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Build with latest golang image 1.21.1-alpine3.18 #8

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f975582
Build with latest golang image 1.21.1-alpine3.18
pavelcisar Sep 29, 2023
bf94cad
Added more debug outputs
pavelcisar Jan 29, 2024
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13 changes: 4 additions & 9 deletions Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,28 +1,23 @@
FROM golang:1.10-alpine as builder
FROM golang:1.21.1-alpine3.18 as builder

# Now we DO need these, for the auto-labeling of the image
ARG BUILD_DATE
ARG VCS_REF

# Good docker practice, plus we get microbadger badges
LABEL org.label-schema.build-date=$BUILD_DATE \
org.label-schema.vcs-url="https://github.com/funkypenguin/traefik-forward-auth.git" \
org.label-schema.vcs-url="https://github.com/cisarpavel/traefik-forward-auth.git" \
org.label-schema.vcs-ref=$VCS_REF \
org.label-schema.schema-version="2.2-r1"


# Setup
RUN mkdir /app
WORKDIR /app

# Add libraries
RUN apk add --no-cache git && \
go get "github.com/namsral/flag" && \
go get "github.com/sirupsen/logrus" && \
apk del git

# Copy & build
ADD . /app/
RUN go mod init main
RUN go mod tidy
RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix nocgo -o /traefik-forward-auth .

# Copy into scratch container
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8 changes: 5 additions & 3 deletions main.go
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Expand Up @@ -57,8 +57,8 @@ func handler(w http.ResponseWriter, r *http.Request) {
// Set the CSRF cookie
http.SetCookie(w, fw.MakeCSRFCookie(r, nonce))
logger.Debug("Set CSRF cookie and redirecting to oidc login")
logger.Debug("uri.Path was %s",uri.Path)
logger.Debug("fw.Path was %s",fw.Path)
logger.Debug("uri.Path was %s", uri.Path)
logger.Debug("fw.Path was %s", fw.Path)

// Forward them on
http.Redirect(w, r, fw.GetLoginURL(r, nonce), http.StatusTemporaryRedirect)
Expand Down Expand Up @@ -142,13 +142,15 @@ func handleCallback(w http.ResponseWriter, r *http.Request, qs url.Values,
}

func getOidcConfig(oidc string) map[string]interface{} {
fmt.Printf("OIDC string %s\n", oidc)
uri, err := url.Parse(oidc)
if err != nil {
log.Fatal("failed to parse oidc string")
log.Fatal("failed to parse oidc string: %s", err)
}
uri.Path = path.Join(uri.Path, "/.well-known/openid-configuration")
res, err := http.Get(uri.String())
if err != nil {
log.Errorf("Error getting user: %s", err)
log.Fatal("failed to get oidc parametere from oidc connect")
}
body, err := ioutil.ReadAll(res.Body)
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