···

       
497
       
497
       
 
       
        # Use the temp folder we've been working on to create a new image.

     

       
498
       
498
       
 
       
        mv temp image/$layerID

     

       
499
       
499
       
 
       


     

       
500
       
500
       
-
       
        # Create image configuration file (used by registry v2) by using

     

       
501
       
501
       
-
       
        # the configuration of the last layer

     

       
502
       
502
       
-
       
        SHA_ARRAY=$(find ./ -name layer.tar | xargs sha256sum | cut -d" " -f1 | xargs -I{} echo -n '"sha256:{}" ' | sed 's/" "/","/g' | awk '{ print "["$1"]" }')

     

       
503
       
503
       
-
       
        jq ". + {\"rootfs\": {\"diff_ids\": $SHA_ARRAY, \"type\": \"layers\"}}" image/$layerID/json > config.json

     

       
504
       
504
       
-
       
        CONFIG_SHA=$(sha256sum config.json | cut -d ' ' -f1)

     

       
505
       
505
       
-
       
        mv config.json image/$CONFIG_SHA.json

     

       
500
       
500
       
+
       
        # Create image json and image manifest

     

       
501
       
501
       
+
       
        imageJson=$(cat ${baseJson} | jq ". + {\"rootfs\": {\"diff_ids\": [], \"type\": \"layers\"}}")

     

       
502
       
502
       
+
       
        manifestJson=$(jq -n "[{\"RepoTags\":[\"$imageName:$imageTag\"]}]")

     

       
503
       
503
       
+
       
        currentID=$layerID

     

       
504
       
504
       
+
       
        while [[ -n "$currentID" ]]; do

     

       
505
       
505
       
+
       
          layerChecksum=$(sha256sum image/$currentID/layer.tar | cut -d ' ' -f1)

     

       
506
       
506
       
+
       
          imageJson=$(echo "$imageJson" | jq ".history |= [{\"created\": \"${created}\"}] + .")

     

       
507
       
507
       
+
       
          imageJson=$(echo "$imageJson" | jq ".rootfs.diff_ids |= [\"sha256:$layerChecksum\"] + .")

     

       
508
       
508
       
+
       
          manifestJson=$(echo "$manifestJson" | jq ".[0].Layers |= [\"$currentID/layer.tar\"] + .")

     

       
509
       
509
       
+
       


     

       
510
       
510
       
+
       
          currentID=$(cat image/$currentID/json | (jshon -e parent -u 2>/dev/null || true))

     

       
511
       
511
       
+
       
        done

     

       
506
       
512
       
 
       


     

       
507
       
507
       
-
       
        # Create image manifest

     

       
508
       
508
       
-
       
        LAYER_PATHS=$(find image/ -name layer.tar -printf '"%P" ' | sed 's/" "/","/g')

     

       
509
       
509
       
-
       
        jq -n "[{\"Config\":\"$CONFIG_SHA.json\",\"RepoTags\":[\"$imageName:$imageTag\"],\"Layers\":[$LAYER_PATHS]}]" > image/manifest.json

     

       
513
       
513
       
+
       
        imageJsonChecksum=$(echo "$imageJson" | sha256sum | cut -d ' ' -f1)

     

       
514
       
514
       
+
       
        echo "$imageJson" > "image/$imageJsonChecksum.json"

     

       
515
       
515
       
+
       
        manifestJson=$(echo "$manifestJson" | jq ".[0].Config = \"$imageJsonChecksum.json\"")

     

       
516
       
516
       
+
       
        echo "$manifestJson" > image/manifest.json

     

       
510
       
517
       
 
       


     

       
511
       
518
       
 
       
        # Store the json under the name image/repositories.

     

       
512
       
519
       
 
       
        jshon -n object \