Remove mentioning of DC overrides

example.config.toml

 # Otherwise, chose a new DC.
 allow-fallback-on-unknown-dc = false
 
-# Telegram uses different DCs for different purposes. Unfortunately, most of
-# DCs are not public, and dependent on a location of the current user, so
-# mtg cannot know upfront about all of them, and how to access them. It has
-# a default list of DCs, including some CDN IPs, but it is possible that some
-# of them are not working for you. In this case, you can override them here.
-[[dc-overrides]]
-dc = 101
-ips = ["127.0.0.1:443"]
-
 # network defines different network-related settings
 [network]
 # please be aware that mtg needs to do some external requests. For

internal/cli/run_proxy.go

 		return fmt.Errorf("cannot build ip allowlist: %w", err)
 	}
 
-	dcOverrides := map[int][]string{}
-	for _, override := range conf.DCOverrides {
-		dcid := override.DC.Get()
-		for _, addr := range override.IPs {
-			dcOverrides[dcid] = append(dcOverrides[dcid], addr.Get(""))
-		}
-	}
-
 	opts := mtglib.ProxyOpts{
 		Logger:          logger,
 		Network:         ntw,
 
 		AllowFallbackOnUnknownDC: conf.AllowFallbackOnUnknownDC.Get(false),
 		TolerateTimeSkewness:     conf.TolerateTimeSkewness.Value,
-		DCOverrides:              dcOverrides,
 	}
 
 	proxy, err := mtglib.NewProxy(opts)

internal/config/config.go

 			MetricPrefix TypeMetricPrefix `json:"metricPrefix"`
 		} `json:"prometheus"`
 	} `json:"stats"`
-	DCOverrides []struct {
-		DC  TypeDC         `json:"dc"`
-		IPs []TypeHostPort `json:"ips"`
-	} `json:"dcOverrides"`
 }
 
 func (c *Config) Validate() error {

internal/config/parse.go

 			MetricPrefix string `toml:"metric-prefix" json:"metricPrefix,omitempty"`
 		} `toml:"prometheus" json:"prometheus,omitempty"`
 	} `toml:"stats" json:"stats,omitempty"`
-	DCOverrides []struct {
-		DC  uint     `toml:"dc" json:"dc"`
-		IPs []string `toml:"ips" json:"ips"`
-	} `toml:"dc-overrides" json:"dcOverrides,omitempty"`
 }
 
 func Parse(rawData []byte) (*Config, error) {

mtglib/internal/dc/view.go

 
 type dcView struct {
 	publicConfigs dcAddrSet
-	ownConfigs    dcAddrSet
 }
 
 func (d dcView) getV4(dc int) []Addr {
 	addrs := d.publicConfigs.getV4(dc)
-	addrs = append(addrs, d.ownConfigs.getV4(dc)...)
 	addrs = append(addrs, defaultDCAddrSet.getV4(dc)...)
 
 	return addrs
 
 func (d dcView) getV6(dc int) []Addr {
 	addrs := d.publicConfigs.getV6(dc)
-	addrs = append(addrs, d.ownConfigs.getV6(dc)...)
 	addrs = append(addrs, defaultDCAddrSet.getV6(dc)...)
 
 	return addrs

mtglib/proxy_opts.go

 	// DCOverrides defines a set of IP addresses that should be used
 	// with a higher priority to those that are calculated somehow by mtg.
 	//
-	// This is an optional setting
+	// OBSOLETE and DEPRECATED. Ignored.
 	DCOverrides map[int][]string
 }