Yum-cron - Sanya Sabunta Tsaro ta atomatik a CentOS 7

A cikin duniyar rikice-rikice da rikice-rikice na yanar gizo masu ɓarna da ɓarna, amfani da ɗaukakawar tsaro zai taimaka sosai wajen kiyaye tsarinku daga barazanar. Kuma abin farin ciki zai kasance idan aikace-aikacen waɗannan sabuntawa aka yi ta atomatik ba tare da sa hannun ku ba!

Wannan yana nufin cewa zaku damu sosai game da sabunta tsarinku da hannu kuma ku mai da hankali kan wasu ayyukan gudanarwa na tsarin.

Shawara Karanta: dnf-atomatik - Sanya Sabunta Tsaro Kai tsaye a cikin CentOS 8

A cikin wannan koyawa, zaku koyi yadda ake amfani da yum-cron don girka da saita sabunta tsaro ta atomatik akan tsarin ku na CentOS 7.

Yum-cron shine samfurin yum kuma kayan aikin layin umarni wanda ke bawa mai amfani damar sarrafa manajan kunshin Yum.

Mataki 1: Shigar da Utility na Yum-cron a cikin CentOS 7

Yum-cron ya kasance an sanya shi a kan CentOS 7, amma idan da kowane irin dalili ba ya nan, za ku iya shigar da shi ta hanyar tafiyar da umarnin.

# yum install yum-cron

Da zarar an gama shigarwar, tabbatar da kasancewar yum-cron mai amfani ta hanyar tafiyar da umarnin grep.

# rpm -qa | grep yum-cron

Mataki 2: Haɗa Sabunta Tsaro na atomatik a cikin CentOS 7

Bayan nasarar shigar da yum-cron mai amfani, kuna buƙatar saita shi don dawo da sabunta tsaro ta atomatik kuma sabunta tsarin ku. Akwai nau'ikan ɗaukakawa guda 2: sabuntawa wanda aka fara amfani dashi ta amfani da yum update umarni, ƙaramin sabuntawa kuma a ƙarshe sabunta tsaro.

A cikin wannan jagorar, zamu saita tsarin don karɓar ɗaukakawar tsaro ta atomatik. Don haka buɗe kuma gyara fayil ɗin yum-cron.conf wanda ke cikin hanyar da aka nuna.

# vi /etc/yum/yum-cron.conf

Gano wuri kirtanin update_cmd . Ta tsohuwa, an saita wannan zuwa tsoho. Yanzu gyara kuma saita ƙimar zuwa 'tsaro' .

update_cmd = security

Na gaba, gano wuri sigar update_messages kuma ka tabbatar an saita darajarta zuwa ‘ee’ .

update_messages = yes

Hakanan, yi daidai don zazzage_bayanai kazalika da apply_updates .

download_updates = yes
apply_updates = yes

Ya kamata tsarinku ya yi kama kamar yadda aka nuna a ƙasa.

Adana kuma ka fita fayil din sanyi.

Don canje-canjen su fara aiki, fara da kunna yum-cron daemon ko sabis akan taya kamar yadda aka nuna.

# systemctl start yum-cron
# systemctl enable yum-cron
# systemctl status yum-cron

Mataki na 3: Yadda zaka keɓe fakitoci daga Sabuntawa a Yum

Wani lokaci, ƙila kuna buƙatar kula da sigar ɗin kuma kar ku sabunta su saboda lamuran jituwa waɗanda zasu iya tashi tare da wasu aikace-aikacen da suka dogara da kunshin. Wasu lokuta, wannan na iya haɗawa da kwaya kanta.

Don cimma wannan, koma kan fayil ɗin sanyi yum-cron.conf . A ƙasan, a cikin ɓangaren [tushe] , saka layi tare da sigar 'ware' kuma ayyana fakitin da kake son warewa daga sabuntawa.

exclude = mysql* php* kernel*

Duk sunayen kunshin da suka fara da MySQL & php za'a cire su daga sabuntawa ta atomatik.

Sake kunna yum-cron don aiwatar da canje-canje.

# systemctl restart yum-cron

Mataki na 4: Duba rajistan ayyukan yum-cron

Ana adana bayanan yum-cron a cikin fayil /var/log/yum.log fayil. Don duba fakitin da aka sabunta sabunta umurnin cat.

# cat /var/log/yum.log  | grep -i updated

Sabunta tsarin atomatik ana sarrafa shi ta hanyar cron aiki wanda ke gudana kowace rana kuma ana adana shi a cikin fayil ɗin /var/log/cron . Don bincika rajistan ayyukan don aikin cron yau da kullun.

# cat /var/log/cron | grep -i yum-daily

Tsarin ku na CentOS 7 yanzu an gama shi cikakke don sabunta tsaro na atomatik kuma ba za ku damu kan sabunta da kanku da hannu ba.