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fix(migrations): preserve SHA-256 pull request commit IDs (#39343)

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* Fixes #39339

---------

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
This commit is contained in:
breken
2026-09-19 12:41:41 +00:00
committed by GitHub
co-authored by wxiaoguang
parent 2a3d047339
commit cc34c26172
17 changed files with 105 additions and 128 deletions
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modules/git/object_format.go
+14 -62
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@@ -6,16 +6,9 @@ package git
import (
"crypto/sha1"
"crypto/sha256"
"regexp"
"strconv"
)
// sha1Pattern can be used to determine if a string is a valid sha
var sha1Pattern = regexp.MustCompile(`^[0-9a-f]{4,40}$`)
// sha256Pattern can be used to determine if a string is a valid sha
var sha256Pattern = regexp.MustCompile(`^[0-9a-f]{4,64}$`)
type ObjectFormat interface {
// Name returns the name of the object format
Name() string
@@ -25,8 +18,6 @@ type ObjectFormat interface {
EmptyTree() ObjectID
// FullLength is the length of the hash's hex string
FullLength() int
// IsValid returns true if the input is a valid hash
IsValid(input string) bool
// MustID creates a new ObjectID from a byte slice
MustID(b []byte) ObjectID
// ComputeHash compute the hash for a given ObjectType and content
@@ -41,19 +32,10 @@ var (
emptySha1Tree = &Sha1Hash{0x4b, 0x82, 0x5d, 0xc6, 0x42, 0xcb, 0x6e, 0xb9, 0xa0, 0x60, 0xe5, 0x4b, 0xf8, 0xd6, 0x92, 0x88, 0xfb, 0xee, 0x49, 0x04}
)
func (Sha1ObjectFormatImpl) Name() string { return "sha1" }
func (Sha1ObjectFormatImpl) EmptyObjectID() ObjectID {
return emptySha1ObjectID
}
func (Sha1ObjectFormatImpl) EmptyTree() ObjectID {
return emptySha1Tree
}
func (Sha1ObjectFormatImpl) FullLength() int { return 40 }
func (Sha1ObjectFormatImpl) IsValid(input string) bool {
return sha1Pattern.MatchString(input)
}
func (Sha1ObjectFormatImpl) Name() string { return "sha1" }
func (Sha1ObjectFormatImpl) EmptyObjectID() ObjectID { return emptySha1ObjectID }
func (Sha1ObjectFormatImpl) EmptyTree() ObjectID { return emptySha1Tree }
func (Sha1ObjectFormatImpl) FullLength() int { return 40 }
func (Sha1ObjectFormatImpl) MustID(b []byte) ObjectID {
var id Sha1Hash
copy(id[0:20], b)
@@ -83,19 +65,10 @@ var (
}
)
func (Sha256ObjectFormatImpl) Name() string { return "sha256" }
func (Sha256ObjectFormatImpl) EmptyObjectID() ObjectID {
return emptySha256ObjectID
}
func (Sha256ObjectFormatImpl) EmptyTree() ObjectID {
return emptySha256Tree
}
func (Sha256ObjectFormatImpl) FullLength() int { return 64 }
func (Sha256ObjectFormatImpl) IsValid(input string) bool {
return sha256Pattern.MatchString(input)
}
func (Sha256ObjectFormatImpl) Name() string { return "sha256" }
func (Sha256ObjectFormatImpl) EmptyObjectID() ObjectID { return emptySha256ObjectID }
func (Sha256ObjectFormatImpl) EmptyTree() ObjectID { return emptySha256Tree }
func (Sha256ObjectFormatImpl) FullLength() int { return 64 }
func (Sha256ObjectFormatImpl) MustID(b []byte) ObjectID {
var id Sha256Hash
copy(id[0:32], b)
@@ -115,34 +88,13 @@ func (h Sha256ObjectFormatImpl) ComputeHash(t ObjectType, content []byte) Object
type invalidObjectFormatImpl struct{}
var emptyInvalidObjectID = &Sha1Hash{}
func (h invalidObjectFormatImpl) Name() string {
return "invalid-object-format"
}
func (h invalidObjectFormatImpl) EmptyObjectID() ObjectID {
return emptyInvalidObjectID
}
func (h invalidObjectFormatImpl) EmptyTree() ObjectID {
return emptyInvalidObjectID
}
func (h invalidObjectFormatImpl) FullLength() int {
return len(emptyInvalidObjectID) * 2
}
func (h invalidObjectFormatImpl) IsValid(input string) bool {
return false
}
func (h invalidObjectFormatImpl) MustID(b []byte) ObjectID {
return emptyInvalidObjectID
}
func (h invalidObjectFormatImpl) Name() string { return "invalid-object-format" }
func (h invalidObjectFormatImpl) EmptyObjectID() ObjectID { return &Sha1Hash{} }
func (h invalidObjectFormatImpl) EmptyTree() ObjectID { return h.EmptyObjectID() }
func (h invalidObjectFormatImpl) FullLength() int { return len(h.EmptyObjectID().RawValue()) * 2 }
func (h invalidObjectFormatImpl) MustID(b []byte) ObjectID { return h.EmptyObjectID() }
func (h invalidObjectFormatImpl) ComputeHash(t ObjectType, content []byte) ObjectID {
return emptyInvalidObjectID
return h.EmptyObjectID()
}
var (