From d51db7568f3aa040cea8a3b372002d018e4dcfac Mon Sep 17 00:00:00 2001
From: Alexandre Iooss <erdnaxe@crans.org>
Date: Sun, 21 Apr 2019 19:14:16 +0200
Subject: [PATCH] [grafana] Working grafana with LDAP groups
---
group_vars/all/vault.yml | 57 ++++++++++++------------
monitoring.yml | 8 ++++
roles/grafana/tasks/main.yml | 29 ++++++-------
roles/grafana/templates/ldap.toml.j2 | 65 ++++++++++++++++++++++++++++
4 files changed, 116 insertions(+), 43 deletions(-)
create mode 100644 roles/grafana/templates/ldap.toml.j2
diff --git a/group_vars/all/vault.yml b/group_vars/all/vault.yml
index eeb53a93..0e007106 100644
--- a/group_vars/all/vault.yml
+++ b/group_vars/all/vault.yml
@@ -1,28 +1,31 @@
$ANSIBLE_VAULT;1.1;AES256
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diff --git a/monitoring.yml b/monitoring.yml
index cea4352d..4bfc5e3f 100644
--- a/monitoring.yml
+++ b/monitoring.yml
@@ -10,6 +10,7 @@
- localhost:9100
- vulcain.adm.crans.org:9100
- odlyd.adm.crans.org:9100
+ - fy.adm.crans.org:9100
- labels:
job: prometheus
targets:
@@ -24,5 +25,12 @@
# Deploy grafana
- hosts: fy.adm.crans.org
+ vars:
+ grafana_root_url: https://grafana.crans.org
+ ldap_base: 'dc=crans,dc=org'
+ ldap_master_ipv4: '10.231.136.19'
+ ldap_user_tree: "cn=Utilisateurs,{{ ldap_base }}"
+ ldap_grafana_bind_dn: "cn=grafana,ou=service-users,{{ ldap_base }}"
+ ldap_grafana_passwd: "{{ vault_ldap_grafana_passwd }}"
roles:
- grafana
diff --git a/roles/grafana/tasks/main.yml b/roles/grafana/tasks/main.yml
index bf811636..2890217c 100644
--- a/roles/grafana/tasks/main.yml
+++ b/roles/grafana/tasks/main.yml
@@ -41,7 +41,7 @@
loop:
- section: server
option: root_url
- value: https://grafana.crans.org # TODO put var in playbook
+ value: "{{ grafana_root_url }}"
- section: session # This will break with HTTPS
option: cookie_secure
value: "true"
@@ -63,21 +63,18 @@
- section: auth.ldap
option: enabled
value: "true"
- - section: auth.ldap # We don't want registration
- option: allow_sign_up
- value: "false"
notify: Restart grafana
-#- name: Configure Grafana LDAP
-# lineinfile:
-# # TODO
-# loop:
-# # TODO
-# notify: Restart grafana
+- name: Configure Grafana LDAP
+ template:
+ src: ldap.toml.j2
+ dest: /etc/grafana/ldap.toml
+ mode: 0640
+ notify: Restart grafana
-#- name: Enable and start Grafana
-# systemd:
-# name: grafana-server
-# enabled: true
-# state: started
-# daemon_reload: true
+- name: Enable and start Grafana
+ systemd:
+ name: grafana-server
+ enabled: true
+ state: started
+ daemon_reload: true
diff --git a/roles/grafana/templates/ldap.toml.j2 b/roles/grafana/templates/ldap.toml.j2
new file mode 100644
index 00000000..9540cfab
--- /dev/null
+++ b/roles/grafana/templates/ldap.toml.j2
@@ -0,0 +1,65 @@
+# {{ ansible_managed }}
+# To troubleshoot and get more log info enable ldap debug logging in grafana.ini
+# [log]
+# filters = ldap:debug
+
+[[servers]]
+# Ldap server host (specify multiple hosts space separated)
+host = "{{ ldap_master_ipv4 }}"
+# Default port is 389 or 636 if use_ssl = true
+port = 389
+# Set to true if ldap server supports TLS
+use_ssl = false
+# Set to true if connect ldap server with STARTTLS pattern (create connection in insecure, then upgrade to secure connection with TLS)
+start_tls = false
+# set to true if you want to skip ssl cert validation
+ssl_skip_verify = false
+# set to the path to your root CA certificate or leave unset to use system defaults
+# root_ca_cert = "/path/to/certificate.crt"
+# Authentication against LDAP servers requiring client certificates
+# client_cert = "/path/to/client.crt"
+# client_key = "/path/to/client.key"
+
+# Search user bind dn
+bind_dn = "{{ ldap_grafana_bind_dn }}"
+# Search user bind password
+# If the password contains # or ; you have to wrap it with triple quotes. Ex """#password;"""
+bind_password = '{{ ldap_grafana_passwd }}'
+
+# User search filter, for example "(cn=%s)" or "(sAMAccountName=%s)" or "(uid=%s)"
+search_filter = "(cn=%s)"
+
+# An array of base dns to search through
+search_base_dns = ["{{ ldap_user_tree }}"]
+
+## For Posix or LDAP setups that does not support member_of attribute you can define the below settings
+## Please check grafana LDAP docs for examples
+group_search_filter = "(&(objectClass=posixGroup)(memberUid=%s))"
+group_search_base_dns = ["ou=posix,ou=groups,{{ ldap_base }}"]
+group_search_filter_user_attribute = "cn"
+
+# Specify names of the ldap attributes your ldap uses
+[servers.attributes]
+name = "sn"
+surname = ""
+username = "cn"
+member_of = "dn"
+email = "mail"
+
+# Map ldap groups to grafana org roles
+[[servers.group_mappings]]
+group_dn = "cn=nounou,ou=posix,ou=groups,dc=crans,dc=org"
+org_role = "Admin"
+# To make user an instance admin (Grafana Admin) uncomment line below
+grafana_admin = true
+# The Grafana organization database id, optional, if left out the default org (id 1) will be used
+# org_id = 1
+
+[[servers.group_mappings]]
+group_dn = "cn=apprenti,ou=posix,ou=groups,dc=crans,dc=org"
+org_role = "Editor"
+
+[[servers.group_mappings]]
+# If you want to match all (or no ldap groups) then you can use wildcard
+group_dn = "*"
+org_role = "Viewer"
--
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