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|
#!/usr/bin/python
# -*- coding: utf-8 -*-
# Copyright: (c) 2017, Thierry Sallé (@seuf)
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
ANSIBLE_METADATA = {
'status': ['preview'],
'supported_by': 'community',
'metadata_version': '1.1'
}
DOCUMENTATION = '''
---
module: grafana_datasource
author:
- Thierry Sallé (@seuf)
- Martin Wang (@martinwangjian)
version_added: "2.5"
short_description: Manage Grafana datasources
description:
- Create/update/delete Grafana datasources via API.
options:
grafana_url:
description:
- The Grafana URL.
required: true
name:
description:
- The name of the datasource.
required: true
ds_type:
description:
- The type of the datasource.
required: true
choices: [ graphite, prometheus, elasticsearch, influxdb, opentsdb, mysql, postgres, cloudwatch, alexanderzobnin-zabbix-datasource]
url:
description:
- The URL of the datasource.
required: true
aliases: [ ds_url ]
access:
description:
- The access mode for this datasource.
choices: [ direct, proxy ]
default: proxy
url_username:
description:
- The Grafana API user.
default: admin
aliases: [ grafana_user ]
version_added: 2.7
url_password:
description:
- The Grafana API password.
default: admin
aliases: [ grafana_password ]
version_added: 2.7
grafana_api_key:
description:
- The Grafana API key.
- If set, C(grafana_user) and C(grafana_password) will be ignored.
database:
description:
- Name of the database for the datasource.
- This options is required when the C(ds_type) is C(influxdb), C(elasticsearch) (index name), C(mysql) or C(postgres).
required: false
user:
description:
- The datasource login user for influxdb datasources.
password:
description:
- The datasource password
basic_auth_user:
description:
- The datasource basic auth user.
- Setting this option with basic_auth_password will enable basic auth.
basic_auth_password:
description:
- The datasource basic auth password, when C(basic auth) is C(yes).
with_credentials:
description:
- Whether credentials such as cookies or auth headers should be sent with cross-site requests.
type: bool
default: 'no'
tls_client_cert:
description:
- The client TLS certificate.
- If C(tls_client_cert) and C(tls_client_key) are set, this will enable TLS authentication.
- Starts with ----- BEGIN CERTIFICATE -----
tls_client_key:
description:
- The client TLS private key
- Starts with ----- BEGIN RSA PRIVATE KEY -----
tls_ca_cert:
description:
- The TLS CA certificate for self signed certificates.
- Only used when C(tls_client_cert) and C(tls_client_key) are set.
tls_skip_verify:
description:
- Skip the TLS datasource certificate verification.
type: bool
default: False
version_added: 2.6
is_default:
description:
- Make this datasource the default one.
type: bool
default: 'no'
org_id:
description:
- Grafana Organisation ID in which the datasource should be created.
- Not used when C(grafana_api_key) is set, because the C(grafana_api_key) only belong to one organisation.
default: 1
state:
description:
- Status of the datasource
choices: [ absent, present ]
default: present
es_version:
description:
- Elasticsearch version (for C(ds_type = elasticsearch) only)
- Version 56 is for elasticsearch 5.6+ where you can specify the C(max_concurrent_shard_requests) option.
choices: [ 2, 5, 56 ]
default: 5
max_concurrent_shard_requests:
description:
- Starting with elasticsearch 5.6, you can specify the max concurrent shard per requests.
default: 256
time_field:
description:
- Name of the time field in elasticsearch ds.
- For example C(@timestamp)
default: timestamp
time_interval:
description:
- Minimum group by interval for C(influxdb) or C(elasticsearch) datasources.
- for example C(>10s)
interval:
description:
- For elasticsearch C(ds_type), this is the index pattern used.
choices: ['', 'Hourly', 'Daily', 'Weekly', 'Monthly', 'Yearly']
tsdb_version:
description:
- The opentsdb version.
- Use C(1) for <=2.1, C(2) for ==2.2, C(3) for ==2.3.
choices: [ 1, 2, 3 ]
default: 1
tsdb_resolution:
description:
- The opentsdb time resolution.
choices: [ millisecond, second ]
default: second
sslmode:
description:
- SSL mode for C(postgres) datasource type.
choices: [ disable, require, verify-ca, verify-full ]
trends:
required: false
description:
- Use trends or not for zabbix datasource type
type: bool
version_added: 2.6
client_cert:
required: false
description:
- TLS certificate path used by ansible to query grafana api
version_added: 2.8
client_key:
required: false
description:
- TLS private key path used by ansible to query grafana api
version_added: 2.8
validate_certs:
description:
- Whether to validate the Grafana certificate.
type: bool
default: 'yes'
use_proxy:
description:
- Boolean of whether or not to use proxy.
default: 'yes'
type: bool
version_added: 2.8
aws_auth_type:
description:
- Type for AWS authentication for CloudWatch datasource type (authType of grafana api)
default: 'keys'
choices: [ keys, credentials, arn ]
version_added: 2.8
aws_default_region:
description:
- AWS default region for CloudWatch datasource type
default: 'us-east-1'
choices: [
ap-northeast-1, ap-northeast-2, ap-southeast-1, ap-southeast-2, ap-south-1,
ca-central-1,
cn-north-1, cn-northwest-1,
eu-central-1, eu-west-1, eu-west-2, eu-west-3,
sa-east-1,
us-east-1, us-east-2, us-gov-west-1, us-west-1, us-west-2
]
version_added: 2.8
aws_credentials_profile:
description:
- Profile for AWS credentials for CloudWatch datasource type when C(aws_auth_type) is C(credentials)
default: ''
required: false
version_added: 2.8
aws_access_key:
description:
- AWS access key for CloudWatch datasource type when C(aws_auth_type) is C(keys)
default: ''
required: false
version_added: 2.8
aws_secret_key:
description:
- AWS secret key for CloudWatch datasource type when C(aws_auth_type) is C(keys)
default: ''
required: false
version_added: 2.8
aws_assume_role_arn:
description:
- AWS IAM role arn to assume for CloudWatch datasource type when C(aws_auth_type) is C(arn)
default: ''
required: false
version_added: 2.8
aws_custom_metrics_namespaces:
description:
- Namespaces of Custom Metrics for CloudWatch datasource type
default: ''
required: false
version_added: 2.8
'''
EXAMPLES = '''
---
- name: Create elasticsearch datasource
grafana_datasource:
name: "datasource-elastic"
grafana_url: "https://grafana.company.com"
grafana_user: "admin"
grafana_password: "xxxxxx"
org_id: "1"
ds_type: "elasticsearch"
ds_url: "https://elastic.company.com:9200"
database: "[logstash_]YYYY.MM.DD"
basic_auth_user: "grafana"
basic_auth_password: "******"
time_field: "@timestamp"
time_interval: "1m"
interval: "Daily"
es_version: 56
max_concurrent_shard_requests: 42
tls_ca_cert: "/etc/ssl/certs/ca.pem"
- name: Create influxdb datasource
grafana_datasource:
name: "datasource-influxdb"
grafana_url: "https://grafana.company.com"
grafana_user: "admin"
grafana_password: "xxxxxx"
org_id: "1"
ds_type: "influxdb"
ds_url: "https://influx.company.com:8086"
database: "telegraf"
time_interval: ">10s"
tls_ca_cert: "/etc/ssl/certs/ca.pem"
- name: Create postgres datasource
grafana_datasource:
name: "datasource-postgres"
grafana_url: "https://grafana.company.com"
grafana_user: "admin"
grafana_password: "xxxxxx"
org_id: "1"
ds_type: "postgres"
ds_url: "postgres.company.com:5432"
database: "db"
user: "postgres"
password: "iampgroot"
sslmode: "verify-full"
- name: Create cloudwatch datasource
grafana_datasource:
name: "datasource-cloudwatch"
grafana_url: "https://grafana.company.com"
grafana_user: "admin"
grafana_password: "xxxxxx"
org_id: "1"
ds_type: "cloudwatch"
url: "http://monitoring.us-west-1.amazonaws.com"
aws_auth_type: "keys"
aws_default_region: "us-west-1"
aws_access_key: "speakFriendAndEnter"
aws_secret_key: "mel10n"
aws_custom_metrics_namespaces: "n1,n2"
'''
RETURN = '''
---
name:
description: name of the datasource created.
returned: success
type: str
sample: test-ds
id:
description: Id of the datasource
returned: success
type: int
sample: 42
before:
description: datasource returned by grafana api
returned: changed
type: dict
sample: { "access": "proxy",
"basicAuth": false,
"database": "test_*",
"id": 1035,
"isDefault": false,
"jsonData": {
"esVersion": 5,
"timeField": "@timestamp",
"timeInterval": "1m",
},
"name": "grafana_datasource_test",
"orgId": 1,
"type": "elasticsearch",
"url": "http://elastic.company.com:9200",
"user": "",
"password": "",
"withCredentials": false }
after:
description: datasource updated by module
returned: changed
type: dict
sample: { "access": "proxy",
"basicAuth": false,
"database": "test_*",
"id": 1035,
"isDefault": false,
"jsonData": {
"esVersion": 5,
"timeField": "@timestamp",
"timeInterval": "10s",
},
"name": "grafana_datasource_test",
"orgId": 1,
"type": "elasticsearch",
"url": "http://elastic.company.com:9200",
"user": "",
"password": "",
"withCredentials": false }
'''
import json
import base64
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.six.moves.urllib.parse import quote
from ansible.module_utils.urls import fetch_url, url_argument_spec
from ansible.module_utils._text import to_text
__metaclass__ = type
class GrafanaAPIException(Exception):
pass
def grafana_switch_organisation(module, grafana_url, org_id, headers):
r, info = fetch_url(module, '%s/api/user/using/%d' % (grafana_url, org_id), headers=headers, method='POST')
if info['status'] != 200:
raise GrafanaAPIException('Unable to switch to organization %s : %s' % (org_id, info))
def grafana_headers(module, data):
headers = {'content-type': 'application/json; charset=utf8'}
if 'grafana_api_key' in data and data['grafana_api_key']:
headers['Authorization'] = "Bearer %s" % data['grafana_api_key']
else:
module.params['force_basic_auth'] = True
grafana_switch_organisation(module, data['grafana_url'], data['org_id'], headers)
return headers
def grafana_datasource_exists(module, grafana_url, name, headers):
datasource_exists = False
ds = {}
r, info = fetch_url(module, '%s/api/datasources/name/%s' % (grafana_url, quote(name)), headers=headers, method='GET')
if info['status'] == 200:
datasource_exists = True
ds = json.loads(to_text(r.read(), errors='surrogate_or_strict'))
elif info['status'] == 404:
datasource_exists = False
else:
raise GrafanaAPIException('Unable to get datasource %s : %s' % (name, info))
return datasource_exists, ds
def grafana_create_datasource(module, data):
# define data payload for grafana API
payload = {'orgId': data['org_id'],
'name': data['name'],
'type': data['ds_type'],
'access': data['access'],
'url': data['url'],
'database': data['database'],
'withCredentials': data['with_credentials'],
'isDefault': data['is_default'],
'user': data['user'],
'password': data['password']}
# define basic auth
if 'basic_auth_user' in data and data['basic_auth_user'] and 'basic_auth_password' in data and data['basic_auth_password']:
payload['basicAuth'] = True
payload['basicAuthUser'] = data['basic_auth_user']
payload['basicAuthPassword'] = data['basic_auth_password']
else:
payload['basicAuth'] = False
# define tls auth
json_data = {}
if data.get('tls_client_cert') and data.get('tls_client_key'):
json_data['tlsAuth'] = True
if data.get('tls_ca_cert'):
payload['secureJsonData'] = {
'tlsCACert': data['tls_ca_cert'],
'tlsClientCert': data['tls_client_cert'],
'tlsClientKey': data['tls_client_key']
}
json_data['tlsAuthWithCACert'] = True
else:
payload['secureJsonData'] = {
'tlsClientCert': data['tls_client_cert'],
'tlsClientKey': data['tls_client_key']
}
else:
json_data['tlsAuth'] = False
json_data['tlsAuthWithCACert'] = False
if data.get('tls_ca_cert'):
payload['secureJsonData'] = {
'tlsCACert': data['tls_ca_cert']
}
if data.get('tls_skip_verify'):
json_data['tlsSkipVerify'] = True
# datasource type related parameters
if data['ds_type'] == 'elasticsearch':
json_data['esVersion'] = data['es_version']
json_data['timeField'] = data['time_field']
if data.get('interval'):
json_data['interval'] = data['interval']
if data['es_version'] >= 56:
json_data['maxConcurrentShardRequests'] = data['max_concurrent_shard_requests']
if data['ds_type'] == 'elasticsearch' or data['ds_type'] == 'influxdb':
if data.get('time_interval'):
json_data['timeInterval'] = data['time_interval']
if data['ds_type'] == 'opentsdb':
json_data['tsdbVersion'] = data['tsdb_version']
if data['tsdb_resolution'] == 'second':
json_data['tsdbResolution'] = 1
else:
json_data['tsdbResolution'] = 2
if data['ds_type'] == 'postgres':
json_data['sslmode'] = data['sslmode']
if data.get('password'):
payload['secureJsonData'] = {'password': data.get('password')}
if data['ds_type'] == 'alexanderzobnin-zabbix-datasource':
if data.get('trends'):
json_data['trends'] = True
if data['ds_type'] == 'cloudwatch':
if data.get('aws_credentials_profle'):
payload['database'] = data.get('aws_credentials_profile')
json_data['authType'] = data['aws_auth_type']
json_data['defaultRegion'] = data['aws_default_region']
if data.get('aws_custom_metrics_namespaces'):
json_data['customMetricsNamespaces'] = data.get('aws_custom_metrics_namespaces')
if data.get('aws_assume_role_arn'):
json_data['assumeRoleArn'] = data.get('aws_assume_role_arn')
if data.get('aws_access_key') and data.get('aws_secret_key'):
payload['secureJsonData'] = {'accessKey': data.get('aws_access_key'), 'secretKey': data.get('aws_secret_key')}
payload['jsonData'] = json_data
# define http header
headers = grafana_headers(module, data)
# test if datasource already exists
datasource_exists, ds = grafana_datasource_exists(module, data['grafana_url'], data['name'], headers=headers)
result = {}
if datasource_exists is True:
del ds['typeLogoUrl']
if ds.get('version'):
del ds['version']
if ds.get('readOnly'):
del ds['readOnly']
if ds['basicAuth'] is False:
del ds['basicAuthUser']
del ds['basicAuthPassword']
if 'jsonData' in ds:
if 'tlsAuth' in ds['jsonData'] and ds['jsonData']['tlsAuth'] is False:
del ds['secureJsonFields']
if 'tlsAuth' not in ds['jsonData']:
del ds['secureJsonFields']
payload['id'] = ds['id']
if ds == payload:
# unchanged
result['name'] = data['name']
result['id'] = ds['id']
result['msg'] = "Datasource %s unchanged." % data['name']
result['changed'] = False
else:
# update
r, info = fetch_url(module, '%s/api/datasources/%d' % (data['grafana_url'], ds['id']), data=json.dumps(payload), headers=headers, method='PUT')
if info['status'] == 200:
res = json.loads(to_text(r.read(), errors='surrogate_or_strict'))
result['name'] = data['name']
result['id'] = ds['id']
result['before'] = ds
result['after'] = payload
result['msg'] = "Datasource %s updated %s" % (data['name'], res['message'])
result['changed'] = True
else:
raise GrafanaAPIException('Unable to update the datasource id %d : %s' % (ds['id'], info))
else:
# create
r, info = fetch_url(module, '%s/api/datasources' % data['grafana_url'], data=json.dumps(payload), headers=headers, method='POST')
if info['status'] == 200:
res = json.loads(to_text(r.read(), errors='surrogate_or_strict'))
result['msg'] = "Datasource %s created : %s" % (data['name'], res['message'])
result['changed'] = True
result['name'] = data['name']
result['id'] = res['id']
else:
raise GrafanaAPIException('Unable to create the new datasource %s : %s - %s.' % (data['name'], info['status'], info))
return result
def grafana_delete_datasource(module, data):
headers = grafana_headers(module, data)
# test if datasource already exists
datasource_exists, ds = grafana_datasource_exists(module, data['grafana_url'], data['name'], headers=headers)
result = {}
if datasource_exists is True:
# delete
r, info = fetch_url(module, '%s/api/datasources/name/%s' % (data['grafana_url'], quote(data['name'])), headers=headers, method='DELETE')
if info['status'] == 200:
res = json.loads(to_text(r.read(), errors='surrogate_or_strict'))
result['msg'] = "Datasource %s deleted : %s" % (data['name'], res['message'])
result['changed'] = True
result['name'] = data['name']
result['id'] = 0
else:
raise GrafanaAPIException('Unable to update the datasource id %s : %s' % (ds['id'], info))
else:
# datasource does not exist, do nothing
result = {'msg': "Datasource %s does not exist." % data['name'],
'changed': False,
'id': 0,
'name': data['name']}
return result
def main():
# use the predefined argument spec for url
argument_spec = url_argument_spec()
# remove unnecessary arguments
del argument_spec['force']
del argument_spec['force_basic_auth']
del argument_spec['http_agent']
argument_spec.update(
name=dict(required=True, type='str'),
state=dict(choices=['present', 'absent'],
default='present'),
grafana_url=dict(type='str', required=True),
url_username=dict(aliases=['grafana_user'], default='admin'),
url_password=dict(aliases=['grafana_password'], default='admin', no_log=True),
ds_type=dict(choices=['graphite',
'prometheus',
'elasticsearch',
'influxdb',
'opentsdb',
'mysql',
'postgres',
'cloudwatch',
'alexanderzobnin-zabbix-datasource']),
url=dict(required=True, type='str', aliases=['ds_url']),
access=dict(default='proxy', choices=['proxy', 'direct']),
grafana_api_key=dict(type='str', no_log=True),
database=dict(type='str'),
user=dict(default='', type='str'),
password=dict(default='', no_log=True, type='str'),
basic_auth_user=dict(type='str'),
basic_auth_password=dict(type='str', no_log=True),
with_credentials=dict(default=False, type='bool'),
tls_client_cert=dict(type='str', no_log=True),
tls_client_key=dict(type='str', no_log=True),
tls_ca_cert=dict(type='str', no_log=True),
tls_skip_verify=dict(type='bool', default=False),
is_default=dict(default=False, type='bool'),
org_id=dict(default=1, type='int'),
es_version=dict(type='int', default=5, choices=[2, 5, 56]),
max_concurrent_shard_requests=dict(type='int', default=256),
time_field=dict(default='@timestamp', type='str'),
time_interval=dict(type='str'),
interval=dict(type='str', choices=['', 'Hourly', 'Daily', 'Weekly', 'Monthly', 'Yearly'], default=''),
tsdb_version=dict(type='int', default=1, choices=[1, 2, 3]),
tsdb_resolution=dict(type='str', default='second', choices=['second', 'millisecond']),
sslmode=dict(default='disable', choices=['disable', 'require', 'verify-ca', 'verify-full']),
trends=dict(default=False, type='bool'),
aws_auth_type=dict(default='keys', choices=['keys', 'credentials', 'arn']),
aws_default_region=dict(default='us-east-1', choices=['ap-northeast-1', 'ap-northeast-2', 'ap-southeast-1', 'ap-southeast-2', 'ap-south-1',
'ca-central-1',
'cn-north-1', 'cn-northwest-1',
'eu-central-1', 'eu-west-1', 'eu-west-2', 'eu-west-3',
'sa-east-1',
'us-east-1', 'us-east-2', 'us-gov-west-1', 'us-west-1', 'us-west-2']),
aws_access_key=dict(default='', no_log=True, type='str'),
aws_secret_key=dict(default='', no_log=True, type='str'),
aws_credentials_profile=dict(default='', type='str'),
aws_assume_role_arn=dict(default='', type='str'),
aws_custom_metrics_namespaces=dict(type='str'),
)
module = AnsibleModule(
argument_spec=argument_spec,
supports_check_mode=False,
required_together=[['url_username', 'url_password', 'org_id'], ['tls_client_cert', 'tls_client_key']],
mutually_exclusive=[['url_username', 'grafana_api_key'], ['tls_ca_cert', 'tls_skip_verify']],
required_if=[
['ds_type', 'opentsdb', ['tsdb_version', 'tsdb_resolution']],
['ds_type', 'influxdb', ['database']],
['ds_type', 'elasticsearch', ['database', 'es_version', 'time_field', 'interval']],
['ds_type', 'mysql', ['database']],
['ds_type', 'postgres', ['database', 'sslmode']],
['ds_type', 'cloudwatch', ['aws_auth_type', 'aws_default_region']],
['es_version', 56, ['max_concurrent_shard_requests']]
],
)
try:
if module.params['state'] == 'present':
result = grafana_create_datasource(module, module.params)
else:
result = grafana_delete_datasource(module, module.params)
except GrafanaAPIException as e:
module.fail_json(
failed=True,
msg="error %s : %s " % (type(e), e)
)
return
module.exit_json(
failed=False,
**result
)
return
if __name__ == '__main__':
main()
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