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
config/ConfigSync.cpp@101:dbcd3bc51758, 2015-05-08 (annotated)
- Committer:
- xinlei
- Date:
- Fri May 08 12:19:57 2015 +0000
- Revision:
- 101:dbcd3bc51758
- Parent:
- 100:47ea098f8a47
- Child:
- 103:ede6611e064e
v2.1rc3
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
xinlei | 99:e369fc75c000 | 1 | #include <stdio.h> |
xinlei | 99:e369fc75c000 | 2 | #include "DeviceMemory.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 | 101:dbcd3bc51758 | 16 | size_t ConfigSync::read(char *buf, size_t maxLen, char *line, 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 | 101:dbcd3bc51758 | 22 | char s[MAX_ITEM_SIZE*(MAX_KEY_LEN+MAX_VALUE_LEN+2)+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 | 101:dbcd3bc51758 | 26 | snprintf(line, 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 | 101:dbcd3bc51758 | 38 | } |
xinlei | 101:dbcd3bc51758 | 39 | return b; |
xinlei | 101:dbcd3bc51758 | 40 | } |
xinlei | 101:dbcd3bc51758 | 41 | |
xinlei | 101:dbcd3bc51758 | 42 | void ConfigSync::resetConfiguration() |
xinlei | 101:dbcd3bc51758 | 43 | { |
xinlei | 101:dbcd3bc51758 | 44 | dict.clear(); |
xinlei | 101:dbcd3bc51758 | 45 | dict.set(INTERVAL_KEY, DEFAULT_INTERVAL); |
xinlei | 101:dbcd3bc51758 | 46 | aDebug("Reset conf\n"); |
xinlei | 101:dbcd3bc51758 | 47 | changed = true; |
xinlei | 99:e369fc75c000 | 48 | } |
xinlei | 99:e369fc75c000 | 49 | |
xinlei | 101:dbcd3bc51758 | 50 | void ConfigSync::loadConfiguration() |
xinlei | 99:e369fc75c000 | 51 | { |
xinlei | 101:dbcd3bc51758 | 52 | char buf[(MAX_KEY_LEN+MAX_VALUE_LEN)*MAX_ITEM_SIZE+1]; |
xinlei | 101:dbcd3bc51758 | 53 | int l = loadConfigFile(buf, sizeof(buf)); |
xinlei | 101:dbcd3bc51758 | 54 | if (l > 0) { |
xinlei | 101:dbcd3bc51758 | 55 | updateConfiguration(buf); |
xinlei | 101:dbcd3bc51758 | 56 | } |
xinlei | 99:e369fc75c000 | 57 | } |
xinlei | 99:e369fc75c000 | 58 | |
xinlei | 101:dbcd3bc51758 | 59 | void ConfigSync::saveConfiguration() const |
xinlei | 99:e369fc75c000 | 60 | { |
xinlei | 101:dbcd3bc51758 | 61 | char s[dict.size()*(MAX_KEY_LEN+MAX_VALUE_LEN+2)+1]; |
xinlei | 101:dbcd3bc51758 | 62 | size_t l = dict.dump(s); |
xinlei | 101:dbcd3bc51758 | 63 | if (l) { |
xinlei | 101:dbcd3bc51758 | 64 | if (!saveConfigFile(s, l)) { |
xinlei | 101:dbcd3bc51758 | 65 | aError("Save config.\n"); |
xinlei | 101:dbcd3bc51758 | 66 | } |
xinlei | 101:dbcd3bc51758 | 67 | } |
xinlei | 101:dbcd3bc51758 | 68 | } |