зеркало из https://github.com/docker/doodle.git
Docker cheers!
This commit is contained in:
Patrick Devine
Родитель
fe151eaabb
Коммит
cb26195a76
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@ -0,0 +1,10 @@
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FROM golang:1.11-alpine AS builder
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RUN apk add --no-cache git
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RUN go get github.com/pdevine/go-asciisprite
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WORKDIR /project
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COPY cheers.go .
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RUN CGO_ENABLED=0 GOOS=linux go build -a -ldflags '-extldflags "-static"' -o cheers cheers.go
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FROM scratch
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COPY --from=builder /project/cheers /cheers
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ENTRYPOINT ["/cheers"]
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FROM --platform=$BUILDPLATFORM golang:1.11-alpine AS builder
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RUN apk add --no-cache git
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RUN go get github.com/pdevine/go-asciisprite
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WORKDIR /project
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COPY cheers.go .
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ARG TARGETOS
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ARG TARGETARCH
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ENV GOOS=$TARGETOS GOARCH=$TARGETARCH
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RUN CGO_ENABLED=0 go build -a -ldflags '-extldflags "-static"' -o cheers cheers.go
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FROM scratch AS release-linux
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COPY --from=builder /project/cheers /cheers
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ENTRYPOINT ["/cheers"]
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FROM microsoft/nanoserver AS release-windows
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COPY --from=builder /project/cheers /cheers.exe
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ENTRYPOINT ["\\cheers.exe"]
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FROM release-$TARGETOS
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Cheers, to Dockercon 2019!
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==========================
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Cheers, everybody!
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It's time for Dockercon SF 2019, and Moby wanted to celebrate it in docker style!
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To try it out, run:
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`docker run -it --rm docker/cheers`
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Complete source can be found [here](https://github.com/docker/doodle).
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@ -0,0 +1,311 @@
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package main
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import (
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"math"
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"math/rand"
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"time"
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sprite "github.com/pdevine/go-asciisprite"
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tm "github.com/pdevine/go-asciisprite/termbox"
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)
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var random *rand.Rand
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var allSprites sprite.SpriteGroup
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var bubbles []*Bubble
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var Width int
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var Height int
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const (
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falling = iota
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swimming
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)
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const cheers_c0 = `
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,---,
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,`+"`"+`--.' |
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,----.. ,---, | : :
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/ / \ ,--.' | ' ' ;
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| : :| | : __ ,-. | | |
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. | ;. /: : : ,' ,'/ /| .--.--. ' : ;
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. ; /--`+"`"+` : | |,--. ,---. ,---. ' | |' | / / ' | | '
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; | ; | : ' | / \ / \ | | ,'| : /`+"`"+`./ ' : |
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| : | | | /' : / / | / / |' : / | : ;_ ; | ;
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. | '___ ' : | | |. ' / |. ' / || | ' \ \ `+"`"+`. `+"`"+`---'. |
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' ; : .'|| | ' | :' ; /|' ; /|; : | `+"`"+`----. \ `+"`"+`--..`+"`"+`;
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' | '/ :| : :_:,'' | / |' | / || , ; / /`+"`"+`--' /.--,_
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| : / | | ,' | : || : | ---' '--'. / | |`+"`"+`.
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\ \ .' `+"`"+`--'' \ \ / \ \ / `+"`"+`--'---' `+"`"+`-- -`+"`"+`, ;
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`+"`"+`---`+"`"+` `+"`"+`----' `+"`"+`----' '---`+"`"+`"`
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const whale_c0 = `xxxxxxxxxxxxxxx##xxxxxxxx.xxxxx
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xxxxxxxxx##x##x##xxxxxxx==xxxxx
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xxxxxx##x##x##x##xxxxxx===xxxxx
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xx/""""""""""""""""\___/x===xxx
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x{ /xx===x
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xx\______ o __/xxxxxxx
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xxxx\ \ __/xxxxxxxxxx
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xxxxx\____\______/xxxxxxxxxxxxx`
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const whale_c1 = `xxxxxxxxxxxxxxx##xxxxxxxx.xxxxx
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xxxxxxxxx##x##x##xxxxxxx==xxxxx
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xxxxxx##x##x##x##xxxxxx===xxxxx
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xx/""""""""""""""""\___/x===xxx
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x{ /xx===x
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xx\______ o __/xxxxxxx
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xxxx\ \ __/xxxxxxxxxx`
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const whale_c1_rev = `xxxxx.xxxxxxxx##xxxxxxxxxxxxxxx
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xxxxx==xxxxxxx##x##x##xxxxxxxxx
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xxxxx===xxxxxx##x##x##x##xxxxxx
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xxx===x\___/""""""""""""""""\xx
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x===xx\ }x
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xxxxxxx\__ o ______/xx
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xxxxxxxxxx\__ / /xxxx`
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const glass_img = `
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_____________________
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__....::::::::::''''''' '''''''::::::::....__
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.:'::. .::':.
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':. ':::::.___.____,__________________ _._____..:::::' ,'
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':. ':::::::::::::::::::::::::::::::::::::' : '
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':. .:'
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':. .:'
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'. .'
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'-._ _.-'
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'- .._ _.. -'
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''' - .,.,. - '''
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(:' .:)
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:| '|
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|. ||
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|| :|
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:| |'
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|| :|
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'| ||
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|: ':
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|| :|
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__..--:| |'--..__
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_...-' _.' |' :| '.__ '-..._
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/ - ..--- ''''' ---... _ \
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\ _____ ..-- --.. ____ /
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'-----....._________.....-----'`
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type Title struct {
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sprite.BaseSprite
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}
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type Whale struct {
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sprite.BaseSprite
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Facing int
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MinX int
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MaxX int
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Timer int
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TimeOut int
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TargetY int
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AY int
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VY int
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State int
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}
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type Glass struct {
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sprite.BaseSprite
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Width int
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Counter int
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}
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type Bubble struct {
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sprite.BaseSprite
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Timer int
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TimeOut int
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Dead bool
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}
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const bubble_c0 = "o"
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const bubble_c1 = ","
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const bubble_c2 = "."
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func NewTitle() *Title {
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t := &Title{BaseSprite: sprite.BaseSprite{
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Visible: true,
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Y: 2},
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}
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t.AddCostume(sprite.NewCostume(cheers_c0, 'x'))
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t.X = Width / 2 - (t.Width / 2)
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return t
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}
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func NewWhale(g *Glass) *Whale {
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w := &Whale{BaseSprite: sprite.BaseSprite{
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Visible: true,
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Y: -10},
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TargetY: Height - (g.Height + 8),
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Facing: -1,
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MinX: g.X,
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TimeOut: 2,
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AY: 1,
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VY: 2,
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State: falling,
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}
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w.AddCostume(sprite.NewCostume(whale_c0, 'x'))
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w.X = Width / 2 - w.Width / 2
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w.MaxX = g.X+g.Width-w.Width
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return w
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}
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func (w *Whale) Update() {
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if w.State == falling {
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if w.Y < w.TargetY {
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w.VY += w.AY
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w.Y += w.VY
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} else {
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w.Y = w.TargetY
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w.State = swimming
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w.Costumes = nil
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w.AddCostume(sprite.NewCostume(whale_c1, 'x'))
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}
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} else {
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w.Timer++
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if w.Timer >= w.TimeOut {
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w.Timer = 0
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w.X += w.Facing
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if w.Facing == -1 && w.X <= w.MinX {
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w.Facing = 1
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w.Costumes = nil
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w.AddCostume(sprite.NewCostume(whale_c1_rev, 'x'))
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} else if w.Facing == 1 && w.X >= w.MaxX {
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w.Facing = -1
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w.Costumes = nil
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w.AddCostume(sprite.NewCostume(whale_c1, 'x'))
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}
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}
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}
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}
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func NewGlass() *Glass {
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g := &Glass{BaseSprite: sprite.BaseSprite{
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Visible: true,
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X: Width/2-30},
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Width: 60,
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}
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g.AddCostume(sprite.NewCostume(glass_img, ' '))
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g.Y = Height - (g.Height + 5)
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return g
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}
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func (g *Glass) Update() {
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g.Counter++
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if g.Counter > 1 {
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b := g.NewBubble()
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bubbles = append(bubbles, b)
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allSprites.Sprites = append(allSprites.Sprites, b)
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g.Counter = 0
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}
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}
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func (g *Glass) NewBubble() *Bubble {
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p := g.pointInGlass()
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b := &Bubble{BaseSprite: sprite.BaseSprite{
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Visible: true,
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X: g.X+g.Width/2+p.X,
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Y: g.Y+p.Y+10},
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TimeOut: random.Intn(5)+3,
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}
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b.AddCostume(sprite.NewCostume(bubble_c0, '~'))
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b.AddCostume(sprite.NewCostume(bubble_c1, '~'))
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b.AddCostume(sprite.NewCostume(bubble_c2, '~'))
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return b
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}
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func (b *Bubble) Update() {
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b.Y--
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b.Timer++
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if b.Timer > b.TimeOut {
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b.CurrentCostume++
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b.TimeOut = random.Intn(5)+3
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if b.CurrentCostume >= len(b.Costumes) {
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b.Visible = false
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b.Dead = true
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}
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}
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}
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func (g *Glass) pointInGlass() sprite.Point {
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x := random.Intn(g.Width-2)-(g.Width-2)/2
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y := int(math.Round(-0.010 * float64(x) * float64(x)))
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return sprite.Point{x, y}
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}
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func Vaccuum() {
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for cnt := len(bubbles)-1; cnt >= 0; cnt-- {
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b := bubbles[cnt]
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if b.Dead == true {
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allSprites.Remove(b)
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copy(bubbles[cnt:], bubbles[cnt+1:])
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bubbles[len(bubbles)-1] = nil
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bubbles = bubbles[:len(bubbles)-1]
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}
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}
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}
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func main() {
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// XXX - Wait a bit until the terminal is properly initialized
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time.Sleep(1000 * time.Millisecond)
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err := tm.Init()
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if err != nil {
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panic(err)
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}
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defer tm.Close()
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Width, Height = tm.Size()
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random = rand.New(rand.NewSource(time.Now().UnixNano()))
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event_queue := make(chan tm.Event)
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go func() {
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for {
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event_queue <- tm.PollEvent()
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}
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}()
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glass := NewGlass()
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txt := "Press 'ESC' to quit."
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c := sprite.NewCostume(txt, '~')
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text := sprite.NewBaseSprite(Width/2-len(txt)/2, Height-2, c)
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t := NewTitle()
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w := NewWhale(glass)
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allSprites.Sprites = append(allSprites.Sprites, t)
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allSprites.Sprites = append(allSprites.Sprites, glass)
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allSprites.Sprites = append(allSprites.Sprites, w)
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allSprites.Sprites = append(allSprites.Sprites, text)
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mainloop:
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for {
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tm.Clear(tm.ColorDefault, tm.ColorDefault)
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select {
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case ev := <-event_queue:
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if ev.Type == tm.EventKey {
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if ev.Key == tm.KeyCtrlC || ev.Key == tm.KeyEsc || ev.Ch == 'q' {
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break mainloop
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}
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} else if ev.Type == tm.EventResize {
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Width = ev.Width
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Height = ev.Height
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}
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default:
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allSprites.Update()
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allSprites.Render()
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time.Sleep(50 * time.Millisecond)
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}
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Vaccuum()
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}
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}
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