authd/utils/authd-user-allow.cr

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Crystal
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2019-12-17 16:17:25 +01:00
require "option_parser"
require "../src/authd.cr"
key_file : String? = nil
login : String? = nil
service : String? = nil
resource : String? = nil
register = false
level = AuthD::User::PermissionLevel::Read
OptionParser.parse do |parser|
parser.unknown_args do |args|
if args.size != 3
puts "usage: #{PROGRAM_NAME} <user> <service> <resource> [options]"
puts parser
exit 1
end
login, service, resource = args
end
parser.on "-K file", "--key-file file", "Read the authd shared key from a file." do |file|
key_file = file
end
parser.on "-L level", "--level level", "Sets the permission level to give the user." do |l|
begin
level = AuthD::User::PermissionLevel.parse l
rescue
STDERR.puts "Could not parse permission level '#{l}'"
exit 1
end
end
parser.on "-R", "--register", "Use a registration request instead of a add-user one." do
register = true
end
parser.on "-h", "--help", "Prints this help message." do
puts "usage: #{PROGRAM_NAME} <user> <service> <resource> [options]"
puts parser
exit 0
end
end
if key_file.nil?
STDERR.puts "you need to provide the shared key"
exit 1
end
authd = AuthD::Client.new
authd.key = File.read(key_file.not_nil!).chomp
begin
user = authd.get_user? login.not_nil!
if user.nil?
raise AuthD::Exception.new "#{login}: no such user"
end
# FIXME: make a “disallow” variant.
authd.set_permission user.uid, service.not_nil!, resource.not_nil!, level
rescue e : AuthD::Exception
puts "error: #{e.message}"
end
authd.close