map_hash_bucket_size 128;

map $http_upgrade $connection_upgrade {
    default upgrade;
    ''      close;
}

geo $is_internal {
    default         0;
    172.30.0.1      1;
    192.168.10.0/24 1;
}

map $http_x_origin_token $valid_origin_token {
    default            0;
    ${EO_ORIGIN_TOKEN} 1;
}

map $is_internal$valid_origin_token $allow_access {
    default 0;
    10      1;
    01      1;
}