Loki | Alpine-Loki (#11048)

* Add loki (ct)

* add alpine variant in pr

* Add info note about Promtail installation to loki.json

Added an informational note to loki.json indicating that Promtail can be optionally installed during setup to collect and ship logs to Loki.

* add header

* refactor local_ip

* fix json

* Update alpine-loki-install.sh

* refactor

* refactor

* fix

---------

Co-authored-by: push-app-to-main[bot] <203845782+push-app-to-main[bot]@users.noreply.github.com>
Co-authored-by: CanbiZ (MickLesk) <47820557+MickLesk@users.noreply.github.com>
Co-authored-by: Tobias <96661824+CrazyWolf13@users.noreply.github.com>
This commit is contained in:
push-app-to-main[bot]
2026-01-22 11:56:59 +01:00
committed by GitHub
parent e69cb6f20c
commit efe17a5e63
7 changed files with 406 additions and 0 deletions

71
ct/alpine-loki.sh Normal file
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#!/usr/bin/env bash
source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/build.func)
# Copyright (c) 2021-2025 community-scripts ORG
# Author: hoholms
# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
# Source: https://github.com/grafana/loki
APP="Alpine-Loki"
var_tags="${var_tags:-alpine;monitoring}"
var_cpu="${var_cpu:-1}"
var_ram="${var_ram:-256}"
var_disk="${var_disk:-1}"
var_os="${var_os:-alpine}"
var_version="${var_version:-3.23}"
var_unprivileged="${var_unprivileged:-1}"
header_info "$APP"
variables
color
catch_errors
function update_script() {
if ! apk -e info newt >/dev/null 2>&1; then
apk add -q newt
fi
LXCIP=$(ip a s dev eth0 | awk '/inet / {print $2}' | cut -d/ -f1)
while true; do
CHOICE=$(
whiptail --backtitle "Proxmox VE Helper Scripts" --title "SUPPORT" --menu "Select option" 11 58 3 \
"1" "Check for Loki Updates" \
"2" "Allow 0.0.0.0 for listening" \
"3" "Allow only ${LXCIP} for listening" 3>&2 2>&1 1>&3
)
exit_status=$?
if [ $exit_status == 1 ]; then
clear
exit-script
fi
header_info
case $CHOICE in
1)
$STD apk -U upgrade
msg_ok "Updated successfully!"
exit
;;
2)
sed -i -e "s/cfg:server.http_addr=.*/cfg:server.http_addr=0.0.0.0/g" /etc/conf.d/loki
service loki restart
msg_ok "Allowed listening on all interfaces!"
exit
;;
3)
sed -i -e "s/cfg:server.http_addr=.*/cfg:server.http_addr=$LXCIP/g" /etc/conf.d/loki
service loki restart
msg_ok "Allowed listening only on ${LXCIP}!"
exit
;;
esac
done
exit 0
}
start
build_container
description
msg_ok "Completed Successfully!\n"
echo -e "${APP} should be reachable by going to the following URL.
${BL}http://${IP}:3100${CL} \n"
echo -e "Promtail should be reachable by going to the following URL.
${BL}http://${IP}:9080${CL} \n"

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___ __ _ __ __ _
/ | / /___ (_)___ ___ / / ____ / /__(_)
/ /| | / / __ \/ / __ \/ _ \______/ / / __ \/ //_/ /
/ ___ |/ / /_/ / / / / / __/_____/ /___/ /_/ / ,< / /
/_/ |_/_/ .___/_/_/ /_/\___/ /_____/\____/_/|_/_/
/_/

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ct/headers/loki Normal file
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__ __ _
/ / ____ / /__(_)
/ / / __ \/ //_/ /
/ /___/ /_/ / ,< / /
/_____/\____/_/|_/_/

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ct/loki.sh Normal file
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#!/usr/bin/env bash
source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/build.func)
# Copyright (c) 2021-2025 community-scripts ORG
# Author: hoholms
# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
# Source: https://github.com/grafana/loki
APP="Loki"
var_tags="${var_tags:-monitoring;logs}"
var_cpu="${var_cpu:-1}"
var_ram="${var_ram:-512}"
var_disk="${var_disk:-2}"
var_os="${var_os:-debian}"
var_version="${var_version:-13}"
var_unprivileged="${var_unprivileged:-1}"
header_info "$APP"
variables
color
catch_errors
function update_script() {
header_info
check_container_storage
check_container_resources
if ! dpkg -s loki >/dev/null 2>&1; then
msg_error "No ${APP} Installation Found!"
exit 1
fi
while true; do
CHOICE=$(
whiptail --backtitle "Proxmox VE Helper Scripts" --title "SUPPORT" --menu "Select option" 11 58 3 \
"1" "Update Loki & Promtail" \
"2" "Allow 0.0.0.0 for listening" \
"3" "Allow only ${LOCAL_IP} for listening" 3>&2 2>&1 1>&3
)
exit_status=$?
if [ $exit_status == 1 ]; then
clear
exit-script
fi
header_info
case $CHOICE in
1)
msg_info "Stopping Loki"
systemctl stop loki
if systemctl is-active --quiet promtail 2>/dev/null || dpkg -s promtail >/dev/null 2>&1; then
systemctl stop promtail
fi
msg_ok "Stopped Loki"
msg_info "Updating Loki"
$STD apt update
$STD apt install -y --only-upgrade loki
if dpkg -s promtail >/dev/null 2>&1; then
$STD apt install -y --only-upgrade promtail
fi
msg_ok "Updated Loki"
msg_info "Starting Loki"
systemctl start loki
if dpkg -s promtail >/dev/null 2>&1; then
systemctl start promtail
fi
msg_ok "Started Loki"
msg_ok "Updated successfully!"
exit
;;
2)
msg_info "Configuring Loki to listen on 0.0.0.0"
sed -i 's/http_listen_address:.*/http_listen_address: 0.0.0.0/' /etc/loki/config.yml
sed -i 's/http_listen_port:.*/http_listen_port: 3100/' /etc/loki/config.yml
systemctl restart loki
msg_ok "Configured Loki to listen on 0.0.0.0"
exit
;;
3)
msg_info "Configuring Loki to listen on ${LOCAL_IP}"
sed -i "s/http_listen_address:.*/http_listen_address: $LOCAL_IP/" /etc/loki/config.yml
sed -i 's/http_listen_port:.*/http_listen_port: 3100/' /etc/loki/config.yml
systemctl restart loki
msg_ok "Configured Loki to listen on ${LOCAL_IP}"
exit
;;
esac
done
exit 0
}
start
build_container
description
msg_ok "Completed successfully!\n"
echo -e "${CREATING}${GN}${APP} setup has been successfully initialized!${CL}"
echo -e "${INFO}${YW} Access loki using the following URL:${CL}"
echo -e "${TAB}${GATEWAY}${BGN}http://${IP}:3100${CL}\n"
if dpkg -s promtail >/dev/null 2>&1; then
echo -e "${INFO}${YW} Access promtail using the following URL:${CL}"
echo -e "${TAB}${GATEWAY}${BGN}http://${IP}:9080${CL}"
fi

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{
"name": "Loki",
"slug": "loki",
"categories": [
9
],
"date_created": "2026-01-22",
"type": "ct",
"updateable": true,
"privileged": false,
"interface_port": 3100,
"documentation": "https://grafana.com/docs/loki/latest/",
"website": "https://github.com/grafana/loki",
"logo": "https://cdn.jsdelivr.net/gh/selfhst/icons@main/webp/loki.webp",
"config_path": "Debian: /etc/loki/config.yml | Alpine: /etc/loki/loki-local-config.yaml",
"description": "Grafana Loki is a set of open source components that can be composed into a fully featured logging stack. A small index and highly compressed chunks simplifies the operation and significantly lowers the cost of Loki.",
"install_methods": [
{
"type": "default",
"script": "ct/loki.sh",
"resources": {
"cpu": 1,
"ram": 512,
"hdd": 2,
"os": "debian",
"version": "13"
}
},
{
"type": "alpine",
"script": "ct/alpine-loki.sh",
"resources": {
"cpu": 1,
"ram": 256,
"hdd": 1,
"os": "alpine",
"version": "3.23"
}
}
],
"default_credentials": {
"username": null,
"password": null
},
"notes": [
{
"text": "Promtail can be optionally installed during setup to collect and ship logs to Loki.",
"type": "info"
}
]
}

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#!/usr/bin/env bash
# Copyright (c) 2021-2025 community-scripts ORG
# Author: hoholms
# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
# Source: https://github.com/grafana/loki
source /dev/stdin <<<"$FUNCTIONS_FILE_PATH"
color
verb_ip6
catch_errors
setting_up_container
network_check
update_os
msg_info "Installing Loki"
$STD apk add loki
$STD sed -i '/http_addr/s/127.0.0.1/0.0.0.0/g' /etc/conf.d/loki
mkdir -p /var/lib/loki/{chunks,boltdb-shipper-active,boltdb-shipper-cache}
chown -R loki:grafana /var/lib/loki
mkdir -p /var/log/loki
chown -R loki:grafana /var/log/loki
cat <<EOF >/etc/loki/loki-local-config.yaml
auth_enabled: false
server:
http_listen_port: 3100
log_level: info
common:
instance_addr: 127.0.0.1
path_prefix: /var/lib/loki
storage:
filesystem:
chunks_directory: /var/lib/loki/chunks
rules_directory: /var/lib/loki/rules
replication_factor: 1
ring:
kvstore:
store: inmemory
schema_config:
configs:
- from: 2020-10-24
store: tsdb
object_store: filesystem
schema: v13
index:
prefix: index_
period: 24h
query_range:
results_cache:
cache:
embedded_cache:
enabled: true
max_size_mb: 100
limits_config:
metric_aggregation_enabled: true
ruler:
alertmanager_url: http://localhost:9093
EOF
chown loki:grafana /etc/loki/loki-local-config.yaml
chmod 644 /etc/loki/loki-local-config.yaml
echo "output_log=\"\${output_log:-/var/log/loki/output.log}\"" >> /etc/init.d/loki
echo "error_log=\"\${error_log:-/var/log/loki/error.log}\"" >> /etc/init.d/loki
echo "start_stop_daemon_args=\"\${SSD_OPTS} -1 \${output_log} -2 \${error_log}\"" >> /etc/init.d/loki
$STD rc-update add loki default
$STD rc-service loki start
msg_ok "Installed Loki"
read -rp "Would you like to install Promtail? (y/N): " INSTALL_PROMTAIL
if [[ "${INSTALL_PROMTAIL,,}" =~ ^(y|yes)$ ]]; then
msg_info "Installing Promtail"
$STD apk add loki-promtail
$STD sed -i '/http_addr/s/127.0.0.1/0.0.0.0/g' /etc/conf.d/loki-promtail
$STD rc-update add loki-promtail default
$STD rc-service loki-promtail start
msg_ok "Installed Promtail"
fi
motd_ssh
customize
cleanup_lxc

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#!/usr/bin/env bash
# Copyright (c) 2021-2025 community-scripts ORG
# Author: bysinka-95
# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
# Source: https://github.com/grafana/loki
source /dev/stdin <<<"$FUNCTIONS_FILE_PATH"
color
verb_ip6
catch_errors
setting_up_container
network_check
update_os
setup_deb822_repo \
"grafana" \
"https://apt.grafana.com/gpg.key" \
"https://apt.grafana.com" \
"stable" \
"main"
msg_info "Installing Loki"
$STD apt install -y loki
mkdir -p /var/lib/loki/{chunks,boltdb-shipper-active,boltdb-shipper-cache}
chown -R loki /var/lib/loki
cat <<EOF >/etc/loki/config.yml
auth_enabled: false
server:
http_listen_port: 3100
log_level: info
common:
instance_addr: 127.0.0.1
path_prefix: /var/lib/loki
storage:
filesystem:
chunks_directory: /var/lib/loki/chunks
rules_directory: /var/lib/loki/rules
replication_factor: 1
ring:
kvstore:
store: inmemory
schema_config:
configs:
- from: 2020-10-24
store: tsdb
object_store: filesystem
schema: v13
index:
prefix: index_
period: 24h
query_range:
results_cache:
cache:
embedded_cache:
enabled: true
max_size_mb: 100
limits_config:
metric_aggregation_enabled: true
ruler:
alertmanager_url: http://localhost:9093
EOF
chown loki /etc/loki/config.yml
systemctl enable -q --now loki
msg_ok "Installed Loki"
read -rp "Would you like to install Promtail? (y/N): " INSTALL_PROMTAIL
if [[ "${INSTALL_PROMTAIL,,}" =~ ^(y|yes)$ ]]; then
msg_info "Installing Promtail"
$STD apt install -y promtail
systemctl enable -q --now promtail
msg_ok "Installed Promtail"
fi
motd_ssh
customize
cleanup_lxc