debian-mirror-gitlab/spec/lib/gitlab/gpg/commit_spec.rb

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# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::Gpg::Commit do
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describe '#signature' do
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shared_examples 'returns the cached signature on second call' do
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it 'returns the cached signature on second call' do
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gpg_commit = described_class.new(commit)
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expect(gpg_commit).to receive(:using_keychain).and_call_original
gpg_commit.signature
# consecutive call
expect(gpg_commit).not_to receive(:using_keychain).and_call_original
gpg_commit.signature
end
end
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let!(:project) { create :project, :repository, path: 'sample-project' }
let!(:commit_sha) { '0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33' }
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context 'unsigned commit' do
let!(:commit) { create :commit, project: project, sha: commit_sha }
it 'returns nil' do
expect(described_class.new(commit).signature).to be_nil
end
end
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context 'invalid signature' do
let!(:commit) { create :commit, project: project, sha: commit_sha, committer_email: GpgHelpers::User1.emails.first }
let!(:user) { create(:user, email: GpgHelpers::User1.emails.first) }
before do
allow(Gitlab::Git::Commit).to receive(:extract_signature_lazily)
.with(Gitlab::Git::Repository, commit_sha)
.and_return(
[
# Corrupt the key
GpgHelpers::User1.signed_commit_signature.tr('=', 'a'),
GpgHelpers::User1.signed_commit_base_data
]
)
end
it 'returns nil' do
expect(described_class.new(commit).signature).to be_nil
end
end
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context 'known key' do
context 'user matches the key uid' do
context 'user email matches the email committer' do
let!(:commit) { create :commit, project: project, sha: commit_sha, committer_email: GpgHelpers::User1.emails.first }
let!(:user) { create(:user, email: GpgHelpers::User1.emails.first) }
let!(:gpg_key) do
create :gpg_key, key: GpgHelpers::User1.public_key, user: user
end
before do
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allow(Gitlab::Git::Commit).to receive(:extract_signature_lazily)
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.with(Gitlab::Git::Repository, commit_sha)
.and_return(
[
GpgHelpers::User1.signed_commit_signature,
GpgHelpers::User1.signed_commit_base_data
]
)
end
it 'returns a valid signature' do
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signature = described_class.new(commit).signature
expect(signature).to have_attributes(
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commit_sha: commit_sha,
project: project,
gpg_key: gpg_key,
gpg_key_primary_keyid: GpgHelpers::User1.primary_keyid,
gpg_key_user_name: GpgHelpers::User1.names.first,
gpg_key_user_email: GpgHelpers::User1.emails.first,
verification_status: 'verified'
)
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expect(signature.persisted?).to be_truthy
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end
it_behaves_like 'returns the cached signature on second call'
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context 'read-only mode' do
before do
allow(Gitlab::Database).to receive(:read_only?).and_return(true)
end
it 'does not create a cached signature' do
signature = described_class.new(commit).signature
expect(signature).to have_attributes(
commit_sha: commit_sha,
project: project,
gpg_key: gpg_key,
gpg_key_primary_keyid: GpgHelpers::User1.primary_keyid,
gpg_key_user_name: GpgHelpers::User1.names.first,
gpg_key_user_email: GpgHelpers::User1.emails.first,
verification_status: 'verified'
)
expect(signature.persisted?).to be_falsey
end
end
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end
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context 'valid key signed using recent version of Gnupg' do
let!(:commit) { create :commit, project: project, sha: commit_sha, committer_email: GpgHelpers::User1.emails.first }
let!(:user) { create(:user, email: GpgHelpers::User1.emails.first) }
let!(:gpg_key) do
create :gpg_key, key: GpgHelpers::User1.public_key, user: user
end
let!(:crypto) { instance_double(GPGME::Crypto) }
before do
fake_signature = [
GpgHelpers::User1.signed_commit_signature,
GpgHelpers::User1.signed_commit_base_data
]
allow(Gitlab::Git::Commit).to receive(:extract_signature_lazily)
.with(Gitlab::Git::Repository, commit_sha)
.and_return(fake_signature)
end
it 'returns a valid signature' do
verified_signature = double('verified-signature', fingerprint: GpgHelpers::User1.fingerprint, valid?: true)
allow(GPGME::Crypto).to receive(:new).and_return(crypto)
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allow(crypto).to receive(:verify).and_yield(verified_signature)
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signature = described_class.new(commit).signature
expect(signature).to have_attributes(
commit_sha: commit_sha,
project: project,
gpg_key: gpg_key,
gpg_key_primary_keyid: GpgHelpers::User1.primary_keyid,
gpg_key_user_name: GpgHelpers::User1.names.first,
gpg_key_user_email: GpgHelpers::User1.emails.first,
verification_status: 'verified'
)
end
end
context 'valid key signed using older version of Gnupg' do
let!(:commit) { create :commit, project: project, sha: commit_sha, committer_email: GpgHelpers::User1.emails.first }
let!(:user) { create(:user, email: GpgHelpers::User1.emails.first) }
let!(:gpg_key) do
create :gpg_key, key: GpgHelpers::User1.public_key, user: user
end
let!(:crypto) { instance_double(GPGME::Crypto) }
before do
fake_signature = [
GpgHelpers::User1.signed_commit_signature,
GpgHelpers::User1.signed_commit_base_data
]
allow(Gitlab::Git::Commit).to receive(:extract_signature_lazily)
.with(Gitlab::Git::Repository, commit_sha)
.and_return(fake_signature)
end
it 'returns a valid signature' do
keyid = GpgHelpers::User1.fingerprint.last(16)
verified_signature = double('verified-signature', fingerprint: keyid, valid?: true)
allow(GPGME::Crypto).to receive(:new).and_return(crypto)
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allow(crypto).to receive(:verify).and_yield(verified_signature)
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signature = described_class.new(commit).signature
expect(signature).to have_attributes(
commit_sha: commit_sha,
project: project,
gpg_key: gpg_key,
gpg_key_primary_keyid: GpgHelpers::User1.primary_keyid,
gpg_key_user_name: GpgHelpers::User1.names.first,
gpg_key_user_email: GpgHelpers::User1.emails.first,
verification_status: 'verified'
)
end
end
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context 'commit with multiple signatures' do
let!(:commit) { create :commit, project: project, sha: commit_sha, committer_email: GpgHelpers::User1.emails.first }
let!(:user) { create(:user, email: GpgHelpers::User1.emails.first) }
let!(:gpg_key) do
create :gpg_key, key: GpgHelpers::User1.public_key, user: user
end
let!(:crypto) { instance_double(GPGME::Crypto) }
before do
fake_signature = [
GpgHelpers::User1.signed_commit_signature,
GpgHelpers::User1.signed_commit_base_data
]
allow(Gitlab::Git::Commit).to receive(:extract_signature_lazily)
.with(Gitlab::Git::Repository, commit_sha)
.and_return(fake_signature)
end
it 'returns an invalid signatures error' do
verified_signature = double('verified-signature', fingerprint: GpgHelpers::User1.fingerprint, valid?: true)
allow(GPGME::Crypto).to receive(:new).and_return(crypto)
allow(crypto).to receive(:verify).and_yield(verified_signature).and_yield(verified_signature)
signature = described_class.new(commit).signature
expect(signature).to have_attributes(
commit_sha: commit_sha,
project: project,
gpg_key: gpg_key,
gpg_key_primary_keyid: GpgHelpers::User1.primary_keyid,
gpg_key_user_name: GpgHelpers::User1.names.first,
gpg_key_user_email: GpgHelpers::User1.emails.first,
verification_status: 'multiple_signatures'
)
end
end
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context 'commit signed with a subkey' do
let!(:commit) { create :commit, project: project, sha: commit_sha, committer_email: GpgHelpers::User3.emails.first }
let!(:user) { create(:user, email: GpgHelpers::User3.emails.first) }
let!(:gpg_key) do
create :gpg_key, key: GpgHelpers::User3.public_key, user: user
end
let(:gpg_key_subkey) do
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gpg_key.subkeys.find_by(fingerprint: GpgHelpers::User3.subkey_fingerprints.last)
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end
before do
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allow(Gitlab::Git::Commit).to receive(:extract_signature_lazily)
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.with(Gitlab::Git::Repository, commit_sha)
.and_return(
[
GpgHelpers::User3.signed_commit_signature,
GpgHelpers::User3.signed_commit_base_data
]
)
end
it 'returns a valid signature' do
expect(described_class.new(commit).signature).to have_attributes(
commit_sha: commit_sha,
project: project,
gpg_key: gpg_key_subkey,
gpg_key_primary_keyid: gpg_key_subkey.keyid,
gpg_key_user_name: GpgHelpers::User3.names.first,
gpg_key_user_email: GpgHelpers::User3.emails.first,
verification_status: 'verified'
)
end
it_behaves_like 'returns the cached signature on second call'
end
context 'user email does not match the committer email, but is the same user' do
let!(:commit) { create :commit, project: project, sha: commit_sha, committer_email: GpgHelpers::User2.emails.first }
let(:user) do
create(:user, email: GpgHelpers::User1.emails.first).tap do |user|
create :email, user: user, email: GpgHelpers::User2.emails.first
end
end
let!(:gpg_key) do
create :gpg_key, key: GpgHelpers::User1.public_key, user: user
end
before do
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allow(Gitlab::Git::Commit).to receive(:extract_signature_lazily)
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.with(Gitlab::Git::Repository, commit_sha)
.and_return(
[
GpgHelpers::User1.signed_commit_signature,
GpgHelpers::User1.signed_commit_base_data
]
)
end
it 'returns an invalid signature' do
expect(described_class.new(commit).signature).to have_attributes(
commit_sha: commit_sha,
project: project,
gpg_key: gpg_key,
gpg_key_primary_keyid: GpgHelpers::User1.primary_keyid,
gpg_key_user_name: GpgHelpers::User1.names.first,
gpg_key_user_email: GpgHelpers::User1.emails.first,
verification_status: 'same_user_different_email'
)
end
it_behaves_like 'returns the cached signature on second call'
end
context 'user email does not match the committer email' do
let!(:commit) { create :commit, project: project, sha: commit_sha, committer_email: GpgHelpers::User2.emails.first }
let(:user) { create(:user, email: GpgHelpers::User1.emails.first) }
let!(:gpg_key) do
create :gpg_key, key: GpgHelpers::User1.public_key, user: user
end
before do
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allow(Gitlab::Git::Commit).to receive(:extract_signature_lazily)
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.with(Gitlab::Git::Repository, commit_sha)
.and_return(
[
GpgHelpers::User1.signed_commit_signature,
GpgHelpers::User1.signed_commit_base_data
]
)
end
it 'returns an invalid signature' do
expect(described_class.new(commit).signature).to have_attributes(
commit_sha: commit_sha,
project: project,
gpg_key: gpg_key,
gpg_key_primary_keyid: GpgHelpers::User1.primary_keyid,
gpg_key_user_name: GpgHelpers::User1.names.first,
gpg_key_user_email: GpgHelpers::User1.emails.first,
verification_status: 'other_user'
)
end
it_behaves_like 'returns the cached signature on second call'
end
end
context 'user does not match the key uid' do
let!(:commit) { create :commit, project: project, sha: commit_sha }
let(:user) { create(:user, email: GpgHelpers::User2.emails.first) }
let!(:gpg_key) do
create :gpg_key, key: GpgHelpers::User1.public_key, user: user
end
before do
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allow(Gitlab::Git::Commit).to receive(:extract_signature_lazily)
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.with(Gitlab::Git::Repository, commit_sha)
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.and_return(
[
GpgHelpers::User1.signed_commit_signature,
GpgHelpers::User1.signed_commit_base_data
]
)
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end
it 'returns an invalid signature' do
expect(described_class.new(commit).signature).to have_attributes(
commit_sha: commit_sha,
project: project,
gpg_key: gpg_key,
gpg_key_primary_keyid: GpgHelpers::User1.primary_keyid,
gpg_key_user_name: GpgHelpers::User1.names.first,
gpg_key_user_email: GpgHelpers::User1.emails.first,
verification_status: 'unverified_key'
)
end
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it_behaves_like 'returns the cached signature on second call'
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end
end
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context 'unknown key' do
let!(:commit) { create :commit, project: project, sha: commit_sha }
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before do
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allow(Gitlab::Git::Commit).to receive(:extract_signature_lazily)
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.with(Gitlab::Git::Repository, commit_sha)
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.and_return(
[
GpgHelpers::User1.signed_commit_signature,
GpgHelpers::User1.signed_commit_base_data
]
)
end
it 'returns an invalid signature' do
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expect(described_class.new(commit).signature).to have_attributes(
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commit_sha: commit_sha,
project: project,
gpg_key: nil,
gpg_key_primary_keyid: GpgHelpers::User1.primary_keyid,
gpg_key_user_name: nil,
gpg_key_user_email: nil,
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verification_status: 'unknown_key'
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)
end
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it_behaves_like 'returns the cached signature on second call'
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end
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context 'multiple commits with signatures' do
let(:first_signature) { create(:gpg_signature) }
let(:gpg_key) { create(:gpg_key, key: GpgHelpers::User2.public_key) }
let(:second_signature) { create(:gpg_signature, gpg_key: gpg_key) }
let!(:first_commit) { create(:commit, project: project, sha: first_signature.commit_sha) }
let!(:second_commit) { create(:commit, project: project, sha: second_signature.commit_sha) }
let(:commits) do
[first_commit, second_commit].map do |commit|
gpg_commit = described_class.new(commit)
allow(gpg_commit).to receive(:has_signature?).and_return(true)
gpg_commit
end
end
it 'does an aggregated sql request instead of 2 separate ones' do
recorder = ActiveRecord::QueryRecorder.new do
commits.each(&:signature)
end
expect(recorder.count).to eq(1)
end
end
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end
end