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How to use compare_checksum method in autotest

Best Python code snippet using autotest_python

jobsubmitter.py

Source:jobsubmitter.py

1#   Copyright notice:2#   Copyright  Members of the EMI Collaboration, 2013.3#4#   See www.eu-emi.eu for details on the copyright holders5#6#   Licensed under the Apache License, Version 2.0 (the "License");7#   you may not use this file except in compliance with the License.8#   You may obtain a copy of the License at9#10#       http://www.apache.org/licenses/LICENSE-2.011#12#   Unless required by applicable law or agreed to in writing, software13#   distributed under the License is distributed on an "AS IS" BASIS,14#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.15#   See the License for the specific language governing permissions and16#   limitations under the License.17from datetime import timedelta18try:19    import simplejson as json20except:21    import json22import logging23import sys24import time25from base import Base26from fts3.rest.client import Submitter, Delegator, Inquirer27DEFAULT_CHECKSUM = 'ADLER32' 28def _metadata(data):29    try:30        return json.loads(data)31    except:32        return str(data)33class JobSubmitter(Base):34    def __init__(self):35        super(JobSubmitter, self).__init__(36            extra_args='SOURCE DESTINATION [CHECKSUM]',37            description="""38            This command can be used to submit new jobs to FTS3. It supports simple and bulk submissions. The bulk39            format is as follows:40            ```json41            {42              "files": [43                {44                  "sources": [45                    "gsiftp://source.host/file"46                  ],47                  "destinations": [48                    "gsiftp://destination.host/file"49                  ],50                  "metadata": "file-metadata",51                  "checksum": "ADLER32:1234",52                  "filesize": 102453                },54                {55                  "sources": [56                    "gsiftp://source.host/file2"57                  ],58                  "destinations": [59                    "gsiftp://destination.host/file2"60                  ],61                  "metadata": "file2-metadata",62                  "checksum": "ADLER32:4321",63                  "filesize": 2048,64                  "activity": "default"65                }66              ]67            }68            ```69            """,70            example="""71            $ %(prog)s -s https://fts3-devel.cern.ch:8446 gsiftp://source.host/file gsiftp://destination.host/file72            Job successfully submitted.73            Job id: 9fee8c1e-c46d-11e3-8299-02163e00a17a74            $ %(prog)s -s https://fts3-devel.cern.ch:8446 -f bulk.json75            Job successfully submitted.76            Job id: 9fee8c1e-c46d-11e3-8299-02163e00a17a77            """78        )79        # Specific options80        self.opt_parser.add_option('-b', '--blocking', dest='blocking', default=False, action='store_true',81                                   help='blocking mode. Wait until the operation completes.')82        self.opt_parser.add_option('-i', '--interval', dest='poll_interval', type='int', default=30,83                                   help='interval between two poll operations in blocking mode.')84        self.opt_parser.add_option('-e', '--expire', dest='proxy_lifetime', type='int', default=420,85                                   help='expiration time of the delegation in minutes.')86        self.opt_parser.add_option('--delegate-when-lifetime-lt', type=int, default=120,87                                   help='delegate the proxy when the remote lifetime is less than this value (in minutes)')88        self.opt_parser.add_option('-o', '--overwrite', dest='overwrite', default=False, action='store_true',89                                   help='overwrite files.')90        self.opt_parser.add_option('-r', '--reuse', dest='reuse', default=False, action='store_true',91                                   help='enable session reuse for the transfer job.')92        self.opt_parser.add_option('--job-metadata', dest='job_metadata',93                                   help='transfer job metadata.')94        self.opt_parser.add_option('--file-metadata', dest='file_metadata',95                                   help='file metadata.')96        self.opt_parser.add_option('--file-size', dest='file_size', type='long',97                                   help='file size (in Bytes)')98        self.opt_parser.add_option('-g', '--gparam', dest='gridftp_params',99                                   help='GridFTP parameters.')100        self.opt_parser.add_option('-t', '--dest-token', dest='destination_token',101                                   help='the destination space token or its description.')102        self.opt_parser.add_option('-S', '--source-token', dest='source_token',103                                   help='the source space token or its description.')104        self.opt_parser.add_option('-K', '--compare-checksum', dest='compare_checksum', default=False, action='store_true',105                                   help='deprecated: compare checksums between source and destination.')106        self.opt_parser.add_option('-C', '--checksum-mode', dest='checksum_mode', type='string', default='none',107                                   help='compare checksums in source, target, both or none.')108        self.opt_parser.add_option('--copy-pin-lifetime', dest='pin_lifetime', type='long', default=-1,109                                   help='pin lifetime of the copy in seconds.')110        self.opt_parser.add_option('--bring-online', dest='bring_online', type='long', default=None,111                                   help='bring online timeout in seconds.')112        self.opt_parser.add_option('--timeout', dest='timeout', type='long', default=None,113                                   help='transfer timeout in seconds.')114        self.opt_parser.add_option('--fail-nearline', dest='fail_nearline', default=False, action='store_true',115                                   help='fail the transfer is the file is nearline.')116        self.opt_parser.add_option('--dry-run', dest='dry_run', default=False, action='store_true',117                                   help='do not send anything, just print the JSON message.')118        self.opt_parser.add_option('-f', '--file', dest='bulk_file', type='string',119                                   help='Name of configuration file')120        self.opt_parser.add_option('--retry', dest='retry', type='int', default=0,121                                   help='Number of retries. If 0, the server default will be used.'122                                        'If negative, there will be no retries.')123        self.opt_parser.add_option('-m', '--multi-hop', dest='multihop', default=False, action='store_true',124                                   help='submit a multihop transfer.')125        self.opt_parser.add_option('--cloud-credentials', dest='cloud_cred', default=None,126                                   help='use cloud credentials for the job (i.e. dropbox).')127        self.opt_parser.add_option('--nostreams', dest='nostreams', default=None,128                                   help='number of streams')129        self.opt_parser.add_option('--ipv4', dest='ipv4', default=False, action='store_true',130                                   help='force ipv4')131        self.opt_parser.add_option('--ipv6', dest='ipv6', default=False, action='store_true',132                                   help='force ipv6')133    def validate(self):134        self.checksum = None135        if not self.options.bulk_file:136            if len(self.args) < 2:137                self.logger.critical("Need a source and a destination")138                sys.exit(1)139            elif len(self.args) == 2:140                (self.source, self.destination) = self.args141                self.checksum = None142            elif len(self.args) == 3:143                (self.source, self.destination, self.checksum) = self.args144            else:145                self.logger.critical("Too many parameters")146                sys.exit(1)147        else:148            self.checksum = None149        if self.options.ipv4 and self.options.ipv6:150            self.opt_parser.error('ipv4 and ipv6 can not be used at the same time')151        if self.options.verbose:152            self.logger.setLevel(logging.DEBUG)153    def _build_transfers(self):154        if self.options.bulk_file:155            filecontent = open(self.options.bulk_file).read()156            bulk = json.loads(filecontent)157            if "files" in bulk:158                return bulk["files"]159            elif "Files" in bulk:160                return bulk["Files"]161            else:162                self.logger.critical("Could not find any transfers")163                sys.exit(1)164        else:165            return [{"sources": [self.source], "destinations": [self.destination]}]166    def _do_submit(self, context):167        #Backwards compatibility: compare_checksum parameter 168        if self.options.compare_checksum:169            checksum_mode = 'both' 170        else:171            if self.checksum:172                checksum_mode = 'target'173            else: 174                checksum = 'none'  175        #Compare checksum has major priority than checksum_mode     176        if not self.options.compare_checksum:   177            if len(self.options.checksum_mode) > 0:178                checksum_mode = self.options.checksum_mode   179            else:180                 checksum_mode = 'none'        181        182        if not self.checksum:183            self.checksum = DEFAULT_CHECKSUM184            185        delegator = Delegator(context)186        delegator.delegate(187            timedelta(minutes=self.options.proxy_lifetime),188            delegate_when_lifetime_lt=timedelta(minutes=self.options.delegate_when_lifetime_lt)189        )190        submitter = Submitter(context)191        job_id = submitter.submit(192            self._build_transfers(),193            checksum=self.checksum,194            bring_online=self.options.bring_online,195            timeout = self.options.timeout,196            verify_checksum=checksum_mode[0],197            spacetoken=self.options.destination_token,198            source_spacetoken=self.options.source_token,199            fail_nearline=self.options.fail_nearline,200            file_metadata=_metadata(self.options.file_metadata),201            filesize=self.options.file_size,202            gridftp=self.options.gridftp_params,203            job_metadata=_metadata(self.options.job_metadata),204            overwrite=self.options.overwrite,205            copy_pin_lifetime=self.options.pin_lifetime,206            reuse=self.options.reuse,207            retry=self.options.retry,208            multihop=self.options.multihop,209            credential=self.options.cloud_cred,210            nostreams=self.options.nostreams,211            ipv4=self.options.ipv4,212            ipv6=self.options.ipv6213        )214        if self.options.json:215            self.logger.info(json.dumps(job_id))216        else:217            self.logger.info("Job successfully submitted.")218            self.logger.info("Job id: %s" % job_id)219        if job_id and self.options.blocking:220            inquirer = Inquirer(context)221            job = inquirer.get_job_status(job_id)222            while job['job_state'] in ['SUBMITTED', 'READY', 'STAGING', 'ACTIVE']:223                self.logger.info("Job in state %s" % job['job_state'])224                time.sleep(self.options.poll_interval)225                job = inquirer.get_job_status(job_id)226            self.logger.info("Job finished with state %s" % job['job_state'])227            if job['reason']:228                self.logger.info("Reason: %s" % job['reason'])229        return job_id230    def _do_dry_run(self, context):231        #Backwards compatibility: compare_checksum parameter 232        if self.options.compare_checksum:233            checksum_mode = 'both' 234        else:235            if self.checksum:236                checksum_mode = 'target'237            else: 238                checksum = 'none'  239        #Compare checksum has major priority than checksum_mode     240        if not self.options.compare_checksum:   241            if len(self.options.checksum_mode) > 0:242                checksum_mode = self.options.checksum_mode   243            else:244                 checksum_mode = 'none'        245        246        if not self.checksum:247            self.checksum = DEFAULT_CHECKSUM248                249        submitter = Submitter(context)250        print submitter.build_submission(251            self._build_transfers(),252            checksum=self.checksum,253            bring_online=self.options.bring_online,254            timeout = self.options.timeout,255            verify_checksum=checksum_mode,256            spacetoken=self.options.destination_token,257            source_spacetoken=self.options.source_token,258            fail_nearline=self.options.fail_nearline,259            file_metadata=_metadata(self.options.file_metadata),260            filesize=self.options.file_size,261            gridftp=self.options.gridftp_params,262            job_metadata=_metadata(self.options.job_metadata),263            overwrite=self.options.overwrite,264            copy_pin_lifetime=self.options.pin_lifetime,265            reuse=self.options.reuse,266            retry=self.options.retry,267            multihop=self.options.multihop,268            credential=self.options.cloud_cred,269            nostreams=self.options.nostreams,270            ipv4=self.options.ipv4,271            ipv6=self.options.ipv6272        )273        return None274    def run(self):275        context = self._create_context()276        if not self.options.dry_run:277            return self._do_submit(context)278        else:...

compare_checksum.py

Source:compare_checksum.py

...16## @class compare_checksum17#  @brief yuntse should give a brief comment here18#  @details19#  yuntse should give a detailed comment here20class compare_checksum( ds_project_base ):21    # Define project name as class attribute22    _project = 'compare_checksum'23    # Define # of runs to process per request24    _nruns   = 525    ## @brief default ctor can take # runs to process for this instance26    def __init__( self, arg = '', nruns = None ):27        # Call base class ctor28        super( compare_checksum, self ).__init__( arg )29        if not arg:30            self.error('No project name specified!')31            raise Exception32        self._project = arg33        if nruns:34            self._nruns   = int(nruns)35        self._ref_project = ''36        self._parent_project = ''37        self._experts = ''38        self._data = ''39    ## @brief method to retrieve the project resource information if not yet done40    def get_resource( self ):41        resource = self._api.get_resource( self._project )42        self._nruns = int(resource['NRUNS'])43        self._ref_project = resource['REF_PROJECT']44        self._parent_project = resource['PARENT_PROJECT']45        self._experts = resource['EXPERTS']46    ## @brief access DB and retrieves new runs47    def compare( self ):48        # Attempt to connect DB. If failure, abort49        if not self.connect():50	    self.error('Cannot connect to DB! Aborting...')51	    return52        self.get_resource()53        # Fetch runs from DB and process for # runs specified for this instance.54        ctr = self._nruns55        for x in self.get_xtable_runs( [self._project, self._ref_project, self._parent_project],                                       56                                       [1, 0, 0] ):57            # Counter decreases by 158            ctr -=159            # Currently hard-coded seq = 060            (run, subrun, seq) = (int(x[0]), int(x[1]), 0)61            # Report starting62            now_str  = time.strftime('%Y-%m-%d %H:%M:%S')63            self.info('Comparing checksums: run=%d, subrun=%d @ %s' % ( run, subrun, now_str ))64            statusCode = 165            # Get status objects66            RefStatus = self._api.get_status( ds_status( self._ref_project, run, subrun, seq ))67            ParentStatus = self._api.get_status( ds_status( self._parent_project, run, subrun, seq ))68            if RefStatus._data == ParentStatus._data:69                statusCode = 070            else:71                subject = 'Checksum different in run %d, subrun %d between %s and %s' % ( run, subrun, self._ref_project, self._parent_project )72                text = '%s\n' % subject73                text += 'Run %d, subrun %d\n' % ( run, subrun )74                text += '%s checksum: %s\n' % ( self._ref_project, RefStatus._data )75                text += '%s checksum: %s\n' % ( self._parent_project, ParentStatus._data )76                pub_smtp( os.environ['PUB_SMTP_ACCT'], os.environ['PUB_SMTP_SRVR'], os.environ['PUB_SMTP_PASS'], self._experts, subject, text )77                statusCode = 100078                self._data = '%s:%s;%s:%s' % ( self._ref_project, RefStatus._data, self._parent_project, ParentStatus._data )79            # Pretend I'm doing something80            #time.sleep(0.5)81            # Report finishing82            now_str  = time.strftime('%Y-%m-%d %H:%M:%S')83            self.info('Finished comparing checksums: run=%d, subrun=%d @ %s' % ( run, subrun, now_str ))84            # Create a status object to be logged to DB (if necessary)85            # Let's say we set the status to be 1086            status = ds_status( project = self._project,87                                run     = int(x[0]),88                                subrun  = int(x[1]),89                                seq     = seq,90                                status  = statusCode,91                                data    = self._data )92            # Log status93            self.log_status( status )94            #self.info('Logged status: run=%d, subrun=%d @ %s' % ( run, subrun, now_str ))95            # Break from loop if counter became 096            if not ctr: break97# A unit test section98if __name__ == '__main__':99    proj_name = sys.argv[1]100    obj = compare_checksum( proj_name, 5 )...

fletcher.py

Source:fletcher.py

...6        sum1 = (sum1 + i) % 2557        sum2 = (sum2 + sum1) % 2558    return (sum2 << 8) | sum19	10def compare_checksum(data_to_checksum, checksum):11    chk = fletcher16(data_to_checksum)12    print "Checking: " + " ".join([hex(x) for x in data_to_checksum])13    return chk == (checksum[0] << 8) + checksum[1]14	15	16if __name__ == "__main__":17    test_arr = [1, 0x22, 0]18    c16 = fletcher16(test_arr)19    # Results generated using C functions20    assert (c16 >> 8) == 0x4721    assert (c16 & 0xFF) == 0x2322    test_arr += [(c16 >> 8) & 0xFF]23    test_arr += [c16 & 0xFF]24    assert compare_checksum(test_arr[:3], test_arr[3:])...

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