add docker volume aliases, stop xhost complaining on servers

.aliases

@@ -11,6 +11,8 @@ alias camshot='fswebcam -r 640x480 --jpeg 90 -F 3 -D 1 --no-banner'
 
 alias dps='docker ps -a'
 alias di='docker images'
+alias dv='docker volume '
+alias dls='docker volume ls'
 alias dip="docker inspect -f '{{ .NetworkSettings.IPAddress }}'" # call with <container name> or ID
 alias dih="docker inspect -f '{{ .Config.Hostname }}'" # call with <container name> or ID
 alias dstats="docker stats "'$(sudo docker ps -aq)' # shows stats thingy for all containers

.bashrc

@@ -13,12 +13,14 @@ esac
 HISTCONTROL=ignoreboth
 
 # allow docker to use X
+if [ -f /usr/bin/xhost ]; then
     xhost +local:root
+fi
 
 # Load the shell dotfiles, and then some:
 # * ~/.path can be used to extend `$PATH`.
 # * ~/.extra can be used for other settings you don’t want to commit.
-for file in ~/.{aliases,bash_prompt,functions,path,extra,exports,dockerfunc}; do
+for file in ~/.{aliases,bash_prompt,functions,path,dockerfunc,extra,exports}; do
 	[[ -r "$file" ]] && [[ -f "$file" ]] && source "$file"
 done
 unset file