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forgejo/models/actions/runner_test.go
Emmanuel BENOÎT 0801518f5d fix(actions): prevent deleted records' UUID from colliding with new records (#3830)
This commit changes the code that deletes a runner so it updates the UUID before deleting the record. The new UUID is set to 8 0xff bytes followed by a little endian version of the record's numeric ID. Such UUIDs cannot be created from tokens when registering runners, as the first 16 bytes of the token are in the `[0-9a-f]` range. This should prevent deleted runners from colliding with new records if the tokens share the same first 16 characters.

It is a possible solution to issue #3828

Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/3830
Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org>
Co-authored-by: Emmanuel BENOÎT <tseeker@nocternity.net>
Co-committed-by: Emmanuel BENOÎT <tseeker@nocternity.net>
2024-05-19 10:46:15 +00:00

59 lines
2 KiB
Go

// SPDX-License-Identifier: MIT
package actions
import (
"encoding/binary"
"fmt"
"testing"
"code.gitea.io/gitea/models/db"
"code.gitea.io/gitea/models/unittest"
"github.com/stretchr/testify/assert"
)
func TestDeleteRunner(t *testing.T) {
const recordID = 12345678
assert.NoError(t, unittest.PrepareTestDatabase())
before := unittest.AssertExistsAndLoadBean(t, &ActionRunner{ID: recordID})
err := DeleteRunner(db.DefaultContext, recordID)
assert.NoError(t, err)
var after ActionRunner
found, err := db.GetEngine(db.DefaultContext).ID(recordID).Unscoped().Get(&after)
assert.NoError(t, err)
assert.True(t, found)
// Most fields (namely Name, Version, OwnerID, RepoID, Description, Base, RepoRange,
// TokenHash, TokenSalt, LastOnline, LastActive, AgentLabels and Created) are unaffected
assert.Equal(t, before.Name, after.Name)
assert.Equal(t, before.Version, after.Version)
assert.Equal(t, before.OwnerID, after.OwnerID)
assert.Equal(t, before.RepoID, after.RepoID)
assert.Equal(t, before.Description, after.Description)
assert.Equal(t, before.Base, after.Base)
assert.Equal(t, before.RepoRange, after.RepoRange)
assert.Equal(t, before.TokenHash, after.TokenHash)
assert.Equal(t, before.TokenSalt, after.TokenSalt)
assert.Equal(t, before.LastOnline, after.LastOnline)
assert.Equal(t, before.LastActive, after.LastActive)
assert.Equal(t, before.AgentLabels, after.AgentLabels)
assert.Equal(t, before.Created, after.Created)
// Deleted contains a value
assert.NotNil(t, after.Deleted)
// UUID was modified
assert.NotEqual(t, before.UUID, after.UUID)
// UUID starts with ffffffff-ffff-ffff-
assert.Equal(t, "ffffffff-ffff-ffff-", after.UUID[:19])
// UUID ends with LE binary representation of record ID
idAsBinary := make([]byte, 8)
binary.LittleEndian.PutUint64(idAsBinary, uint64(recordID))
idAsHexadecimal := fmt.Sprintf("%.2x%.2x-%.2x%.2x%.2x%.2x%.2x%.2x", idAsBinary[0],
idAsBinary[1], idAsBinary[2], idAsBinary[3], idAsBinary[4], idAsBinary[5],
idAsBinary[6], idAsBinary[7])
assert.Equal(t, idAsHexadecimal, after.UUID[19:])
}