view auto/module @ 7604:7aa20af4ac00

Rewrite: fixed segfault with rewritten URI and "alias". The "alias" directive cannot be used in the same location where URI was rewritten. This has been detected in the "rewrite ... break" case, but not when the standalone "break" directive was used. This change also fixes proxy_pass with URI component in a similar case: location /aaa/ { rewrite ^ /xxx/yyy; break; proxy_pass http://localhost:8080/bbb/; } Previously, the "/bbb/yyy" would be sent to a backend instead of "/xxx/yyy". And if location's prefix was longer than the rewritten URI, a segmentation fault might occur.
author Ruslan Ermilov <ru@nginx.com>
date Mon, 16 Dec 2019 15:19:01 +0300
parents 2c7a2d75938a
children 4b1299b1856a
line wrap: on
line source


# 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 ${ngx_module}_SRCS=\"$ngx_module_srcs\"

    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

    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\"

    NGX_ADDON_SRCS="$NGX_ADDON_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 "$ngx_module_deps"; then
        NGX_ADDON_DEPS="$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