disabled hostkey check

Dockerfile

@@ -8,6 +8,8 @@ RUN apk add --update \
     tar \
     sed \
     xz \
+    sshpass \
+    openssh-client \
     tzdata \
     && rm -rf /var/cache/apk/*
     

backup.sh

@@ -19,20 +19,20 @@ fi
 rm -f ~/$BACKUP_FILENAME.gpg ~/$BACKUP_FILENAME
 
 healthchck_fail(){
-	if [ -n $HEALTHCHECK_URL ]; then
+	if [ -n "$HEALTHCHECK_URL" ]; then
 	 	curl -X POST --data "$*" --retry 3 $HEALTHCHECK_URL/fail  --silent --output /dev/null
 		exit 1
 	fi
 }
 
 healthchck_start(){
-	if [ -n $HEALTHCHECK_URL ]; then
+	if [ -n "$HEALTHCHECK_URL" ]; then
 	 	curl -X POST --data "$*" --retry 3 $HEALTHCHECK_URL/start  --silent --output /dev/null
 	fi
 }
 
 healthchck_ok(){
-	if [ -n $HEALTHCHECK_URL ]; then
+	if [ -n "$HEALTHCHECK_URL" ]; then
 	 	curl -X POST --data "$*" --retry 3 $HEALTHCHECK_URL --silent --output /dev/null
 	fi
 }
@@ -60,15 +60,16 @@ rm ~/$BACKUP_FILENAME
 
 echo "uploading"
 if [ "$USE_SFTP" -eq 1 ]; then
+  echo "use sftp"
   cd ~/
-  sshpass -e sftp -oBatchMode=no -b - ${SFTP_USER}@${SFTP_HOST} << !
+  sshpass -e sftp  -oStrictHostKeyChecking=no -oBatchMode=no ${SFTP_EXTRA} -b - ${SFTP_USER}@${SFTP_HOST} << !
    cd ${SFTP_PATH}
    put ${BACKUP_FILENAME}.gpg
    bye
 !
   if [ "$month_day" -eq 1 ] ; then
     echo "make monthly backup"
-  sshpass -e sftp -oBatchMode=no -b - ${SFTP_USER}@${SFTP_HOST} << !
+    sshpass -e sftp  -oStrictHostKeyChecking=no -oBatchMode=no ${SFTP_EXTRA} -b - ${SFTP_USER}@${SFTP_HOST} << !
    cd ${SFTP_PATH}
    cp ${BACKUP_FILENAME}.gpg ${BACKUP_FILENAME_MONTHLY}.gpg
    bye
@@ -97,4 +98,6 @@ else
       aws ${AWS_ENDPOINT_OPTIOM} s3 cp s3://$S3_BUCKET_NAME/$BACKUP_FILENAME.gpg s3://$S3_BUCKET_NAME/$BACKUP_FILENAME_MONTHLY.gpg --storage-class DEEP_ARCHIVE || healthchck_fail "failed to create monthly backup"
     fi
   fi
+fi
+
 healthchck_ok "Success"