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repmgr: clean up runtime options structure

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Place elements in a sensible order and split the associated initializer
macro over multiple lines for easier editing.

Also move a few related global variables into to the structure to keep
everything in the same place.
This commit is contained in:
Ian Barwick
2016-10-11 12:54:56 +09:00
parent 2389101ae9
commit d2c09a1f71
2 changed files with 95 additions and 59 deletions
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54
repmgr.c
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@@ -178,12 +178,6 @@ static bool config_file_required = true;
t_runtime_options runtime_options = T_RUNTIME_OPTIONS_INITIALIZER;
t_configuration_options options = T_CONFIGURATION_OPTIONS_INITIALIZER;
static bool wal_keep_segments_used = false;
static bool conninfo_provided = false;
static bool connection_param_provided = false;
static bool host_param_provided = false;
static bool pg_rewind_supplied = false;
static char *server_mode = NULL;
static char *server_cmd = NULL;
@@ -365,13 +359,13 @@ main(int argc, char **argv)
case 'd':
strncpy(runtime_options.dbname, optarg, MAXLEN);
/* we'll set the dbname parameter below if we detect it's not a conninfo string */
connection_param_provided = true;
runtime_options.connection_param_provided = true;
break;
case 'h':
strncpy(runtime_options.host, optarg, MAXLEN);
param_set(&source_conninfo, "host", optarg);
connection_param_provided = true;
host_param_provided = true;
runtime_options.connection_param_provided = true;
runtime_options.host_param_provided = true;
break;
case 'p':
repmgr_atoi(optarg, "-p/--port", &cli_errors, false);
@@ -379,12 +373,12 @@ main(int argc, char **argv)
strncpy(runtime_options.masterport,
optarg,
MAXLEN);
connection_param_provided = true;
runtime_options.connection_param_provided = true;
break;
case 'U':
strncpy(runtime_options.username, optarg, MAXLEN);
param_set(&source_conninfo, "user", optarg);
connection_param_provided = true;
runtime_options.connection_param_provided = true;
break;
case 'S':
strncpy(runtime_options.superuser, optarg, MAXLEN);
@@ -403,7 +397,7 @@ main(int argc, char **argv)
strncpy(runtime_options.wal_keep_segments,
optarg,
MAXLEN);
wal_keep_segments_used = true;
runtime_options.wal_keep_segments_used = true;
break;
case 'k':
runtime_options.keep_history = repmgr_atoi(optarg, "-k/--keep-history", &cli_errors, false);
@@ -519,7 +513,7 @@ main(int argc, char **argv)
{
strncpy(runtime_options.pg_rewind, optarg, MAXPGPATH);
}
pg_rewind_supplied = true;
runtime_options.pg_rewind_supplied = true;
break;
case OPT_PWPROMPT:
runtime_options.witness_pwprompt = true;
@@ -586,7 +580,7 @@ main(int argc, char **argv)
{
char *errmsg = NULL;
conninfo_provided = true;
runtime_options.conninfo_provided = true;
opts = PQconninfoParse(runtime_options.dbname, &errmsg);
@@ -620,13 +614,13 @@ main(int argc, char **argv)
(opt->val != NULL && opt->val[0] != '\0'))
{
strncpy(runtime_options.host, opt->val, MAXLEN);
host_param_provided = true;
runtime_options.host_param_provided = true;
}
if (strcmp(opt->keyword, "hostaddr") == 0 &&
(opt->val != NULL && opt->val[0] != '\0'))
{
strncpy(runtime_options.host, opt->val, MAXLEN);
host_param_provided = true;
runtime_options.host_param_provided = true;
}
else if (strcmp(opt->keyword, "port") == 0 &&
(opt->val != NULL && opt->val[0] != '\0'))
@@ -762,7 +756,7 @@ main(int argc, char **argv)
initPQExpBuffer(&additional_host_arg);
appendPQExpBuffer(&additional_host_arg,
_("Conflicting parameters: you can't use %s while providing a node separately."),
conninfo_provided == true ? "host=" : "-h/--host");
runtime_options.conninfo_provided == true ? "host=" : "-h/--host");
item_list_append(&cli_errors, additional_host_arg.data);
}
else
@@ -884,7 +878,7 @@ main(int argc, char **argv)
* the version check for 9.4 or later is done in check_upstream_config()
*/
if (options.use_replication_slots && wal_keep_segments_used)
if (options.use_replication_slots && runtime_options.wal_keep_segments_used)
{
log_warning(_("-w/--wal-keep-segments has no effect when replication slots in use\n"));
}
@@ -4268,7 +4262,7 @@ do_standby_follow(void)
* to determine primary, and carry out some other checks while we're
* at it.
*/
if (host_param_provided == false)
if (runtime_options.host_param_provided == false)
{
/* We need to connect to check configuration */
log_info(_("connecting to standby database\n"));
@@ -4562,7 +4556,7 @@ do_standby_switchover(void)
* Add a friendly notice if --pg_rewind supplied for 9.5 and later - we'll
* be ignoring it anyway
*/
if (pg_rewind_supplied == true && server_version_num >= 90500)
if (runtime_options.pg_rewind_supplied == true && server_version_num >= 90500)
{
log_notice(_("--pg_rewind not required for PostgreSQL 9.5 and later\n"));
}
@@ -4677,7 +4671,7 @@ do_standby_switchover(void)
else
{
/* 9.3/9.4 - user can use separately-compiled pg_rewind */
if (pg_rewind_supplied == true)
if (runtime_options.pg_rewind_supplied == true)
{
use_pg_rewind = true;
@@ -6574,7 +6568,7 @@ run_basebackup(const char *data_dir, int server_version)
* consistency with other applications accepts a conninfo string
* under -d/--dbname)
*/
if (conninfo_provided == true)
if (runtime_options.conninfo_provided == true)
{
appendPQExpBuffer(&params, " -d '%s'", runtime_options.dbname);
}
@@ -6695,7 +6689,7 @@ check_parameters_for_action(const int action)
* parameters are at least useless and could be confusing so
* reject them
*/
if (connection_param_provided)
if (runtime_options.connection_param_provided)
{
item_list_append(&cli_warnings, _("master connection parameters not required when executing MASTER REGISTER"));
}
@@ -6712,7 +6706,7 @@ check_parameters_for_action(const int action)
* need connection parameters to the master because we can detect
* the master in repl_nodes
*/
if (connection_param_provided)
if (runtime_options.connection_param_provided)
{
item_list_append(&cli_warnings, _("master connection parameters not required when executing STANDBY REGISTER"));
}
@@ -6729,7 +6723,7 @@ check_parameters_for_action(const int action)
* need connection parameters to the master because we can detect
* the master in repl_nodes
*/
if (connection_param_provided)
if (runtime_options.connection_param_provided)
{
item_list_append(&cli_warnings, _("master connection parameters not required when executing STANDBY UNREGISTER"));
}
@@ -6747,7 +6741,7 @@ check_parameters_for_action(const int action)
* detect the master in repl_nodes if we can't find it then the
* promote action will be cancelled
*/
if (connection_param_provided)
if (runtime_options.connection_param_provided)
{
item_list_append(&cli_warnings, _("master connection parameters not required when executing STANDBY PROMOTE"));
}
@@ -6773,7 +6767,7 @@ check_parameters_for_action(const int action)
item_list_append(&cli_errors, _("master hostname (-h/--host) required when executing STANDBY FOLLOW with -D/--data-dir option"));
}
if (host_param_provided && !runtime_options.dest_dir[0])
if (runtime_options.host_param_provided && !runtime_options.dest_dir[0])
{
item_list_append(&cli_errors, _("local data directory (-D/--data-dir) required when executing STANDBY FOLLOW with -h/--host option"));
}
@@ -6883,7 +6877,7 @@ check_parameters_for_action(const int action)
item_list_append(&cli_warnings, _("-r/--rsync-only can only be used when executing STANDBY CLONE"));
}
if (wal_keep_segments_used)
if (runtime_options.wal_keep_segments_used)
{
item_list_append(&cli_warnings, _("-w/--wal-keep-segments can only be used when executing STANDBY CLONE"));
}
@@ -6906,7 +6900,7 @@ check_parameters_for_action(const int action)
/* Warn about parameters which apply to STANDBY SWITCHOVER only */
if (action != STANDBY_SWITCHOVER)
{
if (pg_rewind_supplied == true)
if (runtime_options.pg_rewind_supplied == true)
{
item_list_append(&cli_warnings, _("--pg_rewind can only be used when executing STANDBY SWITCHOVER"));
}
@@ -7455,7 +7449,7 @@ check_upstream_config(PGconn *conn, int server_version_num, bool exit_on_error)
/*
* -w/--wal-keep-segments was supplied - check against that value
*/
if (wal_keep_segments_used == true)
if (runtime_options.wal_keep_segments_used == true)
{
check_wal_keep_segments = true;
strncpy(min_wal_keep_segments, runtime_options.wal_keep_segments, MAXLEN);