fix(health): use note.drySha when available (#26698)

Signed-off-by: Michael Crenshaw <350466+crenshaw-dev@users.noreply.github.com>

resource_customizations/promoter.argoproj.io/PromotionStrategy/health.lua

@@ -56,6 +56,17 @@ if not obj.status.environments or #obj.status.environments == 0 then
     return hs
 end
 
+-- Use note.drySha as canonical proposed SHA when present; fallback to proposed.dry.sha.
+local function getProposedDrySha(env)
+    if env and env.proposed and env.proposed.note and env.proposed.note.drySha and env.proposed.note.drySha ~= "" then
+        return env.proposed.note.drySha
+    end
+    if env and env.proposed and env.proposed.dry and env.proposed.dry.sha and env.proposed.dry.sha ~= "" then
+        return env.proposed.dry.sha
+    end
+    return nil
+end
+
 -- Make sure there's a fully-populated status for both active and proposed commits in all environments. If anything is
 -- missing or empty, return a Progressing status.
 for _, env in ipairs(obj.status.environments) do
@@ -64,7 +75,7 @@ for _, env in ipairs(obj.status.environments) do
         hs.message = "The active commit DRY SHA is missing or empty in environment '" .. env.branch .. "'."
         return hs
     end
-    if not env.proposed or not env.proposed.dry or not env.proposed.dry.sha or env.proposed.dry.sha == "" then
+    if not getProposedDrySha(env) then
         hs.status = "Progressing"
         hs.message = "The proposed commit DRY SHA is missing or empty in environment '" .. env.branch .. "'."
         return hs
@@ -72,9 +83,9 @@ for _, env in ipairs(obj.status.environments) do
 end
 
 -- Check if all the proposed environments have the same proposed commit dry sha. If not, return a Progressing status.
-local proposedSha = obj.status.environments[1].proposed.dry.sha  -- Don't panic, Lua is 1-indexed.
+local proposedSha = getProposedDrySha(obj.status.environments[1])  -- Don't panic, Lua is 1-indexed.
 for _, env in ipairs(obj.status.environments) do
-    if env.proposed.dry.sha ~= proposedSha then
+    if getProposedDrySha(env) ~= proposedSha then
         hs.status = "Progressing"
         hs.message = "Not all environments have the same proposed commit SHA. This likely means the hydrator has not run for all environments yet."
         return hs
@@ -96,7 +107,8 @@ end
 -- statuses and build a summary about how many are pending, successful, or failed. Return a Progressing status for this
 -- in-progress environment.
 for _, env in ipairs(obj.status.environments) do
-    if env.proposed.dry.sha ~= env.active.dry.sha then
+    local envProposedSha = getProposedDrySha(env)
+    if envProposedSha ~= env.active.dry.sha then
         local pendingCount = 0
         local successCount = 0
         local failureCount = 0
@@ -121,7 +133,7 @@ for _, env in ipairs(obj.status.environments) do
         hs.message =
             "Promotion in progress for environment '" .. env.branch ..
             "' from '" .. getShortSha(env.active.dry.sha) ..
-            "' to '" .. getShortSha(env.proposed.dry.sha) .. "': " ..
+            "' to '" .. getShortSha(envProposedSha) .. "': " ..
             pendingCount .. " pending, " .. successCount .. " successful, " .. failureCount .. " failed. "
 
         if pendingCount > 0 then
@@ -172,5 +184,5 @@ end
 -- If all environments have the same proposed commit dry sha as the active one, we can consider the promotion strategy
 -- healthy. This means all environments are in sync and no further action is needed.
 hs.status = "Healthy"
-hs.message = "All environments are up-to-date on commit '" .. getShortSha(obj.status.environments[1].proposed.dry.sha) .. "'."
+hs.message = "All environments are up-to-date on commit '" .. getShortSha(getProposedDrySha(obj.status.environments[1])) .. "'."
 return hs

resource_customizations/promoter.argoproj.io/PromotionStrategy/health_test.yaml

@@ -47,3 +47,7 @@ tests:
     status: Degraded
     message: "Promotion strategy reconciliation failed (ChangeTransferPolicyNotReady): ChangeTransferPolicy \"strategy-environments-qal-usw2-27894e05\" is not Ready because \"ReconciliationError\": Reconciliation failed: failed to calculate ChangeTransferPolicy status: failed to get SHAs for proposed branch \"environments/qal-usw2-next\": exit status 128: fatal: 'origin/environments/qal-usw2-next' is not a commit and a branch 'environments/qal-usw2-next' cannot be created from it"
   inputPath: testdata/missing-sha-and-not-ready.yaml
+- healthStatus:
+    status: Progressing
+    message: "Promotion in progress for environment 'dev' from 'abc1234' to 'new9999': 0 pending, 0 successful, 0 failed. "
+  inputPath: testdata/proposed-note-dry-sha-preferred.yaml

resource_customizations/promoter.argoproj.io/PromotionStrategy/testdata/proposed-note-dry-sha-preferred.yaml

@@ -0,0 +1,30 @@
+apiVersion: promoter.argoproj.io/v1alpha1
+kind: PromotionStrategy
+metadata:
+  generation: 1
+spec: {}
+status:
+  conditions:
+    - type: Ready
+      status: "True"
+      observedGeneration: 1
+  environments:
+    - branch: dev
+      active:
+        dry:
+          sha: abc1234abcdef0
+      proposed:
+        dry:
+          sha: old1111abcdef0
+        note:
+          drySha: new9999abcdef0
+    - branch: prod
+      active:
+        dry:
+          sha: abc1234abcdef0
+      proposed:
+        dry:
+          sha: old2222abcdef0
+        note:
+          drySha: new9999abcdef0
+