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dont ask the user for the machine's IP address if we can be sure our guess is right (trust icanhazip to give us the right answer)

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This commit is contained in:
Joshua Tauberer
2014-07-29 20:04:50 -04:00
parent 0be92d776e
commit cd59025979
2 changed files with 66 additions and 40 deletions
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14
setup/functions.sh
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@@ -70,20 +70,6 @@ function get_default_hostname {
printf '%s\n' "$1" # return this value
}
function get_default_publicip {
# Get the machine's public IP address. The machine might have
# an IP on a private network, but the IP address that we put
# into DNS must be one on the public Internet. Try a public
# API, but if that fails (maybe we don't have Internet access
# right now) then use the IP address that this machine knows
# itself as.
get_publicip_from_web_service 4 || get_default_privateip 4
}
function get_default_publicipv6 {
get_publicip_from_web_service 6 || get_default_privateip 6
}
function get_publicip_from_web_service {
# This seems to be the most reliable way to determine the
# machine's public IP address: asking a very nice web API