feat: poc pdp retrieval #8
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pyropy
reviewed
May 22, 2025
lib/retrieval.js
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| @@ -0,0 +1,48 @@ | |||
| import fetch from 'node-fetch' | |||
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There's no need for using node-fetch as fetch is part of the standard library for node versions 18+ (we're using 22).
| @@ -0,0 +1,48 @@ | |||
| import fetch from 'node-fetch' | |||
| import pRetry from 'p-retry' | |||
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It's aweesome that you've added p-retry 👍🏻
test/retrieval_tests.js
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| const testFilePath = path.join(__dirname, 'testData.pdf') | ||
| const testData = await fs.readFile(testFilePath) | ||
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| const expectedHash = createHash('sha256').update(testData).digest('hex') |
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We can save expectedHash as a constant rather then computing it for every time we run this test. This could also enable us to remove the testData.pdf file from the repository.
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Summary
This PR introduces the initial implementation of the PDP Checker tool for downloading files based on Content Identifiers (CIDs).
Changes
Core Functionality:
retrieveFilefor fetching files with retry logic.Testing:
Closes #3