From 8e9d04ae36b96bc71fdb1a5a22a8ac00fcaebd28 Mon Sep 17 00:00:00 2001
From: Jose Diaz-Gonzalez <email@josediazgonzalez.com>
Date: Wed, 25 Nov 2015 19:11:32 -0500
Subject: [PATCH] Add post-create hook

Note that this is invoked *before* the application is deployed, so it's usage is quite different than a potential post-successful-create hook.
---
 docs/development/plugin-triggers.md | 21 +++++++++++++++++++++
 plugins/apps/commands               |  8 ++------
 plugins/apps/functions              | 13 +++++++++++++
 plugins/git/commands                |  2 ++
 4 files changed, 38 insertions(+), 6 deletions(-)
 create mode 100755 plugins/apps/functions

diff --git a/docs/development/plugin-triggers.md b/docs/development/plugin-triggers.md
index 1cf4fb339..4e916f8dd 100644
--- a/docs/development/plugin-triggers.md
+++ b/docs/development/plugin-triggers.md
@@ -380,6 +380,27 @@ docker commit $id $IMAGE > /dev/null
 dokku_log_info1 "Building UI Complete"
 ```
 
+### `post-create`
+
+- Description: Can be used to run commands after an application is created.
+- Invoked by: `dokku apps:create`
+- Arguments: `$APP`
+- Example:
+
+```shell
+#!/usr/bin/env bash
+# Runs a command to ensure that an app
+# has a postgres database when it is starting
+
+set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
+
+APP="$1";
+POSTGRES="$1"
+
+dokku postgres:create $POSTGRES
+dokku postgres:link $POSTGRES $APP
+```
+
 ### `post-deploy`
 
 - Description: Allows running of commands after a deploy has completed. Dokku core currently uses this to switch traffic on nginx.
diff --git a/plugins/apps/commands b/plugins/apps/commands
index d83b14421..e844f9020 100755
--- a/plugins/apps/commands
+++ b/plugins/apps/commands
@@ -2,6 +2,7 @@
 [[ " apps apps:create apps:destroy help apps:help " == *" $1 "* ]] || exit $DOKKU_NOT_IMPLEMENTED_EXIT
 set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
 source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
+source "$PLUGIN_AVAILABLE_PATH/apps/functions"
 
 case "$1" in
   apps)
@@ -10,12 +11,7 @@ case "$1" in
     ;;
 
   apps:create)
-    [[ -z $2 ]] && dokku_log_fail "Please specify an app to run the command on"
-    [[ -d "$DOKKU_ROOT/$2" ]] && dokku_log_fail "Name is already taken"
-    APP="$2"
-
-    mkdir -p "$DOKKU_ROOT/$APP"
-    echo "Creating $APP... done"
+    apps_create $2
     ;;
 
   apps:destroy)
diff --git a/plugins/apps/functions b/plugins/apps/functions
new file mode 100755
index 000000000..9cdd16b8c
--- /dev/null
+++ b/plugins/apps/functions
@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
+source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
+
+apps_create() {
+  [[ -z $1 ]] && dokku_log_fail "Please specify an app to run the command on"
+  [[ -d "$DOKKU_ROOT/$1" ]] && dokku_log_fail "Name is already taken"
+  local APP="$1"
+
+  mkdir -p "$DOKKU_ROOT/$APP"
+  echo "Creating $APP... done"
+  plugn trigger post-create $APP
+}
diff --git a/plugins/git/commands b/plugins/git/commands
index 0850f601b..cc04e227b 100755
--- a/plugins/git/commands
+++ b/plugins/git/commands
@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
 source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
+source "$PLUGIN_AVAILABLE_PATH/apps/functions"
 
 git_build_app_repo() {
   verify_app_name "$1"
@@ -14,6 +15,7 @@ git_build_app_repo() {
   chmod 755 $TMP_WORK_DIR
   unset GIT_DIR GIT_WORK_TREE
   pushd $TMP_WORK_DIR > /dev/null
+  [[ ! -d "$DOKKU_ROOT/$APP" ]] && apps_create $APP
   git clone -q "$DOKKU_ROOT/$APP" "$TMP_WORK_DIR" &> /dev/null
   git config advice.detachedHead false
   git checkout "$REV" &> /dev/null