simplify the input_box function

This commit is contained in:
Joshua Tauberer 2014-08-21 15:52:19 +00:00
parent 980b83b124
commit 7ea4d33e06
2 changed files with 99 additions and 91 deletions

View File

@ -134,21 +134,11 @@ function message_box {
}
function input_box {
TMP=`mktemp`
dialog --title "$1" --inputbox "$2" 0 0 "$3" 2>$TMP
respose=$?
case $respose in
0)
result=$(<$TMP)
;;
1)
exit
;;
255)
exit
esac
rm $TMP
# input_box "title" "prompt" "defaultvalue" VARIABLE
# The user's input will be stored in the variable VARIABLE.
# The exit code from dialog will be stored in VARIABLE_EXITCODE.
declare -n result=$4
declare -n result_code=$4_EXITCODE
result=$(dialog --stdout --title "$1" --inputbox "$2" 0 0 "$3")
result_code=$?
}

View File

@ -38,11 +38,14 @@ fi
if [ -t 0 ]; then
# In an interactive shell...
# Install dialog
echo "Preparing installation ... "
# Install 'dialog' so we can ask the user questions. The original motivation for
# this was being able to ask the user for input even if stdin has been redirected,
# e.g. if we piped a bootstrapping install script to bash to get started.
apt_install dialog
message_box "Hello and thanks for deploying a Mail-in-a-Box!" \
"I'm going to ask you a few questions. To change your answers later, just re-run this script."
message_box "Mail-in-a-Box Installation" \
"Hello and thanks for deploying a Mail-in-a-Box!
\n\nI'm going to ask you a few questions.
\n\nTo change your answers later, just re-run this script."
fi
# Recall the last settings used if we're running this a second time.
@ -63,26 +66,32 @@ if [ -z "$PRIMARY_HOSTNAME" ]; then
if [ -z "$DEFAULT_PRIMARY_HOSTNAME" ]; then
# This is the first run. Ask the user for his email address so we can
# provide the best default for the box's hostname.
input_box "What email address are you setting this box up to manage?" \
"The part after the @-sign must be a domain name or subdomain
\nthat you control. You can add other email addresses to this
\nbox later (including email addresses on other domain names
\nor subdomains you control).\n
\nWe've guessed an email address. Backspace it and type in what
\nyou really want.\n
\nEmail Address (me@`get_default_hostname`): "
input_box "Your Email Address" \
"What email address are you setting this box up to manage?
\n\nThe part after the @-sign must be a domain name or subdomain
that you control. You can add other email addresses to this
box later (including email addresses on other domain names
or subdomains you control).
\n\nWe've guessed an email address. Backspace it and type in what
you really want.
\n\nEmail Address:" \
me@`get_default_hostname` \
EMAIL_ADDR
if [ -z "$result" ]; then
EMAIL_ADDR=me@`get_default_hostname`
else
EMAIL_ADDR=$result
if [ -z "$EMAIL_ADDR" ]; then
# user hit ESC/cancel
exit
fi
while ! management/mailconfig.py validate-email "$EMAIL_ADDR"
do
input_box "What email address are you setting this box up to manage?" \
"That's not a valid email address." $EMAIL_ADDR
EMAIL_ADDR=$result
input_box "Your Email Address" \
"That's not a valid email address.\n\nWhat email address are you setting this box up to manage?" \
$EMAIL_ADDR \
EMAIL_ADDR
if [ -z "$EMAIL_ADDR" ]; then
# user hit ESC/cancel
exit
fi
done
# Take the part after the @-sign as the user's domain name, and add
@ -91,17 +100,17 @@ if [ -z "$PRIMARY_HOSTNAME" ]; then
fi
input_box "Hostname" \
"This box needs a name, called a 'hostname'. The name will form a part
\nof the box's web address.\n
\nWe recommend that the name be a subdomain of the domain in your email
\naddress, so we're suggesting $DEFAULT_PRIMARY_HOSTNAME.
\nYou can change it, but we recommend you don't.\n
\nHostname ($DEFAULT_PRIMARY_HOSTNAME): "
"This box needs a name, called a 'hostname'. The name will form a part of the box's web address.
\n\nWe recommend that the name be a subdomain of the domain in your email
address, so we're suggesting $DEFAULT_PRIMARY_HOSTNAME.
\n\nYou can change it, but we recommend you don't.
\n\nHostname:" \
$DEFAULT_PRIMARY_HOSTNAME \
PRIMARY_HOSTNAME
if [ -z "$result" ]; then
PRIMARY_HOSTNAME=$DEFAULT_PRIMARY_HOSTNAME
else
PRIMARY_HOSTNAME=$result
if [ -z "$PRIMARY_HOSTNAME" ]; then
# user hit ESC/cancel
exit
fi
fi
@ -128,15 +137,15 @@ if [ -z "$PUBLIC_IP" ]; then
fi
if [ -z "$PUBLIC_IP" ]; then
input_box "Your public IP address" \
"Enter the public IP address of this machine,
as given to you by your ISP.\n
\nPublic IP ($DEFAULT_PUBLIC_IP): "
input_box "Public IP Address" \
"Enter the public IP address of this machine, as given to you by your ISP.
\n\nPublic IP address:" \
$DEFAULT_PUBLIC_IP \
PUBLIC_IP
if [ -z "$result" ]; then
PUBLIC_IP=$DEFAULT_PUBLIC_IP
else
PUBLIC_IP=$result
if [ -z "$PUBLIC_IP" ]; then
# user hit ESC/cancel
exit
fi
fi
fi
@ -159,15 +168,16 @@ if [ -z "$PUBLIC_IPV6" ]; then
fi
if [[ -z "$PUBLIC_IPV6" && $MATCHED == 0 ]]; then
input_box "IPv6 Optional" \
"Enter the public IPv6 address of this machine, as given to you by your ISP.
\nLeave blank if the machine does not have an IPv6 address.\n
\nPublic IPv6 ($DEFAULT_PUBLIC_IPV6): "
input_box "IPv6 Address (Optional)" \
"Enter the public IPv6 address of this machine, as given to you by your ISP.
\n\nLeave blank if the machine does not have an IPv6 address.
\n\nPublic IPv6 address:"
$DEFAULT_PUBLIC_IPV6 \
PUBLIC_IPV6
if [ -z "$result" ]; then
PUBLIC_IPV6=$DEFAULT_PUBLIC_IPV6
else
PUBLIC_IPV6=$result
if [ ! $PUBLIC_IPV6_EXITCODE ]; then
# user hit ESC/cancel
exit
fi
fi
fi
@ -182,11 +192,13 @@ if [ -z "$PRIVATE_IPV6" ]; then
PRIVATE_IPV6=$(get_default_privateip 6)
fi
if [[ -z "$PRIVATE_IP" && -z "$PRIVATE_IPV6" ]]; then
message_box "Error" \
"I could not determine the IP or IPv6 address of the network inteface
\nfor connecting to the Internet. Setup must stop.\n
`hostname -I`\n
`route`"
echo
echo "I could not determine the IP or IPv6 address of the network inteface"
echo "for connecting to the Internet. Setup must stop."
echo
hostname -I
route
echo
exit
fi
@ -201,23 +213,22 @@ if [ ! -z "$DEFAULT_STORAGE_ROOT" ] && [ ! -z "$DEFAULT_CSR_COUNTRY" ] && [ -f $
fi
if [ -z "$CSR_COUNTRY" ]; then
input_box "Country Code" \
"Enter the two-letter, uppercase country code for where you
\nlive or where your organization is based. (This is used to
\ncreate an SSL certificate.)\n
\nCountry Code ($DEFAULT_CSR_COUNTRY): "
if [ -z "$result" ]; then
CSR_COUNTRY=$DEFAULT_CSR_COUNTRY
else
CSR_COUNTRY=$result
fi
#if [ -z "$DEFAULT_CSR_COUNTRY" ]; then
# # set a default on first run
# DEFAULT_CSR_COUNTRY=...?
#fi
input_box "Country Code" \
"Enter the two-letter, uppercase country code for where you live or where your
organization is based. (This is used to create an SSL certificate.)
\n\nCountry Code:" \
$DEFAULT_CSR_COUNTRY \
CSR_COUNTRY
if [ -z "$CSR_COUNTRY" ]; then
# user hit ESC/cancel
exit
fi
fi
# Automatic configuration, e.g. as used in our Vagrant configuration.
@ -307,22 +318,29 @@ if [ -z "`tools/mail.py user`" ]; then
if [ -z "$EMAIL_ADDR" ]; then
# In an interactive shell, ask the user for an email address.
if [ -t 0 ]; then
input_box "Create your first mail user" \
"Let's create your first mail user.\n
\nEmail Address (user@$PRIMARY_HOSTNAME): "
input_box "Mail Account" \
"Let's create your first mail account.
\n\nWhat email address do you want?" \
me@`get_default_hostname` \
EMAIL_ADDR
if [ -z "$result" ]; then
EMAIL_ADDR=me@`get_default_hostname`
else
EMAIL_ADDR=$result
if [ -z "$EMAIL_ADDR" ]; then
# user hit ESC/cancel
exit
fi
while ! management/mailconfig.py validate-email "$EMAIL_ADDR"
do
input_box "What email address are you setting this box up to manage?"\
"That's not a valid email address." $EMAIL_ADDR
EMAIL_ADDR=$result
input_box "Mail Account" \
"That's not a valid email address.
\n\nWhat email address do you want?" \
$EMAIL_ADDR \
EMAIL_ADDR
if [ -z "$EMAIL_ADDR" ]; then
# user hit ESC/cancel
exit
fi
done
# But in a non-interactive shell, just make something up.
# This is normally for testing.
else