AVOIDING THE "LEFT-PAD" PROBLEM:
HOW TO SECURE YOUR PIP INSTALL
PROCESS
@aaronbassett
getadministrate.com
Slide 2
Slide 2 text
@AARONBASSETT
Slide 3
Slide 3 text
getadministrate.com
Slide 4
Slide 4 text
What are packages?
Slide 5
Slide 5 text
No content
Slide 6
Slide 6 text
“Most software today is very much like
an Egyptian pyramid with millions of
bricks piled on top of each other, with
no structural integrity, but just done by
brute force and thousands of slaves.”
Alan Kay
Slide 7
Slide 7 text
No content
Slide 8
Slide 8 text
No content
Slide 9
Slide 9 text
No content
Slide 10
Slide 10 text
No content
Slide 11
Slide 11 text
No content
Slide 12
Slide 12 text
No content
Slide 13
Slide 13 text
No content
Slide 14
Slide 14 text
No content
Slide 15
Slide 15 text
No content
Slide 16
Slide 16 text
No content
Slide 17
Slide 17 text
No content
Slide 18
Slide 18 text
No content
Slide 19
Slide 19 text
PRODUCTION
Slide 20
Slide 20 text
QUALITY ASSURANCE
Slide 21
Slide 21 text
LOCAL DEVELOPMENT
Slide 22
Slide 22 text
No content
Slide 23
Slide 23 text
• 40,000 pages of specifications
• 420,000 lines of code
• 17 errors in last 11 versions
Slide 24
Slide 24 text
THE ONLY
BUG FREE
CODE IS NO
CODE
Slide 25
Slide 25 text
No content
Slide 26
Slide 26 text
No content
Slide 27
Slide 27 text
No content
Slide 28
Slide 28 text
ORPHAN PACKAGES
Slide 29
Slide 29 text
PIP TOOLS TO THE RESUCE
Slide 30
Slide 30 text
No content
Slide 31
Slide 31 text
No content
Slide 32
Slide 32 text
No content
Slide 33
Slide 33 text
No content
Slide 34
Slide 34 text
No content
Slide 35
Slide 35 text
pip-sync
Slide 36
Slide 36 text
"LEFT-PAD" PROBLEM
Slide 37
Slide 37 text
KEEP IT LOCAL
Slide 38
Slide 38 text
No content
Slide 39
Slide 39 text
No content
Slide 40
Slide 40 text
No content
Slide 41
Slide 41 text
No content
Slide 42
Slide 42 text
No content
Slide 43
Slide 43 text
No content
Slide 44
Slide 44 text
No content
Slide 45
Slide 45 text
No content
Slide 46
Slide 46 text
PIP HASH
Slide 47
Slide 47 text
No content
Slide 48
Slide 48 text
No content
Slide 49
Slide 49 text
hashin 0.6.0
Slide 50
Slide 50 text
• Inspect code before installing
• Be your own Pypi
• Use pip-compile and pip-sync
• Hash all the things