1. docker empty image (or similar environment)
2. Used in Go applications
loc, _ := time.LoadLocation("Asia/Chongqing")
$ go run ./xxx panic: time:missing Location in call to Time.In
The location information of time is extracted from the local file system. Most systems support it, but it still depends on the current system. Specific configuration storage path:
$ cd /usr/share/zoneinfo
Enter the directory to see the configuration information of each time zone.
$ ls +VERSION Australia EET Factory Greenwich Jamaica Mexico Poland US posixrules Africa Brazil EST GB HST Japan NZ Portugal UTC zone.tab America CET EST5EDT GB-Eire Hongkong Kwajalein NZ-CHAT ROC Universal Antarctica CST6CDT Egypt GMT Iceland Libya Navajo ROK W-SU Arctic Canada Eire GMT+0 Indian MET PRC Singapore WET Asia Chile Etc GMT-0 Iran MST PST8PDT Turkey Zulu Atlantic Cuba Europe GMT0 Israel MST7MDT Pacific UCT iso3166.tab
However, these time zone configuration files do not exist in empty images (or similar scenes), and this error will appear when the program refers to them.
(To be precise, this problem arises because the local system does not exist.)
Asia/ChongqingTime zone profile for)
$ apk add --no-cache tzdata
After installing this package, the
/usr/share/zoneinfoDirectory to generate configuration information for each time zone
Note that if there is no configuration for timezone and locatime, it needs to be handled manually.
Do you know what tzdata is? Simply put, it is a time zone database (as files and modules)
The purpose of this software package is to distribute the standard time zone database in the cabal software package so that it can be used uniformly for Haskell programs on all platforms.