suggested bash script

This commit is contained in:
Pablo Martin 2024-06-13 18:21:18 +02:00
parent 55ef7ab273
commit 4626152379
2 changed files with 62 additions and 2 deletions

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@ -147,14 +147,13 @@ This tool was made specifically to feed our DWH. These are the steps to perform
- Schedule
- Finally, schedule the execution in the Linux VM to fit your needs.
- Specifics are up to you and your circunstances.
- A general pattern would be to create a little bash script that calls the tool with the right parameters on it.
- A general pattern would be to create a little bash script that calls the tool with the right parameters on it. You can find an example that I like in the root of this repo named `run_xexe.sh`, but that's opinionated and adjusted to my needs at the time of writing this. Adapt it to your environment or start from scratch if necessary.
- Remember to use the `--ignore-warnings` flag if necessary to allow large, automated runs without manually interaction.
- Backfilling
- If you are loading rates for the first time, you might need to backfill long periods of time manually at first.
- The tool is flexible enough. You can probably figure out the right commands by taking a look at `How to Use the tool > General Usage`
- Be careful since you might hit consumption limits set by xe.com.
## Testing
This CLI app has three groups of automatic tests:

61
run_xexe.sh Normal file
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@ -0,0 +1,61 @@
#!/bin/bash
# Define the Slack webhook URL
script_dir=$(dirname "$0")
webhooks_file="slack_webhook_urls.txt"
env_file="$script_dir/$webhooks_file"
if [ -f "$env_file" ]; then
export $(grep -v '^#' "$env_file" | xargs)
else
echo "Error: $webhooks_file file not found in the script directory."
exit 1
fi
# Messages to be sent to Slack
slack_failure_message=":rotating_light::rotating_light::rotating_light: One or more failures during scheduled `xexe` run in production. :rotating_light::rotating_light::rotating_light:"
slack_success_message=":white_check_mark::white_check_mark::white_check_mark: `xexe` run executed successfully in production. :white_check_mark::white_check_mark::white_check_mark:"
# Initialize the failure flag
has_any_step_failed=0
cd /home/azureuser/data-xexe
# Update from git
echo "Updating dbt project from git." | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
git checkout master | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
git pull | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
# Activate venv
source venv/bin/activate
# DWH-healthcheck
echo "Running DWH healthcheck..." | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
xexe dwh-healthcheck | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
if [ $? -ne 0 ]; then
has_any_step_failed=1
echo "Something went wrong when healthchecking DWH." | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
fi
# xe healthcheck
echo "Running XE.com healthcheck..." | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
xexe xe-healthcheck | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
if [ $? -ne 0 ]; then
has_any_step_failed=1
echo "Something went wrong when healthchecking xe.com." | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
fi
# run the actual thing
echo "Getting rates from xe.com..." | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
xexe get-rates --currencies CAD,EUR,NZD,ZAR,AUD,USD,PLN,GBP --output dwh --ignore-warnings | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
if [ $? -ne 0 ]; then
has_any_step_failed=1
echo "Something went wrong when getting rates." | while IFS= read -r line; do printf '%s %s\n' "$(date)" "$line"; done >> /home/azureuser/xexe_run.log 2>&1
fi
# Check if any step failed and send a Slack message
if [ $has_any_step_failed -eq 1 ]; then
curl -X POST -H 'Content-type: application/json' --data "{\"text\":\"$slack_failure_message\"}" $SLACK_ALERT_WEBHOOK_URL
fi
if [ $has_any_step_failed -eq 0 ]; then
curl -X POST -H 'Content-type: application/json' --data "{\"text\":\"$slack_success_message\"}" $SLACK_RECEIPT_WEBHOOK_URL
fi