/usr/man/cat.1/openssl-tsget.1(/usr/man/cat.1/openssl-tsget.1)
TSGET(1) OpenSSL TSGET(1)
NAME
openssl-tsget, tsget - Time Stamping HTTP/HTTPS client
SYNOPSIS
tsget -h server_url [-e extension] [-o output] [-v] [-d] [-k
private_key.pem] [-p key_password] [-c client_cert.pem] [-C
CA_certs.pem] [-P CA_path] [-r file:file...] [-g
EGD_socket] [request]...
DESCRIPTION
The tsget command can be used for sending a time stamp
request, as specified in RFC 3161, to a time stamp server
over HTTP or HTTPS and storing the time stamp response in a
file. This tool cannot be used for creating the requests and
verifying responses, you can use the OpenSSL ttss(1) command
to do that. tsget can send several requests to the server
without closing the TCP connection if more than one requests
are specified on the command line.
The tool sends the following HTTP request for each time
stamp request:
POST url HTTP/1.1
User-Agent: OpenTSA tsget.pl/<version>
Host: <host>:<port>
Pragma: no-cache
Content-Type: application/timestamp-query
Accept: application/timestamp-reply
Content-Length: length of body
...binary request specified by the user...
tsget expects a response of type
application/timestamp-reply, which is written to a file
without any interpretation.
OPTIONS
-h server_url
The URL of the HTTP/HTTPS server listening for time
stamp requests.
-e extension
If the -o option is not given this argument specifies
the extension of the output files. The base name of the
output file will be the same as those of the input
files. Default extension is '.tsr'. (Optional)
-o output
This option can be specified only when just one request
is sent to the server. The time stamp response will be
written to the given output file. '-' means standard
output. In case of multiple time stamp requests or the
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TSGET(1) OpenSSL TSGET(1)
absence of this argument the names of the output files
will be derived from the names of the input files and
the default or specified extension argument. (Optional)
-v The name of the currently processed request is printed
on standard error. (Optional)
-d Switches on verbose mode for the underlying curl
library. You can see detailed debug messages for the
connection. (Optional)
-k private_key.pem
(HTTPS) In case of certificate-based client
authentication over HTTPS <private_key.pem> must contain
the private key of the user. The private key file can
optionally be protected by a passphrase. The -c option
must also be specified. (Optional)
-p key_password
(HTTPS) Specifies the passphrase for the private key
specified by the -k argument. If this option is omitted
and the key is passphrase protected tsget will ask for
it. (Optional)
-c client_cert.pem
(HTTPS) In case of certificate-based client
authentication over HTTPS <client_cert.pem> must contain
the X.509 certificate of the user. The -k option must
also be specified. If this option is not specified no
certificate-based client authentication will take place.
(Optional)
-C CA_certs.pem
(HTTPS) The trusted CA certificate store. The
certificate chain of the peer's certificate must include
one of the CA certificates specified in this file.
Either option -C or option -P must be given in case of
HTTPS. (Optional)
-P CA_path
(HTTPS) The path containing the trusted CA certificates
to verify the peer's certificate. The directory must be
prepared with the c_rehash OpenSSL utility. Either
option -C or option -P must be given in case of HTTPS.
(Optional)
-rand file:file...
The files containing random data for seeding the random
number generator. Multiple files can be specified, the
separator is ; for MS-Windows, , for VMS and : for all
other platforms. (Optional)
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TSGET(1) OpenSSL TSGET(1)
-g EGD_socket
The name of an EGD socket to get random data from.
(Optional)
[request]...
List of files containing RFC 3161 DER-encoded time stamp
requests. If no requests are specified only one request
will be sent to the server and it will be read from the
standard input. (Optional)
ENVIRONMENT VARIABLES
The TSGET environment variable can optionally contain
default arguments. The content of this variable is added to
the list of command line arguments.
EXAMPLES
The examples below presume that file1.tsq and file2.tsq
contain valid time stamp requests, tsa.opentsa.org listens
at port 8080 for HTTP requests and at port 8443 for HTTPS
requests, the TSA service is available at the /tsa absolute
path.
Get a time stamp response for file1.tsq over HTTP, output is
written to file1.tsr:
tsget -h http://tsa.opentsa.org:8080/tsa file1.tsq
Get a time stamp response for file1.tsq and file2.tsq over
HTTP showing progress, output is written to file1.reply and
file2.reply respectively:
tsget -h http://tsa.opentsa.org:8080/tsa -v -e .reply \
file1.tsq file2.tsq
Create a time stamp request, write it to file3.tsq, send it
to the server and write the response to file3.tsr:
openssl ts -query -data file3.txt -cert | tee file3.tsq \
| tsget -h http://tsa.opentsa.org:8080/tsa \
-o file3.tsr
Get a time stamp response for file1.tsq over HTTPS without
client authentication:
tsget -h https://tsa.opentsa.org:8443/tsa \
-C cacerts.pem file1.tsq
Get a time stamp response for file1.tsq over HTTPS with
certificate-based client authentication (it will ask for the
passphrase if client_key.pem is protected):
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TSGET(1) OpenSSL TSGET(1)
tsget -h https://tsa.opentsa.org:8443/tsa -C cacerts.pem \
-k client_key.pem -c client_cert.pem file1.tsq
You can shorten the previous command line if you make use of
the TSGET environment variable. The following commands do
the same as the previous example:
TSGET='-h https://tsa.opentsa.org:8443/tsa -C cacerts.pem \
-k client_key.pem -c client_cert.pem'
export TSGET
tsget file1.tsq
AUTHOR
Zoltan Glozik <zglozik@opentsa.org>, OpenTSA project
(http://www.opentsa.org)
SEE ALSO
openssl(1), ts(1), curl(1), RFC 3161
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See also tsget(1)
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