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fix: include restic binary in alpine and scratch docker images

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This commit is contained in:
Gareth George
2024-03-30 08:16:35 +00:00
parent c32874c1d6
commit f7bd9f7d0a
5 changed files with 38 additions and 30 deletions
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5
Dockerfile.alpine
View File

@@ -1,6 +1,9 @@
FROM alpine:latest
RUN apk --no-cache add ca-certificates curl bash rclone openssh tzdata
RUN mkdir -p /tmp
COPY backrest /backrest
RUN /backrest --install-deps-only
RUN mkdir -p /bin && mv /root/.local/share/backrest/* /bin
ENTRYPOINT ["/backrest"]
COPY backrest /backrest
RUN /backrest --install-deps-only

4
Dockerfile.scratch
View File

@@ -1,9 +1,13 @@
FROM golang:alpine as gobuild
RUN mkdir /tmp-orig
COPY backrest /backrest
RUN /backrest --install-deps-only
RUN mkdir -p /bin && mv /root/.local/share/backrest/* /bin
FROM scratch
COPY --from=gobuild /tmp-orig /tmp
COPY --from=gobuild /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
COPY --from=gobuild /bin /bin
ENTRYPOINT ["/backrest"]
COPY backrest /backrest

12
backrest.go
View File

@@ -30,16 +30,24 @@ import (
"golang.org/x/net/http2/h2c"
)
var InstallDepsOnly = flag.Bool("install-deps-only", false, "install dependencies and exit")
func main() {
flag.Parse()
ctx, cancel := context.WithCancel(context.Background())
go onterm(cancel)
resticPath, err := resticinstaller.FindOrInstallResticBinary()
if err != nil {
zap.S().Fatalf("Error finding or installing restic: %v", err)
}
if *InstallDepsOnly {
zap.S().Info("Dependencies installed, exiting")
return
}
ctx, cancel := context.WithCancel(context.Background())
go onterm(cancel)
// Load the configuration
configStore := createConfigProvider()
cfg, err := configStore.Get()

25
go.sum
View File

@@ -1,5 +1,3 @@
connectrpc.com/connect v1.15.0 h1:lFdeCbZrVVDydAqwr4xGV2y+ULn+0Z73s5JBj2LikWo=
connectrpc.com/connect v1.15.0/go.mod h1:bQmjpDY8xItMnttnurVgOkHUBMRT9cpsNi2O4AjKhmA=
connectrpc.com/connect v1.16.0 h1:rdtfQjZ0OyFkWPTegBNcH7cwquGAN1WzyJy80oFNibg=
connectrpc.com/connect v1.16.0/go.mod h1:XpZAduBQUySsb4/KO5JffORVkDI4B6/EYPi7N8xpNZw=
github.com/alessio/shellescape v1.4.2 h1:MHPfaU+ddJ0/bYWpgIeUnQUqKrlJ1S7BfEYPM4uEoM0=
@@ -8,16 +6,10 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/gitploy-io/cronexpr v0.2.2 h1:Au+wK6FqmOLAF7AkW6q4gnrNXTe3rEW97XFZ4chy0xs=
github.com/gitploy-io/cronexpr v0.2.2/go.mod h1:Uep5sbzUSocMZvJ1s0lNI9zi37s5iUI1llkw3vRGK9M=
github.com/golang-jwt/jwt/v5 v5.2.0 h1:d/ix8ftRUorsN+5eMIlF4T6J8CAt9rch3My2winC1Jw=
github.com/golang-jwt/jwt/v5 v5.2.0/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
github.com/golang-jwt/jwt/v5 v5.2.1 h1:OuVbFODueb089Lh128TAcimifWaLhJwVflnrgM17wHk=
github.com/golang-jwt/jwt/v5 v5.2.1/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 h1:El6M4kTTCOh6aBiKaUGG7oYTSPP8MxqL4YI3kZKwcP4=
@@ -46,41 +38,24 @@ go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8=
go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
golang.org/x/crypto v0.20.0 h1:jmAMJJZXr5KiCw05dfYK9QnqaqKLYXijU23lsEdcQqg=
golang.org/x/crypto v0.20.0/go.mod h1:Xwo95rrVNIoSMx9wa1JroENMToLWn3RNVrTBpLHgZPQ=
golang.org/x/crypto v0.21.0 h1:X31++rzVUdKhX5sWmSOFZxx8UW/ldWx55cbf08iNAMA=
golang.org/x/crypto v0.21.0/go.mod h1:0BP7YvVV9gBbVKyeTG0Gyn+gZm94bibOW5BjDEYAOMs=
golang.org/x/net v0.21.0 h1:AQyQV4dYCvJ7vGmJyKki9+PBdyvhkSd8EIx/qb0AYv4=
golang.org/x/net v0.21.0/go.mod h1:bIjVDfnllIU7BJ2DNgfnXvpSvtn8VRwhlsaeUTyUS44=
golang.org/x/net v0.22.0 h1:9sGLhx7iRIHEiX0oAJ3MRZMUCElJgy7Br1nO+AMN3Tc=
golang.org/x/net v0.22.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.17.0 h1:25cE3gD+tdBA7lp7QfhuV+rJiE9YXTcS3VG1SqssI/Y=
golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
google.golang.org/genproto/googleapis/api v0.0.0-20240228224816-df926f6c8641 h1:SO1wX9btGFrwj9EzH3ocqfwiPVOxfv4ggAJajzlHA5s=
google.golang.org/genproto/googleapis/api v0.0.0-20240228224816-df926f6c8641/go.mod h1:wLupoVsUfYPgOMwjzhYFbaVklw/INms+dqTp0tc1fv8=
google.golang.org/genproto/googleapis/api v0.0.0-20240325203815-454cdb8f5daa h1:Jt1XW5PaLXF1/ePZrznsh/aAUvI7Adfc3LY1dAKlzRs=
google.golang.org/genproto/googleapis/api v0.0.0-20240325203815-454cdb8f5daa/go.mod h1:K4kfzHtI0kqWA79gecJarFtDn/Mls+GxQcg3Zox91Ac=
google.golang.org/genproto/googleapis/rpc v0.0.0-20240228224816-df926f6c8641 h1:DKU1r6Tj5s1vlU/moGhuGz7E3xRfwjdAfDzbsaQJtEY=
google.golang.org/genproto/googleapis/rpc v0.0.0-20240228224816-df926f6c8641/go.mod h1:UCOku4NytXMJuLQE5VuqA5lX3PcHCBo8pxNyvkf4xBs=
google.golang.org/genproto/googleapis/rpc v0.0.0-20240325203815-454cdb8f5daa h1:RBgMaUMP+6soRkik4VoN8ojR2nex2TqZwjSSogic+eo=
google.golang.org/genproto/googleapis/rpc v0.0.0-20240325203815-454cdb8f5daa/go.mod h1:WtryC6hu0hhx87FDGxWCDptyssuo68sk10vYjF+T9fY=
google.golang.org/grpc v1.62.0 h1:HQKZ/fa1bXkX1oFOvSjmZEUL8wLSaZTjCcLAlmZRtdk=
google.golang.org/grpc v1.62.0/go.mod h1:IWTG0VlJLCh1SkC58F7np9ka9mx/WNkjl4PGJaiq+QE=
google.golang.org/grpc v1.62.1 h1:B4n+nfKzOICUXMgyrNd19h/I9oH0L1pizfk1d4zSgTk=
google.golang.org/grpc v1.62.1/go.mod h1:IWTG0VlJLCh1SkC58F7np9ka9mx/WNkjl4PGJaiq+QE=
google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
google.golang.org/protobuf v1.32.0 h1:pPC6BG5ex8PDFnkbrGU3EixyhKcQ2aDuBS36lqK/C7I=
google.golang.org/protobuf v1.32.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=

22
internal/resticinstaller/resticinstaller.go
View File

@@ -32,6 +32,13 @@ var (
didTryInstall bool
)
func resticBinName() string {
if runtime.GOOS == "windows" {
return fmt.Sprintf("restic-%v.exe", RequiredResticVersion)
}
return fmt.Sprintf("restic-%v", RequiredResticVersion)
}
func resticDownloadURL(version string) string {
if runtime.GOOS == "windows" {
return fmt.Sprintf("https://github.com/restic/restic/releases/download/v%v/restic_%v_windows_%v.zip", version, version, runtime.GOARCH)
@@ -223,15 +230,26 @@ func FindOrInstallResticBinary() (string, error) {
return resticBin, nil
}
// Search the PATH for the specific restic version.
resticBinName := resticBinName()
for _, dir := range strings.Split(os.Getenv("PATH"), string(os.PathListSeparator)) {
candidatePath := path.Join(dir, resticBinName)
if _, err := os.Stat(candidatePath); err == nil {
return candidatePath, nil
}
}
// Check for restic installation in data directory.
resticInstallPath := path.Join(config.DataDir(), fmt.Sprintf("restic-%v", RequiredResticVersion))
resticInstallPath := path.Join(config.DataDir(), resticBinName)
if runtime.GOOS == "windows" {
programFiles := os.Getenv("programfiles(x86)")
if programFiles == "" {
programFiles = os.Getenv("programfiles")
}
resticInstallPath = path.Join(programFiles, "restic", fmt.Sprintf("restic-%v.exe", RequiredResticVersion))
resticInstallPath = path.Join(programFiles, "restic", resticBinName)
}
// Install restic if not found.
if _, err := os.Stat(resticInstallPath); err != nil {
if !errors.Is(err, os.ErrNotExist) {
return "", fmt.Errorf("could not stat restic binary at %v: %w", resticBin, err)