Release 2.4.0 - See CHANGELOG.md

#51 Fix backup of multiple InfluxDB databases failure

CHANGELOG.md

@@ -1,3 +1,51 @@
+## 2.4.0 2020-12-07 <dave at tiredofit dot ca>
+
+   ### Added
+      - Switch back to packges for Postgresql (now 13.1)
+
+
+## 2.3.2 2020-11-14 <dave at tiredofit dot ca>
+
+   ### Changed
+      - Reapply S6-Overlay into filesystem as Postgresql build is removing S6 files due to edge containing S6 overlay
+
+
+## 2.3.1 2020-11-11 <bambi73@github>
+
+   ### Fixed
+      - Multiple Influx DB's not being backed up correctly
+
+## 2.3.0 2020-10-15 <dave at tiredofit dot ca>
+
+   ### Added
+      - Microsoft SQL Server support (experimental)
+
+   ### Changed
+      - Compiled Postgresql 13 from source to backup psql/13 hosts
+
+## 2.2.2 2020-09-22 <tpansino@github>
+
+   ### Fixed
+      - Patch for 2.2.0 release fixing Docker Secrets Support. Was skipping password check.
+
+## 2.2.1 2020-09-17 <alwynpan@github>
+
+   ### Fixed
+      - Ondemand/Manual backup with `backup-now` was throwing errors not being able to find a proper date
+
+## 2.2.0 2020-09-14 <alwynpan@github>
+
+   ### Fixed
+      - Allow to use MariaDB and MongoDBs with no username and password while still allowing Docker Secrets
+      - Changed source of Alpine package repositories
+
+
+## 2.1.1 2020-09-01 <zicklag@github>
+
+   ### Fixed
+      - Add eval to POST_SCRIPT execution
+
+
 ## 2.1.0 2020-08-29 <dave at tiredofit dot ca>
 
    ### Added

Dockerfile

@@ -1,15 +1,15 @@
 FROM tiredofit/alpine:edge
-LABEL maintainer="Dave Conroy (dave at tiredofit dot ca)"
 
 ### Set Environment Variables
-ENV ENABLE_CRON=FALSE \
+ENV MSSQL_VERSION=17.5.2.1-1 \
+    ENABLE_CRON=FALSE \
     ENABLE_SMTP=FALSE \
     ENABLE_ZABBIX=TRUE \
     ZABBIX_HOSTNAME=db-backup
 
-### Dependencies
+    ### Dependencies
 RUN set -ex && \
-    echo "@testing http://nl.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories && \
+    echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories && \
     apk update && \
     apk upgrade && \
     apk add -t .db-backup-build-deps \
@@ -19,7 +19,7 @@ RUN set -ex && \
                xz-dev \
                && \
     \
-    apk add -t .db-backup-run-deps \
+    apk add --no-cache -t .db-backup-run-deps \
       	       bzip2 \
                influxdb \
                mariadb-client \
@@ -33,10 +33,15 @@ RUN set -ex && \
                zstd \
                && \
     \
-    apk add \
+    apk add --no-cache \
                pixz@testing \
                && \
     \
+    cd /usr/src && \
+    curl -O https://download.microsoft.com/download/e/4/e/e4e67866-dffd-428c-aac7-8d28ddafb39b/msodbcsql17_${MSSQL_VERSION}_amd64.apk && \
+    curl -O https://download.microsoft.com/download/e/4/e/e4e67866-dffd-428c-aac7-8d28ddafb39b/mssql-tools_${MSSQL_VERSION}_amd64.apk && \
+    echo y | apk add --allow-untrusted msodbcsql17_${MSSQL_VERSION}_amd64.apk mssql-tools_${MSSQL_VERSION}_amd64.apk && \
+    \
     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 /usr/src/pbzip2 && \

README.md

@@ -32,28 +32,29 @@ Currently backs up CouchDB, InfluxDB, MySQL, MongoDB, Postgres, Redis servers.
 
 ## Table of Contents
 
-- [Introduction](#introduction)
-- [Authors](#authors)
-- [Table of Contents](#table-of-contents)
-- [Prerequisites](#prerequisites)
-- [Installation](#installation)
+- [hub.docker.com/r/tiredofit/db-backup](#hubdockercomrtiredofitdb-backup)
+  - [Introduction](#introduction)
+  - [Authors](#authors)
+  - [Table of Contents](#table-of-contents)
+  - [Prerequisites](#prerequisites)
+  - [Installation](#installation)
     - [Quick Start](#quick-start)
-- [Configuration](#configuration)
+  - [Configuration](#configuration)
     - [Data-Volumes](#data-volumes)
     - [Environment Variables](#environment-variables)
-- [Maintenance](#maintenance)
+  - [Maintenance](#maintenance)
     - [Shell Access](#shell-access)
       - [Custom Scripts](#custom-scripts)
-- [Example Post Script](#example-post-script)
-- [$1=EXIT_CODE (After running backup routine)](#1exit_code-after-running-backup-routine)
-- [$2=DB_TYPE (Type of Backup)](#2db_type-type-of-backup)
-- [$3=DB_HOST (Backup Host)](#3db_host-backup-host)
-- [#4=DB_NAME (Name of Database backed up](#4db_name-name-of-database-backed-up)
-- [$5=DATE (Date of Backup)](#5date-date-of-backup)
-- [$6=TIME (Time of Backup)](#6time-time-of-backup)
-- [$7=BACKUP_FILENAME (Filename of Backup)](#7backup_filename-filename-of-backup)
-- [$8=FILESIZE (Filesize of backup)](#8filesize-filesize-of-backup)
-- [$9=MD5_RESULT (MD5Sum if enabled)](#9md5_result-md5sum-if-enabled)
+  - [Example Post Script](#example-post-script)
+  - [$1=EXIT_CODE (After running backup routine)](#1exit_code-after-running-backup-routine)
+  - [$2=DB_TYPE (Type of Backup)](#2db_type-type-of-backup)
+  - [$3=DB_HOST (Backup Host)](#3db_host-backup-host)
+  - [#4=DB_NAME (Name of Database backed up](#4db_name-name-of-database-backed-up)
+  - [$5=DATE (Date of Backup)](#5date-date-of-backup)
+  - [$6=TIME (Time of Backup)](#6time-time-of-backup)
+  - [$7=BACKUP_FILENAME (Filename of Backup)](#7backup_filename-filename-of-backup)
+  - [$8=FILESIZE (Filesize of backup)](#8filesize-filesize-of-backup)
+  - [$9=MD5_RESULT (MD5Sum if enabled)](#9md5_result-md5sum-if-enabled)
 
 ## Prerequisites
 
@@ -90,8 +91,6 @@ The following directories are used for configuration and can be mapped for persi
 
 ### Environment Variables
 
-*If you are trying to backup a database that doesn't have a user or a password (you should!) make sure you set `CONTAINER_ENABLE_DOCKER_SECRETS=FALSE`*
-
 Along with the Environment Variables from the [Base image](https://hub.docker.com/r/tiredofit/alpine), below is the complete list of available options that can be used to customize your installation.
 
 | Parameter              | Description                                                                                                                                                                                        |

install/etc/services.available/10-db-backup/run

@@ -14,8 +14,48 @@ fi
 sanity_var DB_TYPE "Database Type"
 sanity_var DB_HOST "Database Host"
 
-file_env 'DB_USER'
-file_env 'DB_PASS'
+### Set the Database Type
+dbtype=${DB_TYPE}
+
+case "$dbtype" in
+    "couch" | "couchdb" | "COUCH" | "COUCHDB"  )
+        dbtype=couch
+        dbport=${DB_PORT:-5984}
+        file_env 'DB_USER'
+        file_env 'DB_PASS'
+    ;;
+    "influx" | "influxdb" | "INFLUX" | "INFLUXDB"  )
+        dbtype=influx
+        dbport=${DB_PORT:-8088}
+        file_env 'DB_USER'
+        file_env 'DB_PASS'
+    ;;
+    "mongo" | "mongodb" | "MONGO" | "MONGODB" )
+        dbtype=mongo
+        dbport=${DB_PORT:-27017}
+        [[ ( -n "${DB_USER}" ) || ( -n "${DB_USER_FILE}" ) ]] && file_env 'DB_USER'
+        [[ ( -n "${DB_PASS}" ) || ( -n "${DB_PASS_FILE}" ) ]] && file_env 'DB_PASS'
+    ;;
+    "mysql" | "MYSQL" | "mariadb" | "MARIADB")
+        dbtype=mysql
+        dbport=${DB_PORT:-3306}
+        [[ ( -n "${DB_PASS}" ) || ( -n "${DB_PASS_FILE}" ) ]] && file_env 'DB_PASS'
+    ;;
+    "mssql" | "MSSQL" | "microsoftsql" | "MICROSOFTSQL")
+        dbtype=mssql
+        dbport=${DB_PORT:-1433}
+    ;;
+    "postgres" | "postgresql" | "pgsql" | "POSTGRES" | "POSTGRESQL" | "PGSQL" )
+        dbtype=pgsql
+        dbport=${DB_PORT:-5432}
+        [[ ( -n "${DB_PASS}" ) || ( -n "${DB_PASS_FILE}" ) ]] && file_env 'DB_PASS'
+    ;;
+    "redis" | "REDIS"   )
+        dbtype=redis
+        dbport=${DB_PORT:-6379}
+        [[ ( -n "${DB_PASS}" || ( -n "${DB_PASS_FILE}" ) ) ]] && file_env 'DB_PASS'
+    ;;
+esac
 
 ### Set Defaults
 BACKUP_LOCATION=${BACKUP_LOCATION:-"FILESYSTEM"}
@@ -27,7 +67,6 @@ DB_DUMP_TARGET=${DB_DUMP_TARGET:-/backup}
 dbhost=${DB_HOST}
 dbname=${DB_NAME}
 dbpass=${DB_PASS}
-dbtype=${DB_TYPE}
 dbuser=${DB_USER}
 MD5=${MD5:-TRUE}
 PARALLEL_COMPRESSION=${PARALLEL_COMPRESSION:-TRUE}
@@ -65,39 +104,23 @@ else
     zstd="zstd --rm -${COMPRESSION_LEVEL}"
 fi
 
-### Set the Database Type
-       case "$dbtype" in
-            "couch" | "couchdb" | "COUCH" | "COUCHDB"  )
-                dbtype=couch
-                dbport=${DB_PORT:-5984}
-            ;;
-            "influx" | "influxdb" | "INFLUX" | "INFLUXDB"  )
-                dbtype=influx
-                dbport=${DB_PORT:-8088}
-            ;;
-            "mongo" | "mongodb" | "MONGO" | "MONGODB" )
-            dbtype=mongo
-            dbport=${DB_PORT:-27017}
+### Set the Database Authentication Details
+case "$dbtype" in
+    "mongo" )
         [[ ( -n "${DB_USER}" ) ]] && MONGO_USER_STR=" --username ${dbuser}"
         [[ ( -n "${DB_PASS}" ) ]] && MONGO_PASS_STR=" --password ${dbpass}"
         [[ ( -n "${DB_NAME}" ) ]] && MONGO_DB_STR=" --db ${dbname}"
     ;;
-            "mysql" | "MYSQL" | "mariadb" | "MARIADB")
-                dbtype=mysql
-                dbport=${DB_PORT:-3306}
+    "mysql" )
         [[ ( -n "${DB_PASS}" ) ]] && export MYSQL_PWD=${dbpass}
     ;;
-            "postgres" | "postgresql" | "pgsql" | "POSTGRES" | "POSTGRESQL" | "PGSQL" )
-                dbtype=pgsql
-                dbport=${DB_PORT:-5432}
+    "postgres" )
         [[ ( -n "${DB_PASS}" ) ]] && POSTGRES_PASS_STR="PGPASSWORD=${dbpass}"
     ;;
-            "redis" | "REDIS"   )
-                dbtype=redis
-                dbport=${DB_PORT:-6379}
+    "redis" )
         [[ ( -n "${DB_PASS}" ) ]] && REDIS_PASS_STR=" -a ${dbpass}"
     ;;
-        esac
+esac
 
 ### Functions
 backup_couch() {
@@ -109,6 +132,42 @@ backup_couch() {
     move_backup
 }
 
+backup_influx() {
+    if [ "${COMPRESSION}" = "NONE" ] || [ "${COMPRESSION}" = "none" ] || [ "${COMPRESSION}" = "FALSE" ] || [ "${COMPRESSION}" = "false" ] ; then
+        :
+    else
+        print_notice "Compressing InfluxDB backup with gzip"
+        influx_compression="-portable"
+    fi
+    for DB in $DB_NAME; do
+        target=influx_${DB}_${dbhost}_${now}
+        influxd backup ${influx_compression} -database $DB -host ${dbhost}:${dbport} ${tmpdir}/${target}
+        exit_code=$?
+        generate_md5
+        move_backup
+    done
+}
+
+backup_mongo() {
+    if [ "${COMPRESSION}" = "NONE" ] || [ "${COMPRESSION}" = "none" ] || [ "${COMPRESSION}" = "FALSE" ] || [ "${COMPRESSION}" = "false" ] ; then
+        target=${dbtype}_${dbname}_${dbhost}_${now}.archive
+    else
+        print_notice "Compressing MongoDB backup with gzip"
+        target=${dbtype}_${dbname}_${dbhost}_${now}.archivegz
+        mongo_compression="--gzip"
+    fi
+    mongodump --archive=${tmpdir}/${target} ${mongo_compression} --host ${dbhost} --port ${dbport} ${MONGO_USER_STR}${MONGO_PASS_STR}${MONGO_DB_STR} ${EXTRA_OPTS}
+    exit_code=$?
+    cd ${tmpdir}
+    generate_md5
+    move_backup
+}
+
+backup_mssql() {
+    target=mssql_${dbname}_${dbhost}_${now}.bak
+    /opt/mssql-tools/bin/sqlcmd -E -C -S ${dbhost}\,${dbport} -U ${dbuser} -P ${dbpass} –Q "BACKUP DATABASE \[${dbname}\] TO DISK = N'${tmpdir}/${target}' WITH NOFORMAT, NOINIT, NAME = '${dbname}-full', SKIP, NOREWIND, NOUNLOAD, STATS = 10"
+}
+
 backup_mysql() {
     if var_true "$SPLIT_DB" ; then
         DATABASES=$(mysql -h ${dbhost} -P $dbport -u$dbuser --batch -e "SHOW DATABASES;" | grep -v Database|grep -v schema)
@@ -133,36 +192,6 @@ backup_mysql() {
     fi
 }
 
-backup_influx() {
-    if [ "${COMPRESSION}" = "NONE" ] || [ "${COMPRESSION}" = "none" ] || [ "${COMPRESSION}" = "FALSE" ] || [ "${COMPRESSION}" = "false" ] ; then
-        :
-    else
-        print_notice "Compressing InfluxDB backup with gzip"
-        influx_compression="-portable"
-    fi
-    for DB in $DB_NAME; do
-        influxd backup ${influx_compression} -database $DB -host ${dbhost}:${dbport} ${tmpdir}/${target}
-        exit_code=$?
-        generate_md5
-        move_backup
-    done
-}
-
-backup_mongo() {
-    if [ "${COMPRESSION}" = "NONE" ] || [ "${COMPRESSION}" = "none" ] || [ "${COMPRESSION}" = "FALSE" ] || [ "${COMPRESSION}" = "false" ] ; then
-        target=${dbtype}_${dbname}_${dbhost}_${now}.archive
-    else
-        print_notice "Compressing MongoDB backup with gzip"
-        target=${dbtype}_${dbname}_${dbhost}_${now}.archivegz
-        mongo_compression="--gzip"
-    fi
-    mongodump --archive=${tmpdir}/${target} ${mongo_compression} --host ${dbhost} --port ${dbport} ${MONGO_USER_STR}${MONGO_PASS_STR}${MONGO_DB_STR} ${EXTRA_OPTS}
-    exit_code=$?
-    cd ${tmpdir}
-    generate_md5
-    move_backup
-}
-
 backup_pgsql() {
   if var_true $SPLIT_DB ; then
       export PGPASSWORD=${dbpass}
@@ -249,6 +278,14 @@ check_availability() {
                 (( COUNTER+=5 ))
             done
         ;;
+        "mssql" )
+            COUNTER=0
+            while ! (nc -z ${dbhost} ${dbport}) ; do
+                sleep 5
+                (( COUNTER+=5 ))
+                print_warn "MSSQL Host '${dbhost}' is not accessible, retrying.. ($COUNTER seconds so far)"
+            done
+        ;;
         "pgsql" )
             COUNTER=0
             export PGPASSWORD=${dbpass}
@@ -375,6 +412,7 @@ move_backup() {
 print_debug "Backup routines Initialized on $(date)"
 
 ### Wait for Next time to start backup
+  if [ "$1" != "NOW" ]; then
     current_time=$(date +"%s")
     today=$(date +"%Y%m%d")
 
@@ -390,6 +428,7 @@ print_debug "Backup routines Initialized on $(date)"
 
         print_notice "Next Backup at $(date -d @${target_time} +"%Y-%m-%d %T %Z")"
         sleep $waittime
+  fi
 
 
 ### Commence Backup
@@ -413,6 +452,10 @@ print_debug "Backup routines Initialized on $(date)"
             check_availability
             backup_influx
         ;;
+        "mssql" )
+            check_availability
+            backup_mssql
+        ;;
         "mysql" )
             check_availability
             backup_mysql
@@ -446,7 +489,7 @@ print_debug "Backup routines Initialized on $(date)"
 
     if [ -n "$POST_SCRIPT" ] ; then
         print_notice "Found POST_SCRIPT environment variable. Executing"
-        "${POST_SCRIPT}"
+        eval "${POST_SCRIPT}"
     fi
 
 ### Post Backup Custom Script Support