129 lines
4.3 KiB
Plaintext
129 lines
4.3 KiB
Plaintext
#!/sbin/runscript
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source /sbin/livecd-functions.sh
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depend()
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{
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before xdm autorun tigervnc
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after pwgen sshd portmap hald
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}
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start()
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{
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ebegin "Performing the SystemRescueCd specific initializations"
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CMDLINE="$(cat /proc/cmdline)"
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# ---- create file /var/log/lastlog so that ssh does not complain in the logs ----
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touch /var/log/lastlog
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# ---- create various directories ----
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mkdir -p /var/log/samba
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mkdir -p /var/cache/revdep-rebuild
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mkdir -p /var/run/dhcp
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chown dhcp:dhcp /var/run/dhcp
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# ---- disable screensaver in the console
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setterm -blank 0 -powersave off
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# ---- auto-detect software raid ----
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[ -n "$(which mdadm)" ] && mdadm --auto-detect 2>&1
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# ---- change the root password if requested in cmdline ----
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for curopt in ${CMDLINE}
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do
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if echo "${curopt}" | grep -q -E '^rootpass=[^ ]{1,32}$'
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then
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newpass="$(echo ${curopt} | sed -r -e 's!^rootpass=([^ ]{1,32})$!\1!g')"
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( echo root:${newpass} ) | chpasswd 1>/dev/null 2>&1
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fi
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done
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# ---- options to start/stop services ----
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for curopt in ${CMDLINE}
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do
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if echo "${curopt}" | grep -q -E '^initscript=[a-zA-Z0-9]{1,32}:[a-z]{1,32}$'
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then
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touch /var/log/initscript.log
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service="$(echo ${curopt} | sed -r -e 's!^initscript=([a-zA-Z0-9]{1,32}):([a-z]{1,32})$!\1!g')"
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action="$(echo ${curopt} | sed -r -e 's!^initscript=([a-zA-Z0-9]{1,32}):([a-z]{1,32})$!\2!g')"
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echo "initscript: found option ${curopt} (service=${service} and action=${action}" >| /var/log/initscript.log
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if [ -x "/etc/init.d/${service}" ]
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then
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cmd="/etc/init.d/${service} ${action}"
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${cmd} > /var/log/initscript-${service}.log 2>&1
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res=$?
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echo "initscript: ${cmd} --> ${res}" | tee -a /var/log/initscript.log
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else
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echo "initscript: /etc/init.d/${service} not found" | tee -a /var/log/initscript.log
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fi
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fi
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done
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# ---- options to configure and start the vncserver ----
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# eg: "rescuecd vncserver=2:mYpAsWd" will create two vnc displays (display=1 on port 5900 and display=2 on port 5901)
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# and the two displays will use the same password and the root user account (password=mYpAsWd)
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# this option should be used only once, but in case of multiple usages the last vncserver option overwrite the previous ones
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vnclog='/var/log/vncserver.log'
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for curopt in ${CMDLINE}
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do
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case "${curopt}" in
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vncserver\=*)
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echo '' >| ${vnclog}
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vncopt="$(echo ${curopt} | cut -d= -f2)"
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echo "vncserver: found option vncserver=${vncopt}" | tee -a ${vnclog}
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if echo "${vncopt}" | grep -q -E '^[1-9]:[^ ]{6,12}$'
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then
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[ -f /root/.vnc/passwd ] && rm -f /root/.vnc/passwd
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[ ! -d /root/.vnc ] && mkdir -p /root/.vnc
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sed -i -e 's!^DISPLAYS=.*!!g' /etc/conf.d/tigervnc
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displaycnt="$(echo ${curopt} | sed -r -e 's!^vncserver=([1-9]):([^ ]{6,12})$!\1!g')"
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password="$(echo ${curopt} | sed -r -e 's!^vncserver=([1-9]):([^ ]{6,12})$!\2!g')"
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echo "vncserver: ${displaycnt} displays will be created" | tee -a ${vnclog}
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echo "vncserver: creating password file in /root/.vnc/passwd:" >>${vnclog}
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echo -e "${password}\n${password}\n" | vncpasswd /root/.vnc/passwd >>${vnclog} 2>&1
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chmod 600 /root/.vnc/passwd
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echo "exec /usr/bin/startxfce4 >/dev/null 2>&1" >| /root/.vnc/xstartup
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chmod 700 /root/.vnc/xstartup
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displayopt=''
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for ((i=1; i <= displaycnt; i++))
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do
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echo "vncserver: preparing display number $i" | tee -a ${vnclog}
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displayopt="${displayopt} root:$i"
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displayopt="$(echo ${displayopt} | sed -e 's!^ !!g' | sed -e 's! $!!g')"
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done
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echo "DISPLAYS=\"${displayopt}\"" >> /etc/conf.d/tigervnc
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else
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echo "vncserver: invalid syntax (expected \"vncserver=x:mYpAsWd\")"
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echo " where x is the number of displays (1 or 2 in general)"
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echo " mYpAsWd is a password (between 6 and 12 characters)"
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sleep 2
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fi
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;;
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esac
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done
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# ---- clean /etc/mtab ----
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if grep -q -F 'tmpfs /newroot' /etc/mtab
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then
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rm -f /etc/mtab.bak
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cp /etc/mtab /etc/mtab.bak
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sed -i -e "/ \/newroot/d" /etc/mtab
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fi
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# ---- create a kernel options file ----
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if [ -f /proc/config.gz ]
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then
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cat /proc/config.gz | gzip -d > /root/kernel-$(uname -r).conf
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fi
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# ---- fix inittab for serial consoles
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livecd_fix_inittab
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/sbin/telinit q &>/dev/null
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# ---- mount tmpfs (important for backing store)
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mount -t tmpfs tmpfs /tmp
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}
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