commonMain.ssh.SshKeygen.kt Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of kommandline Show documentation
Show all versions of kommandline Show documentation
Kotlin DSL for popular CLI commands.
@file:Suppress("unused")
package pl.mareklangiewicz.kommand.ssh
import pl.mareklangiewicz.annotations.DelicateApi
import pl.mareklangiewicz.kommand.*
@DelicateApi
fun sshKeygen(vararg options: SshKeygenOpt) = sshKeygen { opts.addAll(options) }
@DelicateApi
fun sshKeygen(init: SshKeygen.() -> Unit = {}) = SshKeygen().apply(init)
/**
* [openbsd man ssh-keygen](https://man.openbsd.org/ssh-keygen)
* [openssh homepage](https://www.openssh.com/)
* [openssh manuals](https://www.openssh.com/manual.html)
*/
@DelicateApi
data class SshKeygen(
override val opts: MutableList = mutableListOf(),
override val nonopts: MutableList = mutableListOf(),
) : KommandTypical {
override val name get() = "ssh-keygen"
}
@DelicateApi
interface SshKeygenOpt : KOptTypical {
/**
* Generate host keys of all default key types (rsa, ecdsa, and ed25519) if they do not already exist.
* The host keys are generated with the default key file path, an empty passphrase,
* default bits for the key type, and default comment. If -f has also been specified,
* its argument is used as a prefix to the default path for the resulting host key files.
* This is used by /etc/rc to generate new host keys.
*/
data object AllHostKeys : KOptS("A"), SshKeygenOpt
/**
* When saving a private key, this option specifies the number of KDF
* (key derivation function, currently bcrypt_pbkdf(3)) rounds used.
* Higher numbers result in slower passphrase verification
* and increased resistance to brute-force password cracking (should the keys be stolen).
*/
data class KdfRounds(val rounds: Int = 16) : KOptS("a", rounds.toString()), SshKeygenOpt
/** Show the bubblebabble digest of specified private or public key file. */
data object BubbleBabble : KOptS("B"), SshKeygenOpt
data class KeySize(val bits: Int = 3072) : KOptS("b", bits.toString()), SshKeygenOpt
/** Provides a new comment. */
data class CommentNew(val comment: String) : KOptS("C", comment), SshKeygenOpt
/**
* Requests changing the comment in the private and public key files.
* The program will prompt for the file containing the private keys,
* for the passphrase if the key has one, and for the new comment.
*/
data object CommentChange : KOptS("c"), SshKeygenOpt
/**
* Specifies the hash algorithm used when displaying key fingerprints.
* Valid options are: “md5” and “sha256”. The default is “sha256”.
*/
data class FingerprintHash(val algo: String = "sha256") : KOptS("E", algo), SshKeygenOpt
/**
* Show fingerprint of specified public key file.
* For RSA and DSA keys ssh-keygen tries to find the matching public key file and prints its fingerprint.
* If combined with -v, a visual ASCII art representation of the key is supplied with the fingerprint.
*/
data object FingerprintShow : KOptS("l"), SshKeygenOpt
/**
* This option will read a private or public OpenSSH key file and print to stdout a public key
* in one of the formats specified by the -m option. The default export format is “RFC4716”.
* This option allows exporting OpenSSH keys for use by other programs,
* including several commercial SSH implementations.
*/
data object ExportKey : KOptS("e"), SshKeygenOpt
/**
* This option will read an unencrypted private (or public) key file
* in the format specified by the -m option
* and print an OpenSSH compatible private (or public) key to stdout.
* This option allows importing keys from other software,
* including several commercial SSH implementations.
* The default import format is “RFC4716”.
*/
data object ImportKey : KOptS("i"), SshKeygenOpt
/** This option will read a private OpenSSH format file and print an OpenSSH public key to stdout. */
data object PrintPublicKey : KOptS("y"), SshKeygenOpt
/**
* @property host format: 'hostname|hostname:port'
* Search for the specified hostname (with optional port number) in a known_hosts file,
* listing any occurrences found. This option is useful to find hashed host names or addresses
* and may also be used in conjunction with the -H option to print found keys in a hashed format.
*/
data class KnownHostFind(val host: String) : KOptS("F", host), SshKeygenOpt
/**
* @property host format: 'hostname|hostname:port'
* Removes all keys belonging to the specified hostname (with optional port number) from a known_hosts file.
* This option is useful to delete hashed hosts (see the -H option above).
*/
data class KnownHostRemove(val host: String) : KOptS("R", host), SshKeygenOpt
/**
* Specify a key format for key generation, the -i (import),
* -e (export) conversion options, and the -p change passphrase operation.
* The latter may be used to convert between OpenSSH private key and PEM private key formats.
* The supported key formats are: “RFC4716” (RFC 4716/SSH2 public or private key),
* “PKCS8” (PKCS8 public or private key) or “PEM” (PEM public key).
* By default OpenSSH will write newly-generated private keys in its own format,
* but when converting public keys for export the default format is “RFC4716”.
* Setting a format of “PEM” when generating or updating a supported private key type
* will cause the key to be stored in the legacy PEM private key format.
*/
data class KeyFormat(val format: String = "RFC4716") : KOptS("m", format), SshKeygenOpt
/** Specifies the filename of the key file. */
data class KeyFile(val file: String) : KOptS("f", file), SshKeygenOpt
/**
* Specifies the type of key to create.
* The possible values are “dsa”, “ecdsa”, “ecdsa-sk”, “ed25519”, “ed25519-sk”, or “rsa”.
* This flag may also be used to specify the desired signature type when signing certificates using an RSA CA key.
* The available RSA signature variants are “ssh-rsa” (SHA1 signatures, not recommended), “rsa-sha2-256”,
* and “rsa-sha2-512” (the default).
* [man page fragment](https://man.openbsd.org/ssh-keygen#t)
*/
data class KeyType(val keyType: String = "rsa") : KOptS("t", keyType), SshKeygenOpt
/** Provides the new passphrase. */
data class PassPhraseNew(val newPhrase: String) : KOptS("N", newPhrase), SshKeygenOpt
/** Provides the (old) passphrase. */
data class PassPhraseOld(val oldPhrase: String) : KOptS("P", oldPhrase), SshKeygenOpt
/**
* Requests changing the passphrase of a private key file instead of creating a new private key.
* The program will prompt for the file containing the private key, for the old passphrase,
* and twice for the new passphrase.
*/
data object PassPhraseChange : KOptS("p"), SshKeygenOpt
/**
* Specify a key/value option. These are specific to the operation that ssh-keygen has been requested to perform.
* @see [man page fragment](https://man.openbsd.org/ssh-keygen#O)
*/
data class Option(val option: String) : KOptS("O", option), SshKeygenOpt
/**
* Verbose mode. Causes ssh-keygen to print debugging messages about its progress.
* This is helpful for debugging moduli generation.
* Multiple -v options increase the verbosity. The maximum is 3.
*/
data object Verbose : KOptS("v"), SshKeygenOpt
data object Quiet : KOptS("q"), SshKeygenOpt
}