fix (JupyterHub): Uploaded run-hooks.sh

jupyterhub/tensorflow-gpu/run-hooks.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+# Copyright (c) Jupyter Development Team.
+# Distributed under the terms of the Modified BSD License.
+
+# The run-hooks.sh script looks for *.sh scripts to source
+# and executable files to run within a passed directory
+
+if [ "$#" -ne 1 ]; then
+    echo "Should pass exactly one directory"
+    return 1
+fi
+
+if [[ ! -d "${1}" ]] ; then
+    echo "Directory ${1} doesn't exist or is not a directory"
+    return 1
+fi
+
+echo "Running hooks in: ${1} as uid: $(id -u) gid: $(id -g)"
+for f in "${1}/"*; do
+    # Hadling a case when the directory is empty
+    [ -e "${f}" ] || continue
+    case "${f}" in
+        *.sh)
+            echo "Sourcing shell script: ${f}"
+            # shellcheck disable=SC1090
+            source "${f}"
+            # shellcheck disable=SC2181
+            if [ $? -ne 0 ] ; then
+                echo "${f} has failed, continuing execution"
+            fi
+            ;;
+        *)
+            if [ -x "${f}" ] ; then
+                echo "Running executable: ${f}"
+                "${f}"
+                # shellcheck disable=SC2181
+                if [ $? -ne 0 ] ; then
+                    echo "${f} has failed, continuing execution"
+                fi
+            else
+                echo "Ignoring non-executable: ${f}"
+            fi
+            ;;
+    esac
+done
+echo "Done running hooks in: ${1}"