UPWORK/ODESK guru: Tips and Tricks for clients

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Additional version of Python 2.7.* from source code, local pip and mod_wsgi on Apache2.4

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Python – bunch of difficult sets of scripts on 80%. It is have own pros and cons. Very often – it is problems of difficult dependencies of application, when in OS we see old version of Python interpretator.
Building own version from source is the most appropriate variant of solving if need to use it only for local application in environment of some user or web servers.
Here is sample of commands of shell for getting copy of installation of Python in special directory – /opt.

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Written by spectre

March 2nd, 2017 at 11:07 am

Posted in Python snake

OpenStack : Glance 11.0.1 on OpenSuse 13.2 – ‘cannot import name _uuid_generate_random’

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Если вы получили этот питоньячий костыль при попытке запуска glance

ERROR: Unable to load glance-api-keystone from configuration file /etc/glance/glance-api-paste.ini.
Got: ImportError('cannot import name _uuid_generate_random',)

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Written by spectre

February 14th, 2017 at 5:35 pm

Posted in Openstack

OpenStack : по следам костыльного сообщения – No handlers could be found for logger “oslo_config.cfg”

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Отслеживания питоньячего кода привело к удивительном открытию. В процессы установки glance чуда по мануалам мы получили, в частности два питоньячих модуля в основной системе:

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Written by spectre

February 13th, 2017 at 6:06 pm

Posted in Openstack

OpenStack : Что такое нафиг OSLO, читаем о исходе

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http://docs.openstack.org/project-team-guide/oslo.html

Written by spectre

February 13th, 2017 at 3:48 pm

Posted in Openstack

OpenStack : Glance питоньячий костыль командной строки

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В отличии от консольного ‘opestack’, который может что-то сказать членораздельно о не нужных параметрах вызова, это поделка путает места параметров и типы ошибок.

Так при наличии параметров:

--os-identity-api-version 
или
--os-auth-type password

Она будет уперто выплевывать

#glance: error: argument : invalid choice: u'password' (choose from 'explain', 'image-create', 'image-delete', 'image-download', 'image-list', 'image-show', 'image-tag-delete', 'image-tag-update', 'image-update', 'image-upload', 'location-add', 'location-delete', 'location-update', 'md-namespace-create', 'md-namespace-delete', 'md-namespace-import', 'md-namespace-list', 'md-namespace-objects-delete', 'md-namespace-properties-delete', 'md-namespace-resource-type-list', 'md-namespace-show', 'md-namespace-tags-delete', 'md-namespace-update', 'md-object-create', 'md-object-delete', 'md-object-list', 'md-object-property-show', 'md-object-show', 'md-object-update', 'md-property-create', 'md-property-delete', 'md-property-list', 'md-property-show', 'md-property-update', 'md-resource-type-associate', 'md-resource-type-deassociate', 'md-resource-type-list', 'md-tag-create', 'md-tag-create-multiple', 'md-tag-delete', 'md-tag-list', 'md-tag-show', 'md-tag-update', 'member-create', 'member-delete', 'member-list', 'member-update', 'task-create', 'task-list', 'task-show', 'bash-completion', 'help', 'bash_completion')

Дайте студентам фламастеры и гоните горе кодеров из ПТУ …

Written by spectre

February 13th, 2017 at 2:10 pm

Posted in Openstack

OpenStack : OpenStackClient (python-openstackclient) общий клиент коммандной строки

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питонячий костыль в студии:

OpenStackClient (aka OSC) is a command-line client for OpenStack that brings the command set for Compute, Identity, Image, Object Store and Volume APIs together in a single shell with a uniform command structure. The primary goal is to provide a unified shell command structure and a common language to describe operations in OpenStack.

Где и что искать об этом костыле:

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Written by spectre

February 12th, 2017 at 3:07 pm

Posted in Openstack

OpenStack : компоненты хранилищ – Swift и Cinder

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https://www.ibm.com/developerworks/ru/library/cl-openstack-swift-cinder/#N10108

Written by spectre

February 8th, 2017 at 2:41 pm

Posted in Openstack

Mdadm Chaet Sheet – 6 tips

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Mdadm is the modern tool most Linux distributions use these days to manage software RAID arrays; in the past raidtools was the tool we have used for this. This cheat sheet will show the most common usages of mdadm to manage software raid arrays; it assumes you have a good understanding of software RAID and Linux in general, and it will just explain the commands line usage of mdadm. The examples bellow use RAID1, but they can be adapted for any RAID level the Linux kernel driver supports.

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Written by spectre

February 7th, 2017 at 4:40 pm

Posted in Arrays and Disks

google the ISP with 2^96 IPv6 addresses

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Google has 79 billion billion billion IPv6 addresses, is buying up massive amounts of dark fiber, and building a massive data center. Just what is Google up to?

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Written by spectre

December 16th, 2016 at 1:12 pm

Posted in CSF,ipv6

Conversion table types in MySQL #2

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Sometimes it is necessary to convert a MySQL table in an existing database. For example, I ran into this with the need to create relationships between tables through the foreign key. As it turned out, the default MySQL MyISAM engine does not support this. To create a link table must be of type InnoDB. But this is not a big problem, because you can convert the table. To convert a single table SQL query is enough (which can be done, for example, through phpmyadmin):

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Written by spectre

December 12th, 2016 at 3:07 pm

Posted in Mysql