arif/xcat-core
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

defect 4231

Browse Source
This commit is contained in:
lissav 2014-07-21 12:42:10 -04:00
parent b47d73efec
commit 616b6fbc6d
1 changed files with 73 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

74
xCAT/postscripts/remoteshell
View File

@ -4,7 +4,7 @@
# This script adds xCAT specific setup to the /etc/ssh/sshd_config and ssh_config file
# It calls getcredentials.awk to get from the xcatmaster ssh host keys from the
# /etc/xcat/hostkeys directory and puts in /etc/ssh on the node the following keys
# ssh_host_dsa_key,ssh_host_rsa_key
# ssh_host_dsa_key,ssh_host_rsa_key, ssh_host_ecdsa_key (if supported)
# It calls getcredentials.awk to get from the xcatmaster root ssh keys from the
# ~/.ssh directory on the xcatmaster and put in ~/.ssh on the node the following keys:
# If site.enablesshbetweennodes is yes
@ -87,6 +87,7 @@ allowcred.awk &
CREDPID=$!
sleep 1
#download the ssh host dsa private keys
if [ $useflowcontrol = "1" ]; then
#first contact daemon xcatflowrequest <server> 3001
logger -t xCAT -p local4.info "remoteshell: sending xcatflowrequest $master 3001"
@ -153,6 +154,7 @@ else
fi
rm /tmp/ssh_dsa_hostkey
# download the host rsa key
if [ $useflowcontrol = "1" ]; then
#first contact daemon xcatflowrequest <server> 3001
logger -t xCAT -p local4.info "remoteshell: sending xcatflowrequest $master 3001"
@ -164,6 +166,7 @@ if [ $useflowcontrol = "1" ]; then
useflowcontrol=0
fi
fi
getcredentials.awk ssh_rsa_hostkey | grep -E -v '</{0,1}xcatresponse>|</{0,1}serverdone>' | sed -e 's/&lt;/</' -e 's/&gt;/>/' -e 's/&amp;/&/' -e 's/&quot/"/' -e "s/&apos;/'/" > /tmp/ssh_rsa_hostkey
#check whether the message is an error or not
@ -217,6 +220,75 @@ else
fi
rm /tmp/ssh_rsa_hostkey
# if there is a ecdsa host key on the node then download the replacement from the MN/SN
if [ -f ssh_host_ecdsa_key ]; then
# download the host ecdsa key
if [ $useflowcontrol = "1" ]; then
#first contact daemon xcatflowrequest <server> 3001
logger -t xCAT -p local4.info "remoteshell: sending xcatflowrequest $master 3001"
/$xcatpost/xcatflowrequest $master 3001
rc=$?
logger -t xCAT -p local4.info "remoteshell:xcatflowrequest return=$rc"
if [ $rc -ne 0 ]; then
logger -t xCAT -p local4.info "remoteshell: error from xcatflowrequest, will not use flow control"
useflowcontrol=0
fi
fi
getcredentials.awk ssh_ecdsa_hostkey | grep -E -v '</{0,1}xcatresponse>|</{0,1}serverdone>' | sed -e 's/&lt;/</' -e 's/&gt;/>/' -e 's/&amp;/&/' -e 's/&quot/"/' -e "s/&apos;/'/" > /tmp/ssh_ecdsa_hostkey
#check whether the message is an error or not
grep -E '<error>' /tmp/ssh_ecdsa_hostkey
if [ $? -ne 0 ]; then
#the message received is the data we request
cat /tmp/ssh_ecdsa_hostkey | grep -E -v '</{0,1}errorcode>|/{0,1}data>|</{0,1}content>|</{0,1}desc>' >/etc/ssh/ssh_host_ecdsa_key
logger -t xCAT -p local4.info ssh_ecdsa_hostkey
MYCONT=`cat /etc/ssh/ssh_host_ecdsa_key`
MAX_RETRIES=10
RETRY=0
while [ -z "$MYCONT" ]; do
# not using flow control , need to sleep
if [ $useflowcontrol = "0" ]; then
let SLI=$RANDOM%10
let SLI=SLI+10
sleep $SLI
fi
RETRY=$(($RETRY+1))
if [ $RETRY -eq $MAX_RETRIES ]
then
break
fi
if [ $useflowcontrol = "1" ]; then
#first contact daemon xcatflowrequest <server> 3001
logger -t xCAT -p local4.info "remoteshell: sending xcatflowrequest $master 3001"
/$xcatpost/xcatflowrequest $master 3001
rc=$?
logger -t xCAT -p local4.info "remoteshell:xcatflowrequest return=$rc"
if [ $rc -ne 0 ]; then
logger -t xCAT -p local4.info "remoteshell: error from xcatflowrequest, will not use flow control"
useflowcontrol=0
fi
fi
getcredentials.awk ssh_ecdsa_hostkey | grep -v '<'|sed -e 's/&lt;/</' -e 's/&gt;/>/' -e 's/&amp;/&/' -e 's/&quot/"/' -e "s/&apos;/'/" > /etc/ssh/ssh_host_ecdsa_key
MYCONT=`cat /etc/ssh/ssh_host_ecdsa_key`
done
chmod 600 /etc/ssh/ssh_host_ecdsa_key
if ! grep "PRIVATE KEY" /etc/ssh/ssh_host_ecdsa_key > /dev/null 2>&1 ; then
rm /etc/ssh/ssh_host_ecdsa_key
else
ssh-keygen -y -f /etc/ssh/ssh_host_ecdsa_key > /etc/ssh/ssh_host_ecdsa_key.pub
chmod 644 /etc/ssh/ssh_host_ecdsa_key.pub
chown root /etc/ssh/ssh_host_ecdsa_key.pub
fi
else
#This is an error message
ERR_MSG=`sed -n 's%.*<error>\(.*\)</error>.*%\1%p' /tmp/ssh_ecdsa_hostkey`
logger -t xCAT -p local4.err Error: $ERR_MSG
fi
rm /tmp/ssh_ecdsa_hostkey
fi
if [[ $NTYPE = service ]]; then
mkdir -p /etc/xcat/hostkeys
cp /etc/ssh/ssh* /etc/xcat/hostkeys/.