Liferay with S3 – The action Create Object in bucket cannot be performed with an invalid bucket: null

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Issue You are trying to integrate AWS S3 bucket with your Liferay Application. You have a dedicated IAM user, Access Key, Secret Key for the bucket. You are getting the below error. “ERROR: ” com.liferay.portal.kernel.exception.SystemException: org.jets3t.service.S3ServiceException: The action Create Object in bucket cannot be performed with an invalid bucket: null”” Resolution Makesure the below policy […]

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fatal: parameter inet_interfaces: no local interface found for ::1

13 Comments / RHEL /

Issue You are note able to restart / start postfix and getting the below error. fatal: parameter inet_interfaces: no local interface found for ::1 Solution Edit the file /etc/postfix/main.cf vim /etc/postfix/main.cf search for the line inet_interfaces = all And change it to: inet_interfaces = 127.0.0.1, 10.10.11.12 10.10.11.12 is your server local IP address :wq! Save

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DROWN – Cross-protocol attack on TLS using SSLv2

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Its the time for another openssl update, Update your openssl and openssl-libs packages with below commands. RHEL / CentOS / OEL (rpm based) yum update openssl Ubuntu / Debian Based (apt based) apt-get update openssl Check your installation at https://drownattack.com For more details : https://access.redhat.com/security/vulnerabilities/drown

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CentOS 7 / RHEL 7 – AWS ec2 – how to set hostname persistent across reboots

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Issue how to set hostname persistent across reboots in CentOS 7 / RHEL 7 on AWS ec2 CentOS 7 / RHEL 7 Hostname changes after reboots in aws ec2 Solution Set the hostname with the below command hostnamectl set-hostname hostname.yourdomainname.com Now run the below to change the cloud.cfg echo “preserve_hostname: true” >> /etc/cloud/cloud.cfg Reboot the

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Copy and CudaDrive services will be discontinued

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Copy.com (an alternative to Dropbox) by Barracuda announced today that the Copy and CudaDrive services will be discontinued on May 1, 2016. You can migrate your existing data from copy.com to Ondrive though Mover.io Blog Link on How to migrate : https://techlib.barracuda.com/COPY/MoveData Below is the official announcement from copy.com Copy and CudaDrive have provided easy-to-use

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OpenSSH – Information-leak vulnerability (CVE-2016-0777)

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Vulnerability Since version 5.4, the OpenSSH client supports an undocumented feature called roaming. If a connection to an SSH server breaks unexpectedly, and if the SSH server supports roaming as well, the client is able to reconnect to the server and resume the interrupted SSH session. The roaming feature is enabled by default in OpenSSH

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