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feat: implement application cloning

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Application cloning can be used to setup review applications based on an existing application. This is useful in CI/CD pipelines where a developer may wish to verify code in a custom environment without overwriting a shared staging environment.
This commit is contained in:
Jose Diaz-Gonzalez
2017-01-22 21:39:30 -07:00
parent 83bf99c8d0
commit a564eae9f1
4 changed files with 96 additions and 0 deletions
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1
plugins/apps/commands
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@@ -8,6 +8,7 @@ case "$1" in
declare desc="return apps plugin help content"
cat<<help_content
apps, List your apps
apps:clone <old-app> <new-app>, Clone an app
apps:create <app>, Create a new app
apps:destroy <app>, Permanently destroy an app
apps:rename <old-app> <new-app>, Rename an app

39
plugins/apps/subcommands/clone Executable file
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@@ -0,0 +1,39 @@
#!/usr/bin/env bash
set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
source "$PLUGIN_AVAILABLE_PATH/apps/functions"
source "$PLUGIN_AVAILABLE_PATH/ps/functions"
apps_clone_cmd() {
declare desc="renames an app"
declare OLD_APP="$2" NEW_APP="$3"
local cmd="apps:rename"
local SKIP_REBUILD=false
if [[ "$2" == "--skip-deploy" ]]; then
SKIP_REBUILD=true
OLD_APP="$3"
NEW_APP="$4"
fi
[[ -z "$OLD_APP" ]] && dokku_log_fail "Please specify an app to run the command on"
[[ -d "$DOKKU_ROOT/$NEW_APP" ]] && dokku_log_fail "Name is already taken"
local NEW_CACHE_DIR="$DOKKU_ROOT/$NEW_APP/cache"
apps_create "$NEW_APP"
cp -a "$DOKKU_ROOT/$OLD_APP/." "$DOKKU_ROOT/$NEW_APP"
if [[ -d "$NEW_CACHE_DIR" ]] && ! rmdir "$NEW_CACHE_DIR"; then
docker run "$DOKKU_GLOBAL_RUN_ARGS" --rm -v "$NEW_CACHE_DIR:/cache" "dokku/$OLD_APP" chmod 777 -R /cache
fi
rm -rf "$NEW_CACHE_DIR"
[[ -f "$DOKKU_ROOT/$NEW_APP/URLS" ]] && sed -i -e "s/$OLD_APP/$NEW_APP/g" "$DOKKU_ROOT/$NEW_APP/URLS"
[[ -f "$DOKKU_ROOT/$NEW_APP/VHOST" ]] && sed -i -e "s/$OLD_APP/$NEW_APP/g" "$DOKKU_ROOT/$NEW_APP/VHOST"
[[ -f "$DOKKU_ROOT/$NEW_APP/hooks/pre-receive" ]] && sed -i -e "s/git-hook $OLD_APP/git-hook $NEW_APP/g" "$DOKKU_ROOT/$NEW_APP/hooks/pre-receive"
[[ "$SKIP_REBUILD" == "false" ]] || ps_rebuild "$NEW_APP"
plugn trigger post-app-clone "$OLD_APP" "$NEW_APP"
echo "Cloning $OLD_APP to $NEW_APP... done"
}
apps_clone_cmd "$@"