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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 | |
cb1ccb4f | 24 | import os |
73241420 | 25 | import platform |
c968f6d9 MT |
26 | import sys |
27 | ||
f37913e8 MT |
28 | from .constants import * |
29 | from .i18n import _ | |
73db5226 MT |
30 | |
31 | import logging | |
32 | log = logging.getLogger("collectly.client") | |
33 | ||
34 | class CollectyClient(object): | |
c968f6d9 MT |
35 | def __init__(self): |
36 | self.bus = dbus.SystemBus() | |
37 | ||
38 | self.proxy = self.bus.get_object(BUS_DOMAIN, "/GraphGenerator") | |
39 | ||
40 | def list_templates(self): | |
41 | templates = self.proxy.ListTemplates() | |
42 | ||
43 | return ["%s" % t for t in templates] | |
44 | ||
45 | def list_templates_cli(self, ns): | |
46 | templates = self.list_templates() | |
47 | ||
48 | for t in sorted(templates): | |
f37913e8 | 49 | print(t) |
c968f6d9 MT |
50 | |
51 | def generate_graph(self, template_name, **kwargs): | |
52 | byte_array = self.proxy.GenerateGraph(template_name, kwargs, | |
53 | signature="sa{sv}") | |
54 | ||
55 | # Convert the byte array into a byte string again | |
56 | if byte_array: | |
695624fc | 57 | return bytes(byte_array) |
c968f6d9 MT |
58 | |
59 | def generate_graph_cli(self, ns): | |
60 | kwargs = { | |
5913a52c | 61 | "format" : ns.format, |
c968f6d9 MT |
62 | "object_id" : ns.object, |
63 | } | |
64 | ||
65 | if ns.height or ns.width: | |
66 | kwargs.update({ | |
67 | "height" : ns.height or 0, | |
68 | "width" : ns.width or 0, | |
69 | }) | |
70 | ||
71 | if ns.interval: | |
72 | kwargs["interval"] = ns.interval | |
73 | ||
cb1ccb4f MT |
74 | kwargs.update({ |
75 | "locale" : ns.locale, | |
76 | "timezone" : ns.timezone, | |
77 | }) | |
78 | ||
c968f6d9 MT |
79 | # Generate the graph image |
80 | graph = self.generate_graph(ns.template, **kwargs) | |
81 | ||
82 | # Write file to disk | |
83 | with open(ns.filename, "wb") as f: | |
84 | f.write(graph) | |
85 | ||
73241420 MT |
86 | def version_cli(self, args): |
87 | daemon_version = self.proxy.Version() | |
88 | ||
89 | print(_("collecty %s running on Python %s") % \ | |
90 | (COLLECTY_VERSION, platform.python_version())) | |
91 | ||
92 | if not COLLECTY_VERSION == daemon_version: | |
93 | print(_("daemon %s") % daemon_version) | |
94 | ||
c968f6d9 MT |
95 | def parse_cli(self, args): |
96 | parser = argparse.ArgumentParser(prog="collecty-client") | |
97 | subparsers = parser.add_subparsers(help="sub-command help") | |
98 | ||
99 | # generate-graph | |
100 | parser_generate_graph = subparsers.add_parser("generate-graph", | |
101 | help=_("Generate a graph image")) | |
102 | parser_generate_graph.set_defaults(func=self.generate_graph_cli) | |
103 | parser_generate_graph.add_argument("--filename", | |
104 | help=_("filename"), required=True) | |
5913a52c MT |
105 | parser_generate_graph.add_argument("--format", |
106 | help=_("image format"), default=DEFAULT_IMAGE_FORMAT) | |
c968f6d9 MT |
107 | parser_generate_graph.add_argument("--interval", help=_("interval")) |
108 | parser_generate_graph.add_argument("--object", | |
109 | help=_("Object identifier"), default="default") | |
110 | parser_generate_graph.add_argument("--template", | |
111 | help=_("The graph template identifier"), required=True) | |
cb1ccb4f MT |
112 | parser_generate_graph.add_argument("--timezone", default=os.environ.get("TZ", "UTC"), |
113 | help=_("Generate the graph with timestamps plotted for the given timezone")) | |
114 | parser_generate_graph.add_argument("--locale", default=os.environ.get("LANG", "en_GB.utf8"), | |
115 | help=_("Generate the graph with this locale")) | |
73db5226 | 116 | |
c968f6d9 MT |
117 | # Dimensions |
118 | parser_generate_graph.add_argument("--height", type=int, default=0, | |
119 | help=_("Height of the generated image")) | |
120 | parser_generate_graph.add_argument("--width", type=int, default=0, | |
121 | help=_("Width of the generated image")) | |
73db5226 | 122 | |
c968f6d9 MT |
123 | # list-templates |
124 | parser_list_templates = subparsers.add_parser("list-templates", | |
125 | help=_("Lists all graph templates")) | |
126 | parser_list_templates.set_defaults(func=self.list_templates_cli) | |
73db5226 | 127 | |
73241420 MT |
128 | # version |
129 | parser_version = subparsers.add_parser("version", help=_("Show version")) | |
130 | parser_version.set_defaults(func=self.version_cli) | |
131 | ||
c968f6d9 | 132 | return parser.parse_args(args) |
73db5226 | 133 | |
c968f6d9 MT |
134 | def run_cli(self, args=None): |
135 | args = self.parse_cli(args or sys.argv[1:]) | |
73db5226 | 136 | |
c968f6d9 | 137 | return args.func(args) |