74 lines
2.4 KiB
Ruby
74 lines
2.4 KiB
Ruby
module Gitlab
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module GitalyClient
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class Commit
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# The ID of empty tree.
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# See http://stackoverflow.com/a/40884093/1856239 and https://github.com/git/git/blob/3ad8b5bf26362ac67c9020bf8c30eee54a84f56d/cache.h#L1011-L1012
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EMPTY_TREE_ID = '4b825dc642cb6eb9a060e54bf8d69288fbee4904'.freeze
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def initialize(repository)
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@gitaly_repo = repository.gitaly_repository
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@repository = repository
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end
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def is_ancestor(ancestor_id, child_id)
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request = Gitaly::CommitIsAncestorRequest.new(
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repository: @gitaly_repo,
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ancestor_id: ancestor_id,
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child_id: child_id
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)
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GitalyClient.call(@repository.storage, :commit, :commit_is_ancestor, request).value
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end
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def diff_from_parent(commit, options = {})
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request_params = commit_diff_request_params(commit, options)
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request_params[:ignore_whitespace_change] = options.fetch(:ignore_whitespace_change, false)
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request = Gitaly::CommitDiffRequest.new(request_params)
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response = GitalyClient.call(@repository.storage, :diff, :commit_diff, request)
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Gitlab::Git::DiffCollection.new(GitalyClient::DiffStitcher.new(response), options)
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end
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def commit_deltas(commit)
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request = Gitaly::CommitDeltaRequest.new(commit_diff_request_params(commit))
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response = GitalyClient.call(@repository.storage, :diff, :commit_delta, request)
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response.flat_map do |msg|
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msg.deltas.map { |d| Gitlab::Git::Diff.new(d) }
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end
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end
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def tree_entry(ref, path, limit = nil)
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request = Gitaly::TreeEntryRequest.new(
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repository: @gitaly_repo,
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revision: ref,
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path: path.dup.force_encoding(Encoding::ASCII_8BIT),
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limit: limit.to_i
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)
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response = GitalyClient.call(@repository.storage, :commit, :tree_entry, request)
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entry = response.first
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return unless entry.oid.present?
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if entry.type == :BLOB
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rest_of_data = response.reduce("") { |memo, msg| memo << msg.data }
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entry.data += rest_of_data
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end
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entry
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end
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private
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def commit_diff_request_params(commit, options = {})
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parent_id = commit.parents[0]&.id || EMPTY_TREE_ID
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{
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repository: @gitaly_repo,
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left_commit_id: parent_id,
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right_commit_id: commit.id,
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paths: options.fetch(:paths, [])
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}
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end
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end
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end
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end
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