homebrew-core/Formula/borgmatic.rb

class Borgmatic < Formula
  include Language::Python::Virtualenv

  desc "Simple wrapper script for the Borg backup software"
  homepage "https://torsion.org/borgmatic/"
  url "https://files.pythonhosted.org/packages/b8/f6/ab3ab90ab10bec6e0b24d59966bcc11fd07c2e05b48a8f4e5953cc527800/borgmatic-1.5.12.tar.gz"
  sha256 "5cb6c126f351987f16f529ce8c5ef351b6b3458142316e9210edb028dff65536"
  license "GPL-3.0-or-later"

  bottle do
    sha256 cellar: :any, arm64_big_sur: "a053876cc2c25aeb2923ed88b7c367cf1587287bb4ecab816ac30d0101717c97"
    sha256 cellar: :any, big_sur:       "875035ec5d79c0641ef5a86ad7f41d79b9e965a90a2a9a822881cce3c318b14c"
    sha256 cellar: :any, catalina:      "23676967eec18bcf94d54357eef710b94274b2b988a576eb933c2823da418bcc"
    sha256 cellar: :any, mojave:        "61eb64ccf14eca1e09de11aa94adfa64190354fb58b1f66eebcca0f71661bedf"
  end

  depends_on "libyaml"
  depends_on "python@3.9"

  resource "certifi" do
    url "https://files.pythonhosted.org/packages/e6/de/879cf857ae6f890dfa23c3d6239814c5471936b618c8fb0c8732ad5da885/certifi-2020.11.8.tar.gz"
    sha256 "f05def092c44fbf25834a51509ef6e631dc19765ab8a57b4e7ab85531f0a9cf4"
  end

  resource "chardet" do
    url "https://files.pythonhosted.org/packages/fc/bb/a5768c230f9ddb03acc9ef3f0d4a3cf93462473795d18e9535498c8f929d/chardet-3.0.4.tar.gz"
    sha256 "84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae"
  end

  resource "colorama" do
    url "https://files.pythonhosted.org/packages/1f/bb/5d3246097ab77fa083a61bd8d3d527b7ae063c7d8e8671b1cf8c4ec10cbe/colorama-0.4.4.tar.gz"
    sha256 "5941b2b48a20143d2267e95b1c2a7603ce057ee39fd88e7329b0c292aa16869b"
  end

  resource "docopt" do
    url "https://files.pythonhosted.org/packages/a2/55/8f8cab2afd404cf578136ef2cc5dfb50baa1761b68c9da1fb1e4eed343c9/docopt-0.6.2.tar.gz"
    sha256 "49b3a825280bd66b3aa83585ef59c4a8c82f2c8a522dbe754a8bc8d08c85c491"
  end

  resource "idna" do
    url "https://files.pythonhosted.org/packages/ea/b7/e0e3c1c467636186c39925827be42f16fee389dc404ac29e930e9136be70/idna-2.10.tar.gz"
    sha256 "b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6"
  end

  resource "pykwalify" do
    url "https://files.pythonhosted.org/packages/53/6a/c7394df238816085de6a630f1817805639e844ea7980108f19261cd44c12/pykwalify-1.7.0.tar.gz"
    sha256 "7e8b39c5a3a10bc176682b3bd9a7422c39ca247482df198b402e8015defcceb2"
  end

  resource "python-dateutil" do
    url "https://files.pythonhosted.org/packages/be/ed/5bbc91f03fa4c839c4c7360375da77f9659af5f7086b7a7bdda65771c8e0/python-dateutil-2.8.1.tar.gz"
    sha256 "73ebfe9dbf22e832286dafa60473e4cd239f8592f699aa5adaf10050e6e1823c"
  end

  resource "PyYAML" do
    url "https://files.pythonhosted.org/packages/64/c2/b80047c7ac2478f9501676c988a5411ed5572f35d1beff9cae07d321512c/PyYAML-5.3.1.tar.gz"
    sha256 "b8eac752c5e14d3eca0e6dd9199cd627518cb5ec06add0de9d32baeee6fe645d"
  end

  resource "requests" do
    url "https://files.pythonhosted.org/packages/9f/14/4a6542a078773957aa83101336375c9597e6fe5889d20abda9c38f9f3ff2/requests-2.25.0.tar.gz"
    sha256 "7f1a0b932f4a60a1a65caa4263921bb7d9ee911957e0ae4a23a6dd08185ad5f8"
  end

  resource "ruamel.yaml" do
    url "https://files.pythonhosted.org/packages/17/2f/f38332bf6ba751d1c8124ea70681d2b2326d69126d9058fbd9b4c434d268/ruamel.yaml-0.16.12.tar.gz"
    sha256 "076cc0bc34f1966d920a49f18b52b6ad559fbe656a0748e3535cf7b3f29ebf9e"
  end

  resource "six" do
    url "https://files.pythonhosted.org/packages/6b/34/415834bfdafca3c5f451532e8a8d9ba89a21c9743a0c59fbd0205c7f9426/six-1.15.0.tar.gz"
    sha256 "30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259"
  end

  resource "urllib3" do
    url "https://files.pythonhosted.org/packages/29/e6/d1a1d78c439cad688757b70f26c50a53332167c364edb0134cadd280e234/urllib3-1.26.2.tar.gz"
    sha256 "19188f96923873c92ccb987120ec4acaa12f0461fa9ce5d3d0772bc965a39e08"
  end

  def install
    virtualenv_install_with_resources
  end

  test do
    borg = (testpath/"borg")
    config_path = testpath/"config.yml"
    repo_path = testpath/"repo"
    log_path = testpath/"borg.log"

    # Create a fake borg executable to log requested commands
    borg.write <<~EOS
      #!/bin/sh
      echo $@ >> #{log_path}

      # Return error on info so we force an init to occur
      if [ "$1" = "info" ]; then
        exit 2
      fi
    EOS
    borg.chmod 0755

    # Generate a config
    system bin/"generate-borgmatic-config", "--destination", config_path

    # Replace defaults values
    config_content = File.read(config_path)
                         .gsub(/# ?local_path: borg1/, "local_path: #{borg}")
                         .gsub(/user@backupserver:sourcehostname.borg/, repo_path)
                         .gsub("- user@backupserver:{fqdn}", "")
                         .gsub("- /var/log/syslog*", "")
    File.open(config_path, "w") { |file| file.puts config_content }

    # Initialize Repo
    system bin/"borgmatic", "-v", "2", "--config", config_path, "--init", "--encryption", "repokey"

    # Create a backup
    system bin/"borgmatic", "--config", config_path

    # See if backup was created
    system bin/"borgmatic", "--config", config_path, "--list", "--json"

    # Read in stored log
    log_content = File.read(log_path)

    # Assert that the proper borg commands were executed
    assert_equal <<~EOS, log_content
      info --debug #{repo_path}
      init --encryption repokey --debug #{repo_path}
      prune --keep-daily 7 --prefix {hostname}- #{repo_path}
      create #{repo_path}::{hostname}-{now:%Y-%m-%dT%H:%M:%S.%f} /etc /home
      check --prefix {hostname}- #{repo_path}
      list --json #{repo_path}
    EOS
  end
end