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Update README.md with latest usage information
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Signed-off-by: Stephen Gallagher <sgallagh@redhat.com>
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sgallagher committed Sep 1, 2023
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Expand Up @@ -26,8 +26,8 @@ Usage of sscg:
Usage: sscg [OPTION...]
-q, --quiet Display no output unless there is an error.
-v, --verbose Display progress messages.
-d, --debug Enable logging of debug messages. Implies verbose. Warning! This will print
private key information to the screen!
-d, --debug Enable logging of debug messages. Implies verbose. Warning! This will print private key information to the
screen!
-V, --version Display the version number and exit.
-f, --force Overwrite any pre-existing files in the requested locations
--lifetime=1-3650 Certificate lifetime (days). (default: 398)
Expand All @@ -37,57 +37,52 @@ Usage: sscg [OPTION...]
--organization=My Company Certificate DN: Organization (O). (default: "Unspecified")
--organizational-unit=Engineering, etc. Certificate DN: Organizational Unit (OU).
--email=myname@example.com Certificate DN: Email Address (Email).
--hostname=server.example.com The valid hostname of the certificate. Must be an FQDN. (default: current system
FQDN)
--subject-alt-name alt.example.com Optional additional valid hostnames for the certificate. In addition to hostnames,
this option also accepts explicit values supported by RFC 5280 such as
IP:xxx.xxx.xxx.xxx/yyy.yyy.yyy.yyy May be specified multiple times.
--hostname=server.example.com The valid hostname of the certificate. Must be an FQDN. (default: current system FQDN)
--subject-alt-name alt.example.com Optional additional valid hostnames for the certificate. In addition to hostnames, this option also accepts
explicit values supported by RFC 5280 such as IP:xxx.xxx.xxx.xxx/yyy.yyy.yyy.yyy May be specified multiple
times.
--package=STRING Unused. Retained for compatibility with earlier versions of sscg.
--key-strength=2048 or larger Strength of the certificate private keys in bits. (default: 2048)
--hash-alg={sha256,sha384,sha512} Hashing algorithm to use for signing. (default: "sha256")
--cipher-alg={des-ede3-cbc,aes-256-cbc} Cipher to use for encrypting key files. (default: "aes-256-cbc")
--ca-file=STRING Path where the public CA certificate will be stored. (default: "./ca.crt")
--ca-mode=0644 File mode of the created CA certificate.
--ca-key-file=STRING Path where the CA's private key will be stored. If unspecified, the key will be
destroyed rather than written to the disk.
--ca-key-file=STRING Path where the CA's private key will be stored. If unspecified, the key will be destroyed rather than written
to the disk.
--ca-key-mode=0600 File mode of the created CA key.
--ca-key-password=STRING Provide a password for the CA key file. Note that this will be visible in the
process table for all users, so it should be used for testing purposes only. Use
--ca-keypassfile or --ca-key-password-prompt for secure password entry.
--ca-key-password=STRING Provide a password for the CA key file. Note that this will be visible in the process table for all users, so
it should be used for testing purposes only. Use --ca-keypassfile or --ca-key-password-prompt for secure
password entry.
--ca-key-passfile=STRING A file containing the password to encrypt the CA key file.
-C, --ca-key-password-prompt Prompt to enter a password for the CA key file.
--crl-file=STRING Path where an (empty) Certificate Revocation List file will be created, for
applications that expect such a file to exist. If unspecified, no such file will
be created.
--crl-file=STRING Path where an (empty) Certificate Revocation List file will be created, for applications that expect such a
file to exist. If unspecified, no such file will be created.
--crl-mode=0644 File mode of the created Certificate Revocation List.
--cert-file=STRING Path where the public service certificate will be stored. (default "./service.pem")
--cert-mode=0644 File mode of the created certificate.
--cert-key-file=STRING Path where the service's private key will be stored. (default "service-key.pem")
--cert-key-mode=0600 File mode of the created certificate key.
-p, --cert-key-password=STRING Provide a password for the service key file. Note that this will be visible in the
process table for all users, so this flag should be used for testing purposes
only. Use --cert-keypassfile or --cert-key-password-prompt for secure password
entry.
-p, --cert-key-password=STRING Provide a password for the service key file. Note that this will be visible in the process table for all users,
so this flag should be used for testing purposes only. Use --cert-keypassfile or --cert-key-password-prompt for
secure password entry.
--cert-key-passfile=STRING A file containing the password to encrypt the service key file.
-P, --cert-key-password-prompt Prompt to enter a password for the service key file.
--client-file=STRING Path where a client authentication certificate will be stored.
--client-mode=0644 File mode of the created certificate.
--client-key-file=STRING Path where the client's private key will be stored. (default is the client-file)
--client-key-mode=0600 File mode of the created certificate key.
--client-key-password=STRING Provide a password for the client key file. Note that this will be visible in the
process table for all users, so this flag should be used for testing purposes
only. Use --client-keypassfile or --client-key-password-prompt for secure password
entry.
--client-key-password=STRING Provide a password for the client key file. Note that this will be visible in the process table for all users,
so this flag should be used for testing purposes only. Use --client-keypassfile or --client-key-password-prompt
for secure password entry.
--client-key-passfile=STRING A file containing the password to encrypt the client key file.
--client-key-password-prompt Prompt to enter a password for the client key file.
--dhparams-file=STRING A file to contain a set of Diffie-Hellman parameters. (Default: "./dhparams.pem")
--dhparams-named-group=STRING Output well-known DH parameters. The available named groups are: ffdhe2048,
ffdhe3072, ffdhe4096, ffdhe6144, ffdhe8192, modp_2048, modp_3072, modp_4096,
modp_6144, modp_8192, modp_1536, dh_1024_160, dh_2048_224, dh_2048_256. (Default:
"ffdhe4096")
--dhparams-prime-len=INT The length of the prime number to generate for dhparams, in bits. If set to
non-zero, the parameters will be generated rather than using a well-known group.
(default: 0)
--no-dhparams-file Do not create the dhparams file
--dhparams-named-group=STRING Output well-known DH parameters. The available named groups are: ffdhe2048, ffdhe3072, ffdhe4096, ffdhe6144,
ffdhe8192, modp_2048, modp_3072, modp_4096, modp_6144, modp_8192, modp_1536, dh_1024_160, dh_2048_224,
dh_2048_256. (Default: "ffdhe4096")
--dhparams-prime-len=INT The length of the prime number to generate for dhparams, in bits. If set to non-zero, the parameters will be
generated rather than using a well-known group. (default: 0)
--dhparams-generator={2,3,5} The generator value for dhparams. (default: 2)
Help options:
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