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#!/usr/bin/perl
## Rough check that the base and postgres "tables.sql" are in sync
## Should be run from maintenance/postgres
## Checks a few other things as well...
use strict;
use warnings;
use Data::Dumper;
use Cwd;
#check_valid_sql();
my @old = ('../tables.sql');
my $new = 'tables.sql';
my @xfile;
## Read in exceptions and other metadata
my %ok;
while (<DATA>) {
next unless /^(\w+)\s*:\s*([^#]+)/;
my ($name,$val) = ($1,$2);
chomp $val;
if ($name eq 'RENAME') {
die "Invalid rename\n" unless $val =~ /(\w+)\s+(\w+)/;
$ok{OLD}{$1} = $2;
$ok{NEW}{$2} = $1;
next;
}
if ($name eq 'XFILE') {
push @xfile, $val;
next;
}
for (split /\s+/ => $val) {
$ok{$name}{$_} = 0;
}
}
my $datatype = join '|' => qw(
bool
tinyint smallint int bigint real float
tinytext mediumtext text char varchar varbinary binary
timestamp datetime
tinyblob mediumblob blob
);
$datatype .= q{|ENUM\([\"\w\', ]+\)};
$datatype = qr{($datatype)};
my $typeval = qr{(\(\d+\))?};
my $typeval2 = qr{ signed| unsigned| binary| NOT NULL| NULL| PRIMARY KEY| AUTO_INCREMENT| default ['\-\d\w"]+| REFERENCES .+CASCADE};
my $indextype = join '|' => qw(INDEX KEY FULLTEXT), 'PRIMARY KEY', 'UNIQUE INDEX', 'UNIQUE KEY';
$indextype = qr{$indextype};
my $engine = qr{TYPE|ENGINE};
my $tabletype = qr{InnoDB|MyISAM|HEAP|HEAP MAX_ROWS=\d+|InnoDB MAX_ROWS=\d+ AVG_ROW_LENGTH=\d+};
my $charset = qr{utf8|binary};
open my $newfh, '<', $new or die qq{Could not open $new: $!\n};
my ($table,%old);
## Read in the xfiles
my %xinfo;
for my $xfile (@xfile) {
print "Loading $xfile\n";
my $info = parse_sql($xfile);
for (keys %$info) {
$xinfo{$_} = $info->{$_};
}
}
for my $oldfile (@old) {
print "Loading $oldfile\n";
my $info = parse_sql($oldfile);
for (keys %xinfo) {
$info->{$_} = $xinfo{$_};
}
$old{$oldfile} = $info;
}
sub parse_sql {
my $oldfile = shift;
open my $oldfh, '<', $oldfile or die qq{Could not open $oldfile: $!\n};
my %info;
while (<$oldfh>) {
next if /^\s*\-\-/ or /^\s+$/;
s/\s*\-\- [\w ]+$//;
chomp;
if (/CREATE\s*TABLE/i) {
if (m{^CREATE TABLE /\*_\*/(\w+) \($}) {
$table = $1;
}
elsif (m{^CREATE TABLE /\*\$wgDBprefix\*/(\w+) \($}) {
$table = $1;
}
else {
die qq{Invalid CREATE TABLE at line $. of $oldfile\n};
}
$info{$table}{name}=$table;
}
elsif (m{^\) /\*\$wgDBTableOptions\*/}) {
$info{$table}{engine} = 'ENGINE';
$info{$table}{type} = 'variable';
}
elsif (/^\) ($engine)=($tabletype);$/) {
$info{$table}{engine}=$1;
$info{$table}{type}=$2;
}
elsif (/^\) ($engine)=($tabletype), DEFAULT CHARSET=($charset);$/) {
$info{$table}{engine}=$1;
$info{$table}{type}=$2;
$info{$table}{charset}=$3;
}
elsif (/^ (\w+) $datatype$typeval$typeval2{0,4},?$/) {
$info{$table}{column}{$1} = $2;
my $extra = $3 || '';
$info{$table}{columnfull}{$1} = "$2$extra";
}
elsif (m{^ UNIQUE KEY (\w+) \((.+?)\)}) {
}
elsif (m{^CREATE (?:UNIQUE )?(?:FULLTEXT )?INDEX /\*i\*/(\w+) ON /\*_\*/(\w+) \((.+?)\);}) {
}
elsif (m{^\s*PRIMARY KEY \([\w,]+\)}) {
}
else {
die "Cannot parse line $. of $oldfile:\n$_\n";
}
}
close $oldfh or die qq{Could not close "$oldfile": $!\n};
return \%info;
} ## end of parse_sql
for my $oldfile (@old) {
## Begin non-standard indent
## MySQL sanity checks
for my $table (sort keys %{$old{$oldfile}}) {
my $t = $old{$oldfile}{$table};
if ($t->{engine} eq 'TYPE') {
die "Invalid engine for $oldfile: $t->{engine}\n" unless $t->{name} eq 'profiling';
}
my $charset = $t->{charset} || '';
if ($oldfile !~ /binary/ and $charset eq 'binary') {
die "Invalid charset for $oldfile: $charset\n";
}
}
my $dtypelist = join '|' => qw(
SMALLINT INTEGER BIGINT NUMERIC SERIAL
TEXT CHAR VARCHAR
BYTEA
TIMESTAMPTZ
CIDR
);
my $dtype = qr{($dtypelist)};
my %new;
my ($infunction,$inview,$inrule,$lastcomma) = (0,0,0,0);
my %custom_type;
seek $newfh, 0, 0;
while (<$newfh>) {
next if /^\s*\-\-/ or /^\s*$/;
s/\s*\-\- [\w ']+$//;
next if /^BEGIN;/ or /^SET / or /^COMMIT;/;
next if /^CREATE SEQUENCE/;
next if /^CREATE(?: UNIQUE)? INDEX/;
next if /^CREATE FUNCTION/;
next if /^CREATE TRIGGER/ or /^ FOR EACH ROW/;
next if /^INSERT INTO/ or /^ VALUES \(/;
next if /^ALTER TABLE/;
next if /^DROP SEQUENCE/;
next if /^DROP FUNCTION/;
if (/^CREATE TYPE (\w+)/) {
die "Type $1 declared more than once!\n" if $custom_type{$1}++;
$dtype = qr{($dtypelist|$1)};
next;
}
chomp;
if (/^\$mw\$;?$/) {
$infunction = $infunction ? 0 : 1;
next;
}
next if $infunction;
next if /^CREATE VIEW/ and $inview = 1;
if ($inview) {
/;$/ and $inview = 0;
next;
}
next if /^CREATE RULE/ and $inrule = 1;
if ($inrule) {
/;$/ and $inrule = 0;
next;
}
if (/^CREATE TABLE "?(\w+)"? \($/) {
$table = $1;
$new{$table}{name}=$table;
$lastcomma = 1;
}
elsif (/^\);$/) {
if ($lastcomma) {
warn "Stray comma before line $.\n";
}
}
elsif (/^ (\w+) +$dtype.*?(,?)(?: --.*)?$/) {
$new{$table}{column}{$1} = $2;
if (!$lastcomma) {
print "Missing comma before line $. of $new\n";
}
$lastcomma = $3 ? 1 : 0;
}
elsif (m{^\s*PRIMARY KEY \([\w,]+\)}) {
$lastcomma = 0;
}
else {
die "Cannot parse line $. of $new:\n$_\n";
}
}
## Which column types are okay to map from mysql to postgres?
my $COLMAP = q{
## INTS:
tinyint SMALLINT
int INTEGER SERIAL
smallint SMALLINT
bigint BIGINT
real NUMERIC
float NUMERIC
## TEXT:
varchar(15) TEXT
varchar(32) TEXT
varchar(70) TEXT
varchar(255) TEXT
varchar TEXT
text TEXT
tinytext TEXT
ENUM TEXT
## TIMESTAMPS:
varbinary(14) TIMESTAMPTZ
binary(14) TIMESTAMPTZ
datetime TIMESTAMPTZ
timestamp TIMESTAMPTZ
## BYTEA:
mediumblob BYTEA
## OTHER:
bool SMALLINT # Sigh
};
## Allow specific exceptions to the above
my $COLMAPOK = q{
## User inputted text strings:
ar_comment tinyblob TEXT
fa_description tinyblob TEXT
img_description tinyblob TEXT
ipb_reason tinyblob TEXT
log_action varbinary(32) TEXT
log_type varbinary(32) TEXT
oi_description tinyblob TEXT
rev_comment tinyblob TEXT
rc_log_action varbinary(255) TEXT
rc_log_type varbinary(255) TEXT
## Simple text-only strings:
ar_flags tinyblob TEXT
cf_name varbinary(255) TEXT
cf_value blob TEXT
ar_sha1 varbinary(32) TEXT
cl_collation varbinary(32) TEXT
cl_sortkey varbinary(230) TEXT
ct_params blob TEXT
fa_minor_mime varbinary(100) TEXT
fa_storage_group varbinary(16) TEXT # Just 'deleted' for now, should stay plain text
fa_storage_key varbinary(64) TEXT # sha1 plus text extension
ipb_address tinyblob TEXT # IP address or username
ipb_range_end tinyblob TEXT # hexadecimal
ipb_range_start tinyblob TEXT # hexadecimal
img_minor_mime varbinary(100) TEXT
lc_lang varbinary(32) TEXT
lc_value varbinary(32) TEXT
img_sha1 varbinary(32) TEXT
iw_wikiid varchar(64) TEXT
job_cmd varbinary(60) TEXT # Should we limit to 60 as well?
keyname varbinary(255) TEXT # No tablename prefix (objectcache)
ll_lang varbinary(20) TEXT # Language code
lc_value mediumblob TEXT
log_params blob TEXT # LF separated list of args
log_type varbinary(10) TEXT
ls_field varbinary(32) TEXT
md_deps mediumblob TEXT # JSON
md_module varbinary(255) TEXT
md_skin varbinary(32) TEXT
mr_blob mediumblob TEXT # JSON
mr_lang varbinary(32) TEXT
mr_resource varbinary(255) TEXT
mrl_message varbinary(255) TEXT
mrl_resource varbinary(255) TEXT
oi_minor_mime varbinary(100) TEXT
oi_sha1 varbinary(32) TEXT
old_flags tinyblob TEXT
old_text mediumblob TEXT
pp_propname varbinary(60) TEXT
pp_value blob TEXT
page_restrictions tinyblob TEXT # CSV string
pf_server varchar(30) TEXT
pr_level varbinary(60) TEXT
pr_type varbinary(60) TEXT
pt_create_perm varbinary(60) TEXT
pt_reason tinyblob TEXT
qc_type varbinary(32) TEXT
qcc_type varbinary(32) TEXT
qci_type varbinary(32) TEXT
rc_params blob TEXT
rev_sha1 varbinary(32) TEXT
rlc_to_blob blob TEXT
ts_tags blob TEXT
ufg_group varbinary(32) TEXT
ug_group varbinary(32) TEXT
ul_value blob TEXT
up_property varbinary(255) TEXT
up_value blob TEXT
us_sha1 varchar(31) TEXT
us_source_type varchar(50) TEXT
us_status varchar(50) TEXT
user_email_token binary(32) TEXT
user_ip varbinary(40) TEXT
user_newpassword tinyblob TEXT
user_options blob TEXT
user_password tinyblob TEXT
user_token binary(32) TEXT
iwl_prefix varbinary(20) TEXT
## Text URLs:
el_index blob TEXT
el_to blob TEXT
iw_api blob TEXT
iw_url blob TEXT
tb_url blob TEXT
tc_url varbinary(255) TEXT
## Deprecated or not yet used:
ar_text mediumblob TEXT
job_params blob TEXT
log_deleted tinyint INTEGER # Not used yet, but keep it INTEGER for safety
rc_type tinyint CHAR
## Number tweaking:
fa_bits int SMALLINT # bits per pixel
fa_height int SMALLINT
fa_width int SMALLINT # Hope we don't see an image this wide...
hc_id int BIGINT # Odd that site_stats is all bigint...
img_bits int SMALLINT # bits per image should stay sane
oi_bits int SMALLINT
## True binary fields, usually due to gzdeflate and/or serialize:
math_inputhash varbinary(16) BYTEA
math_outputhash varbinary(16) BYTEA
## Namespaces: not need for such a high range
ar_namespace int SMALLINT
job_namespace int SMALLINT
log_namespace int SMALLINT
page_namespace int SMALLINT
pl_namespace int SMALLINT
pt_namespace int SMALLINT
qc_namespace int SMALLINT
rc_namespace int SMALLINT
rd_namespace int SMALLINT
rlc_to_namespace int SMALLINT
tl_namespace int SMALLINT
wl_namespace int SMALLINT
## Easy enough to change if a wiki ever does grow this big:
ss_active_users bigint INTEGER
ss_good_articles bigint INTEGER
ss_total_edits bigint INTEGER
ss_total_pages bigint INTEGER
ss_users bigint INTEGER
## True IP - keep an eye on these, coders tend to make textual assumptions
rc_ip varbinary(40) CIDR # Want to keep an eye on this
## Others:
tc_time int TIMESTAMPTZ
};
my %colmap;
for (split /\n/ => $COLMAP) {
next unless /^\w/;
s/(.*?)#.*/$1/;
my ($col,@maps) = split / +/, $_;
for (@maps) {
$colmap{$col}{$_} = 1;
}
}
my %colmapok;
for (split /\n/ => $COLMAPOK) {
next unless /^\w/;
my ($col,$old,$new) = split / +/, $_;
$colmapok{$col}{$old}{$new} = 1;
}
## Old but not new
for my $t (sort keys %{$old{$oldfile}}) {
if (!exists $new{$t} and !exists $ok{OLD}{$t}) {
print "Table not in $new: $t\n";
next;
}
next if exists $ok{OLD}{$t} and !$ok{OLD}{$t};
my $newt = exists $ok{OLD}{$t} ? $ok{OLD}{$t} : $t;
my $oldcol = $old{$oldfile}{$t}{column};
my $oldcolfull = $old{$oldfile}{$t}{columnfull};
my $newcol = $new{$newt}{column};
for my $c (keys %$oldcol) {
if (!exists $newcol->{$c}) {
print "Column $t.$c not in $new\n";
next;
}
}
for my $c (sort keys %$newcol) {
if (!exists $oldcol->{$c}) {
print "Column $t.$c not in $oldfile\n";
next;
}
## Column types (roughly) match up?
my $new = $newcol->{$c};
my $old = $oldcolfull->{$c};
## Known exceptions:
next if exists $colmapok{$c}{$old}{$new};
$old =~ s/ENUM.*/ENUM/;
next if $old eq 'ENUM' and $new eq 'media_type';
if (! exists $colmap{$old}{$new}) {
print "Column types for $t.$c do not match: $old does not map to $new\n";
}
}
}
## New but not old:
for (sort keys %new) {
if (!exists $old{$oldfile}{$_} and !exists $ok{NEW}{$_}) {
print "Not in $oldfile: $_\n";
next;
}
}
} ## end each file to be parsed
sub check_valid_sql {
## Check for a few common problems in most php files
my $olddir = getcwd();
chdir("../..");
for my $basedir (qw/includes extensions/) {
scan_dir($basedir);
}
chdir $olddir;
return;
} ## end of check_valid_sql
sub scan_dir {
my $dir = shift;
opendir my $dh, $dir or die qq{Could not opendir $dir: $!\n};
#print "Scanning $dir...\n";
for my $file (grep { -f "$dir/$_" and /\.php$/ } readdir $dh) {
find_problems("$dir/$file");
}
rewinddir $dh;
for my $subdir (grep { -d "$dir/$_" and ! /\./ } readdir $dh) {
scan_dir("$dir/$subdir");
}
closedir $dh or die qq{Closedir failed: $!\n};
return;
} ## end of scan_dir
sub find_problems {
my $file = shift;
open my $fh, '<', $file or die qq{Could not open "$file": $!\n};
my $lastline = '';
my $inarray = 0;
while (<$fh>) {
if (/FORCE INDEX/ and $file !~ /Database\w*\.php/) {
warn "Found FORCE INDEX string at line $. of $file\n";
}
if (/REPLACE INTO/ and $file !~ /Database\w*\.php/) {
warn "Found REPLACE INTO string at line $. of $file\n";
}
if (/\bIF\s*\(/ and $file !~ /DatabaseMySQL\.php/) {
warn "Found IF string at line $. of $file\n";
}
if (/\bCONCAT\b/ and $file !~ /Database\w*\.php/) {
warn "Found CONCAT string at line $. of $file\n";
}
if (/\bGROUP\s+BY\s*\d\b/i and $file !~ /Database\w*\.php/) {
warn "Found GROUP BY # at line $. of $file\n";
}
if (/wfGetDB\s*\(\s+\)/io) {
warn "wfGETDB is missing parameters at line $. of $file\n";
}
if (/=\s*array\s*\(\s*$/) {
$inarray = 1;
next;
}
if ($inarray) {
if (/\s*\);\s*$/) {
$inarray = 0;
next;
}
next if ! /\w/ or /array\(\s*$/ or /^\s*#/ or m{^\s*//};
if (! /,/) {
my $nextline = <$fh>;
last if ! defined $nextline;
if ($nextline =~ /^\s*\)[;,]/) {
$inarray = 0;
next;
}
#warn "Array is missing a comma? Line $. of $file\n";
}
}
}
close $fh or die qq{Could not close "$file": $!\n};
return;
} ## end of find_problems
__DATA__
## Known exceptions
OLD: searchindex ## We use tsearch2 directly on the page table instead
RENAME: user mwuser ## Reserved word causing lots of problems
RENAME: text pagecontent ## Reserved word
XFILE: ../archives/patch-profiling.sql