packer: explicitly set Bash as default shell for Vagrant user

If the provision script fails with Zsh setup then it's annoying
to be dropped to /bin/sh, so let's assume /bin/bash as safe
default.

diff --git a/packer/debian64_provision.sh b/packer/debian64_provision.sh
index 218c8f6..eff15d1 100644 (file)
--- a/packer/debian64_provision.sh
+++ b/packer/debian64_provision.sh
@@ -100,7 +100,7 @@ vagrant_setup() {
   chroot ${TARGET} apt-get -y install sudo
 
   echo "* Adding Vagrant user"
-  chroot ${TARGET} useradd -d /home/vagrant -m -u 1000 vagrant
+  chroot ${TARGET} useradd -d /home/vagrant -m -u 1000 vagrant -s /bin/bash
 
   echo "* Installing Vagrant ssh key"
   mkdir -m 0700 -p ${TARGET}/home/vagrant/.ssh