How to use s3_client method in localstack

Best Python code snippet using localstack_python

s3_bucket.py

Source:s3_bucket.py

...915    if endpoint_url is not None:916        return urlparse(endpoint_url).scheme in ('fakes3', 'fakes3s')917    else:918        return False919def get_s3_client(module, aws_connect_kwargs, location, ceph, endpoint_url):920    if ceph:  # TODO - test this921        ceph = urlparse(endpoint_url)922        params = dict(module=module, conn_type='client', resource='s3', use_ssl=ceph.scheme == 'https',923                      region=location, endpoint=endpoint_url, **aws_connect_kwargs)924    elif is_fakes3(endpoint_url):925        fakes3 = urlparse(endpoint_url)926        port = fakes3.port927        if fakes3.scheme == 'fakes3s':928            protocol = "https"929            if port is None:930                port = 443931        else:932            protocol = "http"933            if port is None:934                port = 80935        params = dict(module=module, conn_type='client', resource='s3', region=location,936                      endpoint="%s://%s:%s" % (protocol, fakes3.hostname, to_text(port)),937                      use_ssl=fakes3.scheme == 'fakes3s', **aws_connect_kwargs)938    else:939        params = dict(module=module, conn_type='client', resource='s3', region=location, endpoint=endpoint_url, **aws_connect_kwargs)940    return boto3_conn(**params)941def main():942    argument_spec = dict(943        force=dict(default=False, type='bool'),944        policy=dict(type='json'),945        name=dict(required=True),946        requester_pays=dict(type='bool'),947        state=dict(default='present', choices=['present', 'absent']),948        tags=dict(type='dict', aliases=['resource_tags']),949        purge_tags=dict(type='bool', default=True),950        versioning=dict(type='bool'),951        ceph=dict(default=False, type='bool', aliases=['rgw']),952        encryption=dict(choices=['none', 'AES256', 'aws:kms']),953        encryption_key_id=dict(),954        bucket_key_enabled=dict(type='bool'),955        public_access=dict(type='dict', options=dict(956            block_public_acls=dict(type='bool', default=False),957            ignore_public_acls=dict(type='bool', default=False),958            block_public_policy=dict(type='bool', default=False),959            restrict_public_buckets=dict(type='bool', default=False))),960        delete_public_access=dict(type='bool', default=False),961        object_ownership=dict(type='str', choices=['BucketOwnerEnforced', 'BucketOwnerPreferred', 'ObjectWriter']),962        delete_object_ownership=dict(type='bool', default=False),963        acl=dict(type='str', choices=['private', 'public-read', 'public-read-write', 'authenticated-read']),964        validate_bucket_name=dict(type='bool', default=True),965    )966    required_by = dict(967        encryption_key_id=('encryption',),968    )969    mutually_exclusive = [970        ['public_access', 'delete_public_access'],971        ['delete_object_ownership', 'object_ownership']972    ]973    required_if = [974        ['ceph', True, ['endpoint_url']],975    ]976    module = AnsibleAWSModule(977        argument_spec=argument_spec,978        required_by=required_by,979        required_if=required_if,980        mutually_exclusive=mutually_exclusive981    )982    region, _ec2_url, aws_connect_kwargs = get_aws_connection_info(module, boto3=True)983    if module.params.get('validate_bucket_name'):984        validate_bucket_name(module, module.params["name"])985    if region in ('us-east-1', '', None):986        # default to US Standard region987        location = 'us-east-1'988    else:989        # Boto uses symbolic names for locations but region strings will990        # actually work fine for everything except us-east-1 (US Standard)991        location = region992    endpoint_url = module.params.get('endpoint_url')993    ceph = module.params.get('ceph')994    # Look at endpoint_url and tweak connection settings995    # allow eucarc environment variables to be used if ansible vars aren't set996    if not endpoint_url and 'S3_URL' in os.environ:997        endpoint_url = os.environ['S3_URL']998    # if connecting to Ceph RGW, Walrus or fakes3999    if endpoint_url:1000        for key in ['validate_certs', 'security_token', 'profile_name']:1001            aws_connect_kwargs.pop(key, None)1002    s3_client = get_s3_client(module, aws_connect_kwargs, location, ceph, endpoint_url)1003    if s3_client is None:  # this should never happen1004        module.fail_json(msg='Unknown error, failed to create s3 connection, no information available.')1005    state = module.params.get("state")1006    encryption = module.params.get("encryption")1007    encryption_key_id = module.params.get("encryption_key_id")1008    # Parameter validation1009    if encryption_key_id is not None and encryption != 'aws:kms':1010        module.fail_json(msg="Only 'aws:kms' is a valid option for encryption parameter when you specify encryption_key_id.")1011    if state == 'present':1012        create_or_update_bucket(s3_client, module, location)1013    elif state == 'absent':1014        destroy_bucket(s3_client, module)1015if __name__ == '__main__':1016    main()

s3-create.py

Source:s3-create.py

...

s3_client.py

Source:s3_client.py

1import boto32import os3import io4import json5import time6from google.protobuf import text_format7from tensorflow.python.training.checkpoint_state_pb2 import CheckpointState8class SageS3Client():9    def __init__(self, bucket=None, s3_prefix=None, aws_region=None):10        self.aws_region = aws_region11        self.bucket = bucket12        self.s3_prefix = s3_prefix13        self.config_key = os.path.normpath(s3_prefix + "/ip/ip.json")14        self.hyperparameters_key = os.path.normpath(s3_prefix + "/ip/hyperparameters.json")15        self.done_file_key = os.path.normpath(s3_prefix + "/ip/done")16        self.model_checkpoints_prefix = os.path.normpath(s3_prefix + "/model/") + "/"17        self.lock_file = ".lock"18    def get_client(self):19        session = boto3.session.Session()20        return session.client('s3', region_name=self.aws_region)21    def _get_s3_key(self, key):22        return os.path.normpath(self.model_checkpoints_prefix + "/" + key)23    def write_ip_config(self, ip):24        s3_client = self.get_client()25        data = {"IP": ip}26        json_blob = json.dumps(data)27        file_handle = io.BytesIO(json_blob.encode())28        file_handle_done = io.BytesIO(b'done')29        s3_client.upload_fileobj(file_handle, self.bucket, self.config_key)30        s3_client.upload_fileobj(file_handle_done, self.bucket, self.done_file_key)31    def upload_hyperparameters(self, hyperparams_json):32        s3_client = self.get_client()33        file_handle = io.BytesIO(hyperparams_json.encode())34        s3_client.upload_fileobj(file_handle, self.bucket, self.hyperparameters_key)35    def upload_model(self, checkpoint_dir):36        s3_client = self.get_client()37        num_files = 038        for root, dirs, files in os.walk("./" + checkpoint_dir):39            for filename in files:40                abs_name = os.path.abspath(os.path.join(root, filename))41                s3_client.upload_file(abs_name,42                                      self.bucket,43                                      "%s/%s/%s" % (self.s3_prefix, checkpoint_dir, filename))44                num_files += 145        print("Uploaded %s model files to S3" % num_files)46    def download_model(self, checkpoint_dir):47        s3_client = self.get_client()48        try:49            filename = os.path.abspath(os.path.join(checkpoint_dir, "checkpoint"))50            if not os.path.exists(checkpoint_dir):51                os.makedirs(checkpoint_dir)52            while True:53                response = s3_client.list_objects_v2(Bucket=self.bucket,54                                                     Prefix=self._get_s3_key(self.lock_file))55                if "Contents" not in response:56                    # If no lock is found, try getting the checkpoint57                    try:58                        s3_client.download_file(Bucket=self.bucket,59                                                Key=self._get_s3_key("checkpoint"),60                                                Filename=filename)61                    except Exception as e:62                        print("Checkpoint not found. Waiting...")63                        time.sleep(2)64                        continue65                else:66                    time.sleep(2)67                    continue68                ckpt = CheckpointState()69                if os.path.exists(filename):70                    contents = open(filename, 'r').read()71                    text_format.Merge(contents, ckpt)72                    rel_path = ckpt.model_checkpoint_path73                    checkpoint = int(rel_path.split('_Step')[0])74                    response = s3_client.list_objects_v2(Bucket=self.bucket,75                                                         Prefix=self._get_s3_key(rel_path))76                    if "Contents" in response:77                        num_files = 078                        for obj in response["Contents"]:79                            filename = os.path.abspath(os.path.join(checkpoint_dir,80                                                                    obj["Key"].replace(self.model_checkpoints_prefix,81                                                                                       "")))82                            s3_client.download_file(Bucket=self.bucket,83                                                    Key=obj["Key"],84                                                    Filename=filename)85                            num_files += 186                        print("Downloaded %s model files from S3" % num_files)87                        return True88        except Exception as e:89            raise ValueError("Got exception: %s\n while downloading checkpoint from S3" % e)90    def get_ip(self):91        s3_client = self.get_client()92        self._wait_for_ip_upload()93        try:94            s3_client.download_file(self.bucket, self.config_key, 'ip.json')95            with open("ip.json") as f:96                ip = json.load(f)["IP"]97            return ip98        except Exception as e:99            raise RuntimeError("Cannot fetch IP of redis server running in SageMaker:", e)100    def _wait_for_ip_upload(self, timeout=600):101        s3_client = self.get_client()102        time_elapsed = 0103        while True:104            response = s3_client.list_objects(Bucket=self.bucket, Prefix=self.done_file_key)105            if "Contents" not in response:106                time.sleep(1)107                time_elapsed += 1108                if time_elapsed % 5 == 0:109                    print("Waiting for SageMaker Redis server IP... Time elapsed: %s seconds" % time_elapsed)110                if time_elapsed >= timeout:111                    raise RuntimeError("Cannot retrieve IP of redis server running in SageMaker")112            else:113                return114    def download_file(self, s3_key, local_path):115        s3_client = self.get_client()116        try:117            s3_client.download_file(self.bucket, s3_key, local_path)118            return True119        except Exception as e:120            return False121    def upload_file(self, s3_key, local_path):122        s3_client = self.get_client()123        try:124            s3_client.upload_file(Filename=local_path,125                                  Bucket=self.bucket,126                                  Key=s3_key)127            return True128        except Exception as e:...

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