-
Notifications
You must be signed in to change notification settings - Fork 0
/
Dockerfile
65 lines (51 loc) · 2.03 KB
/
Dockerfile
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
# Copyright 2020 Seth Vargo
# Copyright 2023 Ur Computering Pal, LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Specify the version of Go to use
FROM golang:1.21@sha256:19600fdcae402165dcdab18cb9649540bde6be7274dedb5d205b2f84029fe909 as builder
RUN apt-get update && apt-get install -y xz-utils && rm -rf /var/lib/apt/lists/*
# Install upx (upx.github.io) to compress the compiled action
RUN curl -L https://github.com/upx/upx/releases/download/v4.1.0/upx-4.1.0-amd64_linux.tar.xz | \
tar -xJv --strip-components=1
# Turn on Go modules support and disable CGO
ENV GO111MODULE=on CGO_ENABLED=0
# Copy all the files from the host into the container
WORKDIR /src
COPY . .
# Compile the action - the added flags instruct Go to produce a
# standalone binary
RUN go build \
-a \
-trimpath \
-ldflags "-s -w -extldflags '-static'" \
-installsuffix cgo \
-tags netgo \
-o /bin/action \
.
# Strip any symbols - this is not a library
RUN strip /bin/action
# Compress the compiled action
RUN /go/upx -q -9 /bin/action
# Step 2
# Use the most basic and empty container - this container has no
# runtime, files, shell, libraries, etc.
FROM scratch
# Copy over SSL certificates from the first step - this is required
# if our code makes any outbound SSL connections because it contains
# the root CA bundle.
COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
# Copy over the compiled action from the first step
COPY --from=builder /bin/action /bin/action
# Specify the container's entrypoint as the action
ENTRYPOINT ["/bin/action"]