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mirror of https://github.com/kepler155c/opus synced 2024-11-04 16:06:16 +00:00
opus/sys/apps/Network.lua
2019-07-16 22:49:54 -04:00

299 lines
6.8 KiB
Lua

local Config = require('opus.config')
local Event = require('opus.event')
local Socket = require('opus.socket')
local UI = require('opus.ui')
local Util = require('opus.util')
local colors = _G.colors
local device = _G.device
local network = _G.network
local os = _G.os
local shell = _ENV.shell
UI:configure('Network', ...)
local gridColumns = {
{ heading = 'Label', key = 'label' },
{ heading = 'Dist', key = 'distance', align = 'right' },
{ heading = 'Status', key = 'status' },
}
local config = Config.load('network', { })
if UI.term.width >= 30 then
table.insert(gridColumns, { heading = 'Fuel', key = 'fuel', width = 5, align = 'right' })
end
if UI.term.width >= 40 then
table.insert(gridColumns, { heading = 'Uptime', key = 'uptime', align = 'right' })
end
local page = UI.Page {
menuBar = UI.MenuBar {
buttons = {
{ text = 'Connect', dropdown = {
{ text = 'Telnet t', event = 'telnet' },
{ text = 'VNC v', event = 'vnc' },
{ spacer = true },
{ text = 'Reboot r', event = 'reboot' },
} },
{ text = 'Trust', dropdown = {
{ text = 'Establish', event = 'trust' },
} },
{
text = '\187',
x = -3,
dropdown = {
{ text = 'Port Status', event = 'ports', modem = true },
{ spacer = true },
{ text = 'Help', event = 'help', noCheck = true },
},
},
},
},
grid = UI.ScrollingGrid {
y = 2,
values = network,
columns = gridColumns,
sortColumn = 'label',
autospace = true,
},
ports = UI.SlideOut {
titleBar = UI.TitleBar {
title = 'Ports',
event = 'ports_hide',
},
grid = UI.ScrollingGrid {
y = 2,
columns = {
{ heading = 'Port', key = 'port' },
{ heading = 'State', key = 'state' },
{ heading = 'Connection', key = 'connection' },
},
sortColumn = 'port',
autospace = true,
},
},
help = UI.SlideOut {
backgroundColor = colors.cyan,
x = 5, ex = -5, height = 8, y = -8,
titleBar = UI.TitleBar {
title = 'Network Help',
event = 'slide_hide',
},
text = UI.TextArea {
x = 2, y = 2,
backgroundColor = colors.cyan,
value = [[
In order to connect to another computer:
1. The target computer must have a password set (run 'password' from the shell prompt).
2. From this computer, click trust and enter the password for that computer.
This only needs to be done once.
]],
},
accelerators = {
q = 'slide_hide',
}
},
notification = UI.Notification { },
accelerators = {
t = 'telnet',
v = 'vnc',
r = 'reboot',
[ 'control-q' ] = 'quit',
c = 'clear',
},
}
local function sendCommand(host, command)
if not device.wireless_modem then
page.notification:error('Wireless modem not present')
return
end
page.notification:info('Connecting')
page:sync()
local socket = Socket.connect(host, 161)
if socket then
socket:write({ type = command })
socket:close()
page.notification:success('Command sent')
else
page.notification:error('Failed to connect')
end
end
function page.ports:eventHandler(event)
if event.type == 'grid_select' then
shell.openForegroundTab('Sniff ' .. event.selected.port)
end
return UI.SlideOut.eventHandler(self, event)
end
function page.ports.grid:update()
local transport = network:getTransport()
local function findConnection(port)
if transport then
for _,socket in pairs(transport.sockets) do
if socket.sport == port then
return socket
end
end
end
end
local connections = { }
pcall(function() -- guard against modem removal
if device.wireless_modem then
for i = 0, 65535 do
if device.wireless_modem.isOpen(i) then
local conn = {
port = i
}
local socket = findConnection(i)
if socket then
conn.state = 'CONNECTED'
local host = socket.dhost
if network[host] then
host = network[host].label
end
conn.connection = host .. ':' .. socket.dport
else
conn.state = 'LISTEN'
end
table.insert(connections, conn)
end
end
end
end)
self.values = connections
UI.Grid.update(self)
end
function page:eventHandler(event)
local t = self.grid:getSelected()
if t then
if event.type == 'telnet' then
shell.openForegroundTab('telnet ' .. t.id)
elseif event.type == 'vnc' then
shell.openForegroundTab('vnc.lua ' .. t.id)
os.queueEvent('overview_shortcut', {
title = t.label,
category = "VNC",
icon = "\010\030 \009\009\031e\\\031 \031e/\031dn\010\030 \009\009 \031e\\/\031 \031bc",
run = "vnc.lua " .. t.id,
})
elseif event.type == 'clear' then
Util.clear(network)
page.grid:update()
page.grid:draw()
elseif event.type == 'trust' then
shell.openForegroundTab('trust ' .. t.id)
elseif event.type == 'reboot' then
sendCommand(t.id, 'reboot')
elseif event.type == 'shutdown' then
sendCommand(t.id, 'shutdown')
end
end
if event.type == 'help' then
self.help:show()
elseif event.type == 'ports' then
self.ports.grid:update()
self.ports:show()
self.portsHandler = Event.onInterval(3, function()
self.ports.grid:update()
self.ports.grid:draw()
self:sync()
end)
elseif event.type == 'ports_hide' then
Event.off(self.portsHandler)
self.ports:hide()
elseif event.type == 'show_trusted' then
config.showTrusted = true
Config.update('network', config)
elseif event.type == 'quit' then
Event.exitPullEvents()
end
UI.Page.eventHandler(self, event)
end
function page.menuBar:getActive(menuItem)
local t = page.grid:getSelected()
if menuItem.modem then
return not not device.wireless_modem
end
return menuItem.noCheck or not not t
end
function page.grid:getRowTextColor(row, selected)
if not row.active then
return colors.lightGray
end
return UI.Grid.getRowTextColor(self, row, selected)
end
function page.grid:getDisplayValues(row)
row = Util.shallowCopy(row)
if row.uptime then
if row.uptime < 60 then
row.uptime = string.format("%ds", math.floor(row.uptime))
elseif row.uptime < 3600 then
row.uptime = string.format("%sm", math.floor(row.uptime / 60))
else
row.uptime = string.format("%sh", math.floor(row.uptime / 3600))
end
end
if row.fuel then
row.fuel = row.fuel > 0 and Util.toBytes(row.fuel) or ''
end
if row.distance then
row.distance = Util.toBytes(Util.round(row.distance, 1))
end
return row
end
Event.onInterval(1, function()
page.grid:update()
page.grid:draw()
page:sync()
end)
Event.on('device_attach', function(_, deviceName)
if deviceName == 'wireless_modem' then
page.notification:success('Modem connected')
page:sync()
end
end)
Event.on('device_detach', function(_, deviceName)
if deviceName == 'wireless_modem' then
page.notification:error('Wireless modem not attached')
page:sync()
end
end)
if not device.wireless_modem then
page.notification:error('Wireless modem not attached')
end
UI:setPage(page)
UI:pullEvents()