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Diffstat (limited to 'docker/wait_for_net.sh')
-rwxr-xr-x | docker/wait_for_net.sh | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/docker/wait_for_net.sh b/docker/wait_for_net.sh new file mode 100755 index 0000000..354e76a --- /dev/null +++ b/docker/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 |