26f9472f21
They are in fact such, but wasn't marked as const before because they wanted to talk to non-const gossiper and system_keyspaces methods and updated snitch internal caches Signed-off-by: Pavel Emelyanov <xemul@scylladb.com>
51 lines
1.3 KiB
C++
51 lines
1.3 KiB
C++
/*
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*
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* Modified by ScyllaDB
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* Copyright (C) 2015-present ScyllaDB
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*/
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/*
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* SPDX-License-Identifier: (AGPL-3.0-or-later and Apache-2.0)
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*/
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#pragma once
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#include <seastar/core/sstring.hh>
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#include "gms/inet_address.hh"
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#include "snitch_base.hh"
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#include "utils/fb_utilities.hh"
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namespace locator {
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using inet_address = gms::inet_address;
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/**
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* A simple endpoint snitch implementation that assumes datacenter and rack information is encoded
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* in the 2nd and 3rd octets of the ip address, respectively.
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*/
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struct rack_inferring_snitch : public snitch_base {
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rack_inferring_snitch(const snitch_config& cfg) {
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_my_dc = get_datacenter();
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_my_rack = get_rack();
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// This snitch is ready on creation
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set_snitch_ready();
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}
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virtual sstring get_rack() const override {
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auto endpoint = utils::fb_utilities::get_broadcast_address();
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return std::to_string(uint8_t(endpoint.bytes()[2]));
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}
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virtual sstring get_datacenter() const override {
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auto endpoint = utils::fb_utilities::get_broadcast_address();
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return std::to_string(uint8_t(endpoint.bytes()[1]));
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}
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virtual sstring get_name() const override {
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return "org.apache.cassandra.locator.RackInferringSnitch";
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}
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};
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} // namespace locator
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