mirror of
https://github.com/harness/drone.git
synced 2025-05-10 03:40:49 +08:00
116 lines
3.4 KiB
Go
116 lines
3.4 KiB
Go
// Copyright 2023 Harness, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package githook
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import (
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"context"
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"fmt"
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"net/http"
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"strings"
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"time"
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"github.com/harness/gitness/app/api/request"
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"github.com/harness/gitness/githook"
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"github.com/harness/gitness/types"
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"github.com/harness/gitness/version"
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"github.com/rs/zerolog/log"
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)
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var (
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// ExecutionTimeout is the timeout used for githook CLI runs.
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ExecutionTimeout = 3 * time.Minute
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)
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// GenerateEnvironmentVariables generates the required environment variables for a payload
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// constructed from the provided parameters.
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// The parameter `internal` should be true if the call is coming from the Gitness
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// and therefore protection from rules shouldn't be verified.
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func GenerateEnvironmentVariables(
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ctx context.Context,
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apiBaseURL string,
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repoID int64,
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principalID int64,
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disabled bool,
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internal bool,
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) (map[string]string, error) {
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// best effort retrieving of requestID - log in case we can't find it but don't fail operation.
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requestID, ok := request.RequestIDFrom(ctx)
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if !ok {
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log.Ctx(ctx).Warn().Msg("operation doesn't have a requestID in the context - generate githook payload without")
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}
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// generate githook base url
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baseURL := strings.TrimLeft(apiBaseURL, "/") + "/v1/internal/git-hooks"
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payload := &types.GithookPayload{
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BaseURL: baseURL,
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RepoID: repoID,
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PrincipalID: principalID,
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RequestID: requestID,
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Disabled: disabled,
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Internal: internal,
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}
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if err := payload.Validate(); err != nil {
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return nil, fmt.Errorf("generated payload is invalid: %w", err)
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}
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return githook.GenerateEnvironmentVariables(payload)
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}
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// LoadFromEnvironment returns a new githook.CLICore created by loading the payload from the environment variable.
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func LoadFromEnvironment() (*githook.CLICore, error) {
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payload, err := githook.LoadPayloadFromEnvironment[*types.GithookPayload]()
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if err != nil {
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return nil, fmt.Errorf("failed to load payload from environment: %w", err)
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}
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// ensure we return disabled error in case it's explicitly disabled (will result in no-op)
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if payload.Disabled {
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return nil, githook.ErrDisabled
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}
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if err := payload.Validate(); err != nil {
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return nil, fmt.Errorf("payload validation failed: %w", err)
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}
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return githook.NewCLICore(
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githook.NewClient(
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http.DefaultClient,
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payload.BaseURL,
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func(r *http.Request) *http.Request {
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// add query params
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query := r.URL.Query()
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query.Add(request.QueryParamRepoID, fmt.Sprint(payload.RepoID))
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query.Add(request.QueryParamPrincipalID, fmt.Sprint(payload.PrincipalID))
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if payload.Internal {
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query.Add(request.QueryParamInternal, "true")
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}
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r.URL.RawQuery = query.Encode()
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// add headers
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if len(payload.RequestID) > 0 {
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r.Header.Add(request.HeaderRequestID, payload.RequestID)
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}
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r.Header.Add(request.HeaderUserAgent, fmt.Sprintf("Gitness/%s", version.Version))
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return r
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},
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),
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ExecutionTimeout,
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), nil
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}
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