This buildpack lets you override the TimeZone returned by DateTime.Now for .NET Framework applications to be something other then that set by host VM. This is intended to be used with hwc_buildpack.
Modify manifest.yaml to include the following:
---
applications:
- name: MyApp
buildpacks:
- https://github.com/macsux/timezone-buildpack/releases/download/v0.1.0/TimezoneBuildpack-win-x64-0.1.0.zip
- https://github.com/macsux/http-module-loader-buildpack/releases/download/v0.1.0/HttpModuleLoaderBuildpack-win-x64-0.1.0.zip
- hwc_buildpack
stack: windows
env:
- TIMEZONE: <TimeZoneId>Set timezone by setting TIMEZONE environmental variable to the TimeZone ID. These are defined by the host OS. You can get them by calling TimeZoneInfo.GetSystemTimeZones() from .NET code.
Quick reference:
| Id | DisplayName | StandardName | DaylightName | BaseUtcOffset | SupportsDaylightSavingTime |
|---|---|---|---|---|---|
| Dateline Standard Time | (UTC-12:00) International Date Line West | Dateline Standard Time | Dateline Daylight Time | -12:00:00 | False |
| UTC-11 | (UTC-11:00) Coordinated Universal Time-11 | UTC-11 | UTC-11 | -11:00:00 | False |
| Aleutian Standard Time | (UTC-10:00) Aleutian Islands | Aleutian Standard Time | Aleutian Daylight Time | -10:00:00 | True |
| Hawaiian Standard Time | (UTC-10:00) Hawaii | Hawaiian Standard Time | Hawaiian Daylight Time | -10:00:00 | False |
| Marquesas Standard Time | (UTC-09:30) Marquesas Islands | Marquesas Standard Time | Marquesas Daylight Time | -09:30:00 | False |
| Alaskan Standard Time | (UTC-09:00) Alaska | Alaskan Standard Time | Alaskan Daylight Time | -09:00:00 | True |
| UTC-09 | (UTC-09:00) Coordinated Universal Time-09 | UTC-09 | UTC-09 | -09:00:00 | False |
| Yukon Standard Time | (UTC-07:00) Yukon | Yukon Standard Time | Yukon Daylight Time | -08:00:00 | True |
| Pacific Standard Time (Mexico) | (UTC-08:00) Baja California | Pacific Standard Time (Mexico) | Pacific Daylight Time (Mexico) | -08:00:00 | True |
| UTC-08 | (UTC-08:00) Coordinated Universal Time-08 | UTC-08 | UTC-08 | -08:00:00 | False |
| Pacific Standard Time | (UTC-08:00) Pacific Time (US & Canada) | Pacific Standard Time | Pacific Daylight Time | -08:00:00 | True |
| US Mountain Standard Time | (UTC-07:00) Arizona | US Mountain Standard Time | US Mountain Daylight Time | -07:00:00 | False |
| Mountain Standard Time (Mexico) | (UTC-07:00) Chihuahua, La Paz, Mazatlan | Mountain Standard Time (Mexico) | Mountain Daylight Time (Mexico) | -07:00:00 | True |
| Mountain Standard Time | (UTC-07:00) Mountain Time (US & Canada) | Mountain Standard Time | Mountain Daylight Time | -07:00:00 | True |
| Central America Standard Time | (UTC-06:00) Central America | Central America Standard Time | Central America Daylight Time | -06:00:00 | False |
| Central Standard Time | (UTC-06:00) Central Time (US & Canada) | Central Standard Time | Central Daylight Time | -06:00:00 | True |
| Easter Island Standard Time | (UTC-06:00) Easter Island | Easter Island Standard Time | Easter Island Daylight Time | -06:00:00 | True |
| Central Standard Time (Mexico) | (UTC-06:00) Guadalajara, Mexico City, Monterrey | Central Standard Time (Mexico) | Central Daylight Time (Mexico) | -06:00:00 | True |
| Canada Central Standard Time | (UTC-06:00) Saskatchewan | Canada Central Standard Time | Canada Central Daylight Time | -06:00:00 | False |
| SA Pacific Standard Time | (UTC-05:00) Bogota, Lima, Quito, Rio Branco | SA Pacific Standard Time | SA Pacific Daylight Time | -05:00:00 | False |
| Eastern Standard Time (Mexico) | (UTC-05:00) Chetumal | Eastern Standard Time (Mexico) | Eastern Daylight Time (Mexico) | -05:00:00 | True |
| Eastern Standard Time | (UTC-05:00) Eastern Time (US & Canada) | Eastern Standard Time | Eastern Daylight Time | -05:00:00 | True |
| Haiti Standard Time | (UTC-05:00) Haiti | Haiti Standard Time | Haiti Daylight Time | -05:00:00 | True |
| Cuba Standard Time | (UTC-05:00) Havana | Cuba Standard Time | Cuba Daylight Time | -05:00:00 | True |
| US Eastern Standard Time | (UTC-05:00) Indiana (East) | US Eastern Standard Time | US Eastern Daylight Time | -05:00:00 | True |
| Turks And Caicos Standard Time | (UTC-05:00) Turks and Caicos | Turks and Caicos Standard Time | Turks and Caicos Daylight Time | -05:00:00 | True |
| Paraguay Standard Time | (UTC-04:00) Asuncion | Paraguay Standard Time | Paraguay Daylight Time | -04:00:00 | True |
| Atlantic Standard Time | (UTC-04:00) Atlantic Time (Canada) | Atlantic Standard Time | Atlantic Daylight Time | -04:00:00 | True |
| Venezuela Standard Time | (UTC-04:00) Caracas | Venezuela Standard Time | Venezuela Daylight Time | -04:00:00 | True |
| Central Brazilian Standard Time | (UTC-04:00) Cuiaba | Central Brazilian Standard Time | Central Brazilian Daylight Time | -04:00:00 | True |
| SA Western Standard Time | (UTC-04:00) Georgetown, La Paz, Manaus, San Juan | SA Western Standard Time | SA Western Daylight Time | -04:00:00 | False |
| Pacific SA Standard Time | (UTC-04:00) Santiago | Pacific SA Standard Time | Pacific SA Daylight Time | -04:00:00 | True |
| Newfoundland Standard Time | (UTC-03:30) Newfoundland | Newfoundland Standard Time | Newfoundland Daylight Time | -03:30:00 | True |
| Tocantins Standard Time | (UTC-03:00) Araguaina | Tocantins Standard Time | Tocantins Daylight Time | -03:00:00 | True |
| E. South America Standard Time | (UTC-03:00) Brasilia | E. South America Standard Time | E. South America Daylight Time | -03:00:00 | True |
| SA Eastern Standard Time | (UTC-03:00) Cayenne, Fortaleza | SA Eastern Standard Time | SA Eastern Daylight Time | -03:00:00 | False |
| Argentina Standard Time | (UTC-03:00) City of Buenos Aires | Argentina Standard Time | Argentina Daylight Time | -03:00:00 | True |
| Greenland Standard Time | (UTC-03:00) Greenland | Greenland Standard Time | Greenland Daylight Time | -03:00:00 | True |
| Montevideo Standard Time | (UTC-03:00) Montevideo | Montevideo Standard Time | Montevideo Daylight Time | -03:00:00 | True |
| Magallanes Standard Time | (UTC-03:00) Punta Arenas | Magallanes Standard Time | Magallanes Daylight Time | -03:00:00 | True |
| Saint Pierre Standard Time | (UTC-03:00) Saint Pierre and Miquelon | Saint Pierre Standard Time | Saint Pierre Daylight Time | -03:00:00 | True |
| Bahia Standard Time | (UTC-03:00) Salvador | Bahia Standard Time | Bahia Daylight Time | -03:00:00 | True |
| UTC-02 | (UTC-02:00) Coordinated Universal Time-02 | UTC-02 | UTC-02 | -02:00:00 | False |
| Mid-Atlantic Standard Time | (UTC-02:00) Mid-Atlantic - Old | Mid-Atlantic Standard Time | Mid-Atlantic Daylight Time | -02:00:00 | True |
| Azores Standard Time | (UTC-01:00) Azores | Azores Standard Time | Azores Daylight Time | -01:00:00 | True |
| Cape Verde Standard Time | (UTC-01:00) Cabo Verde Is. | Cabo Verde Standard Time | Cabo Verde Daylight Time | -01:00:00 | False |
| UTC | (UTC) Coordinated Universal Time | Coordinated Universal Time | Coordinated Universal Time | 00:00:00 | False |
| GMT Standard Time | (UTC+00:00) Dublin, Edinburgh, Lisbon, London | GMT Standard Time | GMT Daylight Time | 00:00:00 | True |
| Greenwich Standard Time | (UTC+00:00) Monrovia, Reykjavik | Greenwich Standard Time | Greenwich Daylight Time | 00:00:00 | False |
| Sao Tome Standard Time | (UTC+00:00) Sao Tome | Sao Tome Standard Time | Sao Tome Daylight Time | 00:00:00 | True |
| Morocco Standard Time | (UTC+01:00) Casablanca | Morocco Standard Time | Morocco Daylight Time | 00:00:00 | True |
| W. Europe Standard Time | (UTC+01:00) Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna | W. Europe Standard Time | W. Europe Daylight Time | 01:00:00 | True |
| Central Europe Standard Time | (UTC+01:00) Belgrade, Bratislava, Budapest, Ljubljana, Prague | Central Europe Standard Time | Central Europe Daylight Time | 01:00:00 | True |
| Romance Standard Time | (UTC+01:00) Brussels, Copenhagen, Madrid, Paris | Romance Standard Time | Romance Daylight Time | 01:00:00 | True |
| Central European Standard Time | (UTC+01:00) Sarajevo, Skopje, Warsaw, Zagreb | Central European Standard Time | Central European Daylight Time | 01:00:00 | True |
| W. Central Africa Standard Time | (UTC+01:00) West Central Africa | W. Central Africa Standard Time | W. Central Africa Daylight Time | 01:00:00 | False |
| Jordan Standard Time | (UTC+02:00) Amman | Jordan Standard Time | Jordan Daylight Time | 02:00:00 | True |
| GTB Standard Time | (UTC+02:00) Athens, Bucharest | GTB Standard Time | GTB Daylight Time | 02:00:00 | True |
| Middle East Standard Time | (UTC+02:00) Beirut | Middle East Standard Time | Middle East Daylight Time | 02:00:00 | True |
| Egypt Standard Time | (UTC+02:00) Cairo | Egypt Standard Time | Egypt Daylight Time | 02:00:00 | True |
| E. Europe Standard Time | (UTC+02:00) Chisinau | E. Europe Standard Time | E. Europe Daylight Time | 02:00:00 | True |
| Syria Standard Time | (UTC+02:00) Damascus | Syria Standard Time | Syria Daylight Time | 02:00:00 | True |
| West Bank Standard Time | (UTC+02:00) Gaza, Hebron | West Bank Gaza Standard Time | West Bank Gaza Daylight Time | 02:00:00 | True |
| South Africa Standard Time | (UTC+02:00) Harare, Pretoria | South Africa Standard Time | South Africa Daylight Time | 02:00:00 | False |
| FLE Standard Time | (UTC+02:00) Helsinki, Kyiv, Riga, Sofia, Tallinn, Vilnius | FLE Standard Time | FLE Daylight Time | 02:00:00 | True |
| Israel Standard Time | (UTC+02:00) Jerusalem | Jerusalem Standard Time | Jerusalem Daylight Time | 02:00:00 | True |
| Kaliningrad Standard Time | (UTC+02:00) Kaliningrad | Russia TZ 1 Standard Time | Russia TZ 1 Daylight Time | 02:00:00 | True |
| Sudan Standard Time | (UTC+02:00) Khartoum | Sudan Standard Time | Sudan Daylight Time | 02:00:00 | True |
| Libya Standard Time | (UTC+02:00) Tripoli | Libya Standard Time | Libya Daylight Time | 02:00:00 | True |
| Namibia Standard Time | (UTC+02:00) Windhoek | Namibia Standard Time | Namibia Daylight Time | 02:00:00 | True |
| Arabic Standard Time | (UTC+03:00) Baghdad | Arabic Standard Time | Arabic Daylight Time | 03:00:00 | True |
| Turkey Standard Time | (UTC+03:00) Istanbul | Turkey Standard Time | Turkey Daylight Time | 03:00:00 | True |
| Arab Standard Time | (UTC+03:00) Kuwait, Riyadh | Arab Standard Time | Arab Daylight Time | 03:00:00 | False |
| Belarus Standard Time | (UTC+03:00) Minsk | Belarus Standard Time | Belarus Daylight Time | 03:00:00 | True |
| Russian Standard Time | (UTC+03:00) Moscow, St. Petersburg | Russia TZ 2 Standard Time | Russia TZ 2 Daylight Time | 03:00:00 | True |
| E. Africa Standard Time | (UTC+03:00) Nairobi | E. Africa Standard Time | E. Africa Daylight Time | 03:00:00 | False |
| Iran Standard Time | (UTC+03:30) Tehran | Iran Standard Time | Iran Daylight Time | 03:30:00 | True |
| Arabian Standard Time | (UTC+04:00) Abu Dhabi, Muscat | Arabian Standard Time | Arabian Daylight Time | 04:00:00 | False |
| Astrakhan Standard Time | (UTC+04:00) Astrakhan, Ulyanovsk | Astrakhan Standard Time | Astrakhan Daylight Time | 04:00:00 | True |
| Azerbaijan Standard Time | (UTC+04:00) Baku | Azerbaijan Standard Time | Azerbaijan Daylight Time | 04:00:00 | True |
| Russia Time Zone 3 | (UTC+04:00) Izhevsk, Samara | Russia TZ 3 Standard Time | Russia TZ 3 Daylight Time | 04:00:00 | True |
| Mauritius Standard Time | (UTC+04:00) Port Louis | Mauritius Standard Time | Mauritius Daylight Time | 04:00:00 | True |
| Saratov Standard Time | (UTC+04:00) Saratov | Saratov Standard Time | Saratov Daylight Time | 04:00:00 | True |
| Georgian Standard Time | (UTC+04:00) Tbilisi | Georgian Standard Time | Georgian Daylight Time | 04:00:00 | False |
| Volgograd Standard Time | (UTC+04:00) Volgograd | Volgograd Standard Time | Volgograd Daylight Time | 04:00:00 | True |
| Caucasus Standard Time | (UTC+04:00) Yerevan | Caucasus Standard Time | Caucasus Daylight Time | 04:00:00 | True |
| Afghanistan Standard Time | (UTC+04:30) Kabul | Afghanistan Standard Time | Afghanistan Daylight Time | 04:30:00 | False |
| West Asia Standard Time | (UTC+05:00) Ashgabat, Tashkent | West Asia Standard Time | West Asia Daylight Time | 05:00:00 | False |
| Ekaterinburg Standard Time | (UTC+05:00) Ekaterinburg | Russia TZ 4 Standard Time | Russia TZ 4 Daylight Time | 05:00:00 | True |
| Pakistan Standard Time | (UTC+05:00) Islamabad, Karachi | Pakistan Standard Time | Pakistan Daylight Time | 05:00:00 | True |
| Qyzylorda Standard Time | (UTC+05:00) Qyzylorda | Qyzylorda Standard Time | Qyzylorda Daylight Time | 05:00:00 | True |
| India Standard Time | (UTC+05:30) Chennai, Kolkata, Mumbai, New Delhi | India Standard Time | India Daylight Time | 05:30:00 | False |
| Sri Lanka Standard Time | (UTC+05:30) Sri Jayawardenepura | Sri Lanka Standard Time | Sri Lanka Daylight Time | 05:30:00 | False |
| Nepal Standard Time | (UTC+05:45) Kathmandu | Nepal Standard Time | Nepal Daylight Time | 05:45:00 | False |
| Central Asia Standard Time | (UTC+06:00) Astana | Central Asia Standard Time | Central Asia Daylight Time | 06:00:00 | False |
| Bangladesh Standard Time | (UTC+06:00) Dhaka | Bangladesh Standard Time | Bangladesh Daylight Time | 06:00:00 | True |
| Omsk Standard Time | (UTC+06:00) Omsk | Omsk Standard Time | Omsk Daylight Time | 06:00:00 | True |
| Myanmar Standard Time | (UTC+06:30) Yangon (Rangoon) | Myanmar Standard Time | Myanmar Daylight Time | 06:30:00 | False |
| SE Asia Standard Time | (UTC+07:00) Bangkok, Hanoi, Jakarta | SE Asia Standard Time | SE Asia Daylight Time | 07:00:00 | False |
| Altai Standard Time | (UTC+07:00) Barnaul, Gorno-Altaysk | Altai Standard Time | Altai Daylight Time | 07:00:00 | True |
| W. Mongolia Standard Time | (UTC+07:00) Hovd | W. Mongolia Standard Time | W. Mongolia Daylight Time | 07:00:00 | True |
| North Asia Standard Time | (UTC+07:00) Krasnoyarsk | Russia TZ 6 Standard Time | Russia TZ 6 Daylight Time | 07:00:00 | True |
| N. Central Asia Standard Time | (UTC+07:00) Novosibirsk | Novosibirsk Standard Time | Novosibirsk Daylight Time | 07:00:00 | True |
| Tomsk Standard Time | (UTC+07:00) Tomsk | Tomsk Standard Time | Tomsk Daylight Time | 07:00:00 | True |
| China Standard Time | (UTC+08:00) Beijing, Chongqing, Hong Kong, Urumqi | China Standard Time | China Daylight Time | 08:00:00 | False |
| North Asia East Standard Time | (UTC+08:00) Irkutsk | Russia TZ 7 Standard Time | Russia TZ 7 Daylight Time | 08:00:00 | True |
| Singapore Standard Time | (UTC+08:00) Kuala Lumpur, Singapore | Malay Peninsula Standard Time | Malay Peninsula Daylight Time | 08:00:00 | False |
| W. Australia Standard Time | (UTC+08:00) Perth | W. Australia Standard Time | W. Australia Daylight Time | 08:00:00 | True |
| Taipei Standard Time | (UTC+08:00) Taipei | Taipei Standard Time | Taipei Daylight Time | 08:00:00 | False |
| Ulaanbaatar Standard Time | (UTC+08:00) Ulaanbaatar | Ulaanbaatar Standard Time | Ulaanbaatar Daylight Time | 08:00:00 | True |
| Aus Central W. Standard Time | (UTC+08:45) Eucla | Aus Central W. Standard Time | Aus Central W. Daylight Time | 08:45:00 | False |
| Transbaikal Standard Time | (UTC+09:00) Chita | Transbaikal Standard Time | Transbaikal Daylight Time | 09:00:00 | True |
| Tokyo Standard Time | (UTC+09:00) Osaka, Sapporo, Tokyo | Tokyo Standard Time | Tokyo Daylight Time | 09:00:00 | False |
| North Korea Standard Time | (UTC+09:00) Pyongyang | North Korea Standard Time | North Korea Daylight Time | 09:00:00 | True |
| Korea Standard Time | (UTC+09:00) Seoul | Korea Standard Time | Korea Daylight Time | 09:00:00 | False |
| Yakutsk Standard Time | (UTC+09:00) Yakutsk | Russia TZ 8 Standard Time | Russia TZ 8 Daylight Time | 09:00:00 | True |
| Cen. Australia Standard Time | (UTC+09:30) Adelaide | Cen. Australia Standard Time | Cen. Australia Daylight Time | 09:30:00 | True |
| AUS Central Standard Time | (UTC+09:30) Darwin | AUS Central Standard Time | AUS Central Daylight Time | 09:30:00 | False |
| E. Australia Standard Time | (UTC+10:00) Brisbane | E. Australia Standard Time | E. Australia Daylight Time | 10:00:00 | False |
| AUS Eastern Standard Time | (UTC+10:00) Canberra, Melbourne, Sydney | AUS Eastern Standard Time | AUS Eastern Daylight Time | 10:00:00 | True |
| West Pacific Standard Time | (UTC+10:00) Guam, Port Moresby | West Pacific Standard Time | West Pacific Daylight Time | 10:00:00 | False |
| Tasmania Standard Time | (UTC+10:00) Hobart | Tasmania Standard Time | Tasmania Daylight Time | 10:00:00 | True |
| Vladivostok Standard Time | (UTC+10:00) Vladivostok | Russia TZ 9 Standard Time | Russia TZ 9 Daylight Time | 10:00:00 | True |
| Lord Howe Standard Time | (UTC+10:30) Lord Howe Island | Lord Howe Standard Time | Lord Howe Daylight Time | 10:30:00 | True |
| Bougainville Standard Time | (UTC+11:00) Bougainville Island | Bougainville Standard Time | Bougainville Daylight Time | 11:00:00 | True |
| Russia Time Zone 10 | (UTC+11:00) Chokurdakh | Russia TZ 10 Standard Time | Russia TZ 10 Daylight Time | 11:00:00 | True |
| Magadan Standard Time | (UTC+11:00) Magadan | Magadan Standard Time | Magadan Daylight Time | 11:00:00 | True |
| Norfolk Standard Time | (UTC+11:00) Norfolk Island | Norfolk Standard Time | Norfolk Daylight Time | 11:00:00 | True |
| Sakhalin Standard Time | (UTC+11:00) Sakhalin | Sakhalin Standard Time | Sakhalin Daylight Time | 11:00:00 | True |
| Central Pacific Standard Time | (UTC+11:00) Solomon Is., New Caledonia | Central Pacific Standard Time | Central Pacific Daylight Time | 11:00:00 | False |
| Russia Time Zone 11 | (UTC+12:00) Anadyr, Petropavlovsk-Kamchatsky | Russia TZ 11 Standard Time | Russia TZ 11 Daylight Time | 12:00:00 | True |
| New Zealand Standard Time | (UTC+12:00) Auckland, Wellington | New Zealand Standard Time | New Zealand Daylight Time | 12:00:00 | True |
| UTC+12 | (UTC+12:00) Coordinated Universal Time+12 | UTC+12 | UTC+12 | 12:00:00 | False |
| Fiji Standard Time | (UTC+12:00) Fiji | Fiji Standard Time | Fiji Daylight Time | 12:00:00 | True |
| Kamchatka Standard Time | (UTC+12:00) Petropavlovsk-Kamchatsky - Old | Kamchatka Standard Time | Kamchatka Daylight Time | 12:00:00 | True |
| Chatham Islands Standard Time | (UTC+12:45) Chatham Islands | Chatham Islands Standard Time | Chatham Islands Daylight Time | 12:45:00 | True |
| UTC+13 | (UTC+13:00) Coordinated Universal Time+13 | UTC+13 | UTC+13 | 13:00:00 | False |
| Tonga Standard Time | (UTC+13:00) Nuku'alofa | Tonga Standard Time | Tonga Daylight Time | 13:00:00 | True |
| Samoa Standard Time | (UTC+13:00) Samoa | Samoa Standard Time | Samoa Daylight Time | 13:00:00 | True |
| Line Islands Standard Time | (UTC+14:00) Kiritimati Island | Line Islands Standard Time | Line Islands Daylight Time | 14:00:00 | False |