packer | creating identical machine images for multiple platforms
kandi X-RAY | packer Summary
kandi X-RAY | packer Summary
Packer is a tool for building identical machine images for multiple platforms from a single source configuration. Packer is lightweight, runs on every major operating system, and is highly performant, creating machine images for multiple platforms in parallel. Packer comes out of the box with support for many platforms, the full list of which can be found at Support for other platforms can be added via plugins. The images that Packer creates can easily be turned into Vagrant boxes.
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QUESTION
I am trying to do something very simple with PIXI and Typescript. I decided to switch to using texture packer from loading individual png files and ran into this issue. The issue is when trying to access the texture that is loaded through the spritesheet json file I get a promise error. The code is very simple and I have tried various ways of doing this with no luck. This example is the simplest and uses the example from CodeAndWeb (Texture packer devs site) but in an attempt to translate it to typescript and separated the functionality a bit. Any advice is highly appreciated. Thanks.
Code Sandbox here: https://codesandbox.io/s/empty-hooks-9g8j6?file=/src/index.ts
...ANSWER
Answered 2022-Mar-15 at 14:11For anyone who comes across this question, I've had the exact same error. It was hard for me to find solutions on StackOverflow, but in the end, I figured it out.
First, if you want to use a public server, it'll have to have CORs enabled. Then, it should work fine.
If you want to use an image hosted on a local server (e.g. using the http-server
package to run a local file repository), for the image source, you'll have to use the full link – e.g. http://127.0.0.1:8001
instead of something like localhost:8001
, which won't work. You'll also have to enable the CORs option (for instance, for http-server
, that would mean adding the --cors
flag)
QUESTION
I have several images I build in packer for vsphere. You can think of these as base images, like a base linux, and base windows that have minimal required software installed. I then want to have additional images which will be built from the base template and have additional services installed for example
- windows_template: base image with some mandatory software
- serviceA_template: extends base template but with additional services for service A
- serviceB_template: extends base template but with additional services for service B
Is that possible in packer? that I can use a template name as the source instead of having to build again from ISo and install all the minimal software dependencies.
...ANSWER
Answered 2022-Feb-14 at 19:52You can use the vsphere-clone builder for this. After your base build produces a VSphere template, you can then use that output artifact as the source for the child Packer template build:
QUESTION
My application works properly on the local machine. However, as I uploaded the application to elastic beanstalk, the import of librosa library broke the application. How to solve the issue?
...ANSWER
Answered 2022-Feb-12 at 23:21The issue is probably with tensorflow==2.2.0
. This is a very heavy library and you can't install it on t2.micro
. You need at least t2.medium
(not in free tier) which has more RAM to successfully install tensorflow==2.2.0
on EB.
QUESTION
I have tried the similar problems' solutions on here but none seem to work. It seems that I get a memory error when installing tensorflow from requirements.txt. Does anyone know of a workaround? I believe that installing with --no-cache-dir would fix it but I can't figure out how to get EB to do that. Thank you.
Logs:
...ANSWER
Answered 2022-Feb-05 at 22:37The error says MemoryError
. You must upgrade your ec2 instance to something with more memory. tensorflow
is very memory hungry application.
QUESTION
I'm trying to scrape a website to return what events are taking place on a channel. I'm having difficulty adding the dates to the event because of how they're stored - once for all the events on the day under a dateSeparator
class.
I imagine I will have to count all the events between each event then apply the date to those, the problem is I have no clue how to achieve that. Can someone lend me a hand, please?
My code
...ANSWER
Answered 2021-Dec-31 at 19:42Change the approach of collecting your data a bit and select the elements in order they appear under the date seperators.
Step #1
Select all the date seperators:
QUESTION
I have a spreadsheet of fantasy players and their individual game stats. What I would like to add is a column that lists the Vegas Line of that individual game.
I'm merging from the below spreadsheet:
...ANSWER
Answered 2021-Nov-24 at 20:43Try changing x.lstrip('at')
to x.lstrip('at ')
QUESTION
as you can see from the code snippet below, ansible's executable seems to be ignoring the ansible_python_interpreter variable. Without resorting to an inventory file (this is for a gitlab pipeline based on hashicorp's packer - which calls ansible), how could I enforce ansible to use whatever python version I have? In this case, it's an Ubuntu 18.04, so I want to switch from python-2.7 to python-3.6.
Another related cause couldto be the fact that ansibles pkg (policy?) always installs python-2.7 on bionic.
...ANSWER
Answered 2021-Nov-23 at 17:27You have not provided any evidence that the parameter is being ignored. ansible_python_intepreter
applies to the execution of modules on the targets, not to the execution of Ansible itself.
The Ansible control process always uses the Python interpreter it was installed under; the best way to change this is to change your install process.
QUESTION
Note: I am trying to run
packer.exe
as a background process to workaround a particular issue with theazure-arm
builder, and I need to watch the output. I am not usingStart-Process
because I don't want to use an intermediary file to consume the output.
I have the following code setting up packer.exe
to run in the background so I can consume its output and act upon a certain log message. This is part of a larger script but this is the bit in question that is not behaving correctly:
ANSWER
Answered 2021-Oct-20 at 22:36StreamReader.ReadLine()
is blocking by design.There is an asynchronous alternative,
.ReadLineAsync()
, which returns aTask
instance that you can poll for completion, via its.IsCompleted
property, without blocking your foreground thread (polling is your only option in PowerShell, given that it has no language feature analogous to C#'sawait
).
Here's a simplified example that focuses on asynchronous reading from a StreamReader
instance that happens to be a file, to which new lines are added only periodically; use Ctrl-C to abort.
I would expect the code to work the same if you adapt it to your stdout-reading System.Diagnostics.Process
code.
QUESTION
Wanna make to open website when I click it from ListView. I made it with some youtube videos. Mixed up those youtube videos and of course, It's not working. What should fix or add more code? I put my every codes to understand it. Need you guys help a lot.
...ANSWER
Answered 2021-Oct-14 at 12:47Currently according to your code above when you click on a ListView item you are trying to open a url using the below Intent which is failing to construct a url from an ArrayList:
QUESTION
So I have a program that creates a schedule for every single NFL team and all of the lists are in a dictionary. The point is that I will have lists with 16 teams and I want to have one team play another team every single week, so it would look something like this for week 1 (As a sorted list not the original list which contains all 16 teams they will play).
...ANSWER
Answered 2021-Oct-14 at 12:44[proposed round-robin solution removed as it was not applicable]
The problem can be converted to a graph where each distinct game is a vertex and the edges are links to other games that don't conflict (i.e. other games that don't involve the same teams). Each week's schedule will be a maximum clique in that graph and there will be 16 disjoint cliques of 16 games in the 256 node graph.
Finding maximum cliques is a well known NP-Complete problem but given the constraints, there may be a dynamic programming solution. Having 16 disjoint cliques of 16 games means that the full graph is covered by these cliques so every game will go in exactly one of these cliques. We can also leverage the fact that we know of 16 games that each belong to a different clique and can serve as anchors to expand the 16 distinct cliques (e.g. the 16 matches with the 49ers for example).
My initial attempts at solving this with DP were unsuccessful and would take forever to converge to an answer. They worked on a small schedule generated with the round-robin algorithm but failed with the 32 teams dictionary.
[EDIT] Found a solution that may work
After realizing that there were repeated teams in the lists I figured out why my initial graph solutions were failing. This gave me an idea for one final attempt that actually worked (at least for the data sample you provided in a comment and for shuffled round-robin schedules I tested).
The solution is an optimized variant of the graph algorithm I was playing with. The graph's vertices are now unique games (team pairs) that allow for repetitions. The algorithm uses a list of game sets (one per week) and attempts to place each game (vertex) in one of the weeks while respecting constraints. It backtracks the game placements when it hits a dead end. Combined with a dynamic prioritization of games to place, the program reverse engineers the schedule within seconds (it was still taking an inordinate amount of time without the prioritization).
Note that, although it did in all my tests, I cannot be sure that the program will always respond as rapidly with different data. That's why I'm only saying this MAY work.
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