kopia lustrzana https://github.com/meshtastic/Meshtastic-Android
support spiffs updates over OTA (not yet tested)
for https://github.com/meshtastic/Meshtastic-device/issues/496pull/203/head
Kevin Hester
rodzic
b854c57aa4
commit
31e0136b2a
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@ -1,5 +1,8 @@
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package com.geeksville.mesh.service
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import java.io.IOException
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import java.util.*
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open class BLEException(msg: String) : IOException(msg)
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open class BLECharacteristicNotFoundException(uuid: UUID) : BLEException("Can't get characteristic $uuid")
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@ -489,6 +489,6 @@ class BluetoothInterface(val service: RadioInterfaceService, val address: String
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* Get a chracteristic, but in a safe manner because some buggy BLE implementations might return null
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*/
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private fun getCharacteristic(uuid: UUID) =
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bservice.getCharacteristic(uuid) ?: throw BLEException("Can't get characteristic $uuid")
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bservice.getCharacteristic(uuid) ?: throw BLECharacteristicNotFoundException(uuid)
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}
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@ -1334,7 +1334,7 @@ class MeshService : Service(), Logging {
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return 0 // We don't have mynodeinfo yet, so just let the radio eventually assign an ID
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}
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var firmwareUpdateFilename: String? = null
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var firmwareUpdateFilename: UpdateFilenames? = null
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/***
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* Return the filename we will install on the device
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@ -18,7 +18,12 @@ import java.util.zip.CRC32
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*/
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fun toNetworkByteArray(value: Int, formatType: Int): ByteArray {
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val len: Int = 4 // getTypeLen(formatType)
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val len = when (formatType) {
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BluetoothGattCharacteristic.FORMAT_UINT8 -> 1
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BluetoothGattCharacteristic.FORMAT_UINT32 -> 4
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else -> TODO()
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}
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val mValue = ByteArray(len)
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when (formatType) {
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@ -44,6 +49,9 @@ fun toNetworkByteArray(value: Int, formatType: Int): ByteArray {
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mValue.get(offset++) = (value shr 16 and 0xFF).toByte()
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mValue.get(offset) = (value shr 24 and 0xFF).toByte()
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} */
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BluetoothGattCharacteristic.FORMAT_UINT8 ->
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mValue[0] = (value and 0xFF).toByte()
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BluetoothGattCharacteristic.FORMAT_UINT32 -> {
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mValue[0] = (value and 0xFF).toByte()
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mValue[1] = (value shr 8 and 0xFF).toByte()
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@ -55,6 +63,9 @@ fun toNetworkByteArray(value: Int, formatType: Int): ByteArray {
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return mValue
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}
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data class UpdateFilenames(val appLoad: String?, val spiffs: String?)
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/**
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* typical flow
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*
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@ -152,6 +163,8 @@ class SoftwareUpdateService : JobIntentService(), Logging {
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UUID.fromString("4826129c-c22a-43a3-b066-ce8f0d5bacc6") // write crc32, write last - writing this will complete the OTA operation, now you can read result
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private val SW_UPDATE_RESULT_CHARACTER =
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UUID.fromString("5e134862-7411-4424-ac4a-210937432c77") // read|notify result code, readable but will notify when the OTA operation completes
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private val SW_UPDATE_REGION_CHARACTER =
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UUID.fromString("5e134862-7411-4424-ac4a-210937432c67") // write - used to set the region we are setting (appload vs spiffs)
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private val SW_VERSION_CHARACTER = longBLEUUID("2a28")
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private val MANUFACTURE_CHARACTER = longBLEUUID("2a29")
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@ -210,28 +223,36 @@ class SoftwareUpdateService : JobIntentService(), Logging {
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false // If we fail parsing our update info
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}
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/** Return the filename this device needs to use as an update (or null if no update needed)
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/** Return a Pair of apploadfilename, spiffs filename this device needs to use as an update (or null if no update needed)
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*/
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fun getUpdateFilename(
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context: Context,
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mfg: String
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): String? {
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): UpdateFilenames {
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val curver = context.getString(R.string.cur_firmware_version)
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val base = "firmware-$mfg-$curver.bin"
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// Check to see if the file exists (some builds might not include update files for size reasons)
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val firmwareFiles = context.assets.list("firmware") ?: arrayOf()
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return if (firmwareFiles.contains(base))
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"firmware/$base"
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val appLoad = "firmware-$mfg-$curver.bin"
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val spiffs = "spiffs-$curver.bin"
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return UpdateFilenames(
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if (firmwareFiles.contains(appLoad))
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"firmware/$appLoad"
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else
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null,
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if (firmwareFiles.contains(spiffs))
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"firmware/$spiffs"
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else
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null
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)
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}
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/** Return the filename this device needs to use as an update (or null if no update needed)
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* No longer used, because we get update info inband from our radio API
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*/
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fun getUpdateFilename(context: Context, sync: SafeBluetooth): String? {
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fun getUpdateFilename(context: Context, sync: SafeBluetooth): UpdateFilenames? {
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val service = sync.gatt!!.services.find { it.uuid == SW_UPDATE_UUID }!!
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//val hwVerDesc = service.getCharacteristic(HW_VERSION_CHARACTER)
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@ -248,19 +269,66 @@ class SoftwareUpdateService : JobIntentService(), Logging {
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* A public function so that if you have your own SafeBluetooth connection already open
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* you can use it for the software update.
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*/
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fun doUpdate(context: Context, sync: SafeBluetooth, assetName: String) {
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fun doUpdate(context: Context, sync: SafeBluetooth, assets: UpdateFilenames) {
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// we must attempt spiffs first, because if we update the appload the device will reboot afterwards
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try {
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assets.spiffs?.let { doUpdate(context, sync, it, FLASH_REGION_SPIFFS) }
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}
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catch(_: BLECharacteristicNotFoundException) {
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// If we can't update spiffs (because not supported by target), do not fail
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errormsg("Ignoring failure to update spiffs on old appload")
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}
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assets.appLoad?.let { doUpdate(context, sync, it, FLASH_REGION_APPLOAD) }
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progress = -1 // success
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}
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// writable region codes in the ESP32 update code
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private val FLASH_REGION_APPLOAD = 0
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private val FLASH_REGION_SPIFFS = 100
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/**
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* A public function so that if you have your own SafeBluetooth connection already open
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* you can use it for the software update.
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*/
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private fun doUpdate(context: Context, sync: SafeBluetooth, assetName: String, flashRegion: Int = FLASH_REGION_APPLOAD) {
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try {
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val g = sync.gatt!!
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val service = g.services.find { it.uuid == SW_UPDATE_UUID }
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?: throw BLEException("Couldn't find update service")
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info("Starting firmware update for $assetName")
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/**
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* Get a chracteristic, but in a safe manner because some buggy BLE implementations might return null
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*/
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fun getCharacteristic(uuid: UUID) =
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service.getCharacteristic(uuid)
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?: throw BLECharacteristicNotFoundException(uuid)
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info("Starting firmware update for $assetName, flash region $flashRegion")
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progress = 0
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val totalSizeDesc = service.getCharacteristic(SW_UPDATE_TOTALSIZE_CHARACTER)
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val dataDesc = service.getCharacteristic(SW_UPDATE_DATA_CHARACTER)
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val crc32Desc = service.getCharacteristic(SW_UPDATE_CRC32_CHARACTER)
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val updateResultDesc = service.getCharacteristic(SW_UPDATE_RESULT_CHARACTER)
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val totalSizeDesc = getCharacteristic(SW_UPDATE_TOTALSIZE_CHARACTER)
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val dataDesc = getCharacteristic(SW_UPDATE_DATA_CHARACTER)
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val crc32Desc = getCharacteristic(SW_UPDATE_CRC32_CHARACTER)
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val updateResultDesc = getCharacteristic(SW_UPDATE_RESULT_CHARACTER)
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/// Try to set the destination region for programming (spiffs vs appload etc)
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/// Old apploads don't have this feature, but we only fail if the user was trying to set a
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/// spiffs - otherwise we assume appload.
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try {
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val updateRegionDesc = getCharacteristic(SW_UPDATE_REGION_CHARACTER)
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sync.writeCharacteristic(
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updateRegionDesc,
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toNetworkByteArray(flashRegion, BluetoothGattCharacteristic.FORMAT_UINT8)
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)
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}
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catch(ex: BLECharacteristicNotFoundException) {
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errormsg("Can't set flash programming region (old appload?")
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if(flashRegion != FLASH_REGION_APPLOAD) {
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errormsg("Can't set flash programming region (old appload?)")
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throw ex
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}
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warn("Ignoring setting appload flashRegion (old appload?")
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}
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context.assets.open(assetName).use { firmwareStream ->
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val firmwareCrc = CRC32()
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@ -320,8 +388,6 @@ class SoftwareUpdateService : JobIntentService(), Logging {
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// We might get SyncContinuation timeout on the final write, assume the device simply rebooted to run the new load and we missed it
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errormsg("Assuming successful update", ex)
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}
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progress = -1 // success
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}
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} catch (ex: BLEException) {
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progress = -3
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