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Add support for custom environment variables when starting a service container

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This commit is contained in:
Jose Diaz-Gonzalez
2015-11-05 01:23:17 -05:00
parent 4aeb0f1e8c
commit e3b0228881
2 changed files with 14 additions and 2 deletions
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9
README.md
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@@ -24,7 +24,7 @@ dokku plugin:install https://github.com/dokku/dokku-redis.git redis
```
redis:clone <name> <new-name> Create container <new-name> then copy data from <name> into <new-name>
redis:connect <name> Connect via redis-cli to a redis service
redis:create <name> Create a redis service
redis:create <name> Create a redis service with environment variables
redis:destroy <name> Delete the service and stop its container if there are no links left
redis:export <name> > <file> Export a dump of the redis service database
redis:expose <name> [port] Expose a redis service on custom port if provided (random port otherwise)
@@ -53,6 +53,13 @@ dokku redis:create lolipop
# official redis image
export REDIS_IMAGE="redis"
export REDIS_IMAGE_VERSION="2.8.21"
# you can also specify custom environment
# variables to start the redis service
# in semi-colon separated forma
export REDIS_CUSTOM_ENV="USER=alpha;HOST=beta"
# create a redis service
dokku redis:create lolipop
# get connection information as follows

7
commands
View File

@@ -31,8 +31,13 @@ case "$1" in
touch "$LINKS_FILE"
dokku_log_info1 "Starting container"
if [[ -n $REDIS_CUSTOM_ENV ]]; then
echo "$REDIS_CUSTOM_ENV" | tr ';' "\n" > "$SERVICE_ROOT/ENV"
else
echo "" > "$SERVICE_ROOT/ENV"
fi
SERVICE_NAME=$(get_service_name "$SERVICE")
ID=$(docker run --name "$SERVICE_NAME" -v "$SERVICE_ROOT/data:/data" -v "$SERVICE_ROOT/config:/usr/local/etc/redis" -d --restart always --label dokku=service --label dokku.service=redis "$PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION")
ID=$(docker run --name "$SERVICE_NAME" -v "$SERVICE_ROOT/data:/data" -v "$SERVICE_ROOT/config:/usr/local/etc/redis" --env-file="$SERVICE_ROOT/ENV" -d --restart always --label dokku=service --label dokku.service=redis "$PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION")
echo "$ID" > "$SERVICE_ROOT/ID"
dokku_log_verbose_quiet "Waiting for container to be ready"