Class: Oxidized::Output::GitCrypt

Inherits:
Output
  • Object
show all
Defined in:
lib/oxidized/output/gitcrypt.rb

Defined Under Namespace

Classes: GitCryptError

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Output

#cfg_to_str

Constructor Details

#initialize ⇒ GitCrypt

Returns a new instance of GitCrypt.



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# File 'lib/oxidized/output/gitcrypt.rb', line 14

def initialize
  super
  @cfg = Oxidized.config.output.gitcrypt
  @gitcrypt_cmd = "/usr/bin/git-crypt"
  @gitcrypt_init = @gitcrypt_cmd + " init"
  @gitcrypt_unlock = @gitcrypt_cmd + " unlock"
  @gitcrypt_lock = @gitcrypt_cmd + " lock"
  @gitcrypt_adduser = @gitcrypt_cmd + " add-gpg-user --trusted "
end

Instance Attribute Details

#commitref ⇒ Object (readonly)

Returns the value of attribute commitref.



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# File 'lib/oxidized/output/gitcrypt.rb', line 12

def commitref
  @commitref
end

Instance Method Details

#crypt_init(repo) ⇒ Object 



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# File 'lib/oxidized/output/gitcrypt.rb', line 42

def crypt_init(repo)
  repo.chdir do
    system(@gitcrypt_init)
    @cfg.users.each do |user|
      system("#{@gitcrypt_adduser} #{user}")
    end
    File.write(".gitattributes", "* filter=git-crypt diff=git-crypt\n.gitattributes !filter !diff")
    repo.add(".gitattributes")
    repo.commit("Initial commit: crypt all config files")
  end
end

#fetch(node, group) ⇒ Object 



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# File 'lib/oxidized/output/gitcrypt.rb', line 92

def fetch(node, group)
  repo, path = yield_repo_and_path(node, group)
  repo = Git.open repo
  unlock repo
  index = repo.index
  # Empty repo ?
  raise 'Empty git repo' if File.exist?(index.path)

  File.read path
  lock repo
rescue StandardError
  'node not found'
end

#get_diff(node, group, oid1, oid2) ⇒ Object

give a hash with the patch of a diff between 2 revision and the stats (added and deleted lines)



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# File 'lib/oxidized/output/gitcrypt.rb', line 142

def get_diff(node, group, oid1, oid2)
  diff_commits = nil
  repo, _path = yield_repo_and_path(node, group)
  repo = Git.open repo
  unlock repo
  commit = repo.gcommit(oid1)

  if oid2
    commit_old = repo.gcommit(oid2)
    diff = repo.diff(commit_old, commit)
    stats = [diff.stats[:files][node.name][:insertions], diff.stats[:files][node.name][:deletions]]
    diff.each do |patch|
      if /#{node.name}\s+/ =~ patch.patch.to_s.lines.first
        diff_commits = { patch: patch.patch.to_s, stat: stats }
        break
      end
    end
  else
    stat = commit.parents[0].diff(commit).stats
    stat = [stat[:files][node.name][:insertions], stat[:files][node.name][:deletions]]
    patch = commit.parents[0].diff(commit).patch
    diff_commits = { patch: patch, stat: stat }
  end
  lock repo
  diff_commits
rescue StandardError
  'no diffs'
ensure
  lock repo
end

#get_version(node, group, oid) ⇒ Object

give the blob of a specific revision



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# File 'lib/oxidized/output/gitcrypt.rb', line 130

def get_version(node, group, oid)
  repo, path = yield_repo_and_path(node, group)
  repo = Git.open repo
  unlock repo
  repo.gtree(oid).files[path].contents
rescue StandardError
  'version not found'
ensure
  lock repo
end

#lock(repo) ⇒ Object 



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# File 'lib/oxidized/output/gitcrypt.rb', line 54

def lock(repo)
  repo.chdir do
    system(@gitcrypt_lock)
  end
end

#setup ⇒ Object 



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# File 'lib/oxidized/output/gitcrypt.rb', line 24

def setup
  if @cfg.empty?
    Oxidized.asetus.user.output.gitcrypt.user  = 'Oxidized'
    Oxidized.asetus.user.output.gitcrypt.email = '[email protected]'
    Oxidized.asetus.user.output.gitcrypt.repo = File.join(Config::ROOT, 'oxidized.git')
    Oxidized.asetus.save :user
    raise NoConfig, "no output git config, edit #{Oxidized::Config.configfile}"
  end

  if @cfg.repo.respond_to?(:each)
    @cfg.repo.each do |group, repo|
      @cfg.repo["#{group}="] = File.expand_path repo
    end
  else
    @cfg.repo = File.expand_path @cfg.repo
  end
end

#store(file, outputs, opt = {}) ⇒ Object 



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# File 'lib/oxidized/output/gitcrypt.rb', line 66

def store(file, outputs, opt = {})
  @msg   = opt[:msg]
  @user  = opt[:user]  || @cfg.user
  @email = opt[:email] || @cfg.email
  @opt   = opt
  @commitref = nil
  repo = @cfg.repo

  outputs.types.each do |type|
    type_cfg = ''
    type_repo = File.join(File.dirname(repo), type + '.git')
    outputs.type(type).each do |output|
      (type_cfg << output; next) unless output.name # rubocop:disable Style/Semicolon
      type_file = file + '--' + output.name
      if @cfg.type_as_directory?
        type_file = type + '/' + type_file
        type_repo = repo
      end
      update type_repo, type_file, output
    end
    update type_repo, file, type_cfg
  end

  update repo, file, outputs.to_cfg
end

#unlock(repo) ⇒ Object 



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# File 'lib/oxidized/output/gitcrypt.rb', line 60

def unlock(repo)
  repo.chdir do
    system(@gitcrypt_unlock)
  end
end

#version(node, group) ⇒ Object

give a hash of all oid revision for the given node, and the date of the commit



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# File 'lib/oxidized/output/gitcrypt.rb', line 107

def version(node, group)
  repo, path = yield_repo_and_path(node, group)

  repo = Git.open repo
  unlock repo
  walker = repo.log.path(path)
  i = -1
  tab = []
  walker.each do |commit|
    hash = {}
    hash[:date] = commit.date.to_s
    hash[:oid] = commit.objectish
    hash[:author] = commit.author
    hash[:message] = commit.message
    tab[i += 1] = hash
  end
  walker.reset
  tab
rescue StandardError
  'node not found'
end