def restore_dashboard(self, name, dashboard_names, rfrom):
grafana_sdk.get_logger().info(
"Restoring host {}, dashboard {}, from {}".format(
name, dashboard_names, rfrom))
try:
all_dashboard = "all" in dashboard_names
if rfrom == hourly_backup_type:
if all_dashboard:
folder_name = "hourly/{}/".format(name)
self.__scan_to_restore(folder_name, "*.json")
else:
for dashboard_name in dashboard_names:
folder_name = "hourly/{}/".format(name)
self.__scan_to_restore(
folder_name, "{}.json".format(dashboard_name))
else:
if all_dashboard:
folder_name = "daily/{}/".format(rfrom)
self.__scan_to_restore(folder_name, "*.json")
else:
for dashboard_name in dashboard_names:
folder_name = "daily/{}/{}".format(
rfrom, dashboard_name)
self.__scan_to_restore(
folder_name, "{}.json".format(dashboard_name))
except Exception as exc:
grafana_sdk.get_logger().error(
"Error restoring dashboard {}, error : {}".format(
name, str(exc)))
def __scan_to_revision(self, name, db_names=None):
search_db_response = self.grafana_api.search_db()
if len(search_db_response) == 0:
grafana_sdk.get_logger().error(
"Could not find any revision files for host {}".format(name))
else:
grafana_sdk.get_logger().info(
"Scanned data for revison - {}".format(
len(search_db_response)))
for db_response in search_db_response:
db_id = db_response['id']
db_uid = db_response['uid']
db_title = db_response['title'].replace(" ", "")
meta_version = self.__get_revision_meta("{}/{}/{}_{}/".format(
revision_folder, name, db_title.lower(), db_uid.lower()))
ver = [1] if not meta_version else [meta_version]
if not db_names or db_uid.lower() in db_names:
db_title = db_response['title'].replace(" ", "")
dashboard_versions = self.grafana_api.dashboard_versions(db_id)
for dashboard_version in dashboard_versions:
dashboard_version_id = dashboard_version['version']
if not meta_version or int(meta_version) < int(
dashboard_version_id):
dashboard_version_details = self.grafana_api.dashboard_version_details(
db_id, dashboard_version_id)
self.__store(
"{}/{}/{}_{}/".format(revision_folder, name,
db_title.lower(),
db_uid.lower()),
"version{}.json".format(dashboard_version_id),
dashboard_version_details)
ver.append(int(dashboard_version_id))
self.__store_revision_meta(
"{}/{}/{}_{}/".format(revision_folder, name, db_title.lower(),
db_uid.lower()), max(ver))
def __init__(self, name, grafana_url, api_key):
self.s3 = True
self.name = name
current_date = datetime.now().strftime("%d-%m-%Y")
self.hourly_folder = "hourly/" + self.name + "/"
self.daily_folder = "daily/{}/".format(current_date) + self.name + "/"
self.grafana_api = grafana_sdk.GrafanaApi(grafana_url, api_key)
if os.path.exists(GrafanaBackupManager.grafana_config) == True:
grafana_config_content = GrafanaBackupManager.get_grafana_content(
GrafanaBackupManager.grafana_config)
s3_backup_content = grafana_config_content['backup'].get(
's3', dict())
local_backup_content = grafana_config_content['backup'].get(
'local', dict())
self.local = local_backup_content.get('enabled', True) == True
self.s3 = s3_backup_content.get('enabled', False) == True
if self.local:
self.backup_folder = local_backup_content.get(
'backup_folder', '')
grafana_sdk.get_logger().info(
"Local backup is enabled and storing under : {} ".format(
self.backup_folder))
if self.s3:
self.s3_ins = boto3.resource('s3')
self.s3_bucket_name = s3_backup_content['bucket_name']
self.s3_backup_folder = s3_backup_content.get(
'backup_folder', 'grafana/backup/')
grafana_sdk.get_logger().info(
"s3 backup is enabled for bucket {} and storing under : {}"
.format(self.s3_bucket_name, self.s3_backup_folder))
def __scan_to_create(self, folder_name, file_name):
backup_file_list = self.__scan_folders(folder_name, file_name)
if len(backup_file_list) == 0:
grafana_sdk.get_logger().error(
"Could not find any data to create under {}".format(
folder_name))
else:
grafana_sdk.get_logger().info(
"Scanned data to create db - {}".format(backup_file_list))
for backup_file in backup_file_list:
dashboard_content_json = self.get_backup_meta_content(backup_file)
folder_id = dashboard_content_json['meta']['folderId']
folder_title = dashboard_content_json['meta']['folderTitle']
if folder_id != 0:
folder_response = self.grafana_api.search_folder(folder_id)
if folder_response.status_code != 200:
new_folder_response = self.grafana_api.create_folder(
folder_title)
folder_id = new_folder_response['id']
else:
folder_response = folder_response.json()
folder_id = folder_response['id']
del dashboard_content_json['dashboard']['uid']
del dashboard_content_json['dashboard']['id']
dashboard_content_json['folderId'] = folder_id
dashboard_content_json[
'message'] = "Updated by grafana backup script with content {}.".format(
backup_file)
dashboard_content_json['overwrite'] = True
self.grafana_api.restore(json.dumps(dashboard_content_json))
def __get_revision_meta(self, folder_name):
try:
return self.get_backup_meta_content("{}.meta_data".format(
self.__get_folder_name(folder_name)))['version']
except:
grafana_sdk.get_logger().info(
"Revision meta data file is not present.")
return None
def get_grafana_content(file_name):
try:
grafana_url_file = open(file_name)
grafana_url_data = json.load(grafana_url_file)
grafana_url_file.close()
return grafana_url_data
except Exception as exc:
grafana_sdk.get_logger().error(
"error reading file {} , error {}".format(file_name, str(exc)))
def get_grafana_mapper(grafana_url):
try:
name = grafana_url['name']
url = grafana_url['url']
api_key = grafana_url['api_key']
return name, url, api_key
except Exception as exc:
grafana_sdk.get_logger().error(
"error mapping grafana host config file, {}".format(str(exc)))
sys.exit(0)
def __s3_store(self, filename, content):
try:
grafana_sdk.get_logger().info(
"Storing data : {}".format(self.s3_backup_folder + filename))
self.s3_ins.Object(self.s3_bucket_name, self.s3_backup_folder +
filename).put(Body=json.dumps(content))
except Exception as exc:
grafana_sdk.get_logger().error(
"Error storing backup on s3 {}, {}, error : {}".format(
self.s3_bucket_name, filename, str(exc)))
def __s3_read(self, filename):
try:
s3_object_content = self.s3_ins.Object(
self.s3_bucket_name,
filename).get()["Body"].read().decode('utf-8')
return json.loads(s3_object_content)
except Exception as exc:
grafana_sdk.get_logger().error(
"Error reading s3 {}, {}, error : {}".format(
self.s3_bucket_name, filename, str(exc)))
raise Exception("Error reading s3 bucket " + self.s3_bucket_name)
def _store_meta_info(self, backup_type, mode="Auto"):
meta_data = {
'time': datetime.now().strftime("%d-%m-%Y %H:%M:%S"),
'type': backup_type,
'mode': mode
}
if backup_type == daily_backup_type:
folder_name = self.daily_folder
else:
folder_name = self.hourly_folder
self.__store(folder_name, ".meta_data", meta_data)
grafana_sdk.get_logger().info(
"Taking {} Grafana JSON file Backup for host {}.".format(
backup_type.title(), self.name.title()))
def revision_dashboard_backup(self, name, dashboard_names):
grafana_sdk.get_logger().info(
"taking revision backup of dashboard on host {}, dashboard {}".
format(name, dashboard_names))
try:
all_dashboard = "all" in dashboard_names
if all_dashboard:
self.__scan_to_revision(name)
else:
self.__scan_to_revision(name, dashboard_names)
except Exception as exc:
grafana_sdk.get_logger().error(
"Error taking revision backup {}, error : {}".format(
name, str(exc)))
def __store(self, folder_name, file_name, response):
if self.s3:
self.__s3_store(folder_name + file_name, response)
try:
if self.local:
folder_name = self.backup_folder + folder_name
grafana_sdk.get_logger().info(
"Storing data on folder : {}".format(folder_name))
os.makedirs(folder_name, exist_ok=True)
with open(folder_name + file_name, 'w') as fp:
json.dump(response, fp, indent=4, sort_keys=True)
fp.close()
except Exception as exc:
grafana_sdk.get_logger().error(
"Error storing backup localy error : {}".format(str(exc)))
def __scan_to_restore(self, folder_name, filename):
backup_file_list = self.__scan_folders(folder_name, filename)
if len(backup_file_list) == 0:
grafana_sdk.get_logger().error(
"Could not find any data for restore under {}".format(
folder_name))
else:
grafana_sdk.get_logger().info(
"Scanned data for restore - {}".format(backup_file_list))
for backup_file in backup_file_list:
dashboard_content_json = self.get_backup_meta_content(backup_file)
dashboard_content_json[
'message'] = "Updated by grafana backup script with content {}.".format(
backup_file)
dashboard_content_json['overwrite'] = True
self.grafana_api.restore(json.dumps(dashboard_content_json))
def revison_grafana_backup(revision_hosts=["all"], dashboard_names=["all"]):
grafana_sdk.get_logger().info("Running Grafana Revision script!")
all_hosts = "all" in revision_hosts
for grafana_url in GrafanaBackupManager.get_grafana_content(
GrafanaBackupManager.grafana_config)['grafana_urls']:
name, url, api_key = get_grafana_mapper(grafana_url)
if all_hosts or name in revision_hosts:
gbm = GrafanaBackupManager(name, url, api_key)
pool.apply_async(gbm.revision_dashboard_backup,
(name, dashboard_names))
else:
grafana_sdk.get_logger().info(
"could not find host - {} in {}!".format(name, revision_hosts))
pool.close()
pool.join()
grafana_sdk.get_logger().info("Completed running Grafana Revision!")
def create_grafana_dashboard(create_hosts=["all"],
dashboard_names=["all"],
rfrom=hourly_backup_type):
grafana_sdk.get_logger().info("Running Grafana Create script!")
all_hosts = "all" in create_hosts
for grafana_url in GrafanaBackupManager.get_grafana_content(
GrafanaBackupManager.grafana_config)['grafana_urls']:
name, url, api_key = get_grafana_mapper(grafana_url)
if all_hosts or name in create_hosts:
gbm = GrafanaBackupManager(name, url, api_key)
pool.apply_async(gbm.create_dashboard,
(name, dashboard_names, rfrom))
else:
grafana_sdk.get_logger().info(
"could not find host - {} in {}!".format(name, create_hosts))
pool.close()
pool.join()
grafana_sdk.get_logger().info("Completed running Grafana Create!")
def backup_grafana_dashboard(backup_type):
grafana_sdk.get_logger().info("Running Grafana Backup script!")
for grafana_url in GrafanaBackupManager.get_grafana_content(
GrafanaBackupManager.grafana_config)['grafana_urls']:
name, url, api_key = get_grafana_mapper(grafana_url)
gbm = GrafanaBackupManager(name, url, api_key)
try:
if backup_type == hourly_backup_type:
pool.apply_async(gbm.hourly_backup, ())
elif backup_type == daily_backup_type:
pool.apply_async(gbm.daily_backup, ())
else:
pool.apply_async(gbm.hourly_backup, ())
pool.apply_async(gbm.daily_backup, ())
except Exception as e:
grafana_sdk.get_logger().error(
"Error running backup tasks : {}".format(str(e)))
pool.close()
pool.join()
grafana_sdk.get_logger().info("Completed taking Grafana JSON Backup!")
def dashboard_backup(self, folder_name):
try:
dashboards = self.grafana_api.search_db()
if len(dashboards) == 0:
grafana_sdk.get_logger().error(
"Could not find any data for backup under {}".format(
folder_name))
else:
grafana_sdk.get_logger().info(
"Scanned data for backup - {}".format(len(dashboards)))
for dashboard in dashboards:
dashboard_uri = dashboard['uid']
dashboard_title = dashboard['title'].replace(" ", "")
dashboard_details_json = self.grafana_api.dashboard_details(
dashboard_uri)
self.__store(
folder_name, "{}_{}.json".format(dashboard_title.lower(),
dashboard_uri.lower()),
dashboard_details_json)
except Exception as exc:
grafana_sdk.get_logger().error(
"Error taking backup {}, error : {}".format(
folder_name, str(exc)))
