30 lines
1.0 KiB
TypeScript
30 lines
1.0 KiB
TypeScript
const secretPatterns: { pattern: RegExp; replacement: string }[] = [
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{ pattern: /ghs_[A-Za-z0-9_]+/g, replacement: '[redacted]' },
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{ pattern: /github_pat_[A-Za-z0-9_]+/g, replacement: '[redacted]' },
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{ pattern: /sk-[A-Za-z0-9_-]+/g, replacement: '[redacted]' },
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{
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pattern: /(client_secret|auth_secret|api_key|token|password)=([^ \n\r]+)/gi,
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replacement: '$1=[redacted]',
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},
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];
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export const createRedactor = (values: string[]) => {
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const secrets = values.filter((value) => value.length >= 3);
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return (input: string) => {
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let output = input;
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for (const secret of secrets) {
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output = output.split(secret).join('[redacted]');
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}
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for (const { pattern, replacement } of secretPatterns) {
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output = output.replace(pattern, replacement);
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}
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return output;
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};
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};
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export const truncate = (value: string, maxBytes: number) => {
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const buffer = Buffer.from(value);
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if (buffer.byteLength <= maxBytes) return value;
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return `${buffer.subarray(0, maxBytes).toString('utf8')}\n[truncated]`;
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};
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