changed named pipe default name processing

examples/bus.mjs

@@ -1,14 +1,14 @@
 /*
-* i2c bus with both unix and tcp socket using defaults.  For TCP that is host OS name and port 8080
+* Basic i2c bus listening at 1776 (by default when tcp:true) and also named pipe
 *
 */
 import Bus from  '../src/bus-packet'
-// const PATH = ''
+// can use SOCKETS_DIR=''  env variable to get a 'i2c-bus.sock' in the given environment variable path
-
+// SOCKETS_DIR=/opt/sockets node -r @std/esm i2cbus
   ;
 (async () => {
 
-  let i2cbus  = new Bus({id:'i2c-bus'})
+  let i2cbus  = new Bus({id:'i2c-bus',tcp:true})
 
   await i2cbus.init()
 

examples/ipc-relay.mjs

@@ -3,10 +3,9 @@
 *
 */
 
-const PATH = '/opt/sockets/i2c-bus.sock'
+const PATH = 'i2c-bus'
 
-import Base from  '../../uci-base/src/base'
+import Base from  '@uci/base'
-// import Base from  '@uci/base'
 
 const delay = time => new Promise(res=>setTimeout(()=>res(),time))
 ;

examples/ipc-scan.mjs

@@ -3,9 +3,9 @@
 *
 */
 
-import Base from  '../../uci-base/src/base'
+import Base from  '@uci/base'
 
-const PATH = '/opt/sockets/i2c-bus.sock'
+const PATH = 'i2c-bus'
 
 const delay = time => new Promise(res=>setTimeout(()=>res(),time))
 ;

examples/tcp-relay.mjs

@@ -1,52 +0,0 @@
-/*
-*  A tcp customer/client to talk with the i2c bus and scan the bus for devices
-*
-*/
-
-const HOST = 'sbc'
-
-import Base from  '../../uci-base/src/base'
-// import Base from  '@uci/base'
-
-const delay = time => new Promise(res=>setTimeout(()=>res(),time))
-;
-(async () => {
-
-  let relays = new Base({id:'tcp-i2c-client', sockets:'tc#c>t', tc:{port: 1776, host:HOST}})
-
-  relays.reply = function (packet) {
-    // console.log(packet.bus)
-    console.log(`response from relays for ${packet.cmd_sent}:`,packet.args, `was ${packet.response}`)
-  }
-  await relays.init()
-  console.log('=============sending============')
-  let packet = {cmd:'read', args:{address:39 ,cmd: 0} }
-  console.dir(packet)
-  await relays.send(packet)
-  packet = {cmd:'write', args:{address:39,cmd: 0, byte:0} }
-  console.dir(packet)
-  await relays.send(packet)
-  packet = {cmd:'read', args:{address:39 ,cmd:0} }
-  console.dir(packet)
-  await relays.send(packet)
-  packet = {cmd:'write', args:{address:39,cmd: 9, byte:255} }
-  console.dir(packet)
-  await relays.send(packet)
-  packet = {cmd:'read', args:{address:39 ,cmd:9} }
-  console.dir(packet)
-  await relays.send(packet)
-  await delay(1000)
-  packet = {cmd:'write', args:{address:39,cmd: 9, byte:0} }
-  console.dir(packet)
-  await relays.send(packet)
-  packet = {cmd:'read', args:{address:39 ,cmd:9} }
-  console.dir(packet)
-  await relays.send(packet)
-
-  await delay(1000)
-  process.kill(process.pid, 'SIGTERM')
-
-
-})().catch(err => {
-  console.error('FATAL: UNABLE TO START SYSTEM!\n',err)
-})

examples/tcp-scan.mjs

@@ -2,13 +2,13 @@
 *  A tcp customer/client to talk with the i2c bus and scan the bus for devices
 *
 */
-import Base from  '../../uci-base/src/base'
+import Base from  '@uci/base'
-const HOST = 'sbc'
+// const HOST = ''
 const delay = time => new Promise(res=>setTimeout(()=>res(),time))
 ;
 (async () => {
 
-  let scanner = new Base({id:'tcp-i2c-client', sockets:'tc#c>t', tc:{port: 1776, host:HOST}})
+  let scanner = new Base({id:'tcp-i2c-client', sockets:'tc#c>t', tc:{port: 1776}})
 
   scanner.reply = function (packet) {
     let addresses = packet.response.map(device => {

package.json

@@ -4,9 +4,11 @@
   "description": "I2c Bus Classes for Communication to I2C bus via socket or direct call",
   "main": "src/bus-packet.mjs",
   "scripts": {
-    "busa": "node_modules/.bin/nodemon --require @std/esm --watch ../  examples/bus",
+    "irelay": "node --require @std/esm  examples/ipc-relay",
-    "bus": "SOCKET_DIR=/opt/sockets node_modules/.bin/nodemon --require @std/esm examples/bus",
+    "iscan": "node --require @std/esm  examples/ipc-scan || true",
-    "busl": "DEBUG=true SOCKETS_DIR=/opt/sockets node_modules/.bin/nodemon --require @std/esm examples/bus",
+    "tscan": "node --require @std/esm  examples/tcp-scan || true",
+    "bus": "node --require @std/esm examples/bus",
+    "busl": "DEBUG=true node --require @std/esm examples/bus",
     "test": "mocha -r @std/esm test/*.test.mjs",
     "testw": "mocha -r @std/esm test/*.test.mjs --watch --recurse --watch-extensions mjs",
     "testci": "istanbul cover ./node_modules/.bin/_mocha test/ --report lcovonly -- -R spec --recursive && codecov || true"
@@ -28,10 +30,13 @@
   },
   "homepage": "https://github.com/uCOMmandIt/i2c#readme",
   "@std/esm": "cjs",
+  "optionalDependencies": {
+    "i2c-bus": "^1.x"
+  },
   "dependencies": {
     "@uci/base": "^0.1.0",
+    "@uci/logger": "0.0.1",
     "better-try-catch": "^0.6.2",
-    "i2c-bus": "^1.x",
     "pify": "^3.0.0"
   },
   "devDependencies": {

src/bus-packet.mjs

@@ -3,9 +3,7 @@ import i2c from 'i2c-bus'
 import pify from 'pify'
 import btc from 'better-try-catch'
 import Base from '@uci/base'
-// import Base from '../../uci-base/src/base'
 
-// import logger from '../../uci-logger/src/logger'
 import logger from '@uci/logger'
 let log = {}
 const LOG_OPTS = {
@@ -21,7 +19,7 @@ export default class Bus extends Base {
   constructor(opts) {
     log = logger.child(LOG_OPTS)
     if (opts.path) opts.ns ={path:opts.path}
-    if(!opts.ns) opts.ns = {path: (process.env.SOCKETS_DIR || __dirname)  + '/i2c-bus.sock'}
+    if(!opts.ns) opts.ns = {path:'i2c-bus'}
     opts.sockets = (opts.sockets ? (opts.sockets+',') : '') + 'ns#s>n'
     if(opts.tcp) {
       if (typeof opts.tcp==='number') opts.ts ={port:opts.tcp}