shell(48) : ssh去除yes和卡住解决

######## StrictHostKeyChecking ########
rs0=`cat /etc/ssh/ssh_config|grep StrictHostKeyChecking|grep -v "#" |grep no|wc -l`
rs1=`cat /etc/ssh/ssh_config|grep StrictHostKeyChecking|grep "#" |wc -l`
rs2=`cat /etc/ssh/ssh_config|grep StrictHostKeyChecking|grep -v "#" |wc -l`
if [ $rs0 -eq 0 ] && [ $rs1 -gt 0 ] && [ $rs2 -eq 0 ]; then echo "StrictHostKeyChecking no" >> /etc/ssh/ssh_config; fi
if [ $rs0 -eq 0 ] && [ $rs1 -eq 0 ] && [ $rs2 -gt 0 ]; then sed -i "s/StrictHostKeyChecking ask/StrictHostKeyChecking no/g" /etc/ssh/ssh_config; fi
rs4=`cat /etc/ssh/ssh_config|grep StrictHostKeyChecking|grep -v "#"|grep no |wc -l`
if [ $rs4 -eq 0 ]; then cat /etc/ssh/ssh_config |grep -v StrictHostKeyChecking > ssh_config_tmp && cat ssh_config_tmp > /etc/ssh/ssh_config && echo "StrictHostKeyChecking no" >> /etc/ssh/ssh_config; fi
######## GSSAPIAuthentication ########
rs0=`cat /etc/ssh/ssh_config|grep GSSAPIAuthentication|grep -v "#" |grep no|wc -l`
rs1=`cat /etc/ssh/ssh_config|grep GSSAPIAuthentication|grep "#" |wc -l`
rs2=`cat /etc/ssh/ssh_config|grep GSSAPIAuthentication|grep -v "#" |wc -l`
if [ $rs0 -eq 0 ] && [ $rs1 -gt 0 ] && [ $rs2 -eq 0 ]; then echo "GSSAPIAuthentication no" >> /etc/ssh/ssh_config; fi
if [ $rs0 -eq 0 ] && [ $rs1 -eq 0 ] && [ $rs2 -gt 0 ]; then sed -i "s/GSSAPIAuthentication yes/GSSAPIAuthentication no/g" /etc/ssh/ssh_config; fi
rs4=`cat /etc/ssh/ssh_config|grep GSSAPIAuthentication|grep -v "#"|grep no |wc -l`
if [ $rs4 -eq 0 ]; then cat /etc/ssh/ssh_config |grep -v GSSAPIAuthentication > ssh_config_tmp && cat ssh_config_tmp > /etc/ssh/ssh_config && echo "GSSAPIAuthentication no" >> /etc/ssh/ssh_config; fi
######## UseDNS ########
rs0=`cat /etc/ssh/ssh_config|grep UseDNS|grep -v "#" |grep no|wc -l`
rs1=`cat /etc/ssh/ssh_config|grep UseDNS|grep "#" |wc -l`
rs2=`cat /etc/ssh/ssh_config|grep UseDNS|grep -v "#" |wc -l`
if [ $rs0 -eq 0 ] && [ $rs1 -gt 0 ] && [ $rs2 -eq 0 ]; then echo "UseDNS no" >> /etc/ssh/ssh_config; fi
if [ $rs0 -eq 0 ] && [ $rs1 -eq 0 ] && [ $rs2 -gt 0 ]; then sed -i "s/UseDNS yes/UseDNS no/g" /etc/ssh/ssh_config; fi
######### restart sshd  ########
service sshd restart