gh-77: Refresh initramfs when dracut module, don't fail on growpart

Closes #77

postinstall.one

@@ -35,6 +35,15 @@ if [ -f /etc/init.d/one-context ]; then
     if [ -d /etc/sysconfig/network-scripts ] || [ -d /etc/sysconfig/network ]; then
         chkconfig --add one-context-local
         chkconfig --add one-context
+
+        # EL6: refresh initramfs via dracut for growroot module
+        if [ -f /usr/share/dracut/modules.d/50growroot/install ]; then
+            for I in $(find /boot -name 'initramfs-*.img'); do
+                KERNEL_VERS=$(echo "${I}" | sed -e 's/.*initramfs-\(.*\)\.img/\1/')
+                dracut -f "${I}" "${KERNEL_VERS}" || :
+            done
+        fi
+
     elif [ -d /etc/network ]; then
         for S in one-context-local one-context; do
             update-rc.d ${S} enable   >/dev/null 2>&1
@@ -88,4 +97,3 @@ if [ -d /etc/sysconfig/network ]; then
     sed -i '/^NETCONFIG_DNS_STATIC_SERVERS=/ s/=.*$/=""/' /etc/sysconfig/network/config
     sed -i '/^NETCONFIG_DNS_STATIC_SEARCHLIST=/ s/=.*$/=""/' /etc/sysconfig/network/config
 fi
-

src/etc/one-context.d/loc-05-grow-rootfs##one

@@ -44,14 +44,16 @@ if [ -n "$DEBUG" ]; then
   echo PARTITION: ${PARTITION}
 fi
 
-for PART in ${PARTITION}; do
-  ${GROWPART} ${DISK} ${PART}
-done
+(
+  for PART in ${PARTITION}; do
+    ${GROWPART} ${DISK} ${PART}
+  done
 
-if [ "${LVM}" != "no" ]; then
-  ${PVRESIZE} ${PV}
-  ${LVEXTEND} -l +100%FREE ${LV}
-fi
+  if [ "${LVM}" != "no" ]; then
+    ${PVRESIZE} ${PV}
+    ${LVEXTEND} -l +100%FREE ${LV}
+  fi
+) || :  # don't fail, partition can be already extended by dracut
 
 case "${FSTYPE}" in
   ext2|ext3|ext4)

targets.sh

@@ -4,7 +4,7 @@ case "${TARGET}" in
         RELSUFFIX=${RELSUFFIX:-.el6}
         TYPE=${TYPE:-rpm}
         TAGS=${TAGS:-rpm sysv one}
-        DEPENDS=${DEPENDS:-util-linux-ng bind-utils cloud-utils-growpart ruby rubygem-json}
+        DEPENDS=${DEPENDS:-util-linux-ng bind-utils cloud-utils-growpart dracut-modules-growroot ruby rubygem-json}
         REPLACES=${REPLACES:-cloud-init}
         POSTIN=${POSTINST:-postinstall.one}
         PREUN=${PREUN:-preuninstall.one}
@@ -16,7 +16,7 @@ case "${TARGET}" in
         RELSUFFIX=${RELSUFFIX:-.el6}
         TYPE=${TYPE:-rpm}
         TAGS=${TAGS:-rpm sysv ec2}
-        DEPENDS=${DEPENDS:-util-linux-ng bind-utils cloud-utils-growpart ruby rubygem-json}
+        DEPENDS=${DEPENDS:-util-linux-ng bind-utils cloud-utils-growpart dracut-modules-growroot ruby rubygem-json}
         REPLACES=${REPLACES:-cloud-init}
         POSTIN=${POSTINST:-postinstall.ec2}
         PREUN=${PREUN:-preuninstall.ec2}