diff options
Diffstat (limited to 'src/global/sent.c')
| -rw-r--r-- | src/global/sent.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/src/global/sent.c b/src/global/sent.c new file mode 100644 index 0000000..c81cceb --- /dev/null +++ b/src/global/sent.c @@ -0,0 +1,176 @@ +/*++ +/* NAME +/* sent 3 +/* SUMMARY +/* log that a message was or could be sent +/* SYNOPSIS +/* #include <sent.h> +/* +/* int sent(flags, queue_id, stats, recipient, relay, dsn) +/* int flags; +/* const char *queue_id; +/* MSG_STATS *stats; +/* RECIPIENT *recipient; +/* const char *relay; +/* DSN *dsn; +/* DESCRIPTION +/* sent() logs that a message was successfully delivered, +/* updates the address verification service, or updates a +/* sender-requested message delivery record. The +/* flags argument determines the action. +/* +/* Arguments: +/* .IP flags +/* Zero or more of the following: +/* .RS +/* .IP SENT_FLAG_NONE +/* The message is a normal delivery request. +/* .IP DEL_REQ_FLAG_MTA_VRFY +/* The message is an MTA-requested address verification probe. +/* Update the address verification database. +/* .IP DEL_REQ_FLAG_USR_VRFY +/* The message is a user-requested address expansion probe. +/* Update the message delivery record. +/* .IP DEL_REQ_FLAG_RECORD +/* This is a normal message with logged delivery. Update the +/* the message delivery record. +/* .RE +/* .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. See dsn(3). The action is ignored in case +/* of a probe message. Otherwise, "delivered" is assumed when +/* no action is specified. +/* 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> + +/* Global library. */ + +#define DSN_INTERN +#include <mail_params.h> +#include <verify.h> +#include <log_adhoc.h> +#include <trace.h> +#include <defer.h> +#include <sent.h> +#include <dsn_util.h> +#include <dsn_mask.h> + +/* Application-specific. */ + +/* sent - log that a message was or could be sent */ + +int sent(int flags, const char *id, MSG_STATS *stats, + RECIPIENT *recipient, const char *relay, + DSN *dsn) +{ + DSN my_dsn = *dsn; + DSN *dsn_res; + int status; + + /* + * Sanity check. + */ + if (my_dsn.status[0] != '2' || !dsn_valid(my_dsn.status)) { + msg_warn("sent: ignoring dsn code \"%s\"", my_dsn.status); + my_dsn.status = "2.0.0"; + } + + /* + * DSN filter (Postfix 3.0). + */ + if (delivery_status_filter != 0 + && (dsn_res = dsn_filter_lookup(delivery_status_filter, &my_dsn)) != 0) + my_dsn = *dsn_res; + + /* + * MTA-requested address verification information is stored in the verify + * service database. + */ + if (flags & DEL_REQ_FLAG_MTA_VRFY) { + my_dsn.action = "deliverable"; + status = verify_append(id, stats, recipient, relay, &my_dsn, + DEL_RCPT_STAT_OK); + return (status); + } + + /* + * User-requested address verification information is logged and mailed + * to the requesting user. + */ + if (flags & DEL_REQ_FLAG_USR_VRFY) { + my_dsn.action = "deliverable"; + status = trace_append(flags, id, stats, recipient, relay, &my_dsn); + return (status); + } + + /* + * Normal mail delivery. May also send a delivery record to the user. + */ + else { + + /* Readability macros: record all deliveries, or the delayed ones. */ +#define REC_ALL_SENT(flags) (flags & DEL_REQ_FLAG_RECORD) +#define REC_DLY_SENT(flags, rcpt) \ + ((flags & DEL_REQ_FLAG_REC_DLY_SENT) \ + && (rcpt->dsn_notify == 0 || (rcpt->dsn_notify & DSN_NOTIFY_DELAY))) + + if (my_dsn.action == 0 || my_dsn.action[0] == 0) + my_dsn.action = "delivered"; + + if (((REC_ALL_SENT(flags) == 0 && REC_DLY_SENT(flags, recipient) == 0) + || trace_append(flags, id, stats, recipient, relay, &my_dsn) == 0) + && ((recipient->dsn_notify & DSN_NOTIFY_SUCCESS) == 0 + || trace_append(flags, id, stats, recipient, relay, &my_dsn) == 0)) { + log_adhoc(id, stats, recipient, relay, &my_dsn, "sent"); + status = 0; + } else { + VSTRING *junk = vstring_alloc(100); + + vstring_sprintf(junk, "%s: %s service failed", + id, var_trace_service); + my_dsn.reason = vstring_str(junk); + my_dsn.status = "4.3.0"; + status = defer_append(flags, id, stats, recipient, relay, &my_dsn); + vstring_free(junk); + } + return (status); + } +} |