1 files changed, 56 insertions, 0 deletions

diff --git a/mknfs b/mknfs
new file mode 100755
index 0000000..5b04a9f
--- /dev/null
+++ b/mknfs
@@ -0,0 +1,56 @@
+#!/bin/sh
+#
+# Configures and exports an NFS share 
+
+help() {
+        echo "usage: mknfs --clients nfs_client --path nfs_path"\
+                        "[--options \"opt1,opt2,opt3...\"] [--sec sec_option] [-f]"
+        echo "\n-c, --clients\tNFS export client"
+        echo "-f, --force\tmake directory if it doesn't exist"
+        echo "-o, --options\tAdditional NFS export options - quoted and comma separated"
+        echo "-p, --path\tPath of directory to be exported - must be absolute"
+        echo "-s, --sec\tNFS security settings - defaults to sys"
+        echo "\nexample: mknfs --clients server.example.com --path /srv/nfs/backups"\
+                        "--options \"crossmnt,async\" --sec krb5p"
+        exit
+}
+
+opts=$(getopt -o "c:,f,h,o:,p:,s:" -l "clients:,force, help,options:,path:,sec:" -- "$@")
+eval set -- "$opts"
+clients=
+options=""
+path=
+sec="sys"
+force=0
+while true
+do 
+        case "$1" in
+                '-c' | '--clients') clients="$2" shift 2; continue ;;
+                '-f' | '--force') force=1 shift; continue ;;
+                '-o' | '--options') options="$2" shift 2; continue ;;
+                '-p' | '--path') path="$2" shift 2; continue ;;
+                '-s' | '--sec') sec="$2" shift 2; continue ;;
+                '-h' | '--help') help ;;
+                '--') shift; break ;;
+        esac 
+done
+[ -z "$clients" ] && help
+[ -z "$path" ] && help
+
+# Validate path
+[ "$(echo $path | cut -d'/' -f1)" != "" ] && 
+                echo "error: path is not absolute" && exit 1
+[ ! -d $path -a $force -eq 0 ] && 
+                echo "error: directory does not exist (use -f to create)" && exit 1
+[ ! -d $path -a $force -eq 1 ] && mkdir -p $path 
+
+# Set some sane defaults if no options are specified
+[ "$options" = "" ] && options="rw,sync,no_subtree_check"
+
+# Make sure security option is valid
+[ $sec != "sys" -a $sec != "krb5" -a $sec != "krb5i" -a $sec != "krb5p" ] &&
+                echo "error: invalid security option - must be one of sys,krb5,krb5i,krb5p"
+
+echo "$path\t$clients(sec=$sec,$options)" >> /etc/exports
+exportfs -au
+exportfs -ar