- self compiled Ghostscript 9.26 with patches

Author: Technosoft2000

CHANGELOG.md

@@ -1,3 +1,9 @@
+**2019-02-24 - v1.3.1**
+
+ * integrated a self compiled version of Ghostscript 9.26 with actual patches from
+   https://github.com/alpinelinux/aports/tree/8e262865b06f0d565f7c1ed0b4d8f43bf18b0d68/main/ghostscript
+ * should fix the issue [#789 Uploading PDF results in Calibre Web restarting [Docker]](https://github.com/janeczku/calibre-web/issues/789)
+ 
 **2019-02-17 - v1.3.0**
 
  * new base image [technosoft2000/alpine-base:3.9-1](https://hub.docker.com/r/technosoft2000/alpine-base/) based on Alpine 3.9

Dockerfile

@@ -1,16 +1,16 @@
 FROM technosoft2000/alpine-base:3.9-1
 MAINTAINER Technosoft2000 <[email protected]>
-LABEL image.version="1.3.0" \
+LABEL image.version="1.3.1" \
       image.description="Docker image for Calibre Web, based on docker image of Alpine" \
-      image.date="2019-02-17" \
+      image.date="2019-02-24" \
       url.docker="https://hub.docker.com/r/technosoft2000/calibre-web" \
       url.github="https://github.com/Technosoft2000/docker-calibre-web" \
       url.support="https://cytec.us/forum"
 
 # Set basic environment settings
 ENV \
     # - VERSION: the docker image version (corresponds to the above LABEL image.version)
-    VERSION="1.3.0" \
+    VERSION="1.3.1" \
 
     # - LANG, LANGUAGE, LC_ALL: language dependent settings (Default: en_US.UTF-8)
     LANG="en_US.UTF-8" \
@@ -41,15 +41,23 @@ ENV \
     CALIBRE_PATH="/books" \
 
     # - PKG_*: the needed applications for installation
-    PKG_DEV="make gcc g++ python-dev openssl-dev libffi-dev libxml2-dev libxslt-dev" \
+    PKG_DEV="build-base python-dev openssl-dev libffi-dev libxml2-dev libxslt-dev" \
     PKG_PYTHON="ca-certificates py-pip python py-libxml2 py-libxslt py-lxml libev" \
     # WARNING: Wand supports only ImageMagick 6 at the moment and Alpine delivers already ImageMagick 7
     # PKG_IMAGES="imagemagick imagemagick-doc imagemagick-dev" \
     # need to build ImageMagick 6 from source
-    PKG_IMAGES_DEV="curl file fontconfig-dev freetype-dev ghostscript-dev lcms2-dev \
+    PKG_IMAGES_DEV="curl file fontconfig-dev freetype-dev lcms2-dev \
     libjpeg-turbo-dev libpng-dev libtool libwebp-dev perl-dev tiff-dev xz zlib-dev" \
-    PKG_IMAGES="fontconfig freetype ghostscript lcms2 libjpeg-turbo libltdl libpng \
-	libwebp libxml2 tiff zlib" \
+    PKG_IMAGES="fontconfig freetype lcms2 libjpeg-turbo libltdl libpng \
+    libwebp libxml2 tiff zlib" \
+    # WARNING: The current Ghosscript 9.26 has a bug which results into a SEGMENTATION FAULT
+    # and therefore we need to build our own Ghosscript 9.26 from source with additional patches
+    # PKG_IMAGES_DEV="ghostscript-dev"
+    # PKG_IMAGES="ghostscript"
+    PKG_GS_DEV="libjpeg-turbo-dev libpng-dev jasper-dev expat-dev \
+    zlib-dev tiff-dev freetype-dev lcms2-dev gtk+3.0-dev \
+    cups-dev libtool jbig2dec-dev openjpeg-dev" \
+    PKG_GS="jasper expat jbig2dec openjpeg" \
 
     # - MAGICK_HOME: the ImageMagick home especially for Wand
     # see at: http://docs.wand-py.org/en/latest/guide/install.html#explicit-link
@@ -100,19 +108,18 @@ RUN \
        "$ALPINE_GLIBC_BIN_PACKAGE_FILENAME" \
        "$ALPINE_GLIBC_I18N_PACKAGE_FILENAME"
 
+COPY ghostscript /init/ghostscript/
 RUN \
-    # update the package list
+    echo "--- Update the package list ------------------------------------------------" && \
     apk -U upgrade && \
 
-    # install the needed applications
-    apk -U add --no-cache $PKG_DEV $PKG_PYTHON $PKG_IMAGES_DEV $PKG_IMAGES && \
+    echo "--- Install applications via package manager -------------------------------" && \
+    apk -U add --no-cache $PKG_DEV $PKG_PYTHON $PKG_IMAGES_DEV $PKG_IMAGES $PKG_GS_DEV $PKG_GS && \
 
-    # upgrade pip to the latest version
-    echo "--- Upgrade pip ------------------------------------------------------------" && \
+    echo "--- Upgrade pip to the latest version --------------------------------------" && \
     pip install --upgrade pip && \
 
-    # install additional python packages:
-    echo "--- Install python packages ------------------------------------------------" && \
+    echo "--- Install python packages via pip ----------------------------------------" && \
     pip --no-cache-dir install --upgrade \
       setuptools \
       pyopenssl \
@@ -161,7 +168,36 @@ RUN \
       Flask-Dance \
       && \
 
-    # get actual ImageMagic 6 version info
+    ### Ghostscript ###
+    echo "--- Get Ghostscript 9.26 and build it --------------------------------------" && \
+
+    # create temporary build directory for Ghostscript
+    mkdir -p /tmp/ghostscript && \
+
+    # download Ghostscript
+    curl -o /tmp/ghostscript-src.tar.gz -L "https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/gs926/ghostscript-9.26.tar.gz" && \
+
+    # unpack Ghostscript
+    tar xf /tmp/ghostscript-src.tar.gz -C /tmp/ghostscript --strip-components=1 && \
+
+    # patch & configure Ghostscript
+    cp /init/ghostscript/* /tmp/ghostscript && \
+    cd /tmp/ghostscript && \
+    patch cups/gdevcups.c fix-sprintf.patch && \
+    patch base/gdevsclass.c fix-put_image-methode.patch && \
+    patch base/stdio_.h fix-stdio.patch && \
+    patch base/lib.mak ghostscript-system-zlib.patch && \
+    ./configure && \
+
+    # compile Ghostscript
+    make so all && \
+
+    # install Ghostscript
+    make soinstall && \
+    make install && \
+
+    ### ImageMagic ###
+    echo "--- Get ImageMagic 6 and build it ------------------------------------------" && \
     IMAGEMAGICK_VER=$(curl --silent http://www.imagemagick.org/download/digest.rdf \
 	| grep ImageMagick-6.*tar.xz | sed 's/\(.*\).tar.*/\1/' | sed 's/^.*ImageMagick-/ImageMagick-/') && \
 
@@ -200,7 +236,10 @@ RUN \
 
     # install ImageMagic
     make install && \
-    find / -name '.packlist' -o -name 'perllocal.pod' -o -name '*.bs' -delete
+    find / -name '.packlist' -o -name 'perllocal.pod' -o -name '*.bs' -delete && \
+
+    # cleanup temporary files
+    rm -rf /tmp/* 
 
 # Install calibre binary
 # enhancement from jim3ma/docker-calibre-web

README.md

@@ -38,6 +38,12 @@ And if you are interested in the original __Calibre__ ebook management tool then
 
 ## Updates ##
 
+**2019-02-24 - v1.3.1**
+
+ * integrated a self compiled version of Ghostscript 9.26 with actual patches from
+   https://github.com/alpinelinux/aports/tree/8e262865b06f0d565f7c1ed0b4d8f43bf18b0d68/main/ghostscript
+ * should fix the issue [#789 Uploading PDF results in Calibre Web restarting [Docker]](https://github.com/janeczku/calibre-web/issues/789)
+
 **2019-02-17 - v1.3.0**
 
  * new base image [technosoft2000/alpine-base:3.9-1](https://hub.docker.com/r/technosoft2000/alpine-base/) based on Alpine 3.9

ghostscript/fix-put_image-methode.patch

@@ -0,0 +1,26 @@
+https://bugs.ghostscript.com/show_bug.cgi?id=700315
+http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=fae21f1668d2b44b18b84cf0923a1d5f3008a696
+
+subclassing devices - fix put_image method:
+
+The subclassing devices need to change the 'memory device' parameter to
+be the child device, when its the same as the subclassing device.
+
+Otherwise we end up trying to access the child device's memory pointers
+in the subclassing device, which may not contain valid copies of
+those pointers.
+-----------------------
+--- a/base/gdevsclass.c
++++ b/base/gdevsclass.c
+@@ -797,7 +797,10 @@ int default_subclass_put_image(gx_device *dev, gx_device *mdev, const byte **buf
+             int alpha_plane_index, int tag_plane_index)
+ {
+     if (dev->child)
+-        return dev_proc(dev->child, put_image)(dev->child, mdev, buffers, num_chan, x, y, width, height, row_stride, alpha_plane_index, tag_plane_index);
++        if (dev == mdev)
++            return dev_proc(dev->child, put_image)(dev->child, dev->child, buffers, num_chan, x, y, width, height, row_stride, alpha_plane_index, tag_plane_index);
++        else
++            return dev_proc(dev->child, put_image)(dev->child, mdev, buffers, num_chan, x, y, width, height, row_stride, alpha_plane_index, tag_plane_index);
+ 
+     return 0;
+ }

ghostscript/fix-sprintf.patch

@@ -0,0 +1,17 @@
+diff --git a/cups/gdevcups.c b/cups/gdevcups.c
+index c00e758..35b4035 100644
+--- a/cups/gdevcups.c
++++ b/cups/gdevcups.c
+@@ -4353,10 +4353,10 @@ cups_set_color_info(gx_device *pdev)	/* I - Device info */
+     */
+ 
+     if (pdev->HWResolution[0] != pdev->HWResolution[1])
+-      sprintf(resolution, "%.0fx%.0fdpi", pdev->HWResolution[0],
++      snprintf(resolution, sizeof(resolution), "%.0fx%.0fdpi", pdev->HWResolution[0],
+               pdev->HWResolution[1]);
+     else
+-      sprintf(resolution, "%.0fdpi", pdev->HWResolution[0]);
++      snprintf(resolution, sizeof(resolution), "%.0fdpi", pdev->HWResolution[0]);
+ 
+     for (i = 0, profile = cups->PPD->profiles;
+          i < cups->PPD->num_profiles;

ghostscript/fix-stdio.patch

@@ -0,0 +1,15 @@
+--- stdio_.h
++++ stdio_.h.patched
+@@ -84,9 +84,9 @@
+ /* only *really* required for floating point conversions */
+ #include "gssprintf.h"
+ 
+-#ifndef sprintf
+-#define sprintf DO_NOT_USE_SPRINTF
+-#endif
++//#ifndef sprintf
++//#define sprintf DO_NOT_USE_SPRINTF
++//#endif
+ 
+ 
+ #ifndef fopen

ghostscript/ghostscript-system-zlib.patch

@@ -0,0 +1,12 @@
+--- a/base/lib.mak
++++ b/base/lib.mak
+@@ -617,7 +617,9 @@ srlx_h=$(GLSRC)srlx.h
+ sstring_h=$(GLSRC)sstring.h
+ strimpl_h=$(GLSRC)strimpl.h $(scommon_h) $(gstypes_h) $(gsstruct_h)
+ szlibx_h=$(GLSRC)szlibx.h
++ifneq ($(SHARE_ZLIB),1)
+ zlib_h=$(ZSRCDIR)$(D)zlib.h
++endif
+ # We have two of the following, for shared zlib (_1)
+ # and 'local' zlib (_0)
+ szlibxx_h_1=$(GLSRC)szlibxx.h $(szlibx_h)