k8s/helm-charts/dashy/charts/common/templates/lib/dependencies/_dbWait.tpl
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{{- define "tc.v1.common.lib.deps.wait" -}}
{{- if .Values.redis.enabled -}}
{{- $container := include "tc.v1.common.lib.deps.wait.redis" $ | fromYaml -}}
{{- if $container -}}
{{- range .Values.workload -}}
{{- if not (hasKey .podSpec "initContainers") -}}
{{- $_ := set .podSpec "initContainers" dict -}}
{{- end -}}
{{- $_ := set .podSpec.initContainers "redis-wait" $container -}}
{{- end -}}
{{- end -}}
{{- end -}}
{{- if .Values.mariadb.enabled -}}
{{- $container := include "tc.v1.common.lib.deps.wait.mariadb" $ | fromYaml -}}
{{- if $container -}}
{{- range .Values.workload -}}
{{- if not (hasKey .podSpec "initContainers") -}}
{{- $_ := set .podSpec "initContainers" dict -}}
{{- end -}}
{{- $_ := set .podSpec.initContainers "mariadb-wait" $container -}}
{{- end -}}
{{- end -}}
{{- end -}}
{{- if .Values.mongodb.enabled -}}
{{- $container := include "tc.v1.common.lib.deps.wait.mongodb" $ | fromYaml -}}
{{- if $container -}}
{{- range .Values.workload -}}
{{- if not (hasKey .podSpec "initContainers") -}}
{{- $_ := set .podSpec "initContainers" dict -}}
{{- end -}}
{{- $_ := set .podSpec.initContainers "mongodb-wait" $container -}}
{{- end -}}
{{- end -}}
{{- end -}}
{{- if .Values.clickhouse.enabled -}}
{{- $container := include "tc.v1.common.lib.deps.wait.clickhouse" $ | fromYaml -}}
{{- if $container -}}
{{- range .Values.workload -}}
{{- if not (hasKey .podSpec "initContainers") -}}
{{- $_ := set .podSpec "initContainers" dict -}}
{{- end -}}
{{- $_ := set .podSpec.initContainers "clickhouse-wait" $container -}}
{{- end -}}
{{- end -}}
{{- end -}}
{{- if .Values.solr.enabled -}}
{{- $container := include "tc.v1.common.lib.deps.wait.solr" $ | fromYaml -}}
{{- if $container -}}
{{- range .Values.workload -}}
{{- if not (hasKey .podSpec "initContainers") -}}
{{- $_ := set .podSpec "initContainers" dict -}}
{{- end -}}
{{- $_ := set .podSpec.initContainers "solr-wait" $container -}}
{{- end -}}
{{- end -}}
{{- end -}}
{{- $result := false -}}
{{- range .Values.cnpg -}}
{{- if .enabled -}}
{{- $result = true -}}
{{- end -}}
{{- end -}}
{{- if $result -}}
{{- $container := include "tc.v1.common.lib.deps.wait.cnpg" $ | fromYaml -}}
{{- if $container -}}
{{- range $.Values.workload -}}
{{- if not (hasKey .podSpec "initContainers") -}}
{{- $_ := set .podSpec "initContainers" dict -}}
{{- end -}}
{{- $_ := set .podSpec.initContainers "cnpg-wait" $container -}}
{{- end -}}
{{- end -}}
{{- end -}}
{{- end -}}
{{- define "tc.v1.common.lib.deps.wait.redis" -}}
enabled: true
type: system
imageSelector: redisClientImage
securityContext:
runAsUser: 568
runAsGroup: 568
readOnlyRootFilesystem: true
runAsNonRoot: true
allowPrivilegeEscalation: false
privileged: false
seccompProfile:
type: RuntimeDefault
capabilities:
add: []
drop:
- ALL
env:
REDIS_HOST:
secretKeyRef:
expandObjectName: false
name: '{{ printf "%s-%s" .Release.Name "rediscreds" }}'
key: plainhost
REDIS_PASSWORD:
secretKeyRef:
expandObjectName: false
name: '{{ printf "%s-%s" .Release.Name "rediscreds" }}'
key: redis-password
REDIS_PORT: "6379"
command:
- "/bin/sh"
- "-c"
- |
/bin/bash <<'EOF'
echo "Executing DB waits..."
[[ -n "$REDIS_PASSWORD" ]] && export REDISCLI_AUTH="$REDIS_PASSWORD";
export LIVE=false;
until "$LIVE";
do
response=$(
timeout -s 3 2 \
redis-cli \
-h "$REDIS_HOST" \
-p "$REDIS_PORT" \
ping
)
if [ "$response" == "PONG" ] || [ "$response" == "LOADING Redis is loading the dataset in memory" ]; then
LIVE=true
echo "$response"
echo "Redis Responded, ending initcontainer and starting main container(s)..."
else
echo "$response"
echo "Redis not responding... Sleeping for 10 sec..."
sleep 10
fi;
done
EOF
{{- end -}}
{{- define "tc.v1.common.lib.deps.wait.mariadb" -}}
enabled: true
type: system
imageSelector: mariadbClientImage
securityContext:
runAsUser: 568
runAsGroup: 568
readOnlyRootFilesystem: true
runAsNonRoot: true
allowPrivilegeEscalation: false
privileged: false
seccompProfile:
type: RuntimeDefault
capabilities:
add: []
drop:
- ALL
resources:
requests:
cpu: 10m
memory: 50Mi
limits:
cpu: 4000m
memory: 8Gi
env:
MARIADB_HOST:
secretKeyRef:
expandObjectName: false
name: '{{ printf "%s-%s" .Release.Name "mariadbcreds" }}'
key: plainhost
MARIADB_ROOT_PASSWORD:
secretKeyRef:
expandObjectName: false
name: '{{ printf "%s-%s" .Release.Name "mariadbcreds" }}'
key: mariadb-root-password
command:
- "/bin/sh"
- "-c"
- |
/bin/bash <<'EOF'
echo "Executing DB waits..."
until
mysqladmin -uroot -h"${MARIADB_HOST}" -p"${MARIADB_ROOT_PASSWORD}" ping \
&& mysqladmin -uroot -h"${MARIADB_HOST}" -p"${MARIADB_ROOT_PASSWORD}" status;
do sleep 2;
done
EOF
{{- end -}}
{{- define "tc.v1.common.lib.deps.wait.mongodb" -}}
enabled: true
type: system
imageSelector: mongodbClientImage
securityContext:
runAsUser: 568
runAsGroup: 568
readOnlyRootFilesystem: true
runAsNonRoot: true
allowPrivilegeEscalation: false
privileged: false
seccompProfile:
type: RuntimeDefault
capabilities:
add: []
drop:
- ALL
resources:
requests:
cpu: 10m
memory: 50Mi
limits:
cpu: 4000m
memory: 8Gi
env:
MONGODB_HOST:
secretKeyRef:
expandObjectName: false
name: '{{ printf "%s-%s" .Release.Name "mongodbcreds" }}'
key: plainhost
MONGODB_DATABASE: "{{ .Values.mongodb.mongodbDatabase }}"
command:
- "/bin/sh"
- "-c"
- |
/bin/bash <<'EOF'
echo "Executing DB waits..."
until
HOME=/config && echo "db.runCommand(\"ping\")" | mongosh --host ${MONGODB_HOST} --port 27017 ${MONGODB_DATABASE} --quiet;
do sleep 2;
done
EOF
{{- end -}}
{{- define "tc.v1.common.lib.deps.wait.clickhouse" -}}
enabled: true
type: system
imageSelector: wgetImage
securityContext:
runAsUser: 568
runAsGroup: 568
readOnlyRootFilesystem: true
runAsNonRoot: true
allowPrivilegeEscalation: false
privileged: false
seccompProfile:
type: RuntimeDefault
capabilities:
add: []
drop:
- ALL
resources:
requests:
cpu: 10m
memory: 50Mi
limits:
cpu: 4000m
memory: 8Gi
env:
CLICKHOUSE_PING:
secretKeyRef:
expandObjectName: false
name: '{{ printf "%s-%s" .Release.Name "clickhousecreds" }}'
key: ping
command:
- "/bin/sh"
args:
- "-c"
- |
echo "Executing DB waits..."
until wget --quiet --tries=1 --spider "${CLICKHOUSE_PING}"; do
echo "ClickHouse - no response. Sleeping 2 seconds..."
sleep 2
done
echo "ClickHouse - accepting connections"
{{- end -}}
{{- define "tc.v1.common.lib.deps.wait.solr" -}}
enabled: true
type: system
imageSelector: wgetImage
securityContext:
runAsUser: 568
runAsGroup: 568
readOnlyRootFilesystem: true
runAsNonRoot: true
allowPrivilegeEscalation: false
privileged: false
seccompProfile:
type: RuntimeDefault
capabilities:
add: []
drop:
- ALL
resources:
requests:
cpu: 10m
memory: 50Mi
limits:
cpu: 4000m
memory: 8Gi
env:
SOLR_HOST:
secretKeyRef:
expandObjectName: false
name: '{{ printf "%s-%s" .Release.Name "solrcreds" }}'
key: plainhost
SOLR_CORES: "{{ .Values.solr.solrCores }}"
SOLR_ENABLE_AUTHENTICATION: "{{ .Values.solr.solrEnableAuthentication }}"
SOLR_ADMIN_USERNAME: "{{ .Values.solr.solrUsername }}"
SOLR_ADMIN_PASSWORD:
secretKeyRef:
expandObjectName: false
name: '{{ printf "%s-%s" .Release.Name "solrcreds" }}'
key: solr-password
command:
- "/bin/sh"
args:
- "-c"
- |
echo "Executing DB waits..."
if [ "$SOLR_ENABLE_AUTHENTICATION" == "yes" ]; then
until curl --fail --user "${SOLR_ADMIN_USERNAME}":"${SOLR_ADMIN_PASSWORD}" "${SOLR_HOST}":8983/solr/"${SOLR_CORES}"/admin/ping; do
echo "Solr is not responding... Sleeping 2 seconds..."
sleep 2
done
else
until curl --fail "${SOLR_HOST}":8983/solr/"${SOLR_CORES}"/admin/ping; do
echo "Solr is not responding... Sleeping 2 seconds..."
sleep 2
done
fi
{{- end -}}
{{- define "tc.v1.common.lib.deps.wait.cnpg" -}}
enabled: true
type: system
imageSelector: postgresClientImage
securityContext:
runAsUser: 568
runAsGroup: 568
readOnlyRootFilesystem: true
runAsNonRoot: true
allowPrivilegeEscalation: false
privileged: false
seccompProfile:
type: RuntimeDefault
capabilities:
add: []
drop:
- ALL
resources:
requests:
cpu: 10m
memory: 50Mi
limits:
cpu: 4000m
memory: 8Gi
command:
- "/bin/sh"
- "-c"
- |
/bin/sh <<'EOF'
{{ range $name, $cnpg := .Values.cnpg }}
{{ if $cnpg.enabled }}
echo "Executing DB waits..."
{{ $cnpgName := include "tc.v1.common.lib.chart.names.fullname" $ }}
{{ $cnpgName = printf "%v-cnpg-%v" $cnpgName $name }}
echo "Detected RW pooler, testing RW pooler availability..."
until
echo "Testing database on url: {{ $cnpgName }}-rw"
pg_isready -U {{ .user }} -d {{ .database }} -h {{ $cnpgName }}-rw
do sleep 5
done
{{ if $cnpg.acceptRO }}
echo "Detected RO pooler, testing RO pooler availability..."
until
echo "Testing database on url: {{ $cnpgName }}-ro"
pg_isready -U {{ .user }} -d {{ .database }} -h {{ $cnpgName }}-ro
do sleep 5
done
{{ end }}
{{ end }}
{{ end }}
sleep 5
EOF
{{- end -}}