From 3bb96756ca378ecff640014c069564dd84839f31 Mon Sep 17 00:00:00 2001
From: Alva Swanson <alvasw@protonmail.com>
Date: Tue, 18 Feb 2025 21:46:31 +0000
Subject: [PATCH 1/3] Add Slf4j constraint to platform

---
 platform/build.gradle | 1 +
 1 file changed, 1 insertion(+)

diff --git a/platform/build.gradle b/platform/build.gradle
index 5036fd8e6a..56008f3448 100644
--- a/platform/build.gradle
+++ b/platform/build.gradle
@@ -5,5 +5,6 @@ plugins {
 dependencies {
     constraints {
         api libs.protobuf.java
+        api libs.slf4j.api
     }
 }

From 4318c1ec147bc50cf3285f609349ef615e838cd9 Mon Sep 17 00:00:00 2001
From: Alva Swanson <alvasw@protonmail.com>
Date: Tue, 18 Feb 2025 21:46:31 +0000
Subject: [PATCH 2/3] Create updater module

---
 settings.gradle      |  2 ++
 updater/build.gradle | 12 ++++++++++++
 2 files changed, 14 insertions(+)
 create mode 100644 updater/build.gradle

diff --git a/settings.gradle b/settings.gradle
index cadfe73422..ae5573c6bb 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -36,6 +36,8 @@ include 'statsnode'
 include 'apitest'
 include 'platform'
 include 'code-coverage-report'
+include 'updater'
+
 includeBuild 'bitcoind'
 
 rootProject.name = 'bisq'
diff --git a/updater/build.gradle b/updater/build.gradle
new file mode 100644
index 0000000000..94b783bbe5
--- /dev/null
+++ b/updater/build.gradle
@@ -0,0 +1,12 @@
+plugins {
+    id 'bisq.java-conventions'
+    id 'java-library'
+}
+
+dependencies {
+    implementation enforcedPlatform(project(':platform'))
+    annotationProcessor libs.lombok
+    compileOnly libs.lombok
+    implementation libs.logback.classic
+    implementation libs.logback.core
+}

From 599f49dcecaea2d7fba846402267dd27c6a8701c Mon Sep 17 00:00:00 2001
From: Alva Swanson <alvasw@protonmail.com>
Date: Tue, 18 Feb 2025 21:46:32 +0000
Subject: [PATCH 3/3] updater: Implement pkexec executor

---
 .../updater/InstallationFailedException.java  | 11 +++++
 .../bisq/updater/linux/pkexec/PkExec.java     | 49 +++++++++++++++++++
 .../PkexecAuthorizationFailedException.java   |  7 +++
 3 files changed, 67 insertions(+)
 create mode 100644 updater/src/main/java/bisq/updater/InstallationFailedException.java
 create mode 100644 updater/src/main/java/bisq/updater/linux/pkexec/PkExec.java
 create mode 100644 updater/src/main/java/bisq/updater/linux/pkexec/PkexecAuthorizationFailedException.java

diff --git a/updater/src/main/java/bisq/updater/InstallationFailedException.java b/updater/src/main/java/bisq/updater/InstallationFailedException.java
new file mode 100644
index 0000000000..ada4ff2d7e
--- /dev/null
+++ b/updater/src/main/java/bisq/updater/InstallationFailedException.java
@@ -0,0 +1,11 @@
+package bisq.updater;
+
+public class InstallationFailedException extends RuntimeException {
+    public InstallationFailedException(String message) {
+        super(message);
+    }
+
+    public InstallationFailedException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}
diff --git a/updater/src/main/java/bisq/updater/linux/pkexec/PkExec.java b/updater/src/main/java/bisq/updater/linux/pkexec/PkExec.java
new file mode 100644
index 0000000000..fbd2738862
--- /dev/null
+++ b/updater/src/main/java/bisq/updater/linux/pkexec/PkExec.java
@@ -0,0 +1,49 @@
+package bisq.updater.linux.pkexec;
+
+import java.io.IOException;
+
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+
+import lombok.extern.slf4j.Slf4j;
+
+
+
+import bisq.updater.InstallationFailedException;
+
+@Slf4j
+public class PkExec {
+    public static final int AUTHORIZATION_FAILED = 127;
+    private static final int AUTHORIZATION_DIALOG_DISMISSED = 126;
+
+    public static Process run(List<String> args) {
+        try {
+            var processBuilder = new ProcessBuilder("pkexec");
+            processBuilder.command().addAll(args);
+
+            Process process = processBuilder
+                    .redirectErrorStream(true)
+                    .redirectOutput(ProcessBuilder.Redirect.DISCARD)
+                    .start();
+
+            boolean isSuccess = process.waitFor(2, TimeUnit.MINUTES);
+            if (!isSuccess) {
+                throw new InstallationFailedException(processBuilder.command() + " didn't finish after 2 minutes.");
+            }
+
+            int exitCode = process.exitValue();
+            switch (exitCode) {
+                case AUTHORIZATION_FAILED:
+                    throw new PkexecAuthorizationFailedException("Couldn't get authorization from user.");
+                case AUTHORIZATION_DIALOG_DISMISSED:
+                    throw new PkexecAuthorizationFailedException("User dismissed authorization dialog.");
+            }
+
+            return process;
+
+        } catch (IOException | InterruptedException e) {
+            throw new InstallationFailedException("Installation failed.", e);
+        }
+    }
+}
diff --git a/updater/src/main/java/bisq/updater/linux/pkexec/PkexecAuthorizationFailedException.java b/updater/src/main/java/bisq/updater/linux/pkexec/PkexecAuthorizationFailedException.java
new file mode 100644
index 0000000000..0a6bc27283
--- /dev/null
+++ b/updater/src/main/java/bisq/updater/linux/pkexec/PkexecAuthorizationFailedException.java
@@ -0,0 +1,7 @@
+package bisq.updater.linux.pkexec;
+
+public class PkexecAuthorizationFailedException extends RuntimeException {
+    public PkexecAuthorizationFailedException(String message) {
+        super(message);
+    }
+}