Add node table schema

internal/repository/migration.go

@@ -16,7 +16,7 @@ import (
 	"github.com/golang-migrate/migrate/v4/source/iofs"
 )
 
-const Version uint = 9
+const Version uint = 10
 
 //go:embed migrations/*
 var migrationFiles embed.FS

internal/repository/migrations/sqlite3/10_node-table.down.sql

@@ -0,0 +1 @@
+DROP TABLE IF EXISTS node;

internal/repository/migrations/sqlite3/10_node-table.up.sql

@@ -0,0 +1,17 @@
+CREATE TABLE "node" (
+    id INTEGER PRIMARY KEY,
+    hostname VARCHAR(255) NOT NULL,
+    cluster VARCHAR(255) NOT NULL,
+    subcluster VARCHAR(255) NOT NULL,
+    node_state VARCHAR(255) NOT NULL
+    CHECK (job_state IN (
+        'allocated', 'reserved', 'idle', 'mixed',
+        'down', 'unknown'
+    )),
+    health_state VARCHAR(255) NOT NULL
+    CHECK (job_state IN (
+        'full', 'partial', 'failed'
+    )),
+    meta_data TEXT,          -- JSON
+    UNIQUE (hostname, cluster)
+);

pkg/schema/node.go

@@ -0,0 +1,35 @@
+// Copyright (C) NHR@FAU, University Erlangen-Nuremberg.
+// All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+package schema
+
+type NodeState string
+
+const (
+	NodeStateAllocated NodeState = "allocated"
+	NodeStateReserved  NodeState = "reserved"
+	NodeStateIdle      NodeState = "idle"
+	NodeStateMixed     NodeState = "mixed"
+	NodeStateDown      NodeState = "down"
+	NodeStateUnknown   NodeState = "unknown"
+)
+
+type MonitoringState string
+
+const (
+	MonitoringStateFull    MonitoringState = "full"
+	MonitoringStatePartial MonitoringState = "partial"
+	MonitoringStateFailed  MonitoringState = "failed"
+)
+
+type Node struct {
+	ID          int64             `json:"id" db:"id"`
+	Hostname    string            `json:"hostname" db:"hostname" example:"fritz"`
+	Cluster     string            `json:"cluster" db:"cluster" example:"fritz"`
+	SubCluster  string            `json:"subCluster" db:"subcluster" example:"main"`
+	NodeState   NodeState         `json:"nodeState" db:"node_state" example:"completed" enums:"completed,failed,cancelled,stopped,timeout,out_of_memory"`
+	HealthState MonitoringState   `json:"healthState" db:"health_state" example:"completed" enums:"completed,failed,cancelled,stopped,timeout,out_of_memory"`
+	RawMetaData []byte            `json:"-" db:"meta_data"`
+	MetaData    map[string]string `json:"metaData"`
+}