feat(web/ui): Add support for unauthenticated user access

This change updates the web UI and API to support unauthenticated user
access. Such functionality is helpful when there is just a single user
that wants to try OpenDC.

1 files changed, 51 insertions, 0 deletions

diff --git a/opendc-web/opendc-web-api/src/main/kotlin/org/opendc/web/api/util/DevSecurityOverrideFilter.kt b/opendc-web/opendc-web-api/src/main/kotlin/org/opendc/web/api/util/DevSecurityOverrideFilter.kt
new file mode 100644
index 00000000..ba2cf2ae
--- /dev/null
+++ b/opendc-web/opendc-web-api/src/main/kotlin/org/opendc/web/api/util/DevSecurityOverrideFilter.kt
@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2022 AtLarge Research
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package org.opendc.web.api.util
+
+import io.quarkus.arc.properties.IfBuildProperty
+import java.security.Principal
+import javax.ws.rs.container.ContainerRequestContext
+import javax.ws.rs.container.ContainerRequestFilter
+import javax.ws.rs.container.PreMatching
+import javax.ws.rs.core.SecurityContext
+import javax.ws.rs.ext.Provider
+
+/**
+ * Helper class to disable security for the OpenDC web API when in development mode.
+ */
+@Provider
+@PreMatching
+@IfBuildProperty(name = "opendc.security.enabled", stringValue = "false")
+class DevSecurityOverrideFilter : ContainerRequestFilter {
+    override fun filter(requestContext: ContainerRequestContext) {
+        requestContext.securityContext = object : SecurityContext {
+            override fun getUserPrincipal(): Principal = Principal { "anon" }
+
+            override fun isSecure(): Boolean = false
+
+            override fun isUserInRole(role: String): Boolean = true
+
+            override fun getAuthenticationScheme(): String = "basic"
+        }
+    }
+}