list_seed_nodes() - Code Metrics - Inspection of "Cassandra pack" - StackStorm/st2contrib - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#403)

by Edward

created 2016-02-19 14:23 UTC

list_seed_nodes() D

↳ Parent: Project

Complexity

Conditions

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Metric	Value
cc	8
dl	0
loc	24
rs	4.3478

#!/usr/bin/env python2.7

import argparse
import os
import sys

try:
    import yaml
except ImportError:
    sys.stderr.write('Script requires pyyaml to be installed. ' +
                     '``pip install pyyaml``')
    raise


def list_seed_nodes(config_file):
    if not os.path.exists(config_file):
        msg = 'Config file %s not found.' % config_file
        sys.stderr.write(msg)
        raise Exception(msg)

    if os.access(config_file, os.R_OK):
        all_seeds = []
        with open(config_file) as f:
            conf = yaml.safe_load(f)
            seed_providers = conf['seed_provider']

            for seed_provider in seed_providers:
                params = seed_provider.get('parameters', None)
                if params:
                    for param in params:
                        seeds = param.get('seeds', None)
                        if seeds:
                            all_seeds.append(seeds)
        return all_seeds
    else:
        msg = 'No permissions to read config file: %s.' % config_file
        sys.stderr.write(msg)
        raise Exception(msg)

if __name__ == '__main__':
    parser = argparse.ArgumentParser(description='Cassandra config parser.')
    parser.add_argument('--config-file', '-f', required=True,
                        help='Path to cassandra config file.'),
    parser.add_argument('--delimiter', '-d', required=False, default=',',
                        help='Delimiter to use for output.')
    args = parser.parse_args()

    all_seeds = list_seed_nodes(args.config_file)
    print(args.delimiter.join(all_seeds))


1			#!/usr/bin/env python2.7
2
3			import argparse
4			import os
5			import sys
6
7			try:
8			import yaml
9			except ImportError:
10			sys.stderr.write('Script requires pyyaml to be installed. ' +
11			'``pip install pyyaml``')
12			raise
13
14
15			def list_seed_nodes(config_file):
16			if not os.path.exists(config_file):
17			msg = 'Config file %s not found.' % config_file
18			sys.stderr.write(msg)
19			raise Exception(msg)
20
21			if os.access(config_file, os.R_OK):
22			all_seeds = []
23			with open(config_file) as f:
24			conf = yaml.safe_load(f)
25			seed_providers = conf['seed_provider']
26
27			for seed_provider in seed_providers:
28			params = seed_provider.get('parameters', None)
29			if params:
30			for param in params:
31			seeds = param.get('seeds', None)
32			if seeds:
33			all_seeds.append(seeds)
34			return all_seeds
35			else:
36			msg = 'No permissions to read config file: %s.' % config_file
37			sys.stderr.write(msg)
38			raise Exception(msg)
39
40			if __name__ == '__main__':
41			parser = argparse.ArgumentParser(description='Cassandra config parser.')
42			parser.add_argument('--config-file', '-f', required=True,
43			help='Path to cassandra config file.'),
44			parser.add_argument('--delimiter', '-d', required=False, default=',',
45			help='Delimiter to use for output.')
46			args = parser.parse_args()
47
48			all_seeds = list_seed_nodes(args.config_file)
49			print(args.delimiter.join(all_seeds))
50

StackStorm / st2contrib

Pull Request — master (#403)

list_seed_nodes() D

Complexity

Size

Duplication

Duplication Side-by-Side

Filter issues like