gfal-sum(1)

Calculate checksum of a file

Section 1 gfal2-util-scripts bookworm source

Description

GFAL-SUM

NAME

gfal-sum - Calculate checksum of a file

SYNOPSIS

gfal-sum [ OPTION ] FILE CHECKSUM_TYPE

DESCRIPTION

gfal-sum Calculates the checksum of the specified file, using a specified checksum algorithm. The supported algorithm depend on the protocol and endpoint. Some examples are ADLER32 , CRC32 and MD5

OPTIONS

-h, --help

show help about the command.

-V, --version

output version information and exit.

-v, --verbose

verbose mode. Repeat up to 3 times for the most verbose mode.

-D, --definition DEFINITION

define properties for gfal2. Definitions have the following syntax: "CONFIG_GROUP:KEY=VALUE"

-t, --timeout TIMEOUT

global timeout for the execution of the command. Command is interrupted if time expires before it finishes. Note: A grace period of 30 seconds is given to the global timeout.

-E, --cert CERT

user certificate. (This option takes effect only after X509_USER_PROXY environment variable and default /tmp/x509up_u‘id -u‘ location cannot provide a certificate)

--key KEY

user private key.

	-4		forces Gfal2 to use IPv4 addresses only. (Option valid only for GridFTP protocol)
	-6		forces Gfal2 to use IPv6 addresses only. (Option valid only for GridFTP protocol)

-C, --client-info CLIENT_INFO

provide custom client-side information.

--log-file LOG_FILE

write Gfal2 library logs to the given file location.

EXAMPLES

gfal-sum

srm://endpoint.cern.ch/path/file ADLER32

FILES

/etc/gfal2.d/*

All configuration files in this directory affect the behavior of the underlying gfal2.

AUTHORS

Duarte Meneses <duarte.meneses@cern.ch>
Adrien Devresse <adrien.devresse@cern.ch>
Alejandro Alvarez Ayllon <alejandro.alvarez.ayllon@cern.ch>
Andrea Manzi <andrea.manzi@cern.ch>
Mihai Patrascoiu <mihai.patrascoiu@cern.ch>
Joao Lopes <joao.pedro.batista.lopes@cern.ch>