titan-iac/services/comms/mas-db-ensure-job.yaml

87 lines
3.2 KiB
YAML

# services/comms/mas-db-ensure-job.yaml
apiVersion: batch/v1
kind: Job
metadata:
name: mas-db-ensure-6
namespace: comms
spec:
backoffLimit: 0
ttlSecondsAfterFinished: 600
template:
spec:
serviceAccountName: mas-db-ensure
restartPolicy: OnFailure
volumes:
- name: work
emptyDir: {}
initContainers:
- name: prepare
image: bitnami/kubectl:latest
command: ["/bin/sh", "-c"]
args:
- |
set -eu
umask 077
echo "ensuring postgres auth secret"
if kubectl -n postgres get secret postgres-auth >/dev/null 2>&1; then
kubectl -n postgres get secret postgres-auth -o jsonpath='{.data.POSTGRES_PASSWORD}' | base64 -d > /work/postgres_password
else
POSTGRES_PASS="$(kubectl -n postgres get statefulset postgres -o jsonpath='{.spec.template.spec.containers[0].env[?(@.name=="POSTGRES_PASSWORD")].value}')"
if [ -z "${POSTGRES_PASS}" ]; then
echo "postgres password not found in statefulset env" >&2
exit 1
fi
printf '%s' "${POSTGRES_PASS}" > /work/postgres_password
kubectl -n postgres create secret generic postgres-auth --from-file=POSTGRES_PASSWORD=/work/postgres_password >/dev/null
fi
echo "ensuring mas db secret"
if kubectl -n comms get secret mas-db >/dev/null 2>&1; then
kubectl -n comms get secret mas-db -o jsonpath='{.data.password}' | base64 -d > /work/mas_password
else
head -c 32 /dev/urandom | base64 | tr -d '\n' > /work/mas_password
kubectl -n comms create secret generic mas-db --from-file=password=/work/mas_password >/dev/null
fi
volumeMounts:
- name: work
mountPath: /work
containers:
- name: ensure
image: postgres:15
env:
- name: PGHOST
value: postgres-service.postgres.svc.cluster.local
- name: PGPORT
value: "5432"
- name: PGDATABASE
value: postgres
- name: PGUSER
value: postgres
command: ["/bin/sh", "-c"]
args:
- |
set -eu
export PGPASSWORD="$(cat /work/postgres_password)"
MAS_PASS="$(cat /work/mas_password)"
echo "ensuring mas role/database"
psql -v ON_ERROR_STOP=1 -v mas_pass="${MAS_PASS}" <<'SQL'
DO $$
BEGIN
IF NOT EXISTS (SELECT 1 FROM pg_catalog.pg_roles WHERE rolname = 'mas') THEN
EXECUTE format('CREATE ROLE mas LOGIN PASSWORD %L', :mas_pass);
ELSE
EXECUTE format('ALTER ROLE mas WITH PASSWORD %L', :mas_pass);
END IF;
END
$$;
DO $$
BEGIN
IF NOT EXISTS (SELECT 1 FROM pg_database WHERE datname = 'mas') THEN
CREATE DATABASE mas OWNER mas;
END IF;
END
$$;
SQL
volumeMounts:
- name: work
mountPath: /work