Migrate .batch_lfs_pointers to Gitaly

Closes gitaly#921
This commit is contained in:
Ahmad Sherif 2018-01-17 13:21:46 +00:00
parent a403011e4f
commit 29fa930baf
4 changed files with 70 additions and 25 deletions

View file

@ -34,7 +34,7 @@ module Gitlab
def raw(repository, sha)
Gitlab::GitalyClient.migrate(:git_blob_raw) do |is_enabled|
if is_enabled
Gitlab::GitalyClient::BlobService.new(repository).get_blob(oid: sha, limit: MAX_DATA_DISPLAY_SIZE)
repository.gitaly_blob_client.get_blob(oid: sha, limit: MAX_DATA_DISPLAY_SIZE)
else
rugged_raw(repository, sha, limit: MAX_DATA_DISPLAY_SIZE)
end
@ -70,11 +70,19 @@ module Gitlab
# Returns array of Gitlab::Git::Blob
# Does not guarantee blob data will be set
def batch_lfs_pointers(repository, blob_ids)
blob_ids.lazy
.select { |sha| possible_lfs_blob?(repository, sha) }
.map { |sha| rugged_raw(repository, sha, limit: LFS_POINTER_MAX_SIZE) }
.select(&:lfs_pointer?)
.force
return [] if blob_ids.empty?
repository.gitaly_migrate(:batch_lfs_pointers) do |is_enabled|
if is_enabled
repository.gitaly_blob_client.batch_lfs_pointers(blob_ids)
else
blob_ids.lazy
.select { |sha| possible_lfs_blob?(repository, sha) }
.map { |sha| rugged_raw(repository, sha, limit: LFS_POINTER_MAX_SIZE) }
.select(&:lfs_pointer?)
.force
end
end
end
def binary?(data)
@ -258,7 +266,7 @@ module Gitlab
Gitlab::GitalyClient.migrate(:git_blob_load_all_data) do |is_enabled|
@data = begin
if is_enabled
Gitlab::GitalyClient::BlobService.new(repository).get_blob(oid: id, limit: -1).data
repository.gitaly_blob_client.get_blob(oid: id, limit: -1).data
else
repository.lookup(id).content
end

View file

@ -1331,6 +1331,10 @@ module Gitlab
@gitaly_remote_client ||= Gitlab::GitalyClient::RemoteService.new(self)
end
def gitaly_blob_client
@gitaly_blob_client ||= Gitlab::GitalyClient::BlobService.new(self)
end
def gitaly_conflicts_client(our_commit_oid, their_commit_oid)
Gitlab::GitalyClient::ConflictsService.new(self, our_commit_oid, their_commit_oid)
end

View file

@ -32,6 +32,26 @@ module Gitlab
binary: Gitlab::Git::Blob.binary?(data)
)
end
def batch_lfs_pointers(blob_ids)
request = Gitaly::GetLFSPointersRequest.new(
repository: @gitaly_repo,
blob_ids: blob_ids
)
response = GitalyClient.call(@gitaly_repo.storage_name, :blob_service, :get_lfs_pointers, request)
response.flat_map do |message|
message.lfs_pointers.map do |lfs_pointer|
Gitlab::Git::Blob.new(
id: lfs_pointer.oid,
size: lfs_pointer.size,
data: lfs_pointer.data,
binary: Gitlab::Git::Blob.binary?(lfs_pointer.data)
)
end
end
end
end
end
end

View file

@ -260,29 +260,42 @@ describe Gitlab::Git::Blob, seed_helper: true do
)
end
it 'returns a list of Gitlab::Git::Blob' do
blobs = described_class.batch_lfs_pointers(repository, [lfs_blob.id])
shared_examples 'fetching batch of LFS pointers' do
it 'returns a list of Gitlab::Git::Blob' do
blobs = described_class.batch_lfs_pointers(repository, [lfs_blob.id])
expect(blobs.count).to eq(1)
expect(blobs).to all( be_a(Gitlab::Git::Blob) )
expect(blobs.count).to eq(1)
expect(blobs).to all( be_a(Gitlab::Git::Blob) )
end
it 'silently ignores tree objects' do
blobs = described_class.batch_lfs_pointers(repository, [tree_object.oid])
expect(blobs).to eq([])
end
it 'silently ignores non lfs objects' do
blobs = described_class.batch_lfs_pointers(repository, [non_lfs_blob.id])
expect(blobs).to eq([])
end
it 'avoids loading large blobs into memory' do
# This line could call `lookup` on `repository`, so do here before mocking.
non_lfs_blob_id = non_lfs_blob.id
expect(repository).not_to receive(:lookup)
described_class.batch_lfs_pointers(repository, [non_lfs_blob_id])
end
end
it 'silently ignores tree objects' do
blobs = described_class.batch_lfs_pointers(repository, [tree_object.oid])
expect(blobs).to eq([])
context 'when Gitaly batch_lfs_pointers is enabled' do
it_behaves_like 'fetching batch of LFS pointers'
end
it 'silently ignores non lfs objects' do
blobs = described_class.batch_lfs_pointers(repository, [non_lfs_blob.id])
expect(blobs).to eq([])
end
it 'avoids loading large blobs into memory' do
expect(repository).not_to receive(:lookup)
described_class.batch_lfs_pointers(repository, [non_lfs_blob.id])
context 'when Gitaly batch_lfs_pointers is disabled', :disable_gitaly do
it_behaves_like 'fetching batch of LFS pointers'
end
end