45 lines
1.1 KiB
Nim
45 lines
1.1 KiB
Nim
# SPDX-FileCopyrightText: ☭ Emery Hemingway
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# SPDX-License-Identifier: Unlicense
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from os import commandLineParams
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import preserves, syndicate/capabilities, syndicate/protocols/sturdy
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const usage = """
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mintsturdyref OID < SECRET_KEY
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Mint Sturdyrefs using a sixteen-byte secret key read from stdin using OIDs
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passed as command-line parameters.
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Example:
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mintsturdyref '"syndicate"' < /dev/null
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See:
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https://synit.org/book/operation/builtin/gatekeeper.html#sturdyrefs
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https://synit.org/book/glossary.html?highlight=oid#oid
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"""
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proc main =
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var oids: seq[Value]
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for p in commandLineParams():
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case p
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of "-h", "--help", "?":
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quit(usage)
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else:
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add(oids, parsePreserves p)
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if oids.len == 0:
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stderr.writeLine """using the "syndicate" OID"""
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oids.add(toPreserves "syndicate")
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var key: array[16, byte]
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case readBytes(stdin, key, 0, 16)
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of 16: discard
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of 0: stderr.writeLine "using null key"
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else: quit "expected sixteen bytes of key from stdin"
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for oid in oids:
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let sturdy = mint(key, oid)
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doAssert validate(key, sturdy)
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stdout.writeLine(sturdy)
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main()
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