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Fixed crontab syntax issue with timing

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This commit is contained in:
Muhammad Ibrahim
2025-09-30 09:31:12 +01:00
parent 3466c0c7fb
commit 8ca22dc7ab
4 changed files with 144 additions and 42 deletions
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29
agents/patchmon-agent.sh
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@@ -1093,16 +1093,33 @@ update_crontab() {
local response=$(curl -ks -H "X-API-ID: $API_ID" -H "X-API-KEY: $API_KEY" -X GET "$PATCHMON_SERVER/api/$API_VERSION/settings/update-interval")
if [[ $? -eq 0 ]]; then
local update_interval=$(echo "$response" | grep -o '"updateInterval":[0-9]*' | cut -d':' -f2)
# Fallback if not found
if [[ -z "$update_interval" ]]; then
update_interval=60
fi
# Normalize interval: 5-59 valid, otherwise snap to hour presets
if [[ $update_interval -lt 5 ]]; then
update_interval=5
elif [[ $update_interval -gt 1440 ]]; then
update_interval=1440
fi
if [[ -n "$update_interval" ]]; then
# Generate the expected crontab entry
local expected_crontab=""
if [[ $update_interval -eq 60 ]]; then
# Hourly updates starting at current minute
local current_minute=$(date +%M)
expected_crontab="$current_minute * * * * /usr/local/bin/patchmon-agent.sh update >/dev/null 2>&1"
else
# Custom interval updates
if [[ $update_interval -lt 60 ]]; then
# Every N minutes (5-59)
expected_crontab="*/$update_interval * * * * /usr/local/bin/patchmon-agent.sh update >/dev/null 2>&1"
else
# Hour-based schedules
if [[ $update_interval -eq 60 ]]; then
# Hourly updates starting at current minute to spread load
local current_minute=$(date +%M)
expected_crontab="$current_minute * * * * /usr/local/bin/patchmon-agent.sh update >/dev/null 2>&1"
else
# For 120, 180, 360, 720, 1440 -> every H hours at minute 0
local hours=$((update_interval / 60))
expected_crontab="0 */$hours * * * /usr/local/bin/patchmon-agent.sh update >/dev/null 2>&1"
fi
fi
# Get current crontab (without patchmon entries)