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Revert "Revert "exim-smarthost: check SPF""

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This reverts commit 2eb33e60b4.
This commit is contained in:
tv 2022-12-07 19:51:13 +01:00
parent 9bcce729ef
commit e1988655a3
1 changed files with 32 additions and 1 deletions
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33
krebs/3modules/exim-smarthost.nix
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@ -126,8 +126,9 @@ let
domainlist sender_domains = ${concatStringsSep ":" cfg.sender_domains}
hostlist relay_from_hosts = <;${concatStringsSep ";" cfg.relay_from_hosts}
acl_smtp_rcpt = acl_check_rcpt
acl_smtp_data = acl_check_data
acl_smtp_mail = acl_check_mail
acl_smtp_rcpt = acl_check_rcpt
never_users = root
@ -179,6 +180,36 @@ let
accept
acl_check_mail:
accept
sender_domains = +sender_domains
hosts = +relay_from_hosts
deny
spf = fail : softfail
log_message = spf=$spf_result
message = SPF validation failed: \
$sender_host_address is not allowed to send mail from \
''${if def:sender_address_domain\
{$sender_address_domain}\
{$sender_helo_name}}
deny
spf = permerror
log_message = spf=$spf_result
message = SPF validation failed: \
syntax error in SPF record(s) for \
''${if def:sender_address_domain\
{$sender_address_domain}\
{$sender_helo_name}}
defer
spf = temperror
log_message = spf=$spf_result; deferred
message = temporary error during SPF validation; \
please try again later
warn
spf = none : neutral
log_message = spf=$spf_result
accept
add_header = $spf_received
begin routers