Initial commit.

.gitignore

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+.env

Dockerfile

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+FROM golang:1.14-alpine as build
+ENV LANG C.UTF-8
+RUN apk add --no-cache \
+      gcc \
+      git \
+      libsecret-dev \
+      make \
+      musl-dev
+WORKDIR /usr/src
+RUN git clone https://github.com/ProtonMail/proton-bridge.git proton-bridge
+WORKDIR /usr/src/proton-bridge
+RUN make build-nogui
+
+FROM alpine:edge
+ENV LANG C.UTF-8
+ENV SMTP_PORT 1025
+ENV IMAP_PORT 1143
+COPY --from=build /usr/src/proton-bridge/Desktop-Bridge /bin/protonmail-bridge
+RUN apk add --no-cache \
+      libsecret \
+      pass \
+      socat \
+      su-exec
+COPY entrypoint /bin/
+RUN chmod +x /bin/entrypoint
+COPY initproton /bin/
+RUN chmod +x /bin/initproton
+COPY gpgparams /tmp/
+WORKDIR /var/lib/proton
+ENTRYPOINT ["/bin/entrypoint"]
+CMD ["/bin/initproton"]

entrypoint

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+#!/bin/bash
+# Add local user
+# Either use the PUID/PGID if passed in at runtime or
+# fallback
+
+USER_ID=${PUID:-9001}
+GROUP_ID=${PGID:-$USER_ID}
+echo "Starting with UID : $USER_ID:$GROUP_ID"
+addgroup -g $GROUP_ID proton
+adduser -D -u $USER_ID -G proton -h /var/lib/proton -s /bin/bash proton
+chown -R ${USER_ID}:${GROUP_ID} /var/lib/proton
+
+export HOME=/var/lib/proton
+
+exec /sbin/su-exec proton "$@"

gpgparams

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+%no-protection
+%echo Generating a basic OpenPGP key
+Key-Type: RSA
+Key-Length: 2048
+Name-Real: pass-key
+Expire-Date: 0
+%commit
+%echo done

initproton

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+#!/bin/bash                                                                     
+set -eufo pipefail
+
+BRIDGE=/bin/protonmail-bridge
+PRINT_INFO=${PRINT_INFO:-""}
+SMTP_PORT=${SMTP_PORT:-"1025"}
+IMAP_PORT=${IMAP_PORT:-"1143"}
+
+#### INIT
+PASS_FILE=${PASS_FILE:-}
+if [ -n "$PASS_FILE" ]; then
+    echo "Using PASS file."
+    PASS=$(cat $PASS_FILE)
+fi
+
+if ! [ -f ./initialized ]; then
+  gpg --generate-key --batch /tmp/gpgparams
+  pass init pass-key
+  COMMAND="login\n$EMAIL\n$PASSWORD"
+  RUN_2FA_LOGIN=${RUN_2FA_LOGIN:-}
+  if [ -n "$RUN_2FA_LOGIN" ]; then
+    echo "Using MFA code."
+    COMMAND="$COMMAND\n$MFA_CODE"
+  fi
+  echo "Executing COMMAND: $COMMAND"
+  echo -e "$COMMAND" | $BRIDGE --cli
+  touch ./initialized
+fi
+
+if [ -n "$PRINT_INFO" ]; then
+  echo info | $BRIDGE --cli | egrep '(Username|Password)' | sort -ru
+fi
+
+# socat will make the conn appear to come from 127.0.0.1
+# ProtonMail Bridge currently expects that.
+# It also allows us to bind to the real ports :)
+socat TCP-LISTEN:$SMTP_PORT,fork TCP:127.0.0.1:1025 &
+socat TCP-LISTEN:$IMAP_PORT,fork TCP:127.0.0.1:1143 &
+
+# Fake a terminal, so it does not quit because of EOF...
+rm -f faketty
+mkfifo faketty
+cat faketty | $BRIDGE --cli