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#!/usr/bin/env bash
set -euo pipefail
CERT_DIR="$HOME/.config/isync"
CERT_FILE="$CERT_DIR/proton-bridge.pem"
mkdir -p "$CERT_DIR"
chmod 700 "$CERT_DIR"
# Ensure Bridge port is up (wait up to 30s)
for i in $(seq 1 30); do
if ss -ltn '( sport = :1143 )' | grep -q 1143; then
break
fi
sleep 1
done
if ! ss -ltn '( sport = :1143 )' | grep -q 1143; then
echo "Bridge not listening on 127.0.0.1:1143" >&2
exit 1
fi
tmp="$(mktemp)"
openssl s_client -starttls imap -connect 127.0.0.1:1143 -showcerts </dev/null 2>/dev/null \
| awk '
/BEGIN CERTIFICATE/ {c++}
c==1 {print}
/END CERTIFICATE/ && c==1 {exit}
' > "$tmp"
# sanity check
openssl x509 -in "$tmp" -noout >/dev/null 2>&1
mv "$tmp" "$CERT_FILE"
chmod 600 "$CERT_FILE"
echo "Updated: $CERT_FILE"
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