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[#200] Reload resolvers on SIGHUP

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Signed-off-by: Denis Kirillov <denis@nspcc.ru>
This commit is contained in:
Denis Kirillov 2022-09-08 19:00:22 +03:00 • committed by Kirillov Denis
parent 939f5f0c65
commit 1e05d8a935
3 changed files with 116 additions and 55 deletions
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32
app.go
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@ -158,6 +158,21 @@ func newApp(ctx context.Context, opt ...Option) App {
a.log.Fatal("failed to dial pool", zap.Error(err))
}
a.initResolver()
a.initMetrics()
return a
}
func (a *app) initResolver() {
var err error
a.resolver, err = resolver.NewContainerResolver(a.getResolverConfig())
if err != nil {
a.log.Fatal("failed to create resolver", zap.Error(err))
}
}
func (a *app) getResolverConfig() ([]string, *resolver.Config) {
resolveCfg := &resolver.Config{
NeoFS: resolver.NewNeoFSResolver(a.pool),
RPCAddress: a.cfg.GetString(cfgRPCEndpoint),
@ -169,18 +184,11 @@ func newApp(ctx context.Context, opt ...Option) App {
a.log.Warn(fmt.Sprintf("resolver '%s' won't be used since '%s' isn't provided", resolver.NNSResolver, cfgRPCEndpoint))
}
if len(order) != 0 {
a.resolver, err = resolver.NewResolver(order, resolveCfg)
if err != nil {
a.log.Fatal("failed to create resolver", zap.Error(err))
}
} else {
a.log.Info("container resolver is disabled")
if len(order) == 0 {
a.log.Info("container resolver will be disabled because of resolvers 'resolver_order' is empty")
}
a.initMetrics()
return a
return order, resolveCfg
}
func (a *app) initMetrics() {
@ -365,6 +373,10 @@ func (a *app) configReload() {
a.logLevel.SetLevel(lvl)
}
if err := a.resolver.UpdateResolvers(a.getResolverConfig()); err != nil {
a.log.Warn("failed to update resolvers", zap.Error(err))
}
a.stopServices()
a.startServices()