copy from official addon

grafana/rootfs/etc/s6-overlay/s6-rc.d/grafana/finish

@@ -0,0 +1,27 @@
+#!/command/with-contenv bashio
+# shellcheck shell=bash
+# ==============================================================================
+# Home Assistant Community Add-on: Grafana
+# Take down the S6 supervision tree when Grafana fails
+# ==============================================================================
+declare exit_code
+readonly exit_code_container=$(</run/s6-linux-init-container-results/exitcode)
+readonly exit_code_service="${1}"
+readonly exit_code_signal="${2}"
+readonly service="Grafana"
+
+bashio::log.info \
+  "Service ${service} exited with code ${exit_code_service}" \
+  "(by signal ${exit_code_signal})"
+
+if [[ "${exit_code_service}" -eq 256 ]]; then
+  if [[ "${exit_code_container}" -eq 0 ]]; then
+    echo $((128 + $exit_code_signal)) > /run/s6-linux-init-container-results/exitcode
+  fi
+  [[ "${exit_code_signal}" -eq 15 ]] && exec /run/s6/basedir/bin/halt
+elif [[ "${exit_code_service}" -ne 0 ]]; then
+  if [[ "${exit_code_container}" -eq 0 ]]; then
+    echo "${exit_code_service}" > /run/s6-linux-init-container-results/exitcode
+  fi
+  exec /run/s6/basedir/bin/halt
+fi

grafana/rootfs/etc/s6-overlay/s6-rc.d/grafana/run

@@ -0,0 +1,41 @@
+#!/command/with-contenv bashio
+# shellcheck shell=bash
+# ==============================================================================
+# Home Assistant Community Add-on: Grafana
+# Runs the Grafana Server
+# ==============================================================================
+declare -a options
+declare -a unsigned_plugins
+declare name
+declare value
+
+# Wait for Memcached to become available
+bashio::net.wait_for 11211
+
+bashio::log.info 'Starting Grafana...'
+
+options+=(--config="/etc/grafana/grafana.ini")
+options+=(--homepath="/usr/share/grafana")
+
+# Load custom environment variables
+for var in $(bashio::config 'env_vars|keys'); do
+    name=$(bashio::config "env_vars[${var}].name")
+    value=$(bashio::config "env_vars[${var}].value")
+    bashio::log.info "Setting ${name} to ${value}"
+    export "${name}=${value}"
+done
+
+# Verify if we have unsigned custom plugins to load
+if bashio::config.has_value 'custom_plugins'; then
+    for plugin in $(bashio::config 'custom_plugins|keys'); do
+        name=$(bashio::config "custom_plugins[${plugin}].name")
+        if bashio::config.true "custom_plugins[${plugin}].unsigned"; then
+            unsigned_plugins+="${name},"
+        fi
+    done
+    export "GF_PLUGINS_ALLOW_LOADING_UNSIGNED_PLUGINS=${unsigned_plugins}"
+fi
+
+
+# Run Grafana
+exec grafana-server "${options[@]}"

grafana/rootfs/etc/s6-overlay/s6-rc.d/grafana/type

@@ -0,0 +1 @@
+longrun

grafana/rootfs/etc/s6-overlay/s6-rc.d/init-grafana/run

@@ -0,0 +1,69 @@
+#!/command/with-contenv bashio
+# shellcheck shell=bash
+# ==============================================================================
+# Home Assistant Community Add-on: Grafana
+# Configures Grafana
+# ==============================================================================
+readonly CONFIG="/etc/grafana/grafana.ini"
+declare ingress_entry
+declare log_level
+
+# Symlink the new style config directory to the old one. People might have
+# configurations for Grafana that access the database via the old path.
+ln -s "/homeassistant" "/config" \
+    || bashio::log.warning "Failed linking Home Assistant configuration alias"
+
+# Configures Grafana with the add-on log level
+log_level="Info"
+if bashio::config.exists 'log_level'; then
+    case "$(bashio::string.lower "$(bashio::config 'log_level')")" in
+        all|trace)
+            log_level="Trace"
+            ;;
+        debug)
+            log_level="Debug"
+            ;;
+        info|notice)
+            log_level="Info"
+            ;;
+        warning)
+            log_level="Warn"
+            ;;
+        error)
+            log_level="Error"
+            ;;
+        fatal|off)
+            log_level="Critical"
+            ;;
+    esac
+fi
+sed -i "s/level = Info/level = ${log_level}/g" "${CONFIG}"
+
+# Sets unique secret key used for signing cookies.
+if ! bashio::fs.file_exists "/data/secret"; then
+    echo "${SUPERVISOR_TOKEN}" > /data/secret
+fi
+secret=$(</data/secret)
+sed -i "s/secret_key.*/secret_key = ${secret}/g" "${CONFIG}"
+
+ingress_entry=$(bashio::addon.ingress_entry)
+sed -i "s#%%ingress_entry%%#${ingress_entry}#g" "${CONFIG}"
+
+# Install user configured/requested Grafana plugins
+if bashio::config.has_value 'plugins'; then
+    for plugin in $(bashio::config 'plugins'); do
+        grafana-cli plugins install "$plugin" \
+            || bashio::exit.nok "Failed installing Grafana plugin: ${plugin}"
+    done
+fi
+
+# Install user configured/requested Grafana custom plugins (from URL)
+if bashio::config.has_value 'custom_plugins'; then
+    for plugin in $(bashio::config 'custom_plugins|keys'); do
+        name=$(bashio::config "custom_plugins[${plugin}].name")
+        url=$(bashio::config "custom_plugins[${plugin}].url")
+        bashio::log.debug "Installing custom plugin ${name} from ${url}"
+        grafana-cli --pluginUrl ${url} plugins install $name \
+            || bashio::exit.nok "Failed installing Grafana custom plugin: ${name} from: ${url}"
+    done
+fi

grafana/rootfs/etc/s6-overlay/s6-rc.d/init-grafana/type

@@ -0,0 +1 @@
+oneshot

grafana/rootfs/etc/s6-overlay/s6-rc.d/init-grafana/up

@@ -0,0 +1 @@
+/etc/s6-overlay/s6-rc.d/init-grafana/run

grafana/rootfs/etc/s6-overlay/s6-rc.d/init-nginx/run

@@ -0,0 +1,38 @@
+#!/command/with-contenv bashio
+# shellcheck shell=bash
+# ==============================================================================
+# Home Assistant Community Add-on: grafana
+# Configures NGINX
+# ==============================================================================
+declare port
+declare certfile
+declare grafana_user
+declare ingress_entry
+declare ingress_interface
+declare keyfile
+
+
+port=$(bashio::addon.port 80)
+if bashio::var.has_value "${port}"; then
+    bashio::config.require.ssl
+
+    if bashio::config.true 'ssl'; then
+        certfile=$(bashio::config 'certfile')
+        keyfile=$(bashio::config 'keyfile')
+
+        mv /etc/nginx/servers/direct-ssl.disabled /etc/nginx/servers/direct.conf
+        sed -i "s#%%certfile%%#${certfile}#g" /etc/nginx/servers/direct.conf
+        sed -i "s#%%keyfile%%#${keyfile}#g" /etc/nginx/servers/direct.conf
+
+    else
+        mv /etc/nginx/servers/direct.disabled /etc/nginx/servers/direct.conf
+    fi
+    ingress_entry=$(bashio::addon.ingress_entry)
+    sed -i "s#%%ingress_entry%%#${ingress_entry}#g" /etc/nginx/servers/direct.conf
+fi
+
+grafana_user='admin'
+if bashio::config.has_value 'grafana_ingress_user'; then
+    grafana_user=$(bashio::config 'grafana_ingress_user')
+fi
+sed -i "s/%%grafana_user%%/${grafana_user}/g" /etc/nginx/servers/ingress.conf

grafana/rootfs/etc/s6-overlay/s6-rc.d/init-nginx/type

@@ -0,0 +1 @@
+oneshot

grafana/rootfs/etc/s6-overlay/s6-rc.d/init-nginx/up

@@ -0,0 +1 @@
+/etc/s6-overlay/s6-rc.d/init-nginx/run

grafana/rootfs/etc/s6-overlay/s6-rc.d/memcached/finish

@@ -0,0 +1,27 @@
+#!/command/with-contenv bashio
+# shellcheck shell=bash
+# ==============================================================================
+# Home Assistant Community Add-on: Grafana
+# Take down the S6 supervision tree when memcached fails
+# ==============================================================================
+declare exit_code
+readonly exit_code_container=$(</run/s6-linux-init-container-results/exitcode)
+readonly exit_code_service="${1}"
+readonly exit_code_signal="${2}"
+readonly service="memcached"
+
+bashio::log.info \
+  "Service ${service} exited with code ${exit_code_service}" \
+  "(by signal ${exit_code_signal})"
+
+if [[ "${exit_code_service}" -eq 256 ]]; then
+  if [[ "${exit_code_container}" -eq 0 ]]; then
+    echo $((128 + $exit_code_signal)) > /run/s6-linux-init-container-results/exitcode
+  fi
+  [[ "${exit_code_signal}" -eq 15 ]] && exec /run/s6/basedir/bin/halt
+elif [[ "${exit_code_service}" -ne 0 ]]; then
+  if [[ "${exit_code_container}" -eq 0 ]]; then
+    echo "${exit_code_service}" > /run/s6-linux-init-container-results/exitcode
+  fi
+  exec /run/s6/basedir/bin/halt
+fi

grafana/rootfs/etc/s6-overlay/s6-rc.d/memcached/run

@@ -0,0 +1,15 @@
+#!/command/with-contenv bashio
+# shellcheck shell=bash
+# ==============================================================================
+# Home Assistant Community Add-on: Grafana
+# Runs the memcached Server
+# ==============================================================================
+declare -a options
+
+bashio::log.info 'Starting Memcached...'
+
+options+=(-l 127.0.0.1)
+options+=(-m 32)
+
+# Run Memcached
+exec s6-setuidgid memcache /usr/bin/memcached "${options[@]}"

grafana/rootfs/etc/s6-overlay/s6-rc.d/memcached/type

@@ -0,0 +1 @@
+longrun

grafana/rootfs/etc/s6-overlay/s6-rc.d/nginx/finish

@@ -0,0 +1,26 @@
+#!/command/with-contenv bashio
+# ==============================================================================
+# Home Assistant Community Add-on: grafana
+# Take down the S6 supervision tree when NGINX fails
+# ==============================================================================
+declare exit_code
+readonly exit_code_container=$(</run/s6-linux-init-container-results/exitcode)
+readonly exit_code_service="${1}"
+readonly exit_code_signal="${2}"
+readonly service="NGINX"
+
+bashio::log.info \
+  "Service ${service} exited with code ${exit_code_service}" \
+  "(by signal ${exit_code_signal})"
+
+if [[ "${exit_code_service}" -eq 256 ]]; then
+  if [[ "${exit_code_container}" -eq 0 ]]; then
+    echo $((128 + $exit_code_signal)) > /run/s6-linux-init-container-results/exitcode
+  fi
+  [[ "${exit_code_signal}" -eq 15 ]] && exec /run/s6/basedir/bin/halt
+elif [[ "${exit_code_service}" -ne 0 ]]; then
+  if [[ "${exit_code_container}" -eq 0 ]]; then
+    echo "${exit_code_service}" > /run/s6-linux-init-container-results/exitcode
+  fi
+  exec /run/s6/basedir/bin/halt
+fi

grafana/rootfs/etc/s6-overlay/s6-rc.d/nginx/run

@@ -0,0 +1,12 @@
+#!/command/with-contenv bashio
+# ==============================================================================
+# Home Assistant Community Add-on: grafana
+# Runs the Nginx daemon
+# ==============================================================================
+
+# Wait for grafana to become available
+bashio::net.wait_for 3000
+
+bashio::log.info "Starting NGINX..."
+
+exec nginx

grafana/rootfs/etc/s6-overlay/s6-rc.d/nginx/type

@@ -0,0 +1 @@
+longrun