44 lines
1.2 KiB
Bash
Executable File
44 lines
1.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Copyright 2021 The cert-manager Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -eu -o pipefail
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while (($#)); do
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f=$1
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if [[ ! -f "$f" ]]; then
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echo "$f doesn't exist, exiting" 1>&2
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exit 1
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fi
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# The YAML spec requires that a YAML directive only appears once in a document
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# We probably won't have any directives, so we just check for any directive and
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# fail if there's one in any of the files
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# https://yaml.org/spec/1.2.2/#681-yaml-directives
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if grep -q "%YAML" "$f"; then
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echo "found %YAML directive in file; this can't be handled safely by this script" 1>&2
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exit 1
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fi
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cat "$f"
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shift
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# if there's at least one more file left, output the YAML file separator
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if [[ $# -gt 0 ]]; then
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echo "---"
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fi
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done
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