Release 1.17.0 - See CHANGELOG.md

Fix couchdb backup endpoint; Set ENABLE_ZABBIX to FALSE by default

CHANGELOG.md

@@ -1,3 +1,15 @@
+## 1.17.0 2019-12-09 <dave at tiredofit dot ca>
+
+   ### Changed
+      - Stop compiling mongodb-tools as it is back in Alpine:edge repositories
+      - Cleanup Code
+
+
+## 1.16 - 2019-06-16 - <dave at tiredofit dot ca>
+
+* Check to see if Database Exists before performing backup
+* Fix for MysQL/MariaDB custom ports - Credit to <spumer@github>
+
 ## 1.15 - 2019-05-24 - <claudioaltamura @ github>
 
 * Added abaility to backup password protected Redis Hosts

Dockerfile

@@ -1,21 +1,18 @@
-FROM tiredofit/mongo-builder as mongo-packages
-
 FROM tiredofit/alpine:edge
 LABEL maintainer="Dave Conroy (dave at tiredofit dot ca)"
 
-### Copy Mongo Packages
-COPY --from=mongo-packages / /usr/src/apk
-
 ### Set Environment Variables
-   ENV ENABLE_CRON=FALSE \
-       ENABLE_SMTP=FALSE
+ENV ENABLE_CRON=FALSE \
+    ENABLE_SMTP=FALSE \
+    ENABLE_ZABBIX=FALSE \
+    ZABBIX_HOSTNAME=db-backup
 
 ### Dependencies
-   RUN set -ex && \
+RUN set -ex && \
     echo "@testing http://nl.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories && \
     apk update && \
     apk upgrade && \
-       apk add --virtual .db-backup-build-deps \
+    apk add -t .db-backup-build-deps \
                build-base \
                bzip2-dev \
                git \
@@ -26,6 +23,7 @@ COPY --from=mongo-packages / /usr/src/apk
       	       bzip2 \
                influxdb \
                mariadb-client \
+               mongodb-tools \
                libressl \
                pigz \
                postgresql \
@@ -33,26 +31,20 @@ COPY --from=mongo-packages / /usr/src/apk
                redis \
                xz \
                && \
+    \
     apk add \
             pixz@testing \
             && \
-        
-       ## Locally Install Mongo Package
-       cd /usr/src/apk && \
-       apk add -t .db-backup-mongo-deps --allow-untrusted \
-           mongodb-tools*.apk \
-           && \
     \        
-       cd /usr/src && \
-       mkdir -p pbzip2 && \
+    mkdir -p /usr/src/pbzip2 && \
     curl -ssL https://launchpad.net/pbzip2/1.1/1.1.13/+download/pbzip2-1.1.13.tar.gz | tar xvfz - --strip=1 -C /usr/src/pbzip2 && \
-       cd pbzip2 && \
+    cd /usr/src/pbzip2 && \
     make && \
     make install && \
     \
 ### Cleanup
-       rm -rf /usr/src/* && \
     apk del .db-backup-build-deps && \
+    rm -rf /usr/src/* && \
     rm -rf /tmp/* /var/cache/apk/*
 
 ### S6 Setup

LICENSE

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2016 Dave Conroy
+Copyright (c) 2019 Dave Conroy
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,4 +1,4 @@
-# tiredofit/db-backup
+# hub.docker.com/r/tiredofit/db-backup
 
 
 [![Build Status](https://img.shields.io/docker/build/tiredofit/db-backup.svg)](https://hub.docker.com/r/tiredofit/db-backup)
@@ -6,7 +6,6 @@
 [![Docker Stars](https://img.shields.io/docker/stars/tiredofit/db-backup.svg)](https://hub.docker.com/r/tiredofit/db-backup)
 [![Docker Layers](https://images.microbadger.com/badges/image/tiredofit/db-backup.svg)](https://microbadger.com/images/tiredofit/db-backup)
 
-
 # Introduction
 
 This will build a container for backing up multiple type of DB Servers
@@ -23,7 +22,7 @@ Currently backs up CouchDB, InfluxDB, MySQL, MongoDB Postgres, Redis, Rethink se
 * select how often to run a dump
 * select when to start the first dump, whether time of day or relative to container start time
 
-This Container uses Alpine:Edge as a base.
+* This Container uses a [customized Alpine Linux base](https://hub.docker.com/r/tiredofit/alpine) which includes [s6 overlay](https://github.com/just-containers/s6-overlay) enabled for PID 1 Init capabilities, [zabbix-agent](https://zabbix.org) for individual container monitoring, Cron also installed along with other tools (bash,curl, less, logrotate, nano, vim) for easier management. It also supports sending to external SMTP servers.
 
 [Changelog](CHANGELOG.md)
 
@@ -56,7 +55,7 @@ method of installation.
 
 
 ```bash
-docker pull tiredofit/db-backup
+docker pull tiredofit/db-backup:latest
 ```
 
 # Quick Start
@@ -88,10 +87,11 @@ Along with the Environment Variables from the [Base image](https://hub.docker.co
 |-----------|-------------|
 | `COMPRESSION` | Use either Gzip `GZ`, Bzip2 `BZ`, XZip `XZ`, or none `NONE` - Default `GZ`
 | `DB_TYPE` | Type of DB Server to backup `couch` `influx` `mysql` `pgsql` `mongo` `redis` `rethink`
-| `DB_SERVER` | Server Hostname e.g. `mariadb`
+| `DB_HOST` | Server Hostname e.g. `mariadb`
 | `DB_NAME` | Schema Name e.g. `database`
 | `DB_USER` | username for the database - use `root` to backup all MySQL of them.
 | `DB_PASS` | (optional if DB doesn't require it) password for the database
+| `DB_PORT` | (optional) Set port to connect to DB_HOST. Defaults are provided
 | `DB_DUMP_FREQ` | How often to do a dump, in minutes. Defaults to 1440 minutes, or once per day.
 | `DB_DUMP_BEGIN` | What time to do the first dump. Defaults to immediate. Must be in one of two formats
 | | Absolute HHMM, e.g. `2330` or `0415`

examples/docker-compose.yml

@@ -19,7 +19,7 @@ services:
     links:
      - example-db
     volumes:
-      - ./backups:/backups
+      - ./backups:/backup
     environment:
       - DB_TYPE=mariadb
       - DB_HOST=example-db
@@ -32,7 +32,6 @@ services:
       - MD5=TRUE
       - COMPRESSION=XZ
       - SPLIT_DB=FALSE
-
     restart: always
 
 

install/etc/s6/services/10-db-backup/run

@@ -97,7 +97,7 @@ fi
 ### Functions
 function backup_couch() {
     TARGET=couch_${DBNAME}_${DBHOST}_${now}.txt
-    curl -X GET http://${DBHOST}:${DBPORT}/${DBNAME}/ all docs? include docs=true >${TMPDIR}/${TARGET}
+    curl -X GET http://${DBHOST}:${DBPORT}/${DBNAME}/_all_docs?include_docs=true >${TMPDIR}/${TARGET}
     generate_md5
     compression
     move_backup
@@ -105,20 +105,20 @@ function backup_couch() {
 
 function backup_mysql() {
     if [ "$SPLIT_DB" = "TRUE" ] || [ "$SPLIT_DB" = "true" ];  then
-        DATABASES=`mysql -h $DBHOST -u$DBUSER -p$DBPASS --batch -e "SHOW DATABASES;" | grep -v Database|grep -v schema`
+        DATABASES=`mysql -h $DBHOST -P $DBPORT -u$DBUSER -p$DBPASS --batch -e "SHOW DATABASES;" | grep -v Database|grep -v schema`
 
         for db in $DATABASES; do
                 if [[ "$db" != "information_schema" ]] && [[ "$db" != _* ]] ; then
                     echo "** [db-backup] Dumping database: $db"
                     TARGET=mysql_${db}_${DBHOST}_${now}.sql
-                    mysqldump --max-allowed-packet=512M -h $DBHOST -u$DBUSER ${MYSQL_PASS_STR} --databases $db > ${TMPDIR}/${TARGET}
+                    mysqldump --max-allowed-packet=512M -h $DBHOST -P $DBPORT -u$DBUSER ${MYSQL_PASS_STR} --databases $db > ${TMPDIR}/${TARGET}
                     generate_md5
                     compression
                     move_backup
                 fi
         done
     else
-        mysqldump --max-allowed-packet=512M -A -h $DBHOST -u$DBUSER ${MYSQL_PASS_STR} > ${TMPDIR}/${TARGET}
+        mysqldump --max-allowed-packet=512M -A -h $DBHOST -P $DBPORT -u$DBUSER ${MYSQL_PASS_STR} > ${TMPDIR}/${TARGET}
         generate_md5
         compression
         move_backup
@@ -193,6 +193,78 @@ function backup_rethink() {
     move_backup
 }
 
+function check_availability() {
+### Set the Database Type
+   case "$DBTYPE" in
+        "couch" )
+            COUNTER=0
+            while ! (nc -z ${DBHOST} ${DBPORT}) ; do
+                sleep 5
+                let COUNTER+=5
+                echo "** [db-backup] CouchDB Host '"$DBHOST"' is not accessible, retrying.. ($COUNTER seconds so far)"
+            done
+        ;;
+        "influx" )
+            COUNTER=0
+            while ! (nc -z ${DBHOST} ${DBPORT}) ; do
+                sleep 5
+                let COUNTER+=5
+                echo "** [db-backup] InfluxDB Host '"$DBHOST"' is not accessible, retrying.. ($COUNTER seconds so far)"
+            done
+        ;;
+        "mongo" )
+            COUNTER=0
+            while ! (nc -z ${DBHOST} ${DBPORT}) ; do
+                sleep 5
+                let COUNTER+=5
+                echo "** [db-backup] Mongo Host '"$DBHOST"' is not accessible, retrying.. ($COUNTER seconds so far)"
+            done
+        ;;
+        "mysql" )
+            COUNTER=0
+            while true; do
+                mysqlcmd='mysql -u'${DBUSER}' -P '${DBPORT}' -h '${DBHOST}' -p'${DBPASS}
+                out="`$mysqlcmd -e "SELECT COUNT(*) FROM information_schema.FILES;" 2>&1`"
+                echo "$out" | grep -E "COUNT|Enter" 2>&1 > /dev/null
+                if [ $? -eq 0 ]; then
+                    :
+                    break
+                fi
+                echo "** [db-backup] MySQL/MariaDB Server "$DBHOST" is not accessible, retrying.. ($COUNTER seconds so far)"
+                sleep 5
+                let COUNTER+=5
+            done
+        ;;
+        "pgsql" )
+            # Wait until mongo logs that it's ready (or timeout after 60s)
+            COUNTER=0
+            export PGPASSWORD=${DBPASS} 
+            until pg_isready --dbname=${DBNAME} --host=${DBHOST} --port=${DBPORT} --username=${DBUSER} -q
+            do
+                sleep 5
+                let COUNTER+=5
+                echo "** [db-backup] Postgres Host '"$DBHOST"' is not accessible, retrying.. ($COUNTER seconds so far)"
+            done
+        ;;
+        "redis" )
+            COUNTER=0
+            while ! (nc -z ${DBHOST} ${DBPORT}) ; do
+                sleep 5
+                let COUNTER+=5
+                echo "** [db-backup] Redis Host '"$DBHOST"' is not accessible, retrying.. ($COUNTER seconds so far)"
+            done
+        ;;
+        "rethink" )
+            COUNTER=0
+            while ! (nc -z ${DBHOST} ${DBPORT}) ; do
+                sleep 5
+                let COUNTER+=5
+                echo "** [db-backup] RethinkDB Host '"$DBHOST"' is not accessible, retrying.. ($COUNTER seconds so far)"
+            done
+        ;;
+    esac    
+}
+
 function compression() {
    case "$COMPRESSION" in
         "GZ" | "gz" | "gzip" | "GZIP")
@@ -258,24 +330,31 @@ echo '** [db-backup] Initialized at at '$(date)
 ### Take a Dump
        case "$DBTYPE" in
         "couch" )
+        check_availability
         backup_couch
         ;;
         "influx" )
+        check_availability
         backup_influx
         ;;
         "mysql" )
+        check_availability
         backup_mysql
         ;;
         "mongo" )
+        check_availability
         backup_mongo
         ;;
         "pgsql" )
+        check_availability
         backup_pgsql
         ;;
         "redis" )
+        check_availability
         backup_redis
         ;;
         "rethink" )
+        check_availability
         backup_rethink
         ;;
         esac