diff options
| author | tv <tv@krebsco.de> | 2022-12-05 18:53:20 +0100 |
|---|---|---|
| committer | tv <tv@krebsco.de> | 2022-12-05 21:27:37 +0100 |
| commit | 426d6e2e5cdbe52cf776400cec85036f4cb86b79 (patch) | |
| tree | 76816a2018cde06ef91a2843af83a7a31505314d | |
| parent | 3638c1844480ba5fb500718824bee1fb72d930ba (diff) | |
exim-smarthost: check SPF
| -rw-r--r-- | krebs/3modules/exim-smarthost.nix | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/krebs/3modules/exim-smarthost.nix b/krebs/3modules/exim-smarthost.nix index 38cc828b..5923b610 100644 --- a/krebs/3modules/exim-smarthost.nix +++ b/krebs/3modules/exim-smarthost.nix @@ -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 |