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Minor edits (#8708) 

* Minor edits

- Standardized setting of replica ID as per @caervs 
- Fix broken link

* Consistency edits

- Standardized setting of replica ID
- Added note that this command only works on Linux
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Maria Bermudez 2019-04-23 17:35:21 -06:00 committed by GitHub
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9
ee/dtr/admin/disaster-recovery/create-a-backup.md
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@ -130,14 +130,15 @@ recommended for that system.
### Back up DTR metadata
To create a DTR backup, load your UCP client bundle, and run the following
chained commands:
command.
#### Chained commands (Linux only)
{% raw %}
```none
DTR_VERSION=$(docker container inspect $(docker container ps -f name=dtr-registry -q) | \
grep -m1 -Po '(?<=DTR_VERSION=)\d.\d.\d'); \
REPLICA_ID=$(docker ps --filter name=dtr-rethinkdb --format "{{ .Names }}" | head -1 | \
sed 's|.*/||' | sed 's/dtr-rethinkdb-//'); \
REPLICA_ID=$(docker inspect -f '{{.Name}}' $(docker ps -q -f name=dtr-rethink) | cut -f 3 -d '-')); \
read -p 'ucp-url (The UCP URL including domain and port): ' UCP_URL; \
read -p 'ucp-username (The UCP administrator username): ' UCP_ADMIN; \
read -sp 'ucp password: ' UCP_PASSWORD; \
@ -168,7 +169,7 @@ flag with `--ucp-insecure-tls`. Docker does not recommend this flag for producti
5. Includes DTR version and timestamp to your `tar` backup file.
You can learn more about the supported flags in
the [reference documentation](/reference/dtr/2.6/cli/backup.md).
the [DTR backup reference documentation](/reference/dtr/2.6/cli/backup.md).
By default, the backup command does not pause the DTR replica being backed up to
prevent interruptions of user access to DTR. Since the replica

7
reference/dtr/2.6/cli/backup.md
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@ -26,12 +26,13 @@ docker run -i --rm --log-driver none docker/dtr:{{ page.dtr_version }} \
#### Advanced (with chained commands)
The following command has been tested on Linux:
{% raw %}
```none
DTR_VERSION=$(docker container inspect $(docker container ps -f \
name=dtr-registry -q) | grep -m1 -Po '(?<=DTR_VERSION=)\d.\d.\d'); \
REPLICA_ID=$(docker ps --filter name=dtr-rethinkdb \
--format "{{ .Names }}" | head -1 | sed 's|.*/||' | sed 's/dtr-rethinkdb-//'); \
REPLICA_ID=$(docker inspect -f '{{.Name}}' $(docker ps -q -f name=dtr-rethink) | cut -f 3 -d '-')); \
read -p 'ucp-url (The UCP URL including domain and port): ' UCP_URL; \
read -p 'ucp-username (The UCP administrator username): ' UCP_ADMIN; \
read -sp 'ucp password: ' UCP_PASSWORD; \
@ -47,7 +48,7 @@ docker run --log-driver none -i --rm \
{% endraw %}
For a detailed explanation on the advanced example, see
[Back up your DTR metadata](ee/dtr/admin/disaster-recovery/create-a-backup/#back-up-dtr-metadata).
[Back up your DTR metadata](/ee/dtr/admin/disaster-recovery/create-a-backup/#back-up-dtr-metadata).
To learn more about the `--log-driver` option for `docker run`, see [docker run reference](/engine/reference/run/#logging-drivers---log-driver).
## Description