// AddTestTablet inserts a fake entry into FakeHealthCheck.
// The Tablet can be talked to using the provided connection.
func (fhc *FakeHealthCheck) AddTestTablet(cell, host string, port int32, keyspace, shard string, tabletType topodatapb.TabletType, serving bool, reparentTS int64, err error) *sandboxconn.SandboxConn {
t := topo.NewTablet(0, cell, host)
t.Keyspace = keyspace
t.Shard = shard
t.Type = tabletType
t.PortMap["vt"] = port
key := TabletToMapKey(t)
fhc.mu.Lock()
defer fhc.mu.Unlock()
item := fhc.items[key]
if item == nil {
item = &fhcItem{
ts: &TabletStats{
Tablet: t,
},
}
fhc.items[key] = item
}
item.ts.Target = &querypb.Target{
Keyspace: keyspace,
Shard: shard,
TabletType: tabletType,
}
item.ts.Serving = serving
item.ts.TabletExternallyReparentedTimestamp = reparentTS
item.ts.Stats = &querypb.RealtimeStats{}
item.ts.LastError = err
conn := sandboxconn.NewSandboxConn(t)
item.conn = conn
return conn
}
func sandboxDialer(tablet *topodatapb.Tablet, timeout time.Duration) (tabletconn.TabletConn, error) {
sand := getSandbox(tablet.Keyspace)
sand.sandmu.Lock()
defer sand.sandmu.Unlock()
sand.DialCounter++
if sand.DialMustFail > 0 {
sand.DialMustFail--
return nil, tabletconn.OperationalError(fmt.Sprintf("conn error"))
}
if sand.DialMustTimeout > 0 {
time.Sleep(timeout)
sand.DialMustTimeout--
return nil, tabletconn.OperationalError(fmt.Sprintf("conn unreachable"))
}
sbc := sandboxconn.NewSandboxConn(tablet)
return sbc, nil
}