mirror of
https://github.com/xcat2/xcat-core.git
synced 2025-05-30 01:26:38 +00:00
422 lines
11 KiB
Bash
Executable File
422 lines
11 KiB
Bash
Executable File
#!/bin/bash
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function step_0100_welcome()
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{
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local -i ret=0
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dialog --backtitle 'xCAT Wizard' \
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--yes-label 'Next' --no-label 'Cancel' \
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--title 'Welcome' \
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--cr-wrap \
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--yesno \
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"Welcome to use xCAT Wizard.\n\nBy answering a series of questions, this wizard will assist in the configuration of xCAT." \
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18 72
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ret="$?"
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case "${ret}" in
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0) XCAT_WIZARD_STAGE="0200" ;;
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*)
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clear
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exit 255 ;;
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esac
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}
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function step_0200_cluster_size()
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{
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local -i ret=0
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exec 3>&1
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XCAT_WIZARD_0200_NODES="$(dialog --backtitle 'xCAT Wizard' \
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--ok-label 'Next' --cancel-label 'Prev' \
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--extra-button --extra-label 'Skip' \
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--title 'Cluster size' \
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--inputbox \
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"How many nodes do you plan to have in xCAT cluster? xCAT will do some optimization and performance tuning based on this number.\n\nAn exact number is not necessary, a rough estimate will do." \
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18 72 "${XCAT_WIZARD_0200_NODES:-100}" \
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2>&1 1>&3)"
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ret="$?"
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exec 3>&-
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# Treat the hostname properly
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case "${ret}" in
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0) XCAT_WIZARD_STAGE="0300" ;;
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1) XCAT_WIZARD_STAGE="0100" ;;
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3)
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answer_later
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XCAT_WIZARD_STAGE="0300"
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;;
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*) exit 255 ;;
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esac
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}
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function step_0300_network_adapter()
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{
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local -i ret=0
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local oIFS="${IFS}"
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IFS=$'\n'
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local -a items=(`
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IFS="${oIFS}"
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while read -r nic blah
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do
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[[ ${nic} =~ : ]] || continue
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nic="${nic%:}"
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[[ "${nic}" = "lo" ]] && continue
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mac=""
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inet=""
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inet6=""
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while read -r key addr blah
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do
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case "${key}" in
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"link/"*)
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mac="${addr}"
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;;
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"inet")
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inet="${addr}"
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;;
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"inet6")
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inet6="${addr}"
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;;
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esac
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done < <(ip addr show "${nic}")
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echo "${nic}"
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echo "${mac} ${inet}"
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done </proc/net/dev
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`)
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IFS="${oIFS}"
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exec 3>&1
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XCAT_WIZARD_0300_NIC="$(dialog --backtitle 'xCAT Wizard' \
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--ok-label 'Next' --cancel-label 'Prev' \
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--extra-button --extra-label 'Skip' \
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--default-item "${XCAT_WIZARD_0300_NIC}" \
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--title 'Network adapter' \
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--menu \
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"Please choose the network adapter which is connected to the cluster management network.\n\nThe xCAT management network is the network used by the management node to do the operating system deployment.\n\nIf you have a large cluster with service nodes, choose the network adapter connected to the management network to which multiple service nodes are connected." \
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18 72 12 "${items[@]}" \
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2>&1 1>&3)"
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ret="$?"
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exec 3>&-
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case "${ret}" in
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0)
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XCAT_WIZARD_MASTER="`
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while read -r key addr blah
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do
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case "${key}" in
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"link/"*)
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mac="${addr}"
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;;
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"inet")
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inet="${addr}"
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;;
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"inet6")
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inet6="${addr}"
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;;
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esac
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done < <(ip addr show "${XCAT_WIZARD_0300_NIC}")
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echo "${inet}"
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`"
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chdef -t site "master=${XCAT_WIZARD_MASTER%%/*}" >/dev/null 2>&1
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XCAT_WIZARD_STAGE="0400"
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;;
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1) XCAT_WIZARD_STAGE="0200" ;;
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3)
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answer_later
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XCAT_WIZARD_STAGE="0400"
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;;
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*) exit 255 ;;
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esac
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}
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function step_0400_configure_name_server()
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{
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local -i ret=0
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local use_external_dns=""
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exec 3>&1
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XCAT_WIZARD_0400_DNS_SERVER="$(dialog --backtitle 'xCAT Wizard' \
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--ok-label 'Next' --cancel-label 'Prev' \
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--extra-button --extra-label 'Skip' \
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--default-item "${XCAT_WIZARD_0400_DNS_SERVER}" \
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--title 'Configure name server' \
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--menu \
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"Will this cluster have a separate DNS subdomain?\n\nIf you have a small number of nodes in this cluster, use an external DNS server to do all the name resolutions may be preferred. In this case, either all nodes in this cluster can be resolved with external DNS server, or a simple /etc/hosts file will be used to do all the name resolving in this cluster.\n\nOn the other hand, If you have a cluster with a large number of nodes, using a separate DNS subdomain for the whole cluster may be a good idea. In this case, this management node will act as the primary master name server of this subdomain." \
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20 74 14 \
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"No" "use external DNS server" \
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"Yes" "use separate subdomain, and act as primary master name server" \
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2>&1 1>&3)"
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ret="$?"
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exec 3>&-
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case "${ret}" in
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0)
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if [[ "${XCAT_WIZARD_0400_DNS_SERVER}" = "Yes" ]]
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then
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chdef -t site "nameservers=${XCAT_WIZARD_MASTER%%/*}" >/dev/null 2>&1
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fi
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XCAT_WIZARD_STAGE="0500"
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;;
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1) XCAT_WIZARD_STAGE="0300" ;;
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3)
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answer_later
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XCAT_WIZARD_STAGE="0500"
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;;
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*) exit 255 ;;
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esac
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}
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function step_0500_hostname()
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{
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local -i ret=0
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local hostname="$(hostname -s 2>/dev/null)"
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XCAT_WIZARD_0500_HOSTNAME="${hostname%%.*}"
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exec 3>&1
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XCAT_WIZARD_0500_HOSTNAME="$(dialog --backtitle 'xCAT Wizard' \
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--ok-label 'Next' --cancel-label 'Prev' \
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--extra-button --extra-label 'Skip' \
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--title 'Hostname' \
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--inputbox \
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"Please enter the hostname for this system.\n\nThe hostname is a single word that identifies your system to the network. If you do not know what your hostname should be, please consult your network administrator." \
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18 72 "${XCAT_WIZARD_0500_HOSTNAME}" \
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2>&1 1>&3)"
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ret="$?"
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exec 3>&-
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# Treat the hostname properly
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case "${ret}" in
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0) XCAT_WIZARD_STAGE="0600" ;;
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1) XCAT_WIZARD_STAGE="0400" ;;
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3)
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answer_later
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XCAT_WIZARD_STAGE="0600"
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;;
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*) exit 255 ;;
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esac
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}
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function step_0600_dns_domain_name()
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{
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local -i ret=0
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local dns_domain_name="$(hostname -d 2>/dev/null)"
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XCAT_WIZARD_0600_DNS_DOMAIN_NAME="${dns_domain_name}"
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exec 3>&1
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XCAT_WIZARD_0600_DNS_DOMAIN_NAME="$(dialog --backtitle 'xCAT Wizard' \
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--ok-label 'Next' --cancel-label 'Prev' \
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--extra-button --extra-label 'Skip' \
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--title 'DNS domain name' \
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--inputbox \
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"Please enter the FQDN (Fully Qualified Domain Name) of this system.\n\nThe FQDN (Fully Qualified Domain Name) of the system is the name that the resolver returns for the host name, such as, ursula.example.com. It is usually the hostname followed by the DNS domain name (the part after the first dot).\n\nIf you do not know what your domain name should be, please consult your network administrator." \
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18 72 "${XCAT_WIZARD_0600_DNS_DOMAIN_NAME}" \
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2>&1 1>&3)"
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ret="$?"
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exec 3>&-
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# Treat the DNS domain name properly
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case "${ret}" in
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0)
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chdef -t site "domain=${XCAT_WIZARD_0600_DNS_DOMAIN_NAME}" >/dev/null 2>&1
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XCAT_WIZARD_STAGE="0700"
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;;
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1) XCAT_WIZARD_STAGE="0500" ;;
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3)
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answer_later
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XCAT_WIZARD_STAGE="0700"
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;;
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*) exit 255 ;;
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esac
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}
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function step_0700_dns_servers()
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{
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local -i ret=0
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local -a nameservers=()
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while read -r
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do
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REPLY="${REPLY%%#*}"
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set -- ${REPLY}
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[[ "$1" = "nameserver" ]] && nameservers+=("$2")
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done </etc/resolv.conf
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exec 3>&1
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local oIFS="${IFS}"
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IFS=$'\n'
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XCAT_WIZARD_0700_NAME_SERVERS=($(dialog --backtitle 'xCAT Wizard' \
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--ok-label 'Next' --cancel-label 'Prev' \
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--extra-button --extra-label 'Skip' \
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--title 'DNS Servers' \
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--form \
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"Please input the IP address of your DNS servers below.\n\nThese are Internet addresses of name servers that the resolver should query, either an IPv4 address (in dot notation), or an IPv6 address in colon (and possibly dot) notation as per RFC 2373. Up to three DNS servers can be listed here.\n\nYou may consult your network administrator if needed." \
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18 72 3 \
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"Primary DNS Server" 1 1 "${nameservers[0]}" 1 25 40 255 \
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"Secondary DNS Server" 2 1 "${nameservers[1]}" 2 25 40 255 \
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"Tertiary DNS Server" 3 1 "${nameservers[2]}" 3 25 40 255 \
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2>&1 1>&3
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))
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ret="$?"
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IFS="${oIFS}"
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exec 3>&-
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case "${ret}" in
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0)
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# Save the configuration to /etc/resolv.conf
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while read -r ; do echo "${REPLY}" ; done \
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>/etc/resolv.conf <<-EOF
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# Generated by xCAT Wizard
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$(
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for n in "${XCAT_WIZARD_0700_NAME_SERVERS[@]}"
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do
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echo "nameserver ${n}"
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done
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)
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domain ${XCAT_WIZARD_0600_DNS_DOMAIN_NAME}
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search ${XCAT_WIZARD_0600_DNS_DOMAIN_NAME}
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EOF
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chdef -t site "forwarders=${XCAT_WIZARD_0700_NAME_SERVERS[0]}" >/dev/null 2>&1
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if [[ "${XCAT_WIZARD_0400_DNS_SERVER}" = "No" ]]
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then
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chdef -t site "nameservers=${XCAT_WIZARD_0700_NAME_SERVERS[0]}" >/dev/null 2>&1
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fi
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XCAT_WIZARD_STAGE="0800"
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;;
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1) XCAT_WIZARD_STAGE="0600" ;;
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3)
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answer_later
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XCAT_WIZARD_STAGE="0800"
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;;
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*) exit 255 ;;
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esac
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}
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function step_0800_ntp_servers()
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{
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local -i ret=0
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local -a ntp_servers=()
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while read -r
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do
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REPLY="${REPLY%%#*}"
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set -- ${REPLY}
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if [[ "$1" = "server" ]]
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then
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[[ $2 =~ ^127\. ]] && continue
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ntp_servers+=("$2")
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fi
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done </etc/ntp.conf
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local -i i
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for i in {0..3}
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do
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[[ "${#ntp_server}" -ge 4 ]] && break
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ntp_servers+=("${i}.pool.ntp.org")
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done
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exec 3>&1
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local oIFS="${IFS}"
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IFS=$'\n'
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XCAT_WIZARD_0800_NTP_SERVERS=($(dialog --backtitle 'xCAT Wizard' \
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--ok-label 'Next' --cancel-label 'Prev' \
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--extra-button --extra-label 'Skip' \
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--title 'NTP Servers' \
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--form \
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"Please input the IP addresses of your NTP servers below.\n\nNetwork Time Protocol (NTP) is a networking protocol for clock synchronization between computer systems over packet-switched, variable-latency data networks. Up to four NTP servers can be listed here.\n\nYou may consult your network administrator if needed." \
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18 72 4 \
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"Primary NTP Server" 1 1 "${ntp_servers[0]}" 1 25 40 255 \
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"Secondary NTP Server" 2 1 "${ntp_servers[1]}" 2 25 40 255 \
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"Tertiary NTP Server" 3 1 "${ntp_servers[2]}" 3 25 40 255 \
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"Quaternary NTP Server" 4 1 "${ntp_servers[3]}" 4 25 40 255 \
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2>&1 1>&3
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))
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ret="$?"
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IFS="${oIFS}"
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exec 3>&-
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case "${ret}" in
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0)
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chdef -t site "extntpservers=${XCAT_WIZARD_0800_NTP_SERVERS[0]}${XCAT_WIZARD_0800_NTP_SERVERS[1]:+,}${XCAT_WIZARD_0800_NTP_SERVERS[1]}${XCAT_WIZARD_0800_NTP_SERVERS[2]:+,}${XCAT_WIZARD_0800_NTP_SERVERS[2]}${XCAT_WIZARD_0800_NTP_SERVERS[3]:+,}${XCAT_WIZARD_0800_NTP_SERVERS[3]}" >/dev/null 2>&1
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makentp >/dev/null 2>&1
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XCAT_WIZARD_STAGE="9900"
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;;
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1) XCAT_WIZARD_STAGE="0700" ;;
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3)
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answer_later
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XCAT_WIZARD_STAGE="9900"
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;;
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*) exit 255 ;;
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esac
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}
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function step_9900_summary()
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{
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local -i ret=0
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dialog --backtitle 'xCAT Wizard' \
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--yes-label 'Okay' --no-label 'Prev' \
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--title 'Summary' \
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--cr-wrap \
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--yesno \
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"The basic configuration of xCAT is complete. Refer to the xCAT documentation for more information at:\n\nhttps://xcat-docs.readthedocs.io/" \
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18 72
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ret="$?"
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case "${ret}" in
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0) XCAT_WIZARD_STAGE="" ;;
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1) XCAT_WIZARD_STAGE="0800" ;;
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*)
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clear
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exit 255 ;;
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esac
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}
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function answer_later()
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{
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dialog --backtitle 'xCAT Wizard' \
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--ok-label 'Next' --title 'Answer later' \
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--msgbox 'Cool, you can answer later if you want.' \
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6 48
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}
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function var_export()
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{
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local var="$1"
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local -i i
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local v=""
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if [[ "$(declare -p "${var}")" =~ "declare -a" ]]
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then
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# Is array
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echo -n "${var}=("
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for i in $(eval echo "\${!${var}[@]}")
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do
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[[ -n "${v}" ]] && echo -n " "
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v="${var}[${i}]"
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echo -n "[${i}]=\"${!v}\""
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done
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echo ")"
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else
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echo "${var}=\"${!var}\""
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fi
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}
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XCAT_WIZARD_CONFIG_FILE="${HOME}/.xcat-wizard"
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function save_config_file()
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{
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local var=""
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for var in "${!XCAT_WIZARD_0@}"
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do
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var_export "${var}"
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done >"${XCAT_WIZARD_CONFIG_FILE}"
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}
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function load_config_file()
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{
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source "${XCAT_WIZARD_CONFIG_FILE}" 2>/dev/null
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}
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XCAT_WIZARD_STAGE=""
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function xcat_wizard_engine()
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{
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local stage=""
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XCAT_WIZARD_STAGE="0100"
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while [[ -n "${XCAT_WIZARD_STAGE}" ]]
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do
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stage="$(compgen -A function "step_${XCAT_WIZARD_STAGE}_")"
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if [[ -z "${stage}" ]]
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then
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clear
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echo "${0##*/}: unknown xCAT Wizard stage ${XCAT_WIZARD_STAGE}" >&2
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exit 1
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fi
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"${stage}"
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done
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}
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export PATH="/opt/xcat/bin:/opt/xcat/sbin:/usr/sbin:/usr/bin:/sbin:/bin"
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load_config_file
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xcat_wizard_engine
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save_config_file
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clear
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