[120] | 1 | #Licensed to the Apache Software Foundation (ASF) under one |
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| 2 | #or more contributor license agreements. See the NOTICE file |
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| 3 | #distributed with this work for additional information |
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| 4 | #regarding copyright ownership. The ASF licenses this file |
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| 5 | #to you under the Apache License, Version 2.0 (the |
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| 6 | #"License"); you may not use this file except in compliance |
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| 7 | #with the License. You may obtain a copy of the License at |
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| 8 | |
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| 9 | # http://www.apache.org/licenses/LICENSE-2.0 |
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| 10 | |
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| 11 | #Unless required by applicable law or agreed to in writing, software |
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| 12 | #distributed under the License is distributed on an "AS IS" BASIS, |
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| 13 | #WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 14 | #See the License for the specific language governing permissions and |
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| 15 | #limitations under the License. |
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| 16 | """Maui/Torque implementation of NodePool""" |
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| 17 | # -*- python -*- |
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| 18 | |
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| 19 | import os, sys, csv, socket, time, re, pprint |
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| 20 | |
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| 21 | from hodlib.Hod.nodePool import * |
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| 22 | from hodlib.Schedulers.torque import torqueInterface |
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| 23 | from hodlib.Common.threads import simpleCommand |
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| 24 | from hodlib.Common.util import get_exception_string, args_to_string, local_fqdn, \ |
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| 25 | TORQUE_USER_LIMITS_COMMENT_FIELD |
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| 26 | |
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| 27 | class TorqueNodeSet(NodeSet): |
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| 28 | def __init__(self, id, numNodes, preferredList, isPreemptee): |
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| 29 | NodeSet.__init__(self, id, numNodes, preferredList, isPreemptee) |
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| 30 | self.qsubId = None |
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| 31 | self.addrList = [] |
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| 32 | |
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| 33 | def _setQsubId(self, qsubId): |
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| 34 | self.qsubId = qsubId |
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| 35 | |
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| 36 | def _setAddrList(self, addrList): |
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| 37 | self.addrList = addrList |
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| 38 | |
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| 39 | def getAddrList(self): |
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| 40 | return self.addrList |
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| 41 | |
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| 42 | class TorquePool(NodePool): |
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| 43 | def __init__(self, nodePoolDesc, cfg, log): |
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| 44 | NodePool.__init__(self, nodePoolDesc, cfg, log) |
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| 45 | |
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| 46 | environ = os.environ.copy() |
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| 47 | |
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| 48 | if self._cfg['resource_manager'].has_key('pbs-server'): |
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| 49 | environ['PBS_DEFAULT'] = self._cfg['resource_manager']['pbs-server'] |
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| 50 | |
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| 51 | self.__torque = torqueInterface( |
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| 52 | self._cfg['resource_manager']['batch-home'], environ, self._log) |
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| 53 | |
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| 54 | def getAccountString(self): |
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| 55 | account = '' |
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| 56 | if self._cfg['resource_manager'].has_key('pbs-account'): |
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| 57 | account = self._cfg['resource_manager']['pbs-account'] |
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| 58 | return account |
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| 59 | |
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| 60 | def __gen_submit_params(self, nodeSet, walltime = None, qosLevel = None, |
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| 61 | account = None): |
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| 62 | argList = [] |
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| 63 | stdinList = [] |
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| 64 | |
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| 65 | npd = self.nodePoolDesc |
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| 66 | |
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| 67 | def gen_stdin_list(): |
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| 68 | # Here we are basically generating the standard input for qsub. |
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| 69 | # Specifically a script to exec ringmaster. |
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| 70 | stdinList.append('#!/bin/sh') |
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| 71 | |
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| 72 | ringBin = os.path.join(self._cfg['hod']['base-dir'], 'bin', |
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| 73 | 'ringmaster') |
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| 74 | ringArgs = [ringBin,] |
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| 75 | ringArgs.extend(self._cfg.get_args(exclude=('hod'))) |
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| 76 | |
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| 77 | ringMasterCommand = args_to_string(ringArgs) |
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| 78 | |
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| 79 | self._log.debug("ringmaster cmd: %s" % ringMasterCommand) |
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| 80 | |
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| 81 | stdinList.append(ringMasterCommand) |
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| 82 | |
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| 83 | def gen_arg_list(): |
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| 84 | def process_qsub_attributes(): |
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| 85 | rawAttributes = self.nodePoolDesc.getAttrs() |
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| 86 | |
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| 87 | # 'W:x' is used to specify torque management extentensions ie -W x= ... |
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| 88 | resourceManagementExtensions = '' |
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| 89 | if 'W:x' in rawAttributes: |
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| 90 | resourceManagementExtensions = rawAttributes['W:x'] |
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| 91 | |
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| 92 | if qosLevel: |
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| 93 | if len(resourceManagementExtensions) > 0: |
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| 94 | resourceManagementExtensions += ';' |
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| 95 | resourceManagementExtensions += 'QOS:%s' % (qosLevel) |
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| 96 | |
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| 97 | rawAttributes['W:x'] = resourceManagementExtensions |
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| 98 | |
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| 99 | hostname = local_fqdn() |
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| 100 | |
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| 101 | # key values are expected to have string values. |
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| 102 | rawAttributes['l:nodes'] = "%s" % nodeSet._getNumNodes() |
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| 103 | |
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| 104 | if walltime: |
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| 105 | rawAttributes['l:walltime'] = "%s" % walltime |
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| 106 | |
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| 107 | #create a dict of dictionaries for |
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| 108 | # various arguments of torque |
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| 109 | cmds = {} |
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| 110 | for key in rawAttributes: |
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| 111 | value = rawAttributes[key] |
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| 112 | |
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| 113 | if key.find(':') == -1: |
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| 114 | raise ValueError, 'Syntax error: missing colon after %s in %s=%s' % ( |
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| 115 | key, key, value) |
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| 116 | |
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| 117 | [option, subOption] = key.split(':', 1) |
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| 118 | if not option in cmds: |
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| 119 | cmds[option] = {} |
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| 120 | cmds[option][subOption] = value |
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| 121 | |
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| 122 | opts = [] |
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| 123 | #create a string from this |
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| 124 | #dictionary of dictionaries createde above |
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| 125 | for k in cmds: |
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| 126 | csv = [] |
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| 127 | nv = cmds[k] |
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| 128 | for n in nv: |
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| 129 | v = nv[n] |
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| 130 | if len(n) == 0: |
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| 131 | csv.append(v) |
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| 132 | else: |
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| 133 | csv.append('%s=%s' % (n, v)) |
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| 134 | opts.append('-%s' % (k)) |
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| 135 | opts.append(','.join(csv)) |
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| 136 | |
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| 137 | for option in cmds: |
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| 138 | commandList = [] |
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| 139 | for subOption in cmds[option]: |
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| 140 | value = cmds[option][subOption] |
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| 141 | if len(subOption) == 0: |
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| 142 | commandList.append(value) |
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| 143 | else: |
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| 144 | commandList.append("%s=%s" % (subOption, value)) |
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| 145 | opts.append('-%s' % option) |
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| 146 | opts.append(','.join(commandList)) |
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| 147 | |
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| 148 | return opts |
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| 149 | |
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| 150 | pkgdir = npd.getPkgDir() |
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| 151 | |
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| 152 | qsub = os.path.join(pkgdir, 'bin', 'qsub') |
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| 153 | sdd = self._cfg['servicedesc'] |
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| 154 | |
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| 155 | gsvc = None |
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| 156 | for key in sdd: |
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| 157 | gsvc = sdd[key] |
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| 158 | break |
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| 159 | |
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| 160 | argList.extend(process_qsub_attributes()) |
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| 161 | |
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| 162 | argList.extend(('-N', '"' + self._cfg['hod']['title'] + '"')) |
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| 163 | argList.extend(('-r','n')) |
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| 164 | |
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| 165 | if 'pbs-user' in self._cfg['resource_manager']: |
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| 166 | argList.extend(('-u', self._cfg['resource_manager']['pbs-user'])) |
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| 167 | |
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| 168 | argList.extend(('-d','/tmp/')) |
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| 169 | if 'queue' in self._cfg['resource_manager']: |
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| 170 | queue = self._cfg['resource_manager']['queue'] |
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| 171 | argList.extend(('-q',queue)) |
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| 172 | |
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| 173 | # In HOD 0.4, we pass in an account string only if it is mentioned. |
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| 174 | # Also, we don't append userid to the account string, as HOD jobs run as the |
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| 175 | # user running them, not as 'HOD' user. |
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| 176 | if self._cfg['resource_manager'].has_key('pbs-account'): |
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| 177 | argList.extend(('-A', (self._cfg['resource_manager']['pbs-account']))) |
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| 178 | |
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| 179 | if 'env-vars' in self._cfg['resource_manager']: |
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| 180 | qsub_envs = self._cfg['resource_manager']['env-vars'] |
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| 181 | argList.extend(('-v', self.__keyValToString(qsub_envs))) |
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| 182 | |
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| 183 | gen_arg_list() |
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| 184 | gen_stdin_list() |
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| 185 | |
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| 186 | return argList, stdinList |
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| 187 | |
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| 188 | def __keyValToString(self, keyValList): |
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| 189 | ret = "" |
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| 190 | for key in keyValList: |
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| 191 | ret = "%s%s=%s," % (ret, key, keyValList[key]) |
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| 192 | return ret[:-1] |
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| 193 | |
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| 194 | def newNodeSet(self, numNodes, preferred=[], isPreemptee=True, id=None): |
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| 195 | if not id: |
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| 196 | id = self.getNextNodeSetId() |
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| 197 | |
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| 198 | nodeSet = TorqueNodeSet(id, numNodes, preferred, isPreemptee) |
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| 199 | |
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| 200 | self.nodeSetDict[nodeSet.getId()] = nodeSet |
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| 201 | |
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| 202 | return nodeSet |
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| 203 | |
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| 204 | def submitNodeSet(self, nodeSet, walltime = None, qosLevel = None, |
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| 205 | account = None): |
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| 206 | |
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| 207 | argList, stdinList = self.__gen_submit_params(nodeSet, walltime, qosLevel, |
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| 208 | account) |
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| 209 | |
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| 210 | jobId, exitCode = self.__torque.qsub(argList, stdinList) |
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| 211 | |
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| 212 | ## UNUSED CODE: LINE ## |
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| 213 | nodeSet.qsubId = jobId |
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| 214 | |
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| 215 | return jobId, exitCode |
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| 216 | |
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| 217 | def freeNodeSet(self, nodeSet): |
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| 218 | |
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| 219 | exitCode = self.deleteJob(nodeSet.getId()) |
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| 220 | |
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| 221 | del self.nodeSetDict[nodeSet.getId()] |
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| 222 | |
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| 223 | return exitCode |
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| 224 | |
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| 225 | def finalize(self): |
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| 226 | status = 0 |
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| 227 | exitCode = 0 |
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| 228 | for nodeSet in self.nodeSetDict.values(): |
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| 229 | exitCode = self.freeNodeSet(nodeSet) |
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| 230 | |
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| 231 | if exitCode > 0 and exitCode != 153: |
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| 232 | status = 4 |
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| 233 | |
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| 234 | return status |
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| 235 | |
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| 236 | ## UNUSED METHOD ?? ## |
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| 237 | def getWorkers(self): |
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| 238 | hosts = [] |
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| 239 | |
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| 240 | qstatInfo = self.__torque(self.getServiceId()) |
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| 241 | if qstatInfo: |
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| 242 | hosts = qstatInfop['exec_host'] |
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| 243 | |
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| 244 | return hosts |
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| 245 | |
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| 246 | ## UNUSED METHOD ?? ## |
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| 247 | def pollNodeSet(self, nodeSet): |
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| 248 | status = NodeSet.COMPLETE |
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| 249 | nodeSet = self.nodeSetDict[0] |
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| 250 | |
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| 251 | qstatInfo = self.__torque(self.getServiceId()) |
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| 252 | |
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| 253 | if qstatMap: |
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| 254 | jobstate = qstatMap['job_state'] |
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| 255 | exechost = qstatMap['exec_host'] |
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| 256 | |
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| 257 | if jobstate == 'Q': |
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| 258 | status = NodeSet.PENDING |
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| 259 | elif exechost == None: |
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| 260 | status = NodeSet.COMMITTED |
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| 261 | else: |
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| 262 | nodeSet._setAddrList(exec_host) |
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| 263 | |
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| 264 | return status |
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| 265 | |
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| 266 | def getServiceId(self): |
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| 267 | id = None |
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| 268 | |
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| 269 | nodeSets = self.nodeSetDict.values() |
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| 270 | if len(nodeSets): |
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| 271 | id = nodeSets[0].qsubId |
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| 272 | |
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| 273 | if id == None: |
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| 274 | id = os.getenv('PBS_JOBID') |
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| 275 | |
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| 276 | return id |
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| 277 | |
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| 278 | def getJobInfo(self, jobId=None): |
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| 279 | |
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| 280 | jobNonExistentErrorCode = 153 |
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| 281 | self.__jobInfo = { 'job_state' : False } |
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| 282 | |
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| 283 | if jobId == None: |
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| 284 | jobId = self.getServiceId() |
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| 285 | |
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| 286 | qstatInfo, exitCode = self.__torque.qstat(jobId) |
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| 287 | if exitCode == 0: |
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| 288 | self.__jobInfo = qstatInfo |
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| 289 | elif exitCode == jobNonExistentErrorCode: |
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| 290 | # This really means that the job completed |
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| 291 | # However, setting only job_state for now, not |
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| 292 | # any other attributes, as none seem required. |
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| 293 | self.__jobInfo = { 'job_state' : 'C' } |
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| 294 | |
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| 295 | return self.__jobInfo |
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| 296 | |
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| 297 | def deleteJob(self, jobId): |
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| 298 | exitCode = self.__torque.qdel(jobId) |
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| 299 | return exitCode |
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| 300 | |
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| 301 | def isJobFeasible(self): |
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| 302 | comment = None |
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| 303 | msg = None |
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| 304 | if self.__jobInfo.has_key('comment'): |
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| 305 | comment = self.__jobInfo['comment'] |
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| 306 | try: |
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| 307 | if comment: |
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| 308 | commentField = re.compile(self._cfg['hod']['job-feasibility-attr']) |
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| 309 | match = commentField.search(comment) |
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| 310 | if match: |
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| 311 | reqUsage = int(match.group(1)) |
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| 312 | currentUsage = int(match.group(2)) |
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| 313 | maxUsage = int(match.group(3)) |
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| 314 | msg = "Current Usage:%s, Requested:%s, Maximum Limit:%s " % \ |
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| 315 | (currentUsage, reqUsage, maxUsage) |
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| 316 | if reqUsage > maxUsage: |
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| 317 | return "Never", msg |
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| 318 | if reqUsage + currentUsage > maxUsage: |
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| 319 | return False, msg |
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| 320 | except Exception, e: |
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| 321 | self._log.error("Error in isJobFeasible : %s" %e) |
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| 322 | raise Exception(e) |
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| 323 | return True, msg |
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| 324 | |
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| 325 | def runWorkers(self, args): |
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| 326 | return self.__torque.pbsdsh(args) |
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| 327 | |
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| 328 | def updateWorkerInfo(self, workerInfoMap, jobId): |
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| 329 | workerInfoStr = '' |
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| 330 | for key in workerInfoMap.keys(): |
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| 331 | workerInfoStr = '%s,%s:%s' % (workerInfoStr, key, workerInfoMap[key]) |
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| 332 | exitCode = self.__torque.qalter("notes", workerInfoStr[1:], jobId) |
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| 333 | return exitCode |
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| 334 | |
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