re6stnet: add cron task to backup registry.db

software/re6stnet/buildout.hash.cfg

@@ -14,11 +14,11 @@
 # not need these here).
 [template]
 filename = instance.cfg.in
-md5sum = 99e8d2b0a0a937ca21d449b542fd8f45
+md5sum = 01938aa1683b7994f814fff6d964b9ba
 
 [template-re6stnet]
 filename = instance-re6stnet.cfg.in
-md5sum = f6dbd62f8db7de1c431eb82b82568085
+md5sum = bc3a7aebbd15b90309e6bdaffaf9643e
 
 [template-apache-conf]
 filename = apache.conf.in

software/re6stnet/instance-re6stnet-input-schema.json

@@ -78,6 +78,11 @@
       "description": "Prevent tunnelling accross borders of listed countries",
       "type": "string",
       "default": ""
+    },
+    "backup-repository": {
+      "title": "Git backup repository",
+      "description": "URL of Git repository where backups are pushed. Nothing is pushed if empty.",
+      "type": "string"
     }
   }
 }

software/re6stnet/instance-re6stnet.cfg.in

@@ -112,6 +112,13 @@ wrapper-path = ${directory:services}/re6st-registry
 pidfile = ${directory:run}/registry.pid
 command-line = {{ bin_directory }}/re6st-registry @${re6st-registry-conf:rendered}
 
+[cron-entry-re6st-backup]
+recipe = slapos.cookbook:cron.d
+cron-entries = ${cron:cron-entries}
+name = re6stnet-backup
+time = hourly
+command = {{ parameter_dict['re6stnet-backup'] }} ${logrotate-directory:backup}/re6stnet ${re6st-registry-conf-dict:db} {{ slapparameter_dict.get('backup-repository', '') }}
+
 [re6st-registry]
 recipe = slapos.cookbook:re6stnet.registry
 manager-wrapper = ${directory:bin}/re6stManageToken
@@ -199,6 +206,7 @@ parts =
   re6stnet-manage
   cron-entry-logrotate
   cron-entry-re6st-manage
+  cron-entry-re6st-backup
   apache-httpd
   apache-httpd-graceful
   publish

software/re6stnet/instance.cfg.in

@@ -29,6 +29,7 @@ bin-directory = {{ bin_directory }}
 python-executable  = {{ python_with_eggs }}
 template-apache-conf = {{ template_apache_conf }}
 apache-location = {{ apache_location }}
+re6stnet-backup = {{ re6stnet_backup }}
 template-re6st-registry-conf = {{ template_re6st_registry_conf }}
 
 [dynamic-template-re6stnet]

software/re6stnet/software.cfg

@@ -43,6 +43,28 @@ initialization =
   os.environ['PATH'] = '${git:location}/bin' + (path and ':' + path)
 depends = ${re6stnet-develop:recipe}
 
+[re6stnet-backup]
+recipe = slapos.recipe.template:jinja2
+rendered = ${buildout:bin-directory}/re6st-backup
+template =
+  inline:#!/bin/sh -e
+  PATH={{git_location}}/bin:{{sqlite3_location}}/bin:$PATH
+  cd "$1" || {
+    rm -rf "$1.new"
+    git init --bare "$1.new"
+    rm "$1.new"/description "$1.new"/hooks/*
+    mv "$1.new" "$1"
+    cd "$1"
+  }
+  h=`sqlite3 "$2" .dump |git hash-object --stdin -w`
+  git update-index --add --cacheinfo 0644 "$h" registry.sql
+  git diff --cached --quiet || GIT_WORK_TREE=$PWD GIT_DIR=$PWD git \
+    -c gc.auto=100 -c gc.autoDetach=false commit --allow-empty-message -qm ''
+  [ ! "$3" ] || git push --mirror "$3"
+context =
+  key git_location git:location
+  key sqlite3_location sqlite3:location
+
 [download-base]
 recipe = slapos.recipe.build:download
 url = ${:_profile_base_location_}/${:filename}
@@ -59,6 +81,7 @@ context =
     key apache_location apache:location
     key logrotate_location logrotate:location
     key openssl_location openssl:location
+    key re6stnet_backup re6stnet-backup:rendered
     key template_apache_conf template-apache-conf:target
     key template_re6stnet template-re6stnet:target
     key template_re6st_registry_conf template-re6st-registry-conf:target