ranger handbook

1 Ranger IntroductionApache Ranger provides a centralized security management framework that enables granular data access control for components such as hive,hbase for Hadoop ecosystems. By manipulating the Ranger console, administrators can easily configure policies to control user access to the HDFs folder, HDFs file, database, table, field permissions. These p

HDP Ambari integrated Installation tool is really a bit worse than Clouderamanager, not to mention the trouble of installation, even if the software installation package has been successfully installed, it does not mean that it can be used properly, the start of the HDP cluster process will be a lot of errors!First, when the service is started, there are some cyclic symbolic link errors, such as the following is one of the error messages that occur when you start Ranger:Setup_tagsync (upgrade_ty

to quickly find the information needed, resulting in poor user experience.The homepage of a website is the entrance of the website, decides the main influence of the browser and the main judging condition of the website's preference, so, no matter what aspect of the website, the homepage should try to brief, but the amount of information can not be less, through the more reasonable and excellent art will be presented by the artistic presentation of the message, For the visitors to bring visual

Before the ranger had written a Nessus article under Windows, then a friend asked me how to install it under Linux. Today Ranger takes CentOS 6 as an example to explain how to install Nessus 4.4.1. Related reading: [Free network and Host vulnerability Assessment Program Nessus 4.2.0 installation trial], [Nessus Browser not open solution], [use Nessus for Web application Security scanning] The operating sy

With the rapid development of information technology, more and more devices in the network, and gradually we found that relying on traditional means to a table analysis equipment (routers, switches, firewalls, servers, databases, middleware, etc.) logs have seriously affected our work efficiency, and not the availability of business systems to provide protection. Always play the role of a fireman after a problem arises. Therefore, it is time for the operation of the log to centrally manage. Key

Tools: SoftICE, Kingsoft Ranger 2002, VC ++ 7.0, PE viewer, SPY ++Test Platform: Window2000 Professional SP2Hello everyone! I would like to give you a good old age. I have been away from you for a year after a very quick start, and I have been separated from you for a year. I am so deeply impressed that I do not remember YY, but I will not forget everyone.This year has been so busy that I have no time to write articles while listening to music in the

from the product form or the use of automobiles, Tesla products tend to change products rather than product subversion. Although today's Tesla has gained attention in terms of products, it does not represent the future of smart electric vehicles, because they do not have the characteristics and characteristics of the "Industrial Revolution 4.0".This means that Tesla has yet to reach the realm of a future era of great opportunity, in which smart electric vehicles will usher in a new era in such

ServerInstall vncserver and RedHat as3 and install it automatically without any configuration.Run. You can run VNC with any user and run the command vncserver.Each time a server is started with a Code such as: 1: 2.Close: Use the command vncserver-kill: 1 to close the corresponding server.After the first startup, VNC uses the TWM client. If you want to use the complete gnome client, go to the home directory where the vncserver is started.CD./VNCVI xstartupRemove the # before the two rows, and th

different parameter to get the different output you want.Install ' Htop '! Absolutely Brief Encounter you.Htop renders the process as a list in the terminal, somewhat similar to Task Manager in Windows. You can use the combination of function keys to toggle the way you arrange and the items that are displayed. You can also kill the process directly in the htop.Simple input htop in the terminal can be run. Htop 6. Browse the file system using RangerIf Htop is a good helper for comm

up to 10 servers can be written. Of course, it must be a syslog server, otherwise it won't work. You can define the port of the Syslog server. The default is typically 514 of UDP. Receive syslogs from Device: devices receiving syslog Block syslogs from Device: masking syslog information sent from certain devices The interface is so simple, the configuration after the point "Start" can work, the following is the rogue with the Syslog generation tool to send some information, point "view Logs"

Operation process of the new import and export (Customs) system Ø data Preparation and actual operation 1) The setting of shipping data; import-export\ Basic Data et Shipment 2) The establishment of bonded materials; import-export\ Basic Data et contral Type 3 The purchase of raw material type setting; import-export\ Basic Data\import Material 4) outgoing product type setting; import-export\ Basic data\ Export Product 5 The manual basic data setting; import-export\ Basic data\

The keyboard wizard, simulation wizard, and keyboard Ranger provide different degrees of program simulation for the input of the mouse and keyboard on the Windows platform, which can achieve unattended automatic and repetitive operations. The simulation genie functions are far more powerful than the other two. It seems that it is truly committed to becoming a common automation tool, rather than playing a legitimate flag than the button genie, A series

1. The configure configuration used is:. /Configure-embedded MIPS-little-Endian-xplatform qws/Linux-MIPS-G ++-Prefix/opt/qte462-mips-release-opensource-confirm-license-WebKit-QT-zlib -QT-libpng-QT-libjpeg-QT-GIF-I $ qtdir/include/libz-L $ qtdir/lib-no-qt3support-make libs-nomake examples-nomake demos-no- multimedia-no-phonon-backend-no-Accessibility-no-script-no-scripttools-qconfig Ranger Previously used:. /Configure-embedded MIPS-little-Endian-xplatf

terminal. Although the latest Ubuntu system is 17.10, but because Geant 4.10.04 has tested Ubuntu for the major version number 16, we recommend Ubuntu 16.04. If you want to install other versions of GEANT4, you can also check the release Note, using an officially tested system to avoid many problems.1. System Preparation#### 安装必需的库文件Note: Libxmu-dev Libxi-dev has been renamed Libxmu-dev Libxi-dev under the new version of Ubuntu2. Download Geant4Download the latest version of geant4.10.04.tar.gz

connections should be considered, server resources should be minimized, and execution time should be minimized. How can I continue to optimize the code? It can run faster. Function ranger ($ url ){$ Headers = array ("Range: bytes = 0-32768 ");$ Curl = curl_init ($ url );Curl_setopt ($ curl, CURLOPT_HTTPHEADER, $ headers );Curl_setopt ($ curl, CURLOPT_RETURNTRANSFER, 1 );Return curl_exec ($ curl );Curl_close ($ curl );} // Curl settingsRequire dirna