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Ensure curl is available and check its return code in SSH key deployment

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fnux 2020-01-23 15:29:02 +01:00
parent cc20663628
commit b7c3b8ba24
1 changed files with 23 additions and 2 deletions
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25
bin/uncloud-init
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@ -1,7 +1,7 @@
#!/bin/sh
#
# Initialize an uncloud VM. This script depends on:
# curl grep getent (i.e. glibc) curl,dirname (i.e. coreutils)
# curl grep getent (i.e. glibc) curl,dirname (i.e. coreutils) mktemp
# TODO: complete other tasks even if one fail.
# TODO: do not up ALL network interfaces.
@ -65,7 +65,28 @@ deploy_ssh_authorized_keys () {
return
fi
curl "$UNCLOUD_METADATA_SERVER/fnux" --output "$authorized_keys_file"
if [ ! -x "$(command -v curl)" ]; then
echo "Could not find or execute curl. Exiting." >&2
exit 1
fi
if [ ! -x "$(command -v mktemp)" ]; then
echo "Could not find or execute mktemp. Exiting." >&2
exit 1
fi
curl_output=$(mktemp)
if curl "$UNCLOUD_METADATA_SERVER/fnux" --output "$curl_output"; then
echo "Something went wrong fetching the authorized_keys file from the \
metedata server." >&2
echo "CURL Output: $(cat "$curl_output")"
rm "$curl_output"
exit 1
fi
mv "$curl_output" "$authorized_keys_file"
echo "Deployed $(wc -l < "$authorized_keys_file") entries in \
$authorized_keys_file."
}
grow_root_partition () {