Generate next release notes when on master for nightly builds

.github/workflows/nightly.yml

@@ -318,8 +318,13 @@ jobs:
         shell: bash
         if: ${{ startsWith(github.event.ref, 'refs/tags') == false }}
         run: |
-          tools changelog update-release-notes --draft
-          tools changelog update-release-notes
+          if [ "${{ contains(fromJSON('["master"]'), github.ref_name) }}" == "true" ]; then
+              tools changelog update-release-notes --draft --next-release
+              tools changelog update-release-notes --next-release
+          else
+              tools changelog update-release-notes --draft
+              tools changelog update-release-notes
+          fi
 
       - name: Generate MAN Pages
         shell: bash

.github/workflows/templates/ci.yml.jinja

@@ -116,8 +116,18 @@ on:
         shell: bash
         if: ${{ startsWith(github.event.ref, 'refs/tags') == false }}
         run: |
+          <%- if gh_environment == 'nightly' %>
+          if [ "${{ contains(fromJSON('["master"]'), github.ref_name) }}" == "true" ]; then
+              tools changelog update-release-notes --draft <%- if prepare_actual_release %> --release <%- endif %> --next-release
+              tools changelog update-release-notes <%- if prepare_actual_release %> --release <%- endif %> --next-release
+          else
+              tools changelog update-release-notes --draft <%- if prepare_actual_release %> --release <%- endif %>
+              tools changelog update-release-notes <%- if prepare_actual_release %> --release <%- endif %>
+          fi
+          <%- else %>
           tools changelog update-release-notes --draft <%- if prepare_actual_release %> --release <%- endif %>
           tools changelog update-release-notes <%- if prepare_actual_release %> --release <%- endif %>
+          <%- endif %>
 
       - name: Generate MAN Pages
         shell: bash

tools/changelog.py

@@ -15,6 +15,7 @@ import textwrap
 from jinja2 import Environment, FileSystemLoader
 from ptscripts import Context, command_group
 
+import salt.version
 from tools.utils import REPO_ROOT, Version
 
 CHANGELOG_LIKE_RE = re.compile(r"([\d]+)\.([a-z]+)$")
@@ -299,6 +300,9 @@ def update_deb(ctx: Context, salt_version: Version, draft: bool = False):
         "template_only": {
             "help": "Only generate a template file.",
         },
+        "next_release": {
+            "help": "Generate release notes for the next upcoming release.",
+        },
     },
 )
 def update_release_notes(
@@ -307,6 +311,7 @@ def update_release_notes(
     draft: bool = False,
     release: bool = False,
     template_only: bool = False,
+    next_release: bool = False,
 ):
     if salt_version is None:
         salt_version = _get_salt_version(ctx)
@@ -325,6 +330,15 @@ def update_release_notes(
         release_notes_path = pathlib.Path("doc/topics/releases") / "{}.md".format(
             version
         )
+    if next_release and not release:
+        version = ".".join(
+            str(part)
+            for part in salt.version.SaltStackVersion(*version).next_release().info
+        )
+        release_notes_path = pathlib.Path("doc/topics/releases") / "{}.md".format(
+            version
+        )
+
     template_release_path = (
         release_notes_path.parent / "templates" / f"{version}.md.template"
     )
@@ -337,12 +351,12 @@ def update_release_notes(
                 {{{{ warning }}}}
 
                 <!--
-                Add relase specific details below
+                Add release specific details below
                 -->
 
                 <!--
                 Do not edit the changelog below.
-                This is auto generated
+                This is auto generated.
                 -->
                 ## Changelog
                 {{{{ changelog }}}}