Grcov report - addr_family_aware_socket_option

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#include "source/common/network/addr_family_aware_socket_option_impl.h"

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#include "envoy/common/exception.h"

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#include "envoy/common/optref.h"

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#include "envoy/config/core/v3/base.pb.h"

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#include "source/common/api/os_sys_calls_impl.h"

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#include "source/common/common/assert.h"

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#include "source/common/network/address_impl.h"

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#include "source/common/network/socket_option_impl.h"

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namespace Envoy {

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namespace Network {

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namespace {

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OptRef<const Socket::Option> getOptionForSocket(const Socket& socket,

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                                                const Socket::Option& ipv4_option,

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                                                const Socket::Option& ipv6_option) {

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  auto version = socket.ipVersion();

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  if (!version.has_value()) {

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    return {};

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  // If the FD is v4, we can only try the IPv4 variant.

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  if (*version == Network::Address::IpVersion::v4) {

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    return {ipv4_option};

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34381

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  // If the FD is v6, we first try the IPv6 variant if the platform supports it and fallback to the

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  // IPv4 variant otherwise.

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  ASSERT(*version == Network::Address::IpVersion::v6);

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  if (ipv6_option.isSupported()) {

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    return {ipv6_option};

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  return {ipv4_option};

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} // namespace

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bool AddrFamilyAwareSocketOptionImpl::setOption(

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    Socket& socket, envoy::config::core::v3::SocketOption::SocketState state) const {

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  return setIpSocketOption(socket, state, *ipv4_option_, *ipv6_option_);

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34696

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absl::optional<Socket::Option::Details> AddrFamilyAwareSocketOptionImpl::getOptionDetails(

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    const Socket& socket, envoy::config::core::v3::SocketOption::SocketState state) const {

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  auto option = getOptionForSocket(socket, *ipv4_option_, *ipv6_option_);

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  if (!option.has_value()) {

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    return absl::nullopt;

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1

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  return option.value().get().getOptionDetails(socket, state);

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bool AddrFamilyAwareSocketOptionImpl::setIpSocketOption(

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    Socket& socket, envoy::config::core::v3::SocketOption::SocketState state,

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    const Socket::Option& ipv4_option, const Socket::Option& ipv6_option) {

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  auto option = getOptionForSocket(socket, ipv4_option, ipv6_option);

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  if (!option.has_value()) {

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    ENVOY_LOG(warn, "Failed to set IP socket option on non-IP socket");

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    return false;

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  return option.value().get().setOption(socket, state);

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} // namespace Network

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} // namespace Envoy