added usage to copy-in

remora/scripts/copy-in.sh

@@ -2,34 +2,67 @@
 
 set -e
 
-# ./copy-in.sh /lus/global test.in 1050 1051
-# ./copy-in.sh /lus/global testuser/test.in 1050 1051
+function usage() {
+    echo
+    echo "Create a file and/or directory at the rootpath with the given UID/GID."
+    echo "This is used prior to copy_in directives to ensure the FILEPATH/directory are in"
+    echo "place."
+    echo
+    echo "Syntax: copy-in.sh ROOT_DIR FILEPATH UID GID"
+    echo
+    echo "arguments:"
+    echo "ROOT_DIR      root path directory; assume this is the global lustre"
+    echo "              mount root (e.g. /lus/global)"
+    echo "FILEPATH      filepath to the FILEPATH to create. This should be a"
+    echo "              path (e.g. /testuser/test.in, test.in)"
+    echo "UID           user ID of the filepath"
+    echo "GID           groupd ID of the filepath"
+    echo
+    echo "examples:"
+    echo "copy-in.sh /lus/global test.in 1050 1051"
+    echo "copy-in.sh /lus/global testuser/test.in 1050 1051"
+    echo
+}
 
-ROOTDIR=$1
-FILE=$2
+ROOT_DIR=$1
+FILEPATH=$2
 MYUID=$3
 MYGID=$4
 
-# TODO: check args
-
-# Get the base diectory on top of global lustre (if any) and create the directory
-BASEDIR=$(dirname $FILE)
-if [ "$BASEDIR" != "." ]; then
-    mkdir -p "$ROOTDIR"/"$BASEDIR"
+if [[ -z "$ROOT_DIR" ]]; then
+    usage
+    exit 1
+elif [[ -z "$FILEPATH" ]]; then
+    usage
+    exit 1
+elif [[ -z "$MYUID" ]]; then
+    usage
+    exit 1
+elif [[ -z "$MYGID" ]]; then
+    usage
+    exit 1
 fi
 
-# Use the perl binary as our test file
-cp /usr/bin/perl "$ROOTDIR"/"$FILE"
+# Get the base diectory on top of global lustre and create the directory
+BASEDIR=$(dirname $FILEPATH)
+mkdir -p "$ROOT_DIR"/"$BASEDIR"
+
+# Use the perl binary as our test FILEPATH
+cp /usr/bin/perl "$ROOT_DIR"/"$FILEPATH"
 
 # Set the permissions of the base dir
-# TODO: Only if set?
-chown -R "$MYUID":"$MYGID" "$ROOTDIR"/"$BASEDIR"
+if [ "$BASEDIR" != "." ]; then
+    chown -R "$MYUID":"$MYGID" "$ROOT_DIR"/"$BASEDIR"
+# Otherwise just set the file directly if no base dir
+else
+    chown "$MYUID":"$MYGID" "$ROOT_DIR"/"$FILEPATH"
+fi
 
 # List the basedir contents
-ls -alhR "$ROOTDIR"/"$BASEDIR" #&>"$ROOTDIR"/"$MYUSER"/test.output
+ls -alhR "$ROOT_DIR"/"$BASEDIR" #&>"$ROOT_DIR"/"$MYUSER"/test.output
 
 # TODO md5sum
 
 set +e
 
-exit 0
+exit 0