Class: RailsDocks::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/railsdocks/cli.rb

Class Method Summary collapse

Class Method Details

.apps_destroy(arguments) ⇒ Object 



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# File 'lib/railsdocks/cli.rb', line 281

def self.apps_destroy(arguments)
  slug =
    arguments.shift.to_s.strip

  if slug.empty? ||
     !arguments.empty?
    warn(
      "Usage: railsdocks apps:destroy APP_NAME"
    )

    return 1
  end

  unless Config.logged_in?
    warn "You are not logged in."
    warn "Run `railsdocks login` first."
    return 1
  end

  puts(
    "Destroy #{slug}? This cannot be undone."
  )

  print "Type #{slug} to confirm: "

  confirmation =
    $stdin.gets&.chomp.to_s

  unless confirmation == slug
    puts "Cancelled."
    return 1
  end

  response =
    Client.new.destroy_app(
      slug: slug,
      confirm: confirmation,
      token: Config.token
    )

  app =
    response.fetch("app")

  destroyed_slug =
    app.fetch("slug")

  unless app.fetch("destroyed") == true
    raise KeyError,
          "destroyed"
  end

  puts "Destroyed #{destroyed_slug}."

  0
rescue Client::Error => e
  warn "Destroy failed: #{e.message}"
  1
rescue KeyError
  warn(
    "Destroy failed: RailsDocks returned "         "an unexpected response."
  )
  1
end

.apps_list ⇒ Object 



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# File 'lib/railsdocks/cli.rb', line 210

def self.apps_list
  unless Config.logged_in?
    warn "You are not logged in."
    warn "Run `railsdocks login` first."
    return 1
  end

  response =
    Client.new.apps(
      token: Config.token
    )

  apps =
    response.fetch("apps")

  if apps.empty?
    puts "No applications."
    return 0
  end

  name_width =
    [
      "Name".length,
      *apps.map {
        |app|
        app.fetch("name").length
      }
    ].max

  hostname_width =
    [
      "Hostname".length,
      *apps.map {
        |app|
        app.fetch("hostname").length
      }
    ].max

  printf(
    "%-#{name_width}s  %-#{hostname_width}s  %s\n",
    "Name",
    "Hostname",
    "Database"
  )

  apps.each do |app|
    database =
      app.fetch("database_enabled") ?
        "PostgreSQL" :
        "None"

    printf(
      "%-#{name_width}s  %-#{hostname_width}s  %s\n",
      app.fetch("name"),
      app.fetch("hostname"),
      database
    )
  end

  0
rescue Client::Error => e
  warn "Could not list applications: #{e.message}"
  1
rescue KeyError
  warn(
    "Could not list applications: RailsDocks returned " \
    "an unexpected response."
  )
  1
end

.create(arguments) ⇒ Object 



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# File 'lib/railsdocks/cli.rb', line 113

def self.create(arguments)
  name = nil
  no_db = false

  until arguments.empty?
    argument =
      arguments.shift

    case argument
    when "--no-db", "-no-db"
      no_db = true
    else
      if argument.start_with?("-")
        warn "Unknown option: #{argument}"
        return 1
      end

      if name
        warn "Unexpected argument: #{argument}"
        warn(
          "Usage: railsdocks apps:create APP_NAME [--no-db]"
        )
        return 1
      end

      name = argument
    end
  end

  if name.to_s.strip.empty?
    warn(
      "Usage: railsdocks apps:create APP_NAME [--no-db]"
    )
    return 1
  end

  unless Config.logged_in?
    warn "You are not logged in."
    warn "Run `railsdocks login` first."
    return 1
  end

  SSHConfig.configure

  response =
    Client.new.create_app(
      name: name,
      token: Config.token,
      no_db: no_db
    )

  app =
    response.fetch("app")

  git_url =
    app.fetch("git_url")

  puts "Created #{app.fetch("slug")}."

  puts(
    "Hostname: https://" \
    "#{app.fetch("hostname")}"
  )

  if no_db
    puts "Database: disabled"
  else
    puts "Database: PostgreSQL"
  end

  if inside_git_repository?
    add_git_remote(git_url)
  else
    puts
    puts "Not currently inside a Git repository."
    puts "Add the RailsDocks remote when ready:"
    puts
    puts(
      "  git remote add railsdocks #{git_url}"
    )
  end

  0
rescue Client::Error => e
  warn "Create failed: #{e.message}"
  1
rescue SSHConfig::Error => e
  warn "Create failed: #{e.message}"
  1
rescue KeyError
  warn(
    "Create failed: RailsDocks returned " \
    "an unexpected response."
  )
  1
end

.database_command(operation) ⇒ Object 



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# File 'lib/railsdocks/cli.rb', line 345

def self.database_command(operation)
  unless Config.logged_in?
    warn "You are not logged in."
    warn "Run `railsdocks login` first."
    return 1
  end

  slug =
    current_app_slug

  unless slug
    warn(
      "Could not determine the RailsDocks app."
    )

    warn(
      "Run this command from a Git repository " \
      "with a `railsdocks` remote."
    )

    return 1
  end

  display_name =
    operation == "migrate" ?
      "Migrating" :
      "Rolling back"

  puts "#{display_name} #{slug}..."

  response =
    Client.new.database_command(
      slug: slug,
      operation: operation,
      token: Config.token
    )

  output =
    response["output"].to_s.strip

  puts output unless output.empty?

  puts(
    operation == "migrate" ?
      "Migration complete." :
      "Rollback complete."
  )

  0
rescue Client::Error => e
  warn(
    "Database command failed: #{e.message}"
  )

  1
end

.domains_add(arguments) ⇒ Object 



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# File 'lib/railsdocks/cli.rb', line 468

def self.domains_add(arguments)
  unless Config.logged_in?
    warn "You are not logged in."
    warn "Run `railsdocks login` first."
    return 1
  end

  hostname =
    arguments.shift.to_s.strip

  if hostname.empty?
    warn(
      "Usage: railsdocks domains:add DOMAIN " \
      "[--app APP_NAME]"
    )

    return 1
  end

  app_slug = nil

  until arguments.empty?
    argument =
      arguments.shift

    case argument
    when "--app"
      app_slug =
        arguments.shift.to_s.strip

      if app_slug.empty?
        warn "--app requires an application name."
        return 1
      end
    else
      warn "Unknown option: #{argument}"
      return 1
    end
  end

  app_slug ||=
    current_app_slug

  unless app_slug
    warn(
      "Could not determine the RailsDocks app."
    )

    warn(
      "Use --app APP_NAME or run this command " \
      "from a RailsDocks Git repository."
    )

    return 1
  end

  response =
    Client.new.add_domain(
      hostname: hostname,
      app: app_slug,
      token: Config.token
    )

  domain =
    response.fetch("domain")

  dns =
    response.fetch("dns")

  puts(
    "Added #{domain.fetch("hostname")} " \
    "to #{domain.fetch("app")}."
  )

  puts
  puts "DNS configuration:"

  puts(
    "  #{dns.fetch("type")}  " \
    "#{dns.fetch("name")}  " \
    "#{dns.fetch("target")}"
  )

  puts

  puts(
    "Status: #{domain.fetch("status")}"
  )

  0
rescue Client::Error => e
  warn "Could not add domain: #{e.message}"
  1
rescue KeyError
  warn(
    "Could not add domain: RailsDocks returned " \
    "an unexpected response."
  )
  1
end

.domains_list ⇒ Object 



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# File 'lib/railsdocks/cli.rb', line 402

def self.domains_list
  unless Config.logged_in?
    warn "You are not logged in."
    warn "Run `railsdocks login` first."
    return 1
  end

  response =
    Client.new.domains(
      token: Config.token
    )

  domains =
    response.fetch("domains")

  if domains.empty?
    puts "No custom domains."
    return 0
  end

  hostname_width =
    [
      "Domain".length,
      *domains.map {
        |domain|
        domain.fetch("hostname").length
      }
    ].max

  app_width =
    [
      "App".length,
      *domains.map {
        |domain|
        domain.fetch("app").length
      }
    ].max

  printf(
    "%-#{hostname_width}s  %-#{app_width}s  %s\n",
    "Domain",
    "App",
    "Status"
  )

  domains.each do |domain|
    printf(
      "%-#{hostname_width}s  %-#{app_width}s  %s\n",
      domain.fetch("hostname"),
      domain.fetch("app"),
      domain.fetch("status")
    )
  end

  0
rescue Client::Error => e
  warn "Could not list domains: #{e.message}"
  1
rescue KeyError
  warn(
    "Could not list domains: RailsDocks returned " \
    "an unexpected response."
  )
  1
end

.domains_remove(arguments) ⇒ Object 



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# File 'lib/railsdocks/cli.rb', line 569

def self.domains_remove(arguments)
  unless Config.logged_in?
    warn "You are not logged in."
    warn "Run `railsdocks login` first."
    return 1
  end

  hostname =
    arguments.shift.to_s.strip

  if hostname.empty? ||
     !arguments.empty?
    warn(
      "Usage: railsdocks domains:remove DOMAIN"
    )

    return 1
  end

  response =
    Client.new.remove_domain(
      hostname: hostname,
      token: Config.token
    )

  domain =
    response.fetch("domain")

  puts(
    "Removed #{domain.fetch("hostname")} " \
    "from #{domain.fetch("app")}."
  )

  0
rescue Client::Error => e
  warn "Could not remove domain: #{e.message}"
  1
rescue KeyError
  warn(
    "Could not remove domain: RailsDocks returned " \
    "an unexpected response."
  )
  1
end

.login ⇒ Object 



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# File 'lib/railsdocks/cli.rb', line 44

def self.
  print "Email: "

  email =
    $stdin.gets&.chomp.to_s

  print "Password: "

  password =
    $stdin.noecho(&:gets)&.chomp.to_s

  puts

  response =
    Client.new.(
      email: email,
      password: password
    )

  Config.(
    email:
      response
        .fetch("user")
        .fetch("email"),
    token:
      response.fetch("token")
  )

  SSHConfig.configure

  puts(
    "Logged in as " \
    "#{response.fetch("user").fetch("email")}."
  )

  puts "RailsDocks SSH configured."

  0
rescue Client::Error => e
  warn "Login failed: #{e.message}"
  1
rescue SSHConfig::Error => e
  warn(
    "Login succeeded, but SSH setup failed: " \
    "#{e.message}"
  )
  1
rescue KeyError
  warn(
    "Login failed: RailsDocks returned " \
    "an unexpected response."
  )
  1
end

.setup ⇒ Object 



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# File 'lib/railsdocks/cli.rb', line 99

def self.setup
  SSHConfig.configure

  puts "RailsDocks SSH configured."
  puts "You can now deploy with:"
  puts
  puts "  git push railsdocks main"

  0
rescue SSHConfig::Error => e
  warn "Setup failed: #{e.message}"
  1
end

.start(arguments) ⇒ Object 



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# File 'lib/railsdocks/cli.rb', line 8

def self.start(arguments)
  command = arguments.shift

  case command
  when "login"
    
  when "setup"
    setup
  when "apps:create"
    create(arguments)
  when "apps:list"
    apps_list
  when "apps:destroy"
    apps_destroy(arguments)
  when "db:migrate"
    database_command("migrate")
  when "db:rollback"
    database_command("rollback")
  when "domains:list"
    domains_list
  when "domains:add"
    domains_add(arguments)
  when "domains:remove"
    domains_remove(arguments)
  when "version", "--version", "-v"
    puts "RailsDocks #{RailsDocks::VERSION}"
    0
  when nil, "help", "--help", "-h"
    help
  else
    warn "Unknown command: #{command}"
    warn "Run `railsdocks help` for available commands."
    1
  end
end