89 lines
2.0 KiB
Bash
Executable File
89 lines
2.0 KiB
Bash
Executable File
#!/bin/sh
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# Settings
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CSV_URL="https://www8.cao.go.jp/chosei/shukujitsu/syukujitsu.csv"
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MAIL_TO="$USER"
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MAIL_FROM="info@holiday.kareha.org"
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MAIL_SUBJECT="Holiday CSV Updated"
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MAIL_BODY="Holiday CSV file has been updated."
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# Constants
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EXIT_SUCCESS=0
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EXIT_FAILURE=1
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# Verify the required runtime environment
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verify_command() {
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if ! command -v $1 >/dev/null; then
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echo "This script requires \"$1\" to be installed. Please install it and try again."
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exit $EXIT_FAILURE
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fi
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}
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verify_command "curl"
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verify_command "nkf"
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verify_command "awk"
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verify_command "mailx"
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# Logging
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CURRENT_MONTH=$(date "+%Y-%m%z")
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SCRIPT_NAME=$(basename $0)
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LOG_DIR="log"
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LOG_FILE="$LOG_DIR/$SCRIPT_NAME-$CURRENT_MONTH"
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get_current_time() {
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date "+%Y-%m-%d %H:%M:%S%z"
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}
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log() {
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local timestamp=$(get_current_time)
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local message=$1
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echo "$timestamp $message" >>$LOG_FILE
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}
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send_mail() {
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echo "$MAIL_BODY" | mailx -r "$MAIL_FROM" -s "$MAIL_SUBJECT" "$MAIL_TO"
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if [ $? -ne 0 ]; then
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log "Failed to send email"
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fi
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}
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# Acquire the lock or exit
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LOCK_DIR="$SCRIPT_NAME-lock"
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if ! mkdir "$LOCK_DIR" 2>/dev/null; then
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echo "Another process is holding the lock. Exiting."
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exit $EXIT_FAILURE
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fi
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mkdir -p $LOG_DIR
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# Internal configuration settings
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TMP_CSV_FILE="holidays-jp-tmp.csv"
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RAW_CSV_FILE="holidays-jp-raw.csv"
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ALL_CSV_FILE="holidays-jp-all.csv"
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CSV_FILE="holidays-jp.csv"
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# Run
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curl -sS -L -o $TMP_CSV_FILE $CSV_URL
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if ! diff -q $RAW_CSV_FILE $TMP_CSV_FILE >/dev/null 2>&1; then
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CACHE_DIR="cache"
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mkdir -p "$CACHE_DIR"
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CURRENT_DATETIME=$(date "+%Y-%m-%d_%H:%M:%S%z")
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cp $TMP_CSV_FILE "$CACHE_DIR/holidays-jp-$CURRENT_DATETIME.csv"
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mv $TMP_CSV_FILE $RAW_CSV_FILE
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nkf -w $RAW_CSV_FILE >$ALL_CSV_FILE
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current_year=$(date +'%Y')
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tail -n +2 $ALL_CSV_FILE | awk -v cy="$current_year" -F'/' '{ if ($1 >= cy) print }' | tr -d '\r' >$CSV_FILE
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log "Changed"
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send_mail
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./merge
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else
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log "No Change"
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rm $TMP_CSV_FILE
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fi
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# Release the lock
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rmdir "$LOCK_DIR"
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# Exit
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exit $EXIT_SUCCESS
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