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f37913e8 | 1 | #!/usr/bin/python3 |
73db5226 MT |
2 | ############################################################################### |
3 | # # | |
4 | # collecty - A system statistics collection daemon for IPFire # | |
5 | # Copyright (C) 2012 IPFire development team # | |
6 | # # | |
7 | # This program is free software: you can redistribute it and/or modify # | |
8 | # it under the terms of the GNU General Public License as published by # | |
9 | # the Free Software Foundation, either version 3 of the License, or # | |
10 | # (at your option) any later version. # | |
11 | # # | |
12 | # This program is distributed in the hope that it will be useful, # | |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # | |
15 | # GNU General Public License for more details. # | |
16 | # # | |
17 | # You should have received a copy of the GNU General Public License # | |
18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. # | |
19 | # # | |
20 | ############################################################################### | |
21 | ||
c968f6d9 MT |
22 | import argparse |
23 | import dbus | |
73241420 | 24 | import platform |
c968f6d9 MT |
25 | import sys |
26 | ||
f37913e8 MT |
27 | from .constants import * |
28 | from .i18n import _ | |
73db5226 MT |
29 | |
30 | import logging | |
31 | log = logging.getLogger("collectly.client") | |
32 | ||
33 | class CollectyClient(object): | |
c968f6d9 MT |
34 | def __init__(self): |
35 | self.bus = dbus.SystemBus() | |
36 | ||
37 | self.proxy = self.bus.get_object(BUS_DOMAIN, "/GraphGenerator") | |
38 | ||
39 | def list_templates(self): | |
40 | templates = self.proxy.ListTemplates() | |
41 | ||
42 | return ["%s" % t for t in templates] | |
43 | ||
44 | def list_templates_cli(self, ns): | |
45 | templates = self.list_templates() | |
46 | ||
47 | for t in sorted(templates): | |
f37913e8 | 48 | print(t) |
c968f6d9 MT |
49 | |
50 | def generate_graph(self, template_name, **kwargs): | |
51 | byte_array = self.proxy.GenerateGraph(template_name, kwargs, | |
52 | signature="sa{sv}") | |
53 | ||
54 | # Convert the byte array into a byte string again | |
55 | if byte_array: | |
695624fc | 56 | return bytes(byte_array) |
c968f6d9 MT |
57 | |
58 | def generate_graph_cli(self, ns): | |
59 | kwargs = { | |
5913a52c | 60 | "format" : ns.format, |
c968f6d9 MT |
61 | "object_id" : ns.object, |
62 | } | |
63 | ||
64 | if ns.height or ns.width: | |
65 | kwargs.update({ | |
66 | "height" : ns.height or 0, | |
67 | "width" : ns.width or 0, | |
68 | }) | |
69 | ||
70 | if ns.interval: | |
71 | kwargs["interval"] = ns.interval | |
72 | ||
73 | # Generate the graph image | |
74 | graph = self.generate_graph(ns.template, **kwargs) | |
75 | ||
76 | # Write file to disk | |
77 | with open(ns.filename, "wb") as f: | |
78 | f.write(graph) | |
79 | ||
73241420 MT |
80 | def version_cli(self, args): |
81 | daemon_version = self.proxy.Version() | |
82 | ||
83 | print(_("collecty %s running on Python %s") % \ | |
84 | (COLLECTY_VERSION, platform.python_version())) | |
85 | ||
86 | if not COLLECTY_VERSION == daemon_version: | |
87 | print(_("daemon %s") % daemon_version) | |
88 | ||
c968f6d9 MT |
89 | def parse_cli(self, args): |
90 | parser = argparse.ArgumentParser(prog="collecty-client") | |
91 | subparsers = parser.add_subparsers(help="sub-command help") | |
92 | ||
93 | # generate-graph | |
94 | parser_generate_graph = subparsers.add_parser("generate-graph", | |
95 | help=_("Generate a graph image")) | |
96 | parser_generate_graph.set_defaults(func=self.generate_graph_cli) | |
97 | parser_generate_graph.add_argument("--filename", | |
98 | help=_("filename"), required=True) | |
5913a52c MT |
99 | parser_generate_graph.add_argument("--format", |
100 | help=_("image format"), default=DEFAULT_IMAGE_FORMAT) | |
c968f6d9 MT |
101 | parser_generate_graph.add_argument("--interval", help=_("interval")) |
102 | parser_generate_graph.add_argument("--object", | |
103 | help=_("Object identifier"), default="default") | |
104 | parser_generate_graph.add_argument("--template", | |
105 | help=_("The graph template identifier"), required=True) | |
73db5226 | 106 | |
c968f6d9 MT |
107 | # Dimensions |
108 | parser_generate_graph.add_argument("--height", type=int, default=0, | |
109 | help=_("Height of the generated image")) | |
110 | parser_generate_graph.add_argument("--width", type=int, default=0, | |
111 | help=_("Width of the generated image")) | |
73db5226 | 112 | |
c968f6d9 MT |
113 | # list-templates |
114 | parser_list_templates = subparsers.add_parser("list-templates", | |
115 | help=_("Lists all graph templates")) | |
116 | parser_list_templates.set_defaults(func=self.list_templates_cli) | |
73db5226 | 117 | |
73241420 MT |
118 | # version |
119 | parser_version = subparsers.add_parser("version", help=_("Show version")) | |
120 | parser_version.set_defaults(func=self.version_cli) | |
121 | ||
c968f6d9 | 122 | return parser.parse_args(args) |
73db5226 | 123 | |
c968f6d9 MT |
124 | def run_cli(self, args=None): |
125 | args = self.parse_cli(args or sys.argv[1:]) | |
73db5226 | 126 | |
c968f6d9 | 127 | return args.func(args) |