cloudapi: make Bucket optional in GCPUploadOptions

GCP Bucket to use can be now configured in the worker configuration.
Make the `Bucket` optional in the Cloud API when uploading image to GCP.

Adjust the Cloud API test case to configure GCP Bucket on the worker and
not provide it in the API request.

internal/cloudapi/v2/handler.go

@@ -448,10 +448,14 @@ func (h *apiHandlers) PostCompose(ctx echo.Context) error {
 				}
 
 				imageName := fmt.Sprintf("composer-api-%s", uuid.New().String())
+				var bucket string
+				if gcpUploadOptions.Bucket != nil {
+					bucket = *gcpUploadOptions.Bucket
+				}
 				t := target.NewGCPTarget(&target.GCPTargetOptions{
 					Region: gcpUploadOptions.Region,
 					Os:     imageType.Arch().Distro().Name(), // not exposed in cloudapi
-					Bucket: gcpUploadOptions.Bucket,
+					Bucket: bucket,
 					// the uploaded object must have a valid extension
 					Object:            fmt.Sprintf("%s.tar.gz", imageName),
 					ShareWithAccounts: share,

internal/cloudapi/v2/openapi.v2.gen.go

@@ -339,7 +339,7 @@ type Filesystem struct {
 // GCPUploadOptions defines model for GCPUploadOptions.
 type GCPUploadOptions struct {
 	// Name of an existing STANDARD Storage class Bucket.
-	Bucket string `json:"bucket"`
+	Bucket *string `json:"bucket,omitempty"`
 
 	// The name to use for the imported and shared Compute Engine image.
 	// The image name must be unique within the GCP project, which is used
@@ -836,74 +836,74 @@ var swaggerSpec = []string{
 	"EGBnWFlwThkIuJcGX6CNNfSvyKb0SzbAHDgAdb/fJ2nwUQcg3sPtrDLK48tA1/0XdF3uUpE1g05hnyhJ",
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+	"SZXhKgG5nW3a2G71MfFeg9hhgN1Fj3Mrg/RipVI4AfV6vd4sXb3BZsF+PmsXrkatinzXvmIX3RbrP+Gj",
+	"fv9u4V3CQb3jDHq0/TYwiq9nRf2s8pZvjJa542USEfEQv8cR2x/xfid1qBYxzWNYrIZSKHwGNRBkPuMm",
+	"6td5uGB1HkbhDRlq/fTbraHKpdq/JwMTg8bdsmFQACBo4EupQhw/BeLnp7l0TWysoeAEZHA1R92FmoVA",
+	"USUj1HK79nwXi0UWqs/K3Qz68lyv3WxdDVuZYjaftYRjqxnEQrHsethQ6IN0GwOq0gVAF0cibaepYsqv",
+	"tyPyw2mqlM1nCypkLSzFppxmU4J47nesf1dylVSLdYGEX+eitEVVZYFACQBlQGqljURYZu2fQFBhakmZ",
+	"KtzBPDhBFfH9KFNp/E29kSpplw6gUj+kIz0brelr6z4p0bOY6a2LXn5LPswcnFv2iRcUmKoaTF2fIvmw",
+	"uT0lOPsRSpzvZ23uUvnhRya/qZPD6qismoxiPh+WhQeJAOi6dnAMIjcNSiI3BH1okSNcUuK8zZkoT6SI",
+	"lH8g6iDpG0faJv66H0gGwLqPuvDXo657wgKCzpDaXmCfEB976a/HfkegJyzK8Ju/pXERk7IB1rLtU1L+",
+	"OyiZEbogO1NQ+Ttm/46gpYs0aSdUIQGgmuYxqWlRE660ODTev32TOsI9x4FsFVQSRo2QMl5reVJwclrk",
+	"IiOadBalqU7OAAgIWoRd08ClcuhYOccaJTwoOVVl43PEYGjclb0PajDVjU1+DSBmQEeyS1BPGDNcN5SL",
+	"8MC8b2QQF+HR+x+j8duHRr9vL5/SmH2P2ZvCj8be1pOmPvgILMjl/DGB9H+b0WGb46Q/Lc9Py3Og5QmM",
+	"RpKl+VHO0yf8pZCHexylrTPNB7lKa8D/x5ylLU4lSNA2X346TD/N1n+pw/Su/fI3glGvKcF/id76c5A9",
+	"iRir/yAr8hf4Xrv3Kf3d3lfS7UsJIqVONaHFppB+guQ6FBwmT7ZrAi1FzrUh3qEn4WrRw6xX+UchSNLN",
+	"71urtmTL1hGyDxTADooh/8gqbmCCuRVZxMGHazgWm6U7rXYUKiruIAEBJr4MY0oAnFBPhPfWebb4aJlX",
+	"tZw/F/m9i3xwW1OiakgRWJ/08+96XG8QMQGEqrwq1jwbsuBoE/hFWNQzrSCl0RleX33N/s8p0oU6xmaG",
+	"GehQypPUaOvmqQ91ad3yAHUaqGtQubo7c319hCRG7cEDc0aiF25mgTq7tm6sUaVYPDy0F0yfjgysrlcV",
+	"IBqODa6C8MsPIAmvhsiE4LKVD1Rxc6PXT33cq48bZr2jlFvTHVPM/01d21aPA5QuUmX8sc4FDX2Vi+mZ",
+	"f8gWLaEmthai9S3EOnIR0fnmfhala+vQvzr6+ZFmhHT+VIz9irG+NO4dvQin8jN68XOT+nOT+p+2SY3Z",
+	"piR7p4BHfYqYidnc7BEzLkkj2zTJqQM875U4RNqpEz5/qepvxpAk7f5VlNQAATN+qtm/R818Qf/vUzK4",
+	"FiBo22Bd/xRK00bN9ke0IfGLHoi2vlrdp2xzCclkBdTSmayoh8ePUND8T636pb95DX93KtUHEH33U4t/",
+	"avFntBjFJUhq7rrI5/0V8jpokiz328QG4JQ+y5215EGwZ/5v9C0+HM73dR10kiXqBzeiUN3T/Gt81kev",
+	"t8u4oIuzEg+3cPC/NYAu9m9EzajoAWKZ8Dqm3LyoPI6d4jIBTUzMjxBwAU30J9EoJpLwxpY1mn1wvn3/",
+	"/wEAAP//PejbA2ZrAAA=",
 }
 
 // GetSwagger returns the content of the embedded swagger specification file

internal/cloudapi/v2/openapi.v2.yml

@@ -862,7 +862,6 @@ components:
       type: object
       required:
         - region
-        - bucket
       properties:
         region:
           type: string

test/cases/api/gcp.sh

@@ -78,7 +78,6 @@ function createReqFile() {
     "image_type": "${IMAGE_TYPE}",
     "repositories": $(jq ".\"$ARCH\"" /usr/share/tests/osbuild-composer/repositories/"$DISTRO".json),
     "upload_options": {
-      "bucket": "${GCP_BUCKET}",
       "region": "${GCP_REGION}",
       "image_name": "${GCP_IMAGE_NAME}",
       "share_with_accounts": ["${GCP_API_TEST_SHARE_ACCOUNT}"]

tools/provision.sh

@@ -87,7 +87,12 @@ EOF
         # it into /tmp and as a result, the worker would not see it due to using PrivateTmp=true.
         GCP_CREDS_WORKER_PATH="/etc/osbuild-worker/gcp-credentials.json"
         sudo cp "$GOOGLE_APPLICATION_CREDENTIALS" "$GCP_CREDS_WORKER_PATH"
-        echo -e "\n[gcp]\ncredentials = \"$GCP_CREDS_WORKER_PATH\"\n" | sudo tee -a /etc/osbuild-worker/osbuild-worker.toml
+        sudo tee -a /etc/osbuild-worker/osbuild-worker.toml > /dev/null << EOF
+
+[gcp]
+credentials = "$GCP_CREDS_WORKER_PATH"
+bucket = "$GCP_BUCKET"
+EOF
     fi
 
     # if Azure credentials are defined in the env, create the credentials file