parse all metrics from payload
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.gitignore
vendored
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.gitignore
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@ -113,4 +113,157 @@ dkms.conf
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*.out
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*.app
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config.py
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# ---> Python
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# Byte-compiled / optimized / DLL files
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__pycache__/
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*.py[cod]
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*$py.class
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# C extensions
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*.so
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# Distribution / packaging
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.Python
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build/
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develop-eggs/
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dist/
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downloads/
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eggs/
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.eggs/
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lib/
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lib64/
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parts/
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sdist/
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var/
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wheels/
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share/python-wheels/
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*.egg-info/
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.installed.cfg
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*.egg
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MANIFEST
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# PyInstaller
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# Usually these files are written by a python script from a template
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# before PyInstaller builds the exe, so as to inject date/other infos into it.
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*.manifest
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*.spec
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# Installer logs
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pip-log.txt
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pip-delete-this-directory.txt
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# Unit test / coverage reports
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htmlcov/
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.tox/
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.nox/
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.coverage
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.coverage.*
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.cache
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nosetests.xml
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coverage.xml
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*.cover
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*.py,cover
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.hypothesis/
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.pytest_cache/
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cover/
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# Translations
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*.mo
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*.pot
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# Django stuff:
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*.log
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local_settings.py
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db.sqlite3
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db.sqlite3-journal
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# Flask stuff:
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instance/
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.webassets-cache
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# Scrapy stuff:
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.scrapy
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# Sphinx documentation
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docs/_build/
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# PyBuilder
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.pybuilder/
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target/
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# Jupyter Notebook
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.ipynb_checkpoints
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# IPython
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profile_default/
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ipython_config.py
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# pyenv
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# For a library or package, you might want to ignore these files since the code is
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# intended to run in multiple environments; otherwise, check them in:
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# .python-version
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# pipenv
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# According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
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# However, in case of collaboration, if having platform-specific dependencies or dependencies
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# having no cross-platform support, pipenv may install dependencies that don't work, or not
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# install all needed dependencies.
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#Pipfile.lock
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# poetry
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# Similar to Pipfile.lock, it is generally recommended to include poetry.lock in version control.
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# This is especially recommended for binary packages to ensure reproducibility, and is more
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# commonly ignored for libraries.
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# https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control
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#poetry.lock
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# pdm
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# Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control.
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#pdm.lock
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# pdm stores project-wide configurations in .pdm.toml, but it is recommended to not include it
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# in version control.
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# https://pdm.fming.dev/#use-with-ide
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.pdm.toml
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# PEP 582; used by e.g. github.com/David-OConnor/pyflow and github.com/pdm-project/pdm
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__pypackages__/
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# Celery stuff
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celerybeat-schedule
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celerybeat.pid
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# SageMath parsed files
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*.sage.py
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# Environments
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.env
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.venv
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env/
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venv/
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ENV/
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env.bak/
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venv.bak/
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# Spyder project settings
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.spyderproject
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.spyproject
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# Rope project settings
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.ropeproject
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# mkdocs documentation
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/site
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# mypy
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.mypy_cache/
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.dmypy.json
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dmypy.json
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# Pyre type checker
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.pyre/
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# pytype static type analyzer
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.pytype/
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# Cython debug symbols
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cython_debug/
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75
README.md
75
README.md
@ -34,3 +34,78 @@ TTN LoRa frequency / region
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`pip3 install paho-mqtt`
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JS Payload Formatter:
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```
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function Decoder(bytes, port) {
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var decoded = {};
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// temperature
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rawTemp = bytes[0] + bytes[1] * 256;
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decoded.degreesC = sflt162f(rawTemp) * 100;
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// pressure
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rawPressure = bytes[2] + bytes[3] * 256;
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decoded.pressure = sflt162f(rawPressure) * 100;
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// windspeed
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rawWindspeed = bytes[4] + bytes[5] * 256;
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decoded.windspeed = sflt162f(rawWindspeed) * 100;
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// winddirection
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rawWinddirection = bytes[6] + bytes[7] * 256;
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decoded.winddirection = sflt162f(rawWinddirection) * 100;
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if(bytes[8] === 0){
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decoded.dooropen = false;
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}else{
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decoded.dooropen = true;
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}
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return decoded;
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}
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function sflt162f(rawSflt16)
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{
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// rawSflt16 is the 2-byte number decoded from wherever;
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// it's in range 0..0xFFFF
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// bit 15 is the sign bit
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// bits 14..11 are the exponent
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// bits 10..0 are the the mantissa. Unlike IEEE format,
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// the msb is transmitted; this means that numbers
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// might not be normalized, but makes coding for
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// underflow easier.
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// As with IEEE format, negative zero is possible, so
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// we special-case that in hopes that JavaScript will
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// also cooperate.
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//
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// The result is a number in the open interval (-1.0, 1.0);
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//
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// throw away high bits for repeatability.
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rawSflt16 &= 0xFFFF;
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// special case minus zero:
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if (rawSflt16 == 0x8000)
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return -0.0;
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// extract the sign.
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var sSign = ((rawSflt16 & 0x8000) !== 0) ? -1 : 1;
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// extract the exponent
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var exp1 = (rawSflt16 >> 11) & 0xF;
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// extract the "mantissa" (the fractional part)
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var mant1 = (rawSflt16 & 0x7FF) / 2048.0;
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// convert back to a floating point number. We hope
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// that Math.pow(2, k) is handled efficiently by
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// the JS interpreter! If this is time critical code,
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// you can replace by a suitable shift and divide.
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var f_unscaled = sSign * mant1 * Math.pow(2, exp1 - 15);
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return f_unscaled;
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}
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```
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@ -58,10 +58,9 @@ class RequestHandler(BaseHTTPRequestHandler):
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self.wfile.write(bytes("</html>", "utf-8"))
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def update_metrics(payload, metadata):
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print("Payload: "+ str(payload))
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print("Metadata: "+ str(metadata))
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#print("Payload: "+ str(payload))
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#print("Metadata: "+ str(metadata))
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print("set data from ttn")
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global node_metrics
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global mutex
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global scrape_healthy
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@ -69,17 +68,46 @@ def update_metrics(payload, metadata):
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scrape_healthy = True
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node_metrics.clear()
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try:
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node_metrics.append("target_temperature " + str(int(42)))
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node_metrics.append("valve " + str(int(42)))
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node_metrics.append("low_battery " + str(int(42)))
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node_metrics.append("window_open " + str(int(42)))
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except Exception as ex:
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print("unable to poll data from TTN! error: " + str(ex))
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scrape_healthy = False
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pass
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if "degreesC" in payload:
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print("set degree: " + str(float(payload["degreesC"])))
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node_metrics.append("temperature " + str(float(payload["degreesC"])))
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if "pressure" in payload:
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print("set pressure: " + str(float(payload["pressure"])))
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node_metrics.append("pressure " + str(float(payload["pressure"])))
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if "winddirection" in payload:
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print("set winddirection: " + str(float(payload["winddirection"])))
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node_metrics.append("winddirection " + str(float(payload["winddirection"])))
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if "windspeed" in payload:
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print("set windspeed: " + str(float(payload["windspeed"])))
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node_metrics.append("windspeed " + str(float(payload["windspeed"])))
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if "dooropen" in payload:
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print("set dooropen: " + str(bool(payload["dooropen"])))
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node_metrics.append("dooropen " + str(int(payload["dooropen"])))
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# if "gateway_id" in metadata[0]["gateway_ids"]:
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# print("set gateway_id: " + str(metadata[0]["gateway_ids"]["gateway_id"]))
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# node_metrics.append("gateway_id " + str(metadata[0]["gateway_ids"]["gateway_id"]))
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if "rssi" in metadata[0]:
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print("set rssi: " + str(int(metadata[0]["rssi"])))
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node_metrics.append("rssi " + str(int(metadata[0]["rssi"])))
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if "channel_rssi" in metadata[0]:
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print("set channel_rssi: " + str(int(metadata[0]["channel_rssi"])))
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node_metrics.append("channel_rssi " + str(int(metadata[0]["channel_rssi"])))
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if "snr" in metadata[0]:
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print("set snr: " + str(float(metadata[0]["snr"])))
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node_metrics.append("snr " + str(float(metadata[0]["snr"])))
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#scrape_healthy = False
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mutex.release()
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time.sleep(300)
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def on_connect(mqttc, obj, flags, rc):
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print("\nConnected to MQTT: rc = " + str(rc))
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