[BUGFIX] Queries referencing DatasourceVariable couldn't be saved for multiple datasources (#540)

* [IGNORE] datasource plugins: refactor CUE schemas to rely on new common definitions

Signed-off-by: AntoineThebaud <antoine.thebaud@yahoo.fr>

* small patch

Signed-off-by: AntoineThebaud <antoine.thebaud@yahoo.fr>

---------

Signed-off-by: AntoineThebaud <antoine.thebaud@yahoo.fr>

Author: AntoineThebaud

clickhouse/schemas/datasources/click-house-datasource/click-house-datasource.cue

@@ -18,15 +18,11 @@ import (
 	commonProxy "github.com/perses/shared/cue/common/proxy"
 )
 
-kind: "ClickHouseDatasource"
-spec: {
-	#directUrl | #proxy
-}
+#kind: "ClickHouseDatasource"
 
-#directUrl: {
-	directUrl: common.#url
+kind: #kind
+spec: {
+	commonProxy.#baseHTTPDatasourceSpec
 }
 
-#proxy: {
-	proxy: commonProxy.#HTTPProxy
-}
+#selector: common.#datasourceSelector & { _kind: #kind }

clickhouse/schemas/queries/click-house-log-query/query.cue

@@ -15,12 +15,11 @@ package model
 
 import (
 	"strings"
+	ds "github.com/perses/plugins/clickhouse/schemas/datasources/click-house-datasource:model"
 )
 
 kind: "ClickHouseLogQuery"
 spec: close({
-	datasource?: {
-		kind: "ClickHouseDatasource"
-	}
-	query:             strings.MinRunes(1)
+	ds.#selector
+	query: strings.MinRunes(1)
 })

clickhouse/schemas/queries/click-house-time-series-query/query.cue

@@ -15,12 +15,11 @@ package model
 
 import (
 	"strings"
+	ds "github.com/perses/plugins/clickhouse/schemas/datasources/click-house-datasource:model"
 )
 
 kind: "ClickHouseTimeSeriesQuery"
 spec: close({
-	datasource?: {
-		kind: "ClickHouseDatasource"
-	}
-	query:             strings.MinRunes(1)
+	ds.#selector
+	query: strings.MinRunes(1)
 })

loki/schemas/datasources/loki.cue

@@ -18,15 +18,11 @@ import (
 	commonProxy "github.com/perses/shared/cue/common/proxy"
 )
 
-kind: "LokiDatasource"
-spec: {
-	#directUrl | #proxy
-}
+#kind: "LokiDatasource"
 
-#directUrl: {
-	directUrl: common.#url
+kind: #kind
+spec: {
+	commonProxy.#baseHTTPDatasourceSpec
 }
 
-#proxy: {
-	proxy: commonProxy.#HTTPProxy
-}
+#selector: common.#datasourceSelector & { _kind: #kind }

loki/schemas/queries/loki-log-query/query.cue

@@ -15,13 +15,12 @@ package model
 
 import (
 	"strings"
+	ds "github.com/perses/plugins/loki/schemas/datasources:model"
 )
 
 kind: "LokiLogQuery"
 spec: close({
-	datasource?: {
-		kind: "LokiDatasource"
-	}
+	ds.#selector
 	direction?: "forward" | "backward"
 	query: strings.MinRunes(1)
 })

loki/schemas/queries/loki-time-series-query/query.cue

@@ -15,12 +15,11 @@ package model
 
 import (
 	"strings"
+	ds "github.com/perses/plugins/loki/schemas/datasources:model"
 )
 
 kind: "LokiTimeSeriesQuery"
 spec: close({
-	datasource?: {
-		kind: "LokiDatasource"
-	}
+	ds.#selector
 	query: strings.MinRunes(1)
 })

prometheus/schemas/datasource/prometheus.cue

@@ -20,25 +20,13 @@ import (
 
 kind: #kind
 spec: {
-	#directUrl | #proxy
+	commonProxy.#baseHTTPDatasourceSpec
 	scrapeInterval?: =~#durationRegex
 	queryParams?: {[string]: string}
 }
 
 #kind: "PrometheusDatasource"
 
-#directUrl: {
-	directUrl: common.#url
-}
-
-#proxy: {
-	proxy: commonProxy.#HTTPProxy
-}
-
 #durationRegex: "^(\\d+y)?(\\d+w)?(\\d+d)?(\\d+h)?(\\d+m)?(\\d+s)?(\\d+ms)?$"
 
-#selector: common.#datasourceSelector & {
-	datasource?: =~common.#variableSyntaxRegex | {
-		kind: #kind
-	}
-}
+#selector: common.#datasourceSelector & { _kind: #kind }

prometheus/schemas/prometheus-time-series-query/query.cue

@@ -16,15 +16,15 @@ package model
 import (
 	"strings"
 	"github.com/perses/shared/cue/common"
-	promDs "github.com/perses/plugins/prometheus/schemas/datasource:model"
+	ds "github.com/perses/plugins/prometheus/schemas/datasource:model"
 )
 
 kind: "PrometheusTimeSeriesQuery"
 spec: close({
-	promDs.#selector
+	ds.#selector
 	query:             strings.MinRunes(1)
 	seriesNameFormat?: string
-	minStep?:          =~promDs.#durationRegex | =~common.#variableSyntaxRegex
+	minStep?:          =~ds.#durationRegex | =~common.#variableSyntaxRegex
 	resolution?:       number
 })
 

pyroscope/schemas/datasource/pyroscope.cue

@@ -18,15 +18,11 @@ import (
 	commonProxy "github.com/perses/shared/cue/common/proxy"
 )
 
-kind: "PyroscopeDatasource"
-spec: {
-	#directUrl | #proxy
-}
+#kind: "PyroscopeDatasource"
 
-#directUrl: {
-	directUrl: common.#url
+kind: #kind
+spec: {
+	commonProxy.#baseHTTPDatasourceSpec
 }
 
-#proxy: {
-	proxy: commonProxy.#HTTPProxy
-}
+#selector: common.#datasourceSelector & { _kind: #kind }

pyroscope/schemas/pyroscope-profile-query/query.cue

@@ -14,14 +14,12 @@
 package model
 
 import (
-	pyroscope "github.com/perses/plugins/pyroscope/schemas/datasource:model"
+	ds "github.com/perses/plugins/pyroscope/schemas/datasource:model"
 )
 
 kind: "PyroscopeProfileQuery"
 spec: close({
-	datasource?: {
-		kind: pyroscope.kind
-	}
+	ds.#selector
 	maxNodes?: number
 	profileType: string
 	filters?: [...{