[pull] master from Azure:master#1497
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pull[bot] merged 2 commits intomudsut4ke:masterfrom Apr 12, 2021
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This improvement reads current SONiC version directly from `/proc/cmdline`. it supports `grub/aboot/uboot` bootloaders. **Code snippet**: ```bash cat /proc/cmdline | sed -n 's/^.*loop=\/*image-\(\S\+\)\/.*$/\1/p' ``` **Description**: ``` -n don't print lines s substitute ^.* matches anything before the <image_version> loop= matches <loop> kernel parameter \/*image- matches <image_version> prefix \(\S\+\) matches <image_version> group and assigns it to \1 \/.*$ matches anything after the <image_version> \1 replace everything with <image_version> p print it ``` closes #6267 #### Why I did it * To fix #6267 #### How I did it * Fixed installer scripts #### How to verify it 1. Write invalid SONiC version to sonic_version.yml 2. Run SONiC-To-SONiC update
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Updated with following commits: 19d4042 - 2021-03-16 : Add self timeout and crash if exceeded. (mudsut4ke#1502) [Renuka Manavalan] aa71231 - 2021-03-16 : [reboot]: Stop mux before reboot on dual ToR (mudsut4ke#1500) [Lawrence Lee] fbad274 - 2021-03-16 : Add 'show' and 'clear' command for PG drop (mudsut4ke#1461) [Andriy Yurkiv] 0de99c3 - 2021-03-12 : [decode-syseeprom] When reading from DB, display CRC-32 and all Vendor Extensions (mudsut4ke#1497) [Joe LeVeque] 569a079 - 2021-03-12 : [decode-syseeprom] When reading from DB, display CRC-32 and all Vendor Extensions (mudsut4ke#1497) [Joe LeVeque] 47d1a14 - 2021-03-12 : [generate-dump] Remove Arista specific logic (mudsut4ke#1482) [Samuel Angebault] 1260f90 - 2021-03-12 : [warm-reboot]: Check empty key before issuing redis hget (mudsut4ke#1496) [Vaibhav Hemant Dixit]
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