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/*
Copyright 2024 Feast Community.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package utils
import (
"fmt"
"os"
"os/exec"
"strings"
. "github.com/onsi/ginkgo/v2" //nolint:golint,revive
)
const (
prometheusOperatorVersion = "v0.72.0"
prometheusOperatorURL = "https://github.com/prometheus-operator/prometheus-operator/" +
"releases/download/%s/bundle.yaml"
certmanagerVersion = "v1.14.4"
certmanagerURLTmpl = "https://github.com/jetstack/cert-manager/releases/download/%s/cert-manager.yaml"
)
func warnError(err error) {
_, _ = fmt.Fprintf(GinkgoWriter, "warning: %v\n", err)
}
// InstallPrometheusOperator installs the prometheus Operator to be used to export the enabled metrics.
func InstallPrometheusOperator(testDir string) error {
url := fmt.Sprintf(prometheusOperatorURL, prometheusOperatorVersion)
cmd := exec.Command("kubectl", "create", "-f", url)
_, err := Run(cmd, testDir)
return err
}
// Run executes the provided command within this context
func Run(cmd *exec.Cmd, testDir string) ([]byte, error) {
dir, _ := GetProjectDir(testDir)
cmd.Dir = dir
if err := os.Chdir(cmd.Dir); err != nil {
_, _ = fmt.Fprintf(GinkgoWriter, "chdir dir: %s\n", err)
}
cmd.Env = append(os.Environ(), "GO111MODULE=on")
command := strings.Join(cmd.Args, " ")
_, _ = fmt.Fprintf(GinkgoWriter, "running: %s\n", command)
output, err := cmd.CombinedOutput()
if err != nil {
return output, fmt.Errorf("%s failed with error: (%v) %s", command, err, string(output))
}
return output, nil
}
// UninstallPrometheusOperator uninstalls the prometheus
func UninstallPrometheusOperator(testDir string) {
url := fmt.Sprintf(prometheusOperatorURL, prometheusOperatorVersion)
cmd := exec.Command("kubectl", "delete", "-f", url)
if _, err := Run(cmd, testDir); err != nil {
warnError(err)
}
}
// UninstallCertManager uninstalls the cert manager
func UninstallCertManager(testDir string) {
url := fmt.Sprintf(certmanagerURLTmpl, certmanagerVersion)
cmd := exec.Command("kubectl", "delete", "-f", url)
if _, err := Run(cmd, testDir); err != nil {
warnError(err)
}
}
// InstallCertManager installs the cert manager bundle.
func InstallCertManager(testDir string) error {
url := fmt.Sprintf(certmanagerURLTmpl, certmanagerVersion)
cmd := exec.Command("kubectl", "apply", "-f", url)
if _, err := Run(cmd, testDir); err != nil {
return err
}
// Wait for cert-manager-webhook to be ready, which can take time if cert-manager
// was re-installed after uninstalling on a cluster.
cmd = exec.Command("kubectl", "wait", "deployment.apps/cert-manager-webhook",
"--for", "condition=Available",
"--namespace", "cert-manager",
"--timeout", "5m",
)
_, err := Run(cmd, testDir)
return err
}
// LoadImageToKindCluster loads a local docker image to the kind cluster
func LoadImageToKindClusterWithName(name string, testDir string) error {
cluster := "kind"
if v, ok := os.LookupEnv("KIND_CLUSTER"); ok {
cluster = v
}
fmt.Println("cluster used in the test is -", cluster)
kindOptions := []string{"load", "docker-image", name, "--name", cluster}
cmd := exec.Command("kind", kindOptions...)
_, err := Run(cmd, testDir)
return err
}
// GetNonEmptyLines converts given command output string into individual objects
// according to line breakers, and ignores the empty elements in it.
func GetNonEmptyLines(output string) []string {
var res []string
elements := strings.Split(output, "\n")
for _, element := range elements {
if element != "" {
res = append(res, element)
}
}
return res
}
// GetProjectDir will return the directory where the project is
func GetProjectDir(projectDir string) (string, error) {
wd, err := os.Getwd()
if err != nil {
return wd, err
}
wd = strings.Replace(wd, projectDir, "", -1)
return wd, nil
}