pgbackrest简要使用说明

测试环境：

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CentOS Linux release 7.4.1708 (Core) X64

PostgreSQL: 10.1(Source)

pgbackrest: pgbackrest-release-1.27.tar.gz

1.Test-Simple-1.302120.tar.gz

# perl Makefile.PL

# make

# make test

......

All tests successful.

Files=220, Tests=2514, 29 wallclock secs ( 1.10 usr 0.60 sys + 17.97 cusr 4.61 csys = 24.28 CPU)

Result: PASS

# make install

2.DBI-1.637.tar.gz

# tar zxvf DBI-1.637.tar.gz

# cd DBI-1.637

# perl Makefile.PL

# make

# make test

......

All tests successful.

Files=194, Tests=9005, 113 wallclock secs ( 2.57 usr 0.80 sys + 94.07 cusr 12.95 csys = 110.39 CPU)

Result: PASS

PERL_DL_NONLAZY=1 /usr/bin/perl "-Iblib/lib" "-Iblib/arch" test.pl

test.pl

DBI test application $Revision$

Switch: DBI 1.637 by Tim Bunce, 1.637

Available Drivers: DBM, ExampleP, File, Gofer, Proxy, Sponge

dbi:ExampleP:: testing 3 sets of 20 connections:

Connecting... 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Disconnecting...

Connecting... 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Disconnecting...

Connecting... 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Disconnecting...

connect 20 and disconnect them, 3 times: 0.0040s / 60 = 0.0001s

Testing handle creation speed...

51282 NullP sth/s perl 5.016003 x86_64-linux-thread-multi (gcc 4.8.5 -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic) 0.000019s

test.pl done

# make install

3.version-0.9918.tar.gz

# perl Makefile.PL

# make

# make test

......

All tests successful.

Test Summary Report

-------------------

t/07locale.t (Wstat: 0 Tests: 8 Failed: 0)

TODO passed: 7

Files=12, Tests=2502, 2 wallclock secs ( 0.45 usr 0.12 sys + 1.05 cusr 1.13 csys = 2.75 CPU)

Result: PASS

make[1]: Entering directory `/home/soft/dbd-pg/version-0.9918/vutil'

No tests defined for version::vxs extension.

make[1]: Leaving directory `/home/soft/dbd-pg/version-0.9918/vutil'

# make install

4.DBD-Pg-3.7.0.tar.gz

export PATH=/opt/pgsql/10.1/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin

export LD_LIBRARY_PATH=/opt/pgsql/10.1/lib

export MANPATH=/opt/pgsql/10.1/share/man:$MANPATH

# perl Makefile.PL

Configuring DBD::Pg 3.7.0

PostgreSQL version: 100001 (default port: 5432)

POSTGRES_HOME: (not set)

POSTGRES_INCLUDE: /opt/pgsql/10.1/include

POSTGRES_LIB: /opt/pgsql/10.1/lib

OS: linux

Checking if your kit is complete...

Looks good

Using DBI 1.637 (for perl 5.016003 on x86_64-linux-thread-multi) installed in /usr/local/lib64/perl5/auto/DBI/

Writing Makefile for DBD::Pg

# make

cp lib/Bundle/DBD/Pg.pm blib/lib/Bundle/DBD/Pg.pm

cp Pg.pm blib/lib/DBD/Pg.pm

/usr/bin/perl -p -e "s/~DRIVER~/Pg/g; s/^do\(/dontdo\(/" /usr/local/lib64/perl5/auto/DBI/Driver.xst > Pg.xsi

/usr/bin/perl /usr/share/perl5/vendor_perl/ExtUtils/xsubpp -typemap /usr/share/perl5/ExtUtils/typemap Pg.xs > Pg.xsc && mv Pg.xsc Pg.c

gcc -c -I/opt/pgsql/10.1/include -I/usr/local/lib64/perl5/auto/DBI -D_REENTRANT -D_GNU_SOURCE -fno-strict-aliasing -pipe -fstack-protector -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -DPGLIBVERSION=100001 -DPGDEFPORT=5432 -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic -DPERL_EXTMALLOC_DEF -Dmalloc=Perl_malloc -Dfree=Perl_mfree -Drealloc=Perl_realloc -Dcalloc=Perl_calloc -DVERSION=\"3.7.0\" -DXS_VERSION=\"3.7.0\" -fPIC "-I/usr/lib64/perl5/CORE" Pg.c

In file included from Pg.h:59:0,

from quote.c:10:

/usr/local/lib64/perl5/auto/DBI/DBIXS.h:491:25: warning: ‘dbi_get_state’ defined but not used [-Wunused-function]

static dbistate_t** dbi_get_state(pTHX) { \

/usr/local/lib64/perl5/auto/DBI/DBIXS.h:504:27: note: in expansion of macro ‘_DBISTATE_DECLARE_COMMON’

# define DBISTATE_DECLARE _DBISTATE_DECLARE_COMMON

Pg.h:65:1: note: in expansion of macro ‘DBISTATE_DECLARE’

DBISTATE_DECLARE;

In file included from Pg.h:59:0,

from types.c:15:

/usr/local/lib64/perl5/auto/DBI/DBIXS.h:491:25: warning: ‘dbi_get_state’ defined but not used [-Wunused-function]

static dbistate_t** dbi_get_state(pTHX) { \

/usr/local/lib64/perl5/auto/DBI/DBIXS.h:504:27: note: in expansion of macro ‘_DBISTATE_DECLARE_COMMON’

# define DBISTATE_DECLARE _DBISTATE_DECLARE_COMMON

Pg.h:65:1: note: in expansion of macro ‘DBISTATE_DECLARE’

DBISTATE_DECLARE;

Running Mkbootstrap for DBD::Pg ()

chmod 644 Pg.bs

rm -f blib/arch/auto/DBD/Pg/Pg.so

gcc -shared -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic -Wl,-z,relro Pg.o dbdimp.o quote.o types.o -o blib/arch/auto/DBD/Pg/Pg.so \

-L/opt/pgsql/10.1/lib -lpq -lm \

chmod 755 blib/arch/auto/DBD/Pg/Pg.so

cp Pg.bs blib/arch/auto/DBD/Pg/Pg.bs

chmod 644 blib/arch/auto/DBD/Pg/Pg.bs

Manifying blib/man3/Bundle::DBD::Pg.3pm

Manifying blib/man3/DBD::Pg.3pm

[root@localhost DBD-Pg-3.7.0]# make test

PGINITDB="/opt/pgsql/10.1/bin/initdb" PERL_DL_NONLAZY=1 /usr/bin/perl "-MExtUtils::Command::MM" "-e" "test_harness(0, 'blib/lib', 'blib/arch')" t/*.t

t/00_signature.t .... skipped: Set the environment variable TEST_SIGNATURE to enable this test

t/00basic.t ......... ok

t/01connect.t ....... 1/15 #

# DBI Version 1.637

# DBD::Pg Version 3.7.0

# Perl Version 5.16.3

# OS linux

# PostgreSQL (compiled) 100001

# PostgreSQL (target) 100001

# PostgreSQL (reported) PostgreSQL 10.1 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-16), 64-bit

# Default port 5432

# DBI_DSN dbi:Pg:

# DBI_USER postgres

# Test schema dbd_pg_testschema

# LANG en_US.UTF-8

# array_nulls on

# backslash_quote safe_encoding

# client_encoding UTF8

# server_encoding UTF8

# standard_conforming_strings on

# Adjusted: DBI_DSN

t/01connect.t ....... ok

t/01constants.t ..... ok

t/02attribs.t ....... ok

t/03dbmethod.t ...... ok

t/03smethod.t ....... ok

t/04misc.t .......... ok

t/06bytea.t ......... ok

t/07copy.t .......... ok

t/08async.t ......... ok

t/09arrays.t ........ ok

t/12placeholders.t .. ok

t/20savepoints.t .... ok

t/30unicode.t ....... ok

t/99cleanup.t ....... ok

All tests successful.

Files=16, Tests=2129, 26 wallclock secs ( 0.57 usr 0.13 sys + 3.78 cusr 4.35 csys = 8.83 CPU)

Result: PASS

[root@localhost DBD-Pg-3.7.0]# make install

Files found in blib/arch: installing files in blib/lib into architecture dependent library tree

Installing /usr/local/lib64/perl5/auto/DBD/Pg/Pg.so

Installing /usr/local/lib64/perl5/auto/DBD/Pg/Pg.bs

Installing /usr/local/lib64/perl5/DBD/Pg.pm

Installing /usr/local/lib64/perl5/Bundle/DBD/Pg.pm

Installing /usr/local/share/man/man3/Bundle::DBD::Pg.3pm

Installing /usr/local/share/man/man3/DBD::Pg.3pm

Appending installation info to /usr/lib64/perl5/perllocal.pod

5.other perl module

# yum install -y perl-IO-Socket-SSL perl-XML-LibXML openssl-devel perl-Digest-SHA perl-JSON-PP

6.pgbackrest

# tar zxvf pgbackrest-release-1.27.tar.gz

# cd pgbackrest-release-1.27

###### lib ######

# cp -r lib/pgBackRest /usr/share/perl5

# find /usr/share/perl5/pgBackRest -type f -exec chmod 644 {} +

# find /usr/share/perl5/pgBackRest -type d -exec chmod 755 {} +

###### bin ######

# cp bin/pgbackrest /usr/bin/pgbackrest

# chmod 755 /usr/bin/pgbackrest

###### log ######

# mkdir -m 770 /var/log/pgbackrest

# chown postgres:postgres /var/log/pgbackrest

###### conf ######

# touch /etc/pgbackrest.conf

# chmod 640 /etc/pgbackrest.conf

# chown postgres:postgres /etc/pgbackrest.conf

###### Build and Install C Library ######

# cd libc/

# perl Makefile.PL INSTALLMAN1DIR=none INSTALLMAN3DIR=none

Writing Makefile for pgBackRest::LibC

# make test

......

All tests successful.

Files=1, Tests=4, 1 wallclock secs ( 0.02 usr 0.01 sys + 0.12 cusr 0.03 csys = 0.18 CPU)

Result: PASS

# make install

Files found in blib/arch: installing files in blib/lib into architecture dependent library tree

Installing /usr/local/lib64/perl5/auto/pgBackRest/LibC/LibC.so

Installing /usr/local/lib64/perl5/auto/pgBackRest/LibC/LibC.bs

Installing /usr/local/lib64/perl5/pgBackRest/LibC.pm

Installing /usr/local/lib64/perl5/pgBackRest/LibCAuto.pm

Installing /usr/local/lib64/perl5/auto/pgBackRest/LibC/autosplit.ix

Appending installation info to /usr/lib64/perl5/perllocal.pod

# su - postgres

Last login: Thu Dec 21 15:50:54 CST 2017 on pts/1

[postgres@localhost ~]$ pgbackrest --help

Unknown option: help

pgBackRest 1.27 - General help

Usage:

pgbackrest [options] [command]

Commands:

archive-get Get a WAL segment from the archive.

archive-push Push a WAL segment to the archive.

backup Backup a database cluster.

check Check the configuration.

expire Expire backups that exceed retention.

help Get help.

info Retrieve information about backups.

restore Restore a database cluster.

stanza-create Create the required stanza data.

stanza-upgrade Upgrade a stanza.

start Allow pgBackRest processes to run.

stop Stop pgBackRest processes from running.

version Get version.

Use 'pgbackrest help [command]' for more information.

[postgres@localhost ~]$

###### root ######

# mkdir /var/lib/pgbackrest

# chmod 750 /var/lib/pgbackrest

# chown postgres:postgres /var/lib/pgbackrest

# su - postgres

$ vi postgresql.conf

listen_addresses = '*'

wal_level = logical

archive_mode = on

archive_command = 'pgbackrest --stanza=db archive-push %p'

#log_line_prefix = '%m [%p] '

#max_wal_senders = 10

wal_keep_segments = 5000

#hot_standby = on

$ openssl rand -base64 48

lFhhFeDQPazx59LPvztsWu5leUqsiOwhI8JT7gMAmACMVX+Kcwak5qDOVNiiNkqX

$ vi /etc/pgbackrest.conf

# 仅包含字母，不能为db01

[db]

db-path=/pgdata10

[global]

repo-cipher-pass=lFhhFeDQPazx59LPvztsWu5leUqsiOwhI8JT7gMAmACMVX+Kcwak5qDOVNiiNkqX

repo-cipher-type=aes-256-cbc

repo-path=/var/lib/pgbackrest

retention-full=2

process-max=3

start-fast=y

stop-auto=y

$ vi .bash_profile

# User specific environment and startup programs

export LD_LIBRARY_PATH=/opt/pgsql/10.1/lib

export MANPATH=/opt/pgsql/10.1/share/man:$MANPATH

export PATH=/opt/pgsql/10.1/bin:$PATH:$HOME/.local/bin:$HOME/bin

1).create repository

$ pgbackrest --stanza=db --log-level-console=info stanza-create

2017-12-21 16:14:25.331 P00 INFO: stanza-create command begin 1.27: --db1-path=/pgdata10 --log-level-console=info --repo-path=/var/lib/pgbackrest --stanza=db01

2017-12-21 16:14:25.801 P00 INFO: stanza-create command end: completed successfully

$ pgbackrest --stanza=db --log-level-console=info check

2017-12-21 16:46:45.886 P00 INFO: check command begin 1.27: --db1-path=/pgdata10 --log-level-console=info --repo-path=/var/lib/pgbackrest --stanza=db

2017-12-21 16:46:48.243 P00 INFO: WAL segment 000000010000000000000005 successfully stored in the archive at '/var/lib/pgbackrest/archive/db/10-1/0000000100000000/000000010000000000000005-a85cb846cee3a5a47b487415a2570ce7b5fbf2f8.gz'

2017-12-21 16:46:48.244 P00 INFO: check command end: completed successfully

2).备份操作

###### full ######

pgbackrest --stanza=db --type=full --log-level-console=info backup

###### incremental ######

$ pgbackrest --stanza=db --type=incr --log-level-console=info backup

###### diff ######

pgbackrest --stanza=db --type=diff --log-level-console=info backup

###### display backup ######

$ pgbackrest --stanza=db --log-level-console=info info

###### restore(--delta, PGDATA base exist part file,miss some files ) ######

$ pgbackrest --stanza=db --delta --log-level-console=info restore

###### restore(--delta, PGDATA none file) ######

$ pgbackrest --stanza=db --log-level-console=info restore

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