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PKEY_SHA256="$(doveconf -c "$HOME_remote/.dovecot/config" -hx ssl_cert \
| openssl x509 -pubkey | openssl pkey -pubin -outform DER \
| openssl dgst -sha256 | sed -rn "/^.*=\\s*/ {s///p;q}")"
# backup config
install -m0600 "$XDG_CONFIG_HOME/interimap/config" "$XDG_CONFIG_HOME/interimap/config~"
with_remote_config() {
install -m0600 "$XDG_CONFIG_HOME/interimap/config~" "$XDG_CONFIG_HOME/interimap/config"
cat >>"$XDG_CONFIG_HOME/interimap/config"
}
# pinned valid fingerprint
with_remote_config <<-EOF
SSL_fingerprint = sha256\$$PKEY_SHA256
EOF
for ((i = 0; i < 32; i++)); do
u="$(shuf -n1 -e "local" "remote")"
sample_message | deliver -u "$u"
done
interimap_init
check_mailbox_status "INBOX"
# and now an invalid one
with_remote_config <<-EOF
SSL_fingerprint = sha256\$deadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef
EOF
! interimap --debug || error
grep -Fx "remote: ERROR: Can't initiate TLS/SSL handshake" <"$STDERR" || error
grep -Fx "remote: WARNING: Fingerprint doesn't match! MiTM in action?" <"$STDERR" || error
grep -Fx "remote: ERROR: Can't initiate TLS/SSL handshake" <"$STDERR" || error
# make sure we didn't send any credentials
! grep -E "^remote: C: .* (AUTHENTICATE|LOGIN) " <"$STDERR" || error
# vim: set filetype=sh :
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