Inc: files moved and splitted
Denis Knauf
parent
64a715a1b6
commit
9f9b6b63a2
103
lib/logan/inc.rb
103
lib/logan/inc.rb
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@ -1,106 +1,9 @@
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require 'select'
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require 'logan/inc/server'
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require 'logan/inc/fileparser'
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require 'logan/inc/command'
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module Logan
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module Inc
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class Select <::Select
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attr_reader :entries
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def initialize *p
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super *p
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@entries=[]
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end
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def run
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until @exit || (@exit_on_empty && self.empty?)
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cron
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run_once 1
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end
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end
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def cron
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@entries.each do |e|
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return if e > Time.now
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e.call
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@entries.shift
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end
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end
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class Entry < Time
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attr_reader :do
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def do &e
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@do = e
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end
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def call *p
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@do.call *p
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end
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def self.new *a, &e
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x = self.at *a
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x.do &e
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x
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end
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end
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def at a, &e
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a = Entry.new a, &e if e
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@entries << a
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@entries.sort!
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end
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end
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class Socket <::Select::Socket
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def event_read sock = @sock, event = :read
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begin
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@linebuf += sock.readpartial( @bufsize)
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rescue EOFError
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self.event_eof sock
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rescue Errno::EPIPE => e
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self.event_errno e, sock, event
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rescue IOError
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self.event_ioerror sock, event
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rescue Errno::ECONNRESET => e
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self.event_errno e, sock, event
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end
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loop do
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return if @linebuf.size < 4
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l = @linebuf.unpack( 'N')[0]
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return if l > @linebuf.length
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@linebuf.remove 4
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event_cmd @linebuf.remove( l)
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end
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end
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end
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class Server < ::Select::Server
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attr_reader :config
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def init opts
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super opts
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@config = opts[:config] or raise( ArgumentError, "#{self.class} needs a Config!")
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end
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def event_new_client sock
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{ :clientclass => LogAn::Inc::Server::Socket, :config => @config }
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end
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class Socket < LogAn::Inc::Server::Socket
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attr_reader :config
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def init opts
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super opts
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@config = opts[:config] or raise( ArgumentError, "#{self.class} needs a Config!")
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end
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def event_cmd cmd
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sid, line = cmd.unpack 'Na*'
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begin
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@config[ :fileparser, sid].event_line line, self
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rescue Didi::Config::NoSIDFound, Didi::Config::SIDLoadingError
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$stderr.puts( {:sid => sid, :exception => $!, :backtrace => $!.backtrace}.inspect)
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end
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end
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end
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end
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end
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end
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@ -0,0 +1,40 @@
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module Logan
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module Inc
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class Command < ::Array
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attr_reader :sid
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def initialize sid = 0
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@sid = sid
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end
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def event_read line, sock
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cmd, l = line.unpack 'na*'
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self[cmd].call( l, sock) if self[cmd]
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end
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end
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class SID0 < Command
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def initialize store, config, sid = 0
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@store, @config = store, config
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self[9] = method :event_hostname
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self[10] = method :event_filerotated
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end
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def event_filerotated line, sock
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sid, d = line.unpack 'Na8'
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@store[ :seeks, sid] = d
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end
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def event_hostname line, sock
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@config[ :hosts].each do |sid,host|
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next unless line == host
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file = @config[ :files, sid]
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next unless file
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# command, SID, (inode, seek), file
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pc = [1, sid, @store[ :seeks, sid] || "\x00\x00\x00\x00\x00\x00\x00\x00", file].pack 'nNa8a*'
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sock.write [pc.length, pc].pack( 'Na*')
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end
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end
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end
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end
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end
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@ -1,6 +1,4 @@
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require 'select'
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module Logan
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module Inc
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module FileParser
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@ -57,43 +55,6 @@ module Logan
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end
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end
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end
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end
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class Command < ::Array
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attr_reader :sid
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def initialize sid = 0
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@sid = sid
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end
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def event_read line, sock
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cmd, l = line.unpack 'na*'
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self[cmd].call( l, sock) if self[cmd]
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end
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end
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class SID0 < Command
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def initialize store, config, sid = 0
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@store, @config = store, config
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self[9] = method :event_hostname
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self[10] = method :event_filerotated
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end
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def event_filerotated line, sock
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sid, d = line.unpack 'Na8'
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@store[ :seeks, sid] = d
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end
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def event_hostname line, sock
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@config[ :hosts].each do |sid,host|
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next unless line == host
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file = @config[ :files, sid]
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next unless file
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# command, SID, (inode, seek), file
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pc = [1, sid, @store[ :seeks, sid] || "\x00\x00\x00\x00\x00\x00\x00\x00", file].pack 'nNa8a*'
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sock.write [pc.length, pc].pack( 'Na*')
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end
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end
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end
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end
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end
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@ -0,0 +1,106 @@
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require 'select'
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module Logan
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module Inc
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class Select <::Select
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attr_reader :entries
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def initialize *p
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super *p
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@entries=[]
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end
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def run
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until @exit || (@exit_on_empty && self.empty?)
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cron
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run_once 1
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end
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end
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def cron
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@entries.each do |e|
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return if e > Time.now
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e.call
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@entries.shift
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end
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end
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class Entry < Time
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attr_reader :do
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def do &e
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@do = e
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end
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def call *p
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@do.call *p
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end
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def self.new *a, &e
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x = self.at *a
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x.do &e
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x
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end
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end
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def at a, &e
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a = Entry.new a, &e if e
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@entries << a
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@entries.sort!
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end
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end
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class Socket <::Select::Socket
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def event_read sock = @sock, event = :read
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begin
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@linebuf += sock.readpartial( @bufsize)
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rescue EOFError
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self.event_eof sock
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rescue Errno::EPIPE => e
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self.event_errno e, sock, event
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rescue IOError
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self.event_ioerror sock, event
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rescue Errno::ECONNRESET => e
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self.event_errno e, sock, event
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end
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loop do
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return if @linebuf.size < 4
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l = @linebuf.unpack( 'N')[0]
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return if l > @linebuf.length
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@linebuf.remove 4
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event_cmd @linebuf.remove( l)
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end
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end
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end
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class Server < ::Select::Server
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attr_reader :config
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def init opts
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super opts
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@config = opts[:config] or raise( ArgumentError, "#{self.class} needs a Config!")
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end
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def event_new_client sock
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{ :clientclass => LogAn::Inc::Server::Socket, :config => @config }
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end
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class Socket < LogAn::Inc::Server::Socket
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attr_reader :config
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def init opts
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super opts
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@config = opts[:config] or raise( ArgumentError, "#{self.class} needs a Config!")
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end
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def event_cmd cmd
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sid, line = cmd.unpack 'Na*'
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begin
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@config[ :fileparser, sid].event_line line, self
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rescue Didi::Config::NoSIDFound, Didi::Config::SIDLoadingError
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$stderr.puts( {:sid => sid, :exception => $!, :backtrace => $!.backtrace}.inspect)
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end
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end
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end
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end
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end
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end
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