cruftyoldsysadmin

Honeycomb screenshot of claude usage metrics.

cruftyoldsysadmin

# Claude Code: Custom Bash Permission Hook

A minimal example showing how to create a custom permission hook that auto-approves, denies, or prompts for Bash commands in Claude Code.

## How It Works

When Claude Code wants to run a Bash command, it triggers a `PermissionRequest` event. Your hook script receives JSON on stdin and decides:

| Output | Result |
|--------|--------|

cruftyoldsysadmin

{
  "hooks": {
    "SessionStart": [
      {
        "hooks": [
          {
            "type": "command",
            "command": "${CLAUDE_PLUGIN_ROOT}/scripts/workdir-persistence.sh",
            "timeout": 10
          }

cruftyoldsysadmin

File:   <contents>
Issues: 4

Line 1: Dockerfile
Issue  Category      Title                 Description
    1  Possible Bug  Missing Required      All commands in a Dockerfile require at least 1 argument.
                     Arguments             A line in a Dockerfile can be in any of the following formats:
                                           * * *
                                           #### `# Comment`

cruftyoldsysadmin

{
  "basics": {
    "name": "Michael T. Halligan",
    "label": "Infrastructure as Code & DevOps Engineer",
    "location": {
      "city": "Istanbul",
      "timezone": "UTC+3"
    },
    "email": "forrecruiteremail@gmail.com",
    "profiles": [

cruftyoldsysadmin

# CloudWatch Log Group metric filters for driftctl-slack.
module "filter" {
  for_each = var.cloudwatch_log_filters
  source   = "terraform-aws-modules/cloudwatch/aws//modules/log-metric-filter"
  version  = "3.3.0"

  log_group_name                  = local.aws_cloudwatch_log_group
  metric_transformation_name      = each.key
  metric_transformation_namespace = "drifctl.scan"
  metric_transformation_value     = var.cloudwatch_log_filters[each.key].metric_value

cruftyoldsysadmin

Keybase proof

I hereby claim:

• I am cruftyoldsysadmin on github.
• I am cruftyold (https://keybase.io/cruftyold) on keybase.
• I have a public key ASAw1b89MQEorjvS9Dn6j8x1md7c-u6nGuY923pZnNVYOwo

To claim this, I am signing this object:

cruftyoldsysadmin

// Initialize two arrays

ary1 = []
ary2 = []

// Iterate over each array
for ary in [ary1, ary2] {
  // Set initial value of counter to 0 for an array index
  count = 0
  // Do this 1000 times

cruftyoldsysadmin

#!/usr/bin/env python2.7

"""
Usage: {prog} --user username \
        --password password \ # Either password or Passfile is required
        --passfile /etc/rabbitmq/secret \
        --url http://localhost:15672/api/nodes/rabbitmq@dev-rmq-01 \
        --metric partitions \
        --metricname displayname.of.metric (optional)\
        --debug (optional)

cruftyoldsysadmin

#!/usr/bin/env python

# pw_push() Pushes password to pwpush.com
#
def pw_push(password):
    pwp_token = requests.post('https://pwpush.com/p.json', data =
        {
            'password[payload]'              : password,
            'password[expire_after_day]'     : 5,
            'password[expire_after_views]'   : 5,