1 | #!/usr/bin/env python |
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2 | # -*- coding: ISO-8859-1 -*- |
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3 | |
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4 | ################################## |
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5 | # @program smon |
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6 | # @description simulation monitor |
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7 | # @copyright Copyright â(c)2009 Centre National de la Recherche Scientifique CNRS. |
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8 | # All Rights Reservedâ |
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9 | # @svn_file $Id: watcher 2545 2013-02-01 09:58:10Z jripsl $ |
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10 | # @version $Rev: 2545 $ |
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11 | # @lastrevision $Date: 2013-02-01 10:58:10 +0100 (Fri, 01 Feb 2013) $ |
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12 | # @license CeCILL (http://dods.ipsl.jussieu.fr/jripsl/smon/LICENSE) |
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13 | ################################## |
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14 | |
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15 | import pika |
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16 | import base64 |
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17 | import json |
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18 | import sys |
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19 | import signal |
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20 | import traceback |
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21 | import smtplib |
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22 | from email.mime.text import MIMEText |
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23 | from datetime import datetime |
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24 | |
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25 | |
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26 | from smon import repo_io |
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27 | |
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28 | |
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29 | """ |
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30 | Code list reminder |
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31 | |
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32 | 0000 (la simulation démarre) |
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33 | 1000 (le job d'une simulation démarre) |
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34 | 2000 (PushStack) |
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35 | 3000 (PopStack OK) |
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36 | 9000 (PopStack NOK) |
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37 | 9999 (FATAL) |
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38 | """ |
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39 | |
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40 | class Mail(): |
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41 | |
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42 | @classmethod |
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43 | def mail_example(cls): |
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44 | me="jripsl@ipsl.jussieu.fr" |
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45 | you="jripsl@ipsl.jussieu.fr" |
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46 | body="Alarm" |
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47 | object="Supervisor" |
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48 | |
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49 | cls.mail(me,you,object,body) |
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50 | |
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51 | @classmethod |
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52 | def send_mail(cls,me,you,object,body): |
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53 | msg = MIMEText(body) |
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54 | msg['Subject'] = object |
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55 | msg['From'] = me |
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56 | msg['To'] = you |
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57 | |
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58 | # Send the message via our own SMTP server, but don't include the # envelope header. |
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59 | s = smtplib.SMTP('localhost') |
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60 | s.sendmail(me,[you], msg.as_string()) |
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61 | s.quit() |
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62 | |
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63 | class Actions(): |
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64 | |
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65 | @classmethod |
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66 | def store_msg(cls): |
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67 | repo_io.store_messages(name) |
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68 | |
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69 | @classmethod |
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70 | def set_sim_status_to_error(cls): |
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71 | repo_io.update_simulation_status() |
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72 | |
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73 | @classmethod |
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74 | def crea_sim(cls): |
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75 | #repo_io.retrieve_simulation(name) |
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76 | #repo_io.delete_simulation(name) |
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77 | repo_io.create_simulation() |
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78 | |
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79 | @classmethod |
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80 | def mail(cls): |
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81 | cls.mail_example() |
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82 | |
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83 | @classmethod |
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84 | def print_stdout(cls,message): |
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85 | # used for debug |
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86 | |
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87 | if "file" in message: |
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88 | print "%s %s %s\n"%(message["code"],message["jobid"],message["file"]) |
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89 | else: |
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90 | print "%s %s\n"%(message["code"],message["jobid"]) |
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91 | |
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92 | @classmethod |
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93 | def log(cls,message): |
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94 | with open("/home/jripsl/supervisor/log/supervisor.log", "a") as log_file: |
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95 | log_file.write("%s %s %s\n"%(datetime.now().strftime('%Y%m%d_%H%M%S'), message["code"],message["jobid"])) |
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96 | |
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97 | @classmethod |
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98 | def execActions(cls,message): |
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99 | |
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100 | message_code=message["code"] |
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101 | |
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102 | for action in MessageActionsMapping.mapping[message_code]: |
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103 | proc_name=action |
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104 | |
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105 | try: |
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106 | getattr(Actions, proc_name)(message) |
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107 | except Exception,e: |
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108 | traceback.print_exc() |
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109 | |
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110 | raise Exception("WATCH-ERR002","procedure error (%s,%s)"%(proc_name,str(e))) |
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111 | |
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112 | class MessageActionsMapping(): |
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113 | |
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114 | mapping = { "0000":["log", "store_msg", "crea_sim"], |
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115 | "1000":["log", "store_msg"], |
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116 | "2000":["log", "store_msg"], |
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117 | "3000":["log", "store_msg"], |
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118 | "9000":["log", "store_msg", "mail"], |
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119 | "9999":["log", "store_msg", "set_sim_status_to_error", "mail"] } |
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120 | |
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121 | class Watcher(): |
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122 | |
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123 | @classmethod |
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124 | def start(cls): |
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125 | pass |
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126 | |
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127 | @classmethod |
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128 | def stop(cls): |
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129 | pass |
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130 | |
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131 | @classmethod |
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132 | def main(self): |
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133 | |
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134 | """ |
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135 | # parse args |
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136 | parser = argparse.ArgumentParser(prog='watcher') |
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137 | parser.add_argument('-v', dest='verbose',required=False,action='store_true') |
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138 | args = parser.parse_args() |
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139 | |
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140 | # check |
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141 | if not os.path.exists(SMON.smon_home): |
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142 | sys.exit(1) |
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143 | |
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144 | SMON.init_singleton() |
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145 | """ |
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146 | |
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147 | connection = pika.BlockingConnection(pika.ConnectionParameters( host='localhost')) |
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148 | self.channel = connection.channel() |
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149 | |
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150 | #self.channel.queue_declare(queue='myqueue') |
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151 | |
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152 | print ' [*] Waiting for messages. To exit press CTRL+C' |
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153 | |
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154 | def callback(ch, method, properties, raw_msg): |
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155 | # |
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156 | #return |
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157 | |
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158 | base64_decoded_msg=base64.b64decode(raw_msg) |
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159 | |
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160 | # debug |
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161 | #print " [x] Received %s" % raw_msg |
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162 | #print " [x] Received %s (uudecoded)" % base64_decoded_msg |
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163 | |
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164 | message=None |
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165 | try: |
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166 | message=json.loads(base64_decoded_msg) |
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167 | |
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168 | # message code based action |
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169 | Watcher.execActions(message) |
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170 | except Exception,e: |
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171 | print "Exception occurs (exception=%s,msg=%s)"%(str(e),base64_decoded_msg) |
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172 | |
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173 | self.channel.basic_consume(callback, queue='myqueue', no_ack=True) |
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174 | |
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175 | self.channel.start_consuming() |
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176 | |
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177 | |
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178 | """ |
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179 | SMON.free_singleton() |
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180 | """ |
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181 | |
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182 | def signal_handler(signal, frame): |
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183 | print 'You pressed Ctrl+C!' |
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184 | Watcher.channel.stop_consuming() |
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185 | sys.exit(0) |
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186 | |
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187 | if __name__ == '__main__': |
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188 | |
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189 | signal.signal(signal.SIGINT, signal_handler) |
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190 | |
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191 | try: |
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192 | Watcher.main() |
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193 | |
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194 | sys.exit(0) |
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195 | |
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196 | except Exception, e: |
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197 | |
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198 | traceback.print_exc() |
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199 | |
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200 | sys.exit(1) |
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