-
Notifications
You must be signed in to change notification settings - Fork 0
/
project_logic.go
215 lines (175 loc) · 6.04 KB
/
project_logic.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
package main
import (
"errors"
"io"
"math/rand"
"os"
"golang.org/x/crypto/bcrypt"
)
// IProjectLogic .
type IProjectLogic interface {
GetByName(string, *Project) error
Exists(string) bool
CreateFilesFolder(Project) error
CleanFilesFolder(Project) error
RunDeploymentScript(Project) (string, error)
CreateDeploymentScript(Project) error
CreateRunScript(Project) error
StoreArtifact(Project, io.Reader) error
GenerateRandomToken() string
HashToken(string) (string, error)
CreateService(Project) error
Save(Project) error
RestartService(Project) error
CheckToken(Project, string) bool
}
// ProjectLogic logic related to projects
type ProjectLogic struct {
Config Config
projectPaths IProjectPaths
projectSerialization IProjectSerialization
serviceManager IServiceManager
fileSystem IFileSystem
cmd ICMD
}
// GetByName populates the given project with the existing one
func (pl *ProjectLogic) GetByName(projectName string, project *Project) error {
var projectFileBytes []byte
if bytes, err := pl.readProjectFile(projectName); err == nil {
projectFileBytes = bytes
} else {
return err
}
if err := pl.projectSerialization.Deserialize(projectFileBytes, project); err != nil {
return err
}
return nil
}
// Exists checks if the project already exists
func (pl *ProjectLogic) Exists(projectName string) bool {
var project = Project{}
if err := pl.GetByName(projectName, &project); err != nil {
return false
}
return true
}
// CreateFilesFolder creates a 'files' folder inside the
// project's folder
func (pl ProjectLogic) CreateFilesFolder(project Project) error {
var filesFolderPath = pl.projectPaths.GetFilesFolderPath(project)
var folderPerm os.FileMode = 0777
if err := pl.fileSystem.MkdirAll(filesFolderPath, folderPerm); err != nil {
return err
}
return nil
}
// CleanFilesFolder will clean all the content inside the
// project's files folder
func (pl ProjectLogic) CleanFilesFolder(project Project) error {
var filesFolderPath = pl.projectPaths.GetFilesFolderPath(project)
if err := pl.fileSystem.RemoveAll(filesFolderPath); err != nil {
return err
}
return pl.CreateFilesFolder(project)
}
// RunDeploymentScript will execute the project's deployment script (deploy.sh)
func (pl ProjectLogic) RunDeploymentScript(project Project) (string, error) {
if err := pl.CleanFilesFolder(project); err != nil {
return "", errors.New("Couldn't clean the files folder: " + err.Error())
}
var deploymentScriptPath = pl.projectPaths.GetDeploymentScriptPath(project)
var filesFolderPath = pl.projectPaths.GetFilesFolderPath(project)
var execParams = ExecParams{
Command: []string{"sh", deploymentScriptPath},
CWD: filesFolderPath,
Env: pl.getDeploymentEnvVars(project),
}
out, err := pl.cmd.Exec(execParams)
if err != nil {
return out, errors.New("There was an error running the deployment script:\n\n " + err.Error())
}
return out, nil
}
// CreateDeploymentScript created the default deploy script
func (pl ProjectLogic) CreateDeploymentScript(project Project) error {
var deploymentScriptContent = "unzip $MOLLY_ARTIFACT\n"
var deploymentScriptPath = pl.projectPaths.GetDeploymentScriptPath(project)
return pl.fileSystem.WriteFile(deploymentScriptPath, []byte(deploymentScriptContent), 0700)
}
// CreateRunScript creates the default run script
func (pl ProjectLogic) CreateRunScript(project Project) error {
var runScriptContent = "# Write here the run command\n"
var runScriptPath = pl.projectPaths.GetRunScriptPath(project)
return pl.fileSystem.WriteFile(runScriptPath, []byte(runScriptContent), 0700)
}
// StoreArtifact will store the new artifact
func (pl ProjectLogic) StoreArtifact(project Project, fileReader io.Reader) error {
var artifactFile *os.File
var artifactPath = pl.projectPaths.GetArtifactPath(project)
if out, err := pl.fileSystem.Create(artifactPath); err == nil {
artifactFile = out
} else {
return errors.New("Couldn't create the artifact file: " + err.Error())
}
defer artifactFile.Close()
if _, err := io.Copy(artifactFile, fileReader); err != nil {
return errors.New("Couldn't copy the artifact file to destiny: " + err.Error())
}
return nil
}
// GenerateRandomToken will generate a random token
func (pl ProjectLogic) GenerateRandomToken() string {
letterRunes := []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890")
b := make([]rune, 32)
for i := range b {
b[i] = letterRunes[rand.Intn(len(letterRunes))]
}
return string(b)
}
// HashToken hashes a token
func (pl ProjectLogic) HashToken(token string) (string, error) {
hashedToken, err := bcrypt.GenerateFromPassword([]byte(token), bcrypt.DefaultCost)
if err != nil {
return "", err
}
return string(hashedToken), nil
}
// CreateService creates the project's service in host system
func (pl ProjectLogic) CreateService(project Project) error {
return pl.serviceManager.Save(project)
}
// Save writes to disk the project file
func (pl ProjectLogic) Save(project Project) error {
var projectFileBytes []byte
if out, err := pl.projectSerialization.Serialize(project); err == nil {
projectFileBytes = out
} else {
return err
}
var projectFilePath = pl.projectPaths.GetFilePath(project)
if err := pl.fileSystem.WriteFile(projectFilePath, projectFileBytes, 0600); err != nil {
return err
}
return nil
}
// RestartService restarts the project's service
func (pl ProjectLogic) RestartService(project Project) error {
return pl.serviceManager.Restart(project)
}
// CheckToken checks if a token is valid for the project
func (pl ProjectLogic) CheckToken(project Project, token string) bool {
err := bcrypt.CompareHashAndPassword([]byte(project.Token), []byte(token))
if err != nil {
return false
}
return true
}
func (pl ProjectLogic) getDeploymentEnvVars(project Project) []string {
return []string{
"MOLLY_ARTIFACT=" + pl.projectPaths.GetArtifactPath(project),
}
}
func (pl ProjectLogic) readProjectFile(projectName string) ([]byte, error) {
var projectFilePath = pl.projectPaths.GetFilePath(Project{Name: projectName})
return pl.fileSystem.ReadFile(projectFilePath)
}