Implement domains:reset

docs/configuration/domains.md

@@ -13,6 +13,7 @@ domains:enable <app>                           # Enable VHOST support
 domains:remove <app> <domain> [<domain> ...]   # Remove domains from app
 domains:remove-global <domain> [<domain> ...]  # Remove global domain names
 domains:report [<app>|--global] [<flag>]       # Displays a domains report for one or more apps
+domains:reset <app>                            # Reset app domains to global-configured domains
 domains:set <app> <domain> [<domain> ...]      # Set domains for app
 domains:set-global <domain> [<domain> ...]     # Set global domain names
 ```
@@ -75,6 +76,9 @@ dokku domains:remove node-js-app dokku.me
 
 # set all custom domains for app
 dokku domains:set node-js-app dokku.me dokku.org
+
+# delete all app domains and configure available global domains on it
+dokku domains:reset node-js-app
 ```
 
 ## Displaying domains reports for an app

docs/development/plugin-triggers.md

@@ -1699,7 +1699,7 @@ curl "http://httpstat.us/200"
 ### `post-domains-update`
 
 - Description: Allows you to run commands once the domain for an app has been updated. It also sends in the command that has been used. This can be "add", "clear" or "remove". The third argument will be the optional list of domains
-- Invoked by: `dokku domains:add`, `dokku domains:clear`, `dokku domains:remove`, `dokku domains:set`
+- Invoked by: `dokku domains:add`, `dokku domains:clear`, `dokku domains:remove`, `dokku domains:reset`, `dokku domains:set`
 - Arguments: `$APP` `action name` `domains`
 - Example:
 

docs/networking/proxy-management.md

@@ -158,6 +158,8 @@ At this time, the following dokku commands are used to interact with a complete
     - triggers: `pre-enable-vhost`
 - `domains:remove`: Removes a domain from an app.
     - triggers: `post-domains-update`
+- `domains:reset`: Reset app domains to global-configured domains.
+    - triggers: `post-domains-update`
 - `domains:set`: Sets all domains for a given app.
     - triggers: `post-domains-update`
 - `proxy:build-config`: Builds - or rebuilds - external proxy configuration.

plugins/domains/help-functions

@@ -36,6 +36,7 @@ fn-help-content() {
     domains:remove <app> <domain> [<domain> ...], Remove domains from app
     domains:remove-global <domain> [<domain> ...], Remove global domain names
     domains:report [<app>|--global] [<flag>], Displays a domains report for one or more apps
+    domains:reset <app>, Reset app domains to global-configured domains
     domains:set <app> <domain> [<domain> ...], Set domains for app
     domains:set-global <domain> [<domain> ...], Set global domain names
 help_content

plugins/domains/subcommands/reset

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+set -eo pipefail
+[[ $DOKKU_TRACE ]] && set -x
+source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
+source "$PLUGIN_AVAILABLE_PATH/domains/functions"
+
+cmd-domains-reset() {
+  declare desc="reset app domains to global-configured domains"
+  declare cmd="domains:reset"
+  [[ "$1" == "$cmd" ]] && shift 1
+  declare APP="$1"
+
+  verify_app_name "$APP"
+  local APP_VHOST_PATH="$DOKKU_ROOT/$APP/VHOST"
+
+  rm -f "$APP_VHOST_PATH"
+  domains_setup "$APP"
+  plugn trigger post-domains-update "$APP" "reset"
+  dokku_log_info1 "Reset domains for $APP"
+}
+
+cmd-domains-reset "$@"

tests/unit/domains.bats

@@ -188,7 +188,7 @@ teardown() {
   assert_output_contains a--domain.with--hyphens
 }
 
-@test "(domains) domains:clear" {
+@test "(domains) domains:reset" {
   run /bin/bash -c "dokku domains:add $TEST_APP test.app.${DOKKU_DOMAIN}"
   echo "output: $output"
   echo "status: $status"
@@ -199,7 +199,7 @@ teardown() {
   echo "status: $status"
   assert_success
 
-  run /bin/bash -c "dokku domains:clear $TEST_APP"
+  run /bin/bash -c "dokku domains:reset $TEST_APP"
   echo "output: $output"
   echo "status: $status"
   assert_success