diff options
Diffstat (limited to 'doc/misc/tramp.texi')
| -rw-r--r-- | doc/misc/tramp.texi | 68 |
1 files changed, 52 insertions, 16 deletions
diff --git a/doc/misc/tramp.texi b/doc/misc/tramp.texi index 7e938d0f97f..131a23b7423 100644 --- a/doc/misc/tramp.texi +++ b/doc/misc/tramp.texi @@ -321,7 +321,7 @@ behind the scenes when you open a file with @value{tramp}. @cindex GNU ELPA @vindex tramp-version -@value{tramp} is included as part of Emacs (since @w{Emacs 22.1}). +@value{tramp} is included as part of Emacs. @value{tramp} is also freely packaged for download on the Internet at @uref{https://ftp.gnu.org/gnu/tramp/}. The version number of @@ -343,10 +343,12 @@ versions packaged with Emacs can be retrieved by @end lisp @value{tramp} is also available as @uref{https://elpa.gnu.org, GNU -ELPA} package. Besides the standalone releases, further minor versions -of @value{tramp} will appear on GNU ELPA, until the next @value{tramp} -release appears. These minor versions have a four-number string, like -``2.4.5.1''. +ELPA} package. Besides the standalone releases, further minor +versions of @value{tramp} will appear on GNU ELPA, until the next +@value{tramp} release appears. These minor versions have a +four-number string, like ``2.4.5.1''. The manual of the latest +@value{tramp} ELPA package is located at +@uref{https://elpa.gnu.org/packages/doc/tramp.html}. @value{tramp} development versions are available on Git servers. Development versions contain new and incomplete features. The @@ -486,24 +488,28 @@ an @command{ssh} server: @file{@trampfn{plink,user@@host,/path/to/file}}. -@anchor{Quick Start Guide su, sudo, doas and sg methods} -@section Using @option{su}, @option{sudo}, @option{doas} and @option{sg} +@anchor{Quick Start Guide su, sudo, doas, androidsu and sg methods} +@section Using @option{su}, @option{sudo}, @option{doas}, @option{androidsu} and @option{sg} @cindex method @option{su} @cindex @option{su} method @cindex method @option{sudo} @cindex @option{sudo} method @cindex method @option{doas} @cindex @option{doas} method +@cindex method @option{androidsu} +@cindex @option{androidsu} method @cindex method @option{sg} @cindex @option{sg} method Sometimes, it is necessary to work on your local host under different permissions. For this, you can use the @option{su} or @option{sudo} connection method. On OpenBSD systems, the @option{doas} connection -method offers the same functionality. These methods use @samp{root} -as default user name and the return value of @code{(system-name)} as -default host name. Therefore, it is convenient to open a file as -@file{@trampfn{sudo,,/path/to/file}}. +method offers the same functionality. If your local system is +Android, use the method @option{androidsu} instead of @option{su}. + +These methods use @samp{root} as default user name and the return +value of @code{(system-name)} as default host name. Therefore, it is +convenient to open a file as @file{@trampfn{sudo,,/path/to/file}}. The method @option{sg} stands for ``switch group''; here the user name is used as the group to change to. The default host name is the same. @@ -523,7 +529,7 @@ is used as the group to change to. The default host name is the same. @cindex @option{doas} method If the @option{su}, @option{sudo} or @option{doas} option should be -performed on another host, it can be comnbined with a leading +performed on another host, it can be combined with a leading @option{ssh} or @option{plink} option. That means that @value{tramp} connects first to the other host with non-administrative credentials, and changes to administrative credentials on that host afterwards. In @@ -817,6 +823,17 @@ editing as another user. The host can be either @samp{localhost} or the host returned by the function @command{(system-name)}. See @ref{Multi-hops} for an exception to this behavior. +@item @option{androidsu} +@cindex method @option{androidsu} +@cindex @option{androidsu} method +Because the default implementation of the @option{su} method and other +shell-based methods conflict with non-standard @command{su} +implementations popular among Android users and the restricted +command-line utilities distributed with that system, a largely +equivalent @option{androidsu} method is provided for that system with +workarounds for its many idiosyncrasies, with the exception that +multi-hops are unsupported. + @item @option{sudo} @cindex method @option{sudo} @cindex @option{sudo} method @@ -1057,6 +1074,20 @@ session. These methods support the @samp{-P} argument. +@item @option{dockercp} +@item @option{podmancp} +@cindex method @option{dockercp} +@cindex @option{dockercp} method +@cindex method @option{podmancp} +@cindex @option{podmancp} method + +These methods are similar to @option{docker} or @option{podman}, but +they use the command @command{docker cp} or @command{podman cp} for +transferring large files. + +These copy commands do not support file globs, and they ignore a user +name. + @item @option{fcp} @cindex method @option{fcp} @cindex @option{fcp} method @@ -2034,7 +2065,7 @@ machine @var{host} port sudo login @var{user} password secret @var{user} and @var{host} are the strings returned by @code{(user-login-name)} and @code{(system-name)}. If one of these -methods is connected via a multi hop (@pxref{Multi-hops}), the +methods is connected via a multi-hop (@pxref{Multi-hops}), the credentials of the previous hop are used. @vindex auth-source-save-behavior @@ -5236,9 +5267,14 @@ Does @value{tramp} support @acronym{SSH} security keys? Yes. @command{OpenSSH} has added support for @acronym{FIDO} hardware devices via special key types @option{*-sk}. @value{tramp} supports the additional handshaking messages for them. This requires at least -@command{OpenSSH} 8.2, and a @acronym{FIDO} @acronym{U2F} compatible -security key, like yubikey, solokey, nitrokey, or titankey. - +@command{OpenSSH} 8.2, and a @acronym{FIDO} @acronym{U2F} or +@acronym{FIDO2} compatible security key, like yubikey, solokey, +nitrokey, or titankey. +@c @uref{https://docs.fedoraproject.org/en-US/quick-docs/using-yubikeys/} + +@strong{Note} that there are reports on problems of handling FIDO2 +(residential) keys by @command{ssh-agent}. As workaround, you might +disable @command{ssh-agent} for such keys. @item @value{tramp} does not connect to Samba or MS Windows hosts running |