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docs: use bind mounts in Go Dockerfile examples #22388

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ca688ad
docs: use bind mounts in Go Dockerfile examples
Juneezee Apr 8, 2025
cf728b4
Remove `go mod download` step
Juneezee Apr 11, 2025
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1 change: 1 addition & 0 deletions content/manuals/build/cache/optimize.md
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Expand Up @@ -225,6 +225,7 @@ tool you're using. Here are a few examples:

```dockerfile
RUN --mount=type=cache,target=/go/pkg/mod \
--mount=type=cache,target=/root/.cache/go-build \
go build -o /app/hello
```

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10 changes: 4 additions & 6 deletions content/manuals/build/ci/github-actions/cache.md
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Expand Up @@ -197,13 +197,11 @@ Example Dockerfile in `build/package/Dockerfile`
FROM golang:1.21.1-alpine as base-build

WORKDIR /build
RUN go env -w GOMODCACHE=/root/.cache/go-build

COPY go.mod go.sum ./
RUN --mount=type=cache,target=/root/.cache/go-build go mod download

COPY ./src ./
RUN --mount=type=cache,target=/root/.cache/go-build go build -o /bin/app /build/src
RUN --mount=type=cache,target=/go/pkg/mod \
--mount=type=cache,target=/root/.cache/go-build \
--mount=type=bind,target=. \
go build -o /bin/app /build/src
...
```

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6 changes: 1 addition & 5 deletions content/manuals/extensions/extensions-sdk/build/backend-extension-tutorial.md
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Expand Up @@ -190,13 +190,9 @@ FROM node:17.7-alpine3.14 AS client-builder
FROM golang:1.17-alpine AS builder
ENV CGO_ENABLED=0
WORKDIR /backend
COPY vm/go.* .
RUN --mount=type=cache,target=/go/pkg/mod \
--mount=type=cache,target=/root/.cache/go-build \
go mod download
COPY vm/. .
RUN --mount=type=cache,target=/go/pkg/mod \
--mount=type=cache,target=/root/.cache/go-build \
--mount=type=bind,source=vm/.,target=. \
go build -trimpath -ldflags="-s -w" -o bin/service

FROM alpine:3.15
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3 changes: 0 additions & 3 deletions hack/releaser/Dockerfile
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Expand Up @@ -8,9 +8,6 @@ FROM golang:${GO_VERSION}-alpine AS base
RUN apk add --no-cache openssl
ENV CGO_ENABLED=0
WORKDIR /src
COPY go.mod go.sum ./
RUN --mount=type=cache,target=/go/pkg/mod \
go mod download

FROM base AS releaser
RUN --mount=type=bind,target=. \
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