Release 1.9.0

This allows users to script against apps that are linked to a given service

.travis.yml

@@ -2,8 +2,8 @@ dist: trusty
 language: bash
 env:
   - DOKKU_VERSION=master
-  - DOKKU_VERSION=v0.14.0
-  - DOKKU_VERSION=v0.12.0
+  - DOKKU_VERSION=v0.17.0
 install: make setup
+before_script: sudo sysctl -w vm.max_map_count=262144
 script: make test
 after_failure: make report

README.md

@@ -1,6 +1,6 @@
 # dokku postgres [![Build Status](https://img.shields.io/travis/dokku/dokku-postgres.svg?branch=master "Build Status")](https://travis-ci.org/dokku/dokku-postgres) [![IRC Network](https://img.shields.io/badge/irc-freenode-blue.svg "IRC Freenode")](https://webchat.freenode.net/?channels=dokku)
 
-Official postgres plugin for dokku. Currently defaults to installing [postgres 11.2](https://hub.docker.com/_/postgres/).
+Official postgres plugin for dokku. Currently defaults to installing [postgres 11.4](https://hub.docker.com/_/postgres/).
 
 ## requirements
 
@@ -60,7 +60,7 @@ dokku postgres:create lolipop
 # it *must* be compatible with the
 # official postgres image
 export POSTGRES_IMAGE="postgres"
-export POSTGRES_IMAGE_VERSION="11.2"
+export POSTGRES_IMAGE_VERSION="11.4"
 dokku postgres:create lolipop
 
 # you can also specify custom environment

common-functions

@@ -217,7 +217,7 @@ service_backup() {
   fi
 
   # shellcheck disable=SC2086
-  docker run --rm $BACKUP_PARAMETERS dokku/s3backup:0.9.4
+  docker run --rm $BACKUP_PARAMETERS dokku/s3backup:0.10.0
 }
 
 service_backup_auth() {
@@ -468,7 +468,7 @@ service_link() {
 }
 
 service_linked_apps() {
-  declare desc="Lists all applications linked to a service"
+  declare desc="Lists all apps linked to a service for info output"
   declare SERVICE="$1"
   local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
   local LINKS_FILE="$SERVICE_ROOT/LINKS"
@@ -479,6 +479,18 @@ service_linked_apps() {
   tr '\n' ' ' <"$LINKS_FILE"
 }
 
+service_links() {
+  declare desc="Lists all apps linked to a service"
+  declare SERVICE="$1"
+  local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
+  local LINKS_FILE="$SERVICE_ROOT/LINKS"
+
+  touch "$LINKS_FILE"
+  [[ -z $(<"$LINKS_FILE") ]] && return 0
+
+  cat "$LINKS_FILE"
+}
+
 service_list() {
   declare desc="Lists all services and their status"
   local SERVICES=$(ls "$PLUGIN_DATA_ROOT" 2>/dev/null)
@@ -586,6 +598,26 @@ service_parse_args() {
   shift "$((OPTIND - 1))" # remove options from positional parameters
 }
 
+service_password() {
+  declare desc="Fetch the password for a service"
+  declare SERVICE="$1"
+  local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
+  local PASSWORD_FILE="$SERVICE_ROOT/PASSWORD"
+  if [[ -f "$PASSWORD_FILE" ]]; then
+    cat "$PASSWORD_FILE"
+  fi
+}
+
+service_root_password() {
+  declare desc="Fetch the root password for a service"
+  declare SERVICE="$1"
+  local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
+  local PASSWORD_FILE="$SERVICE_ROOT/ROOTPASSWORD"
+  if [[ -f "$PASSWORD_FILE" ]]; then
+    cat "$PASSWORD_FILE"
+  fi
+}
+
 service_port_expose() {
   declare desc="Wrapper for exposing service ports"
   declare SERVICE="$1"
@@ -657,7 +689,7 @@ service_port_unpause() {
   echo "${PORTS[@]}" >"$PORT_FILE"
 
   # shellcheck disable=SC2046
-  docker run -d --link "$SERVICE_NAME:$PLUGIN_COMMAND_PREFIX" --name "$EXPOSED_NAME" $(docker_ports_options "${PORTS[@]}") --restart always --label dokku=ambassador --label "dokku.ambassador=$PLUGIN_COMMAND_PREFIX" dokku/ambassador:0.2.0 >/dev/null
+  docker run -d --link "$SERVICE_NAME:$PLUGIN_COMMAND_PREFIX" --name "$EXPOSED_NAME" $(docker_ports_options "${PORTS[@]}") --restart always --label dokku=ambassador --label "dokku.ambassador=$PLUGIN_COMMAND_PREFIX" dokku/ambassador:0.3.0 >/dev/null
   if [[ "$LOG_FAIL" == "true" ]]; then
     dokku_log_info1 "Service $SERVICE exposed on port(s) [container->host]: $(service_exposed_ports "$SERVICE")"
   fi

config

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 export POSTGRES_IMAGE=${POSTGRES_IMAGE:="postgres"}
-export POSTGRES_IMAGE_VERSION=${POSTGRES_IMAGE_VERSION:="11.2"}
+export POSTGRES_IMAGE_VERSION=${POSTGRES_IMAGE_VERSION:="11.4"}
 export POSTGRES_ROOT=${POSTGRES_ROOT:="$DOKKU_LIB_ROOT/services/postgres"}
 export POSTGRES_HOST_ROOT=${POSTGRES_HOST_ROOT:=$POSTGRES_ROOT}
 

functions

@@ -68,7 +68,7 @@ service_create_container() {
   local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
   local SERVICE_HOST_ROOT="$PLUGIN_DATA_HOST_ROOT/$SERVICE"
   local SERVICE_NAME="$(get_service_name "$SERVICE")"
-  local PASSWORD="$(cat "$SERVICE_ROOT/PASSWORD")"
+  local PASSWORD="$(service_password "$SERVICE")"
   local DATABASE_NAME="$(get_database_name "$SERVICE")"
   local PREVIOUS_ID
 
@@ -76,7 +76,7 @@ service_create_container() {
   echo "$ID" >"$SERVICE_ROOT/ID"
 
   dokku_log_verbose_quiet "Waiting for container to be ready"
-  docker run --rm --link "$SERVICE_NAME:$PLUGIN_COMMAND_PREFIX" dokku/wait:0.3.0 -p "$PLUGIN_DATASTORE_WAIT_PORT" >/dev/null
+  docker run --rm --link "$SERVICE_NAME:$PLUGIN_COMMAND_PREFIX" dokku/wait:0.4.0 -p "$PLUGIN_DATASTORE_WAIT_PORT" >/dev/null
 
   dokku_log_verbose_quiet "Creating container database"
   docker exec "$SERVICE_NAME" su - postgres -c "createdb -E utf8 $DATABASE_NAME" 2>/dev/null || dokku_log_verbose_quiet 'Already exists'
@@ -98,7 +98,7 @@ service_export() {
   local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
   local SERVICE_NAME="$(get_service_name "$SERVICE")"
   local DATABASE_NAME="$(get_database_name "$SERVICE")"
-  local PASSWORD="$(cat "$SERVICE_ROOT/PASSWORD")"
+  local PASSWORD="$(service_password "$SERVICE")"
 
   [[ -n $SSH_TTY ]] && stty -opost
   docker exec "$SERVICE_NAME" env PGPASSWORD="$PASSWORD" pg_dump -Fc --no-acl --no-owner -h localhost -U postgres -w "$DATABASE_NAME"
@@ -113,7 +113,7 @@ service_import() {
   local SERVICE_HOST_ROOT="$PLUGIN_DATA_HOST_ROOT/$SERVICE"
   local SERVICE_NAME="$(get_service_name "$SERVICE")"
   local DATABASE_NAME="$(get_database_name "$SERVICE")"
-  local PASSWORD="$(cat "$SERVICE_ROOT/PASSWORD")"
+  local PASSWORD="$(service_password "$SERVICE")"
 
   if [[ -t 0 ]]; then
     dokku_log_fail "No data provided on stdin."
@@ -138,7 +138,7 @@ service_start() {
 
   dokku_log_info2_quiet "Starting container"
   local PREVIOUS_ID=$(docker ps -aq --no-trunc --filter "status=exited" --filter "name=^/$SERVICE_NAME$" --format '{{ .ID }}') || true
-  local PASSWORD="$(cat "$SERVICE_ROOT/PASSWORD")"
+  local PASSWORD="$(service_password "$SERVICE")"
 
   if [[ -n $PREVIOUS_ID ]]; then
     docker start "$PREVIOUS_ID" >/dev/null
@@ -153,9 +153,8 @@ service_start() {
 
 service_url() {
   local SERVICE="$1"
-  local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
   local SERVICE_DNS_HOSTNAME="$(service_dns_hostname "$SERVICE")"
   local DATABASE_NAME="$(get_database_name "$SERVICE")"
-  local PASSWORD="$(cat "$SERVICE_ROOT/PASSWORD")"
+  local PASSWORD="$(service_password "$SERVICE")"
   echo "$PLUGIN_SCHEME://postgres:$PASSWORD@$SERVICE_DNS_HOSTNAME:${PLUGIN_DATASTORE_PORTS[0]}/$DATABASE_NAME"
 }

install

@@ -17,10 +17,10 @@ plugin-install() {
   }
 
   pull-docker-image "${PLUGIN_IMAGE}:${PLUGIN_IMAGE_VERSION}"
-  pull-docker-image "dokku/ambassador:0.2.0"
-  pull-docker-image "dokku/wait:0.3.0"
-  pull-docker-image "dokku/s3backup:0.9.4"
-  pull-docker-image "busybox:1.30.1-uclibc"
+  pull-docker-image "busybox:1.31.0-uclibc"
+  pull-docker-image "dokku/ambassador:0.3.0"
+  pull-docker-image "dokku/s3backup:0.10.0"
+  pull-docker-image "dokku/wait:0.4.0"
 
   mkdir -p "$PLUGIN_DATA_ROOT" || echo "Failed to create $PLUGIN_SERVICE data directory"
   chown dokku:dokku "$PLUGIN_DATA_ROOT"

plugin.toml

@@ -1,4 +1,4 @@
 [plugin]
 description = "dokku postgres service plugin"
-version = "1.8.1"
+version = "1.9.0"
 [plugin.config]

subcommands/destroy

@@ -45,7 +45,7 @@ service-destroy-cmd() {
   service_container_rm "$SERVICE"
 
   dokku_log_verbose_quiet "Removing data"
-  docker run --rm -v "$SERVICE_HOST_ROOT/data:/data" -v "$SERVICE_HOST_ROOT/config:/config" busybox:1.30.1-uclibc chmod 777 -R /config /data
+  docker run --rm -v "$SERVICE_HOST_ROOT/data:/data" -v "$SERVICE_HOST_ROOT/config:/config" busybox:1.31.0-uclibc chmod 777 -R /config /data
   rm -rf "$SERVICE_ROOT"
 
   dokku_log_info2 "$PLUGIN_SERVICE container deleted: $SERVICE"

subcommands/links

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+source "$(dirname "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)")/config"
+set -eo pipefail
+[[ $DOKKU_TRACE ]] && set -x
+source "$PLUGIN_BASE_PATH/common/functions"
+source "$(dirname "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)")/functions"
+
+service-links-cmd() {
+  #E list all apps linked to the 'lolipop' $PLUGIN_COMMAND_PREFIX service.
+  #E dokku $PLUGIN_COMMAND_PREFIX:links lolipop
+  #A service, service to run command against
+  declare desc="list all apps linked to the $PLUGIN_SERVICE service"
+  local cmd="$PLUGIN_COMMAND_PREFIX:links" argv=("$@")
+  [[ ${argv[0]} == "$cmd" ]] && shift 1
+  declare SERVICE="$1"
+  local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
+  local LINKS_FILE="$SERVICE_ROOT/LINKS"
+
+  [[ -z "$SERVICE" ]] && dokku_log_fail "Please specify a valid name for the service"
+  verify_service_name "$SERVICE"
+  service_links "$SERVICE"
+}
+
+service-links-cmd "$@"

tests/service_list.bats

@@ -11,20 +11,20 @@ teardown() {
 
 @test "($PLUGIN_COMMAND_PREFIX:list) with no exposed ports, no linked apps" {
   run dokku "$PLUGIN_COMMAND_PREFIX:list"
-  assert_contains "${lines[*]}" "l     postgres:11.2  running  -              -"
+  assert_contains "${lines[*]}" "l     postgres:11.4  running  -              -"
 }
 
 @test "($PLUGIN_COMMAND_PREFIX:list) with exposed ports" {
   dokku "$PLUGIN_COMMAND_PREFIX:expose" l 4242
   run dokku "$PLUGIN_COMMAND_PREFIX:list"
-  assert_contains "${lines[*]}" "l     postgres:11.2  running  5432->4242     -"
+  assert_contains "${lines[*]}" "l     postgres:11.4  running  5432->4242     -"
 }
 
 @test "($PLUGIN_COMMAND_PREFIX:list) with linked app" {
   dokku apps:create my_app
   dokku "$PLUGIN_COMMAND_PREFIX:link" l my_app
   run dokku "$PLUGIN_COMMAND_PREFIX:list"
-  assert_contains "${lines[*]}" "l     postgres:11.2  running  -              my_app"
+  assert_contains "${lines[*]}" "l     postgres:11.4  running  -              my_app"
   dokku --force apps:destroy my_app
 }