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prevent apt from asking the user any questions

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Add additional options to really prevent apt from asking questions, which causes setup to hang because stdin/out have been redirected.

fixes #270, #291
This commit is contained in:
Joshua Tauberer
2015-02-13 13:41:52 +00:00
parent e096144713
commit d775f90f0c
5 changed files with 20 additions and 13 deletions
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26
setup/functions.sh
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@@ -22,6 +22,20 @@ function hide_output {
rm -f $OUTPUT
}
function apt_get_quiet {
# Run apt-get in a totally non-interactive mode.
#
# Somehow all of these options are needed to get it to not ask the user
# questions about a) whether to proceed (-y), b) package options (noninteractive),
# and c) what to do about files changed locally (we don't cause that to happen but
# some VM providers muck with their images; -o).
#
# Although we could pass -qq to apt-get to make output quieter, many packages write to stdout
# and stderr things that aren't really important. Use our hide_output function to capture
# all of that and only show it if there is a problem (i.e. if apt_get returns a failure exit status).
DEBIAN_FRONTEND=noninteractive hide_output apt-get -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confnew" "$@"
}
function apt_install {
# Report any packages already installed.
PACKAGES=$@
@@ -46,18 +60,10 @@ function apt_install {
echo installing $TO_INSTALL...
fi
# 'DEBIAN_FRONTEND=noninteractive' is to prevent dbconfig-common from asking you questions.
#
# Although we could pass -qq to apt-get to make output quieter, many packages write to stdout
# and stderr things that aren't really important. Use our hide_output function to capture
# all of that and only show it if there is a problem (i.e. if apt_get returns a failure exit status).
#
# Also note that we still include the whole original package list in the apt-get command in
# We still include the whole original package list in the apt-get command in
# case it wants to upgrade anything, I guess? Maybe we can remove it. Doesn't normally make
# a difference.
DEBIAN_FRONTEND=noninteractive \
hide_output \
apt-get -y install $PACKAGES
apt_get_quiet install $PACKAGES
}
function get_default_hostname {