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littefs working

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This commit is contained in:
Simon Schmidt 2021-06-22 23:38:39 +02:00
parent baecaf02da
commit b696703d45
4 changed files with 232 additions and 8 deletions
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75
data/test.txt Normal file
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@ -0,0 +1,75 @@
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15
include/filesys.h Normal file
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@ -0,0 +1,15 @@
#ifndef __FILESYS_H
#define __FILESYS_H
#include <LittleFS.h>
bool mount_fs();
bool format_fs();
void listDir(const char * dirname);
void readFile(const char * path);
void writeFile(const char * path, const char * message);
void appendFile(const char * path, const char * message);
void renameFile(const char * path1, const char * path2);
void deleteFile(const char * path);
#endif // __FILESYS_H

132
src/filesys.cpp Normal file
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@ -0,0 +1,132 @@
#include "filesys.h"
// listDir("/");
// deleteFile("/hello.txt");
// writeFile("/hello.txt", "Hello ");
// appendFile("/hello.txt", "World!\n");
// readFile("/hello.txt");
// listDir("/");
FSInfo fsinfo;
void listDir(const char * dirname) {
Serial.printf("Listing directory: %s\n", dirname);
Dir root = LittleFS.openDir(dirname);
while (root.next()) {
File file = root.openFile("r");
Serial.print(" FILE: ");
Serial.print(root.fileName());
Serial.print(" SIZE: ");
Serial.print(file.size());
time_t cr = file.getCreationTime();
time_t lw = file.getLastWrite();
file.close();
struct tm * tmstruct = localtime(&cr);
Serial.printf(" CREATION: %d-%02d-%02d %02d:%02d:%02d\n", (tmstruct->tm_year) + 1900, (tmstruct->tm_mon) + 1, tmstruct->tm_mday, tmstruct->tm_hour, tmstruct->tm_min, tmstruct->tm_sec);
tmstruct = localtime(&lw);
Serial.printf(" LAST WRITE: %d-%02d-%02d %02d:%02d:%02d\n", (tmstruct->tm_year) + 1900, (tmstruct->tm_mon) + 1, tmstruct->tm_mday, tmstruct->tm_hour, tmstruct->tm_min, tmstruct->tm_sec);
}
}
void readFile(const char * path) {
Serial.printf("Reading file: %s\n", path);
File file = LittleFS.open(path, "r");
if (!file) {
Serial.println("Failed to open file for reading");
return;
}
Serial.print("Read from file: ");
while (file.available()) {
Serial.write(file.read());
}
file.close();
}
void writeFile(const char * path, const char * message) {
Serial.printf("Writing file: %s\n", path);
File file = LittleFS.open(path, "w");
if (!file) {
Serial.println("Failed to open file for writing");
return;
}
if (file.print(message)) {
Serial.println("File written");
} else {
Serial.println("Write failed");
}
delay(2000); // Make sure the CREATE and LASTWRITE times are different
file.close();
}
void appendFile(const char * path, const char * message) {
Serial.printf("Appending to file: %s\n", path);
File file = LittleFS.open(path, "a");
if (!file) {
Serial.println("Failed to open file for appending");
return;
}
if(file.print(message)) {
Serial.println("Message appended");
} else {
Serial.println("Append failed");
}
file.close();
}
void renameFile(const char * path1, const char * path2) {
Serial.printf("Renaming file %s to %s\n", path1, path2);
if (LittleFS.rename(path1, path2)) {
Serial.println("File renamed");
} else {
Serial.println("Rename failed");
}
}
void deleteFile(const char * path) {
Serial.printf("Deleting file: %s\n", path);
if (LittleFS.remove(path)) {
Serial.println("File deleted");
} else {
Serial.println("Delete failed");
}
}
bool mount_fs() {
if(!LittleFS.begin()) {
Serial.println("[ERROR] LittleFS.info(), reset ...");
return false;
}
if(!LittleFS.info(fsinfo)) {
Serial.println("[ERROR] LittleFS.info(), reset ...");
return false;
}
printf("Filesystem opened: \n");
printf("\ttotalBytes:\t%d\n", fsinfo.totalBytes);
printf("\tusedBytes:\t%d\n", fsinfo.usedBytes);
printf("\tblockSize:\t%d\n", fsinfo.blockSize);
printf("\tpageSize:\t%d\n", fsinfo.pageSize);
printf("\tmaxOpenFiles:\t%d\n", fsinfo.maxOpenFiles);
printf("\tmaxPathLength:\t%d\n", fsinfo.maxPathLength);
printf("\n");
return true;
}
bool format_fs() {
printf("Formatting FS ! \n");
return LittleFS.format();
}

18
src/main.cpp
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@ -19,6 +19,7 @@ extern "C" {
#include <WiFiUdp.h> #include <WiFiUdp.h>
#include <ArduinoOTA.h> #include <ArduinoOTA.h>
#include "filesys.h"
#include <ESP8266WebServer.h> #include <ESP8266WebServer.h>
#include <WiFiClient.h> #include <WiFiClient.h>
@ -83,7 +84,6 @@ void handleNotFound() {
void setup_webserver() { void setup_webserver() {
server.on("/", handleRootGz); server.on("/", handleRootGz);
server.on("/style.css", handleCssGz); server.on("/style.css", handleCssGz);
server.on("/favicon.png", handleFaviconGz); server.on("/favicon.png", handleFaviconGz);
@ -171,6 +171,11 @@ void setup() {
Serial.println(F("Booting ....")); Serial.println(F("Booting ...."));
mount_fs();
//format_fs();
listDir("");
readFile("/test.txt");
pinMode(NODEMCU_LED, OUTPUT); pinMode(NODEMCU_LED, OUTPUT);
pinMode(ESP12_LED, OUTPUT); pinMode(ESP12_LED, OUTPUT);
@ -214,10 +219,6 @@ void setup() {
setup_pwm_pca9685(); setup_pwm_pca9685();
} }
uint32_t t;
#define SP_US(_str,_a) Serial.print(_str); Serial.print(" took: "); Serial.print(_a); Serial.println("µs")
#define TIMEIF_US(_str,_f, _l) t=micros(); _f; t=micros()-t; if(t > _l) { SP_US(_str, t); }
uint8_t softstart_led(uint8_t led, uint16_t startval, uint16_t stopval, uint8_t factor){ uint8_t softstart_led(uint8_t led, uint16_t startval, uint16_t stopval, uint8_t factor){
static uint8_t lastled = 255; static uint8_t lastled = 255;
static uint8_t current_pwm = 0; static uint8_t current_pwm = 0;
@ -300,11 +301,11 @@ void ledsequence(uint8_t direction, uint8_t onoff, uint8_t factor){
} }
} }
uint32_t t;
#define SP_US(_str,_a) Serial.print(_str); Serial.print(" took: "); Serial.print(_a); Serial.println("us")
#define TIMEIF_US(_str,_f, _l) t=micros(); _f; t=micros()-t; if(t > _l) { SP_US(_str, t); }
void loop() { void loop() {
if(millis() - dimmtimer > 2){ if(millis() - dimmtimer > 2){
//ledsequence(direction, onoff, 4); //ledsequence(direction, onoff, 4);
dimmtimer = millis(); dimmtimer = millis();
@ -316,4 +317,5 @@ void loop() {
} }
TIMEIF_US("OTA", ArduinoOTA.handle(), 1000); TIMEIF_US("OTA", ArduinoOTA.handle(), 1000);
TIMEIF_US("HTTP", server.handleClient(), 1000); TIMEIF_US("HTTP", server.handleClient(), 1000);
} }