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Differents colors for differents hosts you SSH in

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Adds the LP_ENABLE_SSH_COLORS option to use a numeric hash of the hostname as the displayed color.
This commit is contained in:
nojhan 2013-03-12 00:02:04 +01:00
parent 3d711323d5
commit 0ee5944f79
3 changed files with 25 additions and 7 deletions
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13
README.md
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@ -26,9 +26,9 @@ in a git repository on a server, at branch "myb":
`1r [user@server:~/liquidprompt] myb ± `
A liquid prompt displaying everything may look like this:
A liquid prompt displaying everything (a rare event!) may look like this:
`⌁24% ⌂42% 3d/2&/1z [user@server:~/ … /code/liquidprompt]↥ master(+10/-5,3)* 125 ± `
`code ⌁24% ⌂42% 3d/2&/1z [user@server:~/ … /code/liquidprompt]↥ master(+10/-5,3)*+ 125 ± `
It displays:
@ -48,9 +48,9 @@ any;
terminal multiplexer (screen or tmux);
* the current user, in bold yellow if it is root, in light white if it is not
the same as the login user;
* a blue @ if the connection has X11 support;
* the current host, if you are connected via an SSH or telnet connection, with
different colors for each case;
* a green @ if the connection has X11 support, a yellow one if not;
* the current host, if you are connected via a telnet connection (in bold red)
or SSH (either a blue hostname or differents colors for different hosts);
* a green colon if the user has write permissions on the current directory,
a red one if he has not;
* the current directory in bold, shortened if it takes too much space, while
@ -58,7 +58,7 @@ preserving the first two directories;
* the current Python virtual environment, if any;
* an up arrow if an HTTP proxy is in use;
* the name of the current branch if you are in a version control repository
(git, mercurial, subversion or fossil), in green if everything is up
(git, mercurial, subversion, bazaar or fossil), in green if everything is up
to date, in red if there is changes, in yellow if there is pending
commits to push;
* the number of added/deleted lines (git) or files (fossil), if
@ -138,6 +138,7 @@ building:
* `LP_ENABLE_VCS_ROOT`, if you want to show VCS informations with root account
* `LP_ENABLE_TITLE`, if you want to use the prompt as your terminal window's title
* `LP_ENABLE_SCREEN_TITLE`, if you want to use the prompt as your screen window's title
* `LP_ENABLE_SSH_COLORS`, if you want different colors for hosts you SSH in
Note that if required commands are not installed, enabling the
corresponding feature will have no effect.

14
liquidprompt
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@ -216,6 +216,7 @@ _lp_source_config()
LP_ENABLE_VCS_ROOT=${LP_ENABLE_VCS_ROOT:-0}
LP_ENABLE_TITLE=${LP_ENABLE_TITLE:-0}
LP_ENABLE_SCREEN_TITLE=${LP_ENABLE_SCREEN_TITLE:-0}
LP_ENABLE_SSH_COLORS=${LP_ENABLE_SSH_COLORS:-0}
LP_DISABLED_VCS_PATH=${LP_DISABLED_VCS_PATH:-""}
LP_MARK_BATTERY=${LP_MARK_BATTERY:-"⌁"}
@ -384,7 +385,20 @@ lcl)
fi
;;
ssh)
# If we want a different color for each host
if [[ "$LP_ENABLE_SSH_COLORS" ]]; then
# compute the hash of the hostname
# and get the corresponding number in [1-6] (red,green,yellow,blue,purple or cyan)
# FIXME check portability of cksum and add more formats (bold? 256 colors?)
hash=$(( 1 + $(hostname | cksum | cut -d " " -f 1) % 6 ))
color=${_LP_OPEN_ESC}$(ti_setaf $hash)${_LP_CLOSE_ESC}
LP_HOST="${LP_HOST}${color}${_LP_HOST_SYMBOL}${NO_COL}"
unset hash
unset color
else
# the same color for all hosts
LP_HOST="${LP_HOST}${LP_COLOR_SSH}${_LP_HOST_SYMBOL}${NO_COL}"
fi
;;
tel)
LP_HOST="${LP_HOST}${LP_COLOR_TELNET}${_LP_HOST_SYMBOL}${NO_COL}"

3
liquidpromptrc-dist
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@ -100,6 +100,9 @@ LP_ENABLE_TITLE=0
# Enable Title for screen and byobu
LP_ENABLE_SCREEN_TITLE=0
# Use differents colors for differents hosts you SSH in
LP_ENABLE_SSH_COLORS=0
# Specify a list of complete and colon (":") separated paths in which, all vcs
# will be disabled
LP_DISABLED_VCS_PATH=""