check_ssl_cert(1)

NAME
check_ssl_cert - checks the validity of X.509 certificates

SYNOPSIS
check_ssl_cert -H host [OPTIONS]

DESCRIPTION
check_ssl_cert A Nagios plugin to check an X.509 certificate:
 - checks if the server is running and delivers a valid certificate
 - checks if the CA matches a given pattern
 - checks the validity

ARGUMENTS

-H,--host host
    server

OPTIONS

-A,--noauth
    ignore authority warnings (expiration only)

--altnames
    matches the pattern specified in -n with alternate names too

-C,--clientcert path
    use client certificate to authenticate

--clientpass phrase
    set passphrase for client certificate.

-c,--critical days
    minimum number of days a certificate has to be valid to issue a critical status

-e,--email address
    pattern to match the email address contained in the certificate

-f,--file file
    local file path (works with -H localhost only)

-h,--help,-?
    this help message

--long-output list
    append the specified comma separated (no spaces) list of attributes to the plugin output on additional lines. Valid attributes are: enddate, startdate, subject, issuer, modulus, serial, hash, email, ocsp_uri and fingerprint. 'all' will include all the available attributes.

-i,--issuer issuer
    pattern to match the issuer of the certificate

-n,---cn name
    pattern to match the CN of the certificate

-N,--host-cn
    match CN with the host name

--ocsp
    check revocation via OCSP

-o,--org org
    pattern to match the organization of the certificate

--openssl path
    path of the openssl binary to be used

-p,--port port
    TCP port

-P,--protocol protocol
    use the specific protocol: http (default) or smtp,pop3,imap,ftp (switch to TLS)

-s,--selfsigned
    allows self-signed certificates

-S,--ssl version
    force SSL version (2,3)

-r,--rootcert cert
    root certificate or directory to be used for certficate validation (passed to openssl's -CAfile or -CApath)

-t,--timeout
    seconds timeout after the specified time (defaults to 15 seconds)

--temp dir
    directory where to store the temporary files

--tls1
    force TLS version 1

-v,--verbose
    verbose output

-V,--version
    version

-w,--warning days
    minimum number of days a certificate has to be valid to issue a warning status

DEPRECATED OPTIONS

-d,--days days
    minimum number of days a certificate has to be valid (see --critical and --warning)

SEE ALSO
x509(1), openssl(1), expect(1), timeout(1)

EXIT STATUS
check_ssl_cert returns a zero exist status if it finds no errors, 1 for warnings, 2 for a critical errors and 3 for unknown problems

BUGS
Please report bugs to: Matteo Corti (matteo.corti (at) id.ethz.ch)

AUTHOR
Matteo Corti (matteo.corti (at) id.ethz.ch) See the AUTHORS file for the complete list of contributors