From cb2f3f6ba6f8097b6a15d311d6eed9709c655963 Mon Sep 17 00:00:00 2001 From: Yuchen Zeng Date: Fri, 17 Mar 2017 14:30:09 -0700 Subject: [PATCH] Downgrade error severity to INFO when failing to add a listener --- src/core/lib/iomgr/tcp_server_posix.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/src/core/lib/iomgr/tcp_server_posix.c b/src/core/lib/iomgr/tcp_server_posix.c index b3644518f54..e242631fc0b 100644 --- a/src/core/lib/iomgr/tcp_server_posix.c +++ b/src/core/lib/iomgr/tcp_server_posix.c @@ -350,8 +350,20 @@ static grpc_error *add_wildcard_addrs_to_server(grpc_tcp_server *s, } } if (*out_port > 0) { - GRPC_LOG_IF_ERROR("Failed to add :: listener", v6_err); - GRPC_LOG_IF_ERROR("Failed to add 0.0.0.0 listener", v4_err); + if (v6_err != GRPC_ERROR_NONE) { + gpr_log(GPR_INFO, + "Failed to add :: listener, " + "the environment may not support IPv6: %s", + grpc_error_string(v6_err)); + GRPC_ERROR_UNREF(v6_err); + } + if (v4_err != GRPC_ERROR_NONE) { + gpr_log(GPR_INFO, + "Failed to add 0.0.0.0 listener, " + "the environment may not support IPv4: %s", + grpc_error_string(v4_err)); + GRPC_ERROR_UNREF(v4_err); + } return GRPC_ERROR_NONE; } else { grpc_error *root_err =