class DPL::Provider::Snap

Public Class Methods

snap(name, command = name, classic: false, channel: nil) click to toggle source

Support installing snaps

# File lib/dpl/provider/snap.rb, line 7
def self.snap(name, command = name, classic: false, channel: nil)
  install_command = "sudo snap install #{name}"

  if classic
    install_command += " --classic"
  end

  unless channel.nil?
    install_command += " --channel=#{channel}"
  end

  context.shell(install_command, retry: true) if `which #{command}`.chop.empty?
end

Public Instance Methods

channel() click to toggle source

Users can specify the channel into which they'd like to release this snap. It defaults to the 'edge' channel.

# File lib/dpl/provider/snap.rb, line 55
def channel
  options.fetch(:channel, 'edge')
end
check_auth() click to toggle source
# File lib/dpl/provider/snap.rb, line 30
def check_auth
  log "Attemping to login"
  stdout, stderr, status = Open3.capture3(
    "snapcraft login --with -", stdin_data: login_token)

  if status == 0
    log stdout
  else
    error "Failed to authenticate: #{stderr}"
  end
end
install_deploy_dependencies() click to toggle source
# File lib/dpl/provider/snap.rb, line 24
def install_deploy_dependencies
  # Snapcraft may already be installed, but in case we installed
  # the snap, we need to add /snap/bin to the PATH.
  ENV["PATH"] += ':/snap/bin'
end
login_token() click to toggle source

Users must specify their login token, either explicitly in the YAML or via the $SNAP_TOKEN enironment variable.

# File lib/dpl/provider/snap.rb, line 61
def login_token
  options[:token] || context.env['SNAP_TOKEN'] || error("Missing token")
end
needs_key?() click to toggle source

No SSH keys needed

# File lib/dpl/provider/snap.rb, line 43
def needs_key?
  false
end
push_app() click to toggle source
# File lib/dpl/provider/snap.rb, line 65
def push_app
  snaps = Dir.glob(snap)
  case snaps.length
  when 0
    error "No snap found matching '#{snap}'"
  when 1
    snap_path = snaps.first
    context.fold("Pushing snap") do
      context.shell "snapcraft push #{snap_path} --release=#{channel}"
    end
  else
    snap_list = snaps.join(', ')
    error "Multiple snaps found matching '#{snap}': #{snap_list}"
  end
end
snap() click to toggle source

Users must specify the path to the snap they want pushed (globbing is supported).

# File lib/dpl/provider/snap.rb, line 49
def snap
  option(:snap)
end