Add zero-config self hosting on Render (#612)

* v1 of backend implementation for self hosting * Add docs * Add upgrades controller * Add global helpers for self hosting mode * Add self host settings controller * Conditionally show self hosting settings * Environment and config updates * Complete upgrade prompting flow * Update config for forked repo * Move configuration of github provider within class * Add upgrades cron * Update deploy button * Update guides * Fix render deployer * Typo * Enable auto upgrades * Fix cron * Make upgrade modes more clear and consistent * Trigger new available version * Fix logic for displaying upgrade prompts * Finish implementation * Fix regression * Trigger new version * Add i18n translations * trigger new version * reduce caching time for testing * Decrease cache for testing * trigger upgrade * trigger upgrade * Only trigger deploy once * trigger upgrade * If target is commit, always upgrade if any upgrade is available * trigger upgrade * trigger upgrade * Test release * Change back to maybe repo for defaults * Fix lint errors * Clearer naming * Fix relative link * Add abs path * Relative link * Update docs
2025-07-24 15:49:39 +02:00 · 2024-04-13 09:28:45 -04:00 · 2024-04-13 09:28:45 -04:00 · 5aca2ff9b6
commit 5aca2ff9b6
parent 2bbf120e2f
53 changed files with 1356 additions and 111 deletions
--- a/test/models/upgrader_test.rb
+++ b/test/models/upgrader_test.rb
@ -0,0 +1,88 @@
+require "test_helper"
+
+class UpgraderTest < ActiveSupport::TestCase
+  PRIOR_COMMIT = "47bb430954292d2fdcc81082af731a16b9587da2"
+  CURRENT_COMMIT = "47bb430954292d2fdcc81082af731a16b9587da3"
+  NEXT_COMMIT = "47bb430954292d2fdcc81082af731a16b9587da4"
+
+  PRIOR_VERSION = Semver.new("0.1.0-alpha.3")
+  CURRENT_VERSION = Semver.new("0.1.0-alpha.4")
+  NEXT_VERSION = Semver.new("0.1.0-alpha.5")
+
+  # Default setup assumes app is up to date
+  setup do
+    Upgrader.config = Upgrader::Config.new({ mode: :enabled })
+
+    Maybe.stubs(:version).returns(CURRENT_VERSION)
+    Maybe.stubs(:commit_sha).returns(CURRENT_COMMIT)
+
+    stub_github_data(
+      commit: create_upgrade_stub(CURRENT_VERSION, CURRENT_COMMIT),
+      release: create_upgrade_stub(CURRENT_VERSION, CURRENT_COMMIT)
+    )
+  end
+
+  test "finds 1 completed upgrade, 0 available upgrades when app is up to date" do
+    assert_instance_of Upgrader::Upgrade, Upgrader.completed_upgrade
+    assert_nil Upgrader.available_upgrade
+  end
+
+  test "finds 1 available and 1 completed upgrade when app is on latest release but behind latest commit" do
+    stub_github_data(
+      commit: create_upgrade_stub(CURRENT_VERSION, NEXT_COMMIT),
+      release: create_upgrade_stub(CURRENT_VERSION, CURRENT_COMMIT)
+    )
+
+    assert_instance_of Upgrader::Upgrade, Upgrader.available_upgrade # commit is ahead of release
+    assert_instance_of Upgrader::Upgrade, Upgrader.completed_upgrade # release is completed
+  end
+
+  test "when app is behind latest version and latest commit is ahead of release finds release upgrade and no completed upgrades" do
+    Maybe.stubs(:version).returns(PRIOR_VERSION)
+    Maybe.stubs(:commit_sha).returns(PRIOR_COMMIT)
+
+    stub_github_data(
+      commit: create_upgrade_stub(CURRENT_VERSION, NEXT_COMMIT),
+      release: create_upgrade_stub(CURRENT_VERSION, CURRENT_COMMIT)
+    )
+
+    assert_equal "release", Upgrader.available_upgrade.type
+    assert_nil Upgrader.completed_upgrade
+  end
+
+  test "defaults to app version when no release is found" do
+    stub_github_data(
+      commit: create_upgrade_stub(CURRENT_VERSION, NEXT_COMMIT),
+      release: nil
+    )
+
+    # Upstream is 1 commit ahead, and we assume we're on the same release
+    assert_equal "commit", Upgrader.available_upgrade.type
+  end
+
+  test "gracefully handles empty github info" do
+    Provider::Github.any_instance.stubs(:fetch_latest_upgrade_candidates).returns(nil)
+
+    assert_nil Upgrader.available_upgrade
+    assert_nil Upgrader.completed_upgrade
+  end
+
+  test "deployer is null by default" do
+    Upgrader.config = Upgrader::Config.new({ mode: :enabled })
+    Upgrader::Deployer::Null.any_instance.expects(:deploy).with(nil).once
+    Upgrader.upgrade_to(nil)
+  end
+
+  private
+    def create_upgrade_stub(version, commit_sha)
+      {
+        version: version,
+        commit_sha: commit_sha,
+        url: ""
+      }
+    end
+
+    def stub_github_data(commit: create_upgrade_stub(LATEST_VERSION, LATEST_COMMIT), release: create_upgrade_stub(LATEST_VERSION, LATEST_COMMIT))
+      Provider::Github.any_instance.stubs(:fetch_latest_upgrade_candidates).returns({ commit:, release: })
+    end
+end