diff options
Diffstat (limited to 'lib/yahns/server.rb')
-rw-r--r-- | lib/yahns/server.rb | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/lib/yahns/server.rb b/lib/yahns/server.rb index b6663e1..01334ca 100644 --- a/lib/yahns/server.rb +++ b/lib/yahns/server.rb @@ -312,12 +312,22 @@ class Yahns::Server # :nodoc: # because that can completely break the non-blocking one. # Unfortunately, there is no one-off MSG_DONTWAIT-like flag for # accept4(2). - inherited = ENV['YAHNS_FD'].to_s.split(',').map! do |fd| - io = Socket.for_fd(fd.to_i) + inherited = ENV['YAHNS_FD'].to_s.split(',') + + # emulate sd_listen_fds() for systemd + sd_pid, sd_fds = ENV.values_at('LISTEN_PID', 'LISTEN_FDS') + if sd_pid && sd_pid.to_i == $$ + # 3 = SD_LISTEN_FDS_START + inherited.concat((3...(3 + sd_fds.to_i)).map { |fd| Socket.for_fd(fd) }) + end + # to ease debugging, we will not unset LISTEN_PID and LISTEN_FDS + + inherited.map! do |fd| + io = String === fd ? Socket.for_fd(fd.to_i) : fd opts = sock_opts(io) io = server_cast(io, opts) set_server_sockopt(io, opts) - @logger.info "inherited addr=#{sock_name(io)} fd=#{fd}" + @logger.info "inherited addr=#{sock_name(io)} fd=#{io.fileno}" io end |