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Use Pythonic way of calling esptool, avoid fork(#5797)

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Simply import the pyserial and esptool modules directly into upload.py
instead of trying to fake things with os.fork()s.  Reduces code and is
more Pythonic.
This commit is contained in:
Earle F. Philhower, III
2019-02-21 19:03:15 +00:00
committed by GitHub
parent f08346a73e
commit 472faf73a2
3 changed files with 14 additions and 23 deletions
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16
package/package_esp8266com_index.template.json
View File

@ -137,17 +137,17 @@
"systems": [
{
"host": "x86_64-mingw32",
"url": "https://github.com/earlephilhower/esp-quick-toolchain/releases/download/2.5.0-3/python-3.7.2.post1-embed-win32.zip",
"archiveFileName": "python-3.7.2.post1-embed-win32.zip",
"checksum": "SHA-256:8136937ac00c28549893d1241011054a0e90517e0a193c2986323fa9f6501ed9",
"size": "6612720"
"url": "https://github.com/earlephilhower/esp-quick-toolchain/releases/download/2.5.0-3/python-3.7.2.post1-embed-win32v2.zip",
"archiveFileName": "python-3.7.2.post1-embed-win32v2.zip",
"checksum": "SHA-256:26665d2925ee75118bb7d8620e9ee988adc2ca3e660a9f4c06a09a06c94c0c29",
"size": "6431781"
},
{
"host": "i686-mingw32",
"url": "https://github.com/earlephilhower/esp-quick-toolchain/releases/download/2.5.0-3/python-3.7.2.post1-embed-win32.zip",
"archiveFileName": "python-3.7.2.post1-embed-win32.zip",
"checksum": "SHA-256:8136937ac00c28549893d1241011054a0e90517e0a193c2986323fa9f6501ed9",
"size": "6612720"
"url": "https://github.com/earlephilhower/esp-quick-toolchain/releases/download/2.5.0-3/python-3.7.2.post1-embed-win32v2.zip",
"archiveFileName": "python-3.7.2.post1-embed-win32v2.zip",
"checksum": "SHA-256:26665d2925ee75118bb7d8620e9ee988adc2ca3e660a9f4c06a09a06c94c0c29",
"size": "6431781"
}
]
},

3
platform.txt
View File

@ -137,8 +137,7 @@ tools.esptool.upload.params.quiet=
# First, potentially perform an erase or nothing
# Next, do the binary upload
# Combined in one rule because Arduino doesn't suport upload.1.pattern/upload.3.pattern
tools.esptool.upload.pattern="{cmd}" "{runtime.platform.path}/tools/upload.py" "{runtime.platform.path}/tools/pyserial" "{runtime.platform.path}/tools/esptool/esptool.py" --chip esp8266 --port "{serial.port}" --baud "{upload.speed}" "{upload.verbose}" {upload.erase_cmd} --end --chip esp8266 --port "{serial.port}" --baud "{upload.speed}" "{upload.verbose}" write_flash 0x0 "{build.path}/{build.project_name}.bin" --end
tools.esptool.upload.pattern="{cmd}" "{runtime.platform.path}/tools/upload.py" "{runtime.platform.path}/tools/pyserial" "{runtime.platform.path}/tools/esptool" --chip esp8266 --port "{serial.port}" --baud "{upload.speed}" "{upload.verbose}" {upload.erase_cmd} --end --chip esp8266 --port "{serial.port}" --baud "{upload.speed}" "{upload.verbose}" write_flash 0x0 "{build.path}/{build.project_name}.bin" --end
tools.esptool.upload.network_pattern="{network_cmd}" "{runtime.platform.path}/tools/espota.py" -i "{serial.port}" -p "{network.port}" "--auth={network.password}" -f "{build.path}/{build.project_name}.bin"

18
tools/upload.py
View File

@ -3,17 +3,16 @@
# Wrapper for Arduino core / others that can call esptool.py possibly multiple times
# Adds pyserial to sys.path automatically based on the path of the current file
# First patameter is pyserial path, then a series of command arguments separated with --end
# i.e. upload.py tools/pyserial tools/esptool/esptool.py erase_flash --end write_flash file 0x0 --end
# First parameter is pyserial path, second is esptool path, then a series of command arguments separated with --end
# i.e. upload.py tools/pyserial tools/esptool erase_flash --end write_flash file 0x0 --end
import inspect
import os
import sys
sys.argv.pop(0) # Remove executable name
try:
sys.path.append(sys.argv.pop(0).replace('\\', '/')) # Add pyserial dir to search path, in UNIX format
esptool = sys.argv.pop(0).replace('\\', '/') # Full path to esptool.py, in UNIX format
sys.path.append(sys.argv.pop(0).replace('\\', '/')) # Add esptool dir to search path, in UNIX format
import esptool # If this fails, we can't continue and will bomb below
except:
sys.stderr.write("Error in command line, need pyserial path as 1st arg and esptool path as 2nd.\n")
sys.exit(1)
@ -21,14 +20,7 @@ except:
fakeargs = [];
while len(sys.argv):
if sys.argv[0] == '--end':
pid = os.fork()
if pid == 0:
sys.argv = ['esptool.py'] + fakeargs
sys.stderr.write("Running: " + " ".join(sys.argv) + "\n")
exec(open(esptool).read())
sys.exit(0)
else:
os.waitpid(pid, 0)
esptool.main(fakeargs)
sys.argv.pop(0) # Remove --end
fakeargs = []
else: