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June 2018 Update

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Ingy döt Net 2018-06-22 20:57:24 +00:00
parent ba8067c3b7
commit 22f33d4004
5278 changed files with 84726 additions and 14379 deletions
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104
Task/Simple-database/Perl-6/simple-database-1.pl6 Normal file
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#!/usr/bin/env perl6
use JSON::Fast ;
sub MAIN( :$server='0.0.0.0', :$port=3333, :$dbfile='db' ) {
my %db;
my %index;
my $dbdata = slurp "$dbfile.json" ;
my $indexdata = slurp "{$dbfile}_index.json" ;
%db = from-json($dbdata) if $dbdata ;
%index = from-json($indexdata) if $indexdata ;
react {
whenever IO::Socket::Async.listen( $server , $port ) -> $conn {
whenever $conn.Supply.lines -> $line {
my %response = 'status' => '' ;
my $msg = from-json $line ;
say $msg.perl ;
given $msg<function> {
when 'set' {
%db{ $msg<topic> } = $msg<message> ;
%response<status> = 'ok' ;
%index<last_> = $msg<topic> ;
for %index<keys_>.keys -> $key {
if $msg<message>{$key} {
%index<lastkey_>{ $key }{ $msg<message>{$key} } = $msg<topic> ;
%index<idx_>{ $key }{ $msg<message>{$key} }{ $msg<topic> } = 1 ;
}
}
spurt "$dbfile.json", to-json(%db);
spurt "{$dbfile}_index.json", to-json(%index);
}
when 'get' {
%response<topic> = $msg<topic> ;
%response<message> = %db{ $msg<topic> } ;
%response<status> = 'ok' ;
}
when 'dump' {
%response{'data'} = %db ;
%response<status> = 'ok' ;
}
when 'dumpindex' {
%response{'data'} = %index ;
%response<status> = 'ok' ;
}
when 'delete' {
%db{ $msg<topic> }:delete;
%response<status> = 'ok' ;
spurt "$dbfile.json", to-json(%db);
reindex();
}
when 'addindex' {
%response<status> = 'ok' ;
%index<keys_>{ $msg<key>} =1 ;
reindex();
}
when 'reportlast' {
%response{'data'} = %db{%index<last_>} ;
%response<status> = 'ok' ;
}
when 'reportlastindex' {
%response<key> = $msg<key> ;
for %index<lastkey_>{$msg<key>}.keys -> $value {
#%response{'data'}.push: %db{ %index<lastkey_>{ $msg<key> }{ $value } } ;
%response{'data'}{$value} = %db{ %index<lastkey_>{ $msg<key> }{ $value } } ;
}
%response<status> = 'ok' ;
}
when 'reportindex' {
%response<status> = 'ok' ;
for %index<idx_>{$msg<key>}.keys.sort -> $value {
for %index<idx_>{ $msg<key> }{ $value }.keys.sort -> $topic {
%response<data>.push: %db{ $topic } ;
#%response<data>{$value} = %db{ $topic } ;
}
}
}
when 'commit' {
spurt "$dbfile.json", to-json(%db);
spurt "{$dbfile}_index.json", to-json(%index);
%response<status> = 'ok' ;
}
default {
%response<status> = 'error';
%response<error> = 'no function or not supported';
}
}
$conn.print( to-json(%response, :!pretty) ~ "\n" ) ;
LAST { $conn.close ; }
QUIT { default { $conn.close ; say "oh no, $_";}}
CATCH { default { say .^name, ': ', .Str , " handled in $?LINE";}}
}
}
}
sub reindex {
%index<idx_>:delete;
for %db.keys -> $topic {
my $msg = %db{$topic} ;
for %index<keys_>.keys -> $key {
if $msg{$key} {
%index<idx_>{ $key }{ $msg{$key} }{ $topic } = 1 ;
}
}
}
spurt "{$dbfile}_index.json", to-json(%index) ;
}
}

50
Task/Simple-database/Perl-6/simple-database-2.pl6 Normal file
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#!/usr/bin/env perl6
use JSON::Fast ;
multi MAIN('set', $topic, $message='', :$server='localhost', :$port='3333', :$json='') {
my %msg = function => 'set' , topic=> $topic , message=> $message ;
%msg{"message"} = from-json( $json ) if $json ;
sendmsg( %msg , $server, $port) ;
}
multi MAIN('add', $topic, $json, :$server='localhost', :$port='3333' ) {
my %msg = function => 'set' , topic=> $topic;
%msg{"message"} = from-json( $json ) if $json ;
sendmsg( %msg , $server, $port) ;
}
multi MAIN('get', $topic, :$server='localhost', :$port='3333') {
my %msg = function => 'get' , topic=> $topic ;
sendmsg( %msg , $server, $port) ;
}
multi MAIN('delete', $topic, :$server='localhost', :$port='3333') {
my %msg = function => 'delete' , topic=> $topic ;
sendmsg( %msg , $server, $port) ;
}
multi MAIN('dump', :$server='localhost', :$port='3333') {
my %msg = function => 'dump' ;
sendmsg( %msg , $server, $port) ;
}
multi MAIN('addindex', $key, :$server='localhost', :$port='3333') {
my %msg = function => 'addindex', key => $key ;
sendmsg( %msg , $server, $port) ;
}
multi MAIN('reportindex', $key, :$server='localhost', :$port='3333') {
my %msg = function => 'reportindex', key => $key ;
sendmsg( %msg , $server, $port) ;
}
multi MAIN('reportlastindex', $key, :$server='localhost', :$port='3333') {
my %msg = function => 'reportlastindex', key => $key ;
sendmsg( %msg , $server, $port) ;
}
multi MAIN('reportlast', :$server='localhost', :$port='3333') {
my %msg = function => 'reportlast' ;
sendmsg( %msg , $server, $port) ;
}
sub sendmsg( %msg , $server, $port){
my $conn = await IO::Socket::Async.connect( $server , $port );
$conn.print: to-json( %msg,:!pretty)~"\n";
react {
whenever $conn.Supply -> $data {
print $data;
$conn.close;
}
}
}