Adding dependencies, binary autostart
This commit is contained in:
220
opencloud/charts/loki/test/config_test.go
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220
opencloud/charts/loki/test/config_test.go
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package test
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import (
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"os"
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"os/exec"
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"testing"
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"github.com/stretchr/testify/require"
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"gopkg.in/yaml.v2"
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)
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type replicas struct {
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Replicas int `yaml:"replicas"`
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}
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type loki struct {
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Storage struct {
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Type string `yaml:"type"`
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} `yaml:"storage"`
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}
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type values struct {
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DeploymentMode string `yaml:"deploymentMode"`
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Backend replicas `yaml:"backend"`
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Compactor replicas `yaml:"compactor"`
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Distributor replicas `yaml:"distributor"`
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IndexGateway replicas `yaml:"indexGateway"`
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Ingester replicas `yaml:"ingester"`
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Querier replicas `yaml:"querier"`
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QueryFrontend replicas `yaml:"queryFrontend"`
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QueryScheduler replicas `yaml:"queryScheduler"`
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Read replicas `yaml:"read"`
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Ruler replicas `yaml:"ruler"`
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SingleBinary replicas `yaml:"singleBinary"`
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Write replicas `yaml:"write"`
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Loki loki `yaml:"loki"`
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}
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func templateConfig(t *testing.T, vals values) error {
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y, err := yaml.Marshal(&vals)
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require.NoError(t, err)
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require.Greater(t, len(y), 0)
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f, err := os.CreateTemp("", "values.yaml")
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require.NoError(t, err)
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_, err = f.Write(y)
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require.NoError(t, err)
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cmd := exec.Command("helm", "dependency", "build")
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// Dependency build needs to be run from the parent directory where the chart is located.
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cmd.Dir = "../"
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var cmdOutput []byte
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if cmdOutput, err = cmd.CombinedOutput(); err != nil {
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t.Log("dependency build failed", "err", string(cmdOutput))
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return err
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}
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cmd = exec.Command("helm", "template", "../", "--values", f.Name())
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if cmdOutput, err := cmd.CombinedOutput(); err != nil {
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t.Log("template failed", "err", string(cmdOutput))
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return err
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}
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return nil
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}
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// E.Welch these tests fail because the templateConfig function above can't resolve the chart dependencies and I'm not sure how to fix this....
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//func Test_InvalidConfigs(t *testing.T) {
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// t.Run("running both single binary and scalable targets", func(t *testing.T) {
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// vals := values{
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// SingleBinary: replicas{Replicas: 1},
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// Write: replicas{Replicas: 1},
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// Loki: loki{
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// Storage: struct {
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// Type string `yaml:"type"`
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// }{Type: "gcs"},
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// },
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// }
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// require.Error(t, templateConfig(t, vals))
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// })
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//
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// t.Run("running both single binary and distributed targets", func(t *testing.T) {
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// vals := values{
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// SingleBinary: replicas{Replicas: 1},
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// Distributor: replicas{Replicas: 1},
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// Loki: loki{
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// Storage: struct {
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// Type string `yaml:"type"`
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// }{Type: "gcs"},
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// },
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// }
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// require.Error(t, templateConfig(t, vals))
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// })
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//
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// t.Run("running both scalable and distributed targets", func(t *testing.T) {
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// vals := values{
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// Read: replicas{Replicas: 1},
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// Distributor: replicas{Replicas: 1},
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// Loki: loki{
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// Storage: struct {
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// Type string `yaml:"type"`
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// }{Type: "gcs"},
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// },
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// }
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// require.Error(t, templateConfig(t, vals))
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// })
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//
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// t.Run("running scalable with filesystem storage", func(t *testing.T) {
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// vals := values{
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// Read: replicas{Replicas: 1},
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// Loki: loki{
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// Storage: struct {
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// Type string `yaml:"type"`
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// }{Type: "filesystem"},
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// },
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// }
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//
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// require.Error(t, templateConfig(t, vals))
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// })
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//
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// t.Run("running distributed with filesystem storage", func(t *testing.T) {
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// vals := values{
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// Distributor: replicas{Replicas: 1},
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// Loki: loki{
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// Storage: struct {
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// Type string `yaml:"type"`
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// }{Type: "filesystem"},
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// },
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// }
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//
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// require.Error(t, templateConfig(t, vals))
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// })
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//}
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//
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//func Test_ValidConfigs(t *testing.T) {
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// t.Run("single binary", func(t *testing.T) {
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// vals := values{
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//
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// DeploymentMode: "SingleBinary",
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//
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// SingleBinary: replicas{Replicas: 1},
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//
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// Backend: replicas{Replicas: 0},
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// Compactor: replicas{Replicas: 0},
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// Distributor: replicas{Replicas: 0},
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// IndexGateway: replicas{Replicas: 0},
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// Ingester: replicas{Replicas: 0},
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// Querier: replicas{Replicas: 0},
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// QueryFrontend: replicas{Replicas: 0},
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// QueryScheduler: replicas{Replicas: 0},
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// Read: replicas{Replicas: 0},
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// Ruler: replicas{Replicas: 0},
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// Write: replicas{Replicas: 0},
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//
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// Loki: loki{
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// Storage: struct {
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// Type string `yaml:"type"`
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// }{Type: "filesystem"},
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// },
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// }
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// require.NoError(t, templateConfig(t, vals))
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// })
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//
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// t.Run("scalable", func(t *testing.T) {
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// vals := values{
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//
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// DeploymentMode: "SimpleScalable",
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//
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// Backend: replicas{Replicas: 1},
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// Read: replicas{Replicas: 1},
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// Write: replicas{Replicas: 1},
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//
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// Compactor: replicas{Replicas: 0},
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// Distributor: replicas{Replicas: 0},
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// IndexGateway: replicas{Replicas: 0},
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// Ingester: replicas{Replicas: 0},
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// Querier: replicas{Replicas: 0},
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// QueryFrontend: replicas{Replicas: 0},
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// QueryScheduler: replicas{Replicas: 0},
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// Ruler: replicas{Replicas: 0},
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// SingleBinary: replicas{Replicas: 0},
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//
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// Loki: loki{
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// Storage: struct {
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// Type string `yaml:"type"`
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// }{Type: "gcs"},
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// },
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// }
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// require.NoError(t, templateConfig(t, vals))
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// })
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//
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// t.Run("distributed", func(t *testing.T) {
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// vals := values{
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// DeploymentMode: "Distributed",
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//
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// Compactor: replicas{Replicas: 1},
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// Distributor: replicas{Replicas: 1},
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// IndexGateway: replicas{Replicas: 1},
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// Ingester: replicas{Replicas: 1},
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// Querier: replicas{Replicas: 1},
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// QueryFrontend: replicas{Replicas: 1},
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// QueryScheduler: replicas{Replicas: 1},
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// Ruler: replicas{Replicas: 1},
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//
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// Backend: replicas{Replicas: 0},
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// Read: replicas{Replicas: 0},
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// SingleBinary: replicas{Replicas: 0},
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// Write: replicas{Replicas: 0},
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//
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// Loki: loki{
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// Storage: struct {
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// Type string `yaml:"type"`
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// }{Type: "gcs"},
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// },
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// }
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// require.NoError(t, templateConfig(t, vals))
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// })
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//}
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