Merge branch 'master' of https://github.com/tiredofit/docker-db-backup

Add sqlite support

CHANGELOG.md

@@ -1,3 +1,9 @@
+## 2.6.0 2021-02-19 <tpansino@github>
+
+   ### Added
+      - SQLite support
+
+
 ## 2.5.1 2021-02-14 <dave at tiredofit dot ca>
 
    ### Changed

Dockerfile

@@ -30,6 +30,7 @@ RUN set -ex && \
                postgresql \
                postgresql-client \
                redis \
+               sqlite \
                xz \
                zstd \
                && \

README.md

@@ -98,8 +98,8 @@ Along with the Environment Variables from the [Base image](https://hub.docker.co
 | `BACKUP_LOCATION`      | Backup to `FILESYSTEM` or `S3` compatible services like S3, Minio, Wasabi - Default `FILESYSTEM`                                                                                                   |
 | `COMPRESSION`          | Use either Gzip `GZ`, Bzip2 `BZ`, XZip `XZ`, ZSTD `ZSTD` or none `NONE` - Default `GZ`                                                                                                             |
 | `COMPRESSION_LEVEL`    | Numberical value of what level of compression to use, most allow `1` to `9` except for `ZSTD` which allows for `1` to `19` - Default `3`                                                           |
-| `DB_TYPE`              | Type of DB Server to backup `couch` `influx` `mysql` `pgsql` `mongo` `redis`                                                                                                                       |
-| `DB_HOST`              | Server Hostname e.g. `mariadb`                                                                                                                                                                     |
+| `DB_TYPE`              | Type of DB Server to backup `couch` `influx` `mysql` `pgsql` `mongo` `redis` `sqlite3`                                                                                                             |
+| `DB_HOST`              | Server Hostname e.g. `mariadb`. For `sqlite3`, full path to DB file e.g. `/backup/db.sqlite3`                                                                                                      |
 | `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                                                                                                                                      |

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

@@ -60,6 +60,9 @@ case "$dbtype" in
         dbport=${DB_PORT:-6379}
         [[ ( -n "${DB_PASS}" || ( -n "${DB_PASS_FILE}" ) ) ]] && file_env 'DB_PASS'
     ;;
+    "sqlite" | "sqlite3" | "SQLITE" | "SQLITE3" )
+        dbtype=sqlite3
+    ;;
 esac
 
 ### Set Defaults
@@ -241,6 +244,22 @@ backup_redis() {
     move_backup
 }
 
+backup_sqlite3() {
+    db=$(basename "$dbhost")
+    db="${db%.*}"
+    target=sqlite3_${db}_${now}.sqlite3
+    compression
+
+    print_info "Dumping sqlite3 database: ${dbhost}"
+    sqlite3 "${dbhost}" ".backup '${tmpdir}/backup.sqlite3'"
+    exit_code=$?
+
+    cat "${tmpdir}/backup.sqlite3" | $dumpoutput > "${tmpdir}/${target}"
+
+    generate_md5
+    move_backup
+}
+
 check_availability() {
 ### Set the Database Type
    case "$dbtype" in
@@ -309,6 +328,21 @@ check_availability() {
                 print_warn "Redis Host '${dbhost}' is not accessible, retrying.. ($COUNTER seconds so far)"
             done
         ;;
+        "sqlite3" )
+            if [[ ! -e "${dbhost}" ]]; then
+                print_error "File '${dbhost}' does not exist."
+                exit_code=2
+                exit $exit_code
+            elif [[ ! -f "${dbhost}" ]]; then
+                print_error "File '${dbhost}' is not a file."
+                exit_code=2
+                exit $exit_code
+            elif [[ ! -r "${dbhost}" ]]; then
+                print_error "File '${dbhost}' is not readable."
+                exit_code=2
+                exit $exit_code
+            fi
+        ;;
     esac
 }
 
@@ -477,6 +511,10 @@ print_debug "Backup routines Initialized on $(date)"
             check_availability
             backup_redis
         ;;
+        "sqlite3" )
+            check_availability
+            backup_sqlite3
+        ;;
         esac
 
 ### Zabbix