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authorFlorian Klink <flokli@flokli.de>2023-10-17T12·42+0100
committerflokli <flokli@flokli.de>2023-10-17T19·51+0000
commit1b26bf21e3305232b9bbdc928a063da9be9eaee0 (patch)
treed5ee335a6c76cc54095266ec685e4a8dae515a2e /tvix/store/protos/pathinfo.go
parente38733a955f6f6fc8962cf0e669d9cf4696bc14d (diff)
chore(tvix): move store golang bindings to tvix/store-go r/6844
Similar to the castore-go CL before, this also updates the store-go
bindings to the new layout.

Change-Id: Id73d7ad43f7d70171ab021728e303300c5db71f0
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9788
Tested-by: BuildkiteCI
Reviewed-by: Connor Brewster <cbrewster@hey.com>
Diffstat (limited to 'tvix/store/protos/pathinfo.go')
-rw-r--r--tvix/store/protos/pathinfo.go99
1 files changed, 0 insertions, 99 deletions
diff --git a/tvix/store/protos/pathinfo.go b/tvix/store/protos/pathinfo.go
deleted file mode 100644
index 8c0b94f200c1..000000000000
--- a/tvix/store/protos/pathinfo.go
+++ /dev/null
@@ -1,99 +0,0 @@
-package storev1
-
-import (
-	"bytes"
-	"crypto/sha256"
-	"encoding/base64"
-	"fmt"
-
-	"github.com/nix-community/go-nix/pkg/storepath"
-)
-
-// Validate performs some checks on the PathInfo struct, returning either the
-// StorePath of the root node, or an error.
-func (p *PathInfo) Validate() (*storepath.StorePath, error) {
-	// ensure References has the right number of bytes.
-	for i, reference := range p.GetReferences() {
-		if len(reference) != storepath.PathHashSize {
-			return nil, fmt.Errorf("invalid length of digest at position %d, expected %d, got %d", i, storepath.PathHashSize, len(reference))
-		}
-	}
-
-	// If there's a Narinfo field populated..
-	if narInfo := p.GetNarinfo(); narInfo != nil {
-		// ensure the NarSha256 digest has the correct length.
-		if len(narInfo.GetNarSha256()) != sha256.Size {
-			return nil, fmt.Errorf("invalid number of bytes for NarSha256: expected %d, got %d", sha256.Size, len(narInfo.GetNarSha256()))
-		}
-
-		// ensure the number of references matches len(References).
-		if len(narInfo.GetReferenceNames()) != len(p.GetReferences()) {
-			return nil, fmt.Errorf("inconsistent number of references: %d (references) vs %d (narinfo)", len(narInfo.GetReferenceNames()), len(p.GetReferences()))
-		}
-
-		// for each ReferenceName…
-		for i, referenceName := range narInfo.GetReferenceNames() {
-			// ensure it parses to a store path
-			storePath, err := storepath.FromString(referenceName)
-			if err != nil {
-				return nil, fmt.Errorf("invalid ReferenceName at position %d: %w", i, err)
-			}
-
-			// ensure the digest matches the one at References[i]
-			if !bytes.Equal(p.GetReferences()[i], storePath.Digest) {
-				return nil, fmt.Errorf(
-					"digest in ReferenceName at position %d does not match digest in PathInfo, expected %s, got %s",
-					i,
-					base64.StdEncoding.EncodeToString(p.GetReferences()[i]),
-					base64.StdEncoding.EncodeToString(storePath.Digest),
-				)
-			}
-		}
-	}
-
-	// ensure there is a (root) node present
-	rootNode := p.GetNode()
-	if rootNode == nil {
-		return nil, fmt.Errorf("root node must be set")
-	}
-
-	if err := rootNode.Validate(); err != nil {
-		return nil, fmt.Errorf("root node failed validation: %w", err)
-	}
-
-	// for all three node types, ensure the name properly parses to a store path.
-	// This is a stricter check as the ones already performed in the rootNode.Validate() call.
-	var rootNodeName []byte
-
-	if node := rootNode.GetDirectory(); node != nil {
-		rootNodeName = node.GetName()
-	} else if node := rootNode.GetFile(); node != nil {
-		rootNodeName = node.GetName()
-	} else if node := rootNode.GetSymlink(); node != nil {
-		rootNodeName = node.GetName()
-	} else {
-		// already caught by rootNode.Validate()
-		panic("unreachable")
-	}
-
-	storePath, err := storepath.FromString(string(rootNodeName))
-	if err != nil {
-		return nil, fmt.Errorf("unable to parse root node name %s as StorePath: %w", rootNodeName, err)
-	}
-
-	// If the Deriver field is populated, ensure it parses to a StorePath.
-	// We can't check for it to *not* end with .drv, as the .drv files produced by
-	// recursive Nix end with multiple .drv suffixes, and only one is popped when
-	// converting to this field.
-	if p.Deriver != nil {
-		deriverStorePath := storepath.StorePath{
-			Name:   string(p.Deriver.GetName()),
-			Digest: p.Deriver.GetDigest(),
-		}
-		if err := deriverStorePath.Validate(); err != nil {
-			return nil, fmt.Errorf("invalid deriver field: %w", err)
-		}
-	}
-
-	return storePath, nil
-}