* Written by Peter Eisentraut <peter_e@gmx.net>.
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/utils/misc/guc.c,v 1.142 2003/07/28 16:22:02 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/utils/misc/guc.c,v 1.143 2003/07/28 19:31:32 tgl Exp $
*
*--------------------------------------------------------------------
*/
static char *XactIsoLevel_string;
-/*
- * Used for pg_settings. Keep in sync with config_type enum in guc_tables.h
- */
-static char *config_type_name[] =
-{
- "bool",
- "integer",
- "real",
- "string"
-};
-
-/*
- * Used for pg_settings. Keep in sync with GucContext enum in guc.h
- */
-static char *GucContextName[] =
-{
- "internal",
- "postmaster",
- "sighup",
- "backend",
- "super-user",
- "userlimit",
- "user"
-};
-
-/*
- * Used for pg_settings. Keep in sync with GucSource enum in guc.h
- */
-static char *GucSourceName[] =
-{
- "default",
- "environment variable",
- "configuration file",
- "command line",
- "userstart",
- "database",
- "user",
- "client",
- "override",
- "session"
-};
-
-
/* Macros for freeing malloc'd pointers only if appropriate to do so */
/* Some of these tests are probably redundant, but be safe ... */
#define SET_STRING_VARIABLE(rec, newval) \
/*
- * The display name for each of the groupings defined in enum config_group
- * This array needs to be kept in sync with enum config_group.
- * This array however needs to be NULL terminated.
+ * Displayable names for context types (enum GucContext)
+ *
+ * Note: these strings are deliberately not localized.
*/
-const char *const config_group_names[] = {
+const char * const GucContext_Names[] =
+{
+ /* PGC_INTERNAL */ "internal",
+ /* PGC_POSTMASTER */ "postmaster",
+ /* PGC_SIGHUP */ "sighup",
+ /* PGC_BACKEND */ "backend",
+ /* PGC_SUSET */ "superuser",
+ /* PGC_USERLIMIT */ "userlimit",
+ /* PGC_USERSET */ "user"
+};
+
+/*
+ * Displayable names for source types (enum GucSource)
+ *
+ * Note: these strings are deliberately not localized.
+ */
+const char * const GucSource_Names[] =
+{
+ /* PGC_S_DEFAULT */ "default",
+ /* PGC_S_ENV_VAR */ "environment variable",
+ /* PGC_S_FILE */ "configuration file",
+ /* PGC_S_ARGV */ "command line",
+ /* PGC_S_UNPRIVILEGED */ "unprivileged",
+ /* PGC_S_DATABASE */ "database",
+ /* PGC_S_USER */ "user",
+ /* PGC_S_CLIENT */ "client",
+ /* PGC_S_OVERRIDE */ "override",
+ /* PGC_S_SESSION */ "session"
+};
+
+/*
+ * Displayable names for the groupings defined in enum config_group
+ */
+const char *const config_group_names[] =
+{
+ /* UNGROUPED */
gettext_noop("Ungrouped"),
+ /* CONN_AUTH */
gettext_noop("Connections & Authentication"),
+ /* CONN_AUTH_SETTINGS */
gettext_noop("Connections & Authentication / Connection Settings"),
+ /* CONN_AUTH_SECURITY */
gettext_noop("Connections & Authentication / Security & Authentication"),
+ /* RESOURCES */
gettext_noop("Resource Usage"),
+ /* RESOURCES_MEM */
gettext_noop("Resource Usage / Memory"),
+ /* RESOURCES_FSM */
gettext_noop("Resource Usage / Free Space Map"),
+ /* RESOURCES_KERNEL */
gettext_noop("Resource Usage / Kernel Resources"),
+ /* WAL */
gettext_noop("Write Ahead Log"),
+ /* WAL_SETTINGS */
gettext_noop("Write Ahead Log / Settings"),
+ /* WAL_CHECKPOINTS */
gettext_noop("Write Ahead Log / Checkpoints"),
+ /* QUERY_TUNING */
gettext_noop("Query Tuning"),
+ /* QUERY_TUNING_METHOD */
gettext_noop("Query Tuning / Planner Method Enabling"),
+ /* QUERY_TUNING_COST */
gettext_noop("Query Tuning / Planner Cost Constants"),
+ /* QUERY_TUNING_GEQO */
gettext_noop("Query Tuning / Genetic Query Optimizer"),
+ /* QUERY_TUNING_OTHER */
gettext_noop("Query Tuning / Other Planner Options"),
+ /* LOGGING */
gettext_noop("Reporting & Logging"),
+ /* LOGGING_SYSLOG */
gettext_noop("Reporting & Logging / Syslog"),
+ /* LOGGING_WHEN */
gettext_noop("Reporting & Logging / When To Log"),
+ /* LOGGING_WHAT */
gettext_noop("Reporting & Logging / What To Log"),
+ /* STATS */
gettext_noop("Statistics"),
+ /* STATS_MONITORING */
gettext_noop("Statistics / Monitoring"),
+ /* STATS_COLLECTOR */
gettext_noop("Statistics / Query & Index Statistics Collector"),
+ /* CLIENT_CONN */
gettext_noop("Client Connection Defaults"),
+ /* CLIENT_CONN_STATEMENT */
gettext_noop("Client Connection Defaults / Statement Behavior"),
+ /* CLIENT_CONN_LOCALE */
gettext_noop("Client Connection Defaults / Locale and Formatting"),
+ /* CLIENT_CONN_OTHER */
gettext_noop("Client Connection Defaults / Other Defaults"),
+ /* LOCK_MANAGEMENT */
gettext_noop("Lock Management"),
+ /* COMPAT_OPTIONS */
gettext_noop("Version & Platform Compatibility"),
+ /* COMPAT_OPTIONS_PREVIOUS */
gettext_noop("Version & Platform Compatibility / Previous Postgres Versions"),
+ /* COMPAT_OPTIONS_CLIENT */
gettext_noop("Version & Platform Compatibility / Other Platforms & Clients"),
+ /* DEVELOPER_OPTIONS */
gettext_noop("Developer Options"),
+ /* help_config wants this array to be null-terminated */
NULL
};
+/*
+ * Displayable names for GUC variable types (enum config_type)
+ *
+ * Note: these strings are deliberately not localized.
+ */
+const char * const config_type_names[] =
+{
+ /* PGC_BOOL */ "bool",
+ /* PGC_INT */ "integer",
+ /* PGC_REAL */ "real",
+ /* PGC_STRING */ "string"
+};
+
/*
* Contents of GUC tables
name)));
return false;
}
- /* Limit non-super user changes */
+ /* Limit non-superuser changes */
if (record->context == PGC_USERLIMIT &&
- source > PGC_S_USERSTART &&
+ source > PGC_S_UNPRIVILEGED &&
newval < conf->session_val &&
!superuser())
{
errhint("Must be superuser to change this value to false.")));
return false;
}
- /* Allow admin to override non-super user setting */
+ /* Allow admin to override non-superuser setting */
if (record->context == PGC_USERLIMIT &&
- source < PGC_S_USERSTART &&
- record->session_source > PGC_S_USERSTART &&
+ source < PGC_S_UNPRIVILEGED &&
+ record->session_source > PGC_S_UNPRIVILEGED &&
newval > conf->session_val &&
!superuser())
DoIt = DoIt_orig;
newval, name, conf->min, conf->max)));
return false;
}
- /* Limit non-super user changes */
+ /* Limit non-superuser changes */
if (record->context == PGC_USERLIMIT &&
- source > PGC_S_USERSTART &&
+ source > PGC_S_UNPRIVILEGED &&
conf->session_val != 0 &&
(newval > conf->session_val || newval == 0) &&
!superuser())
errhint("Must be superuser to increase this value or set it to zero.")));
return false;
}
- /* Allow admin to override non-super user setting */
+ /* Allow admin to override non-superuser setting */
if (record->context == PGC_USERLIMIT &&
- source < PGC_S_USERSTART &&
- record->session_source > PGC_S_USERSTART &&
+ source < PGC_S_UNPRIVILEGED &&
+ record->session_source > PGC_S_UNPRIVILEGED &&
newval < conf->session_val &&
!superuser())
DoIt = DoIt_orig;
newval, name, conf->min, conf->max)));
return false;
}
- /* Limit non-super user changes */
+ /* Limit non-superuser changes */
if (record->context == PGC_USERLIMIT &&
- source > PGC_S_USERSTART &&
+ source > PGC_S_UNPRIVILEGED &&
newval > conf->session_val &&
!superuser())
{
errhint("Must be superuser to increase this value.")));
return false;
}
- /* Allow admin to override non-super user setting */
+ /* Allow admin to override non-superuser setting */
if (record->context == PGC_USERLIMIT &&
- source < PGC_S_USERSTART &&
- record->session_source > PGC_S_USERSTART &&
+ source < PGC_S_UNPRIVILEGED &&
+ record->session_source > PGC_S_UNPRIVILEGED &&
newval < conf->session_val &&
!superuser())
DoIt = DoIt_orig;
return false;
}
- if (*conf->variable)
+ if (record->context == PGC_USERLIMIT &&
+ *conf->variable)
{
int old_int_value, new_int_value;
- /* Limit non-super user changes */
- assign_msglvl(&old_int_value, conf->reset_val, true, interactive);
- assign_msglvl(&new_int_value, newval, true, interactive);
- if (record->context == PGC_USERLIMIT &&
- source > PGC_S_USERSTART &&
+ /* all USERLIMIT strings are message levels */
+ assign_msglvl(&old_int_value, conf->reset_val,
+ true, interactive);
+ assign_msglvl(&new_int_value, newval,
+ true, interactive);
+ /* Limit non-superuser changes */
+ if (source > PGC_S_UNPRIVILEGED &&
new_int_value > old_int_value &&
!superuser())
{
errhint("Must be superuser to increase this value.")));
return false;
}
- /* Allow admin to override non-super user setting */
- if (record->context == PGC_USERLIMIT &&
- source < PGC_S_USERSTART &&
- record->session_source > PGC_S_USERSTART &&
+ /* Allow admin to override non-superuser setting */
+ if (source < PGC_S_UNPRIVILEGED &&
+ record->session_source > PGC_S_UNPRIVILEGED &&
newval < conf->session_val &&
!superuser())
DoIt = DoIt_orig;
- }
+ }
}
else if (conf->reset_val)
{
values[1] = _ShowOption(conf);
/* context */
- values[2] = GucContextName[conf->context];
+ values[2] = GucContext_Names[conf->context];
/* vartype */
- values[3] = config_type_name[conf->vartype];
+ values[3] = config_type_names[conf->vartype];
/* source */
- values[4] = GucSourceName[conf->source];
+ values[4] = GucSource_Names[conf->source];
/* now get the type specifc attributes */
switch (conf->vartype)
* Copyright 2000-2003 by PostgreSQL Global Development Group
* Written by Peter Eisentraut <peter_e@gmx.net>.
*
- * $Id: guc.h,v 1.37 2003/07/28 16:22:13 momjian Exp $
+ * $Id: guc.h,v 1.38 2003/07/28 19:31:32 tgl Exp $
*--------------------------------------------------------------------
*/
#ifndef GUC_H
* we don't yet know if the user is a superuser.
*
* USERLIMIT options can only be manipulated in certain ways by
- * non-super users.
+ * non-superusers.
*
* USERSET options can be set by anyone any time.
- *
- * Keep in sync with GucContextName in guc.c
*/
typedef enum
{
- PGC_INTERNAL = 0,
- PGC_POSTMASTER = 1,
- PGC_SIGHUP = 2,
- PGC_BACKEND = 3,
- PGC_SUSET = 4,
- PGC_USERLIMIT = 5,
- PGC_USERSET = 6
+ PGC_INTERNAL,
+ PGC_POSTMASTER,
+ PGC_SIGHUP,
+ PGC_BACKEND,
+ PGC_SUSET,
+ PGC_USERLIMIT,
+ PGC_USERSET
} GucContext;
/*
* as the current value. Note that source == PGC_S_OVERRIDE should be
* used when setting a PGC_INTERNAL option.
*
- * Keep in sync with GucSourceName in guc.c
+ * PGC_S_UNPRIVILEGED isn't actually a source value, but the dividing line
+ * between privileged and unprivileged sources for USERLIMIT purposes.
*/
typedef enum
{
- PGC_S_DEFAULT = 0, /* wired-in default */
- PGC_S_ENV_VAR = 1, /* postmaster environment variable */
- PGC_S_FILE = 2, /* postgresql.conf */
- PGC_S_ARGV = 3, /* postmaster command line */
- PGC_S_USERSTART=4, /*
- * Settings below are controlled by users.
- * This is used by PGC_USERLIMT to prevent
- * non-super users from changing certain settings.
- */
- PGC_S_DATABASE = 5, /* per-database setting */
- PGC_S_USER = 6, /* per-user setting */
- PGC_S_CLIENT = 7, /* from client connection request */
- PGC_S_OVERRIDE = 8, /* special case to forcibly set default */
- PGC_S_SESSION = 9 /* SET command */
+ PGC_S_DEFAULT, /* wired-in default */
+ PGC_S_ENV_VAR, /* postmaster environment variable */
+ PGC_S_FILE, /* postgresql.conf */
+ PGC_S_ARGV, /* postmaster command line */
+ PGC_S_UNPRIVILEGED, /* dividing line for USERLIMIT */
+ PGC_S_DATABASE, /* per-database setting */
+ PGC_S_USER, /* per-user setting */
+ PGC_S_CLIENT, /* from client connection request */
+ PGC_S_OVERRIDE, /* special case to forcibly set default */
+ PGC_S_SESSION /* SET command */
} GucSource;
/* GUC vars that are actually declared in guc.c, rather than elsewhere */
extern int log_min_error_statement;
extern int log_min_messages;
extern int client_min_messages;
+extern int log_min_duration_statement;
extern void SetConfigOption(const char *name, const char *value,
void read_nondefault_variables(void);
#endif
-extern int log_min_duration_statement;
-
#endif /* GUC_H */
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