Automation Suite
2022.4
false
重要 :
请注意此内容已使用机器翻译进行了部分本地化。
Automation Suite 安装指南
Last updated 2024年7月22日

如何卸载集群

如果您遇到特定于集群上运行的 Kubernetes 的问题,可以直接卸载 rke2 集群。 为此,请执行以下步骤:

  1. 根据您的安装配置文件,运行以下命令之一:

    1. 在在线设置中,在集群的每个节点上以提升的特权(即 sudo)运行以下脚本。 这将卸载节点。
      function remove_rke2_entry_from_exclude() {
        local current_exclude_list new_exclude_list
        YUM_CONF_FILE=$1
        if [[ ! -s "${YUM_CONF_FILE}" ]];
        then
          # File is empty
          return
        fi
        current_exclude_list=$(grep 'exclude=' "${YUM_CONF_FILE}" | tail -1)
        if echo "$current_exclude_list" | grep -q 'rke2-*';
        then
          if [[ -w ${YUM_CONF_FILE} ]];
          then
            new_exclude_list=$(printf '%s\n' "${current_exclude_list//rke2-* /}")
            new_exclude_list=$(printf '%s\n' "${new_exclude_list//rke2-*,/}")
            new_exclude_list=$(printf '%s\n' "${new_exclude_list//rke2-\*/}")
            sed -i "/exclude=.*rke2-\*/d" "${YUM_CONF_FILE}"
            echo "${new_exclude_list}" >> "${YUM_CONF_FILE}"
          else
            error "${YUM_CONF_FILE} file is readonly and contains rke2-* under package exclusion. Please remove the entry for AS to work."
          fi
        fi
      }
      
      function enable_rke2_package_upgrade() {
        remove_rke2_entry_from_exclude /etc/dnf/dnf.conf
        remove_rke2_entry_from_exclude /etc/yum.conf
      }
      
      enable_rke2_package_upgrade
      
      service_exists() {
          local n=$1
          if [[ $(systemctl list-units --all -t service --full --no-legend "$n.service" | cut -f1 -d' ') == $n.service ]]; then
              return 0
          else
              return 1
          fi
      }
      if service_exists rke2-server; then
        systemctl stop rke2-server
        systemctl disable rke2-server
      fi
      if service_exists rke2-agent; then
        systemctl stop rke2-agent
        systemctl disable rke2-agent
      fi
      if [ -e /usr/bin/rke2-killall.sh ]
      then
          echo "Running rke2-killall.sh"
          /usr/bin/rke2-killall.sh > /dev/null
      else
          echo "File not found: rke2-killall.sh"
      fi
      if [ -e /usr/bin/rke2-uninstall.sh ]
      then
          echo "Running rke2-uninstall.sh"
          /usr/bin/rke2-uninstall.sh > /dev/null
      else
          echo "File not found: rke2-uninstall.sh"
      fi
      
      crontab -l > backupcron
      sed -i '/backupjob/d' backupcron > /dev/null
      crontab backupcron > /dev/null
      rm -rf backupcron > /dev/null
      rm -rfv /usr/bin/backupjob > /dev/null
      rm -rfv /etc/rancher/ > /dev/null
      rm -rfv /var/lib/rook/ > /dev/null
      rm -rfv /var/lib/longhorn/ > /dev/null
      rm -rfv /var/lib/rancher/rke2/server/db/* > /dev/null
      umount -l -f /var/lib/rancher/rke2/server/db > /dev/null 2>&1 || true
      rm -rfv /var/lib/rancher/* > /dev/null
      umount -l -f /var/lib/rancher
      rm -rfv /var/lib/rancher/* > /dev/null
      while ! rm -rfv /var/lib/kubelet/* > /dev/null; do
        findmnt --list   --submounts  -n -o TARGET  --target /var/lib/kubelet | grep '/var/lib/kubelet/plugins'  | xargs -r umount -f -l
        sleep 5
      done
      umount -l -f /var/lib/kubelet
      rm -rfv /var/lib/kubelet/* > /dev/null
      rm -rfv /datadisk/* > /dev/null
      umount -l -f /datadisk
      rm -rfv /datadisk/* > /dev/null
      rm -rfv ~/.uipath/* > /dev/null
      mount /var/lib/rancher
      mkdir -p /var/lib/rancher/rke2/server/db/ && mount -a
      rm -rfv /var/lib/rancher/rke2/server/db/* > /dev/null
      echo "Uninstall RKE complete."function remove_rke2_entry_from_exclude() {
        local current_exclude_list new_exclude_list
        YUM_CONF_FILE=$1
        if [[ ! -s "${YUM_CONF_FILE}" ]];
        then
          # File is empty
          return
        fi
        current_exclude_list=$(grep 'exclude=' "${YUM_CONF_FILE}" | tail -1)
        if echo "$current_exclude_list" | grep -q 'rke2-*';
        then
          if [[ -w ${YUM_CONF_FILE} ]];
          then
            new_exclude_list=$(printf '%s\n' "${current_exclude_list//rke2-* /}")
            new_exclude_list=$(printf '%s\n' "${new_exclude_list//rke2-*,/}")
            new_exclude_list=$(printf '%s\n' "${new_exclude_list//rke2-\*/}")
            sed -i "/exclude=.*rke2-\*/d" "${YUM_CONF_FILE}"
            echo "${new_exclude_list}" >> "${YUM_CONF_FILE}"
          else
            error "${YUM_CONF_FILE} file is readonly and contains rke2-* under package exclusion. Please remove the entry for AS to work."
          fi
        fi
      }
      
      function enable_rke2_package_upgrade() {
        remove_rke2_entry_from_exclude /etc/dnf/dnf.conf
        remove_rke2_entry_from_exclude /etc/yum.conf
      }
      
      enable_rke2_package_upgrade
      
      service_exists() {
          local n=$1
          if [[ $(systemctl list-units --all -t service --full --no-legend "$n.service" | cut -f1 -d' ') == $n.service ]]; then
              return 0
          else
              return 1
          fi
      }
      if service_exists rke2-server; then
        systemctl stop rke2-server
        systemctl disable rke2-server
      fi
      if service_exists rke2-agent; then
        systemctl stop rke2-agent
        systemctl disable rke2-agent
      fi
      if [ -e /usr/bin/rke2-killall.sh ]
      then
          echo "Running rke2-killall.sh"
          /usr/bin/rke2-killall.sh > /dev/null
      else
          echo "File not found: rke2-killall.sh"
      fi
      if [ -e /usr/bin/rke2-uninstall.sh ]
      then
          echo "Running rke2-uninstall.sh"
          /usr/bin/rke2-uninstall.sh > /dev/null
      else
          echo "File not found: rke2-uninstall.sh"
      fi
      
      crontab -l > backupcron
      sed -i '/backupjob/d' backupcron > /dev/null
      crontab backupcron > /dev/null
      rm -rf backupcron > /dev/null
      rm -rfv /usr/bin/backupjob > /dev/null
      rm -rfv /etc/rancher/ > /dev/null
      rm -rfv /var/lib/rook/ > /dev/null
      rm -rfv /var/lib/longhorn/ > /dev/null
      rm -rfv /var/lib/rancher/rke2/server/db/* > /dev/null
      umount -l -f /var/lib/rancher/rke2/server/db > /dev/null 2>&1 || true
      rm -rfv /var/lib/rancher/* > /dev/null
      umount -l -f /var/lib/rancher
      rm -rfv /var/lib/rancher/* > /dev/null
      while ! rm -rfv /var/lib/kubelet/* > /dev/null; do
        findmnt --list   --submounts  -n -o TARGET  --target /var/lib/kubelet | grep '/var/lib/kubelet/plugins'  | xargs -r umount -f -l
        sleep 5
      done
      umount -l -f /var/lib/kubelet
      rm -rfv /var/lib/kubelet/* > /dev/null
      rm -rfv /datadisk/* > /dev/null
      umount -l -f /datadisk
      rm -rfv /datadisk/* > /dev/null
      rm -rfv ~/.uipath/* > /dev/null
      mount /var/lib/rancher
      mkdir -p /var/lib/rancher/rke2/server/db/ && mount -a
      rm -rfv /var/lib/rancher/rke2/server/db/* > /dev/null
      echo "Uninstall RKE complete."
    2. 在离线设置中,使用提升的特权(即 sudo)在集群的每个节点上运行以下脚本。这将卸载节点。
      function remove_rke2_entry_from_exclude() {
        local current_exclude_list new_exclude_list
        YUM_CONF_FILE=$1
        if [[ ! -s "${YUM_CONF_FILE}" ]];
        then
          # File is empty
          return
        fi
        current_exclude_list=$(grep 'exclude=' "${YUM_CONF_FILE}" | tail -1)
        if echo "$current_exclude_list" | grep -q 'rke2-*';
        then
          if [[ -w ${YUM_CONF_FILE} ]];
          then
            new_exclude_list=$(printf '%s\n' "${current_exclude_list//rke2-* /}")
            new_exclude_list=$(printf '%s\n' "${new_exclude_list//rke2-*,/}")
            new_exclude_list=$(printf '%s\n' "${new_exclude_list//rke2-\*/}")
            sed -i "/exclude=.*rke2-\*/d" "${YUM_CONF_FILE}"
            echo "${new_exclude_list}" >> "${YUM_CONF_FILE}"
          else
            error "${YUM_CONF_FILE} file is readonly and contains rke2-* under package exclusion. Please remove the entry for AS to work."
          fi
        fi
      }
      
      function enable_rke2_package_upgrade() {
        remove_rke2_entry_from_exclude /etc/dnf/dnf.conf
        remove_rke2_entry_from_exclude /etc/yum.conf
      }
      
      enable_rke2_package_upgrade
      
      service_exists() {
          local n=$1
          if [[ $(systemctl list-units --all -t service --full --no-legend "$n.service" | cut -f1 -d' ') == $n.service ]]; then
              return 0
          else
              return 1
          fi
      }
      if service_exists rke2-server; then
        systemctl stop rke2-server
        systemctl disable rke2-server
      fi
      if service_exists rke2-agent; then
        systemctl stop rke2-agent
        systemctl disable rke2-agent
      fi
      if [ -e /usr/local/bin/rke2-killall.sh ]
      then
        echo "Running rke2-killall.sh"
        /usr/local/bin/rke2-killall.sh > /dev/null
      else
        echo "File not found: rke2-killall.sh"
      fi
      if [ -e /usr/local/bin/rke2-uninstall.sh ]
      then
        echo "Running rke2-uninstall.sh"
        /usr/local/bin/rke2-uninstall.sh > /dev/null
      else
          echo "File not found: rke2-uninstall.sh"
      fi
      
      crontab -l > backupcron
      sed -i '/backupjob/d' backupcron > /dev/null
      crontab backupcron > /dev/null
      rm -rf backupcron > /dev/null
      rm -rfv /usr/bin/backupjob > /dev/null
      rm -rfv /etc/rancher/ > /dev/null
      rm -rfv /var/lib/rook/ > /dev/null
      rm -rfv /var/lib/longhorn/ > /dev/null
      rm -rfv /var/lib/rancher/rke2/server/db/* > /dev/null
      umount -l -f /var/lib/rancher/rke2/server/db > /dev/null 2>&1 || true
      rm -rfv /var/lib/rancher/* > /dev/null
      umount -l -f /var/lib/rancher
      rm -rfv /var/lib/rancher/* > /dev/null
      while ! rm -rfv /var/lib/kubelet/* > /dev/null; do
        findmnt --list   --submounts  -n -o TARGET  --target /var/lib/kubelet | grep '/var/lib/kubelet/plugins'  | xargs -r umount -f -l
        sleep 5
      done
      umount -l -f /var/lib/kubelet
      rm -rfv /var/lib/kubelet/* > /dev/null
      rm -rfv /datadisk/* > /dev/null
      umount -l -f /datadisk
      rm -rfv /datadisk/* > /dev/null
      rm -rfv ~/.uipath/* > /dev/null
      mount /var/lib/rancher
      mkdir -p /var/lib/rancher/rke2/server/db/ && mount -a
      rm -rfv /var/lib/rancher/rke2/server/db/* > /dev/null
      echo "Uninstall RKE complete."function remove_rke2_entry_from_exclude() {
        local current_exclude_list new_exclude_list
        YUM_CONF_FILE=$1
        if [[ ! -s "${YUM_CONF_FILE}" ]];
        then
          # File is empty
          return
        fi
        current_exclude_list=$(grep 'exclude=' "${YUM_CONF_FILE}" | tail -1)
        if echo "$current_exclude_list" | grep -q 'rke2-*';
        then
          if [[ -w ${YUM_CONF_FILE} ]];
          then
            new_exclude_list=$(printf '%s\n' "${current_exclude_list//rke2-* /}")
            new_exclude_list=$(printf '%s\n' "${new_exclude_list//rke2-*,/}")
            new_exclude_list=$(printf '%s\n' "${new_exclude_list//rke2-\*/}")
            sed -i "/exclude=.*rke2-\*/d" "${YUM_CONF_FILE}"
            echo "${new_exclude_list}" >> "${YUM_CONF_FILE}"
          else
            error "${YUM_CONF_FILE} file is readonly and contains rke2-* under package exclusion. Please remove the entry for AS to work."
          fi
        fi
      }
      
      function enable_rke2_package_upgrade() {
        remove_rke2_entry_from_exclude /etc/dnf/dnf.conf
        remove_rke2_entry_from_exclude /etc/yum.conf
      }
      
      enable_rke2_package_upgrade
      
      service_exists() {
          local n=$1
          if [[ $(systemctl list-units --all -t service --full --no-legend "$n.service" | cut -f1 -d' ') == $n.service ]]; then
              return 0
          else
              return 1
          fi
      }
      if service_exists rke2-server; then
        systemctl stop rke2-server
        systemctl disable rke2-server
      fi
      if service_exists rke2-agent; then
        systemctl stop rke2-agent
        systemctl disable rke2-agent
      fi
      if [ -e /usr/local/bin/rke2-killall.sh ]
      then
        echo "Running rke2-killall.sh"
        /usr/local/bin/rke2-killall.sh > /dev/null
      else
        echo "File not found: rke2-killall.sh"
      fi
      if [ -e /usr/local/bin/rke2-uninstall.sh ]
      then
        echo "Running rke2-uninstall.sh"
        /usr/local/bin/rke2-uninstall.sh > /dev/null
      else
          echo "File not found: rke2-uninstall.sh"
      fi
      
      crontab -l > backupcron
      sed -i '/backupjob/d' backupcron > /dev/null
      crontab backupcron > /dev/null
      rm -rf backupcron > /dev/null
      rm -rfv /usr/bin/backupjob > /dev/null
      rm -rfv /etc/rancher/ > /dev/null
      rm -rfv /var/lib/rook/ > /dev/null
      rm -rfv /var/lib/longhorn/ > /dev/null
      rm -rfv /var/lib/rancher/rke2/server/db/* > /dev/null
      umount -l -f /var/lib/rancher/rke2/server/db > /dev/null 2>&1 || true
      rm -rfv /var/lib/rancher/* > /dev/null
      umount -l -f /var/lib/rancher
      rm -rfv /var/lib/rancher/* > /dev/null
      while ! rm -rfv /var/lib/kubelet/* > /dev/null; do
        findmnt --list   --submounts  -n -o TARGET  --target /var/lib/kubelet | grep '/var/lib/kubelet/plugins'  | xargs -r umount -f -l
        sleep 5
      done
      umount -l -f /var/lib/kubelet
      rm -rfv /var/lib/kubelet/* > /dev/null
      rm -rfv /datadisk/* > /dev/null
      umount -l -f /datadisk
      rm -rfv /datadisk/* > /dev/null
      rm -rfv ~/.uipath/* > /dev/null
      mount /var/lib/rancher
      mkdir -p /var/lib/rancher/rke2/server/db/ && mount -a
      rm -rfv /var/lib/rancher/rke2/server/db/* > /dev/null
      echo "Uninstall RKE complete."
  2. 卸载后重新启动节点。

重要提示: 从集群中卸载某个节点时,您必须运行以下命令: kubectl delete node <node_name>。 这将从集群中删除节点。

此页面有帮助吗?

获取您需要的帮助
了解 RPA - 自动化课程
UiPath Community 论坛
Uipath Logo White
信任与安全
© 2005-2024 UiPath。保留所有权利。