41 lines
1013 B
Bash
Executable File
41 lines
1013 B
Bash
Executable File
#!/bin/sh
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set -eu
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# Fetch helper contract:
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# DEP_PKG_MIRROR=https://mirror.example.com/monok8s
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# mirror URL = ${DEP_PKG_MIRROR}/${mirror_path}
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if [ "$#" -ne 3 ]; then
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echo "usage: fetch-artifact <mirror-path> <output-file> <upstream-url>" >&2
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exit 2
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fi
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mirror_path="$1"
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out="$2"
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upstream_url="$3"
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mkdir -p "$(dirname "$out")"
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rm -f "$out"
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if [ -n "${DEP_PKG_MIRROR:-}" ]; then
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mirror_url="${DEP_PKG_MIRROR%/}/${mirror_path}"
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echo "fetch-artifact: trying mirror: ${mirror_url}" >&2
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if curl -fL --retry 3 -o "$out" "$mirror_url"; then
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exit 0
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fi
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rm -f "$out"
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if [ "${DEP_PKG_OFFLINE:-0}" = "1" ]; then
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echo "fetch-artifact: mirror miss and DEP_PKG_OFFLINE=1: ${mirror_url}" >&2
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exit 1
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fi
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fi
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if [ "${DEP_PKG_OFFLINE:-0}" = "1" ]; then
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echo "fetch-artifact: DEP_PKG_OFFLINE=1 and no usable mirror for ${mirror_path}" >&2
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exit 1
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fi
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echo "fetch-artifact: fetching upstream: ${upstream_url}" >&2
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curl -fL --retry 3 -o "$out" "$upstream_url"
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