Raspberry / Munin / USB : Température via l’USB : OK mais s’abstenir si on n’est pas développeur !

477 x served & 328 x viewed

J’ai donc pris une clef USB afin de mesurer la température du Rack de Raspberry :

  • TOOGOO(R) Or TEMPer PC portable capteur USB Thermometre Temperature Collecteur de Donnees Enregistreur : 6,41 Euros.

( voir l’article : http://www.cyber-neurones.org/2018/10/si-tu-nas-pas-de-salle-serveur-a-50-ans-on-peut-dire-que-tu-as-rate-ta-vie/ ) .

Quand on branche la clef USB sur le Raspberry on peut lire via dmesg :

[167573.702646] usb 1-1.4: new full-speed USB device number 6 using dwc_otg
[167573.835187] usb 1-1.4: New USB device found, idVendor=413d, idProduct=2107
[167573.835203] usb 1-1.4: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[167573.839803] input: HID 413d:2107 as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.4/1-1.4:1.0/0003:413D:2107.0002/input/input3

C’est un premier bon signe 🙂 Par contre la suite c’est pas top :

[167573.903681] hid-generic 0003:413D:2107.0002: input,hidraw1: USB HID v1.11 Keyboard [HID 413d:2107] on usb-3f980000.usb-1.4/input0
[167573.907408] hid-generic 0003:413D:2107.0003: hiddev96,hidraw2: USB HID v1.10 Device [HID 413d:2107] on usb-3f980000.usb-1.4/input1

J’ai donc pris le projet suivant ( Plan A ) : https://github.com/bitplane/temper.git :

$ cd /usr/local/src/
$ sudo git clone https://github.com/bitplane/temper.git
Clonage dans 'temper'...
...
$ cd temper/
$ sudo make temper
gcc -Wall temper.c pcsensor.c -o temper -lusb
In file included from temper.c:8:0:
pcsensor.h:25:17: fatal error: usb.h: Aucun fichier ou dossier de ce type
 #include 
                 ^
compilation terminated.
In file included from pcsensor.c:25:0:
pcsensor.h:25:17: fatal error: usb.h: Aucun fichier ou dossier de ce type
 #include 
                 ^
compilation terminated.
Makefile:8 : la recette pour la cible « temper » a échouée
make: *** [temper] Erreur 1

Si c’est ainsi c’est qu’il faut installer les libs pour USB :

$ sudo apt install libusb-1.0-0-dev cmake

Je tente à nouveau une compilation :

$ sudo make temper
gcc -Wall temper.c pcsensor.c -o temper -lusb
In file included from temper.c:8:0:
pcsensor.h:25:17: fatal error: usb.h: Aucun fichier ou dossier de ce type
 #include 
                 ^
compilation terminated.
In file included from pcsensor.c:25:0:
pcsensor.h:25:17: fatal error: usb.h: Aucun fichier ou dossier de ce type
 #include 
                 ^
compilation terminated.
Makefile:8 : la recette pour la cible « temper » a échouée
make: *** [temper] Erreur 1

Pas mieux … pas de panique, quand c’est ainsi on installe apt-file

$ sudo apt install apt-file
...
$ sudo apt-file update
...
$ apt-file search /usr/include/usb.h

libusb-dev: /usr/include/usb.h

Ok, il fallait donc installer libusb-dev et non libusb-1.0-0-dev . Effectivement la version générique est toujours préférable.

 

$ sudo apt-get install libusb-dev 
$ sudo make
gcc -Wall temper.c pcsensor.c -o temper -lusb
pcsensor.c:50:18: warning: ‘reqBulkLen’ defined but not used [-Wunused-const-variable=]
 const static int reqBulkLen=8;

Un petit test :

$ sudo ./temper

Il n’affiche rien. Je vais essayer le plan Bhttps://github.com/edorfaus/TEMPered .

$ sudo git clone https://github.com/edorfaus/TEMPered
$ cd TEMPered/
$ sudo cmake .
...
CMake Error: The following variables are used in this project, but they are set to NOTFOUND.
Please set them or make sure they are set and tested correctly in the CMake files:
HIDAPI_HEADER_DIR
...

Nouvelle erreur, on ne perd pas courage. On fait l’installation des headers :

$ sudo apt-get install libhidapi-dev -y

Et on refait une compilation :

$ sudo cmake .
CMake Warning (dev) at CMakeLists.txt:57:
  Syntax Warning in cmake code at column 54

  Argument not separated from preceding token by whitespace.
This warning is for project developers.  Use -Wno-dev to suppress it.

-- Configuring done
-- Generating done
-- Build files have been written to: /usr/local/src/TEMPered
$ sudo make
Scanning dependencies of target tempered-shared
[  4%] Building C object libtempered/CMakeFiles/tempered-shared.dir/core.c.o
[  9%] Building C object libtempered/CMakeFiles/tempered-shared.dir/temper_type.c.o
[ 13%] Building C object libtempered/CMakeFiles/tempered-shared.dir/type_hid/common.c.o
[ 18%] Building C object libtempered/CMakeFiles/tempered-shared.dir/type_hid/fm75.c.o
[ 22%] Building C object libtempered/CMakeFiles/tempered-shared.dir/type_hid/ntc.c.o
/usr/local/src/TEMPered/libtempered/type_hid/ntc.c: In function ‘tempered_type_hid_read_sensor_group_ntc’:
/usr/local/src/TEMPered/libtempered/type_hid/ntc.c:8:66: warning: unused parameter ‘group’ [-Wunused-parameter]
  tempered_device* device, struct tempered_type_hid_sensor_group* group,
                                                                  ^~~~~
/usr/local/src/TEMPered/libtempered/type_hid/ntc.c:9:41: warning: unused parameter ‘group_data’ [-Wunused-parameter]
  struct tempered_type_hid_query_result* group_data
                                         ^~~~~~~~~~
/usr/local/src/TEMPered/libtempered/type_hid/ntc.c: In function ‘tempered_type_hid_get_temperature_ntc’:
/usr/local/src/TEMPered/libtempered/type_hid/ntc.c:20:60: warning: unused parameter ‘tempC’ [-Wunused-parameter]
  struct tempered_type_hid_query_result *group_data, float *tempC
                                                            ^~~~~
[ 27%] Building C object libtempered/CMakeFiles/tempered-shared.dir/type_hid/sht1x.c.o
[ 31%] Building C object libtempered/CMakeFiles/tempered-shared.dir/type_hid/si7005.c.o
[ 36%] Linking C shared library libtempered.so
[ 36%] Built target tempered-shared
Scanning dependencies of target tempered-util-shared
[ 40%] Building C object libtempered-util/CMakeFiles/tempered-util-shared.dir/calibration.c.o
[ 45%] Building C object libtempered-util/CMakeFiles/tempered-util-shared.dir/dew-point.c.o
[ 50%] Building C object libtempered-util/CMakeFiles/tempered-util-shared.dir/temp-scale.c.o
[ 54%] Linking C shared library libtempered-util.so
[ 54%] Built target tempered-util-shared
Scanning dependencies of target tempered-exe
[ 59%] Building C object utils/CMakeFiles/tempered-exe.dir/tempered.c.o
[ 63%] Linking C executable tempered
[ 63%] Built target tempered-exe
Scanning dependencies of target hid-query
[ 68%] Building C object utils/CMakeFiles/hid-query.dir/hid-query.c.o
[ 72%] Linking C executable hid-query
[ 72%] Built target hid-query
Scanning dependencies of target enumerate
[ 77%] Building C object examples/CMakeFiles/enumerate.dir/enumerate.c.o
[ 81%] Linking C executable enumerate
[ 81%] Built target enumerate
Scanning dependencies of target read-all
[ 86%] Building C object examples/CMakeFiles/read-all.dir/read-all.c.o
[ 90%] Linking C executable read-all
[ 90%] Built target read-all
Scanning dependencies of target read-repeat
[ 95%] Building C object examples/CMakeFiles/read-repeat.dir/read-repeat.c.o
[100%] Linking C executable read-repeat
[100%] Built target read-repeat
$ sudo make install
[ 36%] Built target tempered-shared
[ 54%] Built target tempered-util-shared
[ 63%] Built target tempered-exe
[ 72%] Built target hid-query
[ 81%] Built target enumerate
[ 90%] Built target read-all
[100%] Built target read-repeat
Install the project...
-- Install configuration: ""
-- Installing: /usr/local/include/tempered.h
-- Installing: /usr/local/lib/libtempered.so.0
-- Installing: /usr/local/lib/libtempered.so
-- Installing: /usr/local/include/tempered-util.h
-- Installing: /usr/local/lib/libtempered-util.so.0
-- Installing: /usr/local/lib/libtempered-util.so
-- Installing: /usr/local/bin/hid-query
-- Installing: /usr/local/bin/tempered
-- Set runtime path of "/usr/local/bin/tempered" to ""

Synchro des ld :

$ sudo ldconfig -v

Petit test :

$ /usr/local/bin/tempered -s Fahrenheit
Failed to enumerate devices: (null)

Je me demande s’il n’y a pas un appel à lsusb :

$ sudo apt-file search bin/lsusb
...
usbutils: /usr/bin/lsusb
$ sudo apt-get install usbutils

Petit test de la commande :

$ lsusb 
Bus 001 Device 005: ID 0eef:0005 D-WAV Scientific Co., Ltd 
Bus 001 Device 006: ID 413d:2107  
Bus 001 Device 004: ID 2537:1068  
Bus 001 Device 003: ID 0424:ec00 Standard Microsystems Corp. SMSC9512/9514 Fast Ethernet Adapter
Bus 001 Device 002: ID 0424:9514 Standard Microsystems Corp. SMC9514 Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
$ /usr/local/bin/tempered -s Fahrenheit
Failed to enumerate devices: (null)

J’essaye le « reboot », pas mieux :

$ /usr/local/bin/tempered 
Failed to enumerate devices: (null)
$ sudo /usr/local/bin/tempered 
Failed to enumerate devices: (null)
$ lsusb 
Bus 001 Device 006: ID 0eef:0005 D-WAV Scientific Co., Ltd 
Bus 001 Device 005: ID 413d:2107  
Bus 001 Device 004: ID 2537:1068  
Bus 001 Device 003: ID 0424:ec00 Standard Microsystems Corp. SMSC9512/9514 Fast Ethernet Adapter
Bus 001 Device 002: ID 0424:9514 Standard Microsystems Corp. SMC9514 Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
$ cd /usr/local/src/TEMPered/utils
$ ./hid-query -e
/dev/hidraw0 : 413d:2107 interface 0 : (null) (null)
/dev/hidraw1 : 413d:2107 interface 1 : (null) (null)
/dev/hidraw2 : 0eef:0005 interface 0 : WaveShare WS170120
$ sudo ./hid-query /dev/hidraw1 0x01 0x80 0x33 0x01 0x00 0x00 0x00 0x00
Device /dev/hidraw1 : 413d:2107 interface 1 : (null) (null)

Writing data (9 bytes):
	 00 01 80 33   01 00 00 00   00

Response from device (8 bytes):
	 80 80 10 36   4e 20 00 00
$ sudo ./hid-query /dev/hidraw1 0x01 0x86 0xff 0x01 0x00 0x00 0x00 0x00
Device /dev/hidraw1 : 413d:2107 interface 1 : (null) (null)

Writing data (9 bytes):
00 01 86 ff 01 00 00 00 00

Response from device (8 bytes):
6c 64 5f 56 33 2e 31 20

$ sudo ./hid-query /dev/hidraw0 0x01 0x80 0x33 0x01 0x00 0x00 0x00 0x00
Device /dev/hidraw0 : 413d:2107 interface 0 : (null) (null)

Writing data (9 bytes):
	 00 01 80 33   01 00 00 00   00


No data was read from the device (timeout).

On passe au plan Chttp://dev-random.net/wp-content/uploads/2016/01/temperv14.zip 

$ sudo apt-get install dos2unix
$ wget http://dev-random.net/wp-content/uploads/2016/01/temperv14.zip
$ unzip temperv14.zip
$ cd temperv14
$ dos2unix temperv14.c 
dos2unix: conversion du fichier temperv14.c au format Unix…

Modification du code :

//#define VENDOR_ID  0x0c45  
//#define PRODUCT_ID 0x7401                                                                          
#define VENDOR_ID  0x413d         
#define PRODUCT_ID 0x2107   

Le code sans modification :

$ sudo ./temperv14 
Couldn't find the USB device, Exiting

Le code avec modification :

$ sudo ./temperv14 
USB interrupt read: Resource temporarily unavailable
Fatal error> USB read failed

On passe au plan D : git://github.com/padelt/temper-python.git

$ sudo apt-get install python-usb python-setuptools
$ git clone git://github.com/padelt/temper-python.git
$ cd temper-python

Misère de python :

$ sudo python3.5 setup.py install
Traceback (most recent call last):
  File "setup.py", line 1, in 
    from setuptools import setup
ImportError: No module named 'setuptools'
$ sudo apt-get install python3-setuptools
$ sudo python3.5 setup.py install
Finished processing dependencies for temperusb==1.5.3
$ temper-poll
Found 0 devices

Si je regarde le programme en python : ( fichier temper.py )

VIDPIDS = [
    (0x0c45, 0x7401),
    (0x0c45, 0x7402),
]
REQ_INT_LEN = 8
ENDPOINT = 0x82
INTERFACE = 1
CONFIG_NO = 1
TIMEOUT = 5000

J’ajoutes donc le miens, et je refais l’installation :

...
VIDPIDS = [
    (0x0c45, 0x7401),
    (0x0c45, 0x7402),
    (0x413d, 0x2107),
]
...
$ sudo python3.5 setup.py install
$ sudo temper-poll
Found 1 devices
WARNING:temperusb.temper:Encountered [Errno 110] Operation timed out, resetting  and trying again.
ERROR:temperusb.temper:[Errno 110] Operation timed out
Traceback (most recent call last):
  File "/usr/local/lib/python3.5/dist-packages/temperusb-1.5.3-py3.5.egg/temperusb/temper.py", line 244, in get_data
  File "/usr/local/lib/python3.5/dist-packages/temperusb-1.5.3-py3.5.egg/temperusb/temper.py", line 403, in _interrupt_read
  File "/usr/local/lib/python3.5/dist-packages/pyusb-1.0.2-py3.5.egg/usb/core.py", line 988, in read
  File "/usr/local/lib/python3.5/dist-packages/pyusb-1.0.2-py3.5.egg/usb/backend/libusb1.py", line 851, in intr_read
  File "/usr/local/lib/python3.5/dist-packages/pyusb-1.0.2-py3.5.egg/usb/backend/libusb1.py", line 936, in __read
  File "/usr/local/lib/python3.5/dist-packages/pyusb-1.0.2-py3.5.egg/usb/backend/libusb1.py", line 595, in _check
usb.core.USBError: [Errno 110] Operation timed out

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/bin/temper-poll", line 11, in 
    load_entry_point('temperusb==1.5.3', 'console_scripts', 'temper-poll')()
  File "/usr/local/lib/python3.5/dist-packages/temperusb-1.5.3-py3.5.egg/temperusb/cli.py", line 55, in main
  File "/usr/local/lib/python3.5/dist-packages/temperusb-1.5.3-py3.5.egg/temperusb/temper.py", line 323, in get_temperatures
  File "/usr/local/lib/python3.5/dist-packages/temperusb-1.5.3-py3.5.egg/temperusb/temper.py", line 273, in get_data
  File "/usr/local/lib/python3.5/dist-packages/temperusb-1.5.3-py3.5.egg/temperusb/temper.py", line 244, in get_data
  File "/usr/local/lib/python3.5/dist-packages/temperusb-1.5.3-py3.5.egg/temperusb/temper.py", line 403, in _interrupt_read
  File "/usr/local/lib/python3.5/dist-packages/pyusb-1.0.2-py3.5.egg/usb/core.py", line 988, in read
  File "/usr/local/lib/python3.5/dist-packages/pyusb-1.0.2-py3.5.egg/usb/backend/libusb1.py", line 851, in intr_read
  File "/usr/local/lib/python3.5/dist-packages/pyusb-1.0.2-py3.5.egg/usb/backend/libusb1.py", line 936, in __read
  File "/usr/local/lib/python3.5/dist-packages/pyusb-1.0.2-py3.5.egg/usb/backend/libusb1.py", line 595, in _check
usb.core.USBError: [Errno 110] Operation timed out

On passe au plan E : https://github.com/edorfaus/TEMPered/issues/51 . J’ai l’impression que c’est le même problème que moi. En fait le plan E est au mauvais plan B.

Effectivement dans libtempered/temper_type.c , j’ai :

              {                               
                .name="TEMPerV1.2 or TEMPer2V1.3",
                .vendor_id=0x0c45, 
                .product_id=0x7401,
                .interface_number=0
        },
        {                               
                .name="TEMPerV1.2 or TEMPer2V1.3",
                .vendor_id=0x0c45, 
                .product_id=0x7401, 
                .interface_number=1, 

Je fais donc une première modification :

        {                               
                .name="TEMPerV1.2 or TEMPer2V1.3",
                .vendor_id=0x413d, 
                .product_id=0x2107,
                .interface_number=0
        },
        {                               
                .name="TEMPerV1.2 or TEMPer2V1.3",
                .vendor_id=0x413d, 
                .product_id=0x2107, 
                .interface_number=1,  

Et j’ajoutes la structure 0x04 qui est une copie de la 0x02 :

(struct temper_subtype*)&(struct temper_subtype_hid){                                             
                                .base = {                                                                                 
                                        .id = 4,                                                                          
                                        .name = "TEMPer2V1.3",                                                            
                                        .open = tempered_type_hid_subtype_open,                                           
                                        .read_sensors = tempered_type_hid_read_sensors,                                   
                                        .get_sensor_count = tempered_type_hid_get_sensor_count,                           
                                        .get_temperature = tempered_type_hid_get_temperature,                             
                                },                                                                                        
                                .sensor_group_count = 1,                                                                  
                                .sensor_groups = (struct tempered_type_hid_sensor_group[]){                               
                                        {                                                                                 
                                                .query = {                                                                
                                                        .length = 9,                                                      
                                                        .data = (unsigned char[]){ 0, 1, 0x80, 0x33, 1, 0, 0, 0, 0 }      
                                                },                                                                        
                                                .read_sensors = tempered_type_hid_read_sensor_group,                      
                                                .sensor_count = 2,                                                        
                                                .sensors = (struct tempered_type_hid_sensor[]){                           
                                                        {                                                                 
                                                                .get_temperature = tempered_type_hid_get_temperature_fm75,
                                                                .temperature_high_byte_offset = 2,                        
                                                                .temperature_low_byte_offset = 3                          
                                                        },                                                                
                                                        {                                                                 
                                                                .get_temperature = tempered_type_hid_get_temperature_fm75,
                                                                .temperature_high_byte_offset = 4,                        
                                                                .temperature_low_byte_offset = 5                          
                                                        }                                                                 
                                                }                                                                         
                                        }                                                                                 
                                }                                                                                         
                        },   

On refaire le build :

$ sudo make
Scanning dependencies of target tempered-shared
[  4%] Building C object libtempered/CMakeFiles/tempered-shared.dir/temper_type.c.o
[  9%] Linking C shared library libtempered.so
[ 36%] Built target tempered-shared
[ 54%] Built target tempered-util-shared
[ 59%] Linking C executable tempered
[ 63%] Built target tempered-exe
[ 72%] Built target hid-query
[ 77%] Linking C executable enumerate
[ 81%] Built target enumerate
[ 86%] Linking C executable read-all
[ 90%] Built target read-all
[ 95%] Linking C executable read-repeat
[100%] Built target read-repeat
$ sudo make install
[ 36%] Built target tempered-shared
[ 54%] Built target tempered-util-shared
[ 63%] Built target tempered-exe
[ 72%] Built target hid-query
[ 81%] Built target enumerate
[ 90%] Built target read-all
[100%] Built target read-repeat
Install the project...
-- Install configuration: ""
-- Up-to-date: /usr/local/include/tempered.h
-- Installing: /usr/local/lib/libtempered.so.0
-- Up-to-date: /usr/local/lib/libtempered.so
-- Up-to-date: /usr/local/include/tempered-util.h
-- Up-to-date: /usr/local/lib/libtempered-util.so.0
-- Up-to-date: /usr/local/lib/libtempered-util.so
-- Up-to-date: /usr/local/bin/hid-query
-- Installing: /usr/local/bin/tempered
-- Set runtime path of "/usr/local/bin/tempered" to ""

Et le test :

$ sudo /usr/local/bin/tempered
/dev/hidraw1 0: temperature 13.57 °C
/dev/hidraw1 1: temperature 78.12 °C

Miracle, cela fonctionne !

Nouveau test :

$ sudo /usr/local/bin/tempered
/dev/hidraw1 0: temperature 13.72 °C
/dev/hidraw1 1: temperature 78.12 °C

Par contre cela affiche n’importe quoi … il faut donc modifier :

                                                .sensors = (struct tempered_type_hid_sensor[]){                            
                                                        {                                                                  
                                                                .get_temperature = tempered_type_hid_get_temperature_fm75, 
                                                                .temperature_high_byte_offset = 2,                         
                                                                .temperature_low_byte_offset = 3                           
                                                        },                                                                 
                                                        {                                                                  
                                                                .get_temperature = tempered_type_hid_get_temperature_fm75, 
                                                                .temperature_high_byte_offset = 2,                         
                                                                .temperature_low_byte_offset = 3                           
                                                        }    

Mais il faut aussi modifier libtempered/type_hid/fm75.c :

A la place de :

        // This temperature formula is taken from the FM75 datasheet.
        // This is the same as dividing by 256; basically moving the
        // decimal point into place.
        *tempC = temp * 125.0 / 32000.0;

Mettre :

*tempC = temp / 100.0;  

Nouveau test :

$ sudo /usr/local/bin/tempered
/dev/hidraw1 0: temperature 35.12 °C
/dev/hidraw1 1: temperature 35.12 °C

Je vais maintenant vérifier … mais il me semble que 35 c’est bon.

Et un plan F pour bien Finir : https://github.com/mreymann/temperx

$ hid-query -e
/dev/hidraw0 : 413d:2107 interface 0 : (null) (null)
/dev/hidraw1 : 413d:2107 interface 1 : (null) (null)
/dev/hidraw2 : 0eef:0005 interface 0 : WaveShare WS170120

Ensuite installation de go

$ sudo apt-get install go
$ mkdir go
$ export GOPATH="$HOME/go"
$ go get github.com/mreymann/temperx
$ go install github.com/mreymann/temperx
$ sudo go/bin/temperx 
Temperature: 35.75, Humidity: 200
$ sudo cp go/bin/temperx /etc/munin/plugins/
$ sudo vi /etc/munin/plugin-conf.d/temperx
[temperx]
user root
# optional calibration parameters:
env.t_offset 0
env.t_factor 1
env.h_offset 0
env.h_factor 1
$ sudo systemctl restart munin-node.service

Aie … je me trompes à chaque fois …

$ sudo cp go/bin/temperx /usr/share/munin/plugins/
$ sudo rm /etc/munin/plugins/temperx 
$ sudo ln -s /usr/share/munin/plugins/temperx /etc/munin/plugins/temperx 
$ sudo systemctl restart munin-node.service
$ sudo munin-node-configure | grep temperx
temperx                    | yes  | 

C’était vraiment la misère …

J’ai modifié le code GO pour avoir :

$ sudo go/bin/temperx 
Temperature.value 40.87
Humidity.value 200

Modifier go/src/github.com/mreymann/temperx/temperx.go :

fmt.Printf("Temperature.value %v\nHumidity.value %v\n", tmp, hum)

Sinon j’avais l’erreur dans /var/log/munin/munin-update.log .

Aie toujours pas bon :

Missing required attribute 'label' for data source 'Temperature' in service temperx on localhost.localdomain/127.0.0.1:4949
Missing required attribute 'label' for data source 'Humidity' in service temperx on localhost.localdomain/127.0.0.1:4949
[INFO] creating rrd-file for temperx->Humidity: '/var/lib/munin/localdomain/localhost.localdomain-temperx-Humidity-g.rrd'

Il doit manquer un Temperature.label & Humidity.label .

 

1 réflexion sur « Raspberry / Munin / USB : Température via l’USB : OK mais s’abstenir si on n’est pas développeur ! »

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