static int
exec_command(memcached_st *mcd, int n_cmds, char * const cmds[])
{
int retval = 1;
if (strcmp(cmds[0], "get") == 0 && n_cmds == 2)
retval = exec_get(mcd, cmds[1]);
else if (strcmp(cmds[0], "add") == 0 && (n_cmds >= 3 && n_cmds <= 5))
retval = exec_add(mcd, cmds[1], cmds[2],
n_cmds > 3 ? atol(cmds[3]) : 0,
n_cmds > 4 ? atol(cmds[4]) : 0);
else if (strcmp(cmds[0], "set") == 0 && (n_cmds >= 3 && n_cmds <= 5))
retval = exec_set(mcd, cmds[1], cmds[2],
n_cmds > 3 ? atol(cmds[3]) : 0,
n_cmds > 4 ? atol(cmds[4]) : 0);
else if (strcmp(cmds[0], "replace") == 0 && (n_cmds >= 3 && n_cmds <= 5))
retval = exec_replace(mcd, cmds[1], cmds[2],
n_cmds > 3 ? atol(cmds[3]) : 0,
n_cmds > 4 ? atol(cmds[4]) : 0);
else if (strcmp(cmds[0], "append") == 0 && (n_cmds >= 3 && n_cmds <= 5))
retval = exec_append(mcd, cmds[1], cmds[2],
n_cmds > 3 ? atol(cmds[3]) : 0,
n_cmds > 4 ? atol(cmds[4]) : 0);
else if (strcmp(cmds[0], "prepend") == 0 && (n_cmds >= 3 && n_cmds <= 5))
retval = exec_prepend(mcd, cmds[1], cmds[2],
n_cmds > 3 ? atol(cmds[3]) : 0,
n_cmds > 4 ? atol(cmds[4]) : 0);
else if (strcmp(cmds[0], "cas") == 0 && (n_cmds >= 4 && n_cmds <= 6))
retval = exec_cas(mcd, cmds[1], cmds[2], atol(cmds[3]),
n_cmds > 4 ? atol(cmds[4]) : 0,
n_cmds > 5 ? atol(cmds[5]) : 0);
else if (strcmp(cmds[0], "delete") == 0 && (n_cmds >= 2 && n_cmds <= 3))
retval = exec_delete(mcd, cmds[1],
n_cmds > 2 ? atol(cmds[2]) : 0);
else if (strcmp(cmds[0], "incr") == 0 && n_cmds == 2)
retval = exec_incr(mcd, cmds[1]);
else if (strcmp(cmds[0], "decr") == 0 && n_cmds == 2)
retval = exec_decr(mcd, cmds[1]);
else if (strcmp(cmds[0], "flush") == 0 && (n_cmds >= 1 && n_cmds <=2))
retval = exec_flush(mcd, n_cmds > 1 ? atol(cmds[1]) : 0);
else if (strcmp(cmds[0], "simple_bench") == 0 &&
(n_cmds >= 1 && n_cmds <=2))
retval = exec_simple_bench(mcd, n_cmds > 1 ? atof(cmds[1]) : 100.0);
return retval;
}
/**
* Execute a parse tree and return the result set or runtime error
*
* @param dcb The DCB that connects to the client
* @param tree The parse tree for the query
*/
void
maxinfo_execute(DCB *dcb, MAXINFO_TREE *tree)
{
switch (tree->op)
{
case MAXOP_SHOW:
exec_show(dcb, tree);
break;
case MAXOP_SELECT:
exec_select(dcb, tree);
break;
case MAXOP_FLUSH:
exec_flush(dcb, tree);
break;
case MAXOP_SET:
exec_set(dcb, tree);
break;
case MAXOP_CLEAR:
exec_clear(dcb, tree);
break;
case MAXOP_SHUTDOWN:
exec_shutdown(dcb, tree);
break;
case MAXOP_RESTART:
exec_restart(dcb, tree);
break;
case MAXOP_TABLE:
case MAXOP_COLUMNS:
case MAXOP_LITERAL:
case MAXOP_PREDICATE:
case MAXOP_LIKE:
case MAXOP_EQUAL:
default:
maxinfo_send_error(dcb, 0, "Unexpected operator in parse tree");
}
}
