Class: Cnvrg::Dataset

Inherits:
Object
  • Object
show all
Defined in:
lib/cnvrg/dataset.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(project_home) ⇒ Dataset

Returns a new instance of Dataset.



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# File 'lib/cnvrg/dataset.rb', line 8

def initialize(project_home)
  begin
    config = YAML.load_file(project_home+"/.cnvrg/config.yml")
    @local_path = project_home
    @title = config[:dataset_name]
    @slug = config[:dataset_slug]
    @owner = config[:owner]
    @working_dir = project_home
  rescue => e
  end

end

Instance Attribute Details

#local_path ⇒ Object (readonly)

Returns the value of attribute local_path.



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# File 'lib/cnvrg/dataset.rb', line 4

def local_path
  @local_path
end

#owner ⇒ Object (readonly)

Returns the value of attribute owner.



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# File 'lib/cnvrg/dataset.rb', line 4

def owner
  @owner
end

#slug ⇒ Object (readonly)

Returns the value of attribute slug.



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# File 'lib/cnvrg/dataset.rb', line 4

def slug
  @slug
end

#title ⇒ Object (readonly)

Returns the value of attribute title.



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# File 'lib/cnvrg/dataset.rb', line 4

def title
  @title
end

#working_dir ⇒ Object (readonly)

Returns the value of attribute working_dir.



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# File 'lib/cnvrg/dataset.rb', line 4

def working_dir
  @working_dir
end

Class Method Details

.init(owner, dataset_name, is_public = false) ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 81

def self.init(owner, dataset_name, is_public=false)
  list_dirs = [".cnvrg"
  ]
  list_files = [
      ".cnvrgignore",
      ".cnvrg/config.yml"
  ]

  cnvrgignore = Helpers.cnvrgignore_content
  begin
    response = Cnvrg::API.request("cli/create_dataset", 'POST', {title: dataset_name, owner: owner, is_public: is_public})
    Cnvrg::CLI.is_response_success(response)
    response = JSON.parse response["result"]
    dataset_slug = response["slug"]

    config = {dataset_name: dataset_name,
              dataset_slug: dataset_slug,
              owner: owner}
    FileUtils.mkdir_p list_dirs
    FileUtils.touch list_files
    File.open(".cnvrg/config.yml", "w+") { |f| f.write config.to_yaml }
    File.open(".cnvrgignore", "w+") { |f| f.write cnvrgignore } unless File.exist? ".cnvrgignore"
  rescue => e

    return false
  end
  return true
end

Instance Method Details

#compare_commit(commit) ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 170

def compare_commit(commit)
  if commit.nil? or commit.empty?
    commit = last_local_commit
  end
  response = Cnvrg::API.request("users/#{self.owner}/projects/#{self.slug}/commit/compare", 'POST', {current_commit: commit})
  CLI.is_response_success(response)
  update_is_new_branch(response["result"]["new_branch"])
  return response["result"]["new_branch"]
end

#compare_idx(new_branch, commit = last_local_commit) ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 162

def compare_idx(new_branch, commit=last_local_commit)

  local_idx = self.generate_idx
  response = Cnvrg::API.request("users/#{self.owner}/datasets/#{self.slug}/status", 'POST', {idx: local_idx, new_branch: new_branch, current_commit: commit})
  CLI.is_response_success(response)
  return response
end

#create_volume ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 156

def create_volume
  response = Cnvrg::API.request("users/#{self.owner}/datasets/#{self.slug}/volumes/create", 'POST')
  CLI.is_response_success(response)
  return response
end

#generate_idx ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 118

def generate_idx
  if File.exists? "#{self.local_path}/.cnvrg/idx.yml"
    old_idx = YAML.load_file("#{self.local_path}/.cnvrg/idx.yml")
  else
    old_idx = nil
  end

  tree_idx = Hash.new(0)

  list = Dir.glob("#{self.local_path}/**/**", File::FNM_DOTMATCH).reject { |x| (x =~ /\/\.{1,2}$/) or (x =~ /^#{self.local_path}\/\.cnvrg\/*/) }
  list_ignore = self.get_ignore_list()
  list.each do |e|
    label = e.gsub(self.local_path + "/", "")
    if File.directory? e
      if list_ignore.include? label
        next
      end
      tree_idx[label+"/"] = nil
    else
      if list_ignore.include? label
        next
      end
      sha1 = Digest::SHA1.file(e).hexdigest
      if old_idx.nil? or old_idx.to_h[:tree].nil?
        tree_idx[label] = {sha1: sha1, commit_time: nil}
      elsif old_idx[:tree][label].nil? or old_idx[:tree][label][:sha1] != sha1
        tree_idx[label] = {sha1: sha1, commit_time: nil}
      else
        tree_idx[label] = old_idx[:tree][label]
      end
    end
  end

  idx = {commit: old_idx.to_h[:commit], tree: tree_idx}

  File.open("#{self.local_path}/.cnvrg/idx.yml", 'w') { |f| f.write idx.to_yaml }
  return YAML.load_file("#{self.local_path}/.cnvrg/idx.yml")
end

#get_idx ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 111

def get_idx
  YAML.load_file("#{self.local_path}/.cnvrg/idx.yml")
end

#get_ignore_list ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 61

def get_ignore_list
  ignore_list = []
  File.open(self.local_path+"/.cnvrgignore", "r").each_line do |line|
    line = line.strip
    if line.start_with? "#"
      next
    end
    if line.end_with? "/"
      ignore_list << line.chop
      sub_dirs = Dir.glob("#{line}/**/*").each { |x| x.gsub!("//", "/") }
      ignore_list << sub_dirs.flatten
    else
      ignore_list << line
    end
  end
  return ignore_list.flatten

end

#last_local_commit ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 22

def last_local_commit
  idx = YAML.load_file(@local_path + "/.cnvrg/idx.yml")
  return idx[:commit]
end

#list ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 34

def list
  response = Cnvrg::API.request("users/#{self.owner}/datasets/list", 'GET')
  CLI.is_response_success(response)
  return response

end

#revert(working_dir) ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 200

def revert(working_dir)
  FileUtils.rm_rf working_dir
  # response     = Cnvrg::API.request("users/#{self.owner}/projects/#{self.slug}/revert", 'GET')
  # CLI.is_response_success(response)


end

#snapshot ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 27

def snapshot
  commit = last_local_commit
  response = Cnvrg::API.request("users/#{self.owner}/datasets/#{self.slug}/volumes/create", 'POST', {data_commit: commit})
  CLI.is_response_success(response)
  return response

end

#update_idx_with_commit!(commit) ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 192

def update_idx_with_commit!(commit)
  idx_hash = YAML.load_file("#{self.local_path}/.cnvrg/idx.yml")
  idx_hash[:commit] = commit

  File.open("#{self.local_path}/.cnvrg/idx.yml", 'w') { |f| f.write idx_hash.to_yaml }
  return true
end

#update_idx_with_files_commits!(files, commit_time) ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 180

def update_idx_with_files_commits!(files, commit_time)

  idx_hash = YAML.load_file("#{self.local_path}/.cnvrg/idx.yml")
  files.each do |path|
    idx_hash[:tree].to_h[path].to_h[:commit_time] = commit_time
  end
  File.open("#{self.local_path}/.cnvrg/idx.yml", 'w') { |f| f.write idx_hash.to_yaml }

  return true
end

#update_ignore_list(new_ignore) ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 45

def update_ignore_list(new_ignore)
  if new_ignore.empty?
    return true
  end
  begin
    File.open(self.local_path+"/.cnvrgignore", "a+") do |f|
      new_ignore.each do |i|
        f.puts("#{i}\n")
      end
    end
    return true
  rescue
    return false
  end
end

#url ⇒ Object 



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# File 'lib/cnvrg/dataset.rb', line 40

def url
  url = Cnvrg::Helpers.remote_url
  "#{url}/#{self.owner}/projects/#{self.slug}"
end