lxc-create: Allow for empty or unset template name

This restores an old behaviour where lxc-create can be called without a template. In such case, only a minimal configuration is built and no rootfs is created. However the various backingstore code is still used. Signed-off-by: Stéphane Graber <stgraber@ubuntu.com> Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>

lxc-create: Allow for empty or unset template name
ab4a1501 · Stéphane Graber · 1c6085cd · ab4a1501
Commit ab4a1501 authored Dec 07, 2012 by Stéphane Graber
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Showing with 11 additions and 11 deletions

lxc-create.in src/lxc/lxc-create.in +11 -11

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--- a/src/lxc/lxc-create.in
+++ b/src/lxc/lxc-create.in
@@ -284,19 +284,19 @@ if [ ! -r "$lxc_config" ]; then
    exit 1
 fi

-# Allow for a path to be provided as the template name
-if [ -x "$lxc_template" ]; then
-    template_path=$lxc_template
-else
-    template_path=${templatedir}/lxc-$lxc_template
-fi
+if [ ! -z "$lxc_template" ]; then
+    # Allow for a path to be provided as the template name
+    if [ -x "$lxc_template" ]; then
+        template_path=$lxc_template
+    else
+        template_path=${templatedir}/lxc-$lxc_template
+    fi

-if ! [ -x "$template_path" ]; then
-    echo "$(basename $0): unknown template '$lxc_template'" >&2
-    cleanup
-fi
+    if ! [ -x "$template_path" ]; then
+        echo "$(basename $0): unknown template '$lxc_template'" >&2
+        cleanup
+    fi

-if [ ! -z "$lxc_template" ]; then
    sum=$(sha1sum $template_path | cut -d ' ' -f1)
    echo "# Template used to create this container: $lxc_template" >> $lxc_path/$lxc_name/config
    if [ -n "$*" ]; then