diff options
Diffstat (limited to 'vendor/google.golang.org/grpc/keepalive/keepalive.go')
| -rw-r--r-- | vendor/google.golang.org/grpc/keepalive/keepalive.go | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/vendor/google.golang.org/grpc/keepalive/keepalive.go b/vendor/google.golang.org/grpc/keepalive/keepalive.go index 34d31b5e7..eb42b19fb 100644 --- a/vendor/google.golang.org/grpc/keepalive/keepalive.go +++ b/vendor/google.golang.org/grpc/keepalive/keepalive.go @@ -34,15 +34,29 @@ type ClientParameters struct { // After a duration of this time if the client doesn't see any activity it // pings the server to see if the transport is still alive. // If set below 10s, a minimum value of 10s will be used instead. - Time time.Duration // The current default value is infinity. + // + // Note that gRPC servers have a default EnforcementPolicy.MinTime of 5 + // minutes (which means the client shouldn't ping more frequently than every + // 5 minutes). + // + // Though not ideal, it's not a strong requirement for Time to be less than + // EnforcementPolicy.MinTime. Time will automatically double if the server + // disconnects due to its enforcement policy. + // + // For more details, see + // https://github.com/grpc/proposal/blob/master/A8-client-side-keepalive.md + Time time.Duration // After having pinged for keepalive check, the client waits for a duration // of Timeout and if no activity is seen even after that the connection is // closed. - Timeout time.Duration // The current default value is 20 seconds. + // + // If keepalive is enabled, and this value is not explicitly set, the default + // is 20 seconds. + Timeout time.Duration // If true, client sends keepalive pings even with no active RPCs. If false, // when there are no active RPCs, Time and Timeout will be ignored and no // keepalive pings will be sent. - PermitWithoutStream bool // false by default. + PermitWithoutStream bool } // ServerParameters is used to set keepalive and max-age parameters on the |