root: generate API Client in dockerfile instead of copying it (#942)

* root: generate API Client in dockerfile instead of copying it

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* outpost: fix docker build

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* root: fix path for docker build

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* outpost: set explicit buildContext

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

outpost/azure-pipelines.yml

@@ -99,11 +99,6 @@ stages:
           - task: GoTool@0
             inputs:
               version: '1.16.3'
-          - task: DownloadPipelineArtifact@2
-            inputs:
-              buildType: 'current'
-              artifactName: 'go_api_client'
-              path: "outpost/api/"
           - task: Bash@3
             inputs:
               targetType: 'inline'
@@ -115,7 +110,7 @@ stages:
               repository: 'authentik/outpost-proxy'
               command: 'build'
               Dockerfile: 'outpost/proxy.Dockerfile'
-              buildContext: 'outpost/'
+              buildContext: '$(Build.SourcesDirectory)'
               tags: |
                 gh-$(branchName)
                 gh-$(Build.SourceVersion)
@@ -135,11 +130,6 @@ stages:
           - task: GoTool@0
             inputs:
               version: '1.16.3'
-          - task: DownloadPipelineArtifact@2
-            inputs:
-              buildType: 'current'
-              artifactName: 'go_api_client'
-              path: "outpost/api/"
           - task: Bash@3
             inputs:
               targetType: 'inline'
@@ -151,7 +141,7 @@ stages:
               repository: 'authentik/outpost-ldap'
               command: 'build'
               Dockerfile: 'outpost/ldap.Dockerfile'
-              buildContext: 'outpost/'
+              buildContext: '$(Build.SourcesDirectory)'
               tags: |
                 gh-$(branchName)
                 gh-$(Build.SourceVersion)

outpost/ldap.Dockerfile

@@ -1,15 +1,33 @@
+# Stage 1: Generate API Client
+FROM openapitools/openapi-generator-cli as api-builder
+
+COPY ./schema.yml /local/schema.yml
+
+RUN	docker-entrypoint.sh generate \
+    --git-host goauthentik.io \
+    --git-repo-id outpost \
+    --git-user-id api \
+    -i /local/schema.yml \
+    -g go \
+    -o /local/outpost/api \
+    --additional-properties=packageName=api,enumClassPrefix=true,useOneOfDiscriminatorLookup=true && \
+    rm -f /local/outpost/api/go.mod /local/outpost/api/go.sum
+
+# Stage 2: Build
 FROM golang:1.16.4 AS builder
 ARG GIT_BUILD_HASH
 ENV GIT_BUILD_HASH=$GIT_BUILD_HASH
 
-WORKDIR /work
+WORKDIR /go/src/goauthentik.io/outpost
 
-COPY . .
+COPY ./outpost .
+COPY --from=api-builder /local/outpost/api api
 
-RUN go build -o /work/ldap ./cmd/ldap
+RUN go build -o /go/ldap ./cmd/ldap
 
+# Stage 3: Run
 FROM gcr.io/distroless/base-debian10:debug
 
-COPY --from=builder /work/ldap /
+COPY --from=builder /go/ldap /
 
 ENTRYPOINT ["/ldap"]

outpost/proxy.Dockerfile

@@ -1,16 +1,34 @@
+# Stage 1: Generate API Client
+FROM openapitools/openapi-generator-cli as api-builder
+
+COPY ./schema.yml /local/schema.yml
+
+RUN	docker-entrypoint.sh generate \
+    --git-host goauthentik.io \
+    --git-repo-id outpost \
+    --git-user-id api \
+    -i /local/schema.yml \
+    -g go \
+    -o /local/outpost/api \
+    --additional-properties=packageName=api,enumClassPrefix=true,useOneOfDiscriminatorLookup=true && \
+    rm -f /local/outpost/api/go.mod /local/outpost/api/go.sum
+
+# Stage 2: Build
 FROM golang:1.16.4 AS builder
 ARG GIT_BUILD_HASH
 ENV GIT_BUILD_HASH=$GIT_BUILD_HASH
 
-WORKDIR /work
+WORKDIR /go/src/goauthentik.io/outpost
 
-COPY . .
+COPY ./outpost .
+COPY --from=api-builder /local/outpost/api api
 
-RUN go build -o /work/proxy ./cmd/proxy
+RUN go build -o /go/proxy ./cmd/proxy
 
+# Stage 3: Run
 FROM gcr.io/distroless/base-debian10:debug
 
-COPY --from=builder /work/proxy /
+COPY --from=builder /go/proxy /
 
 HEALTHCHECK CMD [ "wget", "--spider", "http://localhost:4180/akprox/ping" ]