9118dc8a50
This information is present in the .narinfo files, it should have gone there. Change-Id: Ib43d0cf30c2795bf1fe77c46646174353ade0458 Reviewed-on: https://cl.tvl.fyi/c/depot/+/9794 Autosubmit: flokli <flokli@flokli.de> Reviewed-by: Connor Brewster <cbrewster@hey.com> Tested-by: BuildkiteCI
72 lines
2.3 KiB
Protocol Buffer
72 lines
2.3 KiB
Protocol Buffer
// SPDX-License-Identifier: MIT
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// Copyright © 2022 The Tvix Authors
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syntax = "proto3";
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package tvix.store.v1;
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import "tvix/castore/protos/castore.proto";
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option go_package = "code.tvl.fyi/tvix/store-go;storev1";
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// PathInfo shows information about a Nix Store Path.
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// That's a single element inside /nix/store.
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message PathInfo {
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// The path can be a directory, file or symlink.
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tvix.castore.v1.Node node = 1;
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// List of references (output path hashes)
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// This really is the raw *bytes*, after decoding nixbase32, and not a
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// base32-encoded string.
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repeated bytes references = 2;
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// see below.
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NARInfo narinfo = 3;
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}
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// Represents a path in the Nix store (a direct child of STORE_DIR).
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// It is commonly formatted by a nixbase32-encoding the digest, and
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// concatenating the name, separated by a `-`.
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message StorePath {
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// The string after digest and `-`.
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string name = 1;
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// The digest (20 bytes).
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bytes digest = 2;
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}
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// Nix C++ uses NAR (Nix Archive) as a format to transfer store paths,
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// and stores metadata and signatures in NARInfo files.
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// Store all these attributes in a separate message.
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//
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// This is useful to render .narinfo files to clients, or to preserve/validate
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// these signatures.
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// As verifying these signatures requires the whole NAR file to be synthesized,
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// moving to another signature scheme is desired.
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// Even then, it still makes sense to hold this data, for old clients.
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message NARInfo {
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// This represents a (parsed) signature line in a .narinfo file.
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message Signature {
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string name = 1;
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bytes data = 2;
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};
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// This size of the NAR file, in bytes.
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uint64 nar_size = 1;
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// The sha256 of the NAR file representation.
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bytes nar_sha256 = 2;
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// The signatures in a .narinfo file.
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repeated Signature signatures = 3;
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// A list of references. To validate .narinfo signatures, a fingerprint
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// needs to be constructed.
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// This fingerprint doesn't just contain the hashes of the output paths of
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// all references (like PathInfo.references), but their whole (base)names,
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// so we need to keep them somewhere.
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repeated string reference_names = 4;
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// The StorePath of the .drv file producing this output.
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// The .drv suffix is omitted in its `name` field.
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StorePath deriver = 5;
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}
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