monitoring: add munin again... (#790)

Reviewed-on: #790
Co-authored-by: Michael Grote <michael.grote@posteo.de>
Co-committed-by: Michael Grote <michael.grote@posteo.de>

munin: nacharbeiten (#791)

Reviewed-on: #791
Co-authored-by: Michael Grote <michael.grote@posteo.de>
Co-committed-by: Michael Grote <michael.grote@posteo.de>

munin: remove playbook fixed (#792)

Reviewed-on: #792
Co-authored-by: Michael Grote <michael.grote@posteo.de>
Co-committed-by: Michael Grote <michael.grote@posteo.de>
This commit is contained in:
Michael Grote 2024-02-15 13:52:00 +01:00
parent f32e2d377d
commit 32fe00c0b6
20 changed files with 392 additions and 24 deletions

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@ -0,0 +1,42 @@
version: '3'
services:
munin:
container_name: "munin-master"
image: registry.mgrote.net/munin-server:v1.1.64
restart: always
environment:
MAILCONTACT: michael.grote@posteo.de
MAILSERVER: mail-relay
MAILPORT: 25
MAILFROM: munin@mgrote.net
MAILUSER: munin@mgrote.net
MAILNAME: Munin
MAILDOMAIN: mgrote.net
TZ: Europe/Berlin
CRONDELAY: 5
NODES: |
fileserver3.mgrote.net:fileserver3.mgrote.net
ansible2.mgrote.net:ansible2.mgrote.net
pve5.mgrote.net:pve5.mgrote.net
gitea.mgrote.net:gitea.mgrote.net
docker10.mgrote.net:docker10.mgrote.net
pbs.mgrote.net:pbs.mgrote.net
blocky.mgrote.net:blocky.mgrote.net
# z.B.
# computer-test.mgrote.net.test:192.68.2.4
# computer.mgrote.net:computer.mgrote.net
volumes:
- db:/var/lib/munin
- logs:/var/log/munin
- cache:/var/cache/munin
ports:
- 1234:80
volumes:
db:
logs:
cache:
networks:
mail-relay:
external: true

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@ -1,12 +0,0 @@
## mgrote.munin-node
### Beschreibung
Installiert munin-node + Plugins.
### getestet auf
- [x] Ubuntu (>=18.04)
- [ ] Debian
- [x] ProxMox 6.1
### Variablen + Defaults
see [defaults](./defaults/main.yml)

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@ -84,11 +84,6 @@ ntp_chrony_logging: false
postfix_smtp_server: docker10.mgrote.net
postfix_smtp_server_port: 1025
### mgrote_tmux
tmux_conf_destination: "/home/mg/.tmux.conf"
tmux_bashrc_destination: "/home/mg/.bashrc"
tmux_standardsession_name: "default"
### mgrote_fail2ban
f2b_bantime: 300
f2b_findtime: 300
@ -103,6 +98,11 @@ ufw_rules:
protocol: tcp
comment: 'ssh'
from_ip: 0.0.0.0/0
- rule: allow
to_port: 4949
protocol: tcp
comment: 'munin'
from_ip: 192.168.2.0/24
ufw_default_incoming_policy: deny
ufw_default_outgoing_policy: allow
@ -137,6 +137,8 @@ apt_packages_common:
- pwgen
- keychain
- fwupd
- bc
- jq
apt_packages_physical:
- s-tui
- smartmontools
@ -201,6 +203,43 @@ sanoid_templates:
### mgrote_zfs_sanoid
sanoid_deb_url: http://docker10.mgrote.net:3344/sanoid_3.0.4.deb
### mgrote_munin_node
munin_node_bind_host: "0.0.0.0"
munin_node_bind_port: "4949"
munin_node_allowed_cidrs: [192.168.2.0/24]
munin_node_disabled_plugins:
- name: meminfo # zu hohe last
- name: hddtemp2 # ersetzt durch hddtemp_smartctl
- name: ntp # verursacht zu viele dns ptr request
- name: hddtempd # ersetzt durch hddtemp_smartctl
- name: squid_cache # proxmox
- name: squid_objectsize # proxmox
- name: squid_requests # proxmox
- name: squid_traffic # proxmox
- name: timesync
munin_node_plugins:
- name: chrony
src: https://git.mgrote.net/Mirror/munin-contrib/raw/branch/master/plugins/chrony/chrony
- name: systemd_status
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_status
- name: systemd_mem
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_mem
config: |
[systemd_mem]
env.all_services true
- name: lvm_
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/disk/lvm_
config: |
[lvm_*]
user root
- name: fail2ban
src: https://git.mgrote.net/mg/munin-plugins/raw/branch/master/extern/fail2ban
config: |
[fail2ban]
env.client /usr/bin/fail2ban-client
env.config_dir /etc/fail2ban
user root
# Ansible Variablen
### User
ansible_user: "ansible-user"

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@ -9,6 +9,11 @@ ufw_rules:
protocol: tcp
comment: 'ssh'
from_ip: 0.0.0.0/0
- rule: allow
to_port: 4949
protocol: tcp
comment: 'munin'
from_ip: 192.168.2.0/24
- rule: allow
to_port: 53
comment: 'dns'
@ -50,14 +55,14 @@ blocky_custom_lookups: # optional
ip: 192.168.2.43
- name: ci.mgrote.net
ip: 192.168.2.43
- name: git.mgrote.net
ip: 192.168.2.43
- name: miniflux.mgrote.net
ip: 192.168.2.43
- name: nextcloud.mgrote.net
ip: 192.168.2.43
- name: registry.mgrote.net
ip: 192.168.2.43
- name: git.mgrote.net
ip: 192.168.2.43
# Intern
- name: ads2700w.mgrote.net
ip: 192.168.2.147
@ -80,3 +85,38 @@ blocky_custom_lookups: # optional
### mgrote_restic
restic_repository: "//192.168.2.54/restic"
### mgrote_munin_node
# kann git.mgrote.net nicht auflösen, deshalb hiermit IP
munin_node_plugins:
- name: chrony
src: http://192.168.2.44:3000/Mirror/munin-contrib/raw/branch/master/plugins/chrony/chrony
- name: systemd_status
src: http://192.168.2.44:3000/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_status
- name: systemd_mem
src: http://192.168.2.44:3000/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_mem
config: |
[systemd_mem]
env.all_services true
- name: lvm_
src: http://192.168.2.44:3000/mg/mirror-munin-contrib/raw/branch/master/plugins/disk/lvm_
config: |
[lvm_*]
user root
- name: fail2ban
src: http://192.168.2.44:3000/mg/munin-plugins/raw/branch/master/extern/fail2ban
config: |
[fail2ban]
env.client /usr/bin/fail2ban-client
env.config_dir /etc/fail2ban
user root
- name: dnsresponse_192.168.2.1
src: http://192.168.2.44:3000/mg/mirror-munin-contrib/raw/branch/master/plugins/network/dns/dnsresponse_
- name: dnsresponse_192.168.2.37
src: http://192.168.2.44:3000/mg/mirror-munin-contrib/raw/branch/master/plugins/network/dns/dnsresponse_
- name: dnsresponse_127.0.0.1
src: http://192.168.2.44:3000/mg/mirror-munin-contrib/raw/branch/master/plugins/network/dns/dnsresponse_
config: |
[dnsresponse_*]
env.site www.heise.de
env.times 20

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@ -18,6 +18,15 @@ pvresize_to_max: true
### mgrote_restic
restic_folders_to_backup: "/ /var/lib/docker" # --one-file-system ist gesetzt, also werden weitere Dateisysteme nicht eingeschlossen, es sei denn sie werden hier explizit angegeben; https://restic.readthedocs.io/en/latest/040_backup.html#excluding-files
### geerlingguy.pip
pip_package: python3-pip
pip_install_packages:
- name: docker # für munin-plugin docker_
### mgrote.apt_manage_packages
apt_packages_extra:
- libnet-dns-perl # für munin: dnsresponse_*
### mgrote_user
users:
- username: mg
@ -71,3 +80,63 @@ repos_override: # mit docker-repos
### mgrote_systemd_resolved
systemd_resolved_nameserver: 192.168.2.37
### mgrote_munin_node
munin_node_allowed_cidrs: [0.0.0.0/0] # weil der munin-server aus einem anderen subnet zugreift
munin_node_plugins:
- name: systemd_status
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_status
- name: systemd_mem
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_mem
config: |
[systemd_mem]
env.all_services true
- name: lvm_
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/disk/lvm_
config: |
[lvm_*]
user root
- name: fail2ban
src: https://git.mgrote.net/mg/munin-plugins/raw/branch/master/extern/fail2ban
config: |
[fail2ban]
env.client /usr/bin/fail2ban-client
env.config_dir /etc/fail2ban
user root
- name: docker_containers
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/docker/docker_
config: |
[docker_*]
user root
env.DOCKER_HOST unix://run/docker.sock
- name: docker_cpu
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/docker/docker_
- name: docker_memory
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/docker/docker_
- name: docker_network
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/docker/docker_
- name: docker_volumes
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/docker/docker_
- name: docker_volumesize
src: https://git.mgrote.net/Mirror/munin-contrib/raw/branch/master/plugins/docker/docker_volumesize
- name: chrony
src: https://git.mgrote.net/Mirror/munin-contrib/raw/branch/master/plugins/chrony/chrony
### oefenweb.ufw
ufw_rules:
- rule: allow
to_port: 22
protocol: tcp
comment: 'ssh'
from_ip: 0.0.0.0/0
- rule: allow
to_port: 4949
protocol: tcp
comment: 'munin'
from_ip: 192.168.2.0/24
- rule: allow
from_ip: 192.168.0.0/16
comment: 'docker networks'
- rule: allow
from_ip: 172.0.0.0/8
comment: 'docker networks'

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@ -9,6 +9,11 @@ ufw_rules:
protocol: tcp
comment: 'ssh'
from_ip: 0.0.0.0/0
- rule: allow
to_port: 4949
protocol: tcp
comment: 'munin'
from_ip: 192.168.2.0/24
- rule: allow
to_port: 445
comment: 'smb'
@ -25,3 +30,30 @@ smb_client_min_protocol: "SMB2"
smb_client_max_protocol: "SMB3_11"
smb_enable_snapshots_dir: true
smb_enable_snapshots_shadow: true
### mgrote_munin_node
munin_node_plugins:
- name: chrony
src: https://git.mgrote.net/Mirror/munin-contrib/raw/branch/master/plugins/chrony/chrony
- name: systemd_status
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_status
- name: systemd_mem
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_mem
config: |
[systemd_mem]
env.all_services true
- name: fail2ban
src: https://git.mgrote.net/mg/munin-plugins/raw/branch/master/extern/fail2ban
config: |
[fail2ban]
env.client /usr/bin/fail2ban-client
env.config_dir /etc/fail2ban
user root
- name: samba
src: https://git.mgrote.net/mg/munin-plugins/raw/branch/master/extern/samba
config: |
[samba]
user root
group root
env.smbstatus /usr/bin/smbstatus
env.ignoreipcshare 1

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@ -29,6 +29,11 @@ ufw_rules:
protocol: tcp
comment: 'ssh'
from_ip: 0.0.0.0/0
- rule: allow
to_port: 4949
protocol: tcp
comment: 'munin'
from_ip: 192.168.2.0/24
- rule: allow
to_port: "{{ gitea_http_port }}"
protocol: tcp

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@ -33,3 +33,55 @@ users:
public_ssh_key: ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJcBwOjanQV6sFWaTetqpl20SVe3aRzGjKbsp7hKkDCE mg@irantu
allow_sudo: true
allow_passwordless_sudo: true
### mgrote_munin_node
munin_node_plugins:
- name: chrony
src: https://git.mgrote.net/Mirror/munin-contrib/raw/branch/master/plugins/chrony/chrony
- name: systemd_status
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_status
- name: systemd_mem
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_mem
config: |
[systemd_mem]
env.all_services true
- name: fail2ban
src: https://git.mgrote.net/mg/munin-plugins/raw/branch/master/extern/fail2ban
config: |
[fail2ban]
env.client /usr/bin/fail2ban-client
env.config_dir /etc/fail2ban
user root
- name: zfs_arcstats
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zfs_arcstats
- name: zfsonlinux_stats_
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zfsonlinux_stats_
- name: zpool_iostat
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zpool_iostat
- name: zfs_list
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zfs_list
config: |
[zfs_list]
env.ignore_datasets_pattern autodaily
- name: zfs_count
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zfs_pool_dataset_count
- name: zpool_iostat
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zpool_iostat
- name: zpool_capacity
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zpool_capacity
munin_node_disabled_plugins:
- meminfo # zu hohe last
- hddtemp2 # ersetzt durch hddtemp_smartctl
- ntp # verursacht zu viele dns ptr request
- hddtempd # ersetzt durch hddtemp_smartctl
- squid_cache # proxmox
- squid_objectsize # proxmox
- squid_requests # proxmox
- squid_traffic # proxmox
- lvm_
- timesync
- lxc_guests
munin_node_allowed_cidrs:
- 192.168.3.0/24
- 192.168.2.0/24
...

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@ -39,6 +39,73 @@ apt_packages_extra:
- open-vm-tools
- systemd-boot
### mgrote_munin_node
munin_node_plugins:
- name: chrony
src: https://git.mgrote.net/Mirror/munin-contrib/raw/branch/master/plugins/chrony/chrony
- name: systemd_status
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_status
- name: systemd_mem
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/systemd/systemd_mem
config: |
[systemd_mem]
env.all_services true
- name: fail2ban
src: https://git.mgrote.net/mg/munin-plugins/raw/branch/master/extern/fail2ban
config: |
[fail2ban]
env.client /usr/bin/fail2ban-client
env.config_dir /etc/fail2ban
user root
- name: zfs_arcstats
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zfs_arcstats
- name: zfsonlinux_stats_
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zfsonlinux_stats_
- name: zpool_iostat
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zpool_iostat
- name: zfs_list
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zfs_list
config: |
[zfs_list]
env.ignore_datasets_pattern autodaily
- name: zpool_capacity
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zpool_capacity
- name: kvm_mem
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/libvirt/kvm_mem
- name: kvm_net
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/libvirt/kvm_net
- name: kvm_io
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/libvirt/kvm_io
config: |
[kvm_io]
user root
- name: kvm_cpu
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/libvirt/kvm_cpu
- name: proxmox_count
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/proxmox/proxmox_vm_count
config: |
[proxmox_count]
user root
group root
- name: zfs_count
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/zfs/zfs_pool_dataset_count
- name: ksm_
src: https://git.mgrote.net/mg/mirror-munin-contrib/raw/branch/master/plugins/system/kernel_same_page_merging
munin_node_disabled_plugins:
- meminfo # zu hohe last
- hddtemp2 # ersetzt durch hddtemp_smartctl
- ntp # verursacht zu viele dns ptr request
- hddtempd # ersetzt durch hddtemp_smartctl
- squid_cache # proxmox
- squid_objectsize # proxmox
- squid_requests # proxmox
- squid_traffic # proxmox
- lvm_
- slab
- timesync
- lxc_guests
# Ansible Variablen
### sudo
sudo: false
...

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@ -3,3 +3,4 @@
- ansible.builtin.import_playbook: base/system.yml
- ansible.builtin.import_playbook: base/users.yml
- ansible.builtin.import_playbook: base/ufw.yml
- ansible.builtin.import_playbook: base/monitoring.yml

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@ -0,0 +1,11 @@
---
- hosts: all
roles:
- role: mgrote_munin_node
become: true
tags: "munin"
when: "not 'laptop' in group_names"
### Die Host müssen auch beim Docker-Container: "munin-master eingetragen" werden.
### wird nur auf physischen Rechnern ausgeführt.
### Wenn ein Plugin nicht geht: munin-node-configure --shell --families=contrib,auto | sh -x

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@ -0,0 +1,22 @@
---
- hosts: all
become: yes
tasks:
- name: Ensure packages are absent
become: yes
ansible.builtin.apt:
autoremove: yes
autoclean: yes
purge: yes
name:
- munin-node
state: absent
- name: Ensure directories are absent
become: yes
ansible.builtin.file:
path: "{{ item }}"
state: absent
loop:
- /usr/share/munin
- /etc/munin

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@ -10,6 +10,6 @@
changed_when: "output_conf.rc != 0"
ignore_errors: true # ignoriere fehler
- name: munin-node-configure --shell - 2 # noqa ignore-errors
- name: munin-node-configure --shell - 2 # noqa ignore-errors no-changed-when
ansible.builtin.command: munin-node-configure --shell --families=contrib,auto | sh -x
ignore_errors: true # ignoriere fehler

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@ -13,7 +13,7 @@
state: directory
owner: root
group: root
mode: "0644"
mode: "0755"
loop:
- /etc/munin
- /etc/munin/plugin-conf.d
@ -25,5 +25,5 @@
dest: /etc/munin/munin-node.conf
owner: root
group: root
mode: "0644"
mode: "0755"
notify: restart munin-node

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@ -1,7 +1,7 @@
---
- name: remove unwanted plugins
ansible.builtin.file:
path: "{{ munin_plugin_dest_path }}{{ item.name }}"
path: "{{ munin_plugin_dest_path }}{{ item }}"
state: absent
loop: "{{ munin_node_disabled_plugins }}"
notify: restart munin-node
@ -10,7 +10,7 @@
- name: remove additional plugin-config
ansible.builtin.file:
state: absent
dest: "{{ munin_plugin_conf_dest_path }}{{ item.name }}"
dest: "{{ munin_plugin_conf_dest_path }}{{ item }}"
notify: restart munin-node
loop: "{{ munin_node_disabled_plugins }}"
when: munin_node_disabled_plugins is defined