Added support to update the agent even when inep or proxy files are missing

The new necessity of install the system with an empty inep/proxy had to be
implemented in the update bootstrap. This patch allows the update process to
run properly on a missing inep/proxy system.

Acked-by: Danilo K. S. Yorinori <danilok@c3sl.ufpr.br>
Signed-off-by: Vinicius Ruoso <vkr07@c3sl.ufpr.br>

bootstraps/bootstrap-update

@@ -88,13 +88,16 @@ cd - &>/dev/null
 mkdir -p "${SEED_MEC_HOME}/update/tmp/SEED2-run/client/conf"
 
 # Check if inep and proxy files exist
+ERROR=0
 INEP_PROXY="${SEED_MEC_HOME}/SEED2/client/conf/inep
             ${SEED_MEC_HOME}/SEED2/client/conf/proxy"
 for FILE in ${INEP_PROXY}; do
-    test -f "${FILE}" ||
-      abort "inep and/or proxy file(s) missing, please reinstall the package."
+    test -f "${FILE}" || ERROR=1
 done
 
+# Do nothing if there's no inep or proxy conf files
+if test "${ERROR}" -eq 0; then
+
     # Copy inep and proxy to new tree
     cp -a "${SEED_MEC_HOME}/SEED2/client/conf/"{inep,proxy} \
           "${SEED_MEC_HOME}/update/tmp/SEED2-run/client/conf/"
@@ -111,6 +114,8 @@ restore_inep_proxy_md5sum
               "${SEED_MEC_HOME}/update/tmp/SEED2-run/.backup/client/conf/") ||
     restore_inep_proxy_backup
 
+fi
+
 
 
 # TODO: do some security backup???