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July 25, 2023 15:01
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A script to transform a filesystem tree into a JSON structure, a little like an inverse procfs/sysfs.
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| #!/bin/env python | |
| import sys | |
| import os | |
| import json | |
| def clean_lines(lines): | |
| clean_lines=[] | |
| # TODO: a map/reduce or a comprehension might be better | |
| for line in lines: | |
| # remove linebreaks | |
| # TODO: see if a proper regex is needed | |
| clean_line = line.replace("\n","") | |
| # don't return empty lines | |
| if len(clean_line) > 0: | |
| clean_lines.append(clean_line) | |
| return clean_lines | |
| def read_entry(path): | |
| f = open(path,"r") | |
| lines = clean_lines(f.readlines()) | |
| if len(lines) > 1: | |
| # return multiple lines as array | |
| return lines | |
| else: | |
| # return single lines as string | |
| return lines[0] | |
| def build_dict(dir): | |
| data = {} | |
| for path in os.listdir(dir): | |
| if os.path.isfile(os.path.join(dir, path)): | |
| # if entry is a file, the value is the content of the file | |
| data[path] = read_entry(os.path.join(dir, path)) | |
| elif os.path.isdir(os.path.join(dir, path)): | |
| # is entry is a directory, add recursively | |
| data[path] = build_dict(os.path.join(dir, path)) | |
| return data | |
| def main(): | |
| if len(sys.argv) > 1: | |
| basedir = sys.argv[1] | |
| else: | |
| print("You must provide a base directory", file=sys.stderr) | |
| sys.exit(2) | |
| if os.path.isdir(basedir): | |
| data = build_dict(basedir) | |
| print(json.dumps(data, sort_keys=True)) | |
| sys.exit(0) | |
| else: | |
| print("Directory "+basedir+" not found", file=sys.stderr) | |
| sys.exit(1) | |
| if __name__ == "__main__": | |
| main() | |
| sys.exit(0) |
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| { | |
| "client_hostname": "foo.example.com", | |
| "client_number": "FOOBAR", | |
| "dir1": { | |
| "dir2": { | |
| "baz": [ | |
| "1", | |
| "2", | |
| "3", | |
| "4", | |
| "5" | |
| ], | |
| "foo-ln": "bar" | |
| }, | |
| "foo": "bar" | |
| }, | |
| "dir3": { | |
| "hook_db": "0", | |
| "mail": "foo@example.com" | |
| }, | |
| "monitoring": "everytime" | |
| } |
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| ├── client_hostname | |
| ├── client_number | |
| ├── dir1 | |
| │ ├── dir2 | |
| │ │ ├── baz | |
| │ │ └── foo-ln -> ../foo | |
| │ └── foo | |
| ├── dir3 | |
| │ ├── hook_db | |
| └── monitoring |
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This can be used as-is, but the final intent is tu use this in combination with Ansible local facts.