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# provide a standard epoll-based tcp/ip server
<
{ ==err _ 0 lt { err ?? } rep } "+??" deffd
{ ==err ==actions _ 0 lt { actions err ??? } rep } "+???" deffd
{ <
sys .linux "+" via +epoll "++" via
sys .asm "+!" via
net .tcp "+:" via
<
{ 1 } /running deffst
{ 1000000 } /interval deffst
{ "unconfigured accept (of epollServer)" die } /accept deffst
{ "unconfigured port (of epollServer)" die } /port deffst
{ 1 -01 +setsockopt .reuseAddr +??io.net.setsockopt -- } /reuseAddr deffst
{ = }' /set deffst
{ scope keys }' /setters deffst
{ =*install
setters { _ { set }_ -01 install }" each
} /installSetters deffst
> _ ==settings "::" via
{ deffst }' ::installSetters
< > ==:noHandler
{
::port { # ==s
::reuseAddr
} +:listenOptFd ==listenFd
[ ] ==allEventHandlers
{ ==fd ==handler
{ allEventHandlers len fd le }' {
allEventHandlers [ noHandler ] cat =allEventHandlers
} loop
handler fd allEventHandlers =[]
} /protectGC deffst
{ ==fd noHandler fd allEventHandlers =[] } /unprotectGC deffst
<
{
listenFd +:acceptFd +??io.net.accept ==fd
noHandler ==eventHandler
++EPOLLIN ++EPOLLERR bor ==initialFlags
0 ==closed
<
{
closed not {
epoll ++EPOLLCTLDEL fd 0 0 ++ctl +??io.net.epoll --
fd +close +??io.net.close --
fd unprotectGC
1 =closed
} rep
} /close deffst
{ ==count
closed { "" } {
count str .alloc ==buf
fd buf count +read
|close < { 0 } ; =*close > +???io.net.con.read
buf str .inplacePrefix
} ? *
} /read deff
{ ==buf
closed { buf len } {
fd buf _ len +write
|close < =*close > +???io.net.con.write
} ? *
} /write deff
{ ==flags
closed not {
eventHandler +!rawAddress noHandler +!rawAddress eq {
flags =initialFlags
} {
epoll ++EPOLLCTLMOD fd flags eventHandler +!rawAddress ++ctl +??io.net.epoll --
} ? *
} rep
} /ctl deffst
> ::accept =eventHandler
epoll ++EPOLLCTLADD fd initialFlags eventHandler +!rawAddress ++ctl +??io.net.epoll --
eventHandler fd protectGC
} =*in
{ "unexpected output capability on listening socket" die } =*out
{ ??io.net } =*err
> ==listenFdEventHandler
listenFdEventHandler listenFd protectGC
++create +??io.net.epoll ==epoll
epoll ++EPOLLCTLADD listenFd ++EPOLLIN listenFdEventHandler +!rawAddress ++ctl +??io.net.epoll --
{ ::running } {
epoll 16 ::interval ++wait +??io.net.wait --
{
_ .data +!rawObject ":" via
.events
_ ++EPOLLIN band not not { :in } rep
_ ++EPOLLOUT band not not { :out } rep
++EPOLLERR band not not { :err } rep
} each
} loop
} /run deffst
> } /epollServer net .alg .deff
{ <
net .alg .epollServer "^" via
<
{ "unconfigured accept (of bufferedEpollServer)" die } /accept deffst
{ 1048576 } /outputBufferLimit deffst
{ = }' /set deffst
{ scope keys }' /setters deffst
{ _ ^settings .installSetters =*install
setters { _ { set }_ -01 install }" each
} /installSetters deffst
> _ ==settings "::" via
{ deffst }' ::installSetters
sys .linux .epoll "++" via
{ ":" via "" ==inBuffer "" ==outBuffer 0 ==finished
<
{
outBuffer -01 cat _ =outBuffer
len ::outputBufferLimit gt {
|close < =*close
{ ::outputBufferLimit 2 mul outputBufferLimit } =*increase
> ???limit.io.out
} rep
++EPOLLOUT ++EPOLLIN ++EPOLLERR bor bor :ctl
} =*write
{ :close } =*close
{ 1 =finished } =*finish
> ::accept ":::" via <
{
4096 :read _ len
{ inBuffer -01 cat :::in =inBuffer }
{ -- :::end }
? *
} =*in
{
outBuffer _ :write -01 str .postfix
_ =outBuffer
len _ { ++EPOLLOUT } { 0 } ? * ++EPOLLIN ++EPOLLERR bor bor :ctl
not finished and { :close } rep
} =*out
{ :::err } =*err
>
} ^accept
{ ^run } /run deffst
> } /bufferedEpollServer net .alg .deff
> --
# vim: syn=elymas
|
