automatically trigger upgrades

rs/nervous_system/integration_tests/tests/advance_target_version.rs

@@ -253,7 +253,7 @@ async fn test_get_upgrade_journal() {
     expected_upgrade_journal_entries.push(sns_pb::upgrade_journal_entry::Event::TargetVersionSet(
         sns_pb::upgrade_journal_entry::TargetVersionSet {
             old_target_version: None,
-            new_target_version: Some(new_sns_version_2),
+            new_target_version: Some(new_sns_version_2.clone()),
         },
     ));
 
@@ -263,4 +263,98 @@ async fn test_get_upgrade_journal() {
         &expected_upgrade_journal_entries,
     )
     .await;
+
+    // Check that the target version is set to the new version.
+    {
+        let sns_pb::GetUpgradeJournalResponse { target_version, .. } =
+            sns::governance::get_upgrade_journal(&pocket_ic, sns.governance.canister_id).await;
+
+        assert_eq!(target_version, Some(new_sns_version_2.clone()));
+    }
+
+    await_with_timeout(
+        &pocket_ic,
+        UPGRADE_STEPS_INTERVAL_REFRESH_BACKOFF_SECONDS,
+        |pocket_ic| async {
+            sns::governance::get_upgrade_journal(pocket_ic, sns.governance.canister_id)
+                .await
+                .deployed_version
+        },
+        &Some(new_sns_version_2.clone()),
+    )
+    .await
+    .unwrap();
+
+    // Check that the deployed version is now set to the new version.
+    {
+        let sns_pb::GetUpgradeJournalResponse {
+            deployed_version, ..
+        } = sns::governance::get_upgrade_journal(&pocket_ic, sns.governance.canister_id).await;
+
+        assert_eq!(deployed_version, Some(new_sns_version_2.clone()));
+    }
+
+    // Check that the upgrade journal contains the correct entries.
+    {
+        expected_upgrade_journal_entries.push(
+            sns_pb::upgrade_journal_entry::Event::UpgradeStarted(
+                sns_pb::upgrade_journal_entry::UpgradeStarted {
+                    current_version: Some(initial_sns_version.clone()),
+                    expected_version: Some(new_sns_version_1.clone()),
+                    reason: Some(
+                        sns_pb::upgrade_journal_entry::upgrade_started::Reason::BehindTargetVersion(
+                            sns_pb::Empty {},
+                        ),
+                    ),
+                },
+            ),
+        );
+
+        expected_upgrade_journal_entries.push(
+            sns_pb::upgrade_journal_entry::Event::UpgradeOutcome(
+                sns_pb::upgrade_journal_entry::UpgradeOutcome {
+                    status: Some(
+                        sns_pb::upgrade_journal_entry::upgrade_outcome::Status::Success(
+                            sns_pb::Empty {},
+                        ),
+                    ),
+                    human_readable: None,
+                },
+            ),
+        );
+
+        expected_upgrade_journal_entries.push(
+            sns_pb::upgrade_journal_entry::Event::UpgradeStarted(
+                sns_pb::upgrade_journal_entry::UpgradeStarted {
+                    current_version: Some(new_sns_version_1.clone()),
+                    expected_version: Some(new_sns_version_2.clone()),
+                    reason: Some(
+                        sns_pb::upgrade_journal_entry::upgrade_started::Reason::BehindTargetVersion(
+                            sns_pb::Empty {},
+                        ),
+                    ),
+                },
+            ),
+        );
+
+        expected_upgrade_journal_entries.push(
+            sns_pb::upgrade_journal_entry::Event::UpgradeOutcome(
+                sns_pb::upgrade_journal_entry::UpgradeOutcome {
+                    status: Some(
+                        sns_pb::upgrade_journal_entry::upgrade_outcome::Status::Success(
+                            sns_pb::Empty {},
+                        ),
+                    ),
+                    human_readable: None,
+                },
+            ),
+        );
+
+        assert_upgrade_journal(
+            &pocket_ic,
+            sns.governance,
+            &expected_upgrade_journal_entries,
+        )
+        .await;
+    }
 }

rs/sns/governance/proto/ic_sns_governance/pb/v1/governance.proto

@@ -1424,7 +1424,7 @@ message Governance {
     // allowing us to fail in case we otherwise have gotten stuck.
     uint64 checking_upgrade_lock = 3;
     // The proposal that initiated this upgrade
-    uint64 proposal_id = 4;
+    optional uint64 proposal_id = 4;
   }
 
   // Version SNS is in process of upgrading to.
@@ -2210,7 +2210,8 @@ message GetUpgradeJournalResponse {
   // Currently, this field is always None, but in the "effortless SNS upgrade"
   // feature, it reflect the version of the SNS that the community has decided to upgrade to.
   Governance.Version target_version = 3;
-
+  Governance.Version deployed_version = 5;
+
   UpgradeJournal upgrade_journal = 4;
 }
 

rs/sns/governance/src/gen/ic_sns_governance.pb.v1.rs

@@ -1898,8 +1898,8 @@ pub mod governance {
         #[prost(uint64, tag = "3")]
         pub checking_upgrade_lock: u64,
         /// The proposal that initiated this upgrade
-        #[prost(uint64, tag = "4")]
-        pub proposal_id: u64,
+        #[prost(uint64, optional, tag = "4")]
+        pub proposal_id: ::core::option::Option<u64>,
     }
     #[derive(
         candid::CandidType,
@@ -3540,6 +3540,8 @@ pub struct GetUpgradeJournalResponse {
     /// feature, it reflect the version of the SNS that the community has decided to upgrade to.
     #[prost(message, optional, tag = "3")]
     pub target_version: ::core::option::Option<governance::Version>,
+    #[prost(message, optional, tag = "5")]
+    pub deployed_version: ::core::option::Option<governance::Version>,
     #[prost(message, optional, tag = "4")]
     pub upgrade_journal: ::core::option::Option<UpgradeJournal>,
 }