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https://github.com/bashclub/proxmox-zfs-postinstall.git
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Merge pull request #7 from bashclub/devel
Proxmox 7 support, CheckMK Agent installation
This commit is contained in:
Thorsten Spille
GitHub
commit
1068e0e540
@ -9,4 +9,6 @@ Following settings are made:
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- Configure snapshot retention for `zfs-auto-snapshot` interactively
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- `zfs_arc_[min|max]` will be calculated by size sum of all zpools in 512 MB steps
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- Configure backup of `/etc` folder to new zfs dataset on `rpool/pveconf`
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- configure `vm.swappiness` interactively
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- Configure `vm.swappiness` interactively
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- Install checkmk Agent with optional encryption and registration
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- Added Support for Proxmox VE 7.0
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@ -14,6 +14,8 @@ PVE_CONF_BACKUP_TARGET=rpool/pveconf
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# Define timer for your backup cronjob (default: every 15 minutes fron 3 through 59)
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PVE_CONF_BACKUP_CRON_TIMER="3,18,33,48 * * * *"
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# Get Debian version info
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source /etc/os-release
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###### SYSTEM INFO AND INTERACTIVE CONFIGURATION SECTION ######
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@ -78,18 +80,15 @@ echo -e "zfs_arc_max:\t\t\t$(($ZFS_ARC_MAX_MEGABYTES))\tMB\t\t= 1 GB RAM per 1 T
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echo ""
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RESULT=not_set
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while [ "$(echo $RESULT | awk '{print tolower($0)}')" != "y" ] && [ "$(echo $RESULT | awk '{print tolower($0)}')" != "n" ] && [ "$(echo $RESULT | awk '{print tolower($0)}')" != "" ]; do
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echo "If you want to apply the values by script policy type 'y', type 'n' to adjust the values yourself [Y/n]?"
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read
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read -p "If you want to apply the values by script policy type 'y', type 'n' to adjust the values yourself [Y/n]? "
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RESULT=${REPLY}
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done
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if [[ "$(echo $RESULT | awk '{print tolower($0)}')" == "n" ]]; then
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echo "Please type in the desired value in MB for 'zfs_arc_min' [$(($ZFS_ARC_MIN_MEGABYTES))]:"
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read
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read -p "Please type in the desired value in MB for 'zfs_arc_min' [$(($ZFS_ARC_MIN_MEGABYTES))]: "
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if [[ ${REPLY} -gt 0 ]]; then
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ZFS_ARC_MIN_MEGABYTES=$((${REPLY}))
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fi
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echo "Please type in the desired value in MB for 'zfs_arc_max' [$(($ZFS_ARC_MAX_MEGABYTES))]:"
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read
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read -p "Please type in the desired value in MB for 'zfs_arc_max' [$(($ZFS_ARC_MAX_MEGABYTES))]: "
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if [[ ${REPLY} -gt 0 ]]; then
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ZFS_ARC_MAX_MEGABYTES=$((${REPLY}))
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fi
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@ -137,6 +136,32 @@ for interval in "${!auto_snap_keep[@]}"; do
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fi
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done
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#### CHECKMK AGENT CONFIGURATION ####
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read -p "Do you want to install checkmk agent of this machine? [y/N] " install_checkmk
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if [[ "$install_checkmk" == "y" ]]; then
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read -p "Please specify the base url to your checkmk server (e.g. https://check.zmb.rocks/bashclub): " cmk_agent_url
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read -p "Enable agent encryption (requires setup of Agent Encryption on your checkmk instance). Do you want to activate agent encryption? [y/N] " cmk_encrypt
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if [[ "$cmk_encrypt" == "y" ]]; then
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read -p "Please enter the encryption passphrase: " cmk_enc_pass
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fi
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read -p "Register your machine on your checkmk server (requires preconfigured automation secret)? [y/N] " cmk_register
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if [[ "$cmk_register" == "y" ]]; then
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read -p "Please enter your automation secret: " cmk_secret
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read -p "Please enter the folder where to store the host: " cmk_folder
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cmk_site=$(echo $cmk_agent_url | cut -d'/' -f4)
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read -p "Please enter the checkmk site name: [$cmk_site]" user_input
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if [[ $(echo -n "$user_input") != "" ]]; then
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cmk_site=$user_input
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fi
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echo "Please select which agent ip address to register:"
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select ip in $(ip a | grep "inet " | cut -d ' ' -f6 | cut -d/ -f1); do
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cmk_reg_ip=$ip
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break
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done
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fi
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fi
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###### INSTALLER SECTION ######
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# disable pve-enterprise repo and add pve-no-subscription repo
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@ -144,7 +169,7 @@ if [[ "$(uname -r)" == *"-pve" ]]; then
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echo "Deactivating pve-enterprise repository"
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mv /etc/apt/sources.list.d/pve-enterprise.list /etc/apt/sources.list.d/pve-enterprise.list.bak > /dev/null 2>&1
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echo "Activating pve-no-subscription repository"
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echo "deb http://download.proxmox.com/debian/pve buster pve-no-subscription" > /etc/apt/sources.list.d/pve-no-subscription.list
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echo "deb http://download.proxmox.com/debian/pve $VERSION_CODENAME pve-no-subscription" > /etc/apt/sources.list.d/pve-no-subscription.list
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fi
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echo "Getting latest package lists"
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apt update > /dev/null 2>&1
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@ -195,6 +220,72 @@ options zfs zfs_arc_min=$ZFS_ARC_MIN_BYTES
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options zfs zfs_arc_max=$ZFS_ARC_MAX_BYTES
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EOF
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if [[ "$install_checkmk" == "y" ]]; then
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echo "Installing checkmk agent..."
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if [[ $( echo -n "$(openssl s_client -connect $(echo $cmk_agent_url | cut -d'/' -f3):443 <<< "Q" 2>/dev/null | grep "Verify return code" | cut -d ' ' -f4)" ) -gt 0 ]]; then
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wget_opts="--no-check-certificate"
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curl_opts="--insecure"
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fi
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wget -q -O /usr/local/bin/check_mk_agent $wget_opts $cmk_agent_url/check_mk/agents/check_mk_agent.linux
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wget -q -O /usr/local/bin/mk-job $wget_opts $cmk_agent_url/check_mk/agents/mk-job
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wget -q -O /usr/local/bin/check_mk_caching_agent $wget_opts $cmk_agent_url/check_mk/agents/check_mk_caching_agent.linux
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wget -q -O /usr/local/bin/waitmax $wget_opts $cmk_agent_url/check_mk/agents/waitmax
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chmod +x /usr/local/bin/check_mk_agent
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chmod +x /usr/local/bin/mk-job
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chmod +x /usr/local/bin/check_mk_caching_agent
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chmod +x /usr/local/bin/waitmax
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/usr/local/bin/check_mk_agent > /dev/null
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wget -q -O /etc/systemd/system/check_mk.socket $wget_opts $cmk_agent_url/check_mk/agents/cfg_examples/systemd/check_mk.socket
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cat << EOF > /etc/systemd/system/check_mk@.service
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# systemd service definition file
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[Unit]
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Description=Check_MK
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[Service]
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# "-" path prefix makes systemd record the exit code,
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# but the unit is not set to failed.
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ExecStart=-/usr/local/bin/check_mk_agent
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Type=forking
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User=root
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Group=root
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StandardInput=socket
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EOF
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mkdir -p /etc/check_mk
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if [[ "$cmk_encrypt" == "y" ]]; then
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mkdir -p /etc/check_mk
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cat << EOF > /etc/check_mk/encryption.cfg
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ENCRYPTED=yes
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PASSPHRASE='$cmk_enc_pass'
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EOF
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chmod 600 /etc/check_mk/encryption.cfg
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fi
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mkdir -p /var/lib/check_mk_agent
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mkdir -p /var/lib/check_mk_agent/spool
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mkdir -p /var/lib/check_mk_agent/job
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mkdir -p /usr/lib/check_mk_agent/local
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mkdir -p /usr/lib/check_mk_agent/plugins
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wget -q -O /usr/lib/check_mk_agent/plugins/smart $wget_opts $cmk_agent_url/check_mk/agents/plugins/smart
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chmod +x /usr/lib/check_mk_agent/plugins/smart
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wget -q -O /usr/lib/check_mk_agent/plugins/mk_inventory $wget_opts $cmk_agent_url/check_mk/agents/plugins/mk_inventory.linux
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chmod +x /usr/lib/check_mk_agent/plugins/mk_inventory
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wget -q -O /usr/lib/check_mk_agent/plugins/mk_apt $wget_opts $cmk_agent_url/check_mk/agents/plugins/mk_apt
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chmod +x /usr/lib/check_mk_agent/plugins/mk_apt
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#LocalDirectory: /usr/lib/check_mk_agent/local
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systemctl daemon-reload
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systemctl enable check_mk.socket
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systemctl restart sockets.target
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if [[ "$cmk_register" == "y" ]]; then
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cmk_request="request={\"hostname\":\"$(echo -n $(hostname -f))\",\"folder\":\"$cmk_folder\",\"attributes\":{\"ipaddress\":\"$cmk_reg_ip\",\"site\":\"$cmk_site\",\"tag_agent\":\"cmk-agent\"},\"create_folders\":\"1\"}"
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curl $curl_opts "$cmk_agent_url/check_mk/webapi.py?action=add_host&_secret=$cmk_secret&_username=automation" -d $cmk_request
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curl $curl_opts "$cmk_agent_url/check_mk/webapi.py?action=activate_changes&_secret=$cmk_secret&_username=automation" -d "request={\"sites\":[\"$cmk_site\"],\"allow_foreign_changes\":\"0\"}"
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fi
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fi
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echo "Updating initramfs - This will take some time..."
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update-initramfs -u -k all > /dev/null 2>&1
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