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26 lines
707 B
Bash
Executable File
26 lines
707 B
Bash
Executable File
#!/usr/bin/env bash
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# This tool generates code in shell which is meant to be inline'd into
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# a larger script; called with a variable name and a path, it produces
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# a script which will result in that variable being set to the path to
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# the contents of that path.
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#
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# This is used in bootstrap-aws-installer to bundle local files into
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# the EC2 user data, so that those canonical versions can be used to
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# bootstrap the host.
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set -eu
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var="$1"
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file="$2"
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mode="$(stat -c "%a" "$file")"
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encoded="$(gzip --stdout "$file" | base64)"
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cat <<embedded-shell-output
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$var="\$(mktemp)"
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chmod "$mode" "\$$var"
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base64 -d <<"encoded-shell-script" | gzip -d > "\$$var"
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$encoded
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encoded-shell-script
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embedded-shell-output
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