local-hostpath driver

Signed-off-by: Travis Glenn Hansen <travisghansen@yahoo.com>

src/driver/controller-local-hostpath/index.js

@@ -0,0 +1,65 @@
+const _ = require("lodash");
+
+const { ControllerClientCommonDriver } = require("../controller-client-common");
+
+const NODE_TOPOLOGY_KEY_NAME = "org.democratic-csi.topology/node";
+
+/**
+ * Crude local-hostpath driver which simply creates directories to be mounted
+ * and uses rsync for cloning/snapshots
+ */
+class ControllerLocalHostpathDriver extends ControllerClientCommonDriver {
+  constructor(ctx, options) {
+    const i_caps = _.get(
+      options,
+      "service.identity.capabilities.service",
+      false
+    );
+    super(...arguments);
+
+    if (!i_caps) {
+      this.ctx.logger.debug("setting local-hostpath identity service caps");
+
+      options.service.identity.capabilities.service = [
+        //"UNKNOWN",
+        "CONTROLLER_SERVICE",
+        "VOLUME_ACCESSIBILITY_CONSTRAINTS",
+      ];
+    }
+  }
+
+  getConfigKey() {
+    return "local-hostpath";
+  }
+
+  getVolumeContext(name) {
+    const driver = this;
+    const config_key = driver.getConfigKey();
+    return {
+      node_attach_driver: "hostpath",
+      path: driver.getShareVolumePath(name),
+    };
+  }
+
+  getFsTypes() {
+    return [];
+  }
+
+  /**
+   * Add node topologies
+   *
+   * @param {*} call
+   * @returns
+   */
+  async NodeGetInfo(call) {
+    const response = await super.NodeGetInfo(...arguments);
+    response.accessible_topology = {
+      segments: {
+        [NODE_TOPOLOGY_KEY_NAME]: response.node_id,
+      },
+    };
+    return response;
+  }
+}
+
+module.exports.ControllerLocalHostpathDriver = ControllerLocalHostpathDriver;