build transmission in CentOS 7 with docker

Dockerfile.centos-7

FROM centos:7 as builder

WORKDIR app

RUN yum -y install epel-release

ENV PATH=/opt/rh/devtoolset-7/root/usr/bin:/usr/local/bin:/usr/bin:/usr/local/sbin:/usr/sbin

RUN yum makecache && yum -y install centos-release-scl scl-utils \
	&& yum -y install devtoolset-7-runtime devtoolset-7-gcc devtoolset-7-gcc-c++ \
	&& ls -al /etc/scl/ /etc/scl/* \
	&& scl enable devtoolset-7 bash \
	&& gcc --version \
    && yum -y install cmake m4 make automake libtool gettext openssl-devel systemd-devel \
    libcurl-devel libevent-devel libnatpmp-devel miniupnpc-devel zlib-devel git \
    && rm -rf /var/lib/yum/history/*

# get source from github.com/transmission
ADD transmission /app

RUN rm -rf build && mkdir build && cd build && cmake .. \
    && pwd && ls -al . daemon \
    && make depend \
    && make transmission-daemon transmission-create transmission-edit transmission-remote transmission-show \
    && ls -al . daemon utils \
    && mkdir -p /app/bin \
    && install daemon/transmission-daemon /app/bin/ \
    && install utils/transmission-create /app/bin/ \
    && install utils/transmission-edit /app/bin/ \
    && install utils/transmission-show /app/bin/ \
    && install utils/transmission-remote /app/bin/

patch.diff

diff --git a/libtransmission/verify.c b/libtransmission/verify.c
index 8dcc4cd04..273694b1e 100644
--- a/libtransmission/verify.c
+++ b/libtransmission/verify.c
@@ -49,7 +49,7 @@ static bool verifyTorrent(tr_torrent* tor, bool* stopFlag)
 
     sha = tr_sha1_init();
 
-    tr_logAddTorInfo(tor, "%s", "verifying torrent...");
+    tr_logAddTorInfo(tor, "Verifying torrent: ps %d, blocks %d * %d", tor->info.pieceSize, tor->blockSize, tor->blockCount);
     tr_torrentSetChecked(tor, 0);
 
     while (!*stopFlag && pieceIndex < tor->info.pieceCount)
@@ -110,11 +110,17 @@ static bool verifyTorrent(tr_torrent* tor, bool* stopFlag)
             tr_sha1_final(sha, hash);
             hasPiece = memcmp(hash, tor->info.pieces[pieceIndex].hash, SHA_DIGEST_LENGTH) == 0;
 
+            time_t markerPos = tr_time();
             if (hasPiece || hadPiece)
             {
                 tr_torrentSetHasPiece(tor, pieceIndex, hasPiece);
                 changed |= hasPiece != hadPiece;
             }
+            uint64_t elapsed = tr_time() - markerPos;
+            if (elapsed > 1)
+            {
+                tr_logAddTorDbg(tor, "Verifying set has piece #%03d (file #%d) took %d seconds", pieceIndex, fileIndex, (int)elapsed);
+            }
 
             tr_torrentSetPieceChecked(tor, pieceIndex);
             now = tr_time();