Initial checkin of Online OTA SPIFFS update

platformio.ini

@@ -115,6 +115,7 @@ lib_deps =
   paulstoffregen/OneWire@^2.3.5
   robtillaart/DS18B20@^0.1.11
   h2zero/NimBLE-Arduino@1.3.1
+  tobozo/ESP32-targz@^1.1.4
 # Hmm - this doesn't work yet
 # board_build.ldscript = linker/esp32.extram.bss.ld
 lib_ignore = 

src/mesh/RadioLibInterface.h

@@ -8,6 +8,7 @@
 #define RADIOLIB_SOFTWARE_SERIAL_UNSUPPORTED
 #endif
 
+#define RADIOLIB_EXCLUDE_HTTP
 #include <RadioLib.h>
 
 // ESP32 has special rules about ISR code

src/mesh/http/ContentHandler.cpp

@@ -41,6 +41,13 @@ using namespace httpsserver;
 
 #include "mesh/http/ContentHandler.h"
 
+#include <HTTPClient.h>
+#include <WiFiClientSecure.h>
+HTTPClient http;
+
+#define DEST_FS_USES_SPIFFS
+#include <ESP32-targz.h>
+
 // We need to specify some content-type mapping, so the resources get delivered with the
 // right content type and are displayed correctly in the browser
 char contentTypes[][2][32] = {{".txt", "text/plain"},     {".html", "text/html"},
@@ -50,9 +57,58 @@ char contentTypes[][2][32] = {{".txt", "text/plain"},     {".html", "text/html"}
                               {".css", "text/css"},       {".ico", "image/vnd.microsoft.icon"},
                               {".svg", "image/svg+xml"},  {"", ""}};
 
+const char *tarURL = "https://www.casler.org/temp/meshtastic-web.tar";
+const char *certificate = NULL; // change this as needed, leave as is for no TLS check (yolo security)
+
 // Our API to handle messages to and from the radio.
 HttpAPI webAPI;
 
+WiFiClient *getTarHTTPClientPtr(WiFiClientSecure *client, const char *url, const char *cert = NULL)
+{
+    if (cert == NULL) {
+        // New versions don't have setInsecure
+        // client->setInsecure();
+    } else {
+        client->setCACert(cert);
+    }
+    const char *UserAgent = "ESP32-HTTP-GzUpdater-Client";
+    http.setReuse(true); // handle 301 redirects gracefully
+    http.setUserAgent(UserAgent);
+    http.setConnectTimeout(10000); // 10s timeout = 10000
+    if (!http.begin(*client, url)) {
+        log_e("Can't open url %s", url);
+        return nullptr;
+    }
+    const char *headerKeys[] = {"location", "redirect", "Content-Type", "Content-Length", "Content-Disposition"};
+    const size_t numberOfHeaders = 5;
+    http.collectHeaders(headerKeys, numberOfHeaders);
+    int httpCode = http.GET();
+    // file found at server
+    if (httpCode == HTTP_CODE_FOUND || httpCode == HTTP_CODE_MOVED_PERMANENTLY) {
+        String newlocation = "";
+        String headerLocation = http.header("location");
+        String headerRedirect = http.header("redirect");
+        if (headerLocation != "") {
+            newlocation = headerLocation;
+            Serial.printf("302 (location): %s => %s\n", url, headerLocation.c_str());
+        } else if (headerRedirect != "") {
+            Serial.printf("301 (redirect): %s => %s\n", url, headerLocation.c_str());
+            newlocation = headerRedirect;
+        }
+        http.end();
+        if (newlocation != "") {
+            log_w("Found 302/301 location header: %s", newlocation.c_str());
+            return getTarHTTPClientPtr(client, newlocation.c_str(), cert);
+        } else {
+            log_e("Empty redirect !!");
+            return nullptr;
+        }
+    }
+    if (httpCode != 200)
+        return nullptr;
+    return http.getStreamPtr();
+}
+
 void registerHandlers(HTTPServer *insecureServer, HTTPSServer *secureServer)
 {
 
@@ -66,6 +122,8 @@ void registerHandlers(HTTPServer *insecureServer, HTTPSServer *secureServer)
     ResourceNode *nodeHotspotApple = new ResourceNode("/hotspot-detect.html", "GET", &handleHotspot);
     ResourceNode *nodeHotspotAndroid = new ResourceNode("/generate_204", "GET", &handleHotspot);
 
+    ResourceNode *nodeUpdateSPIFFS = new ResourceNode("/update", "GET", &handleUpdateSPIFFS);
+
     ResourceNode *nodeRestart = new ResourceNode("/restart", "POST", &handleRestart);
     ResourceNode *nodeFormUpload = new ResourceNode("/upload", "POST", &handleFormUpload);
 
@@ -90,7 +148,8 @@ void registerHandlers(HTTPServer *insecureServer, HTTPSServer *secureServer)
     secureServer->registerNode(nodeJsonSpiffsBrowseStatic);
     secureServer->registerNode(nodeJsonDelete);
     secureServer->registerNode(nodeJsonReport);
-    secureServer->registerNode(nodeRoot);
+    secureServer->registerNode(nodeUpdateSPIFFS);
+    secureServer->registerNode(nodeRoot); // This has to be last
 
     // Insecure nodes
     insecureServer->registerNode(nodeAPIv1ToRadioOptions);
@@ -105,7 +164,8 @@ void registerHandlers(HTTPServer *insecureServer, HTTPSServer *secureServer)
     insecureServer->registerNode(nodeJsonSpiffsBrowseStatic);
     insecureServer->registerNode(nodeJsonDelete);
     insecureServer->registerNode(nodeJsonReport);
-    insecureServer->registerNode(nodeRoot);
+    insecureServer->registerNode(nodeUpdateSPIFFS);
+    insecureServer->registerNode(nodeRoot); // This has to be last
 }
 
 void handleAPIv1FromRadio(HTTPRequest *req, HTTPResponse *res)
@@ -620,6 +680,79 @@ void handleHotspot(HTTPRequest *req, HTTPResponse *res)
     res->println("<meta http-equiv=\"refresh\" content=\"0;url=/\" />\n");
 }
 
+void handleUpdateSPIFFS(HTTPRequest *req, HTTPResponse *res)
+{
+    res->setHeader("Content-Type", "text/html");
+    res->setHeader("Access-Control-Allow-Origin", "*");
+    res->setHeader("Access-Control-Allow-Methods", "GET");
+
+    res->println("Updating. Don't leave this page!");
+
+    DEBUG_MSG("hi!\n");
+
+    File root = SPIFFS.open("/");
+    File file = root.openNextFile();
+
+    DEBUG_MSG("Deleting files from /static\n");
+
+    while (file) {
+        String filePath = String(file.name());
+        if (filePath.indexOf("/static") == 0) {
+            DEBUG_MSG("%s\n", file.name());
+            SPIFFS.remove(file.name());
+        }
+        file = root.openNextFile();
+    }
+
+    // return;
+
+    WiFiClientSecure *client = new WiFiClientSecure;
+    Stream *streamptr = getTarHTTPClientPtr(client, tarURL, certificate);
+
+    if (streamptr != nullptr) {
+
+        TarUnpacker *TARUnpacker = new TarUnpacker();
+        TARUnpacker->haltOnError(true);  // stop on fail (manual restart/reset required)
+        TARUnpacker->setTarVerify(true); // true = enables health checks but slows down the overall process
+        TARUnpacker->setupFSCallbacks(targzTotalBytesFn, targzFreeBytesFn); // prevent the partition from exploding, recommended
+        TARUnpacker->setLoggerCallback(BaseUnpacker::targzPrintLoggerCallback); // gz log verbosity
+        TARUnpacker->setTarProgressCallback(
+            BaseUnpacker::defaultProgressCallback); // prints the untarring progress for each individual file
+        TARUnpacker->setTarStatusProgressCallback(
+            BaseUnpacker::defaultTarStatusProgressCallback);                        // print the filenames as they're expanded
+        TARUnpacker->setTarMessageCallback(BaseUnpacker::targzPrintLoggerCallback); // tar log verbosity
+
+        String contentLengthStr = http.header("Content-Length");
+        contentLengthStr.trim();
+        int64_t streamSize = -1;
+        if (contentLengthStr != "") {
+            streamSize = atoi(contentLengthStr.c_str());
+            Serial.printf("Stream size %d\n", streamSize);
+            res->printf("Stream size %d\n", streamSize);
+        }
+
+        if (!TARUnpacker->tarStreamExpander(streamptr, streamSize, SPIFFS, "/static")) {
+            Serial.printf("tarStreamExpander failed with return code #%d\n", TARUnpacker->tarGzGetError());
+        } else {
+            // print leftover bytes if any (probably zero-fill from the server)
+            while (http.connected()) {
+                size_t streamSize = streamptr->available();
+                if (streamSize) {
+                    Serial.printf("%02x ", streamptr->read());
+                } else
+                    break;
+            }
+
+            res->println("<a href=/>Done</a>");
+        }
+
+    } else {
+        Serial.println("Failed to establish http connection");
+    }
+
+    res->println("<a href=/>Done</a>");
+}
+
 void handleRestart(HTTPRequest *req, HTTPResponse *res)
 {
     res->setHeader("Content-Type", "text/html");

src/mesh/http/ContentHandler.h

@@ -1,5 +1,6 @@
 #pragma once
 
+
 void registerHandlers(HTTPServer *insecureServer, HTTPSServer *secureServer);
 
 // Declare some handler functions for the various URLs on the server
@@ -14,9 +15,7 @@ void handleSpiffsBrowseStatic(HTTPRequest *req, HTTPResponse *res);
 void handleSpiffsDeleteStatic(HTTPRequest *req, HTTPResponse *res);
 void handleBlinkLED(HTTPRequest *req, HTTPResponse *res);
 void handleReport(HTTPRequest *req, HTTPResponse *res);
-
-void middlewareSpeedUp240(HTTPRequest *req, HTTPResponse *res, std::function<void()> next);
-void middlewareSpeedUp160(HTTPRequest *req, HTTPResponse *res, std::function<void()> next);
+void handleUpdateSPIFFS(HTTPRequest *req, HTTPResponse *res);
 
 // Interface to the PhoneAPI to access the protobufs with messages
 class HttpAPI : public PhoneAPI