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replace listener config option IPsNATed with NATIPs, and let autotls check NATIPs

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NATIPs lists the public IPs, so we can still do the DNS checks on them. with
IPsNATed, we disabled the checks.

based on feedback by kikoreis in issue #52
This commit is contained in:
Mechiel Lukkien
2023-08-11 10:13:17 +02:00
parent d7df70acd8
commit 55d05c6bea
6 changed files with 82 additions and 19 deletions
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3
config/config.go
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@ -114,7 +114,8 @@ type ACME struct {
type Listener struct {
IPs []string `sconf-doc:"Use 0.0.0.0 to listen on all IPv4 and/or :: to listen on all IPv6 addresses, but it is better to explicitly specify the IPs you want to use for email, as mox will make sure outgoing connections will only be made from one of those IPs."`
IPsNATed bool `sconf:"optional" sconf-doc:"Set this if the specified IPs are not the public IPs, but are NATed. This makes the DNS check skip a few checks related to IPs, such as for iprev, mx, spf, autoconfig, autodiscover."`
NATIPs []string `sconf:"optional" sconf-doc:"If set, the mail server is configured behind a NAT and field IPs are internal instead of the public IPs, while NATIPs lists the public IPs. Used during IP-related DNS self-checks, such as for iprev, mx, spf, autoconfig, autodiscover, and for autotls."`
IPsNATed bool `sconf:"optional" sconf-doc:"Deprecated, use NATIPs instead. If set, IPs are not the public IPs, but are NATed. Skips IP-related DNS self-checks."`
Hostname string `sconf:"optional" sconf-doc:"If empty, the config global Hostname is used."`
HostnameDomain dns.Domain `sconf:"-" json:"-"` // Set when parsing config.