From 241f0fcf94e3fdfcd75b5947d1af3a2064c087a0 Mon Sep 17 00:00:00 2001
From: "iliya.saroukha" <iliya.saroukhanian@etu.hesge.ch>
Date: Sat, 1 Jun 2024 21:53:37 +0200
Subject: [PATCH] feat: part 2 of ex4 done (lab8)
---
content/08_dockerfiles.md | 48 +++++++++++++++++++++++++++++++--------
1 file changed, 39 insertions(+), 9 deletions(-)
diff --git a/content/08_dockerfiles.md b/content/08_dockerfiles.md
index 83afb02..7ce3e89 100644
--- a/content/08_dockerfiles.md
+++ b/content/08_dockerfiles.md
@@ -285,19 +285,19 @@ alienwave_multistage 1.0 1c7f0a242c2c 4 minutes ago 12MB
#### Dockerfile
```bash
-FROM ubuntu:22.04 as BUILDER
+FROM ubuntu:22.04
-RUN apt update -y && apt install -y golang ca-certificates
-RUN go install github.com/alfg/asciicat@latest
+RUN apt update -y && apt install -y golang ca-certificates && go install github.com/alfg/asciicat@latest
+WORKDIR /root
-FROM alpine:3.20
+ENV PATH="${PATH}:/root/go/bin"
+
+WORKDIR /home/Pictures
-RUN apk update
-COPY --from=builder /root/go/bin/asciicat /usr/bin
COPY . .
-ENTRYPOINT ["usr/bin/asciicat"]
+ENTRYPOINT ["asciicat"]
```
#### Fabrication de l'image
@@ -309,7 +309,7 @@ docker buildx build . -t asciicat:1.0 -f Dockerfile1
#### Utilisation
```bash
-docker run --rm asciicat:1.0 -i gopher.png
+docker run --rm asciicat:1.0 -i tux.png
```
- Quelle est la taille de l'image générée ?
@@ -331,5 +331,35 @@ Donc la largeur par défaut de l'image est 80
- Quelle est la ligne de commande à exécuter pour obtenir une largeur de 40
```bash
-docker run --rm asciicat:1.0 -i gopher.png -w 40
+docker run --rm asciicat:1.0 -i cat.png -w 40
```
+
+### Partie 2
+
+#### Dockerfile
+
+```bash
+FROM ubuntu:22.04 as BUILDER
+
+RUN apt update -y && apt install -y golang ca-certificates
+RUN go install github.com/alfg/asciicat@latest
+
+
+FROM alpine:3.20
+
+RUN apk update
+COPY --from=builder /root/go/bin/asciicat /usr/bin
+COPY . .
+
+ENTRYPOINT ["usr/bin/asciicat"]
+```
+
+#### Affichez la différence de taille entre l'image initiale et la _multi-stage build_
+
+```bash
+REPOSITORY TAG IMAGE ID CREATED SIZE
+asciicat_multistage 1.0 a10aafdcc5c2 12 seconds ago 12.8MB
+asciicat 1.0 5f22c52d66b2 7 minutes ago 890MB
+```
+
+- Le facteur de taille gagnée est de $\sim 69$ (noice) fois.
--
GitLab