30 lines
523 B
Cheetah
30 lines
523 B
Cheetah
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#! /bin/bash
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set -eu
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file_env() {
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local var="$1"
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local fileVar="${var}_FILE"
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local def="${2:-}"
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if [ "${!var:-}" ] && [ "${!fileVar:-}" ]; then
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echo >&2 "error: both $var and $fileVar are set (but are exclusive)"
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exit 1
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fi
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local val="$def"
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if [ "${!var:-}" ]; then
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val="${!var}"
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elif [ "${!fileVar:-}" ]; then
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val="$(< "${!fileVar}")"
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fi
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export "$var"="$val"
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unset "$fileVar"
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}
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file_env "MASTODON_ACCESS_TOKEN"
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echo "Passing it back to the upstream ENTRYPOINT/CMD..."
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exec "$@"
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