bash script that creates mongodb indexes for imbo (#452)

* bash script that creates mongodb indexes for imbo

bin/imbo-mongo-indexes.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+
+printf "Usage: $0 [mongo-host[:port]] [database-name] [non-interactive]\n\n"
+
+# Get mongodb host from first arg
+if [ -z ${1+x} ]; then
+    echo "Mongo host is undefined, assuming localhost.";
+    MONGOHOST="127.0.0.1:27017"
+else
+    echo "Mongo host is set to '$1'";
+    MONGOHOST="$1"
+fi
+
+# Get mongodb database name from second arg
+if [ -z ${2+x} ]; then
+    echo "Database name is undefined, assuming imbo.";
+    DBNAME="imbo"
+else
+    echo "Database name is set to '$2'";
+    DBNAME="$2"
+fi
+
+# confirm values if interactive
+if [ "$#" -gt "2" ]; then
+    if [ $3 == "non-interactive" ]; then
+        echo "Not interactive, moving on."
+    fi
+else
+    echo "Are the above values correct?"
+    read -p "(yes/no): " CONFIRM
+    if [ ! ${CONFIRM} == "yes" ]; then
+        exit 2
+    fi
+fi
+
+mongo ${MONGOHOST}/${DBNAME} <<EOF
+ db.image.ensureIndex({"user": 1, "imageIdentifier": 1}, { background: true })
+ db.image.ensureIndex({"user": 1, "added": -1}, { background: true })
+ db.image.ensureIndex({"user": 1, "updated": -1}, { background: true })
+EOF