fis-gtm/sr_port/mupip_set_journal_newstate.c

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/****************************************************************
* *
* Copyright 2001, 2010 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#include "mdef.h"
#include "gtm_stat.h"
#include "gtm_string.h"
#include "gdsroot.h"
#include "gtm_facility.h"
#include "fileinfo.h"
#include "gdsbt.h"
#include "gdsblk.h"
#include "gdsfhead.h"
#include "filestruct.h"
#include "iosp.h"
#include "jnl.h"
#include "mupip_set.h"
#include "cli.h"
#include "util.h"
#include "gtmmsg.h"
GBLREF gd_region *gv_cur_region;
GBLREF char *jnl_state_lit[];
GBLREF char *repl_state_lit[];
uint4 mupip_set_journal_newstate(set_jnl_options *jnl_options, jnl_create_info *jnl_info, mu_set_rlist *rptr)
{
enum jnl_state_codes jnl_curr_state;
enum repl_state_codes repl_curr_state;
boolean_t current_image;
enum db_acc_method acc_meth;
error_def(ERR_REPLNOBEFORE);
error_def(ERR_REPLJNLCNFLCT);
error_def(ERR_JNLDISABLE);
error_def(ERR_MMBEFOREJNL);
error_def(ERR_MMNOBFORRPL);
jnl_curr_state = (enum jnl_state_codes)rptr->sd->jnl_state;
repl_curr_state = (enum repl_state_codes)rptr->sd->repl_state;
acc_meth = rptr->sd->acc_meth;
current_image = rptr->sd->jnl_before_image;
if (CLI_ABSENT == jnl_options->cli_journal)
rptr->jnl_new_state = jnl_curr_state;
else if ((CLI_NEGATED == jnl_options->cli_journal) || (CLI_NEGATED == jnl_options->cli_enable))
rptr->jnl_new_state = jnl_notallowed; /* DISABLE specified */
else if ((jnl_notallowed != jnl_curr_state) || (CLI_PRESENT == jnl_options->cli_enable))
{ /* journaling is already ENABLED or ENABLE is explicitly specified */
if (CLI_NEGATED == jnl_options->cli_on) /* OFF specified */
rptr->jnl_new_state = jnl_closed;
else if (repl_curr_state == repl_was_open && CLI_PRESENT != jnl_options->cli_replic_on)
{ /* Journaling was turned OFF by jnl_file_lost(). Do not allow turning journaling ON without also
turning replication ON */
gtm_putmsg(VARLSTCNT(10) ERR_REPLJNLCNFLCT, 8, LEN_AND_STR(jnl_state_lit[jnl_open]),
DB_LEN_STR(gv_cur_region), LEN_AND_STR(repl_state_lit[repl_closed]),
LEN_AND_STR(jnl_state_lit[jnl_open]));
return EXIT_WRN;
}
else /* ON explicitly specified or present by default */
rptr->jnl_new_state = jnl_open;
} else /* jnl_notallowed == jnl_curr_state && CLI_ABSENT == jnl_options->cli_enable */
{
if (CLI_PRESENT != jnl_options->cli_replic_on)
{
gtm_putmsg(VARLSTCNT(4) ERR_JNLDISABLE, 2, DB_LEN_STR(gv_cur_region));
return EXIT_WRN;
} else
rptr->jnl_new_state = jnl_open; /* turn journaling on for REPLICATION=ON */
}
VMS_ONLY(rptr->before_images = (jnl_options->image_type_specified ? jnl_info->before_images : current_image);)
UNIX_ONLY( /* If turning replic ON, don't set BEFORE images with MM -- leave it unchanged */
rptr->before_images = (jnl_options->image_type_specified
? jnl_info->before_images
: (((CLI_PRESENT == jnl_options->cli_replic_on) && (repl_open != repl_curr_state)
&& (dba_bg == acc_meth))
? TRUE
: current_image));
)
if (rptr->before_images && (dba_mm == acc_meth))
{
gtm_putmsg(VARLSTCNT(4) ERR_MMBEFOREJNL, 2, DB_LEN_STR(gv_cur_region));
return EXIT_WRN;
}
if (CLI_PRESENT == jnl_options->cli_replic_on) /* replic="ON" */
{
assert((CLI_ABSENT == jnl_options->cli_journal)
|| (!((CLI_NEGATED == jnl_options->cli_enable) || (CLI_NEGATED == jnl_options->cli_on))
|| (jnl_open == rptr->jnl_new_state)));
rptr->repl_new_state = repl_open;
rptr->jnl_new_state = jnl_open;
VMS_ONLY(
assert((CLI_ABSENT == jnl_options->cli_journal)
|| (!jnl_options->image_type_specified || rptr->before_images));
if (dba_mm == acc_meth)
{
gtm_putmsg(VARLSTCNT(4) ERR_MMNOBFORRPL, 2, DB_LEN_STR(gv_cur_region));
return EXIT_WRN;
}
rptr->before_images = TRUE;
)
} else if (CLI_NEGATED == jnl_options->cli_replic_on) /* replic="OFF" */
rptr->repl_new_state = repl_closed;
else
{
if (repl_open == repl_curr_state)
{
if (CLI_ABSENT != jnl_options->cli_journal)
{
VMS_ONLY(
if (jnl_options->image_type_specified && !rptr->before_images)
{
gtm_putmsg(VARLSTCNT(4) ERR_REPLNOBEFORE, 2, DB_LEN_STR(gv_cur_region));
return EXIT_WRN;
}
)
if (jnl_open != rptr->jnl_new_state)
{
gtm_putmsg(VARLSTCNT(10) ERR_REPLJNLCNFLCT, 8,
LEN_AND_LIT("OFF/DISABLED"),
DB_LEN_STR(gv_cur_region),
LEN_AND_STR(repl_state_lit[repl_open]),
LEN_AND_LIT("OFF/DISABLED"));
return EXIT_WRN;
}
}
}
rptr->repl_new_state = repl_curr_state;
}
return EXIT_NRM;
}