Change: CLI framwork for Tyler

This commit is contained in:
mrjk 2022-02-02 17:41:26 -05:00
parent aae9aaf03d
commit c016482852

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@ -5,248 +5,180 @@
# python3 python_cli.py -vvvv demo
# Author: mrjk
import typer
import os
import sys
import logging
import argparse
import anyconfig
import kheops.app as Kheops
from pathlib import Path
# Devel tmp
sys.path.append("/home/jez/prj/bell/training/tiger-ansible/ext/ansible-tree")
sys.path.append("/home/jez/prj/bell/training/tiger-ansible/ext/kheops")
class CmdApp:
"""Main CmdApp"""
def __init__(self):
"""Start new App"""
self.get_args()
self.get_logger(verbose=self.args.verbose + 1, logger_name="kheops")
self.cli()
def get_logger(self, logger_name=None, create_file=False, verbose=0):
"""Create CmdApp logger"""
def get_logger(logger_name=None, create_file=False, verbose=0):
"""Create CmdApp logger"""
# Take default app name
if not logger_name:
logger_name = __name__
# Take default app name
if not logger_name:
logger_name = __name__
# Manage logging level
try:
loglevel = {
0: logging.ERROR,
1: logging.WARN,
2: logging.INFO,
3: logging.DEBUG,
}[verbose]
except KeyError:
loglevel = logging.DEBUG
# Manage logging level
try:
loglevel = {
0: logging.ERROR,
1: logging.WARN,
2: logging.INFO,
3: logging.DEBUG,
}[verbose]
except KeyError:
loglevel = logging.DEBUG
# Create logger for prd_ci
log = logging.getLogger(logger_name)
log.setLevel(level=loglevel)
# Create logger for prd_ci
log = logging.getLogger(logger_name)
log.setLevel(level=loglevel)
# Formatters
format1 = "%(levelname)8s: %(message)s"
# format2 = "%(asctime)s.%(msecs)03d|%(name)-16s%(levelname)8s: %(message)s"
# format3 = (
# "%(asctime)s.%(msecs)03d"
# + " (%(process)d/%(thread)d) "
# + "%(pathname)s:%(lineno)d:%(funcName)s"
# + ": "
# + "%(levelname)s: %(message)s"
# )
tformat1 = "%H:%M:%S"
# tformat2 = "%Y-%m-%d %H:%M:%S"
formatter = logging.Formatter(format1, tformat1)
# Formatters
format1 = "%(levelname)8s: %(message)s"
# format2 = "%(asctime)s.%(msecs)03d|%(name)-16s%(levelname)8s: %(message)s"
# format3 = (
# "%(asctime)s.%(msecs)03d"
# + " (%(process)d/%(thread)d) "
# + "%(pathname)s:%(lineno)d:%(funcName)s"
# + ": "
# + "%(levelname)s: %(message)s"
# )
tformat1 = "%H:%M:%S"
# tformat2 = "%Y-%m-%d %H:%M:%S"
formatter = logging.Formatter(format1, tformat1)
# Create console handler for logger.
stream = logging.StreamHandler()
stream.setLevel(level=logging.DEBUG)
stream.setFormatter(formatter)
log.addHandler(stream)
# Create console handler for logger.
stream = logging.StreamHandler()
stream.setLevel(level=logging.DEBUG)
stream.setFormatter(formatter)
log.addHandler(stream)
# Create file handler for logger.
if isinstance(create_file, str):
handler = logging.FileHandler(create_file)
handler.setLevel(level=logging.DEBUG)
handler.setFormatter(formatter)
log.addHandler(handler)
# Create file handler for logger.
if isinstance(create_file, str):
handler = logging.FileHandler(create_file)
handler.setLevel(level=logging.DEBUG)
handler.setFormatter(formatter)
log.addHandler(handler)
# Return objects
self.log = log
self.loglevel = loglevel
# Return objects
return log, loglevel
def cli(self):
"""Main cli command"""
# Dispatch sub commands
if self.args.command:
method = "cli_" + str(self.args.command)
if hasattr(self, method):
getattr(self, method)()
else:
self.log.error("Subcommand %s does not exists.", self.args.command)
else:
self.log.error("Missing sub command")
self.parser.print_help()
def get_args(self):
"""Prepare command line"""
# Manage main parser
parser = argparse.ArgumentParser(
description="Kheops, hierarchical data lookup tool",
formatter_class=argparse.ArgumentDefaultsHelpFormatter,
)
parser.add_argument(
"-v",
"--verbose",
action="count",
default=int(os.environ.get("KHEOPS_VERBOSE", "0")),
help="Increase verbosity (KHEOPS_VERBOSE)",
)
parser.add_argument(
"-c",
"--config",
default=os.environ.get("KHEOPS_CONFIG", "kheops.yml"),
help="Kheops configuration file (KHEOPS_CONFIG)",
)
# parser.add_argument("help", help="Show usage")
subparsers = parser.add_subparsers(
title="subcommands", description="valid subcommands", dest="command"
)
# Manage command: schema
add_p = subparsers.add_parser("schema")
add_p = subparsers.add_parser("gen_doc")
# Manage command: lookup2
add_p = subparsers.add_parser("lookup")
add_p.add_argument(
"-n",
"--namespace",
help="Namespace name (KHEOPS_NAMESPACE)",
default=os.environ.get("KHEOPS_NAMESPACE", "default"),
)
add_p.add_argument(
"-f", "--file", help="File with params as dict. Can be stdin - ."
)
add_p.add_argument(
"-e", "--scope", dest="scope_param", action="append", default=[]
)
add_p.add_argument("-p", "--policy")
add_p.add_argument("-t", "--trace", action="store_true")
add_p.add_argument("-x", "--explain", action="store_true")
add_p.add_argument(
"-o",
"--format",
choices=["yaml", "json", "xml", "ini", "toml"],
default="yaml",
help="Output format",
)
add_p.add_argument("keys", default=None, nargs="*")
# Manage command: demo
add_p = subparsers.add_parser("demo")
add_p.add_argument("--env", default=os.environ.get("APP_SETTING", "Unset"))
add_p.add_argument("--choice", choices=["choice1", "choice2"], type=str)
add_p.add_argument("-s", "--store", action="store_true")
add_p.add_argument("-a", "--append", dest="appended", action="append")
# add_p.add_argument("--short", default=True, required=True)
# add_p.add_argument("argument1")
# add_p.add_argument("double_args", nargs=2)
add_p.add_argument("nargs", nargs="*")
# Manage command: subcommand2
upg_p = subparsers.add_parser("subcommand2")
upg_p.add_argument("name")
from enum import Enum
from typing import List, Optional
# Register objects
self.parser = parser
self.args = parser.parse_args()
app = typer.Typer(help="Khéops, hierarchical key/value store")
def cli_demo(self):
"""Display how to use logging"""
self.log.error("Test Critical message")
self.log.warning("Test Warning message")
self.log.info("Test Info message")
self.log.debug("Command line vars: %s", vars(self.args))
def cli_lookup(self):
"""Lookup database"""
log, log_level = get_logger(verbose=1, logger_name="kheops")
keys = self.args.keys or [None]
new_params = {}
if self.args.file:
new_params = anyconfig.load(self.args.file, ac_parser="yaml")
class OutputFormat(str, Enum):
yaml = "yaml"
json = "json"
toml = "toml"
# Parse cli params
for i in self.args.scope_param:
ret = i.split("=")
if len(ret) != 2:
raise Exception("Malformed params")
new_params[ret[0]] = ret[1]
@app.command()
def lookup(
ctx: typer.Context,
self.log.info("CLI: %s with env: %s", keys, new_params)
app = Kheops.Kheops(config=self.args.config, namespace=self.args.namespace)
ret = app.lookup2(
namespace=self.args.namespace,
keys=keys,
scope=new_params,
trace=self.args.trace,
explain=self.args.explain,
validate_schema=True,
)
print(anyconfig.dumps(ret, ac_parser=self.args.format))
namespace: str = typer.Option("default", "-n",
help="Name of the namespace",
envvar="KHEOPS_NAMESPACE"),
keys: List[str] = typer.Argument(None,
help="Key(s) to query" ),
scope_param: Optional[List[str]] = typer.Option([], "-e",
help="Scope variables, var=value",
),
file: Path = typer.Option(None, "-f",
help="Scope file" ),
def cli_lookup_OLD(self):
"""Display how to use logging"""
# self.log.debug(f"Command line vars: {vars(self.args)}")
keys = self.args.key or [None]
# Parse payload from enf file:
new_params = {}
if self.args.file:
new_params = anyconfig.load(self.args.file, ac_parser="yaml")
format: OutputFormat = typer.Option("yaml",
help="Output format",
),
trace: bool = typer.Option(False),
explain: bool = typer.Option(False, "-X",
help="Explain the queries"),
):
"""Lookup database"""
# Parse cli params
for i in self.args.scope_param:
ret = i.split("=")
if len(ret) != 2:
raise Exception("Malformed params")
new_params[ret[0]] = ret[1]
keys = keys or [None]
config = str(ctx.obj["kheops"]["config"])
self.log.info("CLI: %s with env: %s", keys, new_params)
new_params = {}
if file:
new_params = anyconfig.load(file, ac_parser="yaml")
app = Kheops.App(config=self.args.config, namespace=self.args.namespace)
# for key in keys:
ret = app.lookup(
keys=keys,
scope=new_params,
trace=self.args.trace,
explain=self.args.explain,
validate_schema=True,
)
print(anyconfig.dumps(ret, ac_parser=self.args.format))
# Parse cli params
for i in scope_param:
ret = i.split("=")
if len(ret) != 2:
raise Exception("Malformed params")
new_params[ret[0]] = ret[1]
def cli_schema(self):
"""Display configuration schema"""
log.info("CLI: %s with env: %s", keys, new_params)
app = Kheops.App(config=self.args.config) # , namespace=self.args.namespace)
app.dump_schema()
app = Kheops.Kheops(config=config, namespace=namespace)
ret = app.lookup(
keys=keys,
scope=new_params,
trace=trace,
explain=explain,
validate_schema=True,
)
typer.echo(anyconfig.dumps(ret, ac_parser=format))
def cli_gen_doc(self):
"""Generate documentation"""
app = Kheops.App(config=self.args.config) # , namespace=self.args.namespace)
app.gen_docs()
@app.command()
def config():
typer.echo("Not implemented yet.")
@app.callback()
def main(
ctx: typer.Context,
verbose: int = typer.Option(0, "--verbose", "-v", count=True),
config: Path = typer.Option("kheops.yml", "-c",
help="Last name of person to greet.",
envvar="KHEOPS_CONFIG"),
):
"""
Manage users in the awesome CLI app.
"""
#typer.echo(f"About to execute command: {ctx.invoked_subcommand}")
log.setLevel(level=verbose)
ctx.obj = {
"kheops": {
"config": config,
}
}
if __name__ == "__main__":
CmdApp()
#typer.run(CmdApp)
app()