Video: Kev siv Set_fact hauv Ansible yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Qhov module no tso cai rau kev teeb tsa tshiab hloov pauv. Cov kev hloov pauv tau teem rau ntawm tus tswv tsev-los-tus tswv tsev ib yam li qhov tseeb pom los ntawm kev teeb tsa module. Cov kev hloov pauv no yuav muaj rau cov kev ua si tom ntej thaum lub sijhawm ansible -playbook khiav. Teem cacheable rau yog kom txuag tau qhov sib txawv ntawm kev ua tiav siv qhov tseeb cache.
Khaws qhov no hauv kev xav, Pre_tasks hauv Ansible yog dab tsi?
ua haujlwm ua ntej yog ib txoj hauj lwm uas Ansible executes ua ntej executing tej hauj lwm uas hais nyob rau hauv. yml cov.
Kuj Paub, yog txhais Ansible? 'yog txhais 'in Ansible . Muaj kev tsim kho tshwj xeeb hauv Jinja2 / Ansible :'foo txhais ', uas tso cai rau koj los xyuas yog tias foo muaj nyob rau hauv tag nrho. Nws feem ntau yog siv rau hauv daim ntawv no: Nws yuav tsis yog 'False' xwb, nws yuav ua rau ansible txwv tsis pub khiav playbook nrog cov lus yuam kev.
Ib yam li ntawd, koj tuaj yeem nug, dab tsi yog qhov tseeb hauv Ansible?
Cias muab, Qhov tseeb tiag yog cov cuab yeej system uas tau sau los ntawm Ansible thaum nws ua haujlwm ntawm qhov chaw taws teeb. Cov qhov tseeb muaj cov ntsiab lus tseem ceeb xws li kev cia khoom thiab kev teeb tsa network txog lub hom phiaj.
Puas yog Ansible dawb?
Ansible yog ib qho cuab yeej qhib uas tuaj yeem siv rau Infrastructure muab thiab tswj kev teeb tsa. CLI raws li kev siv yog dawb nrog tsis muaj kev txwv ntawm tus naj npawb ntawm cov nodes raug tuav. Ansible Ntauwd ntawm qhov tod tes los nrog ib dawb daim ntawv tso cai rau tuav mus txog 10 nodes. Koj yuav tau them rau dab tsi ntxiv.
Pom zoo:
Dab tsi ntawm cov hauv qab no yog qhov zoo ntawm kev siv cov khoom siv pom kev hauv kev hais lus?
Qhov txiaj ntsig tseem ceeb ntawm kev siv cov khoom siv pom hauv koj cov lus hais yog tias lawv ua kom cov neeg tuaj saib muaj kev txaus siab, hloov kev mloog ntawm tus neeg hais lus, thiab ua rau tus neeg hais lus muaj kev ntseeg siab ntau dua hauv kev nthuav qhia tag nrho
Dab tsi yog qhov sib txawv loj ntawm kev txheeb xyuas qhov yuam kev thiab kev kho cov lej yuam kev?
Ob qhov kev tshawb nrhiav qhov yuam kev thiab kev kho qhov yuam kev yuav tsum muaj qee qhov ntawm cov ntaub ntawv rov qab xa mus nrog cov ntaub ntawv tiag tiag; kev kho yuav tsum muaj ntau tshaj li kev tshawb nrhiav. Parity bits yog ib txoj hauv kev yooj yim rau kev tshawb nrhiav qhov yuam kev. Ib qho parity me ntsis yog ib qho ntxiv me ntsis xa nrog cov ntaub ntawv uas tsuas yog 1-ntsis suav ntawm cov ntaub ntawv
Dab tsi yog qhov txawv ntawm cov neeg siv kev paub thiab kev paub ntawm cov neeg siv khoom?
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Dab tsi yog kev siv cov ntawv cim kev cai li cas koj nkag mus rau hauv Apex cov chav kawm thiab hauv Visualforce nplooj ntawv?
Cov ntawv sau kev cai tso cai rau cov neeg tsim khoom tsim cov ntawv thov ntau hom lus los ntawm kev nthuav qhia cov ntaub ntawv (piv txwv li, pab cov ntawv lossis cov lus yuam kev) hauv tus neeg siv hom lus. Cov ntawv sau kev cai yog cov ntawv sau muaj txiaj ntsig uas tuaj yeem nkag tau los ntawm Apex cov chav kawm, nplooj ntawv Visualforce, lossis cov khoom siv xob laim
Dab tsi yog qhov tseem ceeb ntawm kev siv kev coj ncaj ncees rau cov ntaub ntawv kev ruaj ntseg?
Rau cov kws tshaj lij kev ruaj ntseg cov ntaub ntawv, muaj ob lub hom phiaj tseem ceeb thaum nws los txog rau cov ntaub ntawv tseem ceeb: tiv thaiv nws thiab paub txog nws qhov chaw. Cov koom haum tsis tuaj yeem xav tias cov ntaub ntawv raug cai lossis tau txais los ntawm kev coj ncaj ncees