/
type_watched_chi.go
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/
type_watched_chi.go
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// Copyright 2019 Altinity Ltd and/or its affiliates. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package metrics
import (
"encoding/json"
api "github.com/altinity/clickhouse-operator/pkg/apis/clickhouse.altinity.com/v1"
)
// WatchedCHI specifies watched ClickHouseInstallation
type WatchedCHI struct {
Namespace string `json:"namespace"`
Name string `json:"name"`
Labels map[string]string `json:"labels"`
Annotations map[string]string `json:"annotations"`
Clusters []*WatchedCluster `json:"clusters"`
}
// WatchedCluster specifies watched cluster
type WatchedCluster struct {
Name string `json:"name,omitempty" yaml:"name,omitempty"`
Hosts []*WatchedHost `json:"hosts,omitempty" yaml:"hosts,omitempty"`
}
// WatchedHost specifies watched host
type WatchedHost struct {
Name string `json:"name,omitempty" yaml:"name,omitempty"`
Hostname string `json:"hostname,omitempty" yaml:"hostname,omitempty"`
TCPPort int32 `json:"tcpPort,omitempty" yaml:"tcpPort,omitempty"`
TLSPort int32 `json:"tlsPort,omitempty" yaml:"tlsPort,omitempty"`
HTTPPort int32 `json:"httpPort,omitempty" yaml:"httpPort,omitempty"`
HTTPSPort int32 `json:"httpsPort,omitempty" yaml:"httpsPort,omitempty"`
}
// NewWatchedCHI creates new watched CHI
func NewWatchedCHI(c *api.ClickHouseInstallation) *WatchedCHI {
chi := &WatchedCHI{}
chi.readFrom(c)
return chi
}
func (chi *WatchedCHI) readFrom(c *api.ClickHouseInstallation) {
if chi == nil {
return
}
chi.Namespace = c.Namespace
chi.Name = c.Name
chi.Labels = c.Labels
chi.Annotations = c.Annotations
c.WalkClusters(func(cl *api.Cluster) error {
cluster := &WatchedCluster{}
cluster.readFrom(cl)
chi.Clusters = append(chi.Clusters, cluster)
return nil
})
}
func (chi *WatchedCHI) isValid() bool {
return !chi.empty()
}
func (chi *WatchedCHI) empty() bool {
return (len(chi.Namespace) == 0) && (len(chi.Name) == 0) && (len(chi.Clusters) == 0)
}
func (chi *WatchedCHI) indexKey() string {
return chi.Namespace + ":" + chi.Name
}
func (chi *WatchedCHI) walkHosts(f func(*WatchedCHI, *WatchedCluster, *WatchedHost)) {
if chi == nil {
return
}
for _, cluster := range chi.Clusters {
for _, host := range cluster.Hosts {
f(chi, cluster, host)
}
}
}
func (chi *WatchedCHI) GetName() string {
if chi == nil {
return ""
}
return chi.Name
}
func (chi *WatchedCHI) GetNamespace() string {
if chi == nil {
return ""
}
return chi.Namespace
}
func (chi *WatchedCHI) GetLabels() map[string]string {
if chi == nil {
return nil
}
return chi.Labels
}
func (chi *WatchedCHI) GetAnnotations() map[string]string {
if chi == nil {
return nil
}
return chi.Annotations
}
// String is a stringifier
func (chi *WatchedCHI) String() string {
if chi == nil {
return "nil"
}
bytes, _ := json.Marshal(chi)
return string(bytes)
}
func (cluster *WatchedCluster) readFrom(c *api.Cluster) {
if cluster == nil {
return
}
cluster.Name = c.Name
c.WalkHosts(func(h *api.ChiHost) error {
host := &WatchedHost{}
host.readFrom(h)
cluster.Hosts = append(cluster.Hosts, host)
return nil
})
}
func (host *WatchedHost) readFrom(h *api.ChiHost) {
if host == nil {
return
}
host.Name = h.Name
host.Hostname = h.Runtime.Address.FQDN
host.TCPPort = h.TCPPort
host.TLSPort = h.TLSPort
host.HTTPPort = h.HTTPPort
host.HTTPSPort = h.HTTPSPort
}