Fixes for finalized ability to provision a vm completely offline - re…

…solves #11

- bumps the yum cache TTL from 12 to 24 hours
- sets a cache-min value of 24 hours to mitigate it incessantly issuing GET requests even when items are cached
- silenced one last protocol of host resolution errors which show up when yum tries to update meta-data (and fails)

vagrant/etc/filters/bootstrap

@@ -2,6 +2,6 @@
 ^npm http 304
 ^npm http 200
 ^Trying other mirror
-^(http|https)://.*/repomd.xml: \[Errno 14\] PYCURL ERROR 6 - "Couldn't resolve host '.*'"$
+^(ftp|http|https)://.*/repomd.xml: \[Errno 14\] PYCURL ERROR 6 - "Couldn't resolve host '.*'"$
 ^chown: changing ownership of `/var/lib/mysql/data': Operation not permitted$
 ^\[.*\] \[warn\] NameVirtualHost .* has no VirtualHosts$

vagrant/scripts/node.sh

@@ -28,7 +28,7 @@ fi
 ########################################
 
 # enable rpm caching and set higher metadata cache
-sed -i 's/keepcache=0/keepcache=1\nmetadata_expire=12h/' /etc/yum.conf
+sed -i 's/keepcache=0/keepcache=1\nmetadata_expire=24h/' /etc/yum.conf
 
 # append exclude rule to avoid updating the yum tool and kernel packages (causes issues with VM Ware tools on re-create)
 printf "\n\nexclude=yum kernel*\n" >> /etc/yum.conf
@@ -83,6 +83,7 @@ yum update -y
 
 yum install -y npm --disableexcludes=all
 npm -g config set cache /var/cache/npm
+npm -g config set cache-min 86400
 
 # fix npm install problem by overwriting symlink with copy of linked version
 if [[ -L /usr/lib/node_modules/inherits ]]; then