Overview

The installation of RightLink 10 consists of a statically compiled Go binary with supporting binaries, scripts, and configuration files. System configuration files are also updated to allow RightLink to function within the operating system. Details of the installation is below.

Linux

The following items are created or updated upon the installation of RightLink 10 on Linux:

Filepath Format Purpose
/var/lib/rightscale-identity bash-style VAR=value assignments Provide information for RightLink to connect to the RightScale platform. This file is created through cloud-init or the rightlink.enable.sh script with root only permissions.
/var/lib/rightlink directory Directory to store data files. Created with rightlink write-only permissions.
/var/run/rightlink directory Run-time variable data directory. Created with rightlink only permissions.
/var/run/rightlink/secret bash-style VAR=value assignments Provide local/proxy secrets to other scripts/programs running on the instance, such as rsc. This file is created with rightlink only permissions.
/var/run/rightlink/state JSON Stores state information about RightLink.
/var/spool/rightlink directory Directory to store attachments, scripts (code). Created with rightlink only permissions.
/usr/local/bin/rightlink Binary RightLink executable
/usr/local/bin/rsc Binary RightScale API client executable
/var/log/rightlink.log Log file RightLink installation log. Created with root-only permissions.
/var/log/upstart/rightlink.log
journalctl -u rightlink
Log file The rightlink process logs to standard output. This log is also duplicated in the Server's audit entries as an entry named named RightLink 10 <version> log pid <process pid>. Each init system captures standard out differently. For Upstart, see /var/log/upstart/rightlink.log. For Systemd, use journalctl -u rightlink.
/etc/init/rightlink.conf
/etc/init.d/rightlink
/etc/systemd/system/rightlink.service
Service config files Service config files
/etc/cron.d/rightlink-upgrade crontab Created by RL10 Linux Upgrade base ServerTemplate script to periodically upgrade RightLink
/home/rightlink Home directory Default $HOME dir for RightScript executions.
/etc/sudoers Sudo config Update to include configuration files in /etc/sudoers.d/ directory, 90-rightscale is located.
/etc/sudoers.d/90-rightscale Sudo config Sudo configuration for the rightlink (rightlink service) user. Default configuration provides unrestricted sudo permission.

Windows

  • Starting with 10.2.1, user runs under a configurable account which defaults to an Administrative account named RightLink.
  • Installing RightLink 10 for RCA-V includes additional networking scripts and configuration files. View the Advanced Networking for vSphere (Files/Windows section) document for details.

The following items are installed upon the installation of RightLink 10 on Windows:

Filepath Format Purpose
C:\ProgramData\RightScale\RightLink directory Run-time variable data directory
C:\ProgramData\RightScale\RightLink\rightscale-identity VAR=value assignments Provide information for RightLink to connect to the RightScale platform. This file is created through the Ec2ConfigService or rightlink.enable.ps1 script. The values are fed into the NSSM service.
C:\ProgramData\RightScale\RightLink\secret VAR=value assignments Provide local/proxy secrets to other scripts/programs running on the instance, such as rsc.exe. This file is created with rightlink only permissions.
C:\ProgramData\RightScale\RightLink\state JSON Stores state information about RightLink.
Temp dir for RightLink user directory Directory to store attachments, scripts (code).
C:\Program Files\RightScale\RightLink directory Install directory for binaries, Powershell scripts, and logs
C:\Program Files\RightScale\RightLink\nssm.exe Binary Non-Sucking Service Manager, used to manage the RightLink service.
C:\Program Files\RightScale\RightLink\rightlink.exe Binary RightLink executable
C:\Program Files\RightScale\RightLink\rsc.exe Binary RightScale API client executable
C:\Program Files\RightScale\RightLink\userdata-fetcher.ps1 Powershell script The equivalent of cloud-init for windows. Runs at startup to fetch userdata containing RightScale instance credentials from the cloud
C:\Program Files\RightScale\RightLink\Logs\install.log Log file RightLink install log.
C:\Program Files\RightScale\RightLink\Logs\userdata-fetcher.log Log file Userdata fetcher script logs to here.
C:\Program Files\RightScale\RightLink\Logs\rightlink.log Log file RightLink program log.
Scheduled task Scheduled task Created by RL10 Windows Upgrade base ServerTemplate script to periodically upgrade RightLink
C:\Users\Rightlink Home directory Home dir for the RightLink user, selected or created at installation time
RightLink Windows service Runs rightlink executable (rightlink.exe)
RightLinkUserData Windows service Fetches userdata by calling userdata-fetcher.ps1, then start RightLink service