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tdb:tdbtool: add transaction_start/_commit/_cancel commands.

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So one can perform tdbtool operations protected by transactions.

Michael
(cherry picked from samba commit 91e1bab2e9)

Signed-off-by: Stefan Metzmacher <metze@samba.org>

(This used to be ctdb commit 35a5b874b925380f7c227e47aebb590c9db4739e)
This commit is contained in:
Michael Adam 2009-09-20 23:58:27 +02:00 committed by Stefan Metzmacher
parent 168bb40b4b
commit 886cb3e86d
1 changed files with 21 additions and 0 deletions
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21
ctdb/lib/tdb/tools/tdbtool.c
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@ -40,6 +40,9 @@ static int disable_mmap;
enum commands {
CMD_CREATE_TDB,
CMD_OPEN_TDB,
CMD_TRANSACTION_START,
CMD_TRANSACTION_COMMIT,
CMD_TRANSACTION_CANCEL,
CMD_ERASE,
CMD_DUMP,
CMD_INSERT,
@ -70,6 +73,9 @@ typedef struct {
COMMAND_TABLE cmd_table[] = {
{"create", CMD_CREATE_TDB},
{"open", CMD_OPEN_TDB},
{"transaction_start", CMD_TRANSACTION_START},
{"transaction_commit", CMD_TRANSACTION_COMMIT},
{"transaction_cancel", CMD_TRANSACTION_CANCEL},
{"erase", CMD_ERASE},
{"dump", CMD_DUMP},
{"insert", CMD_INSERT},
@ -169,6 +175,9 @@ static void help(void)
"tdbtool: \n"
" create dbname : create a database\n"
" open dbname : open an existing database\n"
" transaction_start : start a transaction\n"
" transaction_commit : commit a transaction\n"
" transaction_cancel : cancel a transaction\n"
" erase : erase the database\n"
" dump : dump the database as strings\n"
" keys : dump the database keys as strings\n"
@ -520,6 +529,18 @@ static int do_command(void)
return 0;
}
switch (mycmd) {
case CMD_TRANSACTION_START:
bIterate = 0;
tdb_transaction_start(tdb);
return 0;
case CMD_TRANSACTION_COMMIT:
bIterate = 0;
tdb_transaction_commit(tdb);
return 0;
case CMD_TRANSACTION_CANCEL:
bIterate = 0;
tdb_transaction_cancel(tdb);
return 0;
case CMD_ERASE:
bIterate = 0;
tdb_traverse(tdb, do_delete_fn, NULL);