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class BillSignature < ApplicationRecord | ||
has_many :dossier_operation_logs | ||
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has_one_attached :serialized | ||
has_one_attached :signature | ||
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validate :check_bill_digest | ||
validate :check_serialized_bill_contents | ||
validate :check_signature_contents | ||
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def self.build_with_operations(operations, day) | ||
bill = new(dossier_operation_logs: operations) | ||
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bill.serialize_operations(day) | ||
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bill | ||
end | ||
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def serialize_operations(day) | ||
self.serialized.attach( | ||
io: StringIO.new(operations_bill_json), | ||
filename: "demarches-simplifiees-operations-#{day.to_date.iso8601}.json", | ||
content_type: 'application/json', | ||
metadata: { virus_scan_result: ActiveStorage::VirusScanner::SAFE } | ||
) | ||
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self.digest = operations_bill_digest | ||
end | ||
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def operations_bill | ||
dossier_operation_logs.map { |op| [op.id.to_s, op.digest] }.to_h | ||
end | ||
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def operations_bill_json | ||
operations_bill.to_json | ||
end | ||
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def operations_bill_digest | ||
Digest::SHA256.hexdigest(operations_bill_json) | ||
end | ||
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def set_signature(signature, day) | ||
self.signature.attach( | ||
io: StringIO.new(signature), | ||
filename: "demarches-simplifiees-signature-#{day.to_date.iso8601}.der", | ||
content_type: 'application/x-x509-ca-cert' | ||
) | ||
end | ||
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# Validations | ||
def check_bill_digest | ||
if self.digest != self.operations_bill_digest | ||
errors.add(:digest) | ||
end | ||
end | ||
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def check_serialized_bill_contents | ||
if !self.serialized.attached? | ||
errors.add(:serialized, :blank) | ||
return | ||
end | ||
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if JSON.parse(self.serialized.download) != self.operations_bill | ||
errors.add(:serialized) | ||
end | ||
end | ||
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def check_signature_contents | ||
if !self.signature.attached? | ||
errors.add(:signature, :blank) | ||
return | ||
end | ||
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timestamp_signature_date = ASN1::Timestamp.signature_time(self.signature.download) | ||
if timestamp_signature_date > Time.zone.now | ||
errors.add(:signature, :invalid_date) | ||
end | ||
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timestamp_signed_digest = ASN1::Timestamp.signed_digest(self.signature.download) | ||
if timestamp_signed_digest != self.digest | ||
errors.add(:signature) | ||
end | ||
end | ||
end |
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fr: | ||
activerecord: | ||
attributes: | ||
bill_signature: | ||
dossier_operation_logs: | ||
one: opération | ||
other: opérations | ||
digest: empreinte | ||
serialized: liasse | ||
signature: signature | ||
errors: | ||
models: | ||
bill_signature: | ||
attributes: | ||
digest: | ||
invalid: 'ne correspond pas à la liasse' | ||
serialized: | ||
blank: 'doit être rempli' | ||
invalid: 'ne correspond pas aux opérations' | ||
signature: | ||
blank: 'doit être rempli' | ||
invalid: 'ne correspond pas à l’empreinte' | ||
invalid_date: 'ne doit pas être dans le futur' | ||
models: | ||
bill_signature: | ||
one: Horodatage | ||
other: Horodatages |
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class CreateBillSignature < ActiveRecord::Migration[5.2] | ||
def change | ||
create_table :bill_signatures do |t| | ||
t.string :digest | ||
t.timestamps | ||
end | ||
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add_reference :dossier_operation_logs, :bill_signature, foreign_key: true | ||
end | ||
end |
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FactoryBot.define do | ||
factory :bill_signature do | ||
serialized { Rack::Test::UploadedFile.new("./spec/fixtures/files/bill_signature/serialized.json", 'application/json') } | ||
signature { Rack::Test::UploadedFile.new("./spec/fixtures/files/bill_signature/signature.der", 'application/x-x509-ca-cert') } | ||
end | ||
end |
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FactoryBot.define do | ||
factory :dossier_operation_log do | ||
operation { :passer_en_instruction } | ||
end | ||
end |
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{"dossier1": "hash1", "dossier2": "hash2"} |
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require 'rails_helper' | ||
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RSpec.describe BillSignature, type: :model do | ||
describe 'validations' do | ||
describe 'check_bill_digest' do | ||
before do | ||
subject.dossier_operation_logs = dossier_operation_logs | ||
subject.digest = digest | ||
subject.valid? | ||
end | ||
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context 'no operations' do | ||
let(:dossier_operation_logs) { [] } | ||
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context 'correct digest' do | ||
let(:digest) { Digest::SHA256.hexdigest('{}') } | ||
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it { expect(subject.errors.details[:digest]).to be_empty } | ||
end | ||
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context 'bad digest' do | ||
let(:digest) { 'baadf00d' } | ||
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it { expect(subject.errors.details[:digest]).to eq [error: :invalid] } | ||
end | ||
end | ||
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context 'operations set, good digest' do | ||
let(:dossier_operation_logs) { [build(:dossier_operation_log, id: '1234', digest: 'abcd')] } | ||
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context 'correct digest' do | ||
let(:digest) { Digest::SHA256.hexdigest('{"1234":"abcd"}') } | ||
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it { expect(subject.errors.details[:digest]).to be_empty } | ||
end | ||
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context 'bad digest' do | ||
let(:digest) { 'baadf00d' } | ||
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it { expect(subject.errors.details[:digest]).to eq [error: :invalid] } | ||
end | ||
end | ||
end | ||
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describe 'check_serialized_bill_contents' do | ||
before do | ||
subject.dossier_operation_logs = dossier_operation_logs | ||
subject.serialized.attach(io: StringIO.new(serialized), filename: 'file') if serialized.present? | ||
subject.valid? | ||
end | ||
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context 'no operations' do | ||
let(:dossier_operation_logs) { [] } | ||
let(:serialized) { '{}' } | ||
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it { expect(subject.errors.details[:serialized]).to be_empty } | ||
end | ||
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context 'operations set' do | ||
let(:dossier_operation_logs) { [build(:dossier_operation_log, id: '1234', digest: 'abcd')] } | ||
let(:serialized) { '{"1234":"abcd"}' } | ||
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it { expect(subject.errors.details[:serialized]).to be_empty } | ||
end | ||
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context 'serialized not set' do | ||
let(:dossier_operation_logs) { [] } | ||
let(:serialized) { nil } | ||
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it { expect(subject.errors.details[:serialized]).to eq [error: :blank] } | ||
end | ||
end | ||
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describe 'check_signature_contents' do | ||
before do | ||
subject.signature.attach(io: StringIO.new(signature), filename: 'file') if signature.present? | ||
allow(ASN1::Timestamp).to receive(:signature_time).and_return(signature_time) | ||
allow(ASN1::Timestamp).to receive(:signed_digest).and_return(signed_digest) | ||
subject.digest = digest | ||
subject.valid? | ||
end | ||
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context 'correct signature' do | ||
let(:signature) { 'signature' } | ||
let(:signature_time) { 1.day.ago } | ||
let(:digest) { 'abcd' } | ||
let(:signed_digest) { 'abcd' } | ||
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it { expect(subject.errors.details[:signature]).to be_empty } | ||
end | ||
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context 'signature not set' do | ||
let(:signature) { nil } | ||
let(:signature_time) { 1.day.ago } | ||
let(:digest) { 'abcd' } | ||
let(:signed_digest) { 'abcd' } | ||
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it { expect(subject.errors.details[:signature]).to eq [error: :blank] } | ||
end | ||
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context 'wrong signature time' do | ||
let(:signature) { 'signature' } | ||
let(:signature_time) { 1.day.from_now } | ||
let(:digest) { 'abcd' } | ||
let(:signed_digest) { 'abcd' } | ||
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it { expect(subject.errors.details[:signature]).to eq [error: :invalid_date] } | ||
end | ||
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context 'wrong signature digest' do | ||
let(:signature) { 'signature' } | ||
let(:signature_time) { 1.day.ago } | ||
let(:digest) { 'abcd' } | ||
let(:signed_digest) { 'dcba' } | ||
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it { expect(subject.errors.details[:signature]).to eq [error: :invalid] } | ||
end | ||
end | ||
end | ||
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describe '.build_with_operations' do | ||
subject { described_class.build_with_operations(dossier_operation_logs, Date.new(1871, 03, 18)) } | ||
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context 'no operations' do | ||
let(:dossier_operation_logs) { [] } | ||
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it { expect(subject.operations_bill).to eq({}) } | ||
it { expect(subject.digest).to eq(Digest::SHA256.hexdigest('{}')) } | ||
it { expect(subject.serialized.download).to eq('{}') } | ||
it { expect(subject.serialized.filename).to eq('demarches-simplifiees-operations-1871-03-18.json') } | ||
end | ||
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context 'one operation' do | ||
let(:dossier_operation_logs) do | ||
[build(:dossier_operation_log, id: '1234', digest: 'abcd')] | ||
end | ||
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it { expect(subject.operations_bill).to eq({ '1234' => 'abcd' }) } | ||
it { expect(subject.digest).to eq(Digest::SHA256.hexdigest('{"1234":"abcd"}')) } | ||
it { expect(subject.serialized.download).to eq('{"1234":"abcd"}') } | ||
it { expect(subject.serialized.filename).to eq('demarches-simplifiees-operations-1871-03-18.json') } | ||
end | ||
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context 'several operations' do | ||
let(:dossier_operation_logs) do | ||
[ | ||
build(:dossier_operation_log, id: '1234', digest: 'abcd'), | ||
build(:dossier_operation_log, id: '5678', digest: 'dcba') | ||
] | ||
end | ||
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it { expect(subject.operations_bill).to eq({ '1234' => 'abcd', '5678' => 'dcba' }) } | ||
it { expect(subject.digest).to eq(Digest::SHA256.hexdigest('{"1234":"abcd","5678":"dcba"}')) } | ||
it { expect(subject.serialized.download).to eq('{"1234":"abcd","5678":"dcba"}') } | ||
it { expect(subject.serialized.filename).to eq('demarches-simplifiees-operations-1871-03-18.json') } | ||
end | ||
end | ||
end |