From 6c6c34d05a75954c07314bc4bdf3f87cb2729ddf Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Mon, 3 Mar 2014 16:20:00 +0100 Subject: misc MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- TODO | 9 ------ src/plugins/cpuonline.py | 52 +++++++++++++++++++++++++++++++++++ src/plugins/snmp.py | 71 ++++++++++++++++++++++++++++++++++++++++++++++++ src/plugins/snmp6.py | 63 ++++++++++++++++++++++++++++++++++++++++++ src/plugins/softirqs.py | 64 +++++++++++++++++++++++++++++++++++++++++++ src/plugins/vmstat.py | 62 ++++++++++++++++++++++++++++++++++++++++++ src/util.py | 17 ++++++++++++ 7 files changed, 329 insertions(+), 9 deletions(-) create mode 100644 src/plugins/cpuonline.py create mode 100644 src/plugins/snmp.py create mode 100644 src/plugins/snmp6.py create mode 100644 src/plugins/softirqs.py create mode 100644 src/plugins/vmstat.py diff --git a/TODO b/TODO index da7e0eb..90d4a0f 100644 --- a/TODO +++ b/TODO @@ -24,22 +24,13 @@ List of plugins to implement: Keyboard layout EWMH /proc/interrupts - /proc/softirqs - /proc/sys/kernel/pty/nr /proc/net/dev /proc/net/sockstat /proc/net/sockstat6 - /proc/net/snmp - /proc/net/snmp6 /proc/net/wireless /sys/class/net//duplex (half, full) /proc/cpuinfo (cpu MHz) /sys/devices/system/cpu/cpu/cpufreq/ (some parts requires root) - /sys/devices/system/cpu/offline - /sys/devices/system/cpu/online - /sys/devices/system/cpu/possible - /sys/devices/system/cpu/present - /proc/vmstat /proc/sys/fs/dentry-state This file contains information about the status of the directory cache (dcache). The file contains six numbers, nr_dentry, nr_unused, diff --git a/src/plugins/cpuonline.py b/src/plugins/cpuonline.py new file mode 100644 index 0000000..75e8bed --- /dev/null +++ b/src/plugins/cpuonline.py @@ -0,0 +1,52 @@ +# -*- python -*- +''' +xpybar – xmobar replacement written in python +Copyright © 2014 Mattias Andrée (maandree@member.fsf.org) + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . +''' + +from util import * + + +class CPUOnline: + ''' + Online CPU listing + + @variable offline:list Offline CPU:s + @variable online:list Online CPU:s + @variable possible:list Possible CPU:s + @variable present:list Present CPU:s + ''' + + + def __init__(self): + ''' + Constructor + ''' + def expand(data): + if '-' not in data: + return [int(data)] + range_ = lambda a, b : list(range(a, b + 1)) + return range_(*[int(x) for x in data.split('-')]) + + data = [] + for filename in ('offline', 'online', 'possible', 'present'): + with open('/sys/devices/system/cpu/online', 'rb') as file: + data.append(file.read()) + data = [x.decode('utf-8', 'replace').replace('\n', ' ').replace(',', ' ') for x in data] + data = [reduce(lambda x, y : x + y, map(expand, x.split(' '))) for x in data] + + (self.offline, self.online, self.possible, self.present) = data + diff --git a/src/plugins/snmp.py b/src/plugins/snmp.py new file mode 100644 index 0000000..dd73583 --- /dev/null +++ b/src/plugins/snmp.py @@ -0,0 +1,71 @@ +# -*- python -*- +''' +xpybar – xmobar replacement written in python +Copyright © 2014 Mattias Andrée (maandree@member.fsf.org) + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . +''' + +from util import * + + +class SNMP: + ''' + IPv4 SNMP data + ''' + + + def __init__(self): + ''' + Constructor + ''' + snmp = None + with open('/proc/net/snmp', 'rb') as file: + snmp = file.read() + snmp = snmp.decode('utf-8', 'replace') + + filter_ = lambda array : filter(lambda x : not x == '', array) + snmp = list(map(lambda x : x.split(' '), filter_(snmp.split('\n')))) + snmp_h = filter(lambda i : i % 2 == 0, range(len(snmp))) + snmp_d = filter(lambda i : i % 2 == 0, range(len(snmp))) + snmp_h = list(map(lambda i : snmp[i], snmp_h)) + snmp_d = list(map(lambda i : snmp[i], snmp_d)) + snmp = zip(snmp_h, snmp_d) + + self.__info = {} + for header_list, data_list in snmp: + prefix = header_list[0][:-1] + for suffix, value in zip(header_list[1:], data_list[1:]): + self.__info[prefix + suffix] = int(value) + + + def __contains__(self, key): + ''' + Get whether or not a key is available + + @param key:str The key + @return :bool The availability + ''' + return key in self.__info + + + def __getitem__(self, key): + ''' + Lookup a field from '/proc/net/snmp' + + @param key:str The field name + @return :int The value of the field + ''' + return self.__info[key] + diff --git a/src/plugins/snmp6.py b/src/plugins/snmp6.py new file mode 100644 index 0000000..99ccfaa --- /dev/null +++ b/src/plugins/snmp6.py @@ -0,0 +1,63 @@ +# -*- python -*- +''' +xpybar – xmobar replacement written in python +Copyright © 2014 Mattias Andrée (maandree@member.fsf.org) + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . +''' + +from util import * + + +class SNMP6: + ''' + IPv6 SNMP data + ''' + + + def __init__(self): + ''' + Constructor + ''' + snmp6 = None + with open('/proc/net/snmp6', 'rb') as file: + snmp6 = file.read() + snmp6 = snmp6.decode('utf-8', 'replace') + filter_ = lambda array : filter(lambda x : not x == '', array) + snmp6 = map(lambda x : filter_(x.split(' ')), filter_(snmp6.split('\n'))) + + self.__info = {} + for field, value in snmp6: + self.__info[field] = int(value) + + + def __contains__(self, key): + ''' + Get whether or not a key is available + + @param key:str The key + @return :bool The availability + ''' + return key in self.__info + + + def __getitem__(self, key): + ''' + Lookup a field from '/proc/net/snmp6' + + @param key:str The field name + @return :int The value of the field + ''' + return self.__info[key] + diff --git a/src/plugins/softirqs.py b/src/plugins/softirqs.py new file mode 100644 index 0000000..2adb191 --- /dev/null +++ b/src/plugins/softirqs.py @@ -0,0 +1,64 @@ +# -*- python -*- +''' +xpybar – xmobar replacement written in python +Copyright © 2014 Mattias Andrée (maandree@member.fsf.org) + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . +''' + +from util import * + + +class SoftIRQs: + ''' + Data from /proc/softirqs + ''' + + + def __init__(self): + ''' + Constructor + ''' + softirqs = None + with open('/proc/softirqs', 'rb') as file: + softirqs = file.read() + softirqs = softirqs.decode('utf-8', 'replace') + + filter_ = lambda array : filter(lambda x : not x == '', array) + softirqs = map(lambda x : x.split(' '), filter_(softirqs.split('\n')[1:])) + + self.__info = {} + for line in softirqs: + self.__info[line[0][:-1]] = [int(x) for x in line[1:]] + + + def __contains__(self, key): + ''' + Get whether or not a key is available + + @param key:str The key + @return :bool The availability + ''' + return key in self.__info + + + def __getitem__(self, key): + ''' + Lookup a field from '/proc/softirqs' + + @param key:str The field name + @return :list The value of the field, for each processor + ''' + return self.__info[key] + diff --git a/src/plugins/vmstat.py b/src/plugins/vmstat.py new file mode 100644 index 0000000..7b522e6 --- /dev/null +++ b/src/plugins/vmstat.py @@ -0,0 +1,62 @@ +# -*- python -*- +''' +xpybar – xmobar replacement written in python +Copyright © 2014 Mattias Andrée (maandree@member.fsf.org) + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . +''' + +from util import * + + +class VMStat: + ''' + Various virtual memory statistics + ''' + + + def __init__(self): + ''' + Constructor + ''' + vmstat = None + with open('/proc/vmstat', 'rb') as file: + vmstat = file.read() + vmstat = vmstat.decode('utf-8', 'replace') + vmstat = map(lambda x : x.split(' '), filter(lambda x : not x == '', vmstat.split('\n'))) + + self.__info = {} + for field, value in vmstat: + self.__info[field] = int(value) + + + def __contains__(self, key): + ''' + Get whether or not a key is available + + @param key:str The key + @return :bool The availability + ''' + return key in self.__info + + + def __getitem__(self, key): + ''' + Lookup a field from '/proc/vmstat' + + @param key:str The field name + @return :int The value of the field + ''' + return self.__info[key] + diff --git a/src/util.py b/src/util.py index 4698533..6b43e83 100644 --- a/src/util.py +++ b/src/util.py @@ -77,3 +77,20 @@ def spawn_read(*command): if out.endswith('\n'): out = out[:-1] return out + + +def reduce(f, items): + ''' + https://en.wikipedia.org/wiki/Fold_(higher-order_function) + + @param f:(¿E?, ¿E?)→¿E? The function + @param item:itr<¿E?> The input + @return ¿E? The output + ''' + if len(items) < 2: + return items + rc = items[0] + for i in range(1, len(items)): + rc = f(rc, items[i]) + return rc + -- cgit v1.2.3-70-g09d2