Class: Herb::Dev::ServerEntry

Inherits:
Object
  • Object
show all
Defined in:
lib/herb/dev/server_entry.rb

Constant Summary collapse

SERVERS_DIR = 
File.expand_path("~/.herb/dev-servers").freeze
REQUIRED_KEYS = 
["pid", "port", "project", "started_at"].freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(pid:, port:, project:, started_at: Time.now.utc.iso8601) ⇒ ServerEntry

Returns a new instance of ServerEntry.



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# File 'lib/herb/dev/server_entry.rb', line 14

def initialize(pid:, port:, project:, started_at: Time.now.utc.iso8601)
  @pid = pid
  @port = port
  @project = project
  @started_at = started_at
end

Instance Attribute Details

#pid ⇒ Object (readonly)

Returns the value of attribute pid.



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# File 'lib/herb/dev/server_entry.rb', line 12

def pid
  @pid
end

#port ⇒ Object (readonly)

Returns the value of attribute port.



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# File 'lib/herb/dev/server_entry.rb', line 12

def port
  @port
end

#project ⇒ Object (readonly)

Returns the value of attribute project.



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# File 'lib/herb/dev/server_entry.rb', line 12

def project
  @project
end

#started_at ⇒ Object (readonly)

Returns the value of attribute started_at.



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# File 'lib/herb/dev/server_entry.rb', line 12

def started_at
  @started_at
end

Class Method Details

.all ⇒ Object 



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# File 'lib/herb/dev/server_entry.rb', line 58

def all
  FileUtils.mkdir_p(SERVERS_DIR)

  Dir.glob(File.join(SERVERS_DIR, "*.json")).filter_map do |path|
    entry = load_file(path)

    if entry&.alive?
      entry
    else
      begin
        File.delete(path)
      rescue StandardError
        nil
      end
      nil
    end
  end
end

.find_by_port(port) ⇒ Object 



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# File 'lib/herb/dev/server_entry.rb', line 77

def find_by_port(port)
  all.find { |entry| entry.port == port }
end

.find_by_project(project_path) ⇒ Object 



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# File 'lib/herb/dev/server_entry.rb', line 81

def find_by_project(project_path)
  all.find { |entry| entry.project == project_path }
end

.process_alive?(pid) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/herb/dev/server_entry.rb', line 89

def process_alive?(pid)
  return false unless pid

  Process.kill(0, pid)
  true
rescue Errno::ESRCH, Errno::EPERM
  false
end

.stop_all ⇒ Object 



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# File 'lib/herb/dev/server_entry.rb', line 85

def stop_all
  all.each(&:stop!)
end

Instance Method Details

#alive? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/herb/dev/server_entry.rb', line 32

def alive?
  self.class.process_alive?(pid)
end

#project_name ⇒ Object 



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# File 'lib/herb/dev/server_entry.rb', line 44

def project_name
  project&.split("/")&.last || "unknown"
end

#remove ⇒ Object 



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# File 'lib/herb/dev/server_entry.rb', line 26

def remove
  File.delete(file_path)
rescue StandardError
  nil
end

#save ⇒ Object 



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# File 'lib/herb/dev/server_entry.rb', line 21

def save
  FileUtils.mkdir_p(SERVERS_DIR)
  File.write(file_path, to_json)
end

#stop! ⇒ Object 



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# File 'lib/herb/dev/server_entry.rb', line 48

def stop!
  Process.kill("INT", pid)
  remove
  true
rescue Errno::ESRCH
  remove
  false
end

#to_hash ⇒ Object 



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# File 'lib/herb/dev/server_entry.rb', line 36

def to_hash
  { pid: pid, port: port, project: project, started_at: started_at }
end

#to_json ⇒ Object 



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# File 'lib/herb/dev/server_entry.rb', line 40

def to_json(*)
  JSON.generate(to_hash)
end