Tor: update to 0.4.5.5-rc, build fixes

BUILDING.md

@@ -37,19 +37,13 @@ Building the base image takes a while. You only need to build the base image onc
 ##### Standalone binary
 
 ```bash
-docker run --rm -it -v $PWD:/feather --env OPENSSL_ROOT_DIR=/usr/local/openssl/ -w /feather feather:linux sh -c 'TOR_BIN="/usr/local/tor/bin/tor" make release-static -j4'
+docker run --rm -it -v $PWD:/feather -w /feather feather:linux sh -c 'make release-static -j4'
 ```
 
 If you're re-running a build make sure to `rm -rf build/` first.
 
 The resulting binary can be found in `build/bin/feather`.
 
-Hashes for tagged commits should match:
-
-```
-beta-1: d1a52e3bac1abbae4adda1fc88cb2a7a06fbd61085868421897c6a4f3f4eb091  feather
-```
-
 ##### AppImage
 
 First create the standalone binary using the Docker command in the previous step.
@@ -81,7 +75,7 @@ Building the base image takes a while. You only need to build the base image onc
 #### 3. Build
 
 ```bash
-docker run --rm -it -v $PWD:/feather -w /feather feather:win sh -c 'TOR_BIN="/usr/local/tor/bin/tor.exe" make depends root=/depends target=x86_64-w64-mingw32 tag=win-x64 -j4'
+docker run --rm -it -v $PWD:/feather -w /feather feather:win sh -c 'make depends root=/depends target=x86_64-w64-mingw32 tag=win-x64 -j4'
 ```
 
 If you're re-running a build make sure to `rm -rf build/` first.

CMakeLists.txt

@@ -188,9 +188,16 @@ if(TOR_BIN)
         execute_process(COMMAND bash -c "touch ${CMAKE_CURRENT_SOURCE_DIR}/src/tor/libevent-2.1.7.dylib")
     endif()
 
+    execute_process(COMMAND bash -c "${TOR_BIN} --version --quiet" OUTPUT_STRIP_TRAILING_WHITESPACE OUTPUT_VARIABLE out RESULT_VARIABLE ret)
+    if (ret EQUAL "0")
+        set(TOR_VERSION "${out}")
+    endif()
+    message(STATUS "${TOR_VERSION}")
+    configure_file("cmake/config-feather.h.cmake" "${CMAKE_CURRENT_SOURCE_DIR}/src/config-feather.h")
+
     # on the buildbot Tor is baked into the image
     # - linux: See `Dockerfile`
-    # - windows: https://github.com/mxe/mxe/blob/1024dc7d2db5eb7d5d3c64a2c12b5f592572f1ce/plugins/apps/tor.mk
+    # - windows: See `Dockerfile.windows`
     # - macos: taken from Tor Browser official release
     set(TOR_COPY_CMD "cp -u ${TOR_BIN} ${CMAKE_CURRENT_SOURCE_DIR}/src/assets/exec/tor")
     message(STATUS "${TOR_COPY_CMD}")

Dockerfile

@@ -42,9 +42,9 @@ RUN git clone -b v1.2.11 --depth 1 https://github.com/madler/zlib && \
     make -j$THREADS install && \
     rm -rf $(pwd)
 
-RUN git clone -b tor-0.4.5.4-rc --depth 1 https://git.torproject.org/tor.git && \
+RUN git clone -b tor-0.4.5.5-rc --depth 1 https://git.torproject.org/tor.git && \
     cd tor && \
-    git reset --hard 9e26a9399fe2422475406d6ee3cb29b2924f3274 && \
+    git reset --hard b36a00e9a9d3eb4b2949951afaa72e45fb7e68cd && \
     ./autogen.sh && \
     ./configure \
     --disable-asciidoc \
@@ -56,14 +56,15 @@ RUN git clone -b tor-0.4.5.4-rc --depth 1 https://git.torproject.org/tor.git &&
     --disable-zstd \
     --enable-static-tor \
     --with-libevent-dir=/usr/local/libevent \
-    --with-openssl-dir=/usr/local/openssl-1.0.2u \
+    --with-openssl-dir=/usr/local/openssl \
     --with-zlib-dir=/usr/local/zlib \
     --disable-tool-name-check \
     --enable-fatal-warnings \
     --prefix=/usr/local/tor && \
     make -j$THREADS && \
     make -j$THREADS install && \
-    rm -rf $(pwd)
+    rm -rf $(pwd) && \
+    strip -s -D /usr/local/tor/bin/tor
 
 FROM ubuntu:16.04
 
@@ -75,7 +76,10 @@ ENV CPPFLAGS="-fPIC"
 ENV CXXFLAGS="-fPIC"
 ENV SOURCE_DATE_EPOCH=1397818193
 
-COPY --from=tor /usr/local/tor/bin/tor /usr/local/tor/bin/tor
+ENV OPENSSL_ROOT_DIR=/usr/local/openssl/
+ENV TOR_BIN=/usr/local/tor/bin/tor
+
+COPY --from=tor ${TOR_BIN} /usr/local/tor/bin/tor
 
 RUN apt-get update && \
     apt-get install -y \
@@ -375,7 +379,7 @@ RUN git clone -b v3.10.0 --depth 1 https://github.com/protocolbuffers/protobuf &
 RUN git clone -b v3.18.4 --depth 1 https://github.com/Kitware/CMake && \
     cd CMake && \
     git reset --hard 3cc3d42aba879fff5e85b363ae8f21386a3f9f9b && \
-    OPENSSL_ROOT_DIR=/usr/local/openssl ./bootstrap && \
+    ./bootstrap && \
     make -j$THREADS && \
     make -j$THREADS install && \
     rm -rf $(pwd)

Dockerfile.windows

@@ -4,6 +4,9 @@ ARG THREADS=1
 ARG QT_VERSION=5.15.2
 ENV SOURCE_DATE_EPOCH=1397818193
 
+ENV OPENSSL_ROOT_DIR=/usr/local/openssl/
+ENV TOR_BIN=/usr/local/tor/bin/tor.exe
+
 RUN apt update && \
     DEBIAN_FRONTEND=noninteractive apt install -y curl wget zip automake build-essential cmake gcc-mingw-w64 g++-mingw-w64 gettext git libtool pkg-config \
     python && \
@@ -119,15 +122,14 @@ RUN wget https://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.16.tar.gz && \
     rm -rf $(pwd)
 
 # OpenSSL -> Tor
-# TODO: Tor will not cross-compile with 1.1.1i
+RUN wget https://www.openssl.org/source/openssl-1.1.1i.tar.gz && \
-RUN wget https://www.openssl.org/source/openssl-1.0.2u.tar.gz && \
+    echo "e8be6a35fe41d10603c3cc635e93289ed00bf34b79671a3a4de64fcee00d5242 openssl-1.1.1i.tar.gz" | sha256sum -c && \
-    echo "ecd0c6ffb493dd06707d38b14bb4d8c2288bb7033735606569d8f90f89669d16 openssl-1.0.2u.tar.gz" | sha256sum -c && \
+    tar -xzf openssl-1.1.1i.tar.gz && \
-    tar -xzf openssl-1.0.2u.tar.gz && \
+    rm openssl-1.1.1i.tar.gz && \
-    rm openssl-1.0.2u.tar.gz && \
+    cd openssl-1.1.1i && \
-    cd openssl-1.0.2u && \
     ./Configure mingw64 no-shared no-dso --cross-compile-prefix=x86_64-w64-mingw32- --prefix=/usr/local/openssl && \
     make -j$THREADS && \
-    make install_sw && \
+    make -j$THREADS install_sw && \
     rm -rf $(pwd)
 
 # libevent -> Tor
@@ -144,9 +146,10 @@ RUN wget https://github.com/libevent/libevent/releases/download/release-2.1.11-s
     make -j$THREADS install && \
     rm -rf $(pwd)
 
-RUN git clone -b tor-0.4.5.4-rc --depth 1 https://git.torproject.org/tor.git && \
+ENV TOR_VERSION=0.4.5.5-rc
+RUN git clone -b tor-0.4.5.5-rc --depth 1 https://git.torproject.org/tor.git && \
     cd tor  && \
-    git reset --hard 9e26a9399fe2422475406d6ee3cb29b2924f3274 && \
+    git reset --hard b36a00e9a9d3eb4b2949951afaa72e45fb7e68cd && \
     ./autogen.sh && \
     ./configure --host=x86_64-w64-mingw32 \
     --disable-asciidoc \
@@ -166,7 +169,8 @@ RUN git clone -b tor-0.4.5.4-rc --depth 1 https://git.torproject.org/tor.git &&
     LIBS=-lcrypt32 && \
     make -j$THREADS && \
     make -j$THREADS install && \
-    rm -rf $(pwd)
+    rm -rf $(pwd) && \
+    strip -s -D /usr/local/tor/bin/tor.exe
 
 RUN git clone https://git.wownero.com/feather/monero-seed.git && \
     cd monero-seed && \

cmake/config-feather.h.cmake

@@ -7,4 +7,6 @@
 #define MONERO_VERSION "@MONERO_VERSION@"
 #define MONERO_BRANCH "@MONERO_BRANCH@"
 
+#define TOR_VERSION "@TOR_VERSION@"
+
 #endif //FEATHER_VERSION_H

src/utils/tor.cpp

@@ -4,9 +4,11 @@
 #include <QScreen>
 #include <QDesktopWidget>
 #include <QDesktopServices>
+#include <QRegularExpression>
 #include "utils/utils.h"
 #include "utils/tor.h"
 #include "appcontext.h"
+#include "config-feather.h"
 
 QString Tor::torHost = "127.0.0.1";
 quint16 Tor::torPort = 9050;
@@ -200,10 +202,19 @@ bool Tor::unpackBins() {
     QFile f(torFile);
     QFileInfo fileInfo(f);
     this->torPath = QDir(this->torDir).filePath(fileInfo.fileName());
+
 #if defined(Q_OS_WIN)
     if(!this->torPath.endsWith(".exe"))
         this->torPath += ".exe";
 #endif
+
+    TorVersion embeddedVersion = this->stringToVersion(QString(TOR_VERSION));
+    TorVersion filesystemVersion = this->getVersion(torPath);
+    qDebug() << QString("Tor versions: embedded %1, filesystem %2").arg(embeddedVersion.toString(), filesystemVersion.toString());
+    if (embeddedVersion > filesystemVersion) {
+        QFile::remove(torPath);
+    }
+
     qDebug() << "Writing Tor executable to " << this->torPath;
     f.copy(torPath);
     f.close();
@@ -215,7 +226,7 @@ bool Tor::unpackBins() {
     return true;
 }
 
-QString Tor::getVersion() {
+TorVersion Tor::getVersion(const QString &fileName) {
     QProcess process;
     process.setProcessChannelMode(QProcess::MergedChannels);
     process.start(this->torPath, QStringList() << "--version");
@@ -224,13 +235,23 @@ QString Tor::getVersion() {
 
     if(output.isEmpty()) {
         qWarning() << "Could not grab Tor version";
-        return "";
+        return TorVersion();
-    }
-    QString version = output.split('\n').at(0);
-    if(version.startsWith("Tor version")){
-        return version;
-    } else {
-        qWarning() << "Could not parse Tor version";
-        return "";
     }
+
+    return this->stringToVersion(output);
+}
+
+TorVersion Tor::stringToVersion(const QString &version) {
+    QRegularExpression re("(?<major>\\d)\\.(?<minor>\\d)\\.(?<patch>\\d)\\.(?<release>\\d)");
+    QRegularExpressionMatch match = re.match(version);
+
+    if (!match.hasMatch()) {
+        qWarning() << "Could not parse Tor version";
+        return TorVersion();
+    }
+
+    return TorVersion(match.captured("major").toInt(),
+                      match.captured("minor").toInt(),
+                      match.captured("patch").toInt(),
+                      match.captured("release").toInt());
 }

src/utils/tor.h

@@ -11,6 +11,55 @@
 #include <QtNetwork>
 #include "utils/childproc.h"
 
+struct TorVersion
+{
+    explicit TorVersion(int major=0, int minor=0, int patch=0, int release=0)
+        : patch(patch), release(release)
+    {
+        this->major = major;
+        this->minor = minor;
+    }
+
+    friend bool operator== (const TorVersion &v1, const TorVersion &v2) {
+        return (v1.major == v2.major &&
+                v1.minor == v2.minor &&
+                v1.patch == v2.patch &&
+                v1.release == v2.release);
+    }
+
+    friend bool operator!= (const TorVersion &v1, const TorVersion &v2) {
+        return !(v1 == v2);
+    }
+
+    friend bool operator> (const TorVersion &v1, const TorVersion &v2) {
+        if (v1.major != v2.major)
+            return v1.major > v2.major;
+        if (v1.minor != v2.minor)
+            return v1.minor > v2.minor;
+        if (v1.patch != v2.patch)
+            return v1.patch > v2.patch;
+        if (v1.release != v2.release)
+            return v1.release > v2.release;
+        return false;
+    }
+
+    friend bool operator< (const TorVersion &v1, const TorVersion &v2) {
+        if (v1 == v2)
+            return false;
+        return !(v1 > v2);
+    }
+
+    QString toString() {
+        return QString("%1.%2.%3.%4").arg(QString::number(major), QString::number(minor),
+                                          QString::number(patch), QString::number(release));
+    }
+
+    int major;
+    int minor;
+    int patch;
+    int release;
+};
+
 class Tor : public QObject
 {
 Q_OBJECT
@@ -21,7 +70,8 @@ public:
     void start();
     void stop();
     bool unpackBins();
-    QString getVersion();
+    TorVersion getVersion(const QString &fileName);
+    TorVersion stringToVersion(const QString &version);
 
     bool torConnected = false;
     bool localTor = false;