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-rw-r--r--docker-widget/README.md8
-rw-r--r--docker-widget/docker.lua56
2 files changed, 42 insertions, 22 deletions
diff --git a/docker-widget/README.md b/docker-widget/README.md
index 01c1fbf..dfa6c10 100644
--- a/docker-widget/README.md
+++ b/docker-widget/README.md
@@ -1,9 +1,9 @@
-# Docker Widget
+# Docker / Podman Widget
[![GitHub issues by-label](https://img.shields.io/github/issues-raw/streetturtle/awesome-wm-widgets/docker)](https://github.com/streetturtle/awesome-wm-widgets/labels/docker)
![Twitter URL](https://img.shields.io/twitter/url?url=https%3A%2F%2Fgithub.com%2Fstreetturtle%2Fawesome-wm-widgets%2Fedit%2Fmaster%2Fdocker-widget)
-The widget allows to manage docker containers, namely start/stop/pause/unpause:
+The widget allows to manage docker and podman containers, namely start/stop/pause/unpause:
<p align="center">
<img src="https://github.com/streetturtle/awesome-wm-widgets/raw/master/docker-widget/docker.gif"/>
@@ -17,6 +17,10 @@ It is possible to customize widget by providing a table with all or some of the
|---|---|---|
| `icon` | `./docker-widget/icons/docker.svg` | Path to the icon |
| `number_of_containers` | `-1` | Number of last created containers to show |
+| `executable_name` | `podman` | Name of the executable to use, defaults to `docker` |
+| `max_widget_width` | 270 | Maximum width of the widget before the text breaks |
+
+The `executable_name` allows you to use `Podman` instead of docker. This works since `Podman` is compatible to `docker` in the sense that the syntax and command outputs are identical.
## Installation
diff --git a/docker-widget/docker.lua b/docker-widget/docker.lua
index f5ce7fa..4bca21c 100644
--- a/docker-widget/docker.lua
+++ b/docker-widget/docker.lua
@@ -19,9 +19,12 @@ local HOME_DIR = os.getenv("HOME")
local WIDGET_DIR = HOME_DIR .. '/.config/awesome/awesome-wm-widgets/docker-widget'
local ICONS_DIR = WIDGET_DIR .. '/icons/'
-local LIST_CONTAINERS_CMD = [[bash -c "docker container ls -a -s -n %s]]
+local LIST_CONTAINERS_CMD = [[bash -c "%s container ls -a -s -n %s]]
.. [[ --format '{{.Names}}::{{.ID}}::{{.Image}}::{{.Status}}::{{.Size}}'"]]
+local DOCKER_DEFAULT_STATUS_PATTERN = '(.*)::(.*)::(.*)::(%w*) (.*)::(.*)'
+local DOCKER_CREATED_STATUS_PATTERN = '(.*)::(.*)::(.*)::Created::(.*)'
+
--- Utility function to show warning messages
local function show_warning(message)
naughty.notify{
@@ -60,10 +63,16 @@ local docker_widget = wibox.widget {
}
local parse_container = function(line)
- local name, id, image, status, how_long, size = line:match('(.*)::(.*)::(.*)::(%w*) (.*)::(.*)')
- local actual_status
- if status == 'Up' and how_long:find('Paused') then actual_status = 'Paused'
- else actual_status = status end
+ local name, id, image, how_long, size, actual_status
+ if string.find(line, 'Created') then
+ name, id, image, size = line:match(DOCKER_CREATED_STATUS_PATTERN)
+ actual_status = 'Created'
+ how_long = 'Never started'
+ else
+ name, id, image, status, how_long, size = line:match(DOCKER_DEFAULT_STATUS_PATTERN)
+ if status == 'Up' and how_long:find('Paused') then actual_status = 'Paused'
+ else actual_status = status end
+ end
how_long = how_long:gsub('%s?%(.*%)%s?', '')
@@ -76,13 +85,15 @@ local parse_container = function(line)
size = size,
is_up = function() return status == 'Up' end,
is_paused = function() return actual_status:find('Paused') end,
- is_exited = function() return status == 'Exited' end
+ is_exited = function() return status == 'Exited' end,
+ is_created = function() return status == 'Created' end
}
return container
end
local status_to_icon_name = {
Up = ICONS_DIR .. 'play.svg',
+ Created = ICONS_DIR .. 'play.svg',
Exited = ICONS_DIR .. 'square.svg',
Paused = ICONS_DIR .. 'pause.svg'
}
@@ -93,6 +104,10 @@ local function worker(user_args)
local icon = args.icon or ICONS_DIR .. 'docker.svg'
local number_of_containers = args.number_of_containers or -1
+ local executable_name = args.executable_name or 'docker'
+ -- 180 is the default width of the container details part of the widget and
+ -- 90 is the default width of the control buttons
+ local max_widget_width = args.max_widget_width or 180 + 90
docker_widget:set_icon(icon)
@@ -122,12 +137,12 @@ local function worker(user_args)
local start_stop_button
- if container.is_up() or container.is_exited() then
+ if container.is_up() or container.is_exited() or container.is_created() then
start_stop_button = wibox.widget {
{
{
id = 'icon',
- image = ICONS_DIR .. (container:is_up() and 'stop-btn.svg' or 'play-btn.svg'),
+ image = ICONS_DIR .. (container:is_exited() and 'play-btn.svg' or 'stop-btn.svg'),
opacity = 0.4,
resize = false,
widget = wibox.widget.imagebox
@@ -162,16 +177,16 @@ local function worker(user_args)
start_stop_button:buttons(
gears.table.join( awful.button({}, 1, function()
local command
- if container:is_up() then command = 'stop' else command = 'start' end
+ if container:is_exited() then command = 'start' else command = 'stop' end
status_icon:set_opacity(0.2)
status_icon:emit_signal('widget::redraw_needed')
- spawn.easy_async('docker ' .. command .. ' ' .. container['name'], function()
- if errors ~= '' then show_warning(errors) end
- spawn.easy_async(string.format(LIST_CONTAINERS_CMD, number_of_containers),
- function(stdout, stderr)
- rebuild_widget(stdout, stderr)
+ spawn.easy_async(executable_name .. ' ' .. command .. ' ' .. container['name'], function(_, stderr)
+ if stderr ~= '' then show_warning(stderr) end
+ spawn.easy_async(string.format(LIST_CONTAINERS_CMD, executable_name, number_of_containers),
+ function(stdout, container_errors)
+ rebuild_widget(stdout, container_errors)
end)
end)
end) ) )
@@ -226,9 +241,9 @@ local function worker(user_args)
status_icon:set_opacity(0.2)
status_icon:emit_signal('widget::redraw_needed')
- awful.spawn.easy_async('docker ' .. command .. ' ' .. container['name'], function(_, stderr)
+ awful.spawn.easy_async(executable_name .. ' ' .. command .. ' ' .. container['name'], function(_, stderr)
if stderr ~= '' then show_warning(stderr) end
- spawn.easy_async(string.format(LIST_CONTAINERS_CMD, number_of_containers),
+ spawn.easy_async(string.format(LIST_CONTAINERS_CMD, executable_name, number_of_containers),
function(stdout, container_errors)
rebuild_widget(stdout, container_errors)
end)
@@ -258,9 +273,9 @@ local function worker(user_args)
}
delete_button:buttons(
gears.table.join( awful.button({}, 1, function()
- awful.spawn.easy_async('docker rm ' .. container['name'], function(_, rm_stderr)
+ awful.spawn.easy_async(executable_name .. ' rm ' .. container['name'], function(_, rm_stderr)
if rm_stderr ~= '' then show_warning(rm_stderr) end
- spawn.easy_async(string.format(LIST_CONTAINERS_CMD, number_of_containers),
+ spawn.easy_async(string.format(LIST_CONTAINERS_CMD, executable_name, number_of_containers),
function(lc_stdout, lc_stderr)
rebuild_widget(lc_stdout, lc_stderr) end)
end)
@@ -315,7 +330,8 @@ local function worker(user_args)
text = container['how_long'],
widget = wibox.widget.textbox
},
- forced_width = 180,
+ -- 90 is the reserved width of the control buttons
+ forced_width = max_widget_width - 90,
layout = wibox.layout.fixed.vertical
},
valign = 'center',
@@ -361,7 +377,7 @@ local function worker(user_args)
popup.visible = not popup.visible
else
docker_widget:set_bg(beautiful.bg_focus)
- spawn.easy_async(string.format(LIST_CONTAINERS_CMD, number_of_containers),
+ spawn.easy_async(string.format(LIST_CONTAINERS_CMD, executable_name, number_of_containers),
function(stdout, stderr)
rebuild_widget(stdout, stderr)
popup:move_next_to(mouse.current_widget_geometry)