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pg_extractor.pl
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#!/usr/bin/env perl
use strict;
use warnings;
# The perl version 1.x series is no longer being developed. Only bug fixes to the existing code will be done.
# Please see the new 2.x series written in python for the latest version and all new feature development.
# PGExtractor, a script for doing advanced dump filtering and managing schema for PostgreSQL databases
# See complete license and copyright information at the bottom of this script
# For newer versions of this script, please see:
# https://github.com/omniti-labs/pg_extractor
# POD Documentation also available by issuing pod2text pg_extractor.pl
# Version 1.4.4
use Cwd;
use English qw( -no_match_vars);
use File::Copy;
use File::Find;
use File::Path 'mkpath';
use File::Spec;
use File::Temp;
use Getopt::Long qw( :config no_ignore_case );
use Module::Load::Conditional qw(can_load);
use Pod::Usage;
use Sys::Hostname;
my $optional_modules = {
'Getopt::ArgvFile' => undef,
};
my $argvfile_load = can_load(modules => $optional_modules);
my ($excludeschema_dump, $includeschema_dump, $excludetable_dump, $includetable_dump) = ("","","","");
my (@includeview, @excludeview);
my (@includefunction, @excludefunction);
my (@includeowner, @excludeowner);
my (@regex_incl, @regex_excl);
my (@schemalist, @tablelist, @viewlist, @functionlist, @aggregatelist, @typelist);
my (@sequencelist, @acl_list, @commentlist, @triggerlist, @rulelist);
my (%createdfiles);
+my %ignoredirs = ('.svn' => 1, '.git' => 1);
################ Run main program subroutines
#my $start_time = time();
#sub elapsed_time { return time() - $start_time; }
my $O = get_options();
set_config();
create_dirs();
my $dmp_tmp_file = File::Temp->new( TEMPLATE => 'pg_extractor_XXXXXXX',
SUFFIX => '.tmp',
DIR => ( File::Spec->tmpdir || $O->{'basedir'} ));
if ($O->{'getschemata'} || $O->{'gettables'} || $O->{'getfuncs'} || $O->{'getviews'} || $O->{'gettypes'} || $O->{'getsequences'}) {
print "Creating temp dump...\n" if !$O->{'quiet'};
create_temp_dump();
print "Building object lists...\n" if !$O->{'quiet'};
build_object_lists();
if (@schemalist) {
print "Creating schema ddl files...\n" if !$O->{'quiet'};
create_ddl_files(\@schemalist, "schema");
}
if (@tablelist) {
print "Creating table ddl files...\n" if !$O->{'quiet'};
create_ddl_files(\@tablelist, "table");
}
if (@viewlist) {
print "Creating view ddl files...\n" if !$O->{'quiet'};
create_ddl_files(\@viewlist, "view");
}
if (@functionlist) {
print "Creating function ddl files...\n" if !$O->{'quiet'};
create_ddl_files(\@functionlist, "function");
}
if (@aggregatelist) {
print "Creating aggregate ddl files...\n" if !$O->{'quiet'};
create_ddl_files(\@aggregatelist, "aggregate");
}
if (@typelist) {
print "Creating type ddl files...\n" if !$O->{'quiet'};
create_ddl_files(\@typelist, "type");
}
if (@sequencelist) {
print "Creating sequence ddl files...\n" if !$O->{'quiet'};
create_ddl_files(\@sequencelist, "sequence");
}
if (@triggerlist) {
print "Creating trigger ddl files...\n" if !$O->{'quiet'};
create_ddl_files(\@triggerlist, "trigger");
}
if (@rulelist) {
print "Creating rule ddl files...\n" if !$O->{'quiet'};
create_ddl_files(\@rulelist, "rule");
}
}
if ($O->{'getroles'}) {
print "Creating role ddl file...\n" if !$O->{'quiet'};
create_role_ddl();
}
if ($O->{'sqldump'}) {
print "Creating pg_dump file...\n" if !$O->{'quiet'};
copy_sql_dump();
}
if ($O->{'orreplace'}) {
print "Adding OR REPLACE clause...\n" if !$O->{'quiet'};
or_replace()
}
if ($O->{'svn'}) {
svn_commit();
}
if ($O->{'git'} || $O->{'gitpush'}) {
git_commit();
}
# If svndel is set, it will take care of cleaning up the unwanted files when it removes them from svn
if ($O->{'delete'} && !$O->{'svndel'}) {
print "Deleting files for objects that are not part of desired export...\n" if !$O->{'quiet'};
delete_files();
}
print "Cleaning up...\n" if !$O->{'quiet'};
cleanup();
exit;
#print "Cleaned up and finished exporting $dbname ddl after " . elapsed_time() . " seconds.\n";
############################
sub get_options {
if ($argvfile_load) {
Getopt::ArgvFile::argvFile(fileOption=>'options_file');
}
my %o = (
'pgdump' => "pg_dump",
'pgrestore' => "pg_restore",
'pgdumpall' => "pg_dumpall",
'basedir' => ".",
'sqldumpdir' => "pg_dump",
'rolesdir' => 'role',
'svncmd' => 'svn',
'gitcmd' => 'git',
'commitmsg' => 'Pg ddl updates',
);
pod2usage(-msg => "Syntax error", -exitval => 2, verbose => 99, -sections => "SYNOPSIS|OPTIONS" ) unless GetOptions(
\%o,
'basedir|ddlbase=s',
'username|U=s',
'host|h=s',
'hostname=s',
'port|p=i',
'pgpass=s',
'dbname|d=s',
'dbdir=s',
'schemasubdir!',
'sqldumpdir=s',
'rolesdir=s',
'pgbin=s',
'pgdump=s',
'pgrestore=s',
'pgdumpall=s',
'quiet!',
'getschemata!',
'gettables!',
'getviews!',
'getfuncs!',
'gettypes!',
'getroles!',
'getall!',
'getsequences!',
'gettriggers!',
'getrules!',
'getdata!',
'Fc!',
'sqldump!',
'clean!',
'N=s',
'N_file=s',
'n=s',
'n_file=s',
'T=s',
'T_file=s',
't=s',
't_file=s',
'V=s',
'V_file=s',
'v=s',
'v_file=s',
'P_file=s',
'p_file=s',
'O=s',
'o=s',
'O_file=s',
'o_file=s',
'encoding=s',
'no-owner!',
'inserts!',
'column-inserts|attribute-inserts!',
'no-acl|no-privileges!',
'regex_incl_file=s',
'regex_excl_file=s',
'delete!',
'svn!',
'svn_userfile=s',
'svndel!',
'svncmd=s',
'git!',
'gitdel!',
'gitpush!',
'gitcmd=s',
'commitmsg=s',
'commitmsgfn=s',
'orreplace!',
'help|?',
);
pod2usage(-exitval => 0, -verbose => 2, -noperldoc) if $o{'help'};
return \%o;
}
sub set_config {
if ($O->{'dbname'}) {
$ENV{PGDATABASE} = $O->{'dbname'};
}
if ($O->{'port'}) {
$ENV{PGPORT} = $O->{'port'};
}
if ($O->{'host'}) {
$ENV{PGHOST} = $O->{'host'};
}
if ($O->{'username'}) {
$ENV{PGUSER} = $O->{'username'};
}
if ($O->{'pgpass'}) {
$ENV{PGPASSFILE} = $O->{'pgpass'};
}
if ($O->{'encoding'}) {
$ENV{PGCLIENTENCODING} = $O->{'encoding'};
}
if (!$O->{'getschemata'} && !$O->{'gettables'} && !$O->{'getfuncs'} && !$O->{'getviews'} && !$O->{'gettypes'} && !$O->{'getroles'}) {
if ($O->{'getall'}) {
$O->{'getschemata'} = 1;
$O->{'gettables'} = 1;
$O->{'getfuncs'} = 1;
$O->{'getviews'} = 1;
$O->{'gettypes'} = 1;
$O->{'getroles'} = 1;
} elsif ($O->{'getsequences'} || $O->{'gettriggers'} || $O->{'getrules'}) {
# do nothing and allow only sequences, triggers or rules to be dumped
} else {
die("NOTICE: No output options set. Please set one or more of the following: --gettables, --getviews, --getprocs, --gettypes, --getroles. Or --getall for all. Use --help to show all options\n");
}
}
if ($O->{'pgbin'} && $O->{'pgdump'} eq "pg_dump") {
$O->{'pgdump'} = File::Spec->catdir($O->{'pgbin'}, "pg_dump");
}
if ($O->{'pgbin'} && $O->{'pgrestore'} eq"pg_restore") {
$O->{'pgrestore'} = File::Spec->catdir($O->{'pgbin'}, "pg_restore");
}
if ($O->{'pgbin'} && $O->{'pgdumpall'} eq "pg_dumpall") {
$O->{'pgdumpall'} = File::Spec->catdir($O->{'pgbin'}, "pg_dumpall");
}
if ($O->{'getdata'} && !$O->{'gettables'}) {
die "Cannot dump data without dumping tables. Use --gettables or --getall.\n";
}
if (!$O->{'gettables'} && ($O->{'T'} || $O->{'T_file'} || $O->{'t'} || $O->{'t_file'})) {
die "Cannot include/exclude tables without setting option to export tables (--gettables or --getall).\n";
}
if (!$O->{'getviews'} && ($O->{'V'} || $O->{'V_file'} || $O->{'v'} || $O->{'v_file'})) {
die "Cannot include/exclude views without setting option to export views (--getviews or --getall).\n";
}
if (!$O->{'getfuncs'} && ($O->{'P_file'} || $O->{'p_file'})) {
die "Cannot include/exclude functions without setting option to export functions (--getfuncs or --getall).\n";
}
if ( (!$O->{'gettables'} && ($O->{'inserts'} || $O->{'column-inserts'})) || (!$O->{'getdata'} && ($O->{'inserts'} || $O->{'column-inserts'})) ) {
die "Must set --gettables or --getall and be dumping data with --getdata if using --inserts or --column-inserts.\n";
}
# TODO Redo option combinations to work like check_postgres (exclude then include)
# Until then only allowing one or the other
if ( (($O->{'n'} && $O->{'N'}) || ($O->{'n_file'} && $O->{'N_file'})) ||
(($O->{'t'} && $O->{'T'}) || ($O->{'t_file'} && $O->{'T_file'})) ||
(($O->{'v'} && $O->{'V'}) || ($O->{'v_file'} && $O->{'V_file'})) ||
(($O->{'p_file'} && $O->{'P_file'})) ) {
die "Cannot specify both include and exclude for the same object type (schema, table, view, function).\n";
}
if ($O->{'svndel'} && !$O->{'svn'}) {
die "Cannot specify svn deletion without --svn option.\n";
}
if ( ($O->{'gitdel'} && !$O->{'git'} && !$O->{'gitpush'}) )
{
die "Cannot specify git deletion without --git or --gitpush option.\n";
}
if ( $O->{'git'} && $O->{'gitpush'} ) {
die "Use either --git or --gitpush. --gitpush will do a local commit as well as a remote push";
}
chdir $O->{'basedir'};
my $workingdir = cwd();
my $real_server_name=hostname;
my $customhost;
my $customdb;
if ($O->{'hostname'}) {
$customhost = $O->{'hostname'};
} else {
chomp ($customhost = $real_server_name);
}
if ($O->{'dbdir'}) {
$customdb = $O->{'dbdir'};
} else {
$customdb = $ENV{PGDATABASE}
}
$O->{'basedir'} = File::Spec->catdir($workingdir, $customhost, $customdb);
if ($O->{'N'} || $O->{'N_file'} || $O->{'T'} || $O->{'T_file'} ||
$O->{'V'} || $O->{'V_file'} || $O->{'P_file'} || $O->{'O'} || $O->{'O_file'} || $O->{'regex_excl_file'}) {
print "Building exclude lists...\n" if !$O->{'quiet'};
build_excludes();
}
if ($O->{'n'} || $O->{'n_file'} || $O->{'t'} || $O->{'t_file'} ||
$O->{'v'} || $O->{'v_file'} || $O->{'p_file'} || $O->{'o'} || $O->{'o_file'} || $O->{'regex_incl_file'}) {
print "Building include lists...\n" if !$O->{'quiet'};
build_includes();
}
}
sub create_dirs {
unshift (@_ , $O->{basedir});
my $destdir = File::Spec->catdir(@_);
if (!-e $destdir) {
eval { mkpath($destdir) };
if ($@) {
die_cleanup("Couldn't create base directory [$O->{basedir}]: $@");
}
print "created directory target [$destdir]\n" if !$O->{'quiet'};
}
return $destdir;
}
sub create_temp_dump {
my $pgdumpcmd = "$O->{pgdump} -Fc ";
#if not getting data or don't need a separate copy of dump file,
# no need to put more than just the schema in the temp dump
if (!$O->{'getdata'} || !$O->{'sqldump'}) {
$pgdumpcmd .= "-s ";
}
if ($O->{'N'} || $O->{'N_file'}) {
$pgdumpcmd .= "$excludeschema_dump ";
}
if ($O->{'n'} || $O->{'n_file'}) {
$pgdumpcmd .= "$includeschema_dump ";
}
if ($O->{'T'} || $O->{'T_file'}) {
$pgdumpcmd .= "$excludetable_dump ";
}
if ($O->{'t'} || $O->{'t_file'}) {
$pgdumpcmd .= "$includetable_dump ";
}
if ($O->{'no-acl'}) {
$pgdumpcmd .= " --no-acl ";
}
print "$pgdumpcmd > $dmp_tmp_file\n" if !$O->{'quiet'};
system "$pgdumpcmd > $dmp_tmp_file";
}
sub build_filter_list {
my $list = shift;
my $dump_option = shift;
my (@list, $dumplist);
if ($list =~ /,/) {
@list = split(',', $list);
if (defined($dump_option)) {
$dumplist .= "-" . $dump_option . $_ . " " for @list;
return $dumplist;
} else {
return @list;
}
} else {
if (defined($dump_option)) {
$dumplist = "-". $dump_option . $list;
return $dumplist;
} else {
push @list, $list;
return @list;
}
}
}
sub built_filter_list_file {
my $file = shift;
my $dump_option = shift;
my (@list, $list);
open my $fh, "<", $file or die_cleanup("Cannot open filter file for reading [$file]: $!");
while (my $line = <$fh>) {
chomp($line);
$line =~ s/^\s+//;
$line =~ s/\s+$//;
if (defined($dump_option)) {
$list .= "-" . $dump_option . $line . " ";
} else {
push @list, $line;
}
}
close $fh;
if (defined($dump_option)) {
return $list;
} else {
return @list;
}
}
sub build_excludes {
$excludeschema_dump = build_filter_list($O->{'N'}, "N") if (defined($O->{'N'}));
$excludetable_dump = build_filter_list($O->{'T'}, "T") if (defined($O->{'T'}));
@excludeview = build_filter_list($O->{'V'}) if (defined($O->{'V'}));
@excludeowner = build_filter_list($O->{'O'}) if (defined($O->{'O'}));
$excludeschema_dump = built_filter_list_file($O->{'N_file'}, "N") if ($O->{'N_file'});
$excludetable_dump = built_filter_list_file($O->{'T_file'}, "T") if ($O->{'T_file'});
@excludeview = built_filter_list_file($O->{'V_file'}) if ($O->{'V_file'});
@excludefunction = built_filter_list_file($O->{'P_file'}) if ($O->{'P_file'});
@excludeowner = built_filter_list_file($O->{'O_file'}) if ($O->{'O_file'});
@regex_excl = built_filter_list_file($O->{'regex_excl_file'}) if ($O->{'regex_excl_file'});
}
sub build_includes {
$includeschema_dump = build_filter_list($O->{'n'}, "n") if (defined($O->{'n'}));
$includetable_dump = build_filter_list($O->{'t'}, "t") if (defined($O->{'t'}));
@includeview = build_filter_list($O->{'v'}) if (defined($O->{'v'}));
@includeowner = build_filter_list($O->{'o'}) if (defined($O->{'o'}));
$includeschema_dump = built_filter_list_file($O->{'n_file'}, "n") if ($O->{'n_file'});
$includetable_dump = built_filter_list_file($O->{'t_file'}, "t") if ($O->{'t_file'});
@includeview = built_filter_list_file($O->{'v_file'}) if ($O->{'v_file'});
@includefunction = built_filter_list_file($O->{'p_file'}) if ($O->{'p_file'});
@includeowner = built_filter_list_file($O->{'o_file'}) if ($O->{'o_file'});
@regex_incl = built_filter_list_file($O->{'regex_incl_file'}) if ($O->{'regex_incl_file'});
}
sub build_object_lists {
my $restorecmd = "$O->{pgrestore} -l $dmp_tmp_file";
my ($objid, $objtype, $objschema, $objsubtype, $objname, $fnname, $objowner, $key, $value);
RESTORE_LABEL: foreach (`$restorecmd`) {
chomp;
if (/^;/) {
next;
}
#print "restorecmd result: $_ \n";
my ($typetest) = /\d+;\s\d+\s\d+\s+(\S+)/;
if ($typetest =~ /^(TABLE|VIEW|TYPE|SCHEMA|RULE|TRIGGER)/) {
# avoid output error when table data is being exported
if ($typetest =~ /^TABLE/) {
if ( /\d+;\s\d+\s\d+\sTABLE\sDATA\s\S+\s\S+\s\S+/ ) {
next RESTORE_LABEL;
}
}
($objid, $objtype, $objschema, $objname, $objowner) = /(\d+;\s\d+\s\d+)\s(\S+)\s(\S+)\s(\S+)\s(\S+)/;
} elsif (/\d+;\s\d+\s\d+\sFOREIGN\sTABLE\s\S+\s\S+\s\S+/) {
($objid, $objtype, $objschema, $objname, $objowner) = /(\d+;\s\d+\s\d+)\s(\S+ \S+)\s(\S+)\s(\S+)\s(\S+)/;
# sequences owned by a table will be output with the table as well and set ownership there.
} elsif ($typetest =~ /^SEQUENCE/) {
if ( /\d+;\s\d+\s\d+\sSEQUENCE\sOWNED\sBY\s\S+\s\S+\s\S+/ ) {
next RESTORE_LABEL;
}
($objid, $objtype, $objschema, $objname, $objowner) = /(\d+;\s\d+\s\d+)\s(\S+)\s(\S+)\s(\S+)\s(\S+)/;
} elsif ($typetest =~ /^ACL/) {
$fnname = '';
if (/\(.*\)/) {
($objid, $objtype, $objschema, $objname, $objowner) = /(\d+;\s\d+\s\d+)\s(\S+)\s(\S+)\s(.*\))\s(\S+)/;
$fnname = substr($objname, 0, index($objname, "\("));
} else {
($objid, $objtype, $objschema, $objname, $objowner) = /(\d+;\s\d+\s\d+)\s(\S+)\s(\S+)\s(\S+)\s(\S+)/;
}
next RESTORE_LABEL if $objtype eq "-";
} elsif ($typetest =~ /^(FUNCTION|AGGREGATE)/) {
($objid, $objtype, $objschema, $objname, $objowner) = /(\d+;\s\d+\s\d+)\s(\S+)\s(\S+)\s(.*\))\s(\S+)/;
$fnname = substr($objname, 0, index($objname, "\("));
} elsif ($typetest =~ /^COMMENT/) {
$fnname = '';
($objsubtype) = /\d+;\s\d+\s\d+\s\S+\s\S+\s(\S+)/;
if ($objsubtype eq "FUNCTION" || $objsubtype eq "AGGREGATE") {
# pg_restore -l adds the variable name into the COMMENT function signature if variable names are used in the parameter list,
# but it doesn't put them in the signature of the function itself. Patch from jobywalker has workaround for pg_extractor to handle this.
# Reported to postgres devs as bug #6428 to fix the pg_restore output to be consistent.
($objid, $objtype, $objschema, $objname, $objowner) = /(\d+;\s\d+\s\d+)\s(\S+)\s(\S+)\s\S+\s(.*\))\s(\S+)/;
$fnname = substr($objname, 0, index($objname, "\("));
} elsif ($objsubtype eq "VIEW" || $objsubtype eq "TYPE") {
($objid, $objtype, $objschema, $objname, $objowner) = /(\d+;\s\d+\s\d+)\s(\S+)\s(\S+)\s\S+\s(\S+)\s(\S+)/;
} else {
next RESTORE_LABEL;
}
} else {
next RESTORE_LABEL;
}
if (@excludeowner) {
foreach my $o (@excludeowner) {
next RESTORE_LABEL if ($o eq $objowner);
}
}
if (@includeowner) {
foreach my $o (@includeowner) {
next RESTORE_LABEL if ($o ne $objowner);
}
}
if (@regex_excl) {
foreach my $r (@regex_excl) {
next RESTORE_LABEL if ($objname =~ /$r/);
}
}
if (@regex_incl) {
foreach my $r (@regex_incl) {
next RESTORE_LABEL unless ($objname =~ /$r/);
}
}
if ($O->{'getschemata'} && $objtype eq "SCHEMA") {
push @schemalist, {
"id" => $objid,
"type" => $objtype,
"schema" => $objschema,
"name" => $objname,
"owner" => $objowner,
};
}
if ($O->{'gettables'} && ($objtype eq "TABLE" || $objtype eq "FOREIGN TABLE")) {
push @tablelist, {
"id" => $objid,
"type" => $objtype,
"schema" => $objschema,
"name" => $objname,
"owner" => $objowner,
};
}
if ($O->{'getviews'} && $objtype eq "VIEW") {
if (@excludeview) {
foreach (@excludeview) {
if ($_ =~ /\./) {
next RESTORE_LABEL if($_ eq "$objschema.$objname");
} elsif ($_ eq $objname) {
next RESTORE_LABEL;
}
}
}
if (@includeview) {
my $found = 0;
foreach my $i (@includeview) {
if ($i =~ /\./) {
if($i ne "$objschema.$objname") {
next;
} else {
$found = 1;
}
} else {
if ($i ne $objname) {
next;
} else {
$found = 1;
}
}
}
if (!$found) {
next RESTORE_LABEL;
}
}
push @viewlist, {
"id" => $objid,
"type" => $objtype,
"schema" => $objschema,
"name" => $objname,
"owner" => $objowner,
};
}
if ($O->{'getfuncs'} && ($objtype eq "FUNCTION" || $objtype eq "AGGREGATE")) {
if (@excludefunction) {
foreach my $e (@excludefunction) {
if ($e =~ /\./) {
next RESTORE_LABEL if($e eq "$objschema.$objname");
} elsif ($e eq $objname) {
next RESTORE_LABEL;
}
}
}
if (@includefunction) {
my $found = 0;
foreach my $i (@includefunction) {
if ($i =~ /\./) {
if($i ne "$objschema.$objname") {
next;
} else {
$found = 1;
}
} else {
if ($i ne $objname) {
next;
} else {
$found = 1;
}
}
}
if (!$found) {
next RESTORE_LABEL;
}
}
if ($objtype eq "FUNCTION") {
push @functionlist, {
"id" => $objid,
"type" => $objtype,
"schema" => $objschema,
"name" => $objname,
"fnname" => $fnname,
"owner" => $objowner,
};
} elsif ($objtype eq "AGGREGATE") {
push @aggregatelist, {
"id" => $objid,
"type" => $objtype,
"schema" => $objschema,
"name" => $objname,
"fnname" => $fnname,
"owner" => $objowner,
};
}
}
if ($O->{'gettypes'} && $objtype eq "TYPE") {
push @typelist, {
"id" => $objid,
"type" => $objtype,
"schema" => $objschema,
"name" => $objname,
"owner" => $objowner,
};
}
if ($O->{'getsequences'} && $objtype eq "SEQUENCE") {
push @sequencelist, {
"id" => $objid,
"type" => $objtype,
"schema" => $objschema,
"name" => $objname,
"owner" => $objowner,
};
}
if ($O->{'gettriggers'} && $objtype eq "TRIGGER") {
push @triggerlist, {
"id" => $objid,
"type" => $objtype,
"schema" => $objschema,
"name" => $objname,
"fnname" => $fnname,
"owner" => $objowner,
};
}
if ($O->{'getrules'} && $objtype eq "RULE") {
push @rulelist, {
"id" => $objid,
"type" => $objtype,
"schema" => $objschema,
"name" => $objname,
"fnname" => $fnname,
"owner" => $objowner,
};
}
if ($objtype eq "COMMENT") {
push @commentlist, {
"id" => $objid,
"type" => $objtype,
"schema" => $objschema,
"subtype" => $objsubtype,
"name" => $objname,
"fnname" => $fnname,
"owner" => $objowner,
};
}
if ($objtype eq "ACL") {
push @acl_list, {
"id" => $objid,
"type" => $objtype,
"schema" => $objschema,
"name" => $objname,
"fnname" => $fnname,
"owner" => $objowner,
};
}
} # end restorecmd if
} # end build_object_lists
sub create_ddl_files {
my (@objlist) = (@{$_[0]});
my $destdir = $_[1];
my ($restorecmd, $pgdumpcmd, $fqfn, $funcname, $format, $fulldestdir);
if (!$O->{'schemasubdir'}) {
$fulldestdir = create_dirs($destdir);
}
my $tmp_ddl_file = File::Temp->new( TEMPLATE => 'pg_extractor_XXXXXXXX',
SUFFIX => '.tmp',
DIR => $O->{'basedir'});
my $list_file_contents = "";
my $offset = 0;
if ($O->{'Fc'}) {
$format = '-Fc';
} else {
$format = '-Fp';
}
if (!$O->{'getdata'}) {
$format .= " -s";
}
foreach my $t (@objlist) {
print "restore item: $t->{id} $t->{type} $t->{schema} $t->{name} $t->{owner}\n" if !$O->{'quiet'};
if ($t->{'type'} eq "SCHEMA") {
my $namefile = $t->{'name'};
# account for special characters in object name
$namefile =~ s/(\W)/sprintf(",%02x", ord $1)/ge;
if ($O->{'schemasubdir'}) {
$fulldestdir = create_dirs($namefile, $destdir);
}
$fqfn = File::Spec->catfile($fulldestdir, "$namefile");
}elsif ($t->{'name'} =~ /\(.*\)/) {
$funcname = $t->{'fnname'};
my $schemafile = $t->{'schema'};
# account for special characters in object name
$schemafile =~ s/(\W)/sprintf(",%02x", ord $1)/ge;
$funcname =~ s/(\W)/sprintf(",%02x", ord $1)/ge;
if ($O->{'schemasubdir'}) {
$fulldestdir = create_dirs($schemafile, $destdir);
}
$fqfn = File::Spec->catfile($fulldestdir, "$schemafile.$funcname");
} else {
my $schemafile = $t->{'schema'};
my $namefile = $t->{'name'};
# account for special characters in object name
$schemafile =~ s/(\W)/sprintf(",%02x", ord $1)/ge;
$namefile =~ s/(\W)/sprintf(",%02x", ord $1)/ge;
if ($O->{'schemasubdir'}) {
$fulldestdir = create_dirs($schemafile, $destdir);
}
$fqfn = File::Spec->catfile($fulldestdir, "$schemafile.$namefile");
}
$list_file_contents = "$t->{id} $t->{type} $t->{schema} $t->{name} $t->{owner}\n";
if (($t->{'type'} eq "TABLE") || ($t->{'type'} eq "FOREIGN TABLE") || ($t->{'type'} eq "VIEW")) {
#TODO see if there's a better way to handle this. Seems sketchy but works for now
# extra quotes to keep the shell from eating the doublequotes & allow for mixed case or special chars
$pgdumpcmd = "$O->{pgdump} $format --table=\'\"$t->{schema}\"\'.\'\"$t->{name}\"\'";
if ($O->{'inserts'}) {
$pgdumpcmd .= " --inserts ";
}
if ($O->{'column-inserts'}) {
$pgdumpcmd .= " --column-inserts ";
}
if ($O->{'no-owner'}) {
$pgdumpcmd .= " --no-owner ";
}
if ($O->{'no-acl'}) {
$pgdumpcmd .= " --no-acl ";
}
if ($O->{'clean'}) {
$pgdumpcmd .= " --clean ";
}
$pgdumpcmd .= " > $fqfn.sql";
system $pgdumpcmd;
} else {
# TODO this is a mess but, amazingly, it works. try and tidy up if possible.
# put all functions with same basename in the same output file
# along with each function's ACL & COMMENT following just after it (see note in COMMENT parsing section above).
if ($t->{'type'} eq "FUNCTION" || $t->{'type'} eq "AGGREGATE") {
my @dupe_objlist = @objlist;
my $dupeoffset = 0;
# loop through dupe of objlist to find overloads
foreach my $d (@dupe_objlist) {
# if there is another function with the same schema and name but different signature include it
if ($t->{'schema'} eq $d->{'schema'} && $t->{'fnname'} eq $d->{'fnname'} && $t->{'name'} ne $d->{'name'}) {
$list_file_contents .= "$d->{id} $d->{type} $d->{schema} $d->{name} $d->{owner}\n";
# if overload found, remove from main @objlist so it doesn't get output again.
splice(@objlist,$dupeoffset,1)
}
else {
$dupeoffset++;
}
}
# add to current file output ACLs and Comments based on function name (to catch acls and comments for
# functions with the same signature)
foreach my $a (@acl_list) {
if ($a->{'schema'} eq $t->{'schema'} && $a->{'fnname'} eq $t->{'fnname'}) {
$list_file_contents .= "$a->{id} $a->{type} $a->{schema} $a->{name} $a->{owner}\n";
}
}
foreach my $c (@commentlist) {
if ($c->{'schema'} eq $t->{'schema'} && $c->{'fnname'} eq $t->{'fnname'}) {
$list_file_contents .= "$c->{id} $c->{type} $c->{schema} $c->{subtype} $c->{name} $c->{owner}\n";
}
}
} else {
# add to current file output if this object has an ACL
foreach my $a (@acl_list) {
if ($a->{'schema'} eq $t->{'schema'} && $a->{'name'} eq $t->{'name'}) {
$list_file_contents .= "$a->{id} $a->{type} $a->{schema} $a->{name} $a->{owner}\n";
}
}
foreach my $c (@commentlist) {
if ($c->{'schema'} eq $t->{'schema'} && $c->{'name'} eq $t->{'name'}) {
$list_file_contents .= "$c->{id} $c->{type} $c->{schema} $c->{subtype} $c->{name} $c->{owner}\n";
}
}
}
open LIST, ">", $tmp_ddl_file or die_cleanup("could not create required temp file [$tmp_ddl_file]: $!\n");
print "$list_file_contents\n" if !$O->{'quiet'};
print LIST "$list_file_contents";
$restorecmd = "$O->{pgrestore} -L $tmp_ddl_file -f $fqfn.sql ";
if ($O->{'no-owner'}) {
$restorecmd .= " --no-owner ";
}
if ($O->{'clean'}) {
$restorecmd .= " --clean ";
}
$restorecmd .= " $dmp_tmp_file";
##print "final restore command: $restorecmd\n";
system $restorecmd;
close LIST;
}
chmod 0664, $fqfn;
$createdfiles{"$fqfn.sql"} = 1;
$offset++;
} # end @objlist foreach
}
sub create_role_ddl {
my $rolesdir = create_dirs($O->{'rolesdir'});
my $filepath = File::Spec->catfile($rolesdir, "roles_dump.sql");
open my $fh, '-|', "$O->{pgdumpall} --version" or die "Cannot read from $O->{pgdumpall} --version: $OS_ERROR";
my $version_info = <$fh>;
close $fh;
my @version_elements = $version_info =~ m{(\d+)}g;
my $version = sprintf '%03d%03d', @version_elements[0,1];
my $roles_option = $version lt '008003' ? '--globals-only' : '--roles-only';
my $dumprolecmd = "$O->{pgdumpall} $roles_option > $filepath";
system $dumprolecmd;
$createdfiles{$filepath} = 1;
}
sub copy_sql_dump {
my $dump_folder = create_dirs($O->{'sqldumpdir'});
my $pgdumpfile = File::Spec->catfile($dump_folder, "$ENV{PGDATABASE}_pgdump.pgr");
copy ($dmp_tmp_file->filename, $pgdumpfile);
$createdfiles{$pgdumpfile} = 1;
}
#TODO add commands to cleanup empty folders
sub delete_files {
my @files_to_delete = files_to_delete();
foreach my $f (@files_to_delete) {
unlink $f or warn "Unable to delete file $f: $!\n";
}
}
# Get a list of the files on disk to remove from disk. Kept as separate function so SVN/Git can use to delete files from VCS as well.
sub files_to_delete {
my @files_to_delete;
find(
sub {
my $f = $File::Find::name;
if (-f $f && $f =~ /\.sql$|.pgr$/ && !exists $createdfiles{$f}) {
push(@files_to_delete, $f);
}
}, $O->{'basedir'}
);
return @files_to_delete;
}
sub git_commit {
my (@git_add, @git_ignored);
chdir $O->{'basedir'};
#TODO need to rework how the basedir is set. Then note in the help tha for git/svn that the base repository
# folder is /basedir/hostname, not /basedir/hostname/dbname (which is sort of how svn is working now)
chdir "../";
my $git_stat_cmd = "$O->{gitcmd} status --porcelain";
foreach my $s (`$git_stat_cmd`) {
if ($s !~ /\.sql$|.pgr$/) {
push @git_ignored, $s;
next;
}
if ($s =~ /^\?\?\s+(\S+)$/) {
push @git_add, $1;
}
}
foreach my $i (@git_ignored) {
print "ignored: $i" if !$O->{'quiet'};
}
foreach my $a (@git_add) {
my $git_add_cmd = "$O->{gitcmd} add $a";
print "$git_add_cmd\n" if !$O->{'quiet'};
system $git_add_cmd;
}
if ($O->{'gitdel'}) {
my @files_to_delete = files_to_delete();
if (scalar(@files_to_delete > 0)) {
foreach my $d (@files_to_delete) {
my $git_del_cmd = "$O->{gitcmd} rm $d";
print "$git_del_cmd\n" if !$O->{'quiet'};
system $git_del_cmd;
}
} else {
print "No files to delete from Git\n" if !$O->{'quiet'};
}
}
#Put commit message in external file to avoid issues with any special characters in it
my $git_commit_msg_file;
if ($O->{'commitmsgfn'}) {
$git_commit_msg_file = $O->{'commitmsgfn'};
} else {
$git_commit_msg_file = File::Temp->new( TEMPLATE => 'pg_extractor_XXXXXXX',
SUFFIX => '.tmp',
DIR => $O->{'basedir'});
print $git_commit_msg_file $O->{'commitmsg'};
}
my $git_commit_cmd = "$O->{gitcmd} commit -a -F $git_commit_msg_file";
print "$git_commit_cmd\n" if !$O->{'quiet'};
system $git_commit_cmd;