mirror of
https://github.com/YunoHost-Apps/cryptpad_ynh.git
synced 2024-09-03 18:26:14 +02:00
85 lines
2.2 KiB
Bash
85 lines
2.2 KiB
Bash
#!/bin/bash
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#=================================================
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# COMMON VARIABLES
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#=================================================
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nodejs_version=8.11.4
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#=================================================
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# Start or restart a service and follow its booting
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#
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# usage: ynh_check_starting "Line to match" [Log file] [Timeout] [Service name]
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#
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# | arg: Line to match - The line to find in the log to attest the service have finished to boot.
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# | arg: Log file - The log file to watch
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# | arg: Service name
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# /var/log/$app/$app.log will be used if no other log is defined.
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# | arg: Timeout - The maximum time to wait before ending the watching. Defaut 300 seconds.
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ynh_check_starting () {
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local line_to_match="$1"
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local service_name="${4:-$app}"
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local app_log="${2:-/var/log/$service_name/$service_name.log}"
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local timeout=${3:-300}
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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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echo "Starting of $service_name" >&2
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systemctl stop $service_name
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local templog="$(mktemp)"
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# Following the starting of the app in its log
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tail -F -n0 "$app_log" > "$templog" &
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# Get the PID of the tail command
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local pid_tail=$!
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systemctl start $service_name
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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_to_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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fi
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echo ""
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ynh_clean_check_starting
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}
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#=================================================
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# EXEC_LOGIN_AS Helper
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# Execute a command as another user with login
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# (hence in user home dir, with prior loading of .profile, etc.)
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# usage: exec_login_as USER COMMAND [ARG ...]
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exec_login_as() {
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local user=$1
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shift 1
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exec_as $user --login "$@"
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}
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# Execute a command as another user
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# usage: exec_as USER COMMAND [ARG ...]
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exec_as() {
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local user=$1
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shift 1
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if [[ $user = $(whoami) ]]; then
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eval "$@"
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else
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sudo -u "$user" "$@"
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fi
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}
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