add docker as builder

docker/build.sh

@@ -0,0 +1,77 @@
+#!/bin/bash
+
+case ${WORK_TARGET} in
+  x86_64)
+    ;;
+  rk35xx)
+    ;;
+  rk33xx)
+    ;;
+  *)
+    echo "not supported"
+    exit 1
+    ;;
+esac
+
+source env/${WORK_TARGET}.env
+
+IB_FOUND=0
+if grep -q istore_nas ib/repositories.conf; then
+    IB_FOUND=1
+else
+    IB_FOUND=0
+fi
+
+set -e
+if [ "$IB_FOUND" = "0" ]; then
+    if [ ! -f dl/${IB_NAME}.tar.xz ]; then
+        wget -O dl/${IB_NAME}.tar.xz ${IB_URL}${IB_NAME}.tar.xz
+        wget -O dl/sha256sums ${IB_URL}sha256sums
+        [ -s dl/sha256sums ]
+        [ -s dl/${IB_NAME}.tar.xz ]
+        grep -Fq ${IB_NAME}.tar.xz dl/sha256sums
+        cd dl && sha256sum -c --ignore-missing --status sha256sums
+    fi
+
+    cd ${WORK_SOURCE}
+    tar -C ib --strip-components=1 -xJf dl/${IB_NAME}.tar.xz
+    cp -a src/* ib/
+    ls patches/ | sort | xargs -n1 sh -c 'patch -p1 -d ib -i ../patches/$0'
+    sed -i 's/ unofficial/ oversea/' ib/Makefile
+    ls packages/all | cut -d "_" -f 1 | xargs -n1 sh -c 'rm ib/packages/$0*.ipk'
+    cp packages/all/*.ipk ib/packages/
+    mkdir -p ib/files
+    cp -a files/all/* ib/files
+    case ${WORK_TARGET} in
+      *x86*)
+          cp src/repositories_x86_64.conf ib/repositories.conf
+          cp src/target_x86_64.manifest ib/target.manifest
+        ;;
+      *rk35xx*)
+          cp src/repositories_aarch64.conf ib/repositories.conf
+          cp src/target_rk35xx.manifest ib/target.manifest
+        ;;
+      *rk33xx*)
+          cp src/repositories_aarch64.conf ib/repositories.conf
+          cp src/target_rk33xx.manifest ib/target.manifest
+        ;;
+      *bcm2711*)
+          cp src/repositories_aarch64.conf ib/repositories.conf
+          cp src/target_bcm2711.manifest ib/target.manifest
+        ;;
+    esac
+fi
+set +e
+
+cd ${WORK_SOURCE}/ib
+
+case $1 in
+  Pack)
+    make -f release.mk IB=1
+    make -f multi.mk release_env
+    ;;
+  *)
+    make -f multi.mk image_multi FILES="files"
+    ;;
+esac
+