woj-server/docker-entrypoint.sh

146 lines
4.2 KiB
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Executable File

#!/bin/bash
set -eo pipefail
COLOR_RED="\e[0;31m"
COLOR_GREEN="\e[0;32m"
COLOR_YELLOW="\e[0;33m"
COLOR_NONE="\e[0m"
function log_info() { echo -e "${COLOR_GREEN}$*${COLOR_NONE}" 1>&2; }
function log_warn() { echo -e "${COLOR_YELLOW}$*${COLOR_NONE}" 1>&2; }
function log_error() { echo -e "${COLOR_RED}$*${COLOR_NONE}" 1>&2; }
function check_env() {
# $1 -> var name
# $2 -> default value
# $3 -> quota or not
val=$(eval "echo -n \${$1}")
if test -z "$val"; then
log_warn "Environment variable $1 is not set, using default value \"$2\""
export "$1"="$2"
else
log_info "Using $1=$val"
fi
if "$3"; then
val=$(eval "echo -n \${$1}")
# shellcheck disable=SC2140
export "$1"="'$val'"
fi
# echo -n ">>>>> "
# eval "echo -n \${$1}"
# echo " <<<<<"
}
function extract_web_server() {
check_env "WEB_SERVER_ADDRESS" "0.0.0.0" true
check_env "WEB_SERVER_PORT" 8000 false
check_env "WEB_SERVER_PUBLIC_BASE" "http://127.0.0.1:8000" true
check_env "WEB_SERVER_TRUSTED_PLATFORM" "" true
check_env "WEB_SERVER_JWT_SIGNING_KEY" "$(head -n 10 /dev/urandom | md5sum | cut -c 1-32)" true
check_env "WEB_SERVER_JWT_EXPIRE_HOUR" 12 false
check_env "WEB_SERVER_OAUTH_DOMAIN" "" true
check_env "WEB_SERVER_OAUTH_CLIENT_ID" "" true
check_env "WEB_SERVER_OAUTH_CLIENT_SECRET" "" true
}
function extract_redis() {
check_env "REDIS_DB" 0 false
check_env "REDIS_QUEUE_DB" 1 false
check_env "REDIS_ADDRESS" "redis" true
check_env "REDIS_PORT" 6379 false
check_env "REDIS_PASSWORD" "" true
}
function extract_database() {
check_env "DATABASE_HOST" "postgres" true
check_env "DATABASE_PORT" 5432 false
check_env "DATABASE_USER" "dev" true
check_env "DATABASE_PASSWORD" "password" true
check_env "DATABASE_NAME" "dev" true
check_env "DATABASE_PREFIX" "oj_" true
check_env "DATABASE_MAX_OPEN_CONNS" 100 false
check_env "DATABASE_MAX_IDLE_CONNS" 60 false
check_env "DATABASE_CONN_MAX_LIFETIME" 60 false
check_env "DATABASE_TIMEZONE" "Asia/Shanghai" true
}
function extract_storage() {
check_env "STORAGE_ENDPOINT" "minio:9000" true
check_env "STORAGE_USE_SSL" "false" false
check_env "STORAGE_ACCESS_KEY" "access_key" true
check_env "STORAGE_SECRET_KEY" "secret_key" true
check_env "STORAGE_BUCKET" "woj" true
}
function extract_runner() {
check_env "RUNNER_ADDRESS" "/run/containerd/containerd.sock" true
}
function extract_metrics() {
check_env "METRICS_NAMESPACE" "woj" true
check_env "METRICS_SUBSYSTEM" "server" true
}
function extract_misc() {
check_env "DEVELOPMENT" false false
}
function generate_config() {
if [ -f '/app/config.yaml' ]; then
log_info "config.yaml already exists, skip"
return
fi
# extract env vars
extract_web_server
extract_redis
extract_database
extract_storage
extract_runner
extract_metrics
extract_misc
# dump script
rm -f /tmp/tmp.yaml
(
echo "cat <<EOF >/app/config.yaml"
cat /app/config.docker.yaml
echo "EOF"
) >/tmp/tmp.yaml
# dump env vars
log_info "creating config.yaml"
. /tmp/tmp.yaml || (log_error "failed to create config.yaml" && exit 1)
# cleanup
rm -f /tmp/tmp.yaml
}
startup_containerd() {
# taken from https://github.com/moby/moby/blob/ee6cbc540e9c62feb143c2a8d3f0c86d2a468767/hack/dind#L59-L69
# cgroup v2: enable nesting
if [ -f /sys/fs/cgroup/cgroup.controllers ]; then
# move the processes from the root group to the /init group,
# otherwise writing subtree_control fails with EBUSY.
# An error during moving non-existent process (i.e., "cat") is ignored.
mkdir -p /sys/fs/cgroup/init
xargs -rn1 < /sys/fs/cgroup/cgroup.procs > /sys/fs/cgroup/init/cgroup.procs || :
# enable controllers
sed -e 's/ / +/g' -e 's/^/+/' < /sys/fs/cgroup/cgroup.controllers \
> /sys/fs/cgroup/cgroup.subtree_control
fi
nohup containerd > /tmp/containerd.log 2>&1 &
sleep 5 # wait for containerd
log_info 'containerd started'
}
if [ -n "$START_CONTAINERD" ]; then
startup_containerd
fi
generate_config
log_info "starting woj"
exec /app/woj "$@"