mail-log-plugin.c revision 39afc7584d935b2dc7332c21966a7b20da03f1ec
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen/* Copyright (c) 2007-2008 Dovecot authors, see the included COPYING file */
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#include "lib.h"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#include "array.h"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#include "str.h"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#include "str-sanitize.h"
00d58fcfe8191d6ce7efa801d289a5c0fe88d1aeTimo Sirainen#include "imap-util.h"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#include "mail-storage-private.h"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#include "mailbox-list-private.h"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#include "mail-log-plugin.h"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#include <stdlib.h>
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#define MAILBOX_NAME_LOG_LEN 64
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#define HEADER_LOG_LEN 80
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen#define MAIL_LOG_CONTEXT(obj) \
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen MODULE_CONTEXT(obj, mail_log_storage_module)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#define MAIL_LOG_MAIL_CONTEXT(obj) \
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MODULE_CONTEXT(obj, mail_log_mail_module)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#define MAIL_LOG_LIST_CONTEXT(obj) \
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MODULE_CONTEXT(obj, mail_log_mailbox_list_module)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenenum mail_log_field {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_FIELD_UID = 0x01,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_FIELD_BOX = 0x02,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_FIELD_MSGID = 0x04,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_FIELD_PSIZE = 0x08,
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen MAIL_LOG_FIELD_VSIZE = 0x10,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_FIELD_FLAGS = 0x20,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_FIELD_FROM = 0x40,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_FIELD_SUBJECT = 0x80
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen};
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen#define MAIL_LOG_DEFAULT_FIELDS \
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen (MAIL_LOG_FIELD_UID | MAIL_LOG_FIELD_BOX | \
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_FIELD_MSGID | MAIL_LOG_FIELD_PSIZE)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenenum mail_log_event {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_EVENT_DELETE = 0x01,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_EVENT_UNDELETE = 0x02,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_EVENT_EXPUNGE = 0x04,
f6c1297c26b355c4aec2a08978f51ec3efecb351Timo Sirainen MAIL_LOG_EVENT_COPY = 0x08,
f6c1297c26b355c4aec2a08978f51ec3efecb351Timo Sirainen MAIL_LOG_EVENT_MAILBOX_DELETE = 0x10,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_EVENT_MAILBOX_RENAME = 0x20,
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen MAIL_LOG_EVENT_FLAG_CHANGE = 0x40,
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen MAIL_LOG_EVENT_MASK_ALL = 0x1f
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen};
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#define MAIL_LOG_DEFAULT_EVENTS \
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen (MAIL_LOG_EVENT_DELETE | MAIL_LOG_EVENT_UNDELETE | \
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_EVENT_EXPUNGE | MAIL_LOG_EVENT_COPY | \
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MAIL_LOG_EVENT_MAILBOX_DELETE | MAIL_LOG_EVENT_MAILBOX_RENAME)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic const char *field_names[] = {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "uid",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "box",
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen "msgid",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "size",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "vsize",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "flags",
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen "from",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "subject",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen NULL
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen};
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic const char *event_names[] = {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "delete",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "undelete",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "expunge",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "copy",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "mailbox_delete",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "mailbox_rename",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen "flag_change",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen NULL
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen};
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstruct mail_log_settings {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen enum mail_log_field fields;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen enum mail_log_event events;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen unsigned int group_events:1;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen};
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstruct mail_log_group_changes {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen enum mail_log_event event;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen const char *data;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen ARRAY_TYPE(seq_range) uids;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen uoff_t psize_total, vsize_total;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen};
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstruct mail_log_transaction_context {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen union mailbox_transaction_module_context module_ctx;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen pool_t pool;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen ARRAY_DEFINE(group_changes, struct mail_log_group_changes);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen unsigned int changes;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen};
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenconst char *mail_log_plugin_version = PACKAGE_VERSION;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic struct mail_log_settings mail_log_set;
4d2211dac61c615c5bdfd501ea54d46c89d41b0fTimo Sirainen
4d2211dac61c615c5bdfd501ea54d46c89d41b0fTimo Sirainenstatic void (*mail_log_next_hook_mail_storage_created)
4d2211dac61c615c5bdfd501ea54d46c89d41b0fTimo Sirainen (struct mail_storage *storage);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic void (*mail_log_next_hook_mailbox_list_created)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen (struct mailbox_list *list);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic MODULE_CONTEXT_DEFINE_INIT(mail_log_storage_module,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen &mail_storage_module_register);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic MODULE_CONTEXT_DEFINE_INIT(mail_log_mail_module, &mail_module_register);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic MODULE_CONTEXT_DEFINE_INIT(mail_log_mailbox_list_module,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen &mailbox_list_module_register);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic enum mail_log_field mail_log_field_find(const char *name)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen{
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen unsigned int i;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen for (i = 0; field_names[i] != NULL; i++) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (strcmp(name, field_names[i]) == 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen return 1 << i;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen return 0;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic enum mail_log_event mail_log_event_find(const char *name)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen{
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen unsigned int i;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen for (i = 0; event_names[i] != NULL; i++) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (strcmp(name, event_names[i]) == 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen return 1 << i;
4d2211dac61c615c5bdfd501ea54d46c89d41b0fTimo Sirainen }
4d2211dac61c615c5bdfd501ea54d46c89d41b0fTimo Sirainen return 0;
4d2211dac61c615c5bdfd501ea54d46c89d41b0fTimo Sirainen}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic const char *mail_log_event_get_name(enum mail_log_event event)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen{
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen unsigned int i;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen for (i = 0; event_names[i] != NULL; i++) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((unsigned)event == (unsigned)(1 << i))
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen return event_names[i];
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen i_unreached();
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen return NULL;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic struct mail_log_group_changes *
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenmail_log_action_get_group(struct mail_log_transaction_context *lt,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen enum mail_log_event event, const char *data)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen{
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen struct mail_log_group_changes *group;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen unsigned int i, count;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (!array_is_created(&lt->group_changes))
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen p_array_init(&lt->group_changes, lt->pool, 8);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen group = array_get_modifiable(&lt->group_changes, &count);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen for (i = 0; i < count; i++) {
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen if (group[i].event == event &&
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen null_strcmp(data, group[i].data) == 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen return &group[i];
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen group = array_append_space(&lt->group_changes);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen group->event = event;
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen group->data = p_strdup(lt->pool, data);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen return group;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic void
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenmail_log_action_add_group(struct mail_log_transaction_context *lt,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen struct mail *mail, enum mail_log_event event,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen const char *data)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen{
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen struct mail_log_group_changes *group;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen uoff_t size;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen group = mail_log_action_get_group(lt, event, data);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_UID) != 0) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (!array_is_created(&group->uids))
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen p_array_init(&group->uids, lt->pool, 32);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen seq_range_array_add(&group->uids, 0, mail->uid);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_PSIZE) != 0 &&
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen (event & (MAIL_LOG_EVENT_EXPUNGE | MAIL_LOG_EVENT_COPY)) != 0) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (mail_get_physical_size(mail, &size) == 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen group->psize_total += size;
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen }
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_VSIZE) != 0 &&
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen (event & (MAIL_LOG_EVENT_EXPUNGE | MAIL_LOG_EVENT_COPY)) != 0) {
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen if (mail_get_virtual_size(mail, &size) == 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen group->vsize_total += size;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen}
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic void mail_log_append_mailbox_name(string_t *str, struct mailbox *box)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen{
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen const char *mailbox_str;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen /* most operations are for INBOX, and POP3 has only INBOX,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen so don't add it. */
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen mailbox_str = mailbox_get_name(box);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (strcmp(mailbox_str, "INBOX") != 0) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_printfa(str, "box=%s, ",
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_sanitize(mailbox_str, MAILBOX_NAME_LOG_LEN));
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic void
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenmail_log_group(struct mailbox *box, const struct mail_log_group_changes *group)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen{
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen const struct seq_range *range;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen unsigned int i, count;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen string_t *str;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str = t_str_new(128);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_printfa(str, "%s: ", mail_log_event_get_name(group->event));
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_UID) != 0 &&
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen array_is_created(&group->uids)) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_append(str, "uids=");
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen range = array_get(&group->uids, &count);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen for (i = 0; i < count; i++) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (i != 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_append_c(str, ',');
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen str_printfa(str, "%u", range[i].seq1);
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen if (range[i].seq1 != range[i].seq2)
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen str_printfa(str, "-%u", range[i].seq2);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_append(str, ", ");
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_BOX) != 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen mail_log_append_mailbox_name(str, box);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (group->event == MAIL_LOG_EVENT_COPY)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_printfa(str, "dest=%s, ", group->data);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (group->psize_total != 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_printfa(str, "size=%"PRIuUOFF_T", ", group->psize_total);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (group->vsize_total != 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_printfa(str, "size=%"PRIuUOFF_T", ", group->vsize_total);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_truncate(str, str_len(str)-2);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen i_info("%s", str_c(str));
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen}
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic void
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenmail_log_group_changes(struct mailbox *box,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen struct mail_log_transaction_context *lt)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen{
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen const struct mail_log_group_changes *group;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen unsigned int i, count;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen group = array_get(&lt->group_changes, &count);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen for (i = 0; i < count; i++) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen T_BEGIN {
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen mail_log_group(box, &group[i]);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen } T_END;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic void mail_log_add_hdr(struct mail *mail, string_t *str,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen const char *name, const char *header)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen{
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen const char *value;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (mail_get_first_header(mail, header, &value) <= 0)
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen value = "";
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_printfa(str, "%s=%s, ", name, str_sanitize(value, HEADER_LOG_LEN));
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenstatic void mail_log_action(struct mailbox_transaction_context *dest_trans,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen struct mail *mail, enum mail_log_event event,
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen const char *data)
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen{
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen struct mail_log_transaction_context *lt = MAIL_LOG_CONTEXT(dest_trans);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen uoff_t size;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen string_t *str;
00d58fcfe8191d6ce7efa801d289a5c0fe88d1aeTimo Sirainen pool_t pool;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.events & event) == 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen return;
00d58fcfe8191d6ce7efa801d289a5c0fe88d1aeTimo Sirainen
00d58fcfe8191d6ce7efa801d289a5c0fe88d1aeTimo Sirainen if (lt == NULL) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen pool = pool_alloconly_create("mail log transaction", 1024);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen lt = p_new(pool, struct mail_log_transaction_context, 1);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen lt->pool = pool;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen MODULE_CONTEXT_SET(dest_trans, mail_log_storage_module, lt);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen lt->changes++;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (mail_log_set.group_events) {
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen mail_log_action_add_group(lt, mail, event, data);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen return;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str = t_str_new(128);
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen str_printfa(str, "%s: ", mail_log_event_get_name(event));
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_UID) != 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_printfa(str, "uid=%u, ", mail->uid);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_BOX) != 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen mail_log_append_mailbox_name(str, mail->box);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_FLAGS) != 0) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_printfa(str, "flags=(");
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen imap_write_flags(str, mail_get_flags(mail),
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen mail_get_keywords(mail));
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_append(str, "), ");
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (event == MAIL_LOG_EVENT_COPY)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_printfa(str, "dest=%s, ", data);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_MSGID) != 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen mail_log_add_hdr(mail, str, "msgid", "Message-ID");
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_FROM) != 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen mail_log_add_hdr(mail, str, "from", "From");
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_SUBJECT) != 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen mail_log_add_hdr(mail, str, "subject", "Subject");
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_PSIZE) != 0 &&
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen (event & (MAIL_LOG_EVENT_EXPUNGE | MAIL_LOG_EVENT_COPY)) != 0) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (mail_get_physical_size(mail, &size) == 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_printfa(str, "size=%"PRIuUOFF_T", ", size);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if ((mail_log_set.fields & MAIL_LOG_FIELD_VSIZE) != 0 &&
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen (event & (MAIL_LOG_EVENT_EXPUNGE | MAIL_LOG_EVENT_COPY)) != 0) {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if (mail_get_virtual_size(mail, &size) == 0)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_printfa(str, "vsize=%"PRIuUOFF_T", ", size);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen }
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen str_truncate(str, str_len(str)-2);
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen i_info("%s", str_c(str));
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
static void mail_log_mail_expunge(struct mail *_mail)
{
struct mail_private *mail = (struct mail_private *)_mail;
union mail_module_context *lmail = MAIL_LOG_MAIL_CONTEXT(mail);
T_BEGIN {
mail_log_action(_mail->transaction, _mail,
MAIL_LOG_EVENT_EXPUNGE, NULL);
} T_END;
lmail->super.expunge(_mail);
}
static void
mail_log_mail_update_flags(struct mail *_mail, enum modify_type modify_type,
enum mail_flags flags)
{
struct mail_private *mail = (struct mail_private *)_mail;
union mail_module_context *lmail = MAIL_LOG_MAIL_CONTEXT(mail);
enum mail_flags old_flags, new_flags;
old_flags = mail_get_flags(_mail);
lmail->super.update_flags(_mail, modify_type, flags);
new_flags = old_flags;
switch (modify_type) {
case MODIFY_ADD:
new_flags |= flags;
break;
case MODIFY_REMOVE:
new_flags &= ~flags;
break;
case MODIFY_REPLACE:
new_flags = flags;
break;
}
if (((old_flags ^ new_flags) & MAIL_DELETED) != 0) T_BEGIN {
mail_log_action(_mail->transaction, _mail,
(new_flags & MAIL_DELETED) != 0 ?
MAIL_LOG_EVENT_DELETE :
MAIL_LOG_EVENT_UNDELETE, NULL);
} T_END;
if ((old_flags & ~MAIL_DELETED) != (new_flags & ~MAIL_DELETED)) {
mail_log_action(_mail->transaction, _mail,
MAIL_LOG_EVENT_FLAG_CHANGE, NULL);
}
}
static void
mail_log_mail_update_keywords(struct mail *_mail, enum modify_type modify_type,
struct mail_keywords *keywords)
{
struct mail_private *mail = (struct mail_private *)_mail;
union mail_module_context *lmail = MAIL_LOG_MAIL_CONTEXT(mail);
const char *const *old_keywords, *const *new_keywords;
unsigned int i;
old_keywords = mail_get_keywords(_mail);
lmail->super.update_keywords(_mail, modify_type, keywords);
new_keywords = mail_get_keywords(_mail);
for (i = 0; old_keywords[i] != NULL && new_keywords[i] != NULL; i++) {
if (strcmp(old_keywords[i], new_keywords[i]) != 0)
break;
}
if (old_keywords[i] != NULL || new_keywords[i] != NULL) {
mail_log_action(_mail->transaction, _mail,
MAIL_LOG_EVENT_FLAG_CHANGE, NULL);
}
}
static struct mail *
mail_log_mail_alloc(struct mailbox_transaction_context *t,
enum mail_fetch_field wanted_fields,
struct mailbox_header_lookup_ctx *wanted_headers)
{
union mailbox_module_context *lbox = MAIL_LOG_CONTEXT(t->box);
union mail_module_context *lmail;
struct mail *_mail;
struct mail_private *mail;
_mail = lbox->super.mail_alloc(t, wanted_fields, wanted_headers);
mail = (struct mail_private *)_mail;
lmail = p_new(mail->pool, union mail_module_context, 1);
lmail->super = mail->v;
mail->v.update_flags = mail_log_mail_update_flags;
mail->v.update_keywords = mail_log_mail_update_keywords;
mail->v.expunge = mail_log_mail_expunge;
MODULE_CONTEXT_SET_SELF(mail, mail_log_mail_module, lmail);
return _mail;
}
static int
mail_log_copy(struct mailbox_transaction_context *t, struct mail *mail,
enum mail_flags flags, struct mail_keywords *keywords,
struct mail *dest_mail)
{
union mailbox_module_context *lbox = MAIL_LOG_CONTEXT(t->box);
const char *name;
if (lbox->super.copy(t, mail, flags, keywords, dest_mail) < 0)
return -1;
T_BEGIN {
name = str_sanitize(mailbox_get_name(t->box),
MAILBOX_NAME_LOG_LEN);
mail_log_action(t, mail, MAIL_LOG_EVENT_COPY, name);
} T_END;
return 0;
}
static int
mail_log_transaction_commit(struct mailbox_transaction_context *t,
uint32_t *uid_validity_r,
uint32_t *first_saved_uid_r,
uint32_t *last_saved_uid_r)
{
struct mail_log_transaction_context *lt = MAIL_LOG_CONTEXT(t);
union mailbox_module_context *lbox = MAIL_LOG_CONTEXT(t->box);
if (lt != NULL) {
if (lt->changes > 0 && mail_log_set.group_events)
mail_log_group_changes(t->box, lt);
pool_unref(&lt->pool);
}
return lbox->super.transaction_commit(t, uid_validity_r,
first_saved_uid_r,
last_saved_uid_r);
}
static void
mail_log_transaction_rollback(struct mailbox_transaction_context *t)
{
struct mail_log_transaction_context *lt = MAIL_LOG_CONTEXT(t);
union mailbox_module_context *lbox = MAIL_LOG_CONTEXT(t->box);
if (lt != NULL) {
if (lt->changes > 0 && !mail_log_set.group_events) {
i_info("Transaction rolled back: "
"Ignore last %u changes", lt->changes);
}
pool_unref(&lt->pool);
}
lbox->super.transaction_rollback(t);
}
static struct mailbox *
mail_log_mailbox_open(struct mail_storage *storage, const char *name,
struct istream *input, enum mailbox_open_flags flags)
{
union mail_storage_module_context *lstorage = MAIL_LOG_CONTEXT(storage);
struct mailbox *box;
union mailbox_module_context *lbox;
box = lstorage->super.mailbox_open(storage, name, input, flags);
if (box == NULL)
return NULL;
lbox = p_new(box->pool, union mailbox_module_context, 1);
lbox->super = box->v;
box->v.mail_alloc = mail_log_mail_alloc;
box->v.copy = mail_log_copy;
box->v.transaction_commit = mail_log_transaction_commit;
box->v.transaction_rollback = mail_log_transaction_rollback;
MODULE_CONTEXT_SET_SELF(box, mail_log_storage_module, lbox);
return box;
}
static int
mail_log_mailbox_list_delete(struct mailbox_list *list, const char *name)
{
union mailbox_list_module_context *llist = MAIL_LOG_LIST_CONTEXT(list);
if (llist->super.delete_mailbox(list, name) < 0)
return -1;
if ((mail_log_set.events & MAIL_LOG_EVENT_MAILBOX_DELETE) == 0)
return 0;
i_info("Mailbox deleted: %s", str_sanitize(name, MAILBOX_NAME_LOG_LEN));
return 0;
}
static int
mail_log_mailbox_list_rename(struct mailbox_list *list, const char *oldname,
const char *newname)
{
union mailbox_list_module_context *llist = MAIL_LOG_LIST_CONTEXT(list);
if (llist->super.rename_mailbox(list, oldname, newname) < 0)
return -1;
if ((mail_log_set.events & MAIL_LOG_EVENT_MAILBOX_RENAME) == 0)
return 0;
i_info("Mailbox renamed: %s -> %s",
str_sanitize(oldname, MAILBOX_NAME_LOG_LEN),
str_sanitize(newname, MAILBOX_NAME_LOG_LEN));
return 0;
}
static void mail_log_mail_storage_created(struct mail_storage *storage)
{
union mail_storage_module_context *lstorage;
lstorage = p_new(storage->pool, union mail_storage_module_context, 1);
lstorage->super = storage->v;
storage->v.mailbox_open = mail_log_mailbox_open;
MODULE_CONTEXT_SET_SELF(storage, mail_log_storage_module, lstorage);
if (mail_log_next_hook_mail_storage_created != NULL)
mail_log_next_hook_mail_storage_created(storage);
}
static void mail_log_mailbox_list_created(struct mailbox_list *list)
{
union mailbox_list_module_context *llist;
llist = p_new(list->pool, union mailbox_list_module_context, 1);
llist->super = list->v;
list->v.delete_mailbox = mail_log_mailbox_list_delete;
list->v.rename_mailbox = mail_log_mailbox_list_rename;
MODULE_CONTEXT_SET_SELF(list, mail_log_mailbox_list_module, llist);
if (mail_log_next_hook_mailbox_list_created != NULL)
mail_log_next_hook_mailbox_list_created(list);
}
static enum mail_log_field mail_log_parse_fields(const char *str)
{
const char *const *tmp;
static enum mail_log_field field, fields = 0;
for (tmp = t_strsplit_spaces(str, ", "); *tmp != NULL; tmp++) {
field = mail_log_field_find(*tmp);
if (field == 0)
i_fatal("Unknown field in mail_log_fields: '%s'", *tmp);
fields |= field;
}
return fields;
}
static enum mail_log_event mail_log_parse_events(const char *str)
{
const char *const *tmp;
static enum mail_log_event event, events = 0;
for (tmp = t_strsplit_spaces(str, ", "); *tmp != NULL; tmp++) {
event = mail_log_event_find(*tmp);
if (event == 0)
i_fatal("Unknown event in mail_log_events: '%s'", *tmp);
events |= event;
}
return events;
}
static void mail_log_read_settings(struct mail_log_settings *set)
{
const char *str;
memset(set, 0, sizeof(*set));
str = getenv("MAIL_LOG_FIELDS");
set->fields = str == NULL ? MAIL_LOG_DEFAULT_FIELDS :
mail_log_parse_fields(str);
str = getenv("MAIL_LOG_EVENTS");
set->events = str == NULL ? MAIL_LOG_DEFAULT_EVENTS :
mail_log_parse_events(str);
set->group_events = getenv("MAIL_LOG_GROUP_EVENTS") != NULL;
}
void mail_log_plugin_init(void)
{
mail_log_read_settings(&mail_log_set);
mail_log_next_hook_mail_storage_created = hook_mail_storage_created;
hook_mail_storage_created = mail_log_mail_storage_created;
mail_log_next_hook_mailbox_list_created = hook_mailbox_list_created;
hook_mailbox_list_created = mail_log_mailbox_list_created;
}
void mail_log_plugin_deinit(void)
{
hook_mail_storage_created = mail_log_next_hook_mail_storage_created;
hook_mailbox_list_created = mail_log_next_hook_mailbox_list_created;
}