598 lines
20 KiB
Go
598 lines
20 KiB
Go
// Copyright 2019 Drone IO, 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 config
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import (
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"errors"
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"fmt"
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"os"
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"strings"
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"time"
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"github.com/dchest/uniuri"
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"github.com/dustin/go-humanize"
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"github.com/kelseyhightower/envconfig"
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"gopkg.in/yaml.v2"
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)
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// IMPORTANT please do not add new configuration parameters unless it has
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// been discussed on the mailing list. We are attempting to reduce the
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// number of configuration parameters, and may reject pull requests that
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// introduce new parameters. (mailing list https://discourse.drone.io)
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// default runner hostname.
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var hostname string
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func init() {
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hostname, _ = os.Hostname()
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if hostname == "" {
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hostname = "localhost"
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}
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}
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type (
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// Config provides the system configuration.
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Config struct {
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License string `envconfig:"DRONE_LICENSE"`
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Authn Authentication
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Agent Agent
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AzureBlob AzureBlob
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Convert Convert
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Cron Cron
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Cloning Cloning
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Database Database
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Datadog Datadog
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Docker Docker
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HTTP HTTP
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Jsonnet Jsonnet
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Logging Logging
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Prometheus Prometheus
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Proxy Proxy
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Registration Registration
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Registries Registries
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Repository Repository
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Runner Runner
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Nomad Nomad
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Kube Kubernetes
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RPC RPC
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S3 S3
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Secrets Secrets
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Server Server
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Session Session
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Status Status
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Users Users
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Validate Validate
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Webhook Webhook
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Yaml Yaml
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// Remote configurations
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Bitbucket Bitbucket
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Gitea Gitea
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Github Github
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GitLab GitLab
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Gogs Gogs
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Stash Stash
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}
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// Cloning provides the cloning configuration.
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Cloning struct {
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AlwaysAuth bool `envconfig:"DRONE_GIT_ALWAYS_AUTH"`
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Username string `envconfig:"DRONE_GIT_USERNAME"`
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Password string `envconfig:"DRONE_GIT_PASSWORD"`
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Image string `envconfig:"DRONE_GIT_IMAGE"`
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Pull string `envconfig:"DRONE_GIT_IMAGE_PULL" default:"IfNotExists"`
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}
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// Cron provides the cron configuration.
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Cron struct {
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Disabled bool `envconfig:"DRONE_CRON_DISABLED"`
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Interval time.Duration `envconfig:"DRONE_CRON_INTERVAL" default:"30m"`
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}
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// Database provides the database configuration.
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Database struct {
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Driver string `envconfig:"DRONE_DATABASE_DRIVER" default:"sqlite3"`
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Datasource string `envconfig:"DRONE_DATABASE_DATASOURCE" default:"core.sqlite"`
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Secret string `envconfig:"DRONE_DATABASE_SECRET"`
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// Feature flag
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LegacyBatch bool `envconfig:"DRONE_DATABASE_LEGACY_BATCH"`
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}
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// Docker provides docker configuration
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Docker struct {
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Config string `envconfig:"DRONE_DOCKER_CONFIG"`
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}
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// Datadog provides datadog configuration
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Datadog struct {
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Enabled bool `envconfig:"DRONE_DATADOG_ENABLED"`
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Endpoint string `envconfig:"DRONE_DATADOG_ENDPOINT"`
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Token string `envconfig:"DRONE_DATADOG_TOKEN"`
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}
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// Jsonnet configures the jsonnet plugin
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Jsonnet struct {
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Enabled bool `envconfig:"DRONE_JSONNET_ENABLED"`
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}
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// Kubernetes provides kubernetes configuration
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Kubernetes struct {
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Enabled bool `envconfig:"DRONE_KUBERNETES_ENABLED"`
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Namespace string `envconfig:"DRONE_KUBERNETES_NAMESPACE"`
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Path string `envconfig:"DRONE_KUBERNETES_CONFIG_PATH"`
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URL string `envconfig:"DRONE_KUBERNETES_CONFIG_URL"`
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TTL int `envconfig:"DRONE_KUBERNETES_TTL_AFTER_FINISHED" default:"300"`
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ServiceAccountName string `envconfig:"DRONE_KUBERNETES_SERVICE_ACCOUNT"`
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PullPolicy string `envconfig:"DRONE_KUBERNETES_IMAGE_PULL" default:"Always"`
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Image string `envconfig:"DRONE_KUBERNETES_IMAGE"`
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}
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// Nomad configuration.
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Nomad struct {
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Enabled bool `envconfig:"DRONE_NOMAD_ENABLED"`
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Datacenters []string `envconfig:"DRONE_NOMAD_DATACENTER" default:"dc1"`
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Namespace string `envconfig:"DRONE_NOMAD_NAMESPACE"`
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Region string `envconfig:"DRONE_NOMAD_REGION"`
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Prefix string `envconfig:"DRONE_NOMAD_JOB_PREFIX" default:"drone-job-"`
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Image string `envconfig:"DRONE_NOMAD_IMAGE"`
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ImagePull bool `envconfig:"DRONE_NOMAD_IMAGE_PULL"`
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Memory int `envconfig:"DRONE_NOMAD_DEFAULT_RAM" default:"1024"`
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Labels map[string]string `envconfig:"DRONE_NOMAD_LABELS"`
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CPU int `envconfig:"DRONE_NOMAD_DEFAULT_CPU" default:"500"`
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}
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// License provides license configuration
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License struct {
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Key string `envconfig:"DRONE_LICENSE"`
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Endpoint string `envconfig:"DRONE_LICENSE_ENDPOINT"`
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}
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// Logging provides the logging configuration.
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Logging struct {
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Debug bool `envconfig:"DRONE_LOGS_DEBUG"`
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Trace bool `envconfig:"DRONE_LOGS_TRACE"`
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Color bool `envconfig:"DRONE_LOGS_COLOR"`
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Pretty bool `envconfig:"DRONE_LOGS_PRETTY"`
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Text bool `envconfig:"DRONE_LOGS_TEXT"`
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}
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// Prometheus provides the prometheus configuration.
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Prometheus struct {
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EnableAnonymousAccess bool `envconfig:"DRONE_PROMETHEUS_ANONYMOUS_ACCESS" default:"false"`
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}
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// Repository provides the repository configuration.
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Repository struct {
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Filter []string `envconfig:"DRONE_REPOSITORY_FILTER"`
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Visibility string `envconfig:"DRONE_REPOSITORY_VISIBILITY"`
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Trusted bool `envconfig:"DRONE_REPOSITORY_TRUSTED"`
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}
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// Registries provides the registry configuration.
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Registries struct {
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Endpoint string `envconfig:"DRONE_REGISTRY_ENDPOINT"`
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Password string `envconfig:"DRONE_REGISTRY_SECRET"`
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SkipVerify bool `envconfig:"DRONE_REGISTRY_SKIP_VERIFY"`
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}
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// Secrets provides the secret configuration.
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Secrets struct {
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Endpoint string `envconfig:"DRONE_SECRET_ENDPOINT"`
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Password string `envconfig:"DRONE_SECRET_SECRET"`
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SkipVerify bool `envconfig:"DRONE_SECRET_SKIP_VERIFY"`
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}
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// RPC provides the rpc configuration.
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RPC struct {
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Server string `envconfig:"DRONE_RPC_SERVER"`
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Secret string `envconfig:"DRONE_RPC_SECRET"`
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Debug bool `envconfig:"DRONE_RPC_DEBUG"`
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Host string `envconfig:"DRONE_RPC_HOST"`
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Proto string `envconfig:"DRONE_RPC_PROTO"`
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// Hosts map[string]string `envconfig:"DRONE_RPC_EXTRA_HOSTS"`
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}
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Agent struct {
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Disabled bool `envconfig:"DRONE_AGENTS_DISABLED"`
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}
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// Runner provides the runner configuration.
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Runner struct {
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Local bool `envconfig:"DRONE_RUNNER_LOCAL"`
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Image string `envconfig:"DRONE_RUNNER_IMAGE" default:"drone/controller:1"`
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Platform string `envconfig:"DRONE_RUNNER_PLATFORM" default:"linux/amd64"`
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OS string `envconfig:"DRONE_RUNNER_OS"`
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Arch string `envconfig:"DRONE_RUNNER_ARCH"`
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Kernel string `envconfig:"DRONE_RUNNER_KERNEL"`
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Variant string `envconfig:"DRONE_RUNNER_VARIANT"`
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Machine string `envconfig:"DRONE_RUNNER_NAME"`
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Capacity int `envconfig:"DRONE_RUNNER_CAPACITY" default:"2"`
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Labels map[string]string `envconfig:"DRONE_RUNNER_LABELS"`
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Volumes []string `envconfig:"DRONE_RUNNER_VOLUMES"`
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Networks []string `envconfig:"DRONE_RUNNER_NETWORKS"`
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Devices []string `envconfig:"DRONE_RUNNER_DEVICES"`
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Privileged []string `envconfig:"DRONE_RUNNER_PRIVILEGED_IMAGES"`
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Environ map[string]string `envconfig:"DRONE_RUNNER_ENVIRON"`
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Limits struct {
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MemSwapLimit Bytes `envconfig:"DRONE_LIMIT_MEM_SWAP"`
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MemLimit Bytes `envconfig:"DRONE_LIMIT_MEM"`
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ShmSize Bytes `envconfig:"DRONE_LIMIT_SHM_SIZE"`
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CPUQuota int64 `envconfig:"DRONE_LIMIT_CPU_QUOTA"`
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CPUShares int64 `envconfig:"DRONE_LIMIT_CPU_SHARES"`
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CPUSet string `envconfig:"DRONE_LIMIT_CPU_SET"`
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}
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}
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// Server provides the server configuration.
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Server struct {
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Addr string `envconfig:"-"`
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Host string `envconfig:"DRONE_SERVER_HOST" default:"localhost:8080"`
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Port string `envconfig:"DRONE_SERVER_PORT" default:":8080"`
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Proto string `envconfig:"DRONE_SERVER_PROTO" default:"http"`
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Pprof bool `envconfig:"DRONE_PPROF_ENABLED"`
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Acme bool `envconfig:"DRONE_TLS_AUTOCERT"`
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Email string `envconfig:"DRONE_TLS_EMAIL"`
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Cert string `envconfig:"DRONE_TLS_CERT"`
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Key string `envconfig:"DRONE_TLS_KEY"`
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}
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// Proxy provides proxy server configuration.
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Proxy struct {
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Addr string `envconfig:"-"`
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Host string `envconfig:"DRONE_SERVER_PROXY_HOST"`
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Proto string `envconfig:"DRONE_SERVER_PROXY_PROTO"`
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}
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// Registration configuration.
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Registration struct {
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Closed bool `envconfig:"DRONE_REGISTRATION_CLOSED"`
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}
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// Authentication Controller configuration
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Authentication struct {
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Endpoint string `envconfig:"DRONE_ADMISSION_PLUGIN_ENDPOINT"`
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Secret string `envconfig:"DRONE_ADMISSION_PLUGIN_SECRET"`
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SkipVerify bool `envconfig:"DRONE_ADMISSION_PLUGIN_SKIP_VERIFY"`
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}
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// Session provides the session configuration.
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Session struct {
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Timeout time.Duration `envconfig:"DRONE_COOKIE_TIMEOUT" default:"720h"`
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Secret string `envconfig:"DRONE_COOKIE_SECRET"`
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Secure bool `envconfig:"DRONE_COOKIE_SECURE"`
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MappingFile string `envconfig:"DRONE_LEGACY_TOKEN_MAPPING_FILE"`
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}
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// Status provides status configurations.
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Status struct {
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Disabled bool `envconfig:"DRONE_STATUS_DISABLED"`
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Name string `envconfig:"DRONE_STATUS_NAME"`
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}
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// Users provides the user configuration.
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Users struct {
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Create UserCreate `envconfig:"DRONE_USER_CREATE"`
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Filter []string `envconfig:"DRONE_USER_FILTER"`
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MinAge time.Duration `envconfig:"DRONE_MIN_AGE"`
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}
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// Webhook provides the webhook configuration.
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Webhook struct {
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Events []string `envconfig:"DRONE_WEBHOOK_EVENTS"`
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Endpoint []string `envconfig:"DRONE_WEBHOOK_ENDPOINT"`
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Secret string `envconfig:"DRONE_WEBHOOK_SECRET"`
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SkipVerify bool `envconfig:"DRONE_WEBHOOK_SKIP_VERIFY"`
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}
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// Yaml provides the yaml webhook configuration.
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Yaml struct {
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Endpoint string `envconfig:"DRONE_YAML_ENDPOINT"`
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Secret string `envconfig:"DRONE_YAML_SECRET"`
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SkipVerify bool `envconfig:"DRONE_YAML_SKIP_VERIFY"`
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}
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// Convert provides the converter webhook configuration.
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Convert struct {
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Extension string `envconfig:"DRONE_CONVERT_PLUGIN_EXTENSION"`
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Endpoint string `envconfig:"DRONE_CONVERT_PLUGIN_ENDPOINT"`
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Secret string `envconfig:"DRONE_CONVERT_PLUGIN_SECRET"`
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SkipVerify bool `envconfig:"DRONE_CONVERT_PLUGIN_SKIP_VERIFY"`
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}
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// Validate provides the validation webhook configuration.
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Validate struct {
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Endpoint string `envconfig:"DRONE_VALIDATE_PLUGIN_ENDPOINT"`
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Secret string `envconfig:"DRONE_VALIDATE_PLUGIN_SECRET"`
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SkipVerify bool `envconfig:"DRONE_VALIDATE_PLUGIN_SKIP_VERIFY"`
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}
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//
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// Source code management.
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//
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// Bitbucket provides the bitbucket client configuration.
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Bitbucket struct {
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ClientID string `envconfig:"DRONE_BITBUCKET_CLIENT_ID"`
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ClientSecret string `envconfig:"DRONE_BITBUCKET_CLIENT_SECRET"`
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SkipVerify bool `envconfig:"DRONE_BITBUCKET_SKIP_VERIFY"`
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Debug bool `envconfig:"DRONE_BITBUCKET_DEBUG"`
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}
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// Gitea provides the gitea client configuration.
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Gitea struct {
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Server string `envconfig:"DRONE_GITEA_SERVER"`
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ClientID string `envconfig:"DRONE_GITEA_CLIENT_ID"`
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ClientSecret string `envconfig:"DRONE_GITEA_CLIENT_SECRET"`
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SkipVerify bool `envconfig:"DRONE_GITEA_SKIP_VERIFY"`
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Scope []string `envconfig:"DRONE_GITEA_SCOPE" default:"repo,repo:status,user:email,read:org"`
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Debug bool `envconfig:"DRONE_GITEA_DEBUG"`
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}
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// Github provides the github client configuration.
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Github struct {
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Server string `envconfig:"DRONE_GITHUB_SERVER" default:"https://github.com"`
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APIServer string `envconfig:"DRONE_GITHUB_API_SERVER"`
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ClientID string `envconfig:"DRONE_GITHUB_CLIENT_ID"`
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ClientSecret string `envconfig:"DRONE_GITHUB_CLIENT_SECRET"`
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SkipVerify bool `envconfig:"DRONE_GITHUB_SKIP_VERIFY"`
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Scope []string `envconfig:"DRONE_GITHUB_SCOPE" default:"repo,repo:status,user:email,read:org"`
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RateLimit int `envconfig:"DRONE_GITHUB_USER_RATELIMIT"`
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Debug bool `envconfig:"DRONE_GITHUB_DEBUG"`
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}
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// GitLab provides the gitlab client configuration.
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GitLab struct {
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Server string `envconfig:"DRONE_GITLAB_SERVER" default:"https://gitlab.com"`
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ClientID string `envconfig:"DRONE_GITLAB_CLIENT_ID"`
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ClientSecret string `envconfig:"DRONE_GITLAB_CLIENT_SECRET"`
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SkipVerify bool `envconfig:"DRONE_GITLAB_SKIP_VERIFY"`
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Debug bool `envconfig:"DRONE_GITLAB_DEBUG"`
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}
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// Gogs provides the gogs client configuration.
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Gogs struct {
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Server string `envconfig:"DRONE_GOGS_SERVER"`
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SkipVerify bool `envconfig:"DRONE_GOGS_SKIP_VERIFY"`
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Debug bool `envconfig:"DRONE_GOGS_DEBUG"`
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}
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// Stash provides the stash client configuration.
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Stash struct {
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Server string `envconfig:"DRONE_STASH_SERVER"`
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ConsumerKey string `envconfig:"DRONE_STASH_CONSUMER_KEY"`
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ConsumerSecret string `envconfig:"DRONE_STASH_CONSUMER_SECRET"`
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PrivateKey string `envconfig:"DRONE_STASH_PRIVATE_KEY"`
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SkipVerify bool `envconfig:"DRONE_STASH_SKIP_VERIFY"`
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Debug bool `envconfig:"DRONE_STASH_DEBUG"`
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}
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// S3 provides the storage configuration.
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S3 struct {
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Bucket string `envconfig:"DRONE_S3_BUCKET"`
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Prefix string `envconfig:"DRONE_S3_PREFIX"`
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Endpoint string `envconfig:"DRONE_S3_ENDPOINT"`
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PathStyle bool `envconfig:"DRONE_S3_PATH_STYLE"`
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}
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//AzureBlob providers the storage configuration.
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AzureBlob struct {
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ContainerName string `envconfig:"DRONE_AZURE_BLOB_CONTAINER_NAME"`
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StorageAccountName string `envconfig:"DRONE_AZURE_STORAGE_ACCOUNT_NAME"`
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StorageAccessKey string `envconfig:"DRONE_AZURE_STORAGE_ACCESS_KEY"`
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}
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// HTTP provides http configuration.
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HTTP struct {
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AllowedHosts []string `envconfig:"DRONE_HTTP_ALLOWED_HOSTS"`
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HostsProxyHeaders []string `envconfig:"DRONE_HTTP_PROXY_HEADERS"`
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SSLRedirect bool `envconfig:"DRONE_HTTP_SSL_REDIRECT"`
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SSLTemporaryRedirect bool `envconfig:"DRONE_HTTP_SSL_TEMPORARY_REDIRECT"`
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SSLHost string `envconfig:"DRONE_HTTP_SSL_HOST"`
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SSLProxyHeaders map[string]string `envconfig:"DRONE_HTTP_SSL_PROXY_HEADERS"`
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STSSeconds int64 `envconfig:"DRONE_HTTP_STS_SECONDS"`
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STSIncludeSubdomains bool `envconfig:"DRONE_HTTP_STS_INCLUDE_SUBDOMAINS"`
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STSPreload bool `envconfig:"DRONE_HTTP_STS_PRELOAD"`
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ForceSTSHeader bool `envconfig:"DRONE_HTTP_STS_FORCE_HEADER"`
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BrowserXSSFilter bool `envconfig:"DRONE_HTTP_BROWSER_XSS_FILTER" default:"true"`
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FrameDeny bool `envconfig:"DRONE_HTTP_FRAME_DENY" default:"true"`
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ContentTypeNosniff bool `envconfig:"DRONE_HTTP_CONTENT_TYPE_NO_SNIFF"`
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ContentSecurityPolicy string `envconfig:"DRONE_HTTP_CONTENT_SECURITY_POLICY"`
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ReferrerPolicy string `envconfig:"DRONE_HTTP_REFERRER_POLICY"`
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}
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)
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// Environ returns the settings from the environment.
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func Environ() (Config, error) {
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cfg := Config{}
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err := envconfig.Process("", &cfg)
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defaultAddress(&cfg)
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defaultProxy(&cfg)
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defaultRunner(&cfg)
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defaultSession(&cfg)
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defaultCallback(&cfg)
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configureGithub(&cfg)
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if err := kubernetesServiceConflict(&cfg); err != nil {
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return cfg, err
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}
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return cfg, err
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}
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// String returns the configuration in string format.
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func (c *Config) String() string {
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out, _ := yaml.Marshal(c)
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return string(out)
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}
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// IsGitHub returns true if the GitHub integration
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// is activated.
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func (c *Config) IsGitHub() bool {
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return c.Github.ClientID != ""
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}
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// IsGitHubEnterprise returns true if the GitHub
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// integration is activated.
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func (c *Config) IsGitHubEnterprise() bool {
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return c.IsGitHub() && !strings.HasPrefix(c.Github.Server, "https://github.com")
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}
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// IsGitLab returns true if the GitLab integration
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// is activated.
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func (c *Config) IsGitLab() bool {
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return c.GitLab.ClientID != ""
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}
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// IsGogs returns true if the Gogs integration
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// is activated.
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func (c *Config) IsGogs() bool {
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return c.Gogs.Server != ""
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}
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// IsGitea returns true if the Gitea integration
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// is activated.
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func (c *Config) IsGitea() bool {
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return c.Gitea.Server != ""
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}
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// IsBitbucket returns true if the Bitbucket Cloud
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// integration is activated.
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func (c *Config) IsBitbucket() bool {
|
|
return c.Bitbucket.ClientID != ""
|
|
}
|
|
|
|
// IsStash returns true if the Atlassian Stash
|
|
// integration is activated.
|
|
func (c *Config) IsStash() bool {
|
|
return c.Stash.Server != ""
|
|
}
|
|
|
|
func defaultAddress(c *Config) {
|
|
if c.Server.Key != "" || c.Server.Cert != "" || c.Server.Acme {
|
|
c.Server.Port = ":443"
|
|
c.Server.Proto = "https"
|
|
}
|
|
c.Server.Addr = c.Server.Proto + "://" + c.Server.Host
|
|
}
|
|
|
|
func defaultProxy(c *Config) {
|
|
if c.Proxy.Host == "" {
|
|
c.Proxy.Host = c.Server.Host
|
|
}
|
|
if c.Proxy.Proto == "" {
|
|
c.Proxy.Proto = c.Server.Proto
|
|
}
|
|
c.Proxy.Addr = c.Proxy.Proto + "://" + c.Proxy.Host
|
|
}
|
|
|
|
func defaultCallback(c *Config) {
|
|
if c.RPC.Host == "" {
|
|
c.RPC.Host = c.Server.Host
|
|
}
|
|
if c.RPC.Proto == "" {
|
|
c.RPC.Proto = c.Server.Proto
|
|
}
|
|
}
|
|
|
|
func defaultRunner(c *Config) {
|
|
if c.Runner.Machine == "" {
|
|
c.Runner.Machine = hostname
|
|
}
|
|
parts := strings.Split(c.Runner.Platform, "/")
|
|
if len(parts) == 2 && c.Runner.OS == "" {
|
|
c.Runner.OS = parts[0]
|
|
}
|
|
if len(parts) == 2 && c.Runner.Arch == "" {
|
|
c.Runner.Arch = parts[1]
|
|
}
|
|
}
|
|
|
|
func defaultSession(c *Config) {
|
|
if c.Session.Secret == "" {
|
|
c.Session.Secret = uniuri.NewLen(32)
|
|
}
|
|
}
|
|
|
|
func configureGithub(c *Config) {
|
|
if c.Github.APIServer != "" {
|
|
return
|
|
}
|
|
if c.Github.Server == "https://github.com" {
|
|
c.Github.APIServer = "https://api.github.com"
|
|
} else {
|
|
c.Github.APIServer = strings.TrimSuffix(c.Github.Server, "/") + "/api/v3"
|
|
}
|
|
}
|
|
|
|
func kubernetesServiceConflict(c *Config) error {
|
|
if strings.HasPrefix(c.Server.Port, "tcp://") {
|
|
return errors.New("Invalid port configuration. See https://discourse.drone.io/t/drone-server-changing-ports-protocol/4144")
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// Bytes stores number bytes (e.g. megabytes)
|
|
type Bytes int64
|
|
|
|
// Decode implements a decoder that parses a string representation
|
|
// of bytes into the number of bytes it represents.
|
|
func (b *Bytes) Decode(value string) error {
|
|
v, err := humanize.ParseBytes(value)
|
|
*b = Bytes(v)
|
|
return err
|
|
}
|
|
|
|
// Int64 returns the int64 value of the Byte.
|
|
func (b *Bytes) Int64() int64 {
|
|
return int64(*b)
|
|
}
|
|
|
|
// String returns the string value of the Byte.
|
|
func (b *Bytes) String() string {
|
|
return fmt.Sprint(*b)
|
|
}
|
|
|
|
// UserCreate stores account information used to bootstrap
|
|
// the admin user account when the system initializes.
|
|
type UserCreate struct {
|
|
Username string
|
|
Machine bool
|
|
Admin bool
|
|
Token string
|
|
}
|
|
|
|
// Decode implements a decoder that extracts user information
|
|
// from the environment variable string.
|
|
func (u *UserCreate) Decode(value string) error {
|
|
for _, param := range strings.Split(value, ",") {
|
|
parts := strings.Split(param, ":")
|
|
if len(parts) != 2 {
|
|
continue
|
|
}
|
|
key := parts[0]
|
|
val := parts[1]
|
|
switch key {
|
|
case "username":
|
|
u.Username = val
|
|
case "token":
|
|
u.Token = val
|
|
case "machine":
|
|
u.Machine = val == "true"
|
|
case "admin":
|
|
u.Admin = val == "true"
|
|
}
|
|
}
|
|
return nil
|
|
}
|