David Schroeder
40 lines
1011 B
Bash
40 lines
1011 B
Bash
#!/usr/bin/env bash
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# Pure VirtIO filename helpers shared by TA-ProxMenu and its tests.
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TAPM_VIRTIO_FILENAME_FROM_URL() {
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local url="${1%%\?*}"
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local filename="${url##*/}"
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[[ "$filename" =~ ^virtio-win(-0\.1\.[0-9]+)?\.iso$ ]] || return 1
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printf '%s\n' "$filename"
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}
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TAPM_VIRTIO_LABELED_FILENAME() {
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local source_filename="$1"
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local label="$2"
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local version=''
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[[ "$label" =~ ^[a-z0-9-]+$ ]] || return 1
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if [[ "$source_filename" =~ ^virtio-win-(0\.1\.[0-9]+)\.iso$ ]]; then
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version="${BASH_REMATCH[1]}"
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elif [[ "$source_filename" != 'virtio-win.iso' ]]; then
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return 1
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fi
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printf 'virtio-win-%s%s.iso\n' "$label" "${version:+-${version}}"
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}
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TAPM_VIRTIO_CACHE_VALID() {
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local checked_at="${1:-}"
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local now="${2:-}"
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local max_age="${3:-}"
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local filename="${4:-}"
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[[ "$checked_at" =~ ^[0-9]+$ &&
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"$now" =~ ^[0-9]+$ &&
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"$max_age" =~ ^[1-9][0-9]*$ &&
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"$filename" =~ ^virtio-win(-[0-9]+\.[0-9]+\.[0-9]+)?\.iso$ ]] ||
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return 1
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(( now >= checked_at && now - checked_at < max_age ))
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}
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