NAME

       ec2-modify-snapshot-attribute - Modify a snapshot attribute

SYNOPSIS

        ec2msnapatt ([ec2-modify-snapshot-attribute])
        ec2msnapatt [GENERAL OPTIONS] SNAPSHOT -c ( -a ENTITY | -r ENTITY )

GENERAL NOTES

        Any command option/parameter may be passed a value of '-' to indicate
        that values for that option should be read from stdin.

DESCRIPTION

        Modify an attribute on a snapshot. The SNAPSHOT parameter is the ID of
        the snapshot for which to modify an attribute.

GENERAL OPTIONS

        -O, --aws-access-key KEY
            AWS Access Key ID. Defaults to the value of the AWS_ACCESS_KEY
            environment variable (if set).

        -W, --aws-secret-key KEY
            AWS Secret Access Key. Defaults to the value of the AWS_SECRET_KEY
            environment variable (if set).

        -T, --security-token TOKEN
            AWS delegation token. Defaults to the value of the AWS_DELEGATION_TOKEN
            environment variable (if set).

        -K, --private-key KEY
            [DEPRECATED] Specify KEY as the private key to use. Defaults to the value of the
            EC2_PRIVATE_KEY environment variable (if set). Overrides the default.

        -C, --cert CERT
            [DEPRECATED] Specify CERT as the X509 certificate to use. Defaults to the value
            of the EC2_CERT environment variable (if set). Overrides the default.

        -U, --url URL
            Specify URL as the web service URL to use. Defaults to the value of
            'https://ec2.amazonaws.com' (us-east-1) or to that of the
            EC2_URL environment variable (if set). Overrides the default.

        --region REGION
            Specify REGION as the web service region to use.
            This option will override the URL specified by the "-U URL" option
            and EC2_URL environment variable.
            This option defaults to the region specified by the EC2_URL environment variable
            or us-east-1 if this environment variable is not set.

        -D, --auth-dry-run
            Check if you can perform the requested action rather than actually performing it.

        -v, --verbose
            Verbose output.

        -?, --help
            Display this help.

        -H, --headers
            Display column headers.

        --debug
            Display additional debugging information.

        --show-empty-fields
            Indicate empty fields.

        --hide-tags
            Do not display tags for tagged resources.

        --connection-timeout TIMEOUT
            Specify a connection timeout TIMEOUT (in seconds).

        --request-timeout TIMEOUT
            Specify a request timeout TIMEOUT (in seconds).

SPECIFIC OPTIONS

        -c, --create-volume-permission
            Used together with the --add or --remove flags to, respectively,
            grant or revoke create volume permissions on the specified snapshot for
            the specified ENTITY.

        -a, --add ENTITY [--add ENTITY...]
            Add a stated attribute, e.g create volume permissions, to the specified
            ENTITY. Valid ENTITY values are:
              AWS Account ID:  User ID to receive stated snapshot attribute.
              all:             All users to receive the stated snapshot attribute.

        -r, --remove ENTITY [--remove ENTITY...]
            Remove a stated attribute, e.g create volume permissions, from the ENTITY
            specified. Valid ENTITY values are:
              AWS Account ID:  User ID to lose stated snapshot attribute.
              all:             All users to lose the stated snapshot attribute.

SEE ALSO

         http://docs.amazonwebservices.com/AWSEC2/2014-05-01/CommandLineReference
         http://docs.amazonwebservices.com/AWSEC2/latest/CommandLineReference