woodpecker/pipeline/frontend/metadata/environment.go

187 lines
8.4 KiB
Go

// Copyright 2023 Woodpecker Authors
//
// 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 metadata
import (
"encoding/json"
"fmt"
"path"
"regexp"
"strconv"
"strings"
"github.com/rs/zerolog/log"
)
const (
initialEnvMapSize = 100
maxChangedFiles = 500
)
var pullRegexp = regexp.MustCompile(`\d+`)
// Environ returns the metadata as a map of environment variables.
func (m *Metadata) Environ() map[string]string {
params := make(map[string]string, initialEnvMapSize)
system := m.Sys
setNonEmptyEnvVar(params, "CI", system.Name)
setNonEmptyEnvVar(params, "CI_SYSTEM_NAME", system.Name)
setNonEmptyEnvVar(params, "CI_SYSTEM_URL", system.URL)
setNonEmptyEnvVar(params, "CI_SYSTEM_HOST", system.Host)
setNonEmptyEnvVar(params, "CI_SYSTEM_PLATFORM", system.Platform) // will be set by pipeline platform option or by agent
setNonEmptyEnvVar(params, "CI_SYSTEM_VERSION", system.Version)
forge := m.Forge
setNonEmptyEnvVar(params, "CI_FORGE_TYPE", forge.Type)
setNonEmptyEnvVar(params, "CI_FORGE_URL", forge.URL)
repo := m.Repo
setNonEmptyEnvVar(params, "CI_REPO", path.Join(repo.Owner, repo.Name))
setNonEmptyEnvVar(params, "CI_REPO_NAME", repo.Name)
setNonEmptyEnvVar(params, "CI_REPO_OWNER", repo.Owner)
setNonEmptyEnvVar(params, "CI_REPO_REMOTE_ID", repo.RemoteID)
setNonEmptyEnvVar(params, "CI_REPO_SCM", repo.SCM)
setNonEmptyEnvVar(params, "CI_REPO_URL", repo.ForgeURL)
setNonEmptyEnvVar(params, "CI_REPO_CLONE_URL", repo.CloneURL)
setNonEmptyEnvVar(params, "CI_REPO_CLONE_SSH_URL", repo.CloneSSHURL)
setNonEmptyEnvVar(params, "CI_REPO_DEFAULT_BRANCH", repo.Branch)
setNonEmptyEnvVar(params, "CI_REPO_PRIVATE", strconv.FormatBool(repo.Private))
setNonEmptyEnvVar(params, "CI_REPO_TRUSTED_NETWORK", strconv.FormatBool(repo.Trusted.Network))
setNonEmptyEnvVar(params, "CI_REPO_TRUSTED_VOLUMES", strconv.FormatBool(repo.Trusted.Volumes))
setNonEmptyEnvVar(params, "CI_REPO_TRUSTED_SECURITY", strconv.FormatBool(repo.Trusted.Security))
// Deprecated remove in 4.x
setNonEmptyEnvVar(params, "CI_REPO_TRUSTED", strconv.FormatBool(m.Repo.Trusted.Security && m.Repo.Trusted.Network && m.Repo.Trusted.Volumes))
pipeline := m.Curr
setNonEmptyEnvVar(params, "CI_PIPELINE_NUMBER", strconv.FormatInt(pipeline.Number, 10))
setNonEmptyEnvVar(params, "CI_PIPELINE_PARENT", strconv.FormatInt(pipeline.Parent, 10))
setNonEmptyEnvVar(params, "CI_PIPELINE_EVENT", pipeline.Event)
setNonEmptyEnvVar(params, "CI_PIPELINE_URL", m.getPipelineWebURL(pipeline, 0))
setNonEmptyEnvVar(params, "CI_PIPELINE_FORGE_URL", pipeline.ForgeURL)
setNonEmptyEnvVar(params, "CI_PIPELINE_DEPLOY_TARGET", pipeline.DeployTo)
setNonEmptyEnvVar(params, "CI_PIPELINE_DEPLOY_TASK", pipeline.DeployTask)
setNonEmptyEnvVar(params, "CI_PIPELINE_CREATED", strconv.FormatInt(pipeline.Created, 10))
setNonEmptyEnvVar(params, "CI_PIPELINE_STARTED", strconv.FormatInt(pipeline.Started, 10))
workflow := m.Workflow
setNonEmptyEnvVar(params, "CI_WORKFLOW_NAME", workflow.Name)
setNonEmptyEnvVar(params, "CI_WORKFLOW_NUMBER", strconv.Itoa(workflow.Number))
step := m.Step
setNonEmptyEnvVar(params, "CI_STEP_NAME", step.Name)
setNonEmptyEnvVar(params, "CI_STEP_NUMBER", strconv.Itoa(step.Number))
setNonEmptyEnvVar(params, "CI_STEP_URL", m.getPipelineWebURL(pipeline, step.Number))
// CI_STEP_STARTED will be set by agent
commit := pipeline.Commit
setNonEmptyEnvVar(params, "CI_COMMIT_SHA", commit.Sha)
setNonEmptyEnvVar(params, "CI_COMMIT_REF", commit.Ref)
setNonEmptyEnvVar(params, "CI_COMMIT_REFSPEC", commit.Refspec)
setNonEmptyEnvVar(params, "CI_COMMIT_MESSAGE", commit.Message)
setNonEmptyEnvVar(params, "CI_COMMIT_BRANCH", commit.Branch)
setNonEmptyEnvVar(params, "CI_COMMIT_AUTHOR", commit.Author.Name)
setNonEmptyEnvVar(params, "CI_COMMIT_AUTHOR_EMAIL", commit.Author.Email)
setNonEmptyEnvVar(params, "CI_COMMIT_AUTHOR_AVATAR", commit.Author.Avatar)
if pipeline.Event == EventTag || pipeline.Event == EventRelease || strings.HasPrefix(pipeline.Commit.Ref, "refs/tags/") {
setNonEmptyEnvVar(params, "CI_COMMIT_TAG", strings.TrimPrefix(pipeline.Commit.Ref, "refs/tags/"))
}
if pipeline.Event == EventRelease {
setNonEmptyEnvVar(params, "CI_COMMIT_PRERELEASE", strconv.FormatBool(pipeline.Commit.IsPrerelease))
}
if pipeline.Event == EventPull || pipeline.Event == EventPullClosed {
sourceBranch, targetBranch := getSourceTargetBranches(commit.Refspec)
setNonEmptyEnvVar(params, "CI_COMMIT_SOURCE_BRANCH", sourceBranch)
setNonEmptyEnvVar(params, "CI_COMMIT_TARGET_BRANCH", targetBranch)
setNonEmptyEnvVar(params, "CI_COMMIT_PULL_REQUEST", pullRegexp.FindString(pipeline.Commit.Ref))
setNonEmptyEnvVar(params, "CI_COMMIT_PULL_REQUEST_LABELS", strings.Join(pipeline.Commit.PullRequestLabels, ","))
}
// Only export changed files if maxChangedFiles is not exceeded
changedFiles := commit.ChangedFiles
if len(changedFiles) == 0 {
params["CI_PIPELINE_FILES"] = "[]"
} else if len(changedFiles) <= maxChangedFiles {
// we have to use json, as other separators like ;, or space are valid filename chars
changedFiles, err := json.Marshal(changedFiles)
if err != nil {
log.Error().Err(err).Msg("marshal changed files")
}
params["CI_PIPELINE_FILES"] = string(changedFiles)
}
prevPipeline := m.Prev
setNonEmptyEnvVar(params, "CI_PREV_PIPELINE_NUMBER", strconv.FormatInt(prevPipeline.Number, 10))
setNonEmptyEnvVar(params, "CI_PREV_PIPELINE_PARENT", strconv.FormatInt(prevPipeline.Parent, 10))
setNonEmptyEnvVar(params, "CI_PREV_PIPELINE_EVENT", prevPipeline.Event)
setNonEmptyEnvVar(params, "CI_PREV_PIPELINE_URL", m.getPipelineWebURL(prevPipeline, 0))
setNonEmptyEnvVar(params, "CI_PREV_PIPELINE_FORGE_URL", prevPipeline.ForgeURL)
setNonEmptyEnvVar(params, "CI_PREV_COMMIT_URL", prevPipeline.ForgeURL) // why commit url?
setNonEmptyEnvVar(params, "CI_PREV_PIPELINE_DEPLOY_TARGET", prevPipeline.DeployTo)
setNonEmptyEnvVar(params, "CI_PREV_PIPELINE_DEPLOY_TASK", prevPipeline.DeployTask)
setNonEmptyEnvVar(params, "CI_PREV_PIPELINE_STATUS", prevPipeline.Status)
setNonEmptyEnvVar(params, "CI_PREV_PIPELINE_CREATED", strconv.FormatInt(prevPipeline.Created, 10))
setNonEmptyEnvVar(params, "CI_PREV_PIPELINE_STARTED", strconv.FormatInt(prevPipeline.Started, 10))
setNonEmptyEnvVar(params, "CI_PREV_PIPELINE_FINISHED", strconv.FormatInt(prevPipeline.Finished, 10))
prevCommit := prevPipeline.Commit
setNonEmptyEnvVar(params, "CI_PREV_COMMIT_SHA", prevCommit.Sha)
setNonEmptyEnvVar(params, "CI_PREV_COMMIT_REF", prevCommit.Ref)
setNonEmptyEnvVar(params, "CI_PREV_COMMIT_REFSPEC", prevCommit.Refspec)
setNonEmptyEnvVar(params, "CI_PREV_COMMIT_MESSAGE", prevCommit.Message)
setNonEmptyEnvVar(params, "CI_PREV_COMMIT_BRANCH", prevCommit.Branch)
setNonEmptyEnvVar(params, "CI_PREV_COMMIT_AUTHOR", prevCommit.Author.Name)
setNonEmptyEnvVar(params, "CI_PREV_COMMIT_AUTHOR_EMAIL", prevCommit.Author.Email)
setNonEmptyEnvVar(params, "CI_PREV_COMMIT_AUTHOR_AVATAR", prevCommit.Author.Avatar)
if prevPipeline.Event == EventPull || prevPipeline.Event == EventPullClosed {
prevSourceBranch, prevTargetBranch := getSourceTargetBranches(prevCommit.Refspec)
setNonEmptyEnvVar(params, "CI_PREV_COMMIT_SOURCE_BRANCH", prevSourceBranch)
setNonEmptyEnvVar(params, "CI_PREV_COMMIT_TARGET_BRANCH", prevTargetBranch)
}
return params
}
func (m *Metadata) getPipelineWebURL(pipeline Pipeline, stepNumber int) string {
if stepNumber == 0 {
return fmt.Sprintf("%s/repos/%d/pipeline/%d", m.Sys.URL, m.Repo.ID, pipeline.Number)
}
return fmt.Sprintf("%s/repos/%d/pipeline/%d/%d", m.Sys.URL, m.Repo.ID, pipeline.Number, stepNumber)
}
func getSourceTargetBranches(refspec string) (string, string) {
var (
sourceBranch string
targetBranch string
)
branchParts := strings.Split(refspec, ":")
if len(branchParts) == 2 { //nolint:mnd
sourceBranch = branchParts[0]
targetBranch = branchParts[1]
}
return sourceBranch, targetBranch
}
func setNonEmptyEnvVar(env map[string]string, key, value string) {
if len(value) > 0 {
env[key] = value
} else {
log.Trace().Str("variable", key).Msg("env var is filtered as it's empty")
}
}