Comment 0 for bug 1403133

We run into transient network issues where index files fail to download. The deployment ends up being marked as failed. Then subsequent deployment fails. Curtin should be able to retry when such error happens.

Here's console output:

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Get:28 http://archive.ubuntu.com trusty-security/multiverse Translation-en [587 B]
Get:29 http://archive.ubuntu.com trusty-security/restricted Translation-en [2266 B]
Get:30 http://archive.ubuntu.com trusty-security/universe Translation-en [41.5 kB]
Fetched 13.8 MB in 5s (2426 kB/s)
W: Failed to fetch http://archive.ubuntu.com//ubuntu/dists/trusty-updates/universe/i18n/Translation-en Hash Sum mismatch

E: Some index files failed to download. They have been ignored, or old ones used instead.
Unexpected error while running command.
Command: ['chroot', '/tmp/tmp8mxme7/target', 'apt-get', 'update', '--quiet']
Exit code: 100
Reason: -
Stdout: ''
Stderr: ''
Installation failed with exception: Unexpected error while running command.
Command: ['curtin', 'curthooks']
Exit code: 3
Reason: -
Stdout: "Ign http://archive.ubuntu.com trusty InRelease\nIgn http://archive.ubuntu.com trusty-updates InRelease\nIgn http://archive.ubuntu.com trusty-security InRelease\nGet:1 http://archive.ubuntu.com trusty Release.gpg [933 B]\nGet:2 http://archive.ubuntu.com trusty-updates Release.gpg [933 B]\nGet:3 http://archive.ubuntu.com trusty-security Release.gpg [933 B]\nGet:4 http://archive.ubuntu.com trusty Release [58.5 kB]\nGet:5 http://archive.ubuntu.com trusty-updates Release [62.0 kB]\nGet:6 http://archive.ubuntu.com trusty-security Release [62.0 kB]\nGet:7 http://archive.ubuntu.com trusty/main amd64 Packages [1350 kB]\nGet:8 http://archive.ubuntu.com trusty/restricted amd64 Packages [13.0 kB]\nGet:9 http://archive.ubuntu.com trusty/universe amd64 Packages [5859 kB]\nGet:10 http://archive.ubuntu.com trusty/multiverse amd64 Packages [132 kB]\nGet:11 http://archive.ubuntu.com trusty/main Translation-en [762 kB]\nGet:12 http://archive.ubuntu.com trusty/multiverse Translation-en [102 kB]\nGet:13 http://archive.ubuntu.com trusty/restricted Translation-en [3457 B]\nGet:14 http://archive.ubuntu.com trusty/universe Translation-en [4089 kB]\nGet:15 http://archive.ubuntu.com trusty-updates/main amd64 Packages [384 kB]\nGet:16 http://archive.ubuntu.com trusty-updates/restricted amd64 Packages [8861 B]\nGet:17 http://archive.ubuntu.com trusty-updates/universe amd64 Packages [228 kB]\nGet:18 http://archive.ubuntu.com trusty-updates/multiverse amd64 Packages [9356 B]\nGet:19 http://archive.ubuntu.com trusty-updates/main Translation-en [179 kB]\nGet:20 http://archive.ubuntu.com trusty-updates/multiverse Translation-en [4719 B]\nGet:21 http://archive.ubuntu.com trusty-updates/restricted Translation-en [2266 B]\nGet:22 http://archive.ubuntu.com trusty-updates/universe Translation-en [117 kB]\nGet:23 http://archive.ubuntu.com trusty-security/main amd64 Packages [181 kB]\nGet:24 http://archive.ubuntu.com trusty-security/restricted amd64 Packages [8861 B]\nGet:25 http://archive.ubuntu.com trusty-security/universe amd64 Packages [76.0 kB]\nGet:26 http://archive.ubuntu.com trusty-security/multiverse amd64 Packages [1143 B]\nGet:27 http://archive.ubuntu.com trusty-security/main Translation-en [90.8 kB]\nGet:28 http://archive.ubuntu.com trusty-security/multiverse Translation-en [587 B]\nGet:29 http://archive.ubuntu.com trusty-security/restricted Translation-en [2266 B]\nGet:30 http://archive.ubuntu.com trusty-security/universe Translation-en [41.5 kB]\nFetched 13.8 MB in 5s (2426 kB/s)\nW: Failed to fetch http://archive.ubuntu.com//ubuntu/dists/trusty-updates/universe/i18n/Translation-en Hash Sum mismatch\n\nE: Some index files failed to download. They have been ignored, or old ones used instead.\nUnexpected error while running command.\nCommand: ['chroot', '/tmp/tmp8mxme7/target', 'apt-get', 'update', '--quiet']\nExit code: 100\nReason: -\nStdout: ''\nStderr: ''\n"
Stderr: ''
Success
ci-info: +++++++Authorized keys
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