Improvements to script to generate all image sizes

Dockerfile

@@ -2,9 +2,13 @@ FROM centos:7
 MAINTAINER Karl Stoney <me@karlstoney.com>
 
 # Get dependencies
-RUN yum -y -q install which curl wget gettext patch gcc-c++ make git-core bzip2 unzip && \
+RUN yum -y -q install which curl wget gettext patch gcc-c++ make git-core bzip2 unzip gcc python-devel python-setuptools redhat-rpm-config && \
     yum -y -q clean all
 
+# Install crcmod
+RUN easy_install -U pip && \
+    pip install -U crcmod
+
 # Get nodejs repos
 RUN curl --silent --location https://rpm.nodesource.com/setup_8.x | bash -
 

bin/generate_static_content.sh

@@ -1,11 +1,45 @@
 #!/bin/bash
+set -e 
 cd /static
 rm -rf *
 mkdir content
-cp -R $GHOST_HOME/current/content/images content/
 
 echo "Running gssg..."
 gssg --domain "http://127.0.0.1" --dest . --url "https://$GHOST_DOMAIN"
+
+echo "Download all sizes of images"
+cd /static/content/images
+sizes=( "w600" "w1000" "w2000" )
+
+function getImage() {
+  file=$1
+  for size in "${sizes[@]}"; do
+    targetFile="/static/content/images/size/$size/$file"
+    path=$(dirname $targetFile)
+    mkdir -p $path
+    if [ ! -f $targetFile ]; then
+      echo "Getting:  $targetFile"
+      curl -f --silent -o $targetFile http://127.0.0.1/content/images/size/$size/$file
+    else 
+      echo "Skipping: $targetFile"
+    fi
+  done
+}
+
+echo "Downloading images that have already been sized"
+cd /static/content/images 
+for file in $(find size -type f -o -name "*.png"); do
+  source=$(echo $file | sed 's,^[^/]*/,,' | sed 's,^[^/]*/,,')
+  getImage $source
+done
+
+echo "Downloading images that have not already been sized"
+for file in $(find . -path ./size -prune -type f -o -name "*.png"); do
+  source=$(echo $file | sed 's,^[^/]*/,,')
+  getImage $source
+done
+
 echo "Static content generated!"
 echo "Uploading to gcs..."
-gsutil -m rsync -R . gs://$GHOST_DOMAIN
+cd /static 
+gsutil -m rsync -d -c -R . gs://$GHOST_DOMAIN

docker-compose.yml

@@ -10,7 +10,7 @@ services:
       args:
         GCLOUD_VERSION: 227.0.0
         GHOST_VERSION: 2.9.1
-        SITEMAP_GENERATOR_VERSION: 0.0.15
+        SITEMAP_GENERATOR_VERSION: 0.1.0-1
     restart: always
     environment:
       NODE_ENV: production