mirror of
https://git.postgresql.org/git/postgresql.git
synced 2025-01-18 18:44:06 +08:00
Reverse out XLogDir/-X write-ahead log handling, per discussion.
Original patch from Thomas.
This commit is contained in:
Bruce Momjian
parent
7c02c86d0f
commit
d04e9137c9
@ -7,7 +7,7 @@
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* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $Header: /cvsroot/pgsql/src/backend/access/transam/xlog.c,v 1.101 2002/08/06 02:36:33 tgl Exp $
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* $Header: /cvsroot/pgsql/src/backend/access/transam/xlog.c,v 1.102 2002/08/17 15:12:06 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -398,8 +398,7 @@ static ControlFileData *ControlFile = NULL;
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/* File path names */
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char *XLogDir = NULL;
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static char XLogDir[MAXPGPATH];
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static char ControlFilePath[MAXPGPATH];
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/*
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@ -2075,29 +2074,11 @@ ValidXLOGHeader(XLogPageHeader hdr, int emode, bool checkSUI)
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* I/O and compatibility-check functions, but there seems no need currently.
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*/
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void
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SetXLogDir(char *path)
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{
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char *xsubdir = "/pg_xlog";
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if (path != NULL)
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{
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XLogDir = malloc(strlen(path)+1);
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strcpy(XLogDir, path);
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}
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else
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{
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XLogDir = malloc(strlen(DataDir)+strlen(xsubdir)+1);
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snprintf(XLogDir, MAXPGPATH, "%s%s", DataDir, xsubdir);
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}
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}
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void
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XLOGPathInit(void)
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{
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/* Init XLOG file paths */
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if (XLogDir == NULL)
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SetXLogDir(NULL);
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snprintf(XLogDir, MAXPGPATH, "%s/pg_xlog", DataDir);
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snprintf(ControlFilePath, MAXPGPATH, "%s/global/pg_control", DataDir);
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}
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@ -8,7 +8,7 @@
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/bootstrap/bootstrap.c,v 1.137 2002/08/10 20:29:17 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/bootstrap/bootstrap.c,v 1.138 2002/08/17 15:12:06 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -222,7 +222,6 @@ BootstrapMain(int argc, char *argv[])
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int flag;
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int xlogop = BS_XLOG_NOP;
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char *potential_DataDir = NULL;
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char *potential_XLogDir = NULL;
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/*
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* initialize globals
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@ -249,22 +248,17 @@ BootstrapMain(int argc, char *argv[])
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if (!IsUnderPostmaster)
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{
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InitializeGUCOptions();
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/* Null if no PGDATA variable */
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potential_DataDir = getenv("PGDATA");
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/* Null if no PGXLOG variable */
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potential_XLogDir = getenv("PGXLOG");
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potential_DataDir = getenv("PGDATA"); /* Null if no PGDATA
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* variable */
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}
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while ((flag = getopt(argc, argv, "B:d:D:X:Fo:px:")) != -1)
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while ((flag = getopt(argc, argv, "B:d:D:Fo:px:")) != -1)
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{
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switch (flag)
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{
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case 'D':
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potential_DataDir = optarg;
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break;
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case 'X':
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potential_XLogDir = optarg;
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break;
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case 'd':
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{
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/* Turn on debugging for the bootstrap process. */
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@ -319,7 +313,6 @@ BootstrapMain(int argc, char *argv[])
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proc_exit(1);
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}
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SetDataDir(potential_DataDir);
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SetXLogDir(potential_XLogDir);
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}
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/* Validate we have been given a reasonable-looking DataDir */
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@ -37,7 +37,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.283 2002/08/10 20:29:18 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.284 2002/08/17 15:12:06 momjian Exp $
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*
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* NOTES
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*
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@ -346,7 +346,6 @@ PostmasterMain(int argc, char *argv[])
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int status;
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char original_extraoptions[MAXPGPATH];
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char *potential_DataDir = NULL;
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char *potential_XLogDir = NULL;
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*original_extraoptions = '\0';
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@ -404,11 +403,10 @@ PostmasterMain(int argc, char *argv[])
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InitializeGUCOptions();
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potential_DataDir = getenv("PGDATA"); /* default value */
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potential_XLogDir = getenv("PGXLOG"); /* default value */
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opterr = 1;
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while ((opt = getopt(argc, argv, "A:a:B:b:c:D:X:d:Fh:ik:lm:MN:no:p:Ss-:")) != -1)
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while ((opt = getopt(argc, argv, "A:a:B:b:c:D:d:Fh:ik:lm:MN:no:p:Ss-:")) != -1)
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{
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switch (opt)
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{
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@ -431,9 +429,6 @@ PostmasterMain(int argc, char *argv[])
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case 'D':
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potential_DataDir = optarg;
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break;
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case 'X':
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potential_XLogDir = optarg;
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break;
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case 'd':
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{
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/* Turn on debugging for the postmaster. */
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@ -568,7 +563,6 @@ PostmasterMain(int argc, char *argv[])
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checkDataDir(potential_DataDir); /* issues error messages */
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SetDataDir(potential_DataDir);
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SetXLogDir(potential_XLogDir);
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ProcessConfigFile(PGC_POSTMASTER);
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@ -8,7 +8,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.282 2002/08/15 16:36:05 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.283 2002/08/17 15:12:07 momjian Exp $
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*
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* NOTES
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* this is the "main" module of the postgres backend and
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@ -1120,7 +1120,6 @@ PostgresMain(int argc, char *argv[], const char *username)
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StringInfo parser_input;
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char *potential_DataDir = NULL;
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char *potential_XLogDir = NULL;
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/*
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* Catch standard options before doing much else. This even works on
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@ -1164,7 +1163,6 @@ PostgresMain(int argc, char *argv[], const char *username)
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{
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InitializeGUCOptions();
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potential_DataDir = getenv("PGDATA");
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potential_XLogDir = getenv("PGXLOG");
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}
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/* ----------------
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@ -1189,7 +1187,7 @@ PostgresMain(int argc, char *argv[], const char *username)
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ctx = PGC_POSTMASTER;
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gucsource = PGC_S_ARGV; /* initial switches came from command line */
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while ((flag = getopt(argc, argv, "A:B:c:CD:X:d:Eef:FiNOPo:p:S:st:v:W:x:-:")) != -1)
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while ((flag = getopt(argc, argv, "A:B:c:CD:d:Eef:FiNOPo:p:S:st:v:W:x:-:")) != -1)
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switch (flag)
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{
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case 'A':
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@ -1221,11 +1219,6 @@ PostgresMain(int argc, char *argv[], const char *username)
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potential_DataDir = optarg;
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break;
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case 'X': /* PGXLOG directory */
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if (secure)
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potential_XLogDir = optarg;
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break;
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case 'd': /* debug level */
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{
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/* Set server debugging level. */
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@ -1517,7 +1510,6 @@ PostgresMain(int argc, char *argv[], const char *username)
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proc_exit(1);
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}
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SetDataDir(potential_DataDir);
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SetXLogDir(potential_XLogDir);
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}
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Assert(DataDir);
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@ -1674,7 +1666,7 @@ PostgresMain(int argc, char *argv[], const char *username)
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if (!IsUnderPostmaster)
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{
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puts("\nPOSTGRES backend interactive interface ");
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puts("$Revision: 1.282 $ $Date: 2002/08/15 16:36:05 $\n");
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puts("$Revision: 1.283 $ $Date: 2002/08/17 15:12:07 $\n");
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}
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/*
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@ -27,7 +27,7 @@
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# Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
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# Portions Copyright (c) 1994, Regents of the University of California
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#
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# $Header: /cvsroot/pgsql/src/bin/initdb/Attic/initdb.sh,v 1.167 2002/08/17 13:04:15 momjian Exp $
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# $Header: /cvsroot/pgsql/src/bin/initdb/Attic/initdb.sh,v 1.168 2002/08/17 15:12:07 momjian Exp $
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#
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#-------------------------------------------------------------------------
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@ -252,19 +252,6 @@ do
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-D*)
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PGDATA=`echo $1 | sed 's/^-D//'`
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;;
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# Directory to hold WAL log files.
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--pgxlog|-X)
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PGXLOG="$2"
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defined_pgxlog=yes
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shift;;
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--pgxlog=*)
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PGXLOG=`echo $1 | sed 's/^--pgxlog=//'`
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defined_pgxlog=yes
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;;
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-X*)
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PGXLOG=`echo $1 | sed 's/^-X//'`
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defined_pgxlog=yes
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;;
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# The directory where the .bki input files are stored. Normally
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# they are in PREFIX/share and this option should be unnecessary.
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-L)
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@ -354,7 +341,6 @@ if [ "$usage" ]; then
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echo
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echo "Options:"
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echo " [-D, --pgdata] DATADIR Location for this database cluster"
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echo " [-X, --pgxlog] XLOGDIR Location for the cluster transaction logs"
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echo " -W, --pwprompt Prompt for a password for the new superuser"
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if [ -n "$MULTIBYTE" ] ; then
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echo " -E, --encoding ENCODING Set default encoding for new databases"
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@ -415,11 +401,6 @@ then
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exit 1
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fi
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if [ -z "$PGXLOG" ]
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then
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PGXLOG="$PGDATA"/pg_xlog
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fi
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#-------------------------------------------------------------------------
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# Find the input files
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@ -437,7 +418,7 @@ then
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(
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echo
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echo "initdb variables:"
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for var in PGDATA PGXLOG datadir PGPATH MULTIBYTE MULTIBYTEID \
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for var in PGDATA datadir PGPATH MULTIBYTE MULTIBYTEID \
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POSTGRES_SUPERUSERNAME POSTGRES_BKI \
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POSTGRES_DESCR POSTGRESQL_CONF_SAMPLE \
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PG_HBA_SAMPLE PG_IDENT_SAMPLE ; do
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@ -522,61 +503,44 @@ then
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echo "$CMDNAME: The directory $PGDATA exists but is not empty."
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echo "If you want to create a new database system, either remove or empty"
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echo "the directory $PGDATA or run initdb with"
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echo "an argument for -D other than $PGDATA."
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echo "an argument other than $PGDATA."
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) 1>&2
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exit 1
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fi
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# find out if transaction log directory is empty
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pgxlog_contents=`ls -A "$PGXLOG" 2>/dev/null`
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if [ x"$pgxlog_contents" != x ]
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then
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(
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echo "$CMDNAME: The directory $PGXLOG exists but is not empty."
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echo "If you want to create a new transaction log, either remove or empty"
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echo "the directory $PGXLOG or run initdb with"
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echo "an argument for -X other than $PGXLOG."
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) 1>&2
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exit 1
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fi
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if [ ! -d "$PGDATA" ]; then
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$ECHO_N "creating directory $PGDATA... "$ECHO_C
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mkdir -p "$PGDATA" >/dev/null 2>&1 || mkdir "$PGDATA" || exit_nicely
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made_new_pgdata=yes
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else
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$ECHO_N "Fixing permissions on existing directory $PGDATA... "$ECHO_C
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chmod go-rwx "$PGDATA" || exit_nicely
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fi
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echo "ok"
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if [ ! -d "$PGDATA" ]; then
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$ECHO_N "creating directory $PGDATA... "$ECHO_C
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mkdir -p "$PGDATA" >/dev/null 2>&1 || mkdir "$PGDATA" || exit_nicely
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made_new_pgdata=yes
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else
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$ECHO_N "Fixing permissions on existing directory $PGDATA... "$ECHO_C
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chmod go-rwx "$PGDATA" || exit_nicely
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fi
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echo "ok"
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if [ ! -d "$PGXLOG" ]; then
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$ECHO_N "creating directory $PGXLOG... "$ECHO_C
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mkdir -p "$PGXLOG" >/dev/null 2>&1 || mkdir "$PGXLOG" || exit_nicely
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made_new_pgxlog=yes
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else
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$ECHO_N "Fixing permissions on existing directory $PGXLOG... "$ECHO_C
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chmod go-rwx "$PGXLOG" || exit_nicely
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fi
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echo "ok"
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if [ ! -d "$PGDATA"/base ]
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then
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$ECHO_N "creating directory $PGDATA/base... "$ECHO_C
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mkdir "$PGDATA"/base || exit_nicely
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echo "ok"
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fi
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if [ ! -d "$PGDATA"/global ]
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then
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$ECHO_N "creating directory $PGDATA/global... "$ECHO_C
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mkdir "$PGDATA"/global || exit_nicely
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echo "ok"
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fi
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if [ ! -d "$PGDATA"/pg_clog ]
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then
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$ECHO_N "creating directory $PGDATA/pg_clog... "$ECHO_C
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mkdir "$PGDATA"/pg_clog || exit_nicely
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echo "ok"
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if [ ! -d "$PGDATA"/base ]
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then
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$ECHO_N "creating directory $PGDATA/base... "$ECHO_C
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mkdir "$PGDATA"/base || exit_nicely
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echo "ok"
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fi
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if [ ! -d "$PGDATA"/global ]
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then
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$ECHO_N "creating directory $PGDATA/global... "$ECHO_C
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mkdir "$PGDATA"/global || exit_nicely
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echo "ok"
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fi
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if [ ! -d "$PGDATA"/pg_xlog ]
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then
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$ECHO_N "creating directory $PGDATA/pg_xlog... "$ECHO_C
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mkdir "$PGDATA"/pg_xlog || exit_nicely
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echo "ok"
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fi
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if [ ! -d "$PGDATA"/pg_clog ]
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then
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$ECHO_N "creating directory $PGDATA/pg_clog... "$ECHO_C
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mkdir "$PGDATA"/pg_clog || exit_nicely
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echo "ok"
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fi
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fi
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@ -585,7 +549,7 @@ fi
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# RUN BKI SCRIPT IN BOOTSTRAP MODE TO CREATE TEMPLATE1
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# common backend options
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PGSQL_OPT="-F -D$PGDATA -X$PGXLOG"
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PGSQL_OPT="-F -D$PGDATA"
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if [ "$debug" = yes ]
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then
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@ -1130,24 +1094,14 @@ echo "ok"
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#
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# FINISHED
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postmaster_startup="$PGPATH/postmaster -D $PGDATA"
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if [ x"$defined_pgxlog" != x ]; then
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postmaster_startup="$postmaster_startup -X $PGXLOG"
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fi
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pg_ctl_startup="$PGPATH/pg_ctl -D $PGDATA"
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if [ x"$defined_pgxlog" != x ]; then
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pg_ctl_startup="$pg_ctl_startup -X $PGXLOG"
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fi
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pg_ctl_startup="$pg_ctl_startup -l logfile start"
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|
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echo
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echo "Success. You can now start the database server using:"
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||||
echo ""
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echo " $postmaster_startup"
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echo " $PGPATH/postmaster -D $PGDATA"
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echo "or"
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# (Advertise -l option here, otherwise we have a background
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# process writing to the terminal.)
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echo " $pg_ctl_startup"
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echo " $PGPATH/pg_ctl -D $PGDATA -l logfile start"
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echo
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exit 0
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@ -8,7 +8,7 @@
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#
|
||||
#
|
||||
# IDENTIFICATION
|
||||
# $Header: /cvsroot/pgsql/src/bin/pg_ctl/Attic/pg_ctl.sh,v 1.28 2002/08/04 06:26:38 thomas Exp $
|
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# $Header: /cvsroot/pgsql/src/bin/pg_ctl/Attic/pg_ctl.sh,v 1.29 2002/08/17 15:12:07 momjian Exp $
|
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#
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#-------------------------------------------------------------------------
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|
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@ -19,23 +19,20 @@ $CMDNAME is a utility to start, stop, restart, reload configuration files,
|
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or report the status of a PostgreSQL server.
|
||||
|
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Usage:
|
||||
$CMDNAME start [-w] [-D DATADIR] [-s] [-X PGXLOG] [-l FILENAME] [-o \"OPTIONS\"]
|
||||
$CMDNAME start [-w] [-D DATADIR] [-s] [-l FILENAME] [-o \"OPTIONS\"]
|
||||
$CMDNAME stop [-W] [-D DATADIR] [-s] [-m SHUTDOWN-MODE]
|
||||
$CMDNAME restart [-w] [-D DATADIR] [-s] [-X PGXLOG] [-m SHUTDOWN-MODE] [-o \"OPTIONS\"]
|
||||
$CMDNAME restart [-w] [-D DATADIR] [-s] [-m SHUTDOWN-MODE] [-o \"OPTIONS\"]
|
||||
$CMDNAME reload [-D DATADIR] [-s]
|
||||
$CMDNAME status [-D DATADIR]
|
||||
|
||||
Common options:
|
||||
-D DATADIR Location of the database storage area
|
||||
-X XLOGDIR Location of the WAL log file storage area
|
||||
-s Only print errors, no informational messages
|
||||
-w Wait until operation completes
|
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-W Do not wait until operation completes
|
||||
(The default is to wait for shutdown, but not for start or restart.)
|
||||
|
||||
If the -D option is omitted, the environment variable PGDATA is used.
|
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If the -X option is omitted, the environment variable PGXLOG is used
|
||||
or the postmaster defaults to looking in $PGDATA/pg_xlog.
|
||||
|
||||
Options for start or restart:
|
||||
-l FILENAME Write (or append) server log to FILENAME. The
|
||||
@ -135,12 +132,6 @@ do
|
||||
PGDATA="$1"
|
||||
export PGDATA
|
||||
;;
|
||||
-X)
|
||||
shift
|
||||
# pass environment into new postmaster
|
||||
PGXLOG="$1"
|
||||
export PGXLOG
|
||||
;;
|
||||
-l)
|
||||
logfile="$2"
|
||||
shift;;
|
||||
|
||||
@ -23,7 +23,7 @@
|
||||
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
|
||||
* Portions Copyright (c) 1994, Regents of the University of California
|
||||
*
|
||||
* $Header: /cvsroot/pgsql/src/bin/pg_resetxlog/pg_resetxlog.c,v 1.1 2002/08/17 02:44:24 momjian Exp $
|
||||
* $Header: /cvsroot/pgsql/src/bin/pg_resetxlog/pg_resetxlog.c,v 1.2 2002/08/17 15:12:07 momjian Exp $
|
||||
*
|
||||
*-------------------------------------------------------------------------
|
||||
*/
|
||||
@ -67,7 +67,7 @@
|
||||
|
||||
|
||||
static char *DataDir; /* locations of important stuff */
|
||||
static char *XLogDir;
|
||||
static char XLogDir[MAXPGPATH];
|
||||
static char ControlFilePath[MAXPGPATH];
|
||||
|
||||
static ControlFileData ControlFile; /* pg_control values */
|
||||
@ -527,7 +527,6 @@ main(int argc, char **argv)
|
||||
|
||||
DataDir = argv[argn++];
|
||||
|
||||
XLogDir=malloc(MAXPGPATH);
|
||||
snprintf(XLogDir, MAXPGPATH, "%s/pg_xlog", DataDir);
|
||||
|
||||
snprintf(ControlFilePath, MAXPGPATH, "%s/global/pg_control", DataDir);
|
||||
|
||||
@ -6,7 +6,7 @@
|
||||
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
|
||||
* Portions Copyright (c) 1994, Regents of the University of California
|
||||
*
|
||||
* $Id: xlog.h,v 1.34 2002/08/06 02:36:35 tgl Exp $
|
||||
* $Id: xlog.h,v 1.35 2002/08/17 15:12:07 momjian Exp $
|
||||
*/
|
||||
#ifndef XLOG_H
|
||||
#define XLOG_H
|
||||
@ -175,9 +175,6 @@ typedef struct XLogRecData
|
||||
struct XLogRecData *next;
|
||||
} XLogRecData;
|
||||
|
||||
/* XLOG directory name */
|
||||
extern char *XLogDir;
|
||||
|
||||
extern StartUpID ThisStartUpID; /* current SUI */
|
||||
extern bool InRecovery;
|
||||
extern XLogRecPtr MyLastRecPtr;
|
||||
@ -193,7 +190,6 @@ extern int XLOG_DEBUG;
|
||||
extern char *XLOG_sync_method;
|
||||
extern const char XLOG_sync_method_default[];
|
||||
|
||||
extern void SetXLogDir(char *path);
|
||||
|
||||
extern XLogRecPtr XLogInsert(RmgrId rmid, uint8 info, XLogRecData *rdata);
|
||||
extern void XLogFlush(XLogRecPtr RecPtr);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user