From 196fbbe077968016ad5d4507d99b3ed4c9f82850 Mon Sep 17 00:00:00 2001
From: John Klug <john.klug@multitech.com>
Date: Tue, 16 Nov 2021 12:35:22 -0600
Subject: New umountfs for factory flash upgrade from mLinux

---
 recipes-core/initscripts/initscripts-1.0/umountfs | 61 +++++++++++++++++++----
 recipes-core/initscripts/initscripts_1.0.bbappend |  2 +-
 2 files changed, 53 insertions(+), 10 deletions(-)

(limited to 'recipes-core')

diff --git a/recipes-core/initscripts/initscripts-1.0/umountfs b/recipes-core/initscripts/initscripts-1.0/umountfs
index c3d217e..d3ac460 100644
--- a/recipes-core/initscripts/initscripts-1.0/umountfs
+++ b/recipes-core/initscripts/initscripts-1.0/umountfs
@@ -43,6 +43,19 @@ umount_all() {
   mount -o remount,ro /
 }
 
+get_file_size() {
+    local file_size=0
+    local regex='[^[:space:]]+[[:space:]]+[^[:space:]]+[[:space:]]+([^[:space:]]+)'
+    local upgrade_file="$1"
+    local file="$2"
+    if [[ $(tar -tvf ${upgrade_file} ${file}) =~ ${regex} ]] ; then
+        file_size=${BASH_REMATCH[1]}
+        echo "${file_size}"
+    else
+        echo "0"
+    fi
+}
+
 blink_leds() {
   led_dir=/sys/class/leds
   # blink all programmable LEDs except status
@@ -295,9 +308,9 @@ flash_upgrade() {
   fi
 
   if ! cp ${reboot_cmd} ${flash_dir}/upgrade-reboot ; then
-     echo "Aborting upgrade.  Failed \"cp ${reboot_cmd} ${flash_dir}/upgrade-reboot\""
-     err_leds
-     return 1
+      echo "Aborting upgrade.  Failed \"cp ${reboot_cmd} ${flash_dir}/upgrade-reboot\""
+      err_leds
+      return 1
   fi
   if ! cp ${nandwrite_cmd} ${flash_dir}/nandwrite.static ; then
      echo "Aborting upgrade.  Failed \"cp ${nandwrite_cmd} ${flash_dir}/nandwrite.static\""
@@ -336,18 +349,37 @@ flash_upgrade() {
       local dev=${devs[i]}
       if tar -t -f ${upgrade_file} | grep -F -q "${file}"; then
         if [ "${file}" == "${bootstrap_file}" ] || [ "${file}" == "${uboot_file}" ]; then
-          local file_size=$(tar -xO -f ${upgrade_file} ${file} | wc -c)
+          file_size=$(get_file_size "${upgrade_file}" "${file}")
           if dd if=${dev} bs=${file_size} count=1 | md5sum -c ${file}.md5; then
             echo "Found ${file} in upgrade but it is the same as current. Continuing..."
             continue
           fi
-        fi
+        elif ((factory_up == 1)) ; then # Not AT91Bootstrap or U-Boot.
+            file_size=$(get_file_size "${upgrade_file}" "${file}")
+            if [ "${file}" == "${kernel_file}" ]; then
+                if dd if=${dev} bs=${file_size} count=1 | md5sum -c ${file}.md5; then
+                    echo "Found ${file} in upgrade but it is the same as current. Continuing..."
+                    continue
+                fi  # Matching md5sum
+            fi # kernel_file case
+        fi # factory upgrade
         echo "Flashing ${dev} with ${file}..."
 
         flash_erase ${extraopt} -j ${dev} 0 0
         tar -xO -f ${upgrade_file} ${file} | ${flash_dir}/nandwrite.static ${extraopt} -p ${dev}
-      fi
-    done
+        if ((factory_up == 1)) ; then
+            if dd if=${dev} bs=${file_size} count=1 | md5sum -c ${file}.md5; then
+                echo "SUCCESS: File ${file} was written successfully"
+            else
+                cat ${file}.md5
+                echo ${file_size}
+                echo dd if=${dev} bs=${file_size} count=1 | md5sum
+                dd if=${dev} bs=${file_size} count=1 | md5sum
+                echo "ERROR: File ${file} is bad"
+            fi
+        fi # factory upgrade
+      fi # Found a file in the upgrade package
+    done # Loop through the files in an upgrade package
   else
     if [ -f ${uboot_solo_file} ]; then
       echo "Flashing ${uboot_mtd} (u-boot) with ${uboot_solo_file}..."
@@ -384,9 +416,14 @@ flash_upgrade() {
       flash_erase ${extraopt} ${ubootenv1_mtd} 0 0
       flash_erase ${extraopt} ${ubootenv2_mtd} 0 0
   fi
-  echo "Rebooting..."
 
-  ${flash_dir}/upgrade-reboot
+  if ((factory_up == 1)) ; then
+    echo "Finished upgrade.  Halting."
+    while : ; do : ; done  # Wait forever
+  else
+    echo "Rebooting..."
+    ${flash_dir}/upgrade-reboot
+  fi
 
   # Should not get here normally
   echo "upgrade-reboot failed"
@@ -404,6 +441,12 @@ if [[ -f ${wipe_fname} ]] ; then
     fi
 fi
 if [[ -f ${upgrade_fname} ]] ; then
+    if [[ $(cat ${upgrade_fname}) == "1" ]] ; then
+      factory_up=1
+      extraopt="-q"
+    else
+      factory_up=0
+    fi
     owner=$(stat -c%u "${upgrade_fname}")
     if ((${#owner} > 0)) && ((owner == 0)) ; then
       flash_upgrade /var/volatile
diff --git a/recipes-core/initscripts/initscripts_1.0.bbappend b/recipes-core/initscripts/initscripts_1.0.bbappend
index bec5d5a..f4edd90 100644
--- a/recipes-core/initscripts/initscripts_1.0.bbappend
+++ b/recipes-core/initscripts/initscripts_1.0.bbappend
@@ -3,4 +3,4 @@ FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}-${PV}:"
 # flash on reboot/umountfs needs regular umount (not busybox)
 RDEPENDS_${PN} += "util-linux-umount util-linux-mount bash"
 
-PR .= ".48"
+PR .= ".49"
-- 
cgit v1.2.3