Initial working docker-templater+caddy version
This commit is contained in:
parent
ed71970153
commit
3544247fc0
5 changed files with 55 additions and 29 deletions
|
@ -6,11 +6,11 @@ services:
|
|||
command: ["./hostman.sh", "&", "wait", "$!" ]
|
||||
volumes:
|
||||
- /var/run/docker.sock:/tmp/docker.sock:ro
|
||||
- /etc/hosts:/config/hosts:rw
|
||||
- ./script/hostman.sh:/hostman.sh:ro
|
||||
- ./script/docker-templater.sh:/docker-templater.sh:ro
|
||||
- ./templates:/templates
|
||||
- ./config:/config
|
||||
- ./templates:/templates:ro
|
||||
- ./config:/config:rw
|
||||
- /etc/hosts:/config/hosts:rw
|
||||
networks:
|
||||
- proxy
|
||||
proxy:
|
||||
|
@ -19,8 +19,8 @@ services:
|
|||
- "80:80"
|
||||
- "443:443"
|
||||
volumes:
|
||||
- /var/run/docker.sock:/tmp/docker.sock:ro
|
||||
- ./config/Caddyfile:/etc/caddy/Caddyfile
|
||||
- ./config/Caddyfile:/etc/caddy/Caddyfile:ro
|
||||
- ./caddy_data:/data/caddy
|
||||
networks:
|
||||
- proxy
|
||||
|
||||
|
|
|
@ -6,7 +6,9 @@ DOCKER_DATA=$2;
|
|||
|
||||
NETWORK_NAME="${NETWORK_NAME:-proxy}"
|
||||
|
||||
# "NetworkSettings"
|
||||
get_date() {
|
||||
printf '%s' "$(date +'%Y.%m.%d_%H:%M:%S')"
|
||||
}
|
||||
|
||||
# Import Template
|
||||
# Required Variables:
|
||||
|
@ -19,17 +21,18 @@ NETWORK_NAME="${NETWORK_NAME:-proxy}"
|
|||
# Optional Functions:
|
||||
# - label_hook :: modify/override label query results
|
||||
# - template_hook :: hook to verify/modify template rsults (0 => OK; 1 => SKIP)
|
||||
# - finally_hook :: gets executed after (and also only if) the final result has been written to disk
|
||||
|
||||
if [ -f "${TEMPLATE_SRC}" ]
|
||||
then
|
||||
source "${TEMPLATE_SRC}"
|
||||
if [ -z "${TEMPLATE}" ]
|
||||
then
|
||||
echo "[ERR]: Template \"${TEMPLATE_SRC}\" does define a template string."
|
||||
printf '%s | [ERR]: Template "%s" does define a template string.\n' "$(get_date)" "${TEMPLATE_SRC}"
|
||||
exit 1
|
||||
fi
|
||||
else
|
||||
echo "[ERR]: No such File \"${TEMPLATE_SRC}\".";
|
||||
printf '%s | [ERR]: No such File "%s".\n' "$(get_date)" "${TEMPLATE_SRC}";
|
||||
exit 1
|
||||
fi
|
||||
|
||||
|
@ -48,6 +51,14 @@ else
|
|||
RUN_TEMPLATE_HOOK=false
|
||||
fi
|
||||
|
||||
if type finally_hook 2>/dev/null | grep -q "finally_hook is a function"
|
||||
then
|
||||
RUN_FINALLY_HOOK=true
|
||||
else
|
||||
RUN_FINALLY_HOOK=false
|
||||
fi
|
||||
|
||||
|
||||
if [ -z "${SEPARATOR+.}" ]
|
||||
then
|
||||
SEPARATOR='\n'
|
||||
|
@ -104,15 +115,19 @@ do
|
|||
done
|
||||
done
|
||||
|
||||
RESULT="$(printf "%b" "${WRAP_START}" "${RESULT}" "${WRAP_END}")"
|
||||
RESULT="$(printf "%s" "${WRAP_START}" "${RESULT}" "${WRAP_END}")"
|
||||
|
||||
if [ -z "${OUT}" ]
|
||||
then
|
||||
printf "%b" "${RESULT}";
|
||||
else
|
||||
if [ "$(cat "${OUT}")" != "${RESULT}" ]
|
||||
if [ "$(cat "${OUT}")" != "$(printf '%b'"${RESULT}")" ]
|
||||
then
|
||||
printf "%s | Template Task: '%s' has been written to: '%s'\n" "$(date --iso-8601)" "${TEMPLATE_SRC}" "${OUT}"
|
||||
printf "%s | Template Task: '%s' has been written to: '%s'\n" "$(get_date)" "${TEMPLATE_SRC}" "${OUT}"
|
||||
printf "%b" "${RESULT}" > "${OUT}";
|
||||
if ${RUN_FINALLY_HOOK}
|
||||
then
|
||||
finally_hook
|
||||
fi
|
||||
fi
|
||||
fi
|
||||
|
|
|
@ -6,22 +6,31 @@ NETWORK_NAME="${NETWORK_NAME:-proxy}"
|
|||
TEMPLATER_PATH="${TEMPLATER_PATH:-/docker-templater.sh}"
|
||||
TEMPLATE_FOLDER_PATH="${TEMPLATE_FOLDER_PATH:-/templates}"
|
||||
|
||||
get_date() {
|
||||
printf '%s' "$(date +'%Y.%m.%d_%H:%M:%S')"
|
||||
}
|
||||
|
||||
query_docker () {
|
||||
curl --unix-socket $DOCKER_SOCK_PATH --silent -g http://v1.41/$1$2
|
||||
}
|
||||
|
||||
update_templates() {
|
||||
CONTAINER_LIST=$(query_docker "containers/json" "?filters={%22network%22:[%22${NETWORK_NAME}%22],%22status%22:[%22running%22]}")
|
||||
if [ "${CONTAINER_LIST}" != "${OLD_CONTAINER_LIST}" ]
|
||||
LABELS_NEW="$(echo "${CONTAINER_LIST}" | jq '.[].Labels | @base64' | sort)"
|
||||
if [ "${LABELS_NEW}" != "${LABELS_OLD}" ]
|
||||
then
|
||||
if [ -n "${LABELS_OLD}" ]
|
||||
then
|
||||
printf '%s | Container label list change detected.\n' "$(get_date)"
|
||||
fi
|
||||
LABELS_OLD="${LABELS_NEW}"
|
||||
for template in "${TEMPLATE_FOLDER_PATH}"/*
|
||||
do
|
||||
if ! "${TEMPLATER_PATH}" "${template}" "${CONTAINER_LIST}"
|
||||
then
|
||||
echo "Error Processing Template: ${template}"
|
||||
printf '%s | Error Processing Template: %s\n' "$(get_date)" "${template}"
|
||||
fi
|
||||
done
|
||||
OLD_CONTAINER_LIST="${CONTAINER_LIST}"
|
||||
fi
|
||||
}
|
||||
|
||||
|
@ -31,11 +40,14 @@ update_templates
|
|||
# cannot filter because reailine no longer recognized lines otherwise (check how IFS changes)
|
||||
query_docker "events" | while true
|
||||
do
|
||||
printf '%s | Listening for docker events\n' "$(get_date)"
|
||||
read -r;
|
||||
# wait for related events to finish
|
||||
printf '%s | Waiting for event messages to settle.\n' "$(get_date)"
|
||||
while [ $? -eq 0 ]
|
||||
do
|
||||
read -t 8 -r
|
||||
done
|
||||
printf '%s | Checking for changes in container label list.\n' "$(get_date)"
|
||||
update_templates
|
||||
done
|
||||
|
|
|
@ -4,9 +4,9 @@ DOCKER_SOCK_PATH="${DOCKER_SOCK_PATH:-/tmp/docker.sock}"
|
|||
DOCKER_CADDY_NAME="${DOCKER_CADDY_NAME:-proxy}"
|
||||
DOCKER_CADDY_PORT="${DOCKER_CADDY_PORT:-2020}"
|
||||
|
||||
WRAP_START='{\n admin :2020\n}\n'
|
||||
WRAP_START='{\n\tadmin :2020\n}\n'
|
||||
WRAP_END='\n'
|
||||
TEMPLATE='${LOCAL_WEB_HOST} {\n reverse_proxy ${LOCAL_IP}:$LOCAL_WEB_PORT\n}'
|
||||
TEMPLATE='${LOCAL_WEB_HOST} {\n\treverse_proxy ${LOCAL_IP}:$LOCAL_WEB_PORT\n}'
|
||||
SEPARATOR='\n'
|
||||
OUT='/config/Caddyfile'
|
||||
|
||||
|
@ -15,19 +15,18 @@ label_hook() {
|
|||
}
|
||||
|
||||
template_hook() {
|
||||
printf "%s" "${PARTIAL_RESULT}"
|
||||
if grep '^[^ ]\+ {\\n reverse_proxy \(?::\|[.0-9a-e]\)\+\:[0-9]\+\\n}$' <<< "${PARTIAL_RESULT}"
|
||||
if grep -q '^[^ ]\+ {\\n\\treverse_proxy \(?::\|[.0-9a-e]\)\+\:[0-9]\+\\n}$' <<< "${PARTIAL_RESULT}"
|
||||
then
|
||||
return 0;
|
||||
fi
|
||||
return 1;
|
||||
}
|
||||
|
||||
# finally_hook() {
|
||||
# if curl --silent -g "${DOCKER_CADDY_NAME}:${DOCKER_CADDY_PORT}/load"
|
||||
# then
|
||||
# printf "Updated Caddy Config"
|
||||
# else
|
||||
# printf "Failed to update Caddy Config"
|
||||
# fi
|
||||
# }
|
||||
finally_hook() {
|
||||
if curl --silent "${DOCKER_CADDY_NAME}:${DOCKER_CADDY_PORT}/load" -H "Content-Type: text/caddyfile" --data-binary "@${OUT}"
|
||||
then
|
||||
printf '%s | Updated Caddy Config\n' "$(get_date)"
|
||||
else
|
||||
printf '%s | Failed to update Caddy Config\n' "$(get_date)"
|
||||
fi
|
||||
}
|
||||
|
|
|
@ -4,16 +4,16 @@ set -e
|
|||
WRAP_START='[\n'
|
||||
if ${EXCLUDE_USERPASS}
|
||||
then
|
||||
TEMPLATE=' { type: "${LOCAL_DB_TYPE}", host: "${LOCAL_DB_HOST}", port: "${LOCAL_DB_PORT}" }'
|
||||
TEMPLATE=' { "type": "${LOCAL_DB_TYPE}", "host": "${LOCAL_DB_HOST}", "port": "${LOCAL_DB_PORT}" }'
|
||||
else
|
||||
TEMPLATE=' { type: "${LOCAL_DB_TYPE}", user: "${LOCAL_DB_USER}", password: "${LOCAL_DB_PASSWORD}", host: "${LOCAL_DB_HOST}", port: "${LOCAL_DB_PORT}" }'
|
||||
TEMPLATE=' { "type": "${LOCAL_DB_TYPE}", "user": "${LOCAL_DB_USER}", "password": "${LOCAL_DB_PASSWORD}", "host": "${LOCAL_DB_HOST}", "port": "${LOCAL_DB_PORT}" }'
|
||||
fi
|
||||
SEPARATOR=',\n'
|
||||
WRAP_END='\n]'
|
||||
OUT="/config/sqlproxy.json"
|
||||
|
||||
template_hook() {
|
||||
if grep -q 'type: "(?mysql|psql)".*host: ".+", port: "\d+"'
|
||||
if grep -q '"type": "(?mysql|psql)".*"host": ".+", port: "\d+"' <<< "${PARTIAL_RESULT}"
|
||||
then
|
||||
return 0
|
||||
fi
|
||||
|
|
Loading…
Reference in a new issue