cmd_expunge_finish(struct client_command_context *cmd,
struct mail_search_args *search_args)
{
struct client *client = cmd->client;
const char *errstr;
enum mail_error error = MAIL_ERROR_NONE;
int ret;
ret = imap_expunge(client->mailbox, search_args == NULL ? NULL :
search_args->args);
if (search_args != NULL)
mail_search_args_unref(&search_args);
if (ret < 0) {
errstr = mailbox_get_last_error(client->mailbox, &error);
if (error != MAIL_ERROR_PERM) {
client_send_box_error(cmd, client->mailbox);
return TRUE;
} else {
return cmd_sync(cmd, 0, IMAP_SYNC_FLAG_SAFE,
t_strdup_printf("OK Expunge ignored: %s.",
errstr));
}
}
client->sync_seen_deletes = FALSE;
if ((client->enabled_features & MAILBOX_FEATURE_QRESYNC) != 0) {
return cmd_sync(cmd, MAILBOX_SYNC_FLAG_EXPUNGE,
IMAP_SYNC_FLAG_SAFE, "OK Expunge completed.");
} else {
return cmd_sync_callback(cmd, MAILBOX_SYNC_FLAG_EXPUNGE,
IMAP_SYNC_FLAG_SAFE,
cmd_expunge_callback);
}
}
bool cmd_noop(struct client_command_context *cmd)
{
if (cmd->client->notify_ctx != NULL) {
/* flush any delayed notifications now. this is mainly useful
for testing. */
imap_notify_flush(cmd->client->notify_ctx);
}
return cmd_sync(cmd, 0, IMAP_SYNC_FLAG_SAFE, "OK NOOP completed.");
}
bool cmd_check(struct client_command_context *cmd)
{
if (!client_verify_open_mailbox(cmd))
return TRUE;
return cmd_sync(cmd, MAILBOX_SYNC_FLAG_FULL_READ |
MAILBOX_SYNC_FLAG_FULL_WRITE, IMAP_SYNC_FLAG_SAFE,
"OK Check completed.");
}
static bool cmd_append_finish_parsing(struct client_command_context *cmd)
{
struct cmd_append_context *ctx = cmd->context;
enum mailbox_sync_flags sync_flags;
enum imap_sync_flags imap_flags;
struct mail_transaction_commit_changes changes;
unsigned int save_count;
string_t *msg;
int ret;
/* eat away the trailing CRLF */
cmd->client->input_skip_line = TRUE;
if (ctx->failed) {
/* we failed earlier, error message is sent */
cmd_append_finish(ctx);
return TRUE;
}
if (ctx->count == 0) {
client_send_command_error(cmd, "Missing message size.");
cmd_append_finish(ctx);
return TRUE;
}
ret = mailbox_transaction_commit_get_changes(&ctx->t, &changes);
if (ret < 0) {
client_send_box_error(cmd, ctx->box);
cmd_append_finish(ctx);
return TRUE;
}
msg = t_str_new(256);
save_count = seq_range_count(&changes.saved_uids);
if (save_count == 0 || changes.no_read_perm) {
/* not supported by backend (virtual) */
str_append(msg, "OK Append completed.");
} else {
i_assert(ctx->count == save_count);
str_printfa(msg, "OK [APPENDUID %u ",
changes.uid_validity);
imap_write_seq_range(msg, &changes.saved_uids);
str_append(msg, "] Append completed.");
}
pool_unref(&changes.pool);
if (ctx->box == cmd->client->mailbox) {
sync_flags = 0;
imap_flags = IMAP_SYNC_FLAG_SAFE;
} else {
sync_flags = MAILBOX_SYNC_FLAG_FAST;
imap_flags = 0;
}
cmd_append_finish(ctx);
return cmd_sync(cmd, sync_flags, imap_flags, str_c(msg));
}
static void execute_command() {
if (strcmp(command, "quit") == 0) {
ltServerShutdown();
printf("Bye!\n");
exit(0);
} else if (strcmp(command, "sync") == 0) {
cmd_sync();
} else {
printf("Unrecognized command: %s\n", command);
}
need_prompt = true;
}
static bool cmd_fetch_finish(struct imap_fetch_context *ctx,
struct client_command_context *cmd)
{
static const char *ok_message = "OK Fetch completed.";
const char *tagged_reply = ok_message;
enum mail_error error;
bool failed, seen_flags_changed = ctx->state.seen_flags_changed;
if (ctx->state.skipped_expunged_msgs) {
tagged_reply = "OK ["IMAP_RESP_CODE_EXPUNGEISSUED"] "
"Some messages were already expunged.";
}
failed = imap_fetch_end(ctx) < 0;
imap_fetch_free(&ctx);
if (failed) {
const char *errstr;
if (cmd->client->output->closed) {
client_disconnect(cmd->client, "Disconnected");
return TRUE;
}
errstr = mailbox_get_last_error(cmd->client->mailbox, &error);
if (error == MAIL_ERROR_CONVERSION ||
error == MAIL_ERROR_INVALIDDATA) {
/* a) BINARY found unsupported Content-Transfer-Encoding
b) Content was invalid */
tagged_reply = t_strdup_printf(
"NO ["IMAP_RESP_CODE_UNKNOWN_CTE"] %s", errstr);
} else {
/* We never want to reply NO to FETCH requests,
BYE is preferrable (see imap-ml for reasons). */
client_disconnect_with_error(cmd->client, errstr);
return TRUE;
}
}
return cmd_sync(cmd,
(seen_flags_changed ? 0 : MAILBOX_SYNC_FLAG_FAST) |
(cmd->uid ? 0 : MAILBOX_SYNC_FLAG_NO_EXPUNGES), 0,
tagged_reply);
}
bool cmd_store(struct client_command_context *cmd)
{
struct client *client = cmd->client;
const struct imap_arg *args;
struct mail_search_args *search_args;
struct mail_search_context *search_ctx;
struct mailbox_transaction_context *t;
struct mail *mail;
struct imap_store_context ctx;
ARRAY_TYPE(seq_range) modified_set, uids;
enum mailbox_transaction_flags flags = 0;
enum imap_sync_flags imap_sync_flags = 0;
const char *set, *reply, *tagged_reply;
string_t *str;
int ret;
if (!client_read_args(cmd, 0, 0, &args))
return FALSE;
if (!client_verify_open_mailbox(cmd))
return TRUE;
if (!imap_arg_get_atom(args, &set)) {
client_send_command_error(cmd, "Invalid arguments.");
return TRUE;
}
ret = imap_search_get_seqset(cmd, set, cmd->uid, &search_args);
if (ret <= 0)
return ret < 0;
memset(&ctx, 0, sizeof(ctx));
ctx.cmd = cmd;
if (!store_parse_args(&ctx, ++args)) {
mail_search_args_unref(&search_args);
return TRUE;
}
if (client->mailbox_examined) {
mail_search_args_unref(&search_args);
if (ctx.max_modseq < (uint64_t)-1)
reply = "NO CONDSTORE failed: Mailbox is read-only.";
else
reply = "OK Store ignored with read-only mailbox.";
return cmd_sync(cmd, MAILBOX_SYNC_FLAG_FAST |
(cmd->uid ? 0 : MAILBOX_SYNC_FLAG_NO_EXPUNGES),
0, reply);
}
if (ctx.silent)
flags |= MAILBOX_TRANSACTION_FLAG_HIDE;
if (ctx.max_modseq < (uint64_t)-1) {
/* update modseqs so we can check them early */
flags |= MAILBOX_TRANSACTION_FLAG_REFRESH;
}
t = mailbox_transaction_begin(client->mailbox, flags);
search_ctx = mailbox_search_init(t, search_args, NULL,
MAIL_FETCH_FLAGS, NULL);
mail_search_args_unref(&search_args);
i_array_init(&modified_set, 64);
if (ctx.max_modseq < (uint32_t)-1) {
/* STORE UNCHANGEDSINCE is being used */
mailbox_transaction_set_max_modseq(t, ctx.max_modseq,
&modified_set);
}
while (mailbox_search_next(search_ctx, &mail)) {
if (ctx.max_modseq < (uint64_t)-1) {
/* check early so there's less work for transaction
commit if something has to be cancelled */
if (mail_get_modseq(mail) > ctx.max_modseq) {
seq_range_array_add(&modified_set, mail->seq);
continue;
}
}
if (ctx.modify_type == MODIFY_REPLACE || ctx.flags != 0)
mail_update_flags(mail, ctx.modify_type, ctx.flags);
if (ctx.modify_type == MODIFY_REPLACE || ctx.keywords != NULL) {
mail_update_keywords(mail, ctx.modify_type,
ctx.keywords);
}
}
if (ctx.keywords != NULL)
mailbox_keywords_unref(&ctx.keywords);
ret = mailbox_search_deinit(&search_ctx);
if (ret < 0)
mailbox_transaction_rollback(&t);
else
ret = mailbox_transaction_commit(&t);
if (ret < 0) {
array_free(&modified_set);
client_send_box_error(cmd, client->mailbox);
return TRUE;
}
if (array_count(&modified_set) == 0)
tagged_reply = "OK Store completed.";
else {
if (cmd->uid) {
i_array_init(&uids, array_count(&modified_set)*2);
mailbox_get_uid_range(client->mailbox, &modified_set,
&uids);
array_free(&modified_set);
modified_set = uids;
}
str = str_new(cmd->pool, 256);
str_append(str, "OK [MODIFIED ");
imap_write_seq_range(str, &modified_set);
str_append(str, "] Conditional store failed.");
tagged_reply = str_c(str);
}
array_free(&modified_set);
/* With UID STORE we have to return UID for the flags as well.
Unfortunately we don't have the ability to separate those
flag changes that were caused by UID STORE and those that
came externally, so we'll just send the UID for all flag
changes that we see. */
if (cmd->uid && (!ctx.silent || (client->enabled_features &
MAILBOX_FEATURE_CONDSTORE) != 0))
imap_sync_flags |= IMAP_SYNC_FLAG_SEND_UID;
return cmd_sync(cmd, (cmd->uid ? 0 : MAILBOX_SYNC_FLAG_NO_EXPUNGES),
imap_sync_flags, tagged_reply);
}
static bool cmd_copy_full(struct client_command_context *cmd, bool move)
{
struct client *client = cmd->client;
struct mail_storage *dest_storage;
struct mailbox *destbox;
struct mailbox_transaction_context *t, *src_trans;
struct mail_search_args *search_args;
const char *messageset, *mailbox, *src_uidset;
enum mailbox_sync_flags sync_flags = 0;
enum imap_sync_flags imap_flags = 0;
struct mail_transaction_commit_changes changes;
unsigned int copy_count;
string_t *msg;
int ret;
/* <message set> <mailbox> */
if (!client_read_string_args(cmd, 2, &messageset, &mailbox))
return FALSE;
if (!client_verify_open_mailbox(cmd))
return TRUE;
ret = imap_search_get_seqset(cmd, messageset, cmd->uid, &search_args);
if (ret <= 0)
return ret < 0;
if (client_open_save_dest_box(cmd, mailbox, &destbox) < 0) {
mail_search_args_unref(&search_args);
return TRUE;
}
t = mailbox_transaction_begin(destbox,
MAILBOX_TRANSACTION_FLAG_EXTERNAL |
MAILBOX_TRANSACTION_FLAG_ASSIGN_UIDS);
ret = fetch_and_copy(client, move, t, &src_trans, search_args,
&src_uidset, ©_count);
mail_search_args_unref(&search_args);
msg = t_str_new(256);
if (ret <= 0)
mailbox_transaction_rollback(&t);
else if (mailbox_transaction_commit_get_changes(&t, &changes) < 0)
ret = -1;
else if (copy_count == 0) {
str_append(msg, "OK No messages found.");
pool_unref(&changes.pool);
} else if (seq_range_count(&changes.saved_uids) == 0 ||
changes.no_read_perm) {
/* not supported by backend (virtual) or no read permissions
for mailbox */
str_append(msg, move ? "OK Move completed." :
"OK Copy completed.");
pool_unref(&changes.pool);
} else if (move) {
i_assert(copy_count == seq_range_count(&changes.saved_uids));
str_printfa(msg, "* OK [COPYUID %u %s ",
changes.uid_validity, src_uidset);
imap_write_seq_range(msg, &changes.saved_uids);
str_append(msg, "] Moved UIDs.");
client_send_line(client, str_c(msg));
str_truncate(msg, 0);
str_append(msg, "OK Move completed.");
pool_unref(&changes.pool);
} else {
i_assert(copy_count == seq_range_count(&changes.saved_uids));
str_printfa(msg, "OK [COPYUID %u %s ", changes.uid_validity,
src_uidset);
imap_write_seq_range(msg, &changes.saved_uids);
str_append(msg, "] Copy completed.");
pool_unref(&changes.pool);
}
if (ret <= 0 && move) {
/* move failed, don't expunge anything */
mailbox_transaction_rollback(&src_trans);
} else {
if (mailbox_transaction_commit(&src_trans) < 0)
ret = -1;
}
dest_storage = mailbox_get_storage(destbox);
if (destbox != client->mailbox) {
if (move)
sync_flags |= MAILBOX_SYNC_FLAG_EXPUNGE;
else
sync_flags |= MAILBOX_SYNC_FLAG_FAST;
imap_flags |= IMAP_SYNC_FLAG_SAFE;
mailbox_free(&destbox);
} else if (move) {
sync_flags |= MAILBOX_SYNC_FLAG_EXPUNGE;
imap_flags |= IMAP_SYNC_FLAG_SAFE;
}
if (ret > 0)
return cmd_sync(cmd, sync_flags, imap_flags, str_c(msg));
else if (ret == 0) {
/* some messages were expunged, sync them */
return cmd_sync(cmd, 0, 0,
"NO ["IMAP_RESP_CODE_EXPUNGEISSUED"] "
"Some of the requested messages no longer exist.");
} else {
client_send_storage_error(cmd, dest_storage);
return TRUE;
}
}
bool cmd_noop(struct client_command_context *cmd)
{
return cmd_sync(cmd, 0, IMAP_SYNC_FLAG_SAFE, "OK NOOP completed.");
}
int cmd_main(int argc, const char **argv)
{
cmd_sync();
return cmd_dropcaches();
}
/*
execute command
*/
EXPORT INT exec_cmd(B *cmd)
{
INT ac;
B *av[N_ARGS];
ac = setup_param(cmd, av);
if (ac < 1) return 0;
if (strcmp(av[0], "date") == 0) {
cmd_date(ac, av);
} else if (strcmp(av[0], "attach") == 0) {
cmd_attach(ac, av);
} else if (strcmp(av[0], "detach") == 0) {
cmd_detach(ac, av);
} else if (strcmp(av[0], "mkdir") == 0) {
cmd_mkdir(ac, av);
} else if (strcmp(av[0], "rmdir") == 0) {
cmd_rmdir(ac, av);
} else if (strcmp(av[0], "pwd") == 0) {
cmd_pwd(ac, av);
} else if (strcmp(av[0], "cd") == 0) {
cmd_cd(ac, av);
} else if (strcmp(av[0], "rm") == 0) {
cmd_rm(ac, av);
} else if (strcmp(av[0], "mv") == 0) {
cmd_mv(ac, av);
} else if (strcmp(av[0], "ls") == 0) {
cmd_ls(ac, av);
} else if (strcmp(av[0], "tp") == 0 || strcmp(av[0], "tpx") == 0) {
cmd_tp(ac, av);
} else if (strcmp(av[0], "cp") == 0) {
cmd_cp(ac, av);
} else if (strcmp(av[0], "trunc") == 0) {
cmd_trunc(ac, av);
} else if (strcmp(av[0], "df") == 0) {
cmd_df(ac, av);
} else if (strcmp(av[0], "sync") == 0) {
cmd_sync(ac, av);
} else if (strcmp(av[0], "chmod") == 0) {
cmd_chmod(ac, av);
} else if (strcmp(av[0], "ref") == 0) {
cmd_ref(ac, av);
} else if (strcmp(av[0], "load") == 0) {
cmd_load(ac, av);
} else if (strcmp(av[0], "loadspg") == 0) {
cmd_loadspg(ac, av);
} else if (strcmp(av[0], "unload") == 0) {
cmd_unload(ac, av);
} else if (strcmp(av[0], "call") == 0) {
cmd_call(ac, av);
} else if (strncmp(av[0], "?", 1) == 0) {
P("date [y m d [h m s]]\n");
P("attach devnm connm\n");
P("detach connm\n");
P("cd dir\n");
P("pwd \n");
P("ls [-t][-l][dir]\n");
P("mkdir dir [mode]\n");
P("rmdir dir\n");
P("rm path\n");
P("mv o-path n-path\n");
P("trunc path len\n");
P("df path\n");
P("sync [path [d]]\n");
P("chmod path mode\n");
P("tp path [ofs len]\n");
P("tpx path [ofs len]\n");
P("cp s-path d-path/dir [wofs [wlen]]\n");
P("ref [item]\n");
P("call addr [p1 p2 p3]\n");
P("load path\n");
P("loadspg path [arg ...]\n");
P("unload progid\n");
#ifdef NET_SAMPLE
P("net execute network sample\n");
} else if (strcmp(av[0], "net") == 0) {
IMPORT void net_test(void);
net_test();
#endif
} else {
return 0;
}
return 1;
}
bool cmd_copy(struct client_command_context *cmd)
{
struct client *client = cmd->client;
struct mail_namespace *dest_ns;
struct mail_storage *dest_storage;
struct mailbox *destbox;
struct mailbox_transaction_context *t;
struct mail_search_args *search_args;
const char *messageset, *mailbox, *storage_name, *src_uidset;
enum mailbox_name_status status;
enum mailbox_sync_flags sync_flags = 0;
enum imap_sync_flags imap_flags = 0;
struct mail_transaction_commit_changes changes;
unsigned int copy_count;
string_t *msg;
int ret;
/* <message set> <mailbox> */
if (!client_read_string_args(cmd, 2, &messageset, &mailbox))
return FALSE;
if (!client_verify_open_mailbox(cmd))
return TRUE;
ret = imap_search_get_seqset(cmd, messageset, cmd->uid, &search_args);
if (ret <= 0)
return ret < 0;
/* open the destination mailbox */
dest_ns = client_find_namespace(cmd, mailbox, &storage_name, &status);
if (dest_ns == NULL) {
mail_search_args_unref(&search_args);
return TRUE;
}
switch (status) {
case MAILBOX_NAME_EXISTS_MAILBOX:
break;
case MAILBOX_NAME_EXISTS_DIR:
status = MAILBOX_NAME_VALID;
/* fall through */
case MAILBOX_NAME_VALID:
case MAILBOX_NAME_INVALID:
case MAILBOX_NAME_NOINFERIORS:
client_fail_mailbox_name_status(cmd, mailbox,
"TRYCREATE", status);
mail_search_args_unref(&search_args);
return TRUE;
}
if (mailbox_equals(client->mailbox, dest_ns, storage_name))
destbox = client->mailbox;
else {
destbox = mailbox_alloc(dest_ns->list, storage_name,
MAILBOX_FLAG_SAVEONLY |
MAILBOX_FLAG_KEEP_RECENT);
if (mailbox_open(destbox) < 0) {
client_send_storage_error(cmd,
mailbox_get_storage(destbox));
mailbox_free(&destbox);
mail_search_args_unref(&search_args);
return TRUE;
}
if (client->enabled_features != 0)
mailbox_enable(destbox, client->enabled_features);
}
t = mailbox_transaction_begin(destbox,
MAILBOX_TRANSACTION_FLAG_EXTERNAL |
MAILBOX_TRANSACTION_FLAG_ASSIGN_UIDS);
ret = fetch_and_copy(client, t, search_args, &src_uidset, ©_count);
mail_search_args_unref(&search_args);
msg = t_str_new(256);
if (ret <= 0)
mailbox_transaction_rollback(&t);
else if (mailbox_transaction_commit_get_changes(&t, &changes) < 0)
ret = -1;
else if (copy_count == 0) {
str_append(msg, "OK No messages copied.");
pool_unref(&changes.pool);
} else if (seq_range_count(&changes.saved_uids) == 0) {
/* not supported by backend (virtual) */
str_append(msg, "OK Copy completed.");
pool_unref(&changes.pool);
} else {
i_assert(copy_count == seq_range_count(&changes.saved_uids));
str_printfa(msg, "OK [COPYUID %u %s ", changes.uid_validity,
src_uidset);
imap_write_seq_range(msg, &changes.saved_uids);
str_append(msg, "] Copy completed.");
pool_unref(&changes.pool);
}
dest_storage = mailbox_get_storage(destbox);
if (destbox != client->mailbox) {
sync_flags |= MAILBOX_SYNC_FLAG_FAST;
imap_flags |= IMAP_SYNC_FLAG_SAFE;
mailbox_free(&destbox);
}
if (ret > 0)
return cmd_sync(cmd, sync_flags, imap_flags, str_c(msg));
else if (ret == 0) {
/* some messages were expunged, sync them */
return cmd_sync(cmd, 0, 0,
"NO ["IMAP_RESP_CODE_EXPUNGEISSUED"] "
"Some of the requested messages no longer exist.");
} else {
client_send_storage_error(cmd, dest_storage);
return TRUE;
}
}
