/
profile.go
129 lines (109 loc) · 3.63 KB
/
profile.go
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//
// Copyright © 2016-2017 Ikey Doherty <ikey@solus-project.com>
//
// 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 builder
import (
"fmt"
"github.com/BurntSushi/toml"
"io/ioutil"
"os"
"path/filepath"
"strings"
)
// A Repo is a definition of a repository to add to the eopkg root during
// the build process.
type Repo struct {
Name string `toml:"-"` // Name of the repo, set by implementation not yoml
URI string `toml:"uri"` // URI of the repository
Local bool `toml:"local"` // Local repository for bindmounting
AutoIndex bool `toml:"autoindex"` // Enable automatic indexing of the repo
}
// A Profile is a configuration defining what backing image to use, what repos
// to add, etc.
type Profile struct {
Name string `toml:"-"` // Name of this profile, set by file name not toml
Image string `toml:"image"` // The backing image for this profile
RemoveRepos []string `toml:"remove_repos"` // A set of repos to remove. ["*"] is valid here.
Repos map[string]*Repo `toml:"repo"` // Allow defining custom repos
AddRepos []string `toml:"add_repos"` // Allow locking to a single set of repos
}
var (
// ProfileSuffix is the fixed extension for solbuild profile files
ProfileSuffix = ".profile"
)
// NewProfile will attempt to load the named profile from the system paths
func NewProfile(name string) (*Profile, error) {
for _, p := range ConfigPaths {
fp := filepath.Join(p, fmt.Sprintf("%s%s", name, ProfileSuffix))
if !PathExists(fp) {
continue
}
return NewProfileFromPath(fp)
}
return nil, ErrInvalidProfile
}
// GetAllProfiles will locate all available profiles for solbuild
func GetAllProfiles() (map[string]*Profile, error) {
ret := make(map[string]*Profile)
for _, p := range ConfigPaths {
gl := filepath.Join(p, "*.profile")
profiles, _ := filepath.Glob(gl)
for _, o := range profiles {
if profile, err := NewProfileFromPath(o); err == nil {
ret[profile.Name] = profile
} else {
return nil, err
}
}
}
return ret, nil
}
// NewProfileFromPath will attempt to load a profile from the given file name
func NewProfileFromPath(path string) (*Profile, error) {
basename := filepath.Base(path)
if !strings.HasSuffix(basename, ProfileSuffix) {
return nil, fmt.Errorf("Not a .profile file: %v", path)
}
fi, err := os.Open(path)
if err != nil {
return nil, err
}
defer fi.Close()
profileName := basename[:len(basename)-len(ProfileSuffix)]
var b []byte
profile := &Profile{Name: profileName}
// Read the config file
if b, err = ioutil.ReadAll(fi); err != nil {
return nil, err
}
if _, err = toml.Decode(string(b), profile); err != nil {
return nil, err
}
// Ensure all repos have a valid name
for name, repo := range profile.Repos {
repo.Name = name
}
// Ignore a wildcard add
if len(profile.AddRepos) == 1 && profile.AddRepos[0] == "*" {
return profile, nil
}
// Check all repo names are valid
for _, r := range profile.AddRepos {
if _, ok := profile.Repos[r]; !ok {
return nil, fmt.Errorf("Cannot enable unknown repo %v", r)
}
}
return profile, nil
}