Add a TeamCity configuration to automatically check if the timezone database or the list of WIndows mappings were updated

.teamcity/additionalConfiguration.kt

@@ -3,9 +3,16 @@
  * Use of this source code is governed by the Apache 2.0 License that can be found in the LICENSE.txt file.
  */
 
+import jetbrains.buildServer.configs.kotlin.BuildType
 import jetbrains.buildServer.configs.kotlin.DslContext
 import jetbrains.buildServer.configs.kotlin.Project
 import jetbrains.buildServer.configs.kotlin.buildFeatures.commitStatusPublisher
+import jetbrains.buildServer.configs.kotlin.buildFeatures.notifications
+import jetbrains.buildServer.configs.kotlin.buildSteps.gradle
+import jetbrains.buildServer.configs.kotlin.buildSteps.script
+import jetbrains.buildServer.configs.kotlin.toId
+import jetbrains.buildServer.configs.kotlin.triggers.schedule
+import jetbrains.buildServer.configs.kotlin.vcs.GitVcsRoot
 
 fun Project.additionalConfiguration() {
     knownBuilds.buildAll.features {
@@ -19,4 +26,71 @@ fun Project.additionalConfiguration() {
             }
         }
     }
-}
+
+    vcsRoot(EggertTzRepo)
+
+    BuildType {
+        id("Check_Updates")
+        name = "Check for timezone database updates"
+        description = "Queries the Internet to see if the timezone data was updated"
+
+        vcs {
+            root(DslContext.settingsRoot)
+            root(EggertTzRepo, "+:. => tz")
+        }
+
+        steps {
+            script {
+                name = "Check if a new version of the timezone database is present"
+                id = "Check_if_a_new_version_of_the_timezone_database_is_present"
+                scriptContent = """
+                    set -efu
+                    latest_tag=$(git -C tz/ describe --abbrev=0 --tags)
+                    current_tag=$(grep tzdbVersion gradle.properties | cut -d= -f2)
+                    if [ "${'$'}latest_tag" != "${'$'}current_tag" ]; then
+                      printf "A new version of the timezone database is available: %s\n" "${'$'}latest_tag" >&2
+                      exit 1
+                    fi
+                """.trimIndent()
+            }
+            gradle {
+                name = "Check if the Windows names need updating"
+                id = "Check_if_the_Windows_names_need_updating"
+                tasks = "downloadWindowsZonesMapping"
+                jdkHome = "%env.JDK_18_x64%"
+            }
+        }
+
+        triggers {
+            schedule {
+                schedulingPolicy = daily {
+                    hour = 1
+                    minute = 50
+                }
+                triggerBuild = always()
+            }
+        }
+
+        features {
+            notifications {
+                notifierSettings = slackNotifier {
+                    connection = "PROJECT_EXT_51"
+                    sendTo = "UL2TZ4V55" // Dmitry Khalanskiy
+                    messageFormat = simpleMessageFormat()
+                }
+                buildFailed = true
+                firstFailureAfterSuccess = true
+            }
+        }
+
+        requirements {
+            doesNotContain("teamcity.agent.jvm.os.name", "Windows")
+        }
+    }.also { buildType(it) }
+}
+
+object EggertTzRepo : GitVcsRoot({
+    name = "Timezone database repository"
+    url = "https://github.com/eggert/tz"
+    branch = "refs/heads/main"
+})

core/windows/src/internal/WindowsZoneNames.kt

@@ -225,7 +225,6 @@ internal val standardToWindows: Map<String, String> = mutableMapOf(
   "Asia/Brunei" to "Singapore Standard Time",
   "Asia/Calcutta" to "India Standard Time",
   "Asia/Chita" to "Transbaikal Standard Time",
-  "Asia/Choibalsan" to "Ulaanbaatar Standard Time",
   "Asia/Colombo" to "Sri Lanka Standard Time",
   "Asia/Damascus" to "Syria Standard Time",
   "Asia/Dhaka" to "Bangladesh Standard Time",
@@ -311,8 +310,6 @@ internal val standardToWindows: Map<String, String> = mutableMapOf(
   "Australia/Melbourne" to "AUS Eastern Standard Time",
   "Australia/Perth" to "W. Australia Standard Time",
   "Australia/Sydney" to "AUS Eastern Standard Time",
-  "CST6CDT" to "Central Standard Time",
-  "EST5EDT" to "Eastern Standard Time",
   "Etc/GMT" to "UTC",
   "Etc/GMT+1" to "Cape Verde Standard Time",
   "Etc/GMT+10" to "Hawaiian Standard Time",
@@ -410,8 +407,6 @@ internal val standardToWindows: Map<String, String> = mutableMapOf(
   "Indian/Mauritius" to "Mauritius Standard Time",
   "Indian/Mayotte" to "E. Africa Standard Time",
   "Indian/Reunion" to "Mauritius Standard Time",
-  "MST7MDT" to "Mountain Standard Time",
-  "PST8PDT" to "Pacific Standard Time",
   "Pacific/Apia" to "Samoa Standard Time",
   "Pacific/Auckland" to "New Zealand Standard Time",
   "Pacific/Bougainville" to "Bougainville Standard Time",