Focus: BASH Shell Scripting
Subscription Terms: 1-Month | 3-Month | 6-Month | 12-Month
License Options: Single - 10,000 Users
System Requirements: Browser | HTML5 | Flash | JavaScript
User Agents: Chrome | Safari | Firefox | IE9+ | Opera
Mobile Platforms: IOS | Droid | Phones | Tablets
Duration: 8 Hours
Demos: Launch

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Bourne Again Shell (BASH) Scripting II

• INIT & Cron Scripts
  • Identify features & characteristics
  • Parse INIT & Cron scripts
  • Explore variables & function references
  • Evaluate system applicability
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• Command Line Interface (CLI) Arguments
  • Explain features
  • Explore defaults
  • Pass arguments and evaluate interpolation
  • Expose CLI argument counter
  • Ensure appropriate CLI arguments upon invocation
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• Find Failed Logins
  • Auto-generate requisite directory structure
  • Identify relevant logs
  • Default searched user
  • Integrate 'awk' & 'sed' accordingly
  • Correlate search string with defined user
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• Core Dump Removal Simulation
  • Generate core dumps in disparate file system locations
  • Invoke simultaneous logs of activity
  • Qualify references
  • Mail process results
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• Storage Availability Stub
  • Discuss relevance
  • Integrate 'df', 'awk', & 'grep'
  • Parse interesting output
  • Compare derivation with defined thresholds
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• Check Remote Service
  • Explain objective
  • Identify remote service
  • Integrate SSH
  • Trap service status accordingly
  • Loop variable hosts
  • Debug appropriately
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• Backup Snapshots
  • Identify need
  • Integrate storage availability stub
  • Enlist 'tar' & 'bzip2'
  • Flex script to handle differential snapshots
  • Vary snapshot by day
  • Tidy remnants
  • Extend process to encrypt snapshots
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• Error-Handling
  • Restructure process to handle errors
  • Except positive & negative results
  • Define appropriate functions
  • Promulgate function references
  • Test efficacy
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• Free Memory & Swap
  • Define reusable stub
  • Integrate with existing processes
  • Vary thresholds
  • Execute and evalute
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• Logger Stub
  • Reveal usefulness
  • Define and contain parameters in a function
  • Integrate function accordingly
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• Checksum Generator
  • Identify objective
  • Integrate CLI ARGS stub
  • Integrate logger stub
  • Generate desired checksums for variable content
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• Logger Stub
  • Reveal usefulness
  • Define and contain parameters in a function
  • Integrate function accordingly
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• Purge History
  • Justify applicability
  • Explore history environment
  • Ensure history management across shell invocations
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• Monitor Page Loads
  • Explain scenario
  • Integrate 'wget'
  • Define thresholds
  • Code appropriate traps
  • Average page loads over time
  • Evaluate results
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