diff --git a/themes/barbuk/README.md b/themes/barbuk/README.md index cc188190..4fe752b4 100644 --- a/themes/barbuk/README.md +++ b/themes/barbuk/README.md @@ -8,6 +8,7 @@ A minimal theme with a clean git prompt * Current path (red when user is root) * Current git info * Last command exit code (only shown when the exit code is greater than 0) +* user@hostname for ssh connection ## Fonts and glyphs @@ -37,6 +38,44 @@ SCM_GIT_CHAR_GITHUB='•' source "$BASH_IT"/bash_it.sh ``` +## SSH prompt + +### Usage + +When using a ssh session, the theme will display `user@hostname`. +You can disable this information with `BASH_IT_THEME_BARBUK_SSH_INFO`. + +The hostname is displayed in the FQDN format by default. You +can use the short hostname format with `BASH_IT_THEME_BARBUK_HOST_INFO`. + +```bash +# short or long +export BASH_IT_THEME_BARBUK_HOST_INFO=short +# true or false +export BASH_IT_THEME_BARBUK_SSH_INFO=false +source "$BASH_IT"/bash_it.sh +``` + +### Keep theme with sudoer + +If you want the theme to persist using `sudo -s` in a ssh session, you need to configure sudo to keep the `HOME` and `SSH_CONNECTION` environment variables. + +`HOME` contains the path to the home directory of the current user. Keeping it will allow to use your user dotfiles when elevating privileges. + +Keeping `SSH_CONNECTION` env is necessary for ssh detection in the theme. + +Please refer to the following documentation for more information: + - [sudo manual](https://www.sudo.ws/man/1.8.13/sudoers.man.html) for `env_keep` configuration + - [openssh manual](https://linux.die.net/man/1/ssh) for information about `SSH_CONNECTION` environment + +```bash +cat << EOF > /etc/sudoers.d/keepenv +Defaults env_keep += HOME +Defaults env_keep += SSH_CONNECTION +EOF +chmod 400 /etc/sudoers.d/keepenv +``` + ## Examples ### Clean @@ -49,5 +88,10 @@ source "$BASH_IT"/bash_it.sh ```bash  ~/.dotfiles on  master ⤏ origin ↑2 •7 ✗ ❯ - ``` +``` +### Ssh + +```bash +user@hostname in  ~/bash-it on  master ✓ ❯ +``` diff --git a/themes/barbuk/barbuk.theme.bash b/themes/barbuk/barbuk.theme.bash index 39d4995e..011fec32 100644 --- a/themes/barbuk/barbuk.theme.bash +++ b/themes/barbuk/barbuk.theme.bash @@ -9,6 +9,10 @@ SCM_GIT_CHAR_DEFAULT=${SCM_GIT_CHAR_DEFAULT:=' '} SCM_GIT_CHAR_ICON_BRANCH=${SCM_GIT_CHAR_ICON_BRANCH:=''} EXIT_CODE_ICON=${EXIT_CODE_ICON:=' '} +# Ssh user and hostname display +SSH_INFO=${BASH_IT_THEME_BARBUK_SSH_INFO:=true} +HOST_INFO=${BASH_IT_THEME_BARBUK_HOST_INFO:=long} + # Bash-it default glyphs customization SCM_HG_CHAR='☿ ' SCM_SVN_CHAR='⑆ ' @@ -31,7 +35,7 @@ SCM_THEME_CURRENT_USER_PREFFIX='  ' SCM_GIT_SHOW_CURRENT_USER=false function _git-uptream-remote-logo { - [[ "$(_git-upstream)" == "" ]] && return + [[ "$(_git-upstream)" == "" ]] && SCM_GIT_CHAR="$SCM_GIT_CHAR_DEFAULT" local remote remote_domain remote=$(_git-upstream-remote) @@ -62,7 +66,7 @@ function _exit-code { } function _prompt { - local exit_code="$?" wrap_char=' ' dir_color=$green + local exit_code="$?" wrap_char=' ' dir_color=$green ssh_info='' host _exit-code exit_code _git-uptream-remote-logo @@ -74,7 +78,17 @@ function _prompt { dir_color=$red fi - PS1="\\n ${purple}$(scm_char)${dir_color}\\w${normal}$(scm_prompt_info)${exit_code}" + # Detect ssh + if [[ -n "${SSH_CONNECTION}" ]] && [ "$SSH_INFO" = true ]; then + if [ "$HOST_INFO" = long ]; then + host="\H" + else + host="\h" + fi + ssh_info="${bold_blue}\u${bold_orange}@${cyan}$host ${bold_orange}in" + fi + + PS1="\\n${ssh_info} ${purple}$(scm_char)${dir_color}\\w${normal}$(scm_prompt_info)${exit_code}" [[ ${#PS1} -gt $((COLUMNS*3)) ]] && wrap_char="\\n" PS1="${PS1}${wrap_char}❯${normal} "