aboutsummaryrefslogtreecommitdiffstats
path: root/INSTALL/wait_for_net.sh
diff options
context:
space:
mode:
authorStephane Desneux <stephane.desneux@iot.bzh>2016-11-30 23:53:02 +0100
committerStephane Desneux <stephane.desneux@iot.bzh>2016-11-30 23:53:02 +0100
commit19828c52e5b50de79739e2c206382be74e596847 (patch)
tree1a29e87054648ae49ebd36aaf68737e8dcef0be7 /INSTALL/wait_for_net.sh
parent5e50ec8d65705b41140d06ec13611f0b3108f7b9 (diff)
group build files into folder INSTALL
Change-Id: Ib76d53f9ff0aed21f12ebd7aac66c1e877bea4a5 Signed-off-by: Stephane Desneux <stephane.desneux@iot.bzh>
Diffstat (limited to 'INSTALL/wait_for_net.sh')
-rwxr-xr-xINSTALL/wait_for_net.sh19
1 files changed, 19 insertions, 0 deletions
diff --git a/INSTALL/wait_for_net.sh b/INSTALL/wait_for_net.sh
new file mode 100755
index 0000000..354e76a
--- /dev/null
+++ b/INSTALL/wait_for_net.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+### this script is used as entrypoint of the docker container to wait for network to be up ###
+
+IFACE="veth0 eth0"
+
+function wait_net() {
+ for i in $IFACE; do
+ [[ "$(cat /sys/class/net/$i/operstate 2>/dev/null)" == "up" ]] && return 1
+ done
+ return 0
+}
+
+while wait_net; do
+ sleep 1
+done
+
+[[ $# > 0 ]] && exec "$@"
+exec /bin/bash -l