From cbc1885cf22182952d0a1b31779c89cff26decd4 Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Fri, 24 Jun 2016 15:12:17 -0300
Subject: Support networks both with and without superprojects

---
 doc/management.rst |  6 +++++-
 doc/todo.rst       |  1 -
 lib/hydra/misc     |  1 +
 share/hydra/init   | 15 ++++++++++++---
 share/hydra/sync   |  2 +-
 5 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/doc/management.rst b/doc/management.rst
index 85427b8..e927337 100644
--- a/doc/management.rst
+++ b/doc/management.rst
@@ -31,4 +31,8 @@ all the needed repositories and configurations to a local folder
 
 ::
 
-    hydra example init ~/file/example git@admin.example.org:example.git
+    hydra example init ~/file/example git@admin.example.org:
+
+This will try to fetch a superproject from git@admin.example.org:example.git
+-- if exists, plus submodules -- or each git repository used by a network
+previously created by the `init` action (`config.git`, `puppet.git`, etc).
diff --git a/doc/todo.rst b/doc/todo.rst
index 5914024..607a4f4 100644
--- a/doc/todo.rst
+++ b/doc/todo.rst
@@ -1,6 +1,5 @@
 TODO
 ====
 
-- init: version control in the superproject?
 - metrics and alarms subsystem.
 - deploy: lockfile.
diff --git a/lib/hydra/misc b/lib/hydra/misc
index 09fb3d7..894502d 100644
--- a/lib/hydra/misc
+++ b/lib/hydra/misc
@@ -2,6 +2,7 @@
 
 # Set needed environment variables and do basic checks
 function hydra_set_env {
+  export BASEREPOS="config doc bootless dns git/public git/private puppet"
   export OSVERSION="`cut -d . -f 1 /etc/debian_version`"
   export COMMIT="`( cd $APP_BASE && git log -n 1 --pretty=oneline 2> /dev/null | cut -d " " -f 1 )`"
   export CONFIG="$HOME/.hydra/config"
diff --git a/share/hydra/init b/share/hydra/init
index 4a6d0c1..a69e885 100755
--- a/share/hydra/init
+++ b/share/hydra/init
@@ -38,20 +38,29 @@ fi
 
 # Clone configuration repository or setup a new hydra
 if [ ! -z "$REMOTE" ]; then
-  git clone $REMOTE $BASEDIR
+  mkdir -p $BASEDIR
+
+  # Try to clone the superproject first
+  git clone $REMOTE $BASEDIR 2> /dev/null
 
   (
     cd $BASEDIR
 
     # Initialize only the required repositories
     for repo in $BASEREPOS; do
-      git submodule update --init $repo
+      if [ -e '.gitmodules' ] && grep -q \"config\" .gitmodules; then
+        git submodule update --init $repo
+      else
+        git clone ${REMOTE}$repo `basename $repo .git`
+      fi
     done
   )
 else
   # Create the superproject
   mkdir -p $BASEDIR
-  hydra_git_init $BASEDIR
+
+  # Optional: version control in the superproject
+  #hydra_git_init $BASEDIR
 
   # Create config repository
   if [ ! -d "$BASEDIR/config" ]; then
diff --git a/share/hydra/sync b/share/hydra/sync
index 9b1d097..f062c98 100755
--- a/share/hydra/sync
+++ b/share/hydra/sync
@@ -67,7 +67,7 @@ function hydra_sync {
 
 # Basic parameters.
 if [ -z "$1" ]; then
-  REPOSITORIES="config doc bootless dns git/public git/private puppet"
+  REPOSITORIES="$BASEREPOS"
 else
   REPOSITORIES="$*"
   UPDATE_KEYRINGER="no"
-- 
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