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--- documentazione_3di_riservata:manuali_sysadmin:linuxreposerver [2018/09/24 14:52] – epapakroni
+++ documentazione_3di_riservata:manuali_sysadmin:linuxreposerver [Data sconosciuta] (versione attuale) – eliminata - modifica esterna (Data sconosciuta) 127.0.0.1
@@ Linea 1: / Linea 1: @@
-====== To Set a Network Repository Server on CentOS 7 ======
-===== To Set Up the Repository =====
-  * Here we are going to set in HTTP, so we need to install the httpd package first.
-<code xml>[root@linuxhelp ~]# yum install httpd -y
-Loaded plugins: fastestmirror, langpacks
-Loading mirror speeds from cached hostfile
- * base: centos.excellmedia.net
- * extras: centos.excellmedia.net
- * updates: centos.excellmedia.net
-Resolving Dependencies
---> Running transaction check
-.
-.
-.
-Installed:
-  httpd.x86_64 0:2.4.6-40.el7.centos
-Dependency Installed:
-  apr.x86_64 0:1.4.8-3.el7    apr-util.x86_64 0:1.5.2-6.el7    httpd-tools.x86_64 0:2.4.6-40.el7.centos    mailcap.noarch 0:2.1.41-2.el7
-Complete!</code>
-  * Run the following command to create directory, for the repository server
-<code xml>[root@linuxhelp ~]# mkdir /var/www/html/centos</code>
-  * Now initialize the database by installing createrepo
-<code xml>[root@linuxhelp ~]# yum install createrepo -y
-Loaded plugins: fastestmirror, langpacks
-Loading mirror speeds from cached hostfile
- * base: centos.excellmedia.net
- * extras: centos.excellmedia.net
- * updates: centos.excellmedia.net
-Resolving Dependencies
---> Running transaction check
-.
-.
-.
-Updated:
-  createrepo.noarch 0:0.9.9-25.el7_2
-Complete!</code>
-  * Run the following command to start the database.
-<code xml>[root@linuxhelp ~]# createrepo /var/www/html/centos/
-Saving Primary metadata
-Saving file lists metadata
-Saving other metadata
-Generating sqlite DBs
-Sqlite DBs complete</code>
-<code xml>[root@linuxhelp ~]# ls -l /var/www/html/centos/
-total 4
-drwxr-xr-x. 2 root root 4096 Apr 27 17:44 repodata
-[root@linuxhelp ~]# ls -l /var/www/html/centos/repodata/
-total 28
--rw-r--r--. 1 root root  586 Apr 27 17:44 01a3b489a465bcac22a43492163df43451dc6ce47d27f66de289756b91635523-filelists.sqlite.bz2
--rw-r--r--. 1 root root  123 Apr 27 17:44 401dc19bda88c82c403423fb835844d64345f7e95f5b9835888189c03834cc93-filelists.xml.gz
--rw-r--r--. 1 root root 1131 Apr 27 17:44 5dc1e6e73c84803f059bb3065e684e56adfc289a7e398946574d79dac6643945-primary.sqlite.bz2
--rw-r--r--. 1 root root  123 Apr 27 17:44 6bf9672d0862e8ef8b8ff05a2fd0208a922b1f5978e6589d87944c88259cb670-other.xml.gz
--rw-r--r--. 1 root root  575 Apr 27 17:44 7c36572015e075add2b38b900837bcdbb8a504130ddff49b2351a7fc0affa3d4-other.sqlite.bz2
--rw-r--r--. 1 root root  134 Apr 27 17:44 dabe2ce5481d23de1f4f52bdcfee0f9af98316c9e0de2ce8123adeefa0dd08b9-primary.xml.gz
--rw-r--r--. 1 root root 2962 Apr 27 17:44 repomd.xml </code>
-==== To Upgrade the Repository ====
-  * To upgrade it via internet, go to the CentOS download mirror and choose any link.
-''https://www.centos.org/download/mirrors/''
-  * Now choose your Version. In my case its Version 7.
-{{:documentazione_3di_riservata:manuali_sysadmin:snap_2.png?800|}}
-  * Open the OS directory, choose the required architecture and copy the link to download to the newly created directory inside the server.
-{{:documentazione_3di_riservata:manuali_sysadmin:snap_3.png?800|}}
-{{:documentazione_3di_riservata:manuali_sysadmin:snap_4.png?800|}}
-  * Now use the rsync command to transfer the contents to newly created directory inside the server.
-<code xml>[root@linuxhelp ~]# rsync -avz rsync://mirror.fibergrid.in/centos/7/os/x86_64/ /var/www/html/centos/
----------------------------------------------
-    Fibergrid Open Source Projects Mirror
-              Hyderabad, India
---------------------------------------------
-receiving incremental file list
-./
-.discinfo
-.treeinfo
-.
-.
-EFI/BOOT/grubx64.efi
-EFI/BOOT/fonts/
-EFI/BOOT/fonts/unicode.pf2
-LiveOS/
-LiveOS/squashfs.img</code>
-  * Use the following command to check the disk space after completing the download process.
-<code xml>[root@linuxhelp ~]# du -sch /var/www/html/centos/*
-.0K    /var/www/html/centos/CentOS_BuildTag
-.0M    /var/www/html/centos/EFI
-.0K    /var/www/html/centos/EULA
-K    /var/www/html/centos/GPL
-.
-.
-.0K    /var/www/html/centos/RPM-GPG-KEY-CentOS-7
-.0K    /var/www/html/centos/RPM-GPG-KEY-CentOS-Testing-7
-.0K    /var/www/html/centos/TRANS.TBL
-.0G    total</code>
-  * Repositories database needs to be updated.
-<code xml>[root@linuxhelp ~]# createrepo --update /var/www/html/centos/
-Spawning worker 0 with 3538 pkgs
-Workers Finished
-Saving Primary metadata
-Saving file lists metadata
-Saving other metadata
-Generating sqlite DBs
-Sqlite DBs complete</code>
-  * Now start and enable the httpd service and open the port for HTTP in firewall using the following commands.
-<code xml>[root@linuxhelp ~]# systemctl start httpd
-[root@linuxhelp ~]# systemctl enable httpd
-ln -s '/usr/lib/systemd/system/httpd.service' '/etc/systemd/system/multi-user.target.wants/httpd.service'
-[root@linuxhelp ~]# systemctl status httpd
-httpd.service - The Apache HTTP Server
-   Loaded: loaded (/usr/lib/systemd/system/httpd.service; enabled)
-   Active: active (running) since Wed 2016-04-27 18:44:24 IST; 3min 18s ago
-     Docs: man:httpd(8)
-           man:apachectl(8)
- Main PID: 40790 (httpd)
-   Status: "Total requests: 0; Current requests/sec: 0; Current traffic:   0 B/sec"
-   CGroup: /system.slice/httpd.service
-           ??40790 /usr/sbin/httpd -DFOREGROUND
-           ??40791 /usr/sbin/httpd -DFOREGROUND
-           ??40792 /usr/sbin/httpd -DFOREGROUND
-           ??40793 /usr/sbin/httpd -DFOREGROUND
-           ??40794 /usr/sbin/httpd -DFOREGROUND
-           ??40795 /usr/sbin/httpd -DFOREGROUND
-Apr 27 18:44:24 linuxhelp httpd[40790]: AH00557: httpd: apr_sockaddr_info_get() failed for linuxhelp
-Apr 27 18:44:24 linuxhelp httpd[40790]: AH00558: httpd: Could not reliably determine the server's fully qualified domain name, usi...message
-Apr 27 18:44:24 linuxhelp systemd[1]: Started The Apache HTTP Server.
-Hint: Some lines were ellipsized, use -l to show in full.</code>
-<code xml>[root@linuxhelp ~]# firewall-cmd --permanent --add-service=http
-success
-[root@linuxhelp ~]# firewall-cmd --reload
-success</code>
-  * Use the browser to verify the contents in the directory.
-{{:documentazione_3di_riservata:manuali_sysadmin:snap_5.png?800|}}
-=== To Configure the Client Machine ===
-  * In the /etc/yum.repos.d directory add the configuration files as follows.
-<code xml>[root@linuxhelp ~]# vim /etc/yum.repos.d/network.repo
-Add the following lines to the configuration file.
-[Network]
-name=Network repo
-baseurl=http://192.168.5.88/centos
-enabled=1
-gpgcheck=0 </code>
-  * Then clean and update the repository file.
-<code xml>[root@linuxhelp ~]# yum clean all
-Loaded plugins: fastestmirror, langpacks
-Cleaning repos: network
-Cleaning up everything
-Cleaning up list of fastest mirrors
-[root@linuxhelp ~]# yum update all
-Loaded plugins: fastestmirror, langpacks
-network                                                                                                              | 2.9 kB  00:00:00
-network/primary_db                                                                                                   | 2.7 MB  00:00:01
-Determining fastest mirrors
-No Match for argument: all
-No package all available.
-No packages marked for update
-[root@linuxhelp ~]# yum repolist all
-Loaded plugins: fastestmirror, langpacks
-Loading mirror speeds from cached hostfile
-repo id              repo name      status
-network              network repo   enabled:3538
-repolist: 3,538 </code>
-  * The repo which is created is displayed in the above output. Now install any package to check the repository is working fine or not.
-<code xml>[root@linuxhelp ~]# yum install httpd -y
-Loaded plugins: fastestmirror, langpacks
-Loading mirror speeds from cached hostfile
-Resolving Dependencies
---> Running transaction check
----> Package httpd.x86_64 0:2.4.6-17.el7.centos.1 will be installed
-.
-.
-.
-Installed:
-  httpd.x86_64 0:2.4.6-17.el7.centos.1
-Dependency Installed:
-  apr.x86_64 0:1.4.8-3.el7   apr-util.x86_64 0:1.5.2-6.el7   httpd-tools.x86_64 0:2.4.6-17.el7.centos.1   mailcap.noarch 0:2.1.41-2.el7
-Complete! </code>
- The httpd package is installed from the server not from the internet.
-=== To Keep the Repository up-to-date ===
-  * To keep the repositories up-to-date, set a cronjob by using rsync command to keep synchronizing new packages from the CentOS mirror server.
-<code xml>[root@linuxhelp ~]# crontab -e -u root
-no crontab for root - using an empty one
-crontab: installing new crontab </code>
-  * Now add the following entry to the crontab file and save it to set a cronjob at every day morning 8:30 AM.
-<code xml>30 8 * * * rsync -avz rsync: http://mirror.fibergrid.in/centos/7/os/x86_64/ /var/www/html/centos/</code>