Updated install.sh

install.sh

@@ -1,14 +1,21 @@
 #!/bin/bash
 
-# Copyright Ferret Author(s) 2019
+defaultLocation="/usr/local/bin"
+defaultVersion="latest"
+location=${LAB_LOCATION:-$defaultLocation}
+version=${LAB_VERSION:-$defaultVersion}
+
+echo "Installing location $location"
+# Copyright MontFerret Team 2020
 version=$(curl -sI https://github.com/MontFerret/ferret/releases/latest | grep location | awk -F"/" '{ printf "%s", $NF }' | tr -d '\r')
+
 if [ ! $version ]; then
     echo "Failed while attempting to install ferret-cli. Please manually install:"
     echo ""
     echo "1. Open your web browser and go to https://github.com/MontFerret/ferret/releases"
     echo "2. Download the latest release for your platform."
     echo "3. chmod +x ./ferret"
-    echo "4. mv ./ferret /usr/local/bin"
+    echo "4. mv ./ferret $location"
     exit 1
 fi
 
@@ -18,8 +25,8 @@ hasCli() {
     if [ "$?" = "0" ]; then
         echo
         echo "You already have the ferret!"
-        export n=3
-        echo "Overwriting in $n seconds.. Press Control+C to cancel."
+        export n=5
+        echo "Overwriting in $n seconds... Press Control+C to cancel."
         echo
         sleep $n
     fi
@@ -84,14 +91,14 @@ getPackage() {
     ;;
     esac
 
-    if [ "$arch" == "" ]; then 
-        echo "${$arch} is not supported. Exiting"
+    if [ "$arch" = "" ]; then
+        echo "$arch is not supported. Exiting"
         exit 1
     fi
 
     suffix=$platform$arch
     targetDir="/tmp/ferret$suffix"
-    
+
     if [ "$userid" != "0" ]; then
         targetDir="$(pwd)/ferret$suffix"
     fi
@@ -106,13 +113,38 @@ getPackage() {
         rm $targetFile
     fi
 
+    echo
+
+    if [ $location = $defaultLocation ]; then
+        if [ "$userid" != "0" ]; then
+            echo
+            echo "========================================================="
+            echo "==    As the script was run as a non-root user the     =="
+            echo "==    following commands may need to be run manually   =="
+            echo "========================================================="
+            echo
+            echo "  sudo cp $targetFile $location/ferret"
+            echo "  rm -rf $targetDir"
+            echo
+
+            exit 1
+        fi
+    fi
+
+    if [ ! -d $location ]; then
+        mkdir $location
+    fi
+
     baseUrl=https://github.com/MontFerret/ferret/releases/download/$version
     url=$baseUrl/ferret$suffix.tar.gz
     echo "Downloading package $url as $targetFile"
 
     curl -sSL $url | tar xz -C $targetDir
 
-    if [ "$?" = "0" ]; then
+    if [ "$?" != "0" ]; then
+        echo "Failed to download file"
+        exit 1
+    fi
 
     # checkHash
 
@@ -120,21 +152,20 @@ getPackage() {
 
     echo "Download complete."
     echo
-    echo "Attempting to move $targetFile to /usr/local/bin"
+    echo "Attempting to move $targetFile to $location"
 
-    mv $targetFile /usr/local/bin/ferret
+    mv $targetFile "$location/ferret"
 
     if [ "$?" = "0" ]; then
-        echo "New version of ferret installed to /usr/local/bin"
+        echo "New version of ferret installed to $location"
     fi
 
     if [ -d $targetDir ]; then
         rm -rf $targetDir
     fi
 
-    ferret --version
-    fi
+    "$location/ferret" --version
 }
 
 hasCli
-getPackage
+getPackage