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https://github.com/balena-io/open-balena.git
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95d53993bc
The VPN CA shouldn't need to be signed by the same CA that the HAproxy service certificate is signed by. By removing this chain we are able to use a different CA for the HTTPS services without impacting on the VPN service. Change-type: patch Signed-off-by: Rich Bayliss <rich@balena.io>
48 lines
1.4 KiB
Bash
Executable File
48 lines
1.4 KiB
Bash
Executable File
#!/bin/bash -e
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usage() {
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echo "usage: $0 COMMON_NAME [OUT]"
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echo
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echo " COMMON_NAME the domain name the certificate is valid for, eg. example.com"
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echo " OUT path to output directory generated files will be placed in"
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echo
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}
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if [ -z "$1" ]; then
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usage
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exit 1
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fi
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CMD="$(realpath "$0")"
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DIR="$(dirname "${CMD}")"
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CN="$1"
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OUT="$(realpath "${2:-.}")"
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# shellcheck source=scripts/ssl-common.sh
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source "${DIR}/ssl-common.sh"
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VPN_PKI="$(realpath "${OUT}/vpn")"
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VPN_CA="${VPN_PKI}/ca.crt"
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VPN_CRT="${VPN_PKI}/issued/vpn.${CN}.crt"
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VPN_KEY="${VPN_PKI}/private/vpn.${CN}.key"
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VPN_DH="${VPN_PKI}/dh.pem"
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if [ ! -f $VPN_CA ] || [ ! -f $VPN_CRT ] || [ ! -f $VPN_KEY ] || [ ! -f $VPN_DH ]; then
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rm -f $VPN_CA $VPN_CRT $VPN_DH $VPN_KEY
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# generate VPN CA
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"$easyrsa_bin" --pki-dir="${VPN_PKI}" init-pki &>/dev/null
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"$easyrsa_bin" --pki-dir="${VPN_PKI}" --days="${CA_EXPIRY_DAYS}" --req-cn="vpn-ca.${CN}" build-ca nopass 2>/dev/null
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# generate and sign vpn server certificate
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"$easyrsa_bin" --pki-dir="${VPN_PKI}" --days="${CRT_EXPIRY_DAYS}" build-server-full "vpn.${CN}" nopass 2>/dev/null
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# generate vpn dhparams (keysize of 2048 will do, 4096 can wind up taking hours to generate)
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"$easyrsa_bin" --pki-dir="${VPN_PKI}" --keysize=2048 gen-dh 2>/dev/null
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# update indexes and generate CRLs
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"$easyrsa_bin" --pki-dir="${VPN_PKI}" update-db 2>/dev/null
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"$easyrsa_bin" --pki-dir="${VPN_PKI}" gen-crl 2>/dev/null
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fi |