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4c5326ce85
Otherwise prepare-base is likely to fail when first run (but then succeed when rerun, because the container is left running), because the container isn't up yet when we try to operate in it. Also clean up the placement of `set -e` vs `set -x`.
43 lines
898 B
Bash
Executable File
43 lines
898 B
Bash
Executable File
#!/bin/bash
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set -e
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usage() {
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echo "usage: lxc-wait -n CONTAINER" >&2
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exit 1
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}
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args="$(getopt -o +n: --long help,name: -- "$@")"
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eval "set -- $args"
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while true; do
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case "$1" in
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--help) usage;;
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-n|--name) CONTAINER_NAME="$2"; shift; shift;;
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--) shift; break;;
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*) usage;;
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esac
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done
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if [ -z "$CONTAINER_NAME" ] || [ "$#" -gt 0 ]; then
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usage
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fi
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if [ "$EUID" -ne 0 ]; then
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echo "error: this script must be run as root" >&2
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exit 1
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fi
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# We poll.
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for i in {1..60}; do
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echo "lxc-wait: $CONTAINER_NAME: polling for boot..." >&2
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runlevel="$(lxc-attach -n "$CONTAINER_NAME" -- runlevel 2>/dev/null)" \
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|| { sleep 1; continue; }
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if [ "$runlevel" != "${0%[0-9]}" ]; then
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echo "lxc-wait: $CONTAINER_NAME: booted!" >&2
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exit 0
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fi
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sleep 1
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done
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echo "error: timeout waiting for container to boot" >&2
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exit 1
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