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Produktbild: Scripting

Scripting Automation with Bash, PowerShell, and Python

Aus der Reihe Rheinwerk Computing

49,95 €

inkl. gesetzl. MwSt., Versandkostenfrei

Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

05.03.2024

Verlag

Rheinwerk Publishing

Seitenzahl

470

Maße (L/B/H)

25,4/17,6/2,6 cm

Gewicht

816 g

Auflage

1

Sprache

Englisch

ISBN

978-1-4932-2556-9

Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

05.03.2024

Verlag

Rheinwerk Publishing

Seitenzahl

470

Maße (L/B/H)

25,4/17,6/2,6 cm

Gewicht

816 g

Auflage

1

Sprache

Englisch

ISBN

978-1-4932-2556-9

Herstelleradresse

Rheinwerk Verlag GmbH
Rheinwerkallee 4
53227 Bonn
DE

Email: service@rheinwerk-verlag.de

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  • Produktbild: Scripting
  • ... Preface ... 23

    ... Bash, PowerShell, or Python? ... 23

    ... About This Book ... 24

    PART I ... Scripting Languages ... 27

    1 ... Scripting: Doing One Thing ... 29

    1.1 ... What Does Scripting Mean? ... 29

    1.2 ... Scripting Languages ... 31

    1.3 ... The Agony of Choice ... 35

    2 ... Ten Times Ten Lines ... 39

    2.1 ... Markdown Spell Checker (Bash) ... 39

    2.2 ... Sorting Images by Date (PowerShell) ... 40

    2.3 ... Converting a JSON File to XML Format (Python) ... 41

    2.4 ... Daily Server Backups (Bash) ... 42

    2.5 ... Web Scraping (Python) ... 43

    2.6 ... Logging Weather Data (Python) ... 44

    2.7 ... Microsoft Hyper-V Cleanup (PowerShell) ... 45

    2.8 ... Statistical Analysis of a Logging File (Bash) ... 46

    2.9 ... Uploading Files to the Cloud (PowerShell) ... 46

    2.10 ... Cloning Virtual Machines (Bash) ... 47

    3 ... Bash and Zsh ... 49

    3.1 ... Terminal, Shell, and Bash ... 49

    3.2 ... Installation ... 50

    3.3 ... Running Commands Interactively ... 53

    3.4 ... Zsh as an Alternative to Bash ... 56

    3.5 ... The First Bash Script ... 58

    3.6 ... Running Commands ... 63

    3.7 ... Standard Input and Standard Output ... 66

    3.8 ... Globbing, Brace Extension, and Handling File and Directory Names ... 68

    3.9 ... Variables ... 72

    3.10 ... Strings ... 77

    3.11 ... Branches ... 85

    3.12 ... Loops ... 91

    3.13 ... Functions ... 95

    3.14 ... Error Protection ... 96

    4 ... PowerShell ... 99

    4.1 ... Installation ... 99

    4.2 ... Windows Terminal ... 103

    4.3 ... Calling cmdlets and Functions ... 106

    4.4 ... Combining Commands ... 112

    4.5 ... The First Script ... 114

    4.6 ... Variables, Strings, and Objects ... 120

    4.7 ... Arrays and Hash Tables ... 131

    4.8 ... Output Redirection ... 133

    4.9 ... Loops ... 137

    4.10 ... Branches ... 139

    4.11 ... Functions and Parameters ... 141

    4.12 ... Modules ... 147

    4.13 ... Error Protection ... 149

    5 ... Python ... 153

    5.1 ... Installing Python ... 153

    5.2 ... Getting to Know Python in a Terminal Window ... 156

    5.3 ... Programming Custom Scripts ... 157

    5.4 ... Elementary Syntax Rules ... 158

    5.5 ... Numbers ... 160

    5.6 ... Strings ... 162

    5.7 ... Lists ... 169

    5.8 ... Tuples, Sets, and Dictionaries ... 171

    5.9 ... Variables ... 174

    5.10 ... Operators ... 178

    5.11 ... Branches (if) ... 180

    5.12 ... Loops (for and while) ... 181

    5.13 ... Functions ... 187

    5.14 ... Processing Text Files ... 192

    5.15 ... Error Protection ... 195

    5.16 ... System Functions ... 195

    5.17 ... Modules ... 198

    5.18 ... Installing Additional Modules Using pip ... 199

    PART II ... Work Techniques and Tools ... 205

    6 ... Linux Toolbox ... 207

    6.1 ... Directories and Files ... 207

    6.2 ... Finding Files ... 209

    6.3 ... Compressing and Archiving Files ... 210

    6.4 ... Using Root Privileges ... 212

    6.5 ... Software Installation ... 218

    6.6 ... Other Commands ... 220

    7 ... cmdlets for PowerShell ... 223

    7.1 ... Directories and Files ... 223

    7.2 ... Finding Files ... 227

    7.3 ... Compressing and Archiving Files ... 230

    7.4 ... Process Management ... 232

    7.5 ... Registration Database and System Information ... 235

    7.6 ... Processing cmdlet Results ... 238

    7.7 ... Other cmdlets ... 243

    7.8 ... Installing Additional Modules ... 243

    7.9 ... Standard Aliases ... 246

    8 ... Analyzing Texts with Filters and Pipes ... 249

    8.1 ... grep, sort, cut, and uniq ... 249

    8.2 ... Example: Statistical Data Analysis ... 256

    8.3 ... Example: ping Analysis ... 258

    8.4 ... Example: Apache Log Analysis ... 260

    8.5 ... CSV Files ... 263

    9 ... Regular Expressions ... 267

    9.1 ... Syntax Rules for Regular Expressions ... 268

    9.2 ... Groups and Alternatives ... 270

    9.3 ... Regular Expressions in Bash (grep, sed) ... 276

    9.4 ... Regular Expressions in PowerShell ... 280

    9.5 ... Regular Expressions in Python (re Module) ... 283

    10 ... JSON, XML, and INI ... 287

    10.1 ... JSON in PowerShell ... 287

    10.2 ... JSON and Python ... 290

    10.3 ... JSON in Bash ... 295

    10.4 ... XML in PowerShell ... 298

    10.5 ... XML and Python ... 302

    10.6 ... XML in Bash ... 305

    10.7 ... INI Files ... 307

    11 ... Running Scripts Automatically ... 309

    11.1 ... cron ... 309

    11.2 ... Example: Web Server Monitoring ... 313

    11.3 ... Microsoft Windows Task Scheduler ... 315

    11.4 ... Example: Saving Exchange Rates ... 319

    11.5 ... Tracking File System Changes ... 320

    12 ... SSH ... 323

    12.1 ... Installing the SSH Client and Server ... 323

    12.2 ... Working with SSH ... 327

    12.3 ... scp and rsync ... 332

    12.4 ... SSH Authentication with Keys ... 333

    12.5 ... Example: Uploading Images to a Linux Web Server ... 336

    12.6 ... Example: Analyzing Virtual Machines ... 339

    13 ... Visual Studio Code ... 341

    13.1 ... Introduction ... 341

    13.2 ... Language-Specific VS Code Extensions ... 343

    13.3 ... Remote – SSH Extension ... 345

    14 ... Git ... 347

    14.1 ... Git Crash Course ... 348

    14.2 ... Handling Settings and Passwords Correctly ... 355

    14.3 ... Git Automation ... 358

    14.4 ... Git Hooks ... 360

    PART III ... Applications and Examples ... 363

    15 ... Backups ... 365

    15.1 ... Synchronizing Directories to External Storage ... 365

    15.2 ... WordPress Backup ... 370

    15.3 ... SQL Server Backup ... 372

    16 ... Image Processing ... 375

    16.1 ... Manipulating Image Files ... 375

    16.2 ... Sorting Photos by Date Taken ... 379

    16.3 ... Converting Exif Metadata to SQL Commands ... 382

    17 ... Web Scraping ... 389

    17.1 ... Limitations ... 389

    17.2 ... Web Scraping, Web Crawling, and Data Mining ... 390

    17.3 ... Downloading Websites Using wget ... 390

    17.4 ... Web Scraping with Regular Expressions ... 393

    17.5 ... Web Scraping with Beautiful Soup ... 395

    17.6 ... Web Scraping with Requests-HTML ... 399

    17.7 ... Web Scraping with PowerShell ... 401

    18 ... Using REST APIs ... 405

    18.1 ... Tools ... 405

    18.2 ... Sample APIs to Try Out ... 406

    18.3 ... Implementing Custom REST APIs ... 406

    18.4 ... curl and wget ... 406

    18.5 ... Using REST APIs in PowerShell ... 411

    18.6 ... Example: Determining the Current Weather ... 413

    18.7 ... Using REST APIs in Python ... 414

    18.8 ... Example: Determining Electricity Prices and Displaying Them Graphically ... 416

    19 ... Databases ... 421

    19.1 ... Updating and Maintaining Databases ... 422

    19.2 ... Creating a New Customer Account ... 423

    19.3 ... Storing Exif Metadata in a Database ... 426

    19.4 ... Importing JSON Data into a Table ... 429

    20 ... Scripting in the Cloud ... 433

    20.1 ... AWS CLI ... 433

    20.2 ... Example: Uploading Encrypted Backup Files to the Cloud ... 438

    20.3 ... AWS PowerShell Module ... 439

    20.4 ... Example: Offloading Large Files from a Website to the Cloud ... 442

    21 ... Virtual Machines ... 447

    21.1 ... Setting Up and Running Virtual Machines (KVMs) ... 447

    21.2 ... Automating the Network Configuration (KVMs) ... 450

    21.3 ... Controlling Hyper-V ... 453

    ... The Author ... 459

    ... Index ... 461