Kuninzi ngakumbi kwaye inemilinganiselo ngakumbi kunokuba uyayiqonda
Abasebenzisi abatsha kwiLinux (ngokukodwa Ubuntu) ngokukhawuleza bayazi umyalelo weSudo. Abasebenzisi abaninzi abayisebenzisi nayiphi na into ngaphandle kokudlula "imvume ephikisiwe" imiyalezo-kodwa uSudo wenza okungaphezulu.
Malunga neSudo
Ukungaqondi kakuhle ngeSudo kukuba kusetyenziswa kuphela ukubonelela iimvume eziphambili kumsebenzisi oqhelekileyo. Enyanisweni, umyalelo weSudo uvumela ukuba usebenze umyalelo njengalowo nawuphi na umsebenzisi, ngokugqithiseleyo ngokuqhelekileyo yintsika.
Indlela Yokunika Umsebenzisi Iimvume Zemvume
Abasebenzisi be-Ubuntu ngokuqhelekileyo bathatha amandla okusebenzisa umyalelo we-Sudo. Kungenxa yokuba, ngexesha lokufakela , umsebenzisi ongagqibekanga uyadalwa, kwaye umsebenzisi ongagqibekanga ku-Ubuntu uhlala ehleliwe kunye neemvume zothando. Ukuba usebenzisa ezinye izabelo okanye unabanye abasebenzisi ngaphakathi kwi-Ubuntu, nangona kunjalo, umsebenzisi kufuneka ukuba anikwe imvume yokusebenzisa umyalelo weSudo.
Kuphela abantu abambalwa kufuneka babe nokufikelela kumyalelo weSudo, kwaye kufuneka babe ngabalawuli benkqubo. Abasebenzisi kufuneka banikwe kuphela iimvume abayidingayo ukwenza imisebenzi yabo.
Ukunika abasebenzisi Iimvume zothando, ufuna nje ukuzongeza kwiqela leSudo. Xa udala umsebenzisi, sebenzisa umyalelo olandelayo:
sudo useradd -m -G sudo
Umyalelo ongentla uchaza umsebenzisi ngefowuni yekhaya kwaye ungeze umsebenzisi kwiqela leSudo. Ukuba umsebenzisi sele ekhona, ngoko unokongeza umsebenzisi kwiqela leSudo usebenzisa umyalelo olandelayo:
sudo usermod -a -G sudo
Ucocekile Sudo Ukukhohlisa xa Ulibale ukuLawula
Nantsi enye yale miyalelo yesigxina ongayifunda kwiingcaphephe ezicwangcisiweyo-kule ngxaki, ngenxa yokudlulela "umyalezo onqatshelwe" umyalezo. Ukuba ngumyalelo omde, unokwenyuka kwimbali uze ufake iSudo phambi kwayo, ungayiphinda kwakhona, okanye ungasebenzisa umyalelo olula olandelayo, oqhuba umyalelo wangaphambili usebenzisa iSudo:
sudo !!
Indlela yokutshintshela kwisiqalo somsebenzisi usebenzisa iSudo
Umyalelo we-S u se tyenziswe ukutshintsha kwi-akhawunti enye yomsebenzisi ukuya kwenye. Ukuqalisa umyalelo we -Su ngokutshintshela kwi-akhawunti ye-superuser. Ngoko ke, ukutshintshela kwi-akhawunti ye-superuser usebenzisa iSudo, mane usebenzise umyalelo olandelayo:
sudo su
Indlela yo kuqhuba i-Sudo Command kwiMvelaphi
Ukuba ufuna ukuqhuba umyalelo ofuna amalungelo angaphezulu kumbindi, sebenzisa umyalelo weSudo kunye ne--b ukutshintsha, njengoko kuboniswe apha:
sudo -b
Qaphela ukuba, ukuba umyalelo uqhutywa ufuna ukusebenzisana komsebenzisi, oku akuyi kusebenza.
Enye indlela yokuqhuba umyalelo kwimvelaphi kukuba ukongeza i-ampersand ekupheleni, ngolu hlobo:
sudo &
Indlela yokuHlela iiFayile usebenzisa i-Sudo Privileges
Indlela ecacileyo yokuhlela ifayile usebenzisa i-privileus privileges ukuqhuba umhleli njengeGNU nano , usebenzisa iSudo njengendlela elandelayo:
sudo nano
Ngapha koko, unokusebenzisa le syntax elandelayo:
sudo -e
Indlela yokuqhuba umyalelo njengomnye umsebenzisi usebenzisa iSudo
Njengoko kushiwo ngaphambili, umyalelo weSudo ungasetyenziswa ukuqhuba umyalelo njengalowo nawuphi na umsebenzisi. Ngokomzekelo, ukuba ungene ngemvume njengomsebenzisi "john" kwaye ufuna ukuqhuba umyalelo njenge "terry," ngoko usebenze umyalelo weSudo ngale ndlela elandelayo:
sudo-u terry
Ukuba ufuna ukuzama, yenza umsebenzisi omtsha obizwa ngokuba "uvavanyo" kwaye usebenzise umyalelo olandelayo ngu- Whoami :
sudo -u vavanyo oami
Indlela yokuqinisekisa i-Sudo Credentials
Xa uqhuba umyalelo usebenzisa iSudo, uya kutyunjwa iphasiwedi yakho. Kwithuba elithile emva koko, unokuqhuba ezinye imiyalelo usebenzisa iSudo ngaphandle kokungena iphasiwedi yakho. Ukuba unqwenela ukwandisa elo xesha, sebenzisa umyalelo olandelayo:
sudo -v
Okungakumbi NgeSudo
Kukho okunye ngakumbi kwiSudo kunokuba nje usebenze umyalelo njengomsebenzisi omkhulu. Khangela Umqondiso wethu weSudo ukubona ezinye iitshintshi ongazisebenzisa.