Files
dokku-mysql/functions
Jose Diaz-Gonzalez 0b7be2d039 Fix expose tests
2016-08-28 22:15:07 -04:00

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#!/usr/bin/env bash
source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/config"
set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_AVAILABLE_PATH/config/functions"
if [[ -f "$PLUGIN_AVAILABLE_PATH/docker-options/functions" ]]; then
source "$PLUGIN_AVAILABLE_PATH/docker-options/functions"
fi
docker_ports_options() {
local PORTS=("$@")
for (( i=0; i < ${#PLUGIN_DATASTORE_PORTS[@]}; i++ )); do
echo -n "-p ${PORTS[i]}:${PLUGIN_DATASTORE_PORTS[i]} "
done
}
get_random_ports() {
local iterations="${1:-1}"
for (( i=0; i < iterations; i++ )); do
local port=$RANDOM
local quit=0
while [ "$quit" -ne 1 ]; do
netstat -an | grep $port > /dev/null
if [ $? -gt 0 ]; then
quit=1
else
port=$((port + 1))
fi
done
echo $port
done
}
get_container_ip() {
docker inspect --format '{{ .NetworkSettings.IPAddress }}' "$1"
}
get_service_name() {
local SERVICE="$1"
echo "dokku.${PLUGIN_COMMAND_PREFIX}.$SERVICE"
}
get_url_from_config() {
local EXISTING_CONFIG="$1"
local CONFIG_VAR="$2"
echo "$EXISTING_CONFIG" | grep "$CONFIG_VAR" | sed "s/$CONFIG_VAR:\s*//" | xargs
}
is_container_status() {
local CID="$1"
local TEMPLATE="{{.State.$2}}"
local CONTAINER_STATUS=$(docker inspect -f "$TEMPLATE" "$CID" || true)
if [[ "$CONTAINER_STATUS" == "true" ]]; then
return 0
else
return 1
fi
}
promote() {
local SERVICE="$1"
local APP="$2"
local PLUGIN_DEFAULT_CONFIG_VAR="${PLUGIN_DEFAULT_ALIAS}_URL"
local EXISTING_CONFIG=$(config_all "$APP")
update_plugin_scheme_for_app "$APP"
local SERVICE_URL=$(service_url "$SERVICE")
local CONFIG_VARS=($(echo "$EXISTING_CONFIG" | grep "$SERVICE_URL" | cut -d: -f1)) || true
local PREVIOUS_DEFAULT_URL=$(get_url_from_config "$EXISTING_CONFIG" "$PLUGIN_DEFAULT_CONFIG_VAR")
[[ -z ${CONFIG_VARS[*]} ]] && dokku_log_fail "Not linked to app $APP"
[[ ${CONFIG_VARS[*]} =~ $PLUGIN_DEFAULT_CONFIG_VAR ]] && dokku_log_fail "Service $1 already promoted as $PLUGIN_DEFAULT_CONFIG_VAR"
local NEW_CONFIG_VARS=""
if [[ -n $PREVIOUS_DEFAULT_URL ]]; then
local PREVIOUS_ALIAS=$(echo "$EXISTING_CONFIG" | grep "$PREVIOUS_DEFAULT_URL" | grep -v "$PLUGIN_DEFAULT_CONFIG_VAR") || true
if [[ -z $PREVIOUS_ALIAS ]]; then
local ALIAS=$(service_alternative_alias "$EXISTING_CONFIG")
NEW_CONFIG_VARS+="${ALIAS}_URL=$PREVIOUS_DEFAULT_URL "
fi
fi
local PROMOTE_URL=$(get_url_from_config "$EXISTING_CONFIG" "${CONFIG_VARS[0]}")
NEW_CONFIG_VARS+="$PLUGIN_DEFAULT_CONFIG_VAR=$PROMOTE_URL"
# shellcheck disable=SC2086
config_set "$APP" $NEW_CONFIG_VARS
}
remove_from_links_file() {
local SERVICE="$1"
local APP="$2"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local LINKS_FILE="$SERVICE_ROOT/LINKS"
mkdir -p "$SERVICE_ROOT" || dokku_log_fail "Unable to create service directory"
touch "$LINKS_FILE"
sed -i.bak "/^$APP\$/d" "$LINKS_FILE" && rm "$LINKS_FILE.bak"
sort "$LINKS_FILE" -u -o "$LINKS_FILE"
}
verify_service_name() {
local SERVICE="$1"
[[ ! -n "$SERVICE" ]] && dokku_log_fail "(verify_service_name) SERVICE must not be null"
[[ ! -d "$PLUGIN_DATA_ROOT/$SERVICE" ]] && dokku_log_fail "$PLUGIN_SERVICE service $SERVICE does not exist"
return 0
}
service_alias() {
local SERVICE="$1"
local SERVICE_NAME="$(get_service_name "$SERVICE")"
echo "$SERVICE_NAME" | tr ._ -
}
service_alternative_alias() {
local EXISTING_CONFIG="$1"
local COLORS=(AQUA BLACK BLUE FUCHSIA GRAY GREEN LIME MAROON NAVY OLIVE PURPLE RED SILVER TEAL WHITE YELLOW)
local ALIAS;
while [[ -z $ALIAS ]]; do
local IDX=$((RANDOM % ${#COLORS[*]}))
local COLOR=${COLORS[IDX]}
ALIAS="${PLUGIN_ALT_ALIAS}_${COLOR}"
local IN_USE=$(echo "$EXISTING_CONFIG" | grep "${ALIAS}_URL")
if [[ -n $IN_USE ]]; then
unset ALIAS
fi
done
echo "$ALIAS"
}
service_exposed_ports() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local PORT_FILE="$SERVICE_ROOT/PORT"
[[ ! -f $PORT_FILE ]] && echo '-' && return 0
local PORTS=($(cat "$PORT_FILE"))
for (( i=0; i < ${#PLUGIN_DATASTORE_PORTS[@]}; i++ )); do
echo -n "${PLUGIN_DATASTORE_PORTS[i]}->${PORTS[i]} "
done
}
service_info() {
local SERVICE="$1" INFO_FLAG="$2"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local SERVICE_URL=$(service_url "$SERVICE")
local PORT_FILE="$SERVICE_ROOT/PORT"
local flag key valid_flags
local flag_map=(
"--config-dir: ${SERVICE_ROOT}/config"
"--data-dir: ${SERVICE_ROOT}/data"
"--dsn: ${SERVICE_URL}"
"--exposed-ports: $(service_exposed_ports "$SERVICE")"
"--id: $(cat "$SERVICE_ROOT/ID")"
"--links: $(service_linked_apps "$SERVICE")"
"--status: $(service_status "$SERVICE")"
"--version: $(service_version "$SERVICE")"
)
if [[ -z "$INFO_FLAG" ]]; then
dokku_log_info2 "Container Information"
for flag in "${flag_map[@]}"; do
key="$(echo "${flag#--}" | cut -f1 -d' ' | tr - ' ')"
dokku_log_verbose "$(printf "%-20s %-25s" "${key^}" "${flag#*: }")"
done
else
local match=false
for flag in "${flag_map[@]}"; do
valid_flags="${valid_flags} $(echo "$flag" | cut -d':' -f1)"
if [[ "$flag" == "${INFO_FLAG}:"* ]]; then
echo "${flag#*: }" && match=true
fi
done
[[ "$match" == "true" ]] || dokku_log_fail "Invalid flag passed, valid flags:${valid_flags}"
fi
}
service_link() {
local APP="$2"
local SERVICE="$1"
update_plugin_scheme_for_app "$APP"
local SERVICE_URL=$(service_url "$SERVICE")
local SERVICE_NAME="$(get_service_name "$SERVICE")"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local EXISTING_CONFIG=$(config_all "$APP")
local LINK=$(echo "$EXISTING_CONFIG" | grep "$SERVICE_URL" | cut -d: -f1) || true
local DEFAULT_ALIAS=$(echo "$EXISTING_CONFIG" | grep "${PLUGIN_DEFAULT_ALIAS}_URL") || true
local SERVICE_ALIAS=$(service_alias "$SERVICE")
local LINKS_FILE="$SERVICE_ROOT/LINKS"
[[ -n $LINK ]] && dokku_log_fail "Already linked as $LINK"
mkdir -p "$SERVICE_ROOT" || dokku_log_fail "Unable to create service directory"
touch "$LINKS_FILE"
echo "$APP" >> "$LINKS_FILE"
sort "$LINKS_FILE" -u -o "$LINKS_FILE"
local ALIAS="$PLUGIN_DEFAULT_ALIAS"
if [[ -n $DEFAULT_ALIAS ]]; then
ALIAS=$(service_alternative_alias "$EXISTING_CONFIG")
fi
if declare -f -F add_passed_docker_option > /dev/null; then
# shellcheck disable=SC2034
local passed_phases=(build deploy run)
add_passed_docker_option passed_phases[@] "--link $SERVICE_NAME:$SERVICE_ALIAS"
else
dokku docker-options:add "$APP" build,deploy,run "--link $SERVICE_NAME:$SERVICE_ALIAS"
fi
config_set "$APP" "${ALIAS}_URL=$SERVICE_URL"
}
service_linked_apps() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local LINKS_FILE="$SERVICE_ROOT/LINKS"
[[ -z $(< "$LINKS_FILE") ]] && echo '-' && return 0
tr '\n' ' ' < "$LINKS_FILE"
}
service_list() {
local SERVICES=$(ls "$PLUGIN_DATA_ROOT" 2> /dev/null)
if [[ -z $SERVICES ]]; then
dokku_log_warn "There are no $PLUGIN_SERVICE services"
else
LIST="NAME,VERSION,STATUS,EXPOSED PORTS,LINKS\n"
for SERVICE in $SERVICES; do
LIST+="$SERVICE,$(service_version "$SERVICE"),$(service_status "$SERVICE"),$(service_exposed_ports "$SERVICE"),$(service_linked_apps "$SERVICE")\n"
done
printf "%b" "$LIST" | column -t -s,
fi
}
service_logs() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local ID=$(cat "$SERVICE_ROOT/ID")
if [[ $2 == "-t" ]]; then
DOKKU_LOGS_ARGS="--follow"
else
DOKKU_LOGS_ARGS="--tail 100"
fi
# shellcheck disable=SC2086
docker logs $DOKKU_LOGS_ARGS "$ID"
}
service_set_alias() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local ALIAS_FILE="$SERVICE_ROOT/ALIAS"
mkdir -p "$SERVICE_ROOT" || dokku_log_fail "Unable to create service directory"
touch "$ALIAS_FILE"
echo "$2" > "$ALIAS_FILE"
}
service_status() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local ID="$(cat "$SERVICE_ROOT/ID")"
is_container_status "$ID" "Dead" && echo "dead" && return 0
is_container_status "$ID" "OOMKilled" && echo "oomkilled" && return 0
is_container_status "$ID" "Paused" && echo "paused" && return 0
is_container_status "$ID" "Restarting" && echo "restarting" && return 0
is_container_status "$ID" "Running" && echo "running" && return 0
echo "stopped" && return 0
}
service_port_expose() {
service_start "$1" "true"
service_port_unpause "$1" "true" "${@:2}"
}
service_port_pause() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local EXPOSED_NAME="$(get_service_name "$SERVICE").ambassador"
local PORT_FILE="$SERVICE_ROOT/PORT"
local LOG_FAIL="$2"
if [[ "$LOG_FAIL" == "true" ]]; then
[[ ! -f "$PORT_FILE" ]] && dokku_log_fail "Service not exposed"
else
[[ ! -f "$PORT_FILE" ]] && return 0
fi
docker stop "$EXPOSED_NAME" > /dev/null
docker rm "$EXPOSED_NAME" > /dev/null
if [[ "$LOG_FAIL" == "true" ]]; then
dokku_log_info1 "Service $SERVICE unexposed"
fi
}
service_port_unexpose() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local PORT_FILE="$SERVICE_ROOT/PORT"
service_port_pause "$SERVICE" "true"
rm -rf "$PORT_FILE"
}
service_port_unpause() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local SERVICE_NAME="$(get_service_name "$SERVICE")"
local EXPOSED_NAME="${SERVICE_NAME}.ambassador"
local PORT_FILE="$SERVICE_ROOT/PORT"
local LOG_FAIL="$2"
# shellcheck disable=SC2068
local PORTS=(${@:3})
# shellcheck disable=SC2068
PORTS=(${PORTS[@]:-$(get_random_ports ${#PLUGIN_DATASTORE_PORTS[@]})})
local ID=$(cat "$SERVICE_ROOT/ID")
[[ "${#PORTS[@]}" != "${#PLUGIN_DATASTORE_PORTS[@]}" ]] && dokku_log_fail "${#PLUGIN_DATASTORE_PORTS[@]} ports to be exposed need to be provided in the following order: ${PLUGIN_DATASTORE_PORTS[*]}"
if [[ "$LOG_FAIL" == "true" ]]; then
[[ -f "$PORT_FILE" ]] && PORTS=($(cat "$PORT_FILE")) && dokku_log_fail "Service $SERVICE already exposed on port(s) ${PORTS[*]}"
else
[[ ! -f "$PORT_FILE" ]] && return 0
PORTS=($(cat "$PORT_FILE"))
fi
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=$PLUGIN_COMMAND_PREFIX" svendowideit/ambassador > /dev/null
if [[ "$LOG_FAIL" == "true" ]]; then
dokku_log_info1 "Service $SERVICE exposed on port(s) [container->host]: $(service_exposed_ports "$SERVICE")"
fi
}
service_stop() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE";
local SERVICE_NAME="$(get_service_name "$SERVICE")"
local ID=$(docker ps -f status=running | grep -e "$SERVICE_NAME$" | awk '{print $1}') || true
[[ -z $ID ]] && dokku_log_warn "Service is already stopped" && return 0
if [[ -n $ID ]]; then
dokku_log_info1_quiet "Stopping container"
docker stop "$SERVICE_NAME" > /dev/null
service_port_pause "$SERVICE"
dokku_log_info2 "Container stopped"
else
dokku_log_verbose_quiet "No container exists for $SERVICE"
fi
}
service_unlink() {
local APP="$2"
local SERVICE="$1"
update_plugin_scheme_for_app "$APP"
local SERVICE_URL=$(service_url "$SERVICE")
local SERVICE_NAME="$(get_service_name "$SERVICE")"
local EXISTING_CONFIG=$(config_all "$APP")
local SERVICE_ALIAS=$(service_alias "$SERVICE")
local LINK=($(echo "$EXISTING_CONFIG" | grep "$SERVICE_URL" | cut -d: -f1)) || true
[[ -z ${LINK[*]} ]] && dokku_log_fail "Not linked to app $APP"
remove_from_links_file "$SERVICE" "$APP"
if declare -f -F add_passed_docker_option > /dev/null; then
# shellcheck disable=SC2034
local passed_phases=(build deploy run)
remove_passed_docker_option passed_phases[@] "--link $SERVICE_NAME:$SERVICE_ALIAS"
else
dokku docker-options:remove "$APP" build,deploy,run "--link $SERVICE_NAME:$SERVICE_ALIAS"
fi
config_unset "$APP" "${LINK[*]}"
}
service_version() {
local SERVICE="$1"
local SERVICE_NAME="$(get_service_name "$SERVICE")"
docker inspect -f '{{.Config.Image}}' "$SERVICE_NAME"
}
# non-generic functions
service_create() {
local SERVICE="$1"
[[ -z "$SERVICE" ]] && dokku_log_fail "Please specify a name for the service"
[[ ! -d "$PLUGIN_DATA_ROOT/$SERVICE" ]] || dokku_log_fail "$PLUGIN_SERVICE service $SERVICE already exists"
SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"; LINKS_FILE="$SERVICE_ROOT/LINKS"
if ! docker images | grep -e "^$PLUGIN_IMAGE " | grep -q " $PLUGIN_IMAGE_VERSION " ; then
docker pull "$PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION" || dokku_log_fail "$PLUGIN_SERVICE image $PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION pull failed"
fi
mkdir -p "$SERVICE_ROOT" || dokku_log_fail "Unable to create service directory"
mkdir -p "$SERVICE_ROOT/data" || dokku_log_fail "Unable to create service data directory"
mkdir -p "$SERVICE_ROOT/config" || dokku_log_fail "Unable to create service config directory"
echo -e "[mysqld]\nperformance_schema = 0" > "$SERVICE_ROOT/config/disable_performance_schema.cnf"
rootpassword=$(openssl rand -hex 8)
password=$(openssl rand -hex 8)
echo "$rootpassword" > "$SERVICE_ROOT/ROOTPASSWORD"
echo "$password" > "$SERVICE_ROOT/PASSWORD"
chmod 640 "$SERVICE_ROOT/ROOTPASSWORD" "$SERVICE_ROOT/PASSWORD"
touch "$LINKS_FILE"
if [[ -n $MYSQL_CUSTOM_ENV ]]; then
echo "$MYSQL_CUSTOM_ENV" | tr ';' "\n" > "$SERVICE_ROOT/ENV"
else
echo "" > "$SERVICE_ROOT/ENV"
fi
service_create_container "$SERVICE"
}
service_create_container() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local SERVICE_NAME="$(get_service_name "$SERVICE")"
local ROOTPASSWORD="$(cat "$SERVICE_ROOT/ROOTPASSWORD")"
local PASSWORD="$(cat "$SERVICE_ROOT/PASSWORD")"
ID=$(docker run --name "$SERVICE_NAME" -v "$SERVICE_ROOT/data:/var/lib/mysql" -v "$SERVICE_ROOT/config:/etc/mysql/conf.d" -e "MYSQL_ROOT_PASSWORD=$ROOTPASSWORD" -e MYSQL_USER=mysql -e "MYSQL_PASSWORD=$PASSWORD" -e "MYSQL_DATABASE=$SERVICE" --env-file="$SERVICE_ROOT/ENV" -d --restart always --label dokku=service --label dokku.service=mysql "$PLUGIN_IMAGE:$PLUGIN_IMAGE_VERSION")
echo "$ID" > "$SERVICE_ROOT/ID"
dokku_log_verbose_quiet "Waiting for container to be ready"
docker run --rm --link "$SERVICE_NAME:$PLUGIN_COMMAND_PREFIX" dokkupaas/wait -p "$PLUGIN_DATASTORE_WAIT_PORT" > /dev/null
dokku_log_info2 "$PLUGIN_SERVICE container created: $SERVICE"
service_info "$SERVICE"
}
service_export() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local SERVICE_NAME="$(get_service_name "$SERVICE")"
local PASSWORD="$(cat "$SERVICE_ROOT/PASSWORD")"
[[ -n $SSH_TTY ]] && stty -opost
docker exec "$SERVICE_NAME" mysqldump --user=mysql --password="$PASSWORD" "$SERVICE"
status=$?
[[ -n $SSH_TTY ]] && stty opost
exit $status
}
service_import() {
local SERVICE="$1"
SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
SERVICE_NAME="$(get_service_name "$SERVICE")"
PASSWORD="$(cat "$SERVICE_ROOT/PASSWORD")"
if [[ -t 0 ]]; then
dokku_log_fail "No data provided on stdin."
fi
docker exec -i "$SERVICE_NAME" mysql --user=mysql --password="$PASSWORD" "$SERVICE"
}
service_start() {
local SERVICE="$1"
local QUIET="$2"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local SERVICE_NAME="$(get_service_name "$SERVICE")"
local ID=$(docker ps -f status=running | grep -e "$SERVICE_NAME$" | awk '{print $1}') || true
if [[ -n $ID ]]; then
[[ -z $QUIET ]] && dokku_log_warn "Service is already started"
return 0
fi
dokku_log_info1_quiet "Starting container"
local PREVIOUS_ID=$(docker ps -f status=exited | grep -e "$SERVICE_NAME$" | awk '{print $1}') || true
local IMAGE_EXISTS=$(docker images | grep -e "^$PLUGIN_IMAGE " | grep -q " $PLUGIN_IMAGE_VERSION " && true)
local ROOTPASSWORD="$(cat "$SERVICE_ROOT/ROOTPASSWORD")"
local PASSWORD="$(cat "$SERVICE_ROOT/PASSWORD")"
if [[ -n $PREVIOUS_ID ]]; then
docker start "$PREVIOUS_ID" > /dev/null
service_port_unpause "$SERVICE"
dokku_log_info2 "Container started"
elif $IMAGE_EXISTS && [[ -n "$ROOTPASSWORD" ]] && [[ -n "$PASSWORD" ]]; then
service_create_container "$SERVICE"
else
dokku_log_verbose_quiet "Neither container nor valid configuration exists for $SERVICE"
fi
}
service_url() {
local SERVICE="$1"
local SERVICE_ROOT="$PLUGIN_DATA_ROOT/$SERVICE"
local PASSWORD="$(cat "$SERVICE_ROOT/PASSWORD")"
local SERVICE_ALIAS="$(service_alias "$SERVICE")"
echo "$PLUGIN_SCHEME://mysql:$PASSWORD@$SERVICE_ALIAS:${PLUGIN_DATASTORE_PORTS[0]}/$SERVICE"
}
update_plugin_scheme_for_app() {
local APP="$1"
local MYSQL_DATABASE_SCHEME=$(config_get "$APP" MYSQL_DATABASE_SCHEME)
PLUGIN_SCHEME=${MYSQL_DATABASE_SCHEME:-$PLUGIN_SCHEME}
}