15 |
use IO::File; |
use IO::File; |
16 |
use Getopt::Long; |
use Getopt::Long; |
17 |
use RServ; |
use RServ; |
|
use Sys::Hostname; |
|
18 |
|
|
19 |
$| = 1; |
$| = 1; |
20 |
|
|
21 |
my ($debug,$verbose) = (0,0); |
#my ($debug,$verbose) = (0,0); |
22 |
my ($help,$masterhost,$masterport,$masteruser,$masterpassword, |
my ($help,$masterhost,$masterport,$masteruser,$masterpassword, |
23 |
$slavehost,$slaveport,$slaveuser,$slavepassword); |
$slavehost,$slaveport,$slaveuser,$slavepassword); |
24 |
my $snapshot = ".__Snapshot"; |
my $snapshot = ".__Snapshot"; |
25 |
|
my $multiplemaster = 0; |
26 |
|
|
27 |
my $result = GetOptions( |
my $result = GetOptions( |
28 |
"debug!" => \$debug, "verbose!" => \$verbose, "help" => \$help, |
"debug!" => \$debug, "verbose!" => \$verbose, "help" => \$help, |
31 |
"slavehost=s" => \$slavehost, "slaveport=i" => \$slaveport, |
"slavehost=s" => \$slavehost, "slaveport=i" => \$slaveport, |
32 |
"slaveuser=s" => \$slaveuser, "slavepassword=s" => \$slavepassword, |
"slaveuser=s" => \$slaveuser, "slavepassword=s" => \$slavepassword, |
33 |
"snapshot=s" => \$snapshot, |
"snapshot=s" => \$snapshot, |
34 |
|
"multiplemaster" => \$multiplemaster, |
35 |
); |
); |
36 |
|
|
37 |
if (defined($help) || (scalar(@ARGV) < 2)) { |
if (defined($help) || (scalar(@ARGV) < 2)) { |
40 |
--masterhost=hostname --masterport=port |
--masterhost=hostname --masterport=port |
41 |
--masteruser=username --masterpassword=string |
--masteruser=username --masterpassword=string |
42 |
--snapshot=snapshot |
--snapshot=snapshot |
43 |
|
[--masterserver=master_number] |
44 |
"; |
"; |
45 |
exit ((scalar(@ARGV) < 2)? 1:0); |
exit ((scalar(@ARGV) < 2)? 1:0); |
46 |
} |
} |
48 |
$snapshot .= '.' . $$; |
$snapshot .= '.' . $$; |
49 |
|
|
50 |
$RServ::quiet = !$verbose; |
$RServ::quiet = !$verbose; |
51 |
if ($debug) { |
#if ($debug) { |
52 |
$RServ::quiet = 0; |
#print "## q:$RServ::quiet v:$RServ::verbose d:$RServ::debug\n"; |
53 |
no warnings 'vars'; |
# $RServ::quiet = 0; |
54 |
$RServ::debug = $debug; |
# no warnings 'vars'; |
55 |
} |
# $RServ::debug = $debug; |
56 |
|
#print "## q:$RServ::quiet v:$RServ::verbose d:$RServ::debug\n"; |
57 |
|
#} |
58 |
|
|
59 |
my $master = $ARGV[0] || "master"; |
my $master = $ARGV[0] || "master"; |
60 |
my $slave = $ARGV[1] || "slave"; |
my $slave = $ARGV[1] || "slave"; |
61 |
|
my $tables = $#ARGV < 2 ? undef : { map {($_, undef)} @ARGV[2..$#ARGV] }; |
62 |
|
|
63 |
# first, let's check if a instance is alrealy running |
# first, let's check if a instance is alrealy running |
64 |
|
|
96 |
exit 1; |
exit 1; |
97 |
} |
} |
98 |
|
|
99 |
|
my $minfo = MkInfo($master,$masterhost,$masterport,$masteruser,$masterpassword); |
100 |
my $minfo = "dbname=$master"; |
my $sinfo = MkInfo($slave,$slavehost,$slaveport,$slaveuser,$slavepassword); |
|
$minfo = "$minfo host=$masterhost" if (defined($masterhost)); |
|
|
$minfo = "$minfo port=$masterport" if (defined($masterport)); |
|
|
$minfo = "$minfo user=$masteruser" if (defined($masteruser)); |
|
|
$minfo = "$minfo password=$masterpassword" if (defined($masterpassword)); |
|
|
|
|
|
my $sinfo = "dbname=$slave"; |
|
|
$sinfo = "$sinfo host=$slavehost" if (defined($slavehost)); |
|
|
$sinfo = "$sinfo port=$slaveport" if (defined($slaveport)); |
|
|
$sinfo = "$sinfo user=$slaveuser" if (defined($slaveuser)); |
|
|
$sinfo = "$sinfo password=$slavepassword" if (defined($slavepassword)); |
|
101 |
|
|
102 |
print "Master connection is $minfo\n" if ($debug); |
print "Master connection is $minfo\n" if ($debug); |
103 |
print "Slave connection is $sinfo\n" if ($debug); |
print "Slave connection is $sinfo\n" if ($debug); |
115 |
exit 1; |
exit 1; |
116 |
} |
} |
117 |
|
|
118 |
$slavehost = hostname if (! $slavehost); |
$slavehost = 'localhost' if (! $slavehost); |
119 |
my $slaveId = GetSlaveId($mconn, $slave, $slavehost); |
$masterhost = 'localhost' if (! $masterhost); |
120 |
|
|
121 |
die "\n>>>>>>>>>>>>> ERROR: Can't GetSlaveID for $sinfo\n" if (! $slaveId); |
my $slaveId = GetServerId($mconn, $slave, $slavehost); |
122 |
|
|
123 |
|
die "\n>>>>>>>>>>>>> ERROR: Can't GetServerId for $sinfo\n" if (! defined($slaveId)); |
124 |
|
|
125 |
if ($slaveId < 0) { |
if ($slaveId < 0) { |
126 |
unlink $fname; |
unlink $fname; |
127 |
die "\n>>>>>>>>>>>>> ERROR\n"; |
die "\n>>>>>>>>>>>>> ERROR: GetServerId returned $slaveId < 0\n"; |
128 |
} |
} |
129 |
SyncSync($mconn, $sconn); |
SyncSync($mconn, $sconn); |
130 |
|
|
131 |
|
my $masterId = 0; |
132 |
|
if ($multiplemaster || $slaveId == 0) { |
133 |
|
$masterId = GetServerId($mconn, $master, $masterhost); |
134 |
|
|
135 |
|
die "\n>>>>>>>>>>>>> ERROR: Can't GetServerId for $sinfo\n" if (! defined($masterId)); |
136 |
|
|
137 |
|
if ($masterId < 0) { |
138 |
|
unlink $fname; |
139 |
|
die "\n>>>>>>>>>>>>> ERROR: GetServerId returned $masterId < 0\n"; |
140 |
|
} |
141 |
|
SyncSync($sconn, $mconn); |
142 |
|
} |
143 |
|
|
144 |
|
print "Using snapshot file: $snapshot\n" if ($debug); |
145 |
|
|
146 |
my $outf = new IO::File; |
my $outf = new IO::File; |
147 |
open $outf, ">$snapshot"; |
open $outf, ">$snapshot"; |
148 |
print "\n>>>>>>>>>>>>> Prepare Snapshot\n\n" if ($verbose); |
print "\n>>>>>>>>>>>>> Prepare Snapshot\n\n" if ($verbose); |
149 |
my $res = PrepareSnapshot($mconn, $sconn, $outf, $slaveId); |
print "master id: $masterId slave id: $slaveId\n" if ($debug); |
150 |
|
my $res = PrepareSnapshot($mconn, $sconn, $outf, $masterId, $slaveId, $multiplemaster, $tables); |
151 |
close $outf; |
close $outf; |
152 |
if ($res < 0) { |
if ($res < 0) { |
153 |
unlink $fname; |
unlink $fname; |
164 |
my $inpf = new IO::File; |
my $inpf = new IO::File; |
165 |
open $inpf, "<$snapshot"; |
open $inpf, "<$snapshot"; |
166 |
print "\n>>>>>>>>>>>>> Apply Snapshot\n\n" if ($verbose); |
print "\n>>>>>>>>>>>>> Apply Snapshot\n\n" if ($verbose); |
167 |
$res = ApplySnapshot($sconn, $inpf); |
$res = ApplySnapshot($sconn, $inpf, $multiplemaster, $tables); |
168 |
close $inpf; |
close $inpf; |
169 |
if ($res < 0) { |
if ($res < 0) { |
170 |
unlink $fname; |
unlink $fname; |