docker: add expected log functions to alpine docker-start

Some basic functions are required by frrcommon.sh

Signed-off-by: Quentin Young <qlyoung@nvidia.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/docker/alpine/docker-start b/docker/alpine/docker-start
index c20df42e8e..698f4f93c9 100755
--- a/docker/alpine/docker-start
+++ b/docker/alpine/docker-start
@@ -1,4 +1,18 @@
 #!/bin/ash
 
+if [ -r "/lib/lsb/init-functions" ]; then
+        . /lib/lsb/init-functions
+else
+        log_success_msg() {
+                echo "$@"
+        }
+        log_warning_msg() {
+                echo "$@" >&2
+        }
+        log_failure_msg() {
+                echo "$@" >&2
+        }
+fi
+
 source /usr/lib/frr/frrcommon.sh
 /usr/lib/frr/watchfrr $(daemon_list)