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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 12:06:34 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 12:06:34 +0000 |
commit | 5e61585d76ae77fd5e9e96ebabb57afa4d74880d (patch) | |
tree | 2b467823aaeebc7ef8bc9e3cabe8074eaef1666d /src/global/verify.c | |
parent | Initial commit. (diff) | |
download | postfix-upstream/3.5.24.tar.xz postfix-upstream/3.5.24.zip |
Adding upstream version 3.5.24.upstream/3.5.24upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/global/verify.c | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/src/global/verify.c b/src/global/verify.c new file mode 100644 index 0000000..91dd541 --- /dev/null +++ b/src/global/verify.c @@ -0,0 +1,130 @@ +/*++ +/* NAME +/* verify 3 +/* SUMMARY +/* update verify database +/* SYNOPSIS +/* #include <verify.h> +/* +/* int verify_append(queue_id, stats, recipient, relay, dsn, +/* verify_status) +/* const char *queue_id; +/* MSG_STATS *stats; +/* RECIPIENT *recipient; +/* const char *relay; +/* DSN *dsn; +/* int verify_status; +/* DESCRIPTION +/* This module implements an impedance adaptor between the +/* verify_clnt interface and the interface expected by the +/* bounce/defer/sent modules. +/* +/* verify_append() updates the address verification database +/* and logs the action to the mailer logfile. +/* +/* Arguments: +/* .IP queue_id +/* The message queue id. +/* .IP stats +/* Time stamps from different message delivery stages +/* and session reuse count. +/* .IP recipient +/* Recipient information. See recipient_list(3). +/* .IP relay +/* Name of the host we're talking to. +/* .IP dsn +/* Delivery status information. See dsn(3). +/* The action is one of "deliverable" or "undeliverable". +/* .IP verify_status +/* One of the following recipient verification status codes: +/* .RS +/* .IP DEL_REQ_RCPT_STAT_OK +/* Successful delivery. +/* .IP DEL_REQ_RCPT_STAT_DEFER +/* Temporary delivery error. +/* .IP DEL_REQ_RCPT_STAT_BOUNCE +/* Hard delivery error. +/* .RE +/* DIAGNOSTICS +/* A non-zero result means the operation failed. +/* +/* Fatal: out of memory. +/* BUGS +/* Should be replaced by routines with an attribute-value based +/* interface instead of an interface that uses a rigid argument list. +/* LICENSE +/* .ad +/* .fi +/* The Secure Mailer license must be distributed with this software. +/* AUTHOR(S) +/* Wietse Venema +/* IBM T.J. Watson Research +/* P.O. Box 704 +/* Yorktown Heights, NY 10598, USA +/* +/* Wietse Venema +/* Google, Inc. +/* 111 8th Avenue +/* New York, NY 10011, USA +/*--*/ + +/* System library. */ + +#include <sys_defs.h> +#include <string.h> + +/* Utility library. */ + +#include <msg.h> +#include <vstring.h> +#include <stringops.h> + +/* Global library. */ + +#include <mail_params.h> +#include <mail_proto.h> +#include <verify_clnt.h> +#include <log_adhoc.h> +#include <verify.h> + +/* verify_append - update address verification database */ + +int verify_append(const char *queue_id, MSG_STATS *stats, + RECIPIENT *recipient, const char *relay, + DSN *dsn, int vrfy_stat) +{ + int req_stat; + DSN my_dsn = *dsn; + + /* + * Impedance adaptor between bounce/defer/sent and verify_clnt. + * + * XXX No DSN check; this routine is called from bounce/defer/sent, which + * know what the DSN initial digit should look like. + * + * XXX vrfy_stat is competely redundant because of dsn. + */ + if (var_verify_neg_cache || vrfy_stat == DEL_RCPT_STAT_OK) { + if (recipient->orig_addr[0]) + req_stat = verify_clnt_update(recipient->orig_addr, vrfy_stat, + my_dsn.reason); + else + req_stat = VRFY_STAT_OK; + /* Two verify updates for one verify request! */ + if (req_stat == VRFY_STAT_OK + && strcmp(recipient->address, recipient->orig_addr) != 0) + req_stat = verify_clnt_update(recipient->address, vrfy_stat, + my_dsn.reason); + } else { + my_dsn.action = "undeliverable-but-not-cached"; + req_stat = VRFY_STAT_OK; + } + if (req_stat == VRFY_STAT_OK) { + log_adhoc(queue_id, stats, recipient, relay, dsn, my_dsn.action); + req_stat = 0; + } else { + msg_warn("%s: %s service failure", queue_id, var_verify_service); + req_stat = -1; + } + return (req_stat); +} |