Cumulocity Official / Mbed 2 deprecated MbedSmartRestMain Featured

Official reference client implementation for Cumulocity SmartREST on u-blox C027.

Dependencies:   C027_Support C12832 LM75B MMA7660 MbedSmartRest mbed-rtos mbed

Fork of MbedSmartRestMain by Vincent Wochnik

config/ConfigSync.cpp@105:fd3571349e5d, 2015-05-08 (annotated)

Committer:
xinlei
Date:
Fri May 08 14:50:43 2015 +0000
Revision:
105:fd3571349e5d
Parent:
103:ede6611e064e
Child:
106:c61f0d62b625
quick fix for file renaming.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
xinlei 99:e369fc75c000 1 #include <stdio.h>
xinlei 105:fd3571349e5d 2 #include "Storage.h"
xinlei 101:dbcd3bc51758 3 #include "ConfigSync.h"
xinlei 101:dbcd3bc51758 4 #include "SmartRestConf.h"
xinlei 99:e369fc75c000 5 #include "logging.h"
xinlei 99:e369fc75c000 6
xinlei 101:dbcd3bc51758 7 // default connectivity checking interval [minutes].
xinlei 101:dbcd3bc51758 8 #define INTERVAL_KEY "interval"
xinlei 101:dbcd3bc51758 9 #define DEFAULT_INTERVAL "20"
xinlei 101:dbcd3bc51758 10
xinlei 101:dbcd3bc51758 11 bool validateConfiguration(Dict& d)
xinlei 99:e369fc75c000 12 {
xinlei 101:dbcd3bc51758 13 return d.get(INTERVAL_KEY);
xinlei 99:e369fc75c000 14 }
xinlei 99:e369fc75c000 15
xinlei 103:ede6611e064e 16 size_t ConfigSync::read(char *buf, size_t maxLen, char *status, size_t num)
xinlei 99:e369fc75c000 17 {
xinlei 101:dbcd3bc51758 18 static const char *fmt = "130,%ld,%s,%.*s\r\n";
xinlei 101:dbcd3bc51758 19 int l = 0;
xinlei 101:dbcd3bc51758 20 if (changed) {
xinlei 101:dbcd3bc51758 21 changed = false;
xinlei 103:ede6611e064e 22 char s[(MAX_KEY_LEN+MAX_VALUE_LEN+4)*dict.size()+1];
xinlei 101:dbcd3bc51758 23 dict.dump(s);
xinlei 101:dbcd3bc51758 24 const char *p = dict.get("interval")->value;
xinlei 101:dbcd3bc51758 25 l = snprintf(buf, maxLen, fmt, deviceID, s, MAX_VALUE_LEN, p);
xinlei 103:ede6611e064e 26 snprintf(status, num, "%s", "Sync Config");
xinlei 101:dbcd3bc51758 27 }
xinlei 101:dbcd3bc51758 28 return l;
xinlei 99:e369fc75c000 29 }
xinlei 99:e369fc75c000 30
xinlei 101:dbcd3bc51758 31 bool ConfigSync::updateConfiguration(const char *buf)
xinlei 99:e369fc75c000 32 {
xinlei 101:dbcd3bc51758 33 bool b = cp.parse(buf);
xinlei 101:dbcd3bc51758 34 if (b && validateConfiguration(cp.dict)) {
xinlei 101:dbcd3bc51758 35 dict = cp.dict;
xinlei 101:dbcd3bc51758 36 changed = true;
xinlei 101:dbcd3bc51758 37 saveConfiguration();
xinlei 103:ede6611e064e 38 return true;
xinlei 103:ede6611e064e 39 } else {
xinlei 103:ede6611e064e 40 return false;
xinlei 101:dbcd3bc51758 41 }
xinlei 101:dbcd3bc51758 42 }
xinlei 101:dbcd3bc51758 43
xinlei 101:dbcd3bc51758 44 void ConfigSync::resetConfiguration()
xinlei 101:dbcd3bc51758 45 {
xinlei 101:dbcd3bc51758 46 dict.clear();
xinlei 101:dbcd3bc51758 47 dict.set(INTERVAL_KEY, DEFAULT_INTERVAL);
xinlei 101:dbcd3bc51758 48 aDebug("Reset conf\n");
xinlei 101:dbcd3bc51758 49 changed = true;
xinlei 99:e369fc75c000 50 }
xinlei 99:e369fc75c000 51
xinlei 101:dbcd3bc51758 52 void ConfigSync::loadConfiguration()
xinlei 99:e369fc75c000 53 {
xinlei 103:ede6611e064e 54 char buf[(MAX_KEY_LEN+MAX_VALUE_LEN+4)*MAX_ITEM_SIZE+1];
xinlei 101:dbcd3bc51758 55 int l = loadConfigFile(buf, sizeof(buf));
xinlei 101:dbcd3bc51758 56 if (l > 0) {
xinlei 101:dbcd3bc51758 57 updateConfiguration(buf);
xinlei 101:dbcd3bc51758 58 }
xinlei 99:e369fc75c000 59 }
xinlei 99:e369fc75c000 60
xinlei 101:dbcd3bc51758 61 void ConfigSync::saveConfiguration() const
xinlei 99:e369fc75c000 62 {
xinlei 103:ede6611e064e 63 char s[(MAX_KEY_LEN+MAX_VALUE_LEN+3)*dict.size()+1];
xinlei 101:dbcd3bc51758 64 size_t l = dict.dump(s);
xinlei 101:dbcd3bc51758 65 if (l) {
xinlei 101:dbcd3bc51758 66 if (!saveConfigFile(s, l)) {
xinlei 101:dbcd3bc51758 67 aError("Save config.\n");
xinlei 101:dbcd3bc51758 68 }
xinlei 101:dbcd3bc51758 69 }
xinlei 101:dbcd3bc51758 70 }