view auto/module @ 9260:ac5635650bc6

Request body: handling of body after unbuffered reading. As long as unbuffered reading of the request body was used, and an attempt to read the request body is made again, such as when redirecting the request to an error page, the request body is now cleared to make sure it can be used safely. Further, the r->reading_body flag, if it is still set, is cleared (along with disabling keepalive and enabling lingering close), so the code which uses the request body, such as when proxying, is not confused and doesn't try to use "Transfer-Encoding: chunked". Note that this change makes the workaround for HTTP/2 issues with unbuffered proxying and error pages, as introduced in 7561:9f1f9d6e056a, ineffective (since r->reading_body now cleared along with r->reading_body_no_buffering). Though the workaround is anyway not needed after 7924:d9e009b39596, hence it is removed. This makes it safer to use complex processing of error pages with unbuffered proxying.
author Maxim Dounin <mdounin@mdounin.ru>
date Sat, 27 Apr 2024 18:22:07 +0300
parents 4b1299b1856a
children
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# Copyright (C) Ruslan Ermilov
# Copyright (C) Nginx, Inc.


case $ngx_module_type in
    HTTP_*) ngx_var=HTTP ;;
    *)      ngx_var=$ngx_module_type ;;
esac


if [ "$ngx_module_link" = DYNAMIC ]; then

    for ngx_module in $ngx_module_name; do
        # extract the first name
        break
    done

    DYNAMIC_MODULES="$DYNAMIC_MODULES $ngx_module"

    eval ${ngx_module}_MODULES=\"$ngx_module_name\"

    if [ -z "$ngx_module_order" -a \
         \( "$ngx_module_type" = "HTTP_FILTER" \
         -o "$ngx_module_type" = "HTTP_AUX_FILTER" \) ]
    then
        eval ${ngx_module}_ORDER=\"$ngx_module_name \
                                   ngx_http_copy_filter_module\"
    else
        eval ${ngx_module}_ORDER=\"$ngx_module_order\"
    fi

    srcs=
    shrd=
    for src in $ngx_module_srcs
    do
        found=no
        for old in $DYNAMIC_MODULES_SRCS
        do
            if [ $src = $old ]; then
                found=yes
                break
            fi
        done

        if [ $found = no ]; then
            srcs="$srcs $src"
        else
            shrd="$shrd $src"
        fi
    done
    eval ${ngx_module}_SRCS=\"$srcs\"
    eval ${ngx_module}_SHRD=\"$shrd\"

    DYNAMIC_MODULES_SRCS="$DYNAMIC_MODULES_SRCS $srcs"

    if test -n "$ngx_module_incs"; then
        CORE_INCS="$CORE_INCS $ngx_module_incs"
    fi

    if test -n "$ngx_module_deps"; then
        NGX_ADDON_DEPS="$NGX_ADDON_DEPS $ngx_module_deps"
    fi

    libs=
    for lib in $ngx_module_libs
    do
        case $lib in

            LIBXSLT | LIBGD | GEOIP | PERL)
                libs="$libs \$NGX_LIB_$lib"

                if eval [ "\$USE_${lib}" = NO ] ; then
                    eval USE_${lib}=DYNAMIC
                fi
            ;;

            PCRE | OPENSSL | ZLIB)
                eval USE_${lib}=YES
            ;;

            MD5 | SHA1)
                # obsolete
            ;;

            *)
                libs="$libs $lib"
            ;;

        esac
    done
    eval ${ngx_module}_LIBS=\'$libs\'

elif [ "$ngx_module_link" = YES ]; then

    eval ${ngx_module_type}_MODULES=\"\$${ngx_module_type}_MODULES \
                                      $ngx_module_name\"

    eval ${ngx_var}_SRCS=\"\$${ngx_var}_SRCS $ngx_module_srcs\"

    if test -n "$ngx_module_incs"; then
        eval ${ngx_var}_INCS=\"\$${ngx_var}_INCS $ngx_module_incs\"
    fi

    if test -n "$ngx_module_deps"; then
        eval ${ngx_var}_DEPS=\"\$${ngx_var}_DEPS $ngx_module_deps\"
    fi

    for lib in $ngx_module_libs
    do
        case $lib in

            PCRE | OPENSSL | ZLIB | LIBXSLT | LIBGD | PERL | GEOIP)
                eval USE_${lib}=YES
            ;;

            MD5 | SHA1)
                # obsolete
            ;;

            *)
                CORE_LIBS="$CORE_LIBS $lib"
            ;;

        esac
    done

elif [ "$ngx_module_link" = ADDON ]; then

    eval ${ngx_module_type}_MODULES=\"\$${ngx_module_type}_MODULES \
                                      $ngx_module_name\"

    srcs=
    for src in $ngx_module_srcs
    do
        found=no
        for old in $NGX_ADDON_SRCS
        do
            if [ $src = $old ]; then
                found=yes
                break
            fi
        done

        if [ $found = no ]; then
            srcs="$srcs $src"
        fi
    done

    NGX_ADDON_SRCS="$NGX_ADDON_SRCS $srcs"

    if test -n "$ngx_module_incs"; then
        eval ${ngx_var}_INCS=\"\$${ngx_var}_INCS $ngx_module_incs\"
    fi

    if test -n "$ngx_module_deps"; then
        NGX_ADDON_DEPS="$NGX_ADDON_DEPS $ngx_module_deps"
    fi

    for lib in $ngx_module_libs
    do
        case $lib in

            PCRE | OPENSSL | ZLIB | LIBXSLT | LIBGD | PERL | GEOIP)
                eval USE_${lib}=YES
            ;;

            MD5 | SHA1)
                # obsolete
            ;;

            *)
                CORE_LIBS="$CORE_LIBS $lib"
            ;;

        esac
    done
fi