Add kubernetes-context segment to powerline

themes/base.theme.bash

@@ -336,6 +336,10 @@ function ruby_version_prompt {
   echo -e "$(rbfu_version_prompt)$(rbenv_version_prompt)$(rvm_version_prompt)$(chruby_version_prompt)"
 }
 
+function k8s_context_prompt {
+  echo -e "$(kubectl config current-context)"
+}
+
 function virtualenv_prompt {
   if [[ -n "$VIRTUAL_ENV" ]]; then
     virtualenv=`basename "$VIRTUAL_ENV"`

themes/powerline-naked/README.md

@@ -14,6 +14,7 @@ A colorful theme, where shows a lot information about your shell session.
 * An indicator when the current shell is inside the Vim editor
 * Battery charging status (depends on the [../../plugins/available/battery.plugin.bash](battery plugin))
 * SCM Repository status (e.g. Git, SVN)
+* The current Kubernetes environment
 * The current Python environment (Virtualenv, venv, and Conda are supported) in use
 * The current Ruby environment (rvm and rbenv are supported) in use
 * Last command exit code (only shown when the exit code is greater than 0)
@@ -48,6 +49,7 @@ The contents of the prompt can be "reordered", all the "segments" (every piece o
 * `cwd` - Current working directory including full folder hierarchy (c.f. `wd`)
 * `hostname` - Host name of machine
 * `in_vim` - Show identifier if running in `:terminal` from vim
+* `k8s_context` - Show current kubernetes context
 * `last_status` - Exit status of last run command
 * `python_venv` - Python virtual environment information (`virtualenv`, `venv`
   and `conda` supported)

themes/powerline-naked/powerline-naked.theme.bash

@@ -33,6 +33,9 @@ RBENV_THEME_PROMPT_SUFFIX=""
 RUBY_THEME_PROMPT_COLOR=161
 RUBY_CHAR=${POWERLINE_RUBY_CHAR:="❲r❳ "}
 
+KUBERNETES_CONTEXT_THEME_CHAR=${POWERLINE_KUBERNETES_CONTEXT_CHAR:="⎈ "}
+KUBERNETES_CONTEXT_THEME_PROMPT_COLOR=26
+
 AWS_PROFILE_CHAR="${POWERLINE_AWS_PROFILE_CHAR:=❲aws❳ }"
 AWS_PROFILE_PROMPT_COLOR=208
 

themes/powerline-plain/README.md

@@ -12,6 +12,7 @@ A colorful theme, where shows a lot information about your shell session.
 * An indicator when the current shell is inside the Vim editor
 * Battery charging status (depends on the [../../plugins/available/battery.plugin.bash](battery plugin))
 * SCM Repository status (e.g. Git, SVN)
+* The current Kubernetes environment
 * The current Python environment (Virtualenv, venv, and Conda are supported) in use
 * The current Ruby environment (rvm and rbenv are supported) in use
 * Last command exit code (only shown when the exit code is greater than 0)
@@ -46,6 +47,7 @@ The contents of the prompt can be "reordered", all the "segments" (every piece o
 * `cwd` - Current working directory including full folder hierarchy (c.f. `wd`)
 * `hostname` - Host name of machine
 * `in_vim` - Show identifier if running in `:terminal` from vim
+* `k8s_context` - Show current kubernetes context
 * `last_status` - Exit status of last run command
 * `python_venv` - Python virtual environment information (`virtualenv`, `venv`
   and `conda` supported)

themes/powerline-plain/powerline-plain.theme.bash

@@ -28,6 +28,9 @@ RBENV_THEME_PROMPT_SUFFIX=""
 RUBY_THEME_PROMPT_COLOR=161
 RUBY_CHAR=${POWERLINE_RUBY_CHAR:="💎 "}
 
+KUBERNETES_CONTEXT_THEME_CHAR=${POWERLINE_KUBERNETES_CONTEXT_CHAR:="⎈ "}
+KUBERNETES_CONTEXT_THEME_PROMPT_COLOR=26
+
 AWS_PROFILE_CHAR="${POWERLINE_AWS_PROFILE_CHAR:=❲aws❳ }"
 AWS_PROFILE_PROMPT_COLOR=208
 

themes/powerline/README.md

@@ -16,6 +16,7 @@ A colorful theme, where shows a lot information about your shell session.
 * An indicator when the current shell is inside the Vim editor
 * Battery charging status (depends on the [../../plugins/available/battery.plugin.bash](battery plugin))
 * SCM Repository status (e.g. Git, SVN)
+* The current Kubernetes environment
 * The current Python environment (Virtualenv, venv, and Conda are supported) in use
 * The current Ruby environment (rvm and rbenv are supported) in use
 * Last command exit code (only shown when the exit code is greater than 0)
@@ -50,6 +51,7 @@ The contents of the prompt can be "reordered", all the "segments" (every piece o
 * `cwd` - Current working directory including full folder hierarchy (c.f. `wd`)
 * `hostname` - Host name of machine
 * `in_vim` - Show identifier if running in `:terminal` from vim
+* `k8s_context` - Show current kubernetes context
 * `last_status` - Exit status of last run command
 * `python_venv` - Python virtual environment information (`virtualenv`, `venv`
   and `conda` supported)

themes/powerline/powerline.base.bash

@@ -52,6 +52,16 @@ function __powerline_ruby_prompt {
   [[ -n "${ruby_version}" ]] && echo "${RUBY_CHAR}${ruby_version}|${RUBY_THEME_PROMPT_COLOR}"
 }
 
+function __powerline_k8s_context_prompt {
+  local kubernetes_context=""
+
+  if _command_exists kubectl; then
+    kubernetes_context="$(k8s_context_prompt)"
+  fi
+
+  [[ -n "${kubernetes_context}" ]] && echo "${KUBERNETES_CONTEXT_THEME_CHAR}${kubernetes_context}|${KUBERNETES_CONTEXT_THEME_PROMPT_COLOR}"
+}
+
 function __powerline_python_venv_prompt {
   set +u
   local python_venv=""

themes/powerline/powerline.theme.bash

@@ -31,6 +31,9 @@ RBENV_THEME_PROMPT_SUFFIX=""
 RUBY_THEME_PROMPT_COLOR=161
 RUBY_CHAR=${POWERLINE_RUBY_CHAR:="❲r❳ "}
 
+KUBERNETES_CONTEXT_THEME_CHAR=${POWERLINE_KUBERNETES_CONTEXT_CHAR:="⎈ "}
+KUBERNETES_CONTEXT_THEME_PROMPT_COLOR=26
+
 AWS_PROFILE_CHAR="${POWERLINE_AWS_PROFILE_CHAR:=❲aws❳ }"
 AWS_PROFILE_PROMPT_COLOR=208