Re: [Duplicity-talk] Show volume Duplicity is working on

[edgar . soldin]

1. exactly what are you trying to achieve? 
2. why do you need to know which volume is uploaded?
3. duplicity is written in python script language. you can easily patch your 
local duplicity to print out the current volume name.

..ede/duply.net

On 18.10.2014 14:34, Remy van Elst wrote:
> I've not tried it with more verbosity yet. I did write a simple script
> which shows some output, but it requires strace. Example output:
> 
> Diskspace used: 1591229 MiB / 1553 GiB
> Duplicity volume: 10127
> Amount uploaded: 253175 MiB / 247 GiB.
> 15.91% done, 1306 GiB left to upload of 1553 GiB.
> 
> 
> Script:
> 
> #!/bin/bash
> if [[ -z "$(pgrep strace)" ]]; then
> 
>     # Attach strace to Duplicity and log writes to /tmp/duplicity.strace
>     # look for lines like write(6, "Volume 8113:\n    StartingPath
> "..., 246) = 246
>     strace -e trace=write -o /tmp/duplicity.strace -p $(pgrep duplicity) &
>     sleep 5
> fi
> 
> if [[ -f "/tmp/duplicity.strace" ]]; then
>     sleep 5
> 
>     TOTAL_DISK_USED="$(df -BM --total 2>/dev/null| awk '/total/ {print
> $3}' | sed -e 's/M//g')"
> 
>     DUPLICITY_VOL_DONE="$(grep -a -oE 'Volume [0-9]{1,6}'
> /tmp/duplicity.strace | grep -a -oE '[0-9]{1,6}' | tail -n 1)"
>     if [[ -z "${DUPLICITY_VOL_DONE}" ]]; then
>         echo "Error reading current volume"
>         exit 1
>     fi
> 
>     DUPLICITY_MiB_DONE="$(( ${DUPLICITY_VOL_DONE} * 25 ))"
> 
>     DUPLICITY_GiB_DONE="$(( ( ${DUPLICITY_VOL_DONE} * 25 ) / 1024))"
> 
>     MiB_LEFT="$(( ${TOTAL_DISK_USED} - ${DUPLICITY_MiB_DONE} ))"
> 
>     PERC_DONE="$(awk "BEGIN {printf
> \"%.2f\",(${DUPLICITY_MiB_DONE}/${TOTAL_DISK_USED})*100}")"
> 
>     if [[ -n "${TOTAL_DISK_USED}" ]]; then
>         echo "Diskspace used: ${TOTAL_DISK_USED} MiB / $((
> ${TOTAL_DISK_USED} / 1024 )) GiB"
>     fi
> 
>     if [[ -n "${DUPLICITY_VOL_DONE}" ]]; then
>         echo "Duplicity volume: ${DUPLICITY_VOL_DONE}"
>     fi
> 
>     if [[ -n "${DUPLICITY_MiB_DONE}" ]]; then
>         echo -n "Amount uploaded: ${DUPLICITY_MiB_DONE} MiB / "
>         echo "${DUPLICITY_GiB_DONE} GiB."
>     fi
> 
>     echo "${PERC_DONE}% done, $(( ${MiB_LEFT} / 1024 )) GiB left to
> upload of $(( ${TOTAL_DISK_USED} / 1024 )) GiB."
> 
>     echo >/tmp/duplicity.strace
> 
> fi
> 
> 
> 
> 
> On 10/18/14 14:17, address@hidden wrote:
>> On 18.10.2014 10:11, Remy van Elst wrote:
>>> When I strace attach to duplicity I can see it writing out lines like
>>> the following:
>>>
>>> [pid 22316] write(6, "Volume 7949:\n    StartingPath   "..., 246) = 246
>>>
>>> (strace -e trace=write -p <pid>)
>>>
>>> That volume number combined with the size of the disk and the volume
>>> size gives me a better idea how far Duplicity is with it's backup.
>>>
>>> How do I access this information without using strace? Is this logged
>>> somewhere?
>>>
>>
>> did you have a look at the manpage? 
>>  http://duplicity.nongnu.org/duplicity.1.html
>> raising the log level '--verbosity' might help.
>>
>> ..ede/duply.net
>>
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