quote,ipengine_cmd_argv)))) |
|
1165 | 1174 | |
|
1166 | 1175 | def start(self, n): |
|
1167 | 1176 | """Start n engines by profile or profile_dir.""" |
|
1168 | 1177 | return super(PBSEngineSetLauncher, self).start(n) |
|
1169 | 1178 | |
|
1170 | 1179 | #SGE is very similar to PBS |
|
1171 | 1180 | |
|
1172 | 1181 | class SGELauncher(PBSLauncher): |
|
1173 | 1182 | """Sun GridEngine is a PBS clone with slightly different syntax""" |
|
1174 | 1183 | job_array_regexp = CRegExp('#\$\W+\-t') |
|
1175 | 1184 | job_array_template = Unicode('#$ -t 1-{n}') |
|
1176 | 1185 | queue_regexp = CRegExp('#\$\W+-q\W+\$?\w+') |
|
1177 | 1186 | queue_template = Unicode('#$ -q {queue}') |
|
1178 | 1187 | |
|
1179 | 1188 | class SGEControllerLauncher(SGELauncher, BatchClusterAppMixin): |
|
1180 | 1189 | """Launch a controller using SGE.""" |
|
1181 | 1190 | |
|
1182 | 1191 | batch_file_name = Unicode(u'sge_controller', config=True, |
|
1183 | 1192 | help="batch file name for the ipontroller job.") |
|
1184 | 1193 | default_template= Unicode(u"""#$ -V |
|
1185 | 1194 | #$ -S /bin/sh |
|
1186 | 1195 | #$ -N ipcontroller |
|
1187 | 1196 | %s --log-to-file --profile-dir="{profile_dir}" --cluster-id="{cluster_id}" |
|
1188 | 1197 | """%(' '.join(map(pipes.quote, ipcontroller_cmd_argv)))) |
|
1189 | 1198 | |
|
1190 | 1199 | def start(self): |
|
1191 | 1200 | """Start the controller by profile or profile_dir.""" |
|
1192 | 1201 | return super(SGEControllerLauncher, self).start(1) |
|
1193 | 1202 | |
|
1194 | 1203 | class SGEEngineSetLauncher(SGELauncher, BatchClusterAppMixin): |
|
1195 | 1204 | """Launch Engines with SGE""" |
|
1196 | 1205 | batch_file_name = Unicode(u'sge_engines', config=True, |
|
1197 | 1206 | help="batch file name for the engine(s) job.") |
|
1198 | 1207 | default_template = Unicode("""#$ -V |
|
1199 | 1208 | #$ -S /bin/sh |
|
1200 | 1209 | #$ -N ipengine |
|
1201 | 1210 | %s --profile-dir="{profile_dir}" --cluster-id="{cluster_id}" |
|
1202 | 1211 | """%(' '.join(map(pipes.quote, ipengine_cmd_argv)))) |
|
1203 | 1212 | |
|
1204 | 1213 | def start(self, n): |
|
1205 | 1214 | """Start n engines by profile or profile_dir.""" |
|
1206 | 1215 | return super(SGEEngineSetLauncher, self).start(n) |
|
1207 | 1216 | |
|
1208 | 1217 | |
|
1209 | 1218 | # LSF launchers |
|
1210 | 1219 | |
|
1211 | 1220 | class LSFLauncher(BatchSystemLauncher): |
|
1212 | 1221 | """A BatchSystemLauncher subclass for LSF.""" |
|
1213 | 1222 | |
|
1214 | 1223 | submit_command = List(['bsub'], config=True, |
|
1215 | 1224 | help="The PBS submit command ['bsub']") |
|
1216 | 1225 | delete_command = List(['bkill'], config=True, |
|
1217 | 1226 | help="The PBS delete command ['bkill']") |
|
1218 | 1227 | job_id_regexp = CRegExp(r'\d+', config=True, |
|
1219 | 1228 | help="Regular expresion for identifying the job ID [r'\d+']") |
|
1220 | 1229 | |
|
1221 | 1230 | batch_file = Unicode(u'') |
|
1222 | 1231 | job_array_regexp = CRegExp('#BSUB[ \t]-J+\w+\[\d+-\d+\]') |
|
1223 | 1232 | job_array_template = Unicode('#BSUB -J ipengine[1-{n}]') |
|
1224 | 1233 | queue_regexp = CRegExp('#BSUB[ \t]+-q[ \t]+\w+') |
|
1225 | 1234 | queue_template = Unicode('#BSUB -q {queue}') |
|
1226 | 1235 | |
|
1227 | 1236 | def start(self, n): |
|
1228 | 1237 | """Start n copies of the process using LSF batch system. |
|
1229 | 1238 | This cant inherit from the base class because bsub expects |
|
1230 | 1239 | to be piped a shell script in order to honor the #BSUB directives : |
|
1231 | 1240 | bsub < script |
|
1232 | 1241 | """ |
|
1233 | 1242 | # Here we save profile_dir in the context so they |
|
1234 | 1243 | # can be used in the batch script template as {profile_dir} |
|
1235 | 1244 | self.write_batch_script(n) |
|
1236 | 1245 | #output = check_output(self.args, env=os.environ) |
|
1237 | 1246 | piped_cmd = self.args[0]+'<\"'+self.args[1]+'\"' |
|
1238 | 1247 | self.log.debug("Starting %s: %s", self.__class__.__name__, piped_cmd) |
|
1239 | 1248 | p = Popen(piped_cmd, shell=True,env=os.environ,stdout=PIPE) |
|
1240 | 1249 | output,err = p.communicate() |
|
1241 | 1250 | job_id = self.parse_job_id(output) |
|
1242 | 1251 | self.notify_start(job_id) |
|
1243 | 1252 | return job_id |
|
1244 | 1253 | |
|
1245 | 1254 | |
|
1246 | 1255 | class LSFControllerLauncher(LSFLauncher, BatchClusterAppMixin): |
|
1247 | 1256 | """Launch a controller using LSF.""" |
|
1248 | 1257 | |
|
1249 | 1258 | batch_file_name = Unicode(u'lsf_controller', config=True, |
|
1250 | 1259 | help="batch file name for the controller job.") |
|
1251 | 1260 | default_template= Unicode("""#!/bin/sh |
|
1252 | 1261 | #BSUB -J ipcontroller |
|
1253 | 1262 | #BSUB -oo ipcontroller.o.%%J |
|
1254 | 1263 | #BSUB -eo ipcontroller.e.%%J |
|
1255 | 1264 | %s --log-to-file --profile-dir="{profile_dir}" --cluster-id="{cluster_id}" |
|
1256 | 1265 | """%(' '.join(map(pipes.quote,ipcontroller_cmd_argv)))) |
|
1257 | 1266 | |
|
1258 | 1267 | def start(self): |
|
1259 | 1268 | """Start the controller by profile or profile_dir.""" |
|
1260 | 1269 | return super(LSFControllerLauncher, self).start(1) |
|
1261 | 1270 | |
|
1262 | 1271 | |
|
1263 | 1272 | class LSFEngineSetLauncher(LSFLauncher, BatchClusterAppMixin): |
|
1264 | 1273 | """Launch Engines using LSF""" |
|
1265 | 1274 | batch_file_name = Unicode(u'lsf_engines', config=True, |
|
1266 | 1275 | help="batch file name for the engine(s) job.") |
|
1267 | 1276 | default_template= Unicode(u"""#!/bin/sh |
|
1268 | 1277 | #BSUB -oo ipengine.o.%%J |
|
1269 | 1278 | #BSUB -eo ipengine.e.%%J |
|
1270 | 1279 | %s --profile-dir="{profile_dir}" --cluster-id="{cluster_id}" |
|
1271 | 1280 | """%(' '.join(map(pipes.quote, ipengine_cmd_argv)))) |
|
1272 | 1281 | |
|
1273 | 1282 | def start(self, n): |
|
1274 | 1283 | """Start n engines by profile or profile_dir.""" |
|
1275 | 1284 | return super(LSFEngineSetLauncher, self).start(n) |
|
1276 | 1285 | |
|
1277 | 1286 | |
|
1278 | 1287 | #----------------------------------------------------------------------------- |
|
1279 | 1288 | # A launcher for ipcluster itself! |
|
1280 | 1289 | #----------------------------------------------------------------------------- |
|
1281 | 1290 | |
|
1282 | 1291 | |
|
1283 | 1292 | class IPClusterLauncher(LocalProcessLauncher): |
|
1284 | 1293 | """Launch the ipcluster program in an external process.""" |
|
1285 | 1294 | |
|
1286 | 1295 | ipcluster_cmd = List(ipcluster_cmd_argv, config=True, |
|
1287 | 1296 | help="Popen command for ipcluster") |
|
1288 | 1297 | ipcluster_args = List( |
|
1289 | 1298 | ['--clean-logs=True', '--log-to-file', '--log-level=%i'%logging.INFO], config=True, |
|
1290 | 1299 | help="Command line arguments to pass to ipcluster.") |
|
1291 | 1300 | ipcluster_subcommand = Unicode('start') |
|
1292 | 1301 | profile = Unicode('default') |
|
1293 | 1302 | n = Integer(2) |
|
1294 | 1303 | |
|
1295 | 1304 | def find_args(self): |
|
1296 | 1305 | return self.ipcluster_cmd + [self.ipcluster_subcommand] + \ |
|
1297 | 1306 | ['--n=%i'%self.n, '--profile=%s'%self.profile] + \ |
|
1298 | 1307 | self.ipcluster_args |
|
1299 | 1308 | |
|
1300 | 1309 | def start(self): |
|
1301 | 1310 | return super(IPClusterLauncher, self).start() |
|
1302 | 1311 | |
|
1303 | 1312 | #----------------------------------------------------------------------------- |
|
1304 | 1313 | # Collections of launchers |
|
1305 | 1314 | #----------------------------------------------------------------------------- |
|
1306 | 1315 | |
|
1307 | 1316 | local_launchers = [ |
|
1308 | 1317 | LocalControllerLauncher, |
|
1309 | 1318 | LocalEngineLauncher, |
|
1310 | 1319 | LocalEngineSetLauncher, |
|
1311 | 1320 | ] |
|
1312 | 1321 | mpi_launchers = [ |
|
1313 | 1322 | MPILauncher, |
|
1314 | 1323 | MPIControllerLauncher, |
|
1315 | 1324 | MPIEngineSetLauncher, |
|
1316 | 1325 | ] |
|
1317 | 1326 | ssh_launchers = [ |
|
1318 | 1327 | SSHLauncher, |
|
1319 | 1328 | SSHControllerLauncher, |
|
1320 | 1329 | SSHEngineLauncher, |
|
1321 | 1330 | SSHEngineSetLauncher, |
|
1322 | 1331 | ] |
|
1323 | 1332 | winhpc_launchers = [ |
|
1324 | 1333 | WindowsHPCLauncher, |
|
1325 | 1334 | WindowsHPCControllerLauncher, |
|
1326 | 1335 | WindowsHPCEngineSetLauncher, |
|
1327 | 1336 | ] |
|
1328 | 1337 | pbs_launchers = [ |
|
1329 | 1338 | PBSLauncher, |
|
1330 | 1339 | PBSControllerLauncher, |
|
1331 | 1340 | PBSEngineSetLauncher, |
|
1332 | 1341 | ] |
|
1333 | 1342 | sge_launchers = [ |
|
1334 | 1343 | SGELauncher, |
|
1335 | 1344 | SGEControllerLauncher, |
|
1336 | 1345 | SGEEngineSetLauncher, |
|
1337 | 1346 | ] |
|
1338 | 1347 | lsf_launchers = [ |
|
1339 | 1348 | LSFLauncher, |
|
1340 | 1349 | LSFControllerLauncher, |
|
1341 | 1350 | LSFEngineSetLauncher, |
|
1342 | 1351 | ] |
|
1343 | 1352 | all_launchers = local_launchers + mpi_launchers + ssh_launchers + winhpc_launchers\ |
|
1344 | 1353 | + pbs_launchers + sge_launchers + lsf_launchers |
|
1345 | 1354 |
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