Mercurial > hg > nginx
view auto/install @ 9208:2ed3f57dca0a
QUIC: fixed unsent MTU probe acknowledgement.
Previously if an MTU probe send failed early in ngx_quic_frame_sendto()
due to allocation error or congestion control, the application level packet
number was not increased, but was still saved as MTU probe packet number.
Later when a packet with this number was acknowledged, the unsent MTU probe
was acknowledged as well. This could result in discovering a bigger MTU than
supported by the path, which could lead to EMSGSIZE (Message too long) errors
while sending further packets.
The problem existed since PMTUD was introduced in 58afcd72446f (1.25.2).
Back then only the unlikely memory allocation error could trigger it. However
in efcdaa66df2e congestion control was added to ngx_quic_frame_sendto() which
can now trigger the issue with a higher probability.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Wed, 14 Feb 2024 16:56:28 +0400 |
parents | 549b13cd793b |
children |
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# Copyright (C) Igor Sysoev # Copyright (C) Nginx, Inc. if [ $USE_PERL != NO ]; then cat << END >> $NGX_MAKEFILE install_perl_modules: cd $NGX_OBJS/src/http/modules/perl && \$(MAKE) install END NGX_INSTALL_PERL_MODULES=install_perl_modules fi case ".$NGX_SBIN_PATH" in ./*) ;; *) NGX_SBIN_PATH=$NGX_PREFIX/$NGX_SBIN_PATH ;; esac case ".$NGX_MODULES_PATH" in ./*) ;; *) NGX_MODULES_PATH=$NGX_PREFIX/$NGX_MODULES_PATH ;; esac NGX_MODULES_PATH=`dirname $NGX_MODULES_PATH/.` case ".$NGX_CONF_PATH" in ./*) ;; *) NGX_CONF_PATH=$NGX_PREFIX/$NGX_CONF_PATH ;; esac NGX_CONF_PREFIX=`dirname $NGX_CONF_PATH` case ".$NGX_PID_PATH" in ./*) ;; *) NGX_PID_PATH=$NGX_PREFIX/$NGX_PID_PATH ;; esac case ".$NGX_ERROR_LOG_PATH" in ./* | .) ;; *) NGX_ERROR_LOG_PATH=$NGX_PREFIX/$NGX_ERROR_LOG_PATH ;; esac case ".$NGX_HTTP_LOG_PATH" in ./*) ;; *) NGX_HTTP_LOG_PATH=$NGX_PREFIX/$NGX_HTTP_LOG_PATH ;; esac if test -f man/nginx.8 ; then NGX_MAN=man/nginx.8 else NGX_MAN=docs/man/nginx.8 fi if test -d html ; then NGX_HTML=html else NGX_HTML=docs/html fi cat << END >> $NGX_MAKEFILE manpage: $NGX_OBJS/nginx.8 $NGX_OBJS/nginx.8: $NGX_MAN $NGX_AUTO_CONFIG_H sed -e "s|%%PREFIX%%|$NGX_PREFIX|" \\ -e "s|%%PID_PATH%%|$NGX_PID_PATH|" \\ -e "s|%%CONF_PATH%%|$NGX_CONF_PATH|" \\ -e "s|%%ERROR_LOG_PATH%%|${NGX_ERROR_LOG_PATH:-stderr}|" \\ < $NGX_MAN > \$@ install: build $NGX_INSTALL_PERL_MODULES test -d '\$(DESTDIR)$NGX_PREFIX' || mkdir -p '\$(DESTDIR)$NGX_PREFIX' test -d '\$(DESTDIR)`dirname "$NGX_SBIN_PATH"`' \\ || mkdir -p '\$(DESTDIR)`dirname "$NGX_SBIN_PATH"`' test ! -f '\$(DESTDIR)$NGX_SBIN_PATH' \\ || mv '\$(DESTDIR)$NGX_SBIN_PATH' \\ '\$(DESTDIR)$NGX_SBIN_PATH.old' cp $NGX_OBJS/nginx '\$(DESTDIR)$NGX_SBIN_PATH' test -d '\$(DESTDIR)$NGX_CONF_PREFIX' \\ || mkdir -p '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/koi-win '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/koi-utf '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/win-utf '\$(DESTDIR)$NGX_CONF_PREFIX' test -f '\$(DESTDIR)$NGX_CONF_PREFIX/mime.types' \\ || cp conf/mime.types '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/mime.types '\$(DESTDIR)$NGX_CONF_PREFIX/mime.types.default' test -f '\$(DESTDIR)$NGX_CONF_PREFIX/fastcgi_params' \\ || cp conf/fastcgi_params '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/fastcgi_params \\ '\$(DESTDIR)$NGX_CONF_PREFIX/fastcgi_params.default' test -f '\$(DESTDIR)$NGX_CONF_PREFIX/fastcgi.conf' \\ || cp conf/fastcgi.conf '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/fastcgi.conf '\$(DESTDIR)$NGX_CONF_PREFIX/fastcgi.conf.default' test -f '\$(DESTDIR)$NGX_CONF_PREFIX/uwsgi_params' \\ || cp conf/uwsgi_params '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/uwsgi_params \\ '\$(DESTDIR)$NGX_CONF_PREFIX/uwsgi_params.default' test -f '\$(DESTDIR)$NGX_CONF_PREFIX/scgi_params' \\ || cp conf/scgi_params '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/scgi_params \\ '\$(DESTDIR)$NGX_CONF_PREFIX/scgi_params.default' test -f '\$(DESTDIR)$NGX_CONF_PATH' \\ || cp conf/nginx.conf '\$(DESTDIR)$NGX_CONF_PATH' cp conf/nginx.conf '\$(DESTDIR)$NGX_CONF_PREFIX/nginx.conf.default' test -d '\$(DESTDIR)`dirname "$NGX_PID_PATH"`' \\ || mkdir -p '\$(DESTDIR)`dirname "$NGX_PID_PATH"`' test -d '\$(DESTDIR)`dirname "$NGX_HTTP_LOG_PATH"`' \\ || mkdir -p '\$(DESTDIR)`dirname "$NGX_HTTP_LOG_PATH"`' test -d '\$(DESTDIR)$NGX_PREFIX/html' \\ || cp -R $NGX_HTML '\$(DESTDIR)$NGX_PREFIX' END if test -n "$NGX_ERROR_LOG_PATH"; then cat << END >> $NGX_MAKEFILE test -d '\$(DESTDIR)`dirname "$NGX_ERROR_LOG_PATH"`' \\ || mkdir -p '\$(DESTDIR)`dirname "$NGX_ERROR_LOG_PATH"`' END fi if test -n "$DYNAMIC_MODULES"; then cat << END >> $NGX_MAKEFILE test -d '\$(DESTDIR)$NGX_MODULES_PATH' \\ || mkdir -p '\$(DESTDIR)$NGX_MODULES_PATH' END fi for ngx_module in $DYNAMIC_MODULES do ngx_module=$ngx_module$ngx_modext cat << END >> $NGX_MAKEFILE test ! -f '\$(DESTDIR)$NGX_MODULES_PATH/$ngx_module' \\ || mv '\$(DESTDIR)$NGX_MODULES_PATH/$ngx_module' \\ '\$(DESTDIR)$NGX_MODULES_PATH/$ngx_module.old' cp $NGX_OBJS/$ngx_module '\$(DESTDIR)$NGX_MODULES_PATH/$ngx_module' END done # create Makefile cat << END >> Makefile build: \$(MAKE) -f $NGX_MAKEFILE install: \$(MAKE) -f $NGX_MAKEFILE install modules: \$(MAKE) -f $NGX_MAKEFILE modules upgrade: $NGX_SBIN_PATH -t kill -USR2 \`cat $NGX_PID_PATH\` sleep 1 test -f $NGX_PID_PATH.oldbin kill -QUIT \`cat $NGX_PID_PATH.oldbin\` .PHONY: build install modules upgrade END