mirror of
https://github.com/YunoHost-Apps/pihole_ynh.git
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Update helpers
This commit is contained in:
maniack
parent
9294176a2d
commit
3be3dbca2f
3 changed files with 246 additions and 444 deletions
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@ -39,9 +39,9 @@ Use the admin panel of your Pi-hole to configure this app.
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#### Supported architectures
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* x86-64b - [](https://ci-apps.yunohost.org/ci/apps/pihole/)
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* ARMv8-A - [](https://ci-apps-arm.yunohost.org/ci/apps/pihole/)
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* Jessie x86-64b - [](https://ci-stretch.nohost.me/ci/apps/pihole/)
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* x86-64b - [](https://ci-apps.yunohost.org/ci/apps/pihole/)
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* ARMv8-A - [](https://ci-apps-arm.yunohost.org/ci/apps/pihole/)
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* Jessie x86-64b - [](https://ci-stretch.nohost.me/ci/apps/pihole/)
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## Limitations
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@ -39,9 +39,9 @@ Utiliser le panneau d'administration de votre Pi-hole pour configurer cette appl
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#### Architectures supportées.
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* x86-64b - [](https://ci-apps.yunohost.org/ci/apps/pihole/)
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* ARMv8-A - [](https://ci-apps-arm.yunohost.org/ci/apps/pihole/)
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* Jessie x86-64b - [](https://ci-stretch.nohost.me/ci/apps/pihole/)
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* x86-64b - [](https://ci-apps.yunohost.org/ci/apps/pihole/)
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* ARMv8-A - [](https://ci-apps-arm.yunohost.org/ci/apps/pihole/)
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* Jessie x86-64b - [](https://ci-stretch.nohost.me/ci/apps/pihole/)
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## Limitations
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@ -1,5 +1,9 @@
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#!/bin/bash
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#=================================================
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# PERSONAL HELPERS
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#=================================================
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#=================================================
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# BACKUP
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#=================================================
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@ -27,25 +31,12 @@ CHECK_SIZE () { # Vérifie avant chaque backup que l'espace est suffisant
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#=================================================
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IS_PACKAGE_CHECK () {
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return $(env | grep -c container=lxc)
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}
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#=================================================
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# BOOLEAN CONVERTER
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#=================================================
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bool_to_01 () {
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local var="$1"
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[ "$var" = "true" ] && var=1
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[ "$var" = "false" ] && var=0
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echo "$var"
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}
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bool_to_true_false () {
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local var="$1"
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[ "$var" = "1" ] && var=true
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[ "$var" = "0" ] && var=false
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echo "$var"
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if [ ${PACKAGE_CHECK_EXEC:-0} -eq 1 ]
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then
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return 0
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else
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return 1
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fi
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}
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#=================================================
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@ -129,359 +120,6 @@ ynh_multimedia_addaccess () {
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usermod -a -G multimedia $user_name
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}
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#=================================================
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# Create a dedicated fail2ban config (jail and filter conf files)
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#
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# usage: ynh_add_fail2ban_config log_file filter [max_retry [ports]]
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# | arg: -l, --logpath= - Log file to be checked by fail2ban
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# | arg: -r, --failregex= - Failregex to be looked for by fail2ban
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# | arg: -m, --max_retry= - Maximum number of retries allowed before banning IP address - default: 3
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# | arg: -p, --ports= - Ports blocked for a banned IP address - default: http,https
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ynh_add_fail2ban_config () {
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# Declare an array to define the options of this helper.
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declare -Ar args_array=( [l]=logpath= [r]=failregex= [m]=max_retry= [p]=ports= )
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local logpath
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local failregex
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local max_retry
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local ports
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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max_retry=${max_retry:-3}
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ports=${ports:-http,https}
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test -n "$logpath" || ynh_die "ynh_add_fail2ban_config expects a logfile path as first argument and received nothing."
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test -n "$failregex" || ynh_die "ynh_add_fail2ban_config expects a failure regex as second argument and received nothing."
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finalfail2banjailconf="/etc/fail2ban/jail.d/$app.conf"
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finalfail2banfilterconf="/etc/fail2ban/filter.d/$app.conf"
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ynh_backup_if_checksum_is_different "$finalfail2banjailconf" 1
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ynh_backup_if_checksum_is_different "$finalfail2banfilterconf" 1
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tee $finalfail2banjailconf <<EOF
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[$app]
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enabled = true
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port = $ports
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filter = $app
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logpath = $logpath
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maxretry = $max_retry
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EOF
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tee $finalfail2banfilterconf <<EOF
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[INCLUDES]
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before = common.conf
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[Definition]
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failregex = $failregex
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ignoreregex =
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EOF
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ynh_store_file_checksum "$finalfail2banjailconf"
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ynh_store_file_checksum "$finalfail2banfilterconf"
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if [ "$(lsb_release --codename --short)" != "jessie" ]; then
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systemctl reload fail2ban
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else
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systemctl restart fail2ban
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fi
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local fail2ban_error="$(journalctl -u fail2ban | tail -n50 | grep "WARNING.*$app.*")"
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if [ -n "$fail2ban_error" ]
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then
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echo "[ERR] Fail2ban failed to load the jail for $app" >&2
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echo "WARNING${fail2ban_error#*WARNING}" >&2
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fi
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}
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# Remove the dedicated fail2ban config (jail and filter conf files)
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#
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# usage: ynh_remove_fail2ban_config
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ynh_remove_fail2ban_config () {
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ynh_secure_remove "/etc/fail2ban/jail.d/$app.conf"
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ynh_secure_remove "/etc/fail2ban/filter.d/$app.conf"
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if [ "$(lsb_release --codename --short)" != "jessie" ]; then
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systemctl reload fail2ban
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else
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systemctl restart fail2ban
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fi
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}
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#=================================================
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# Read the value of a key in a ynh manifest file
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#
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# usage: ynh_read_manifest manifest key
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# | arg: -m, --manifest= - Path of the manifest to read
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# | arg: -k, --key= - Name of the key to find
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ynh_read_manifest () {
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# Declare an array to define the options of this helper.
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declare -Ar args_array=( [m]=manifest= [k]=manifest_key= )
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local manifest
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local manifest_key
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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python3 -c "import sys, json;print(json.load(open('$manifest', encoding='utf-8'))['$manifest_key'])"
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}
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# Read the upstream version from the manifest
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# The version number in the manifest is defined by <upstreamversion>~ynh<packageversion>
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# For example : 4.3-2~ynh3
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# This include the number before ~ynh
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# In the last example it return 4.3-2
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#
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# usage: ynh_app_upstream_version [-m manifest]
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# | arg: -m, --manifest= - Path of the manifest to read
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ynh_app_upstream_version () {
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declare -Ar args_array=( [m]=manifest= )
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local manifest
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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manifest="${manifest:-../manifest.json}"
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if [ ! -e "$manifest" ]; then
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manifest="../settings/manifest.json" # Into the restore script, the manifest is not at the same place
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fi
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version_key=$(ynh_read_manifest --manifest="$manifest" --manifest_key="version")
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echo "${version_key/~ynh*/}"
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}
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# Read package version from the manifest
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# The version number in the manifest is defined by <upstreamversion>~ynh<packageversion>
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# For example : 4.3-2~ynh3
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# This include the number after ~ynh
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# In the last example it return 3
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#
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# usage: ynh_app_package_version [-m manifest]
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# | arg: -m, --manifest= - Path of the manifest to read
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ynh_app_package_version () {
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declare -Ar args_array=( [m]=manifest= )
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local manifest
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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manifest="${manifest:-../manifest.json}"
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if [ ! -e "$manifest" ]; then
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manifest="../settings/manifest.json" # Into the restore script, the manifest is not at the same place
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fi
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version_key=$(ynh_read_manifest --manifest="$manifest" --manifest_key="version")
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echo "${version_key/*~ynh/}"
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}
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# Checks the app version to upgrade with the existing app version and returns:
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# - UPGRADE_APP if the upstream app version has changed
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# - UPGRADE_PACKAGE if only the YunoHost package has changed
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#
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## It stops the current script without error if the package is up-to-date
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#
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# This helper should be used to avoid an upgrade of an app, or the upstream part
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# of it, when it's not needed
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#
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# To force an upgrade, even if the package is up to date,
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# you have to set the variable YNH_FORCE_UPGRADE before.
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# example: sudo YNH_FORCE_UPGRADE=1 yunohost app upgrade MyApp
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#
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# usage: ynh_check_app_version_changed
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ynh_check_app_version_changed () {
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local force_upgrade=${YNH_FORCE_UPGRADE:-0}
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local package_check=${PACKAGE_CHECK_EXEC:-0}
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# By default, upstream app version has changed
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local return_value="UPGRADE_APP"
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local current_version=$(ynh_read_manifest --manifest="/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json" --manifest_key="version" || echo 1.0)
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local current_upstream_version="$(ynh_app_upstream_version --manifest="/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json")"
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local update_version=$(ynh_read_manifest --manifest="../manifest.json" --manifest_key="version" || echo 1.0)
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local update_upstream_version="$(ynh_app_upstream_version)"
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if [ "$current_version" == "$update_version" ] ; then
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# Complete versions are the same
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if [ "$force_upgrade" != "0" ]
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then
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echo "Upgrade forced by YNH_FORCE_UPGRADE." >&2
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unset YNH_FORCE_UPGRADE
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elif [ "$package_check" != "0" ]
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then
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echo "Upgrade forced for package check." >&2
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else
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ynh_die "Up-to-date, nothing to do" 0
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fi
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elif [ "$current_upstream_version" == "$update_upstream_version" ] ; then
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# Upstream versions are the same, only YunoHost package versions differ
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return_value="UPGRADE_PACKAGE"
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fi
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echo $return_value
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}
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#=================================================
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# Start (or other actions) a service, print a log in case of failure and optionnaly wait until the service is completely started
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#
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# usage: ynh_systemd_action [-n service_name] [-a action] [ [-l "line to match"] [-p log_path] [-t timeout] [-e length] ]
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# | arg: -n, --service_name= - Name of the service to reload. Default : $app
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# | arg: -a, --action= - Action to perform with systemctl. Default: start
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# | arg: -l, --line_match= - Line to match - The line to find in the log to attest the service have finished to boot.
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# If not defined it don't wait until the service is completely started.
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# | arg: -p, --log_path= - Log file - Path to the log file. Default : /var/log/$app/$app.log
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# | arg: -t, --timeout= - Timeout - The maximum time to wait before ending the watching. Default : 300 seconds.
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# | arg: -e, --length= - Length of the error log : Default : 20
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ynh_systemd_action() {
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# Declare an array to define the options of this helper.
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declare -Ar args_array=( [n]=service_name= [a]=action= [l]=line_match= [p]=log_path= [t]=timeout= [e]=length= )
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local service_name
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local action
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local line_match
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local length
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local log_path
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local timeout
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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local service_name="${service_name:-$app}"
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local action=${action:-start}
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local log_path="${log_path:-/var/log/$service_name/$service_name.log}"
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local length=${length:-20}
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local timeout=${timeout:-300}
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# Start to read the log
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if [[ -n "${line_match:-}" ]]
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then
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local templog="$(mktemp)"
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# Following the starting of the app in its log
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if [ "$log_path" == "systemd" ] ; then
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# Read the systemd journal
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journalctl -u $service_name -f --since=-45 > "$templog" &
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else
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# Read the specified log file
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tail -F -n0 "$log_path" > "$templog" &
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fi
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# Get the PID of the tail command
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local pid_tail=$!
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fi
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echo "${action^} the service $service_name" >&2
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systemctl $action $service_name \
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|| ( journalctl --lines=$length -u $service_name >&2 \
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; test -n "$log_path" && echo "--" && tail --lines=$length "$log_path" >&2 \
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; false )
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# Start the timeout and try to find line_match
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if [[ -n "${line_match:-}" ]]
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then
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local i=0
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for i in $(seq 1 $timeout)
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do
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# Read the log until the sentence is found, that means the app finished to start. Or run until the timeout
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if grep --quiet "$line_match" "$templog"
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then
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echo "The service $service_name has correctly started." >&2
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break
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fi
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echo -n "." >&2
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sleep 1
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done
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if [ $i -eq $timeout ]
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then
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echo "The service $service_name didn't fully started before the timeout." >&2
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echo "Please find here an extract of the end of the log of the service $service_name:"
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journalctl --lines=$length -u $service_name >&2
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test -n "$log_path" && echo "--" && tail --lines=$length "$log_path" >&2
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fi
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echo ""
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ynh_clean_check_starting
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fi
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}
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# Clean temporary process and file used by ynh_check_starting
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# (usually used in ynh_clean_setup scripts)
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#
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# usage: ynh_clean_check_starting
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ynh_clean_check_starting () {
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# Stop the execution of tail.
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kill -s 15 $pid_tail 2>&1
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ynh_secure_remove "$templog" 2>&1
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}
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#=================================================
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# Print a message as INFO and show progression during an app script
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#
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# usage: ynh_script_progression --message=message [--weight=weight] [--time]
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# | arg: -m, --message= - The text to print
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# | arg: -w, --weight= - The weight for this progression. This value is 1 by default. Use a bigger value for a longer part of the script.
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# | arg: -t, --time= - Print the execution time since the last call to this helper. Especially usefull to define weights.
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# | arg: -l, --last= - Use for the last call of the helper, to fill te progression bar.
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increment_progression=0
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previous_weight=0
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# Define base_time when the file is sourced
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base_time=$(date +%s)
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ynh_script_progression () {
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# Declare an array to define the options of this helper.
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declare -Ar args_array=( [m]=message= [w]=weight= [t]=time [l]=last )
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local message
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local weight
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local time
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local last
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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weight=${weight:-1}
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time=${time:-0}
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last=${last:-0}
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# Get execution time since the last $base_time
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local exec_time=$(( $(date +%s) - $base_time ))
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base_time=$(date +%s)
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# Get the number of occurrences of 'ynh_script_progression' in the script. Except those are commented.
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local helper_calls="$(grep --count "^[^#]*ynh_script_progression" $0)"
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# Get the number of call with a weight value
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local weight_calls=$(grep --perl-regexp --count "^[^#]*ynh_script_progression.*(--weight|-w )" $0)
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# Get the weight of each occurrences of 'ynh_script_progression' in the script using --weight
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local weight_valuesA="$(grep --perl-regexp "^[^#]*ynh_script_progression.*--weight" $0 | sed 's/.*--weight[= ]\([[:digit:]].*\)/\1/g')"
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# Get the weight of each occurrences of 'ynh_script_progression' in the script using -w
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local weight_valuesB="$(grep --perl-regexp "^[^#]*ynh_script_progression.*-w " $0 | sed 's/.*-w[= ]\([[:digit:]].*\)/\1/g')"
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# Each value will be on a different line.
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# Remove each 'end of line' and replace it by a '+' to sum the values.
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local weight_values=$(( $(echo "$weight_valuesA" | tr '\n' '+') + $(echo "$weight_valuesB" | tr '\n' '+') 0 ))
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# max_progression is a total number of calls to this helper.
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# Less the number of calls with a weight value.
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# Plus the total of weight values
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local max_progression=$(( $helper_calls - $weight_calls + $weight_values ))
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# Increment each execution of ynh_script_progression in this script by the weight of the previous call.
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increment_progression=$(( $increment_progression + $previous_weight ))
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# Store the weight of the current call in $previous_weight for next call
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previous_weight=$weight
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# Set the scale of the progression bar
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local scale=20
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# progress_string(1,2) should have the size of the scale.
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local progress_string1="####################"
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local progress_string0="...................."
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# Reduce $increment_progression to the size of the scale
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if [ $last -eq 0 ]
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then
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local effective_progression=$(( $increment_progression * $scale / $max_progression ))
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# If last is specified, fill immediately the progression_bar
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else
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local effective_progression=$scale
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fi
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# Build $progression_bar from progress_string(1,2) according to $effective_progression
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local progression_bar="${progress_string1:0:$effective_progression}${progress_string0:0:$(( $scale - $effective_progression ))}"
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local print_exec_time=""
|
||||
if [ $time -eq 1 ]
|
||||
then
|
||||
print_exec_time=" [$(date +%Hh%Mm,%Ss --date="0 + $exec_time sec")]"
|
||||
fi
|
||||
|
||||
ynh_print_info "[$progression_bar] > ${message}${print_exec_time}"
|
||||
}
|
||||
|
||||
#=================================================
|
||||
# EXPERIMENTAL HELPERS
|
||||
#=================================================
|
||||
|
|
@ -660,6 +298,8 @@ ynh_maintenance_mode_ON () {
|
|||
domain=$(ynh_app_setting_get $app domain)
|
||||
fi
|
||||
|
||||
mkdir -p /var/www/html/
|
||||
|
||||
# Create an html to serve as maintenance notice
|
||||
echo "<!DOCTYPE html>
|
||||
<html>
|
||||
|
|
@ -730,72 +370,6 @@ ynh_maintenance_mode_OFF () {
|
|||
|
||||
#=================================================
|
||||
|
||||
# Download and check integrity of a file from app.src_file
|
||||
#
|
||||
# The file conf/app.src_file need to contains:
|
||||
#
|
||||
# FILE_URL=Address to download the file
|
||||
# FILE_SUM=Control sum
|
||||
# # (Optional) Program to check the integrity (sha256sum, md5sum...)
|
||||
# # default: sha256
|
||||
# FILE_SUM_PRG=sha256
|
||||
# # (Optionnal) Name of the local archive (offline setup support)
|
||||
# # default: Name of the downloaded file.
|
||||
# FILENAME=example.deb
|
||||
#
|
||||
# usage: ynh_download_file --dest_dir="/destination/directory" [--source_id=myfile]
|
||||
# | arg: -d, --dest_dir= - Directory where to download the file
|
||||
# | arg: -s, --source_id= - Name of the source file 'app.src_file' if it isn't '$app'
|
||||
ynh_download_file () {
|
||||
# Declare an array to define the options of this helper.
|
||||
declare -Ar args_array=( [d]=dest_dir= [s]=source_id= )
|
||||
local dest_dir
|
||||
local source_id
|
||||
# Manage arguments with getopts
|
||||
ynh_handle_getopts_args "$@"
|
||||
|
||||
source_id=${source_id:-app} # If the argument is not given, source_id equals "$app"
|
||||
|
||||
# Load value from configuration file (see above for a small doc about this file
|
||||
# format)
|
||||
local src_file="$YNH_CWD/../conf/${source_id}.src_file"
|
||||
# If the src_file doesn't exist, use the backup path instead, with a "settings" directory
|
||||
if [ ! -e "$src_file" ]
|
||||
then
|
||||
src_file="$YNH_CWD/../settings/conf/${source_id}.src_file"
|
||||
fi
|
||||
local file_url=$(grep 'FILE_URL=' "$src_file" | cut -d= -f2-)
|
||||
local file_sum=$(grep 'FILE_SUM=' "$src_file" | cut -d= -f2-)
|
||||
local file_sumprg=$(grep 'FILE_SUM_PRG=' "$src_file" | cut -d= -f2-)
|
||||
local filename=$(grep 'FILENAME=' "$src_file" | cut -d= -f2-)
|
||||
|
||||
# Default value
|
||||
file_sumprg=${file_sumprg:-sha256sum}
|
||||
if [ "$filename" = "" ] ; then
|
||||
filename="$(basename "$file_url")"
|
||||
fi
|
||||
local local_src="/opt/yunohost-apps-src/${YNH_APP_ID}/${filename}"
|
||||
|
||||
if test -e "$local_src"
|
||||
then # Use the local source file if it is present
|
||||
cp $local_src $filename
|
||||
else # If not, download the source
|
||||
local out=`wget -nv -O $filename $file_url 2>&1` || ynh_print_err $out
|
||||
fi
|
||||
|
||||
# Check the control sum
|
||||
echo "${file_sum} ${filename}" | ${file_sumprg} -c --status \
|
||||
|| ynh_die "Corrupt file"
|
||||
|
||||
# Create the destination directory, if it's not already.
|
||||
mkdir -p "$dest_dir"
|
||||
|
||||
# Move the file to its destination
|
||||
mv $filename $dest_dir
|
||||
}
|
||||
|
||||
#=================================================
|
||||
|
||||
# Create a changelog for an app after an upgrade.
|
||||
#
|
||||
# The changelog is printed into the file ./changelog for the time of the upgrade.
|
||||
|
|
@ -855,3 +429,231 @@ ynh_app_changelog () {
|
|||
sed -in-place "s@\*(\([[:alnum:]]*\)) -> \(.*\)@* __URL_TAG1__\2__URL_TAG2__${repo}/commit/\1__URL_TAG3__@g" changelog
|
||||
fi
|
||||
}
|
||||
|
||||
#=================================================
|
||||
|
||||
# Check the amount of available RAM
|
||||
#
|
||||
# usage: ynh_check_ram [--required=RAM required in Mb] [--no_swap|--only_swap] [--free_ram]
|
||||
# | arg: -r, --required= - Amount of RAM required in Mb. The helper will return 0 is there's enough RAM, or 1 otherwise.
|
||||
# If --required isn't set, the helper will print the amount of RAM, in Mb.
|
||||
# | arg: -s, --no_swap - Ignore swap
|
||||
# | arg: -o, --only_swap - Ignore real RAM, consider only swap.
|
||||
# | arg: -f, --free_ram - Count only free RAM, not the total amount of RAM available.
|
||||
ynh_check_ram () {
|
||||
# Declare an array to define the options of this helper.
|
||||
declare -Ar args_array=( [r]=required= [s]=no_swap [o]=only_swap [f]=free_ram )
|
||||
local required
|
||||
local no_swap
|
||||
local only_swap
|
||||
# Manage arguments with getopts
|
||||
ynh_handle_getopts_args "$@"
|
||||
required=${required:-}
|
||||
no_swap=${no_swap:-0}
|
||||
only_swap=${only_swap:-0}
|
||||
|
||||
local total_ram=$(vmstat --stats --unit M | grep "total memory" | awk '{print $1}')
|
||||
local total_swap=$(vmstat --stats --unit M | grep "total swap" | awk '{print $1}')
|
||||
local total_ram_swap=$(( total_ram + total_swap ))
|
||||
|
||||
local free_ram=$(vmstat --stats --unit M | grep "free memory" | awk '{print $1}')
|
||||
local free_swap=$(vmstat --stats --unit M | grep "free swap" | awk '{print $1}')
|
||||
local free_ram_swap=$(( free_ram + free_swap ))
|
||||
|
||||
# Use the total amount of ram
|
||||
local ram=$total_ram_swap
|
||||
if [ $free_ram -eq 1 ]
|
||||
then
|
||||
# Use the total amount of free ram
|
||||
ram=$free_ram_swap
|
||||
if [ $no_swap -eq 1 ]
|
||||
then
|
||||
# Use only the amount of free ram
|
||||
ram=$free_ram
|
||||
elif [ $only_swap -eq 1 ]
|
||||
then
|
||||
# Use only the amount of free swap
|
||||
ram=$free_swap
|
||||
fi
|
||||
else
|
||||
if [ $no_swap -eq 1 ]
|
||||
then
|
||||
# Use only the amount of free ram
|
||||
ram=$total_ram
|
||||
elif [ $only_swap -eq 1 ]
|
||||
then
|
||||
# Use only the amount of free swap
|
||||
ram=$total_swap
|
||||
fi
|
||||
fi
|
||||
|
||||
if [ -n "$required" ]
|
||||
then
|
||||
# Return 1 if the amount of ram isn't enough.
|
||||
if [ $ram -lt $required ]
|
||||
then
|
||||
return 1
|
||||
else
|
||||
return 0
|
||||
fi
|
||||
|
||||
# If no RAM is required, return the amount of available ram.
|
||||
else
|
||||
echo $ram
|
||||
fi
|
||||
}
|
||||
|
||||
#=================================================
|
||||
|
||||
# Define the values to configure php-fpm
|
||||
#
|
||||
# usage: ynh_get_scalable_phpfpm --usage=usage --footprint=footprint [--print]
|
||||
# | arg: -f, --footprint - Memory footprint of the service (low/medium/high).
|
||||
# low - Less than 20Mb of ram by pool.
|
||||
# medium - Between 20Mb and 40Mb of ram by pool.
|
||||
# high - More than 40Mb of ram by pool.
|
||||
# Or specify exactly the footprint, the load of the service as Mb by pool instead of having a standard value.
|
||||
# To have this value, use the following command and stress the service.
|
||||
# watch -n0.5 ps -o user,cmd,%cpu,rss -u APP
|
||||
#
|
||||
# | arg: -u, --usage - Expected usage of the service (low/medium/high).
|
||||
# low - Personal usage, behind the sso.
|
||||
# medium - Low usage, few people or/and publicly accessible.
|
||||
# high - High usage, frequently visited website.
|
||||
#
|
||||
# | arg: -p, --print - Print the result
|
||||
#
|
||||
#
|
||||
#
|
||||
# The footprint of the service will be used to defined the maximum footprint we can allow, which is half the maximum RAM.
|
||||
# So it will be used to defined 'pm.max_children'
|
||||
# A lower value for the footprint will allow more children for 'pm.max_children'. And so for
|
||||
# 'pm.start_servers', 'pm.min_spare_servers' and 'pm.max_spare_servers' which are defined from the
|
||||
# value of 'pm.max_children'
|
||||
# NOTE: 'pm.max_children' can't exceed 4 times the number of processor's cores.
|
||||
#
|
||||
# The usage value will defined the way php will handle the children for the pool.
|
||||
# A value set as 'low' will set the process manager to 'ondemand'. Children will start only if the
|
||||
# service is used, otherwise no child will stay alive. This config gives the lower footprint when the
|
||||
# service is idle. But will use more proc since it has to start a child as soon it's used.
|
||||
# Set as 'medium', the process manager will be at dynamic. If the service is idle, a number of children
|
||||
# equal to pm.min_spare_servers will stay alive. So the service can be quick to answer to any request.
|
||||
# The number of children can grow if needed. The footprint can stay low if the service is idle, but
|
||||
# not null. The impact on the proc is a little bit less than 'ondemand' as there's always a few
|
||||
# children already available.
|
||||
# Set as 'high', the process manager will be set at 'static'. There will be always as many children as
|
||||
# 'pm.max_children', the footprint is important (but will be set as maximum a quarter of the maximum
|
||||
# RAM) but the impact on the proc is lower. The service will be quick to answer as there's always many
|
||||
# children ready to answer.
|
||||
ynh_get_scalable_phpfpm () {
|
||||
local legacy_args=ufp
|
||||
# Declare an array to define the options of this helper.
|
||||
declare -Ar args_array=( [u]=usage= [f]=footprint= [p]=print )
|
||||
local usage
|
||||
local footprint
|
||||
local print
|
||||
# Manage arguments with getopts
|
||||
ynh_handle_getopts_args "$@"
|
||||
# Set all characters as lowercase
|
||||
footprint=${footprint,,}
|
||||
usage=${usage,,}
|
||||
print=${print:-0}
|
||||
|
||||
if [ "$footprint" = "low" ]
|
||||
then
|
||||
footprint=20
|
||||
elif [ "$footprint" = "medium" ]
|
||||
then
|
||||
footprint=35
|
||||
elif [ "$footprint" = "high" ]
|
||||
then
|
||||
footprint=50
|
||||
fi
|
||||
|
||||
# Define the way the process manager handle child processes.
|
||||
if [ "$usage" = "low" ]
|
||||
then
|
||||
php_pm=ondemand
|
||||
elif [ "$usage" = "medium" ]
|
||||
then
|
||||
php_pm=dynamic
|
||||
elif [ "$usage" = "high" ]
|
||||
then
|
||||
php_pm=static
|
||||
else
|
||||
ynh_die --message="Does not recognize '$usage' as an usage value."
|
||||
fi
|
||||
|
||||
# Get the total of RAM available, except swap.
|
||||
local max_ram=$(ynh_check_ram --no_swap)
|
||||
|
||||
less0() {
|
||||
# Do not allow value below 1
|
||||
if [ $1 -le 0 ]
|
||||
then
|
||||
echo 1
|
||||
else
|
||||
echo $1
|
||||
fi
|
||||
}
|
||||
|
||||
# Define pm.max_children
|
||||
# The value of pm.max_children is the total amount of ram divide by 2 and divide again by the footprint of a pool for this app.
|
||||
# So if php-fpm start the maximum of children, it won't exceed half of the ram.
|
||||
php_max_children=$(( $max_ram / 2 / $footprint ))
|
||||
# If process manager is set as static, use half less children.
|
||||
# Used as static, there's always as many children as the value of pm.max_children
|
||||
if [ "$php_pm" = "static" ]
|
||||
then
|
||||
php_max_children=$(( $php_max_children / 2 ))
|
||||
fi
|
||||
php_max_children=$(less0 $php_max_children)
|
||||
|
||||
# To not overload the proc, limit the number of children to 4 times the number of cores.
|
||||
local core_number=$(nproc)
|
||||
local max_proc=$(( $core_number * 4 ))
|
||||
if [ $php_max_children -gt $max_proc ]
|
||||
then
|
||||
php_max_children=$max_proc
|
||||
fi
|
||||
|
||||
if [ "$php_pm" = "dynamic" ]
|
||||
then
|
||||
# Define pm.start_servers, pm.min_spare_servers and pm.max_spare_servers for a dynamic process manager
|
||||
php_min_spare_servers=$(( $php_max_children / 8 ))
|
||||
php_min_spare_servers=$(less0 $php_min_spare_servers)
|
||||
|
||||
php_max_spare_servers=$(( $php_max_children / 2 ))
|
||||
php_max_spare_servers=$(less0 $php_max_spare_servers)
|
||||
|
||||
php_start_servers=$(( $php_min_spare_servers + ( $php_max_spare_servers - $php_min_spare_servers ) /2 ))
|
||||
php_start_servers=$(less0 $php_start_servers)
|
||||
else
|
||||
php_min_spare_servers=0
|
||||
php_max_spare_servers=0
|
||||
php_start_servers=0
|
||||
fi
|
||||
|
||||
if [ $print -eq 1 ]
|
||||
then
|
||||
ynh_debug --message="Footprint=${footprint}Mb by pool."
|
||||
ynh_debug --message="Process manager=$php_pm"
|
||||
ynh_debug --message="Max RAM=${max_ram}Mb"
|
||||
if [ "$php_pm" != "static" ]; then
|
||||
ynh_debug --message="\nMax estimated footprint=$(( $php_max_children * $footprint ))"
|
||||
ynh_debug --message="Min estimated footprint=$(( $php_min_spare_servers * $footprint ))"
|
||||
fi
|
||||
if [ "$php_pm" = "dynamic" ]; then
|
||||
ynh_debug --message="Estimated average footprint=$(( $php_max_spare_servers * $footprint ))"
|
||||
elif [ "$php_pm" = "static" ]; then
|
||||
ynh_debug --message="Estimated footprint=$(( $php_max_children * $footprint ))"
|
||||
fi
|
||||
ynh_debug --message="\nRaw php-fpm values:"
|
||||
ynh_debug --message="pm.max_children = $php_max_children"
|
||||
if [ "$php_pm" = "dynamic" ]; then
|
||||
ynh_debug --message="pm.start_servers = $php_start_servers"
|
||||
ynh_debug --message="pm.min_spare_servers = $php_min_spare_servers"
|
||||
ynh_debug --message="pm.max_spare_servers = $php_max_spare_servers"
|
||||
fi
|
||||
fi
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue