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Anjali Tyagi

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Important

Copy the local repo (repo.tar) and Pause Container (k8s.gcr.io_pause_3.2.tar)

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to the RHEL/CentOS 7 or RHEL/Rocky Linux 8 server to install SCS Server

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15.

  1. Create a new working directory for the SCS Installation.

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Download the Swarm Bundle from https://datacore.custhelp.com/app/downloads/downloads  

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  1. Code Block
    mkdir /root/datacore

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  2. Copy repo.tar and k8s.gcr.io_pause_3.2.tar to “/root/datacore/”.
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Extra repo.tar to "/root/datacore/packages/”.
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ll /root/datacore/ 
total 986944 
-rwxr-xr-x. 1 root root       953 Nov 19 10:31 castor_license.txt 
d-wxrw--wt. 2 root root      4096 Nov 19 10:33 Elasticsearch 
d-wxrw--wt. 2 root root      4096 Nov 19 10:33 Gateway 
-rwxr-xr-x. 1 root root    692224 Nov 19 10:40 k8s.gcr.io_pause_3.2.tar 
drwxr-xr-x. 3 root root     61440 Nov 17 15:08 packages 
d-wxrw--wt. 2 root root      4096 Nov 24 00:45 Platform 
-rwxr-xr-x. 1 root root      2372 Nov 19 10:31 README.txt 
--wxrw--wt. 1 root root 983029760 Nov 19 10:34 repo.tar 
d-wxrw--wt. 2 root root      4096 Nov 19 10:31 UI 
  1. Create a local repo - “
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  1. /etc/yum.repos.d/local.repo”.
     Code Block
    [local]
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  1. 
name=Everything we need to install 
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  1. scs
baseurl=file:///root/datacore/packages
enabled=true
gpgcheck=0
  2. Create 
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  1. a local repo for installing Podman
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  1. . Example: “/etc/yum.repos.d/
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  1. podman.repo“.
Note
Verify the file name matches exactly.
 Code Block
[podman]
name=Dependencies for install podman 3.0.1
baseurl=file:///root/datacore/
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podman_packages
enabled=
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true
gpgcheck=
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0
  1. Disable base, updates, extras, and 
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  1.  CentOSPlus repositories. Add enable=0 to [base], [updates], [extras], and [centosplus] session of “/etc/yum.repos.d/CentOS-Base.repo” or rename it. 
     Code Block
    languagebash
    [base]
name=CentOS-$releasever - Base 
mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os&infra=$infra 
#baseurl=http://mirror.centos.org/centos/$releasever/os/$basearch/ 
gpgcheck=1 
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7 
enabled=0 

#released updates 
[updates] 
name=CentOS-$releasever - Updates 
mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=updates&infra=$infra 
#baseurl=http://mirror.centos.org/centos/$releasever/updates/$basearch/ 
gpgcheck=1 
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7 
enabled=0 

#additional packages that may be useful 
[extras] 
name=CentOS-$releasever - Extras 
mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=extras&infra=$infra 
#baseurl=http://mirror.centos.org/centos/$releasever/extras/$basearch/ 
gpgcheck=1 
enabled=0 
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7 

#additional packages that extend functionality of existing packages 
[centosplus] 
name=CentOS-$releasever - Plus 
mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=centosplus&infra=$infra 
#baseurl=http://mirror.centos.org/centos/$releasever/centosplus/$basearch/ 
gpgcheck=1 
enabled=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7 
  2. Flush repo metadata.
     Code Block
    yum clean all
yum repolist
  3. Install an NTP Server
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  1. . Do not use Active Directory as an NTP Server Source
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  1. .
    “The W32Time service is not a full-featured NTP solution that meets time-sensitive application needs.”​
    “The W32Time service cannot reliably maintain sync time to the range of 1 to 2 seconds. Such tolerances are outside the design specification of the W32Time service.”​
    From Microsoft KB 939322
     Code Block
    yum -y install chrony
  2. Configure sync with local NTP Server.
 Info
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Tip
NTP does not sync with the Active Directory.
  1. Add below hosts records to /etc/hosts 
     Code Block
    {SCS_External_IP}    www.datacore.com
{SCS_External_IP}    k8s.grc.io
 Note
Warning
The external IP addresses used in this step do not have to resolve to the actual hosts shown, but they must resolve to some reachable host. Also, they must not be on the internal or private network used by the storage cluster.
  1. Install Podman 3.0.1.
     Code Block
    yum -y install podman
  2. Verify 
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  1. the Podman 3.0.1 
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  1. installation is successful
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  1. .
     Code Block
    languagebash
    podman -v
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  1. The podman 
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  1.  version 
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  1. should be 3.0.1
  2. Load Pause Container.
     Code Block
    podman image load -i /root/datacore/k8s.gcr.io_pause_3.2.tar
  3. Verify the Pause Container is loaded 
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  1. and the container TAG label is 3.2.
     Code Block
    podman images
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  1. REPOSITORY        
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  1.  TAG     
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  1.  IMAGE 
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  1.  ID      
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  1.  CREATED        
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  1.  SIZE 
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  1. k8s.gcr.io/pause  
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  1.  3.2     
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  1.  80d28bedfe5d  
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  1.  22 
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  1.  months 
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  1.  ago  
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  1.  688 
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  1. kB
  2. Refer to 
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  1.  https://caringo.atlassian.net/wiki/spaces/public/pages/3042345098/Online+SCS+Installation and follow step 5 onwards.