X-Git-Url: https://git.hcoop.net/hcoop/debian/exim4.git/blobdiff_plain/420a0d19af455b8c65ca20e08b500bd9c4995860..2813c06e9d6e591298239bc7dac3fb1b5c778a7c:/src/dmarc.c diff --git a/src/dmarc.c b/src/dmarc.c index 769e4d4..c005d4a 100644 --- a/src/dmarc.c +++ b/src/dmarc.c @@ -57,7 +57,7 @@ static dmarc_exim_p dmarc_policy_description[] = { static error_block * add_to_eblock(error_block *eblock, uschar *t1, uschar *t2) { -error_block *eb = malloc(sizeof(error_block)); +error_block *eb = store_malloc(sizeof(error_block)); if (eblock == NULL) eblock = eb; else @@ -150,6 +150,63 @@ int dmarc_store_data(header_line *hdr) { } +static void +dmarc_send_forensic_report(u_char **ruf) +{ +int c; +uschar *recipient, *save_sender; +BOOL send_status = FALSE; +error_block *eblock = NULL; +FILE *message_file = NULL; + +/* Earlier ACL does not have *required* control=dmarc_enable_forensic */ +if (!dmarc_enable_forensic) + return; + +if ( dmarc_policy == DMARC_POLICY_REJECT && action == DMARC_RESULT_REJECT + || dmarc_policy == DMARC_POLICY_QUARANTINE && action == DMARC_RESULT_QUARANTINE + || dmarc_policy == DMARC_POLICY_NONE && action == DMARC_RESULT_REJECT + || dmarc_policy == DMARC_POLICY_NONE && action == DMARC_RESULT_QUARANTINE + ) + if (ruf) + { + eblock = add_to_eblock(eblock, US"Sender Domain", dmarc_used_domain); + eblock = add_to_eblock(eblock, US"Sender IP Address", sender_host_address); + eblock = add_to_eblock(eblock, US"Received Date", tod_stamp(tod_full)); + eblock = add_to_eblock(eblock, US"SPF Alignment", + (sa==DMARC_POLICY_SPF_ALIGNMENT_PASS) ?US"yes":US"no"); + eblock = add_to_eblock(eblock, US"DKIM Alignment", + (da==DMARC_POLICY_DKIM_ALIGNMENT_PASS)?US"yes":US"no"); + eblock = add_to_eblock(eblock, US"DMARC Results", dmarc_status_text); + /* Set a sane default envelope sender */ + dsn_from = dmarc_forensic_sender ? dmarc_forensic_sender : + dsn_from ? dsn_from : + string_sprintf("do-not-reply@%s",primary_hostname); + for (c = 0; ruf[c]; c++) + { + recipient = string_copylc(ruf[c]); + if (Ustrncmp(recipient, "mailto:",7)) + continue; + /* Move to first character past the colon */ + recipient += 7; + DEBUG(D_receive) + debug_printf("DMARC forensic report to %s%s\n", recipient, + (host_checking || running_in_test_harness) ? " (not really)" : ""); + if (host_checking || running_in_test_harness) + continue; + + save_sender = sender_address; + sender_address = recipient; + send_status = moan_to_sender(ERRMESS_DMARC_FORENSIC, eblock, + header_list, message_file, FALSE); + sender_address = save_sender; + if (!send_status) + log_write(0, LOG_MAIN|LOG_PANIC, + "failure to send DMARC forensic report to %s", recipient); + } + } +} + /* dmarc_process adds the envelope sender address to the existing context (if any), retrieves the result, sets up expansion strings and evaluates the condition outcome. */ @@ -295,7 +352,8 @@ if (!dmarc_abort && !sender_host_authenticated) vs == PDKIM_VERIFY_INVALID ? ves == PDKIM_VERIFY_INVALID_PUBKEY_UNAVAILABLE ? ARES_RESULT_PERMERROR : ves == PDKIM_VERIFY_INVALID_BUFFER_SIZE ? ARES_RESULT_PERMERROR : - ves == PDKIM_VERIFY_INVALID_PUBKEY_PARSING ? ARES_RESULT_PERMERROR : + ves == PDKIM_VERIFY_INVALID_PUBKEY_DNSRECORD ? ARES_RESULT_PERMERROR : + ves == PDKIM_VERIFY_INVALID_PUBKEY_IMPORT ? ARES_RESULT_PERMERROR : ARES_RESULT_UNKNOWN : ARES_RESULT_UNKNOWN; dkim_history_buffer = string_sprintf("%sdkim %s %d\n", dkim_history_buffer, @@ -517,60 +575,6 @@ else return DMARC_HIST_OK; } -void -dmarc_send_forensic_report(u_char **ruf) -{ -int c; -uschar *recipient, *save_sender; -BOOL send_status = FALSE; -error_block *eblock = NULL; -FILE *message_file = NULL; - -/* Earlier ACL does not have *required* control=dmarc_enable_forensic */ -if (!dmarc_enable_forensic) - return; - -if ((dmarc_policy == DMARC_POLICY_REJECT && action == DMARC_RESULT_REJECT) || - (dmarc_policy == DMARC_POLICY_QUARANTINE && action == DMARC_RESULT_QUARANTINE) ) - if (ruf) - { - eblock = add_to_eblock(eblock, US"Sender Domain", dmarc_used_domain); - eblock = add_to_eblock(eblock, US"Sender IP Address", sender_host_address); - eblock = add_to_eblock(eblock, US"Received Date", tod_stamp(tod_full)); - eblock = add_to_eblock(eblock, US"SPF Alignment", - (sa==DMARC_POLICY_SPF_ALIGNMENT_PASS) ?US"yes":US"no"); - eblock = add_to_eblock(eblock, US"DKIM Alignment", - (da==DMARC_POLICY_DKIM_ALIGNMENT_PASS)?US"yes":US"no"); - eblock = add_to_eblock(eblock, US"DMARC Results", dmarc_status_text); - /* Set a sane default envelope sender */ - dsn_from = dmarc_forensic_sender ? dmarc_forensic_sender : - dsn_from ? dsn_from : - string_sprintf("do-not-reply@%s",primary_hostname); - for (c = 0; ruf[c]; c++) - { - recipient = string_copylc(ruf[c]); - if (Ustrncmp(recipient, "mailto:",7)) - continue; - /* Move to first character past the colon */ - recipient += 7; - DEBUG(D_receive) - debug_printf("DMARC forensic report to %s%s\n", recipient, - (host_checking || running_in_test_harness) ? " (not really)" : ""); - if (host_checking || running_in_test_harness) - continue; - - save_sender = sender_address; - sender_address = recipient; - send_status = moan_to_sender(ERRMESS_DMARC_FORENSIC, eblock, - header_list, message_file, FALSE); - sender_address = save_sender; - if (!send_status) - log_write(0, LOG_MAIN|LOG_PANIC, - "failure to send DMARC forensic report to %s", recipient); - } - } -} - uschar * dmarc_exim_expand_query(int what) {