mirror of
https://github.com/xcat2/xcat-core.git
synced 2026-10-21 23:28:19 +00:00
Vinícius Ferrão
89 lines
1.5 KiB
Bash
Executable File
89 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
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set -u
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metadata_file=
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metadata_temporary=
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once=0
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destination=${XCATDEST:-}
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request_pid=
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usage() {
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printf '%s\n' 'Usage: nextdestiny [ENDPOINT] [--metadata FILE] [--once]' >&2
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exit 2
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}
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while (($# > 0)); do
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case "$1" in
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--metadata)
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(($# >= 2)) || usage
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metadata_file=$2
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shift 2
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;;
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--once)
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once=1
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shift
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;;
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--)
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shift
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(($# <= 1)) || usage
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if (($# == 1)); then
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destination=$1
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fi
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break
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;;
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-*) usage ;;
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*)
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if [[ -z $destination ]]; then
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destination=$1
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fi
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shift
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;;
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esac
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done
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[[ -n $destination ]] || usage
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source "$(dirname -- "${BASH_SOURCE[0]}")/../lib/xcat/destiny.sh" || exit 1
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temporary_dir=$(mktemp -d "${TMPDIR:-/tmp}/nextdestiny.XXXXXX") || exit 1
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request_file=$temporary_dir/request.xml
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response_file=$temporary_dir/response.xml
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trap cleanup EXIT
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trap 'terminate 129' HUP
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trap 'terminate 130' INT
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trap 'terminate 143' TERM
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printf '%s\n' \
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'<xcatrequest>' \
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'<command>nextdestiny</command>' \
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'<callback_port>300</callback_port>' \
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'</xcatrequest>' >"$request_file"
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request_destiny() {
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send_destiny_request || true
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[[ -s $response_file ]]
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}
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if ((once)); then
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request_destiny \
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&& { grep -q '<destiny>' "$response_file" \
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|| grep -q '<error>' "$response_file"; } \
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|| exit 1
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else
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request_destiny || true
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fi
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destiny=$(extract_element destiny)
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if [[ -z $destiny ]]; then
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error=$(extract_element error)
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[[ -n $error ]] || error='No destiny command received'
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destiny="error=$error"
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fi
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if [[ -n $metadata_file ]]; then
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write_metadata nextdestiny
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fi
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printf '%s\n' "$destiny"
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