[PATCH] base-files: fix zoneinfo support

Rosen Penev rosenp at gmail.com
Sat Apr 10 11:00:19 BST 2021


On Fri, Apr 9, 2021 at 5:22 PM Rosen Penev <rosenp at gmail.com> wrote:
>
> The system init script currently sets /tmp/localinfo when zoneinfo is
> populated. However, zoneinfo has spaces in it whereas the actual files
> have _ instead of spaces. This made the if condition never return true.
>
> Example failure when removing the if condition:
>
> /tmp/localtime -> /usr/share/zoneinfo/America/Los Angeles
>
> This file does not exist. America/Los_Angeles does.
>
> Signed-off-by: Rosen Penev <rosenp at gmail.com>
I'll add that this problem was there since the beginning:
https://github.com/openwrt/openwrt/commit/bfbbe5893f92cd572c48c4d37fbd975f148093d6
> ---
>  this should be backported to 21.02 and 19.07 as the issue is also
>  present there. This was tested on 19.07.
>  package/base-files/files/etc/init.d/system | 10 +++++++---
>  1 file changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/package/base-files/files/etc/init.d/system b/package/base-files/files/etc/init.d/system
> index 08cf86b97f..b1fc154cec 100755
> --- a/package/base-files/files/etc/init.d/system
> +++ b/package/base-files/files/etc/init.d/system
> @@ -22,9 +22,13 @@ system_config() {
>
>         echo "$hostname" > /proc/sys/kernel/hostname
>         [ -z "$conloglevel" -a -z "$buffersize" ] || dmesg ${conloglevel:+-n $conloglevel} ${buffersize:+-s $buffersize}
> -       echo "$timezone" > /tmp/TZ
> -       [ -n "$zonename" ] && [ -f "/usr/share/zoneinfo/$zonename" ] && \
> -               ln -sf "/usr/share/zoneinfo/$zonename" /tmp/localtime && rm -f /tmp/TZ
> +       if [ -n "$zonename" ]; then
> +               local zname=$(echo "$zonename" | tr ' ' _)
> +               [ -f "/usr/share/zoneinfo/$zname" ] && \
> +                       ln -sf "/usr/share/zoneinfo/$zname" /tmp/localtime
> +       else
> +               echo "$timezone" > /tmp/TZ
> +       fi
>
>         # apply timezone to kernel
>         hwclock -u --systz
> --
> 2.30.2
>



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