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Only warn user of --local-addr is provided explicitly by user #489

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merged 7 commits into from
Dec 22, 2024
Merged

Only warn user of --local-addr is provided explicitly by user #489

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1f748c3
only warn if user explicitly provided a local addr, otherwise info log
phillip-stephens Dec 19, 2024
094e820
lint
phillip-stephens Dec 19, 2024
2c45da7
error out if user-explicitly supplied IPs won't work
phillip-stephens Dec 19, 2024
42cfa12
Merge branch 'main' into phillip/fix-warn
phillip-stephens Dec 20, 2024
7355b56
Merge branch 'main' into phillip/fix-warn
phillip-stephens Dec 20, 2024
8ccb0d1
Merge branch 'main' into phillip/fix-warn
zakird Dec 22, 2024
4000559
Merge branch 'main' into phillip/fix-warn
zakird Dec 22, 2024
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8 changes: 7 additions & 1 deletion src/zdns/resolver.go
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Original file line number Diff line number Diff line change
Expand Up @@ -476,7 +476,13 @@ func (r *Resolver) getConnectionInfo(nameServer *NameServer) (*ConnectionInfo, e
}
}
if localAddr != nil {
log.Warnf("none of the user-supplied local addresses could connect to name server %s, using local address %s", nameServer.String(), localAddr.String())
if (len(r.userPreferredIPv4LocalAddrs) > 0 && localAddr.To4() != nil) || (len(r.userPreferredIPv6LocalAddrs) > 0 && util.IsIPv6(localAddr)) {
// the user provided a local addr. explicitly that won't work, error
log.Fatalf("none of the user-supplied local addresses (%v) could connect to name server %s", userIPs, nameServer.String())
} else {
// user didn't explicitly provide a local addr, this is just a default. Info level so as not to alarm the user
log.Infof("none of the default local addresses could connect to name server %s, using local address %s", nameServer.String(), localAddr.String())
}
}
}
if localAddr == nil {
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