152 lines
9.3 KiB
Bash
152 lines
9.3 KiB
Bash
#!/bin/bash
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current_updates=0
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commander(){
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mapfile -t array < <(cli -m csv -c 'app chart_release query name,update_available,human_version,human_latest_version,container_images_update_available,status' | tr -d " \t\r" | grep -E ",true($|,)" | sort)
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[[ -z $array ]] && echo -e "\nThere are no updates available" && return 0 || echo -e "\n${#array[@]} update(s) available"
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[[ -z $timeout ]] && echo -e "\nDefault Timeout: 500" && timeout=500 || echo -e "\nCustom Timeout: $timeout"
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[[ "$timeout" -le 120 ]] && echo "Warning: Your timeout is set low and may lead to premature rollbacks or skips"
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update_limit=2
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for i in "${array[@]}"
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do
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update_apps "$i" &
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(( current_updates++ ))
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processes+=($!)
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while [[ "$current_updates" -ge "$update_limit" ]]
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do
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sleep 5
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done
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done
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for proc in "${processes[@]}"
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do
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wait "$proc"
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done
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}
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export -f commander
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update_apps(){
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app_name=$(echo "$i" | awk -F ',' '{print $1}') #print out first catagory, name.
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old_app_ver=$(echo "$i" | awk -F ',' '{print $4}' | awk -F '_' '{print $1}' | awk -F '.' '{print $1}') #previous/current Application MAJOR Version
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new_app_ver=$(echo "$i" | awk -F ',' '{print $5}' | awk -F '_' '{print $1}' | awk -F '.' '{print $1}') #new Application MAJOR Version
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old_chart_ver=$(echo "$i" | awk -F ',' '{print $4}' | awk -F '_' '{print $2}' | awk -F '.' '{print $1}') # Old Chart MAJOR version
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new_chart_ver=$(echo "$i" | awk -F ',' '{print $5}' | awk -F '_' '{print $2}' | awk -F '.' '{print $1}') # New Chart MAJOR version
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status=$(echo "$i" | awk -F ',' '{print $2}') #status of the app: STOPPED / DEPLOYING / ACTIVE
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startstatus=$status
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diff_app=$(diff <(echo "$old_app_ver") <(echo "$new_app_ver")) #caluclating difference in major app versions
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diff_chart=$(diff <(echo "$old_chart_ver") <(echo "$new_chart_ver")) #caluclating difference in Chart versions
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old_full_ver=$(echo "$i" | awk -F ',' '{print $4}') #Upgraded From
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new_full_ver=$(echo "$i" | awk -F ',' '{print $5}') #Upraded To
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rollback_version=$(echo "$i" | awk -F ',' '{print $4}' | awk -F '_' '{print $2}')
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printf '%s\0' "${ignore[@]}" | grep -iFxqz "${app_name}" && echo -e "\n$app_name\nIgnored, skipping" && (( current_updates-- )) && return #If application is on ignore list, skip
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if [[ "$diff_app" == "$diff_chart" || "$update_all_apps" == "true" ]]; then #continue to update
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if [[ $stop_before_update == "true" ]]; then # Check to see if user is using -S or not
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if [[ "$status" == "STOPPED" ]]; then # if status is already stopped, skip while loop
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echo -e "\n$app_name"
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[[ "$verbose" == "true" ]] && echo "Updating.."
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cli -c 'app chart_release upgrade release_name=''"'"$app_name"'"' &> /dev/null && echo -e "Updated\n$old_full_ver\n$new_full_ver" && after_update_actions || echo "FAILED"
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(( current_updates-- ))
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return
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else # if status was not STOPPED, stop the app prior to updating
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echo -e "\n$app_name"
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[[ "$verbose" == "true" ]] && echo "Stopping prior to update.."
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midclt call chart.release.scale "$app_name" '{"replica_count": 0}' &> /dev/null && SECONDS=0 || echo -e "FAILED"
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while [[ "$status" != "STOPPED" ]]
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do
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status=$(cli -m csv -c 'app chart_release query name,update_available,human_version,human_latest_version,status' | grep "^$app_name," | awk -F ',' '{print $2}')
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if [[ "$status" == "STOPPED" ]]; then
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echo "Stopped"
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[[ "$verbose" == "true" ]] && echo "Updating.."
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cli -c 'app chart_release upgrade release_name=''"'"$app_name"'"' &> /dev/null && echo -e "Updated\n$old_full_ver\n$new_full_ver" && after_update_actions || echo "Failed to update"
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break
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elif [[ "$SECONDS" -ge "$timeout" ]]; then
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echo "Error: Run Time($SECONDS) has exceeded Timeout($timeout)"
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break
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elif [[ "$status" != "STOPPED" ]]; then
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[[ "$verbose" == "true" ]] && echo "Waiting $((timeout-SECONDS)) more seconds for $app_name to be STOPPED"
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sleep 10
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fi
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done
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fi
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else #user must not be using -S, just update
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echo -e "\n$app_name"
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[[ "$verbose" == "true" ]] && echo "Updating.."
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cli -c 'app chart_release upgrade release_name=''"'"$app_name"'"' &> /dev/null && echo -e "Updated\n$old_full_ver\n$new_full_ver" && after_update_actions || echo "FAILED"
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fi
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else
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echo -e "\n$app_name\nMajor Release, update manually"
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(( current_updates-- ))
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return
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fi
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(( current_updates-- ))
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}
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export -f update_apps
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after_update_actions(){
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SECONDS=0
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count=0
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if [[ $rollback == "true" ]]; then
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while true
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do
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(( count++ ))
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status=$(cli -m csv -c 'app chart_release query name,update_available,human_version,human_latest_version,status' | grep "^$app_name," | awk -F ',' '{print $2}')
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if [[ "$status" == "ACTIVE" && "$startstatus" == "STOPPED" ]]; then
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[[ "$verbose" == "true" ]] && echo "Returing to STOPPED state.."
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midclt call chart.release.scale "$app_name" '{"replica_count": 0}' &> /dev/null && echo "Stopped"|| echo "FAILED"
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break
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elif [[ "$SECONDS" -ge "$timeout" && "$status" == "DEPLOYING" && "$failed" != "true" ]]; then
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echo -e "Error: Run Time($SECONDS) for $app_name has exceeded Timeout($timeout)\nIf this is a slow starting application, set a higher timeout with -t\nIf this applicaion is always DEPLOYING, you can disable all probes under the Healthcheck Probes Liveness section in the edit configuration\nReverting update.."
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midclt call chart.release.rollback "$app_name" "{\"item_version\": \"$rollback_version\"}" &> /dev/null
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[[ "$startstatus" == "STOPPED" ]] && failed="true" && after_update_actions && unset failed #run back after_update_actions function if the app was stopped prior to update
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break
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elif [[ "$SECONDS" -ge "$timeout" && "$status" == "DEPLOYING" && "$failed" == "true" ]]; then
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echo -e "Error: Run Time($SECONDS) for $app_name has exceeded Timeout($timeout)\nThe application failed to be ACTIVE even after a rollback,\nManual intervention is required\nAbandoning"
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break
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elif [[ "$status" == "STOPPED" ]]; then
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[[ "$count" -le 1 && "$verbose" == "true" ]] && echo "Verifying Stopped.." && sleep 15 && continue #if reports stopped on FIRST time through loop, double check
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[[ "$count" -le 1 && -z "$verbose" ]] && sleep 15 && continue #if reports stopped on FIRST time through loop, double check
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echo "Stopped" && break #if reports stopped any time after the first loop, assume its extermal services.
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elif [[ "$status" == "ACTIVE" ]]; then
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[[ "$count" -le 1 && "$verbose" == "true" ]] && echo "Verifying Active.." && sleep 15 && continue #if reports active on FIRST time through loop, double check
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[[ "$count" -le 1 && -z "$verbose" ]] && sleep 15 && continue #if reports active on FIRST time through loop, double check
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echo "Active" && break #if reports active any time after the first loop, assume actually active.
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else
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[[ "$verbose" == "true" ]] && echo "Waiting $((timeout-SECONDS)) more seconds for $app_name to be ACTIVE"
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sleep 15
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continue
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fi
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done
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else
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if [[ "$startstatus" == "STOPPED" ]]; then
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while true #using a constant while loop, then breaking out of the loop with break commands below.
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do
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(( count++ ))
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status=$(cli -m csv -c 'app chart_release query name,update_available,human_version,human_latest_version,status' | grep "^$app_name," | awk -F ',' '{print $2}')
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if [[ "$status" == "STOPPED" ]]; then
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[[ "$count" -le 1 && "$verbose" == "true" ]] && echo "Verifying Stopped.." && sleep 15 && continue #if reports stopped on FIRST time through loop, double check
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[[ "$count" -le 1 && -z "$verbose" ]] && sleep 15 && continue #if reports stopped on FIRST time through loop, double check
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echo "Stopped" && break #assume actually stopped anytime AFTER the first loop
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break
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elif [[ "$status" == "ACTIVE" ]]; then
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[[ "$count" -le 1 && "$verbose" == "true" ]] && echo "Verifying Active.." && sleep 15 && continue #if reports active on FIRST time through loop, double check
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[[ "$count" -le 1 && -z "$verbose" ]] && sleep 15 && continue #if reports active on FIRST time through loop, double check
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[[ "$verbose" == "true" ]] && echo "Returing to STOPPED state.."
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midclt call chart.release.scale "$app_name" '{"replica_count": 0}' &> /dev/null && echo "Stopped"|| echo "FAILED"
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break
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elif [[ "$SECONDS" -ge "$timeout" ]]; then
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echo "Error: Run Time($SECONDS) has exceeded Timeout($timeout)"
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break
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else
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[[ "$verbose" == "true" ]] && echo "Waiting $((timeout-SECONDS)) more seconds for $app_name to be ACTIVE"
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sleep 10
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continue
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fi
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done
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fi
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fi
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}
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export -f after_update_actions |