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bash: show user and host in prompt only when relevant

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user: when operating as root
host: when connected via ssh
This commit is contained in:
Fernando Schauenburg 2020-12-13 13:42:02 +01:00
parent 45bac0500b
commit ea56dc5af4
1 changed files with 9 additions and 14 deletions
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23
roles/bash/files/profile
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@ -113,12 +113,11 @@ HISTFILE="$XDG_CACHE_HOME/bash/history"
Cyan=6 Cyan_RGB="2AA198" # 0;36 6 cyan 37 #00afaf 60 -35 -05 42 161 152 175 74 63 Cyan=6 Cyan_RGB="2AA198" # 0;36 6 cyan 37 #00afaf 60 -35 -05 42 161 152 175 74 63
Green=2 Green_RGB="859900" # 0;32 2 green 64 #5f8700 60 -20 65 133 153 0 68 100 60 Green=2 Green_RGB="859900" # 0;32 2 green 64 #5f8700 60 -20 65 133 153 0 68 100 60
PS1_DEFAULT=$(tput setaf $Cyan) # user@host color for local sessions
PS1_SSH=$(tput setaf $Yellow) # user@host color in SSH session
PS1_ROOT=$(tput setaf $Orange) # user@host color if logged in as root
PS1_PWD=$(tput setaf $Blue) # PWD color
PS1_EXIT=$(tput setaf $Red) # color for last exit code if non-zero PS1_EXIT=$(tput setaf $Red) # color for last exit code if non-zero
PS1_GIT=$(tput setaf $Green) # color for git branch PS1_ROOT=$(tput setaf $Orange) # logged in as root
PS1_SSH=$(tput setaf $Yellow) # hostname for SSH sessions
PS1_PWD=$(tput setaf $Cyan) # PWD color
PS1_GIT=$(tput setaf $Blue) # color for git branch
PS1_VENV=$(tput setaf $Violet) # color for python virtual env PS1_VENV=$(tput setaf $Violet) # color for python virtual env
PS1_JOBS=$(tput setaf $Magenta) # color for background jobs PS1_JOBS=$(tput setaf $Magenta) # color for background jobs
PS1_SEP=" > " # separator between prompt parts PS1_SEP=" > " # separator between prompt parts
@ -137,24 +136,20 @@ PS2="... "
__ps1_set() { __ps1_set() {
local exit=$? local exit=$?
local sep="$PS1_SEP_COLOR$PS1_SEP" local sep="$PS1_SEP_COLOR$PS1_SEP"
local host=$PS1_DEFAULT
[ -n "$SSH_CLIENT" ] && host=$PS1_SSH
[ $EUID -eq 0 ] && host=$PS1_ROOT
local prompt=">>>>>>>>>>" local prompt=">>>>>>>>>>"
[ $EUID -eq 0 ] && prompt="##########"
local ps=() local ps=()
[ $exit -ne 0 ] && ps+=("$PS1_EXIT$exit") [ $exit -ne 0 ] && ps+=("$PS1_EXIT$exit")
ps+=("$host\u@\h") [ $EUID -eq 0 ] && { ps+=("$PS1_ROOT\u"); prompt="##########"; }
[ -n "$SSH_CONNECTION" ] && ps+=("$PS1_SSH\h")
ps+=("$PS1_PWD\w") ps+=("$PS1_PWD\w")
type __git_ps1 && __git_ps1 '' '' "$PS1_GIT%s" && [ -n "$PS1" ] && ps+=("$PS1") type __git_ps1 && __git_ps1 '' '' "$PS1_GIT%s" && [ -n "$PS1" ] && ps+=("$PS1")
[ -n "$VIRTUAL_ENV" ] && ps+=("$PS1_VENV${VIRTUAL_ENV##*/}") [ -n "$VIRTUAL_ENV" ] && ps+=("$PS1_VENV${VIRTUAL_ENV##*/}")
local j="\j" && [ "${j@P}" -gt 0 ] && ps+=("$PS1_JOBS${j@P} bg") local j="\j" && [ "${j@P}" -gt 0 ] && ps+=("$PS1_JOBS${j@P} bg")
printf -v PS1 "$sep%s" "${ps[@]:1}" local extra=""
PS1="\n${ps[0]}$PS1$PS1_RST\n${prompt:0:$SHLVL} " [ ${#ps[@]} -gt 1 ] && printf -v extra "$sep%s" "${ps[@]:1}"
PS1="\n${ps[0]}$extra$PS1_RST\n${prompt:0:$SHLVL} "
} &>/dev/null } &>/dev/null
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