separation startup scripts and application config from yaml files

charts/tidb-cluster/templates/_helpers.tpl

@@ -14,3 +14,11 @@ We truncate at 63 chars because some Kubernetes name fields are limited to this
 {{- $name := default .Chart.Name .Values.nameOverride -}}
 {{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
 {{- end -}}
+
+{{- define "helm-toolkit.utils.template" -}}
+{{- $name := index . 0 -}}
+{{- $context := index . 1 -}}
+{{- $last := base $context.Template.Name }}
+{{- $wtf := $context.Template.Name | replace $last $name -}}
+{{ include $wtf $context }}
+{{- end -}}

charts/tidb-cluster/templates/config/_drainer-config.tpl

@@ -0,0 +1,78 @@
+# drainer Configuration.
+
+# addr (i.e. 'host:port') to listen on for drainer connections
+# will register this addr into etcd
+# addr = "127.0.0.1:8249"
+
+# the interval time (in seconds) of detect pumps' status
+detect-interval = {{ .Values.binlog.drainer.detectInterval | default 10 }}
+
+# drainer meta data directory path
+data-dir = "/data"
+
+# a comma separated list of PD endpoints
+pd-urls = "http://{{ .Values.clusterName }}-pd:2379"
+
+#[security]
+# Path of file that contains list of trusted SSL CAs for connection with cluster components.
+# ssl-ca = "/path/to/ca.pem"
+# Path of file that contains X509 certificate in PEM format for connection with cluster components.
+# ssl-cert = "/path/to/pump.pem"
+# Path of file that contains X509 key in PEM format for connection with cluster components.
+# ssl-key = "/path/to/pump-key.pem"
+
+# syncer Configuration.
+[syncer]
+
+# disable sync these schema
+ignore-schemas = "{{ .Values.binlog.drainer.ignoreSchemas | default "INFORMATION_SCHEMA,PERFORMANCE_SCHEMA,mysql,test" }}"
+
+# number of binlog events in a transaction batch
+txn-batch = {{ .Values.binlog.drainer.txnBatch | default 1 }}
+
+# work count to execute binlogs
+worker-count = {{ .Values.binlog.drainer.workerCount | default 1 }}
+
+disable-dispatch = {{ .Values.binlog.drainer.disableDispatch | default false }}
+
+# safe mode will split update to delete and insert
+safe-mode = {{ .Values.binlog.drainer.safeMode | default false }}
+
+# downstream storage, equal to --dest-db-type
+# valid values are "mysql", "pb", "tidb", "flash", "kafka"
+db-type = "{{ .Values.binlog.drainer.destDBType }}"
+
+##replicate-do-db priority over replicate-do-table if have same db name
+##and we support regex expression , start with '~' declare use regex expression.
+#
+#replicate-do-db = ["~^b.*","s1"]
+#[[syncer.replicate-do-table]]
+#db-name ="test"
+#tbl-name = "log"
+
+#[[syncer.replicate-do-table]]
+#db-name ="test"
+#tbl-name = "~^a.*"
+
+{{- if eq .Values.binlog.drainer.destDBType "pb" }}
+# Uncomment this if you want to use pb or sql as db-type.
+# Compress compresses output file, like pb and sql file. Now it supports "gzip" algorithm only.
+# Values can be "gzip". Leave it empty to disable compression.
+[syncer.to]
+dir = "/data/pb"
+compression = "gzip"
+{{- end }}
+
+
+{{- if eq .Values.binlog.drainer.destDBType "kafka" }}
+# when db-type is kafka, you can uncomment this to config the down stream kafka, it will be the globle config kafka default
+[syncer.to]
+# only need config one of zookeeper-addrs and kafka-addrs, will get kafka address if zookeeper-addrs is configed.
+{{- if .Values.binlog.drainer.kafka.zookeeperAddrs }}
+zookeeper-addrs = {{ .Values.binlog.drainer.kafka.zookeeperAddrs }}
+{{- end }}
+{{- if .Values.binlog.drainer.kafka.kafkaAddrs }}
+kafka-addrs = {{ .Values.binlog.drainer.kafka.kafkaAddrs }}
+{{- end }}
+kafka-version = {{ .Values.binlog.drainer.kafka.kafkaVersion | default "0.8.2.0" }}
+{{- end }}