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/
template.go
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/
template.go
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package model
import (
"fmt"
"strings"
"github.com/docker/libcompose/utils"
"github.com/jinzhu/gorm"
"github.com/rancher/go-rancher/v2"
)
type Template struct {
EnvironmentId string `json:"environmentId"`
CatalogId uint `sql:"type:integer REFERENCES catalog(id) ON DELETE CASCADE"`
Name string `json:"name"`
IsSystem string `json:"isSystem"`
Description string `json:"description"`
DefaultVersion string `json:"defaultVersion" yaml:"default_version"`
Path string `json:"path"`
Maintainer string `json:"maintainer"`
License string `json:"license"`
ProjectURL string `json:"projectURL" yaml:"project_url"`
UpgradeFrom string `json:"upgradeFrom"`
FolderName string `json:"folderName"`
Catalog string `json:"catalogId"`
Base string `json:"templateBase"`
Icon string `json:"icon"`
IconFilename string `json:"iconFilename"`
Readme string `json:"readme"`
Categories []string `sql:"-" json:"categories"`
Labels map[string]string `sql:"-" json:"labels"`
Versions []Version `sql:"-"`
Category string `sql:"-"`
}
type TemplateModel struct {
Base
Template
}
type TemplateResource struct {
client.Resource
Template
VersionLinks map[string]string `json:"versionLinks"`
DefaultTemplateVersionId string `json:"defaultTemplateVersionId"`
}
type TemplateCollection struct {
client.Collection
Data []TemplateResource `json:"data,omitempty"`
}
func LookupTemplate(db *gorm.DB, environmentId, catalog, folderName, base string) *Template {
var templateModel TemplateModel
if err := db.Raw(`
SELECT catalog_template.*
FROM catalog_template, catalog
WHERE (catalog_template.environment_id = ? OR catalog_template.environment_id = ?)
AND catalog_template.catalog_id = catalog.id
AND catalog.name = ?
AND catalog_template.base = ?
AND catalog_template.folder_name = ?
`, environmentId, "global", catalog, base, folderName).Scan(&templateModel).Error; err == gorm.ErrRecordNotFound {
return nil
}
fillInTemplate(db, &templateModel)
return &templateModel.Template
}
func fillInTemplate(db *gorm.DB, templateModel *TemplateModel) {
catalog := GetCatalog(db, templateModel.CatalogId)
if catalog != nil {
templateModel.Catalog = catalog.Name
}
templateModel.Categories = lookupTemplateCategories(db, templateModel.ID)
templateModel.Labels = lookupTemplateLabels(db, templateModel.ID)
templateModel.Versions = lookupVersions(db, templateModel.ID)
}
func templateCategoryMap(db *gorm.DB, templateIDList []int) map[int][]string {
categoriesQuery := `
SELECT template_id, category_id, name
FROM catalog_template_category tc
JOIN catalog_category c ON (tc.category_id = c.id)
WHERE tc.template_id IN ( ? )`
catagoryAndTemplateList := []CategoryAndTemplate{}
db.Raw(categoriesQuery, templateIDList).Find(&catagoryAndTemplateList)
// make map of template (key) to category name (value)
var catagoryAndTemplateMap map[int][]string
catagoryAndTemplateMap = make(map[int][]string)
for _, catagoryAndTemplate := range catagoryAndTemplateList {
catagoryAndTemplateMap[catagoryAndTemplate.TemplateID] = append(catagoryAndTemplateMap[catagoryAndTemplate.TemplateID], catagoryAndTemplate.Name)
}
return catagoryAndTemplateMap
}
func templateLabelMap(db *gorm.DB, templateIDList []int) map[int]map[string]string {
labelsQuery := "SELECT template_id, `key`, value FROM catalog_label cl WHERE cl.template_id IN ( ? )"
var labelAndTemplateList []TemplateLabelModel
db.Raw(labelsQuery, templateIDList).Find(&labelAndTemplateList)
var labelAndTemplateMap map[int]map[string]string
labelAndTemplateMap = make(map[int]map[string]string)
for _, labelAndTemplate := range labelAndTemplateList {
if _, ok := labelAndTemplateMap[int(labelAndTemplate.TemplateId)]; !ok {
labels := map[string]string{labelAndTemplate.Key: labelAndTemplate.Value}
labelAndTemplateMap[int(labelAndTemplate.TemplateId)] = labels
} else {
labelAndTemplateMap[int(labelAndTemplate.TemplateId)][labelAndTemplate.Key] = labelAndTemplate.Value
}
}
return labelAndTemplateMap
}
func templateVersionMap(db *gorm.DB, templateIDList []int) map[int][]Version {
var versionList []VersionModel
// all versions with list of template IDs
versionsQuery := `
SELECT *
FROM catalog_version
WHERE catalog_version.template_id IN ( ? )`
db.Raw(versionsQuery, templateIDList).Find(&versionList)
// look up version based on version id
versionMap := map[uint]VersionModel{}
var versionIDs []int
for _, version := range versionList {
versionIDs = append(versionIDs, int(version.ID))
versionMap[version.ID] = version
}
var versionLabelList []VersionLabelModel
versionLabelsQuery := `
SELECT *
FROM catalog_version_label
WHERE catalog_version_label.version_id IN (?)`
db.Raw(versionLabelsQuery, versionIDs).Find(&versionLabelList)
for _, label := range versionLabelList {
if versionMap[label.VersionId].Labels == nil {
version := versionMap[label.VersionId]
version.Labels = make(map[string]string)
versionMap[label.VersionId] = version
}
versionMap[label.VersionId].Labels[label.Key] = label.Value
}
var versionFiles []FileModel
versionFilesQuery := `
SELECT *
FROM catalog_file
WHERE catalog_file.version_id IN ( ? )`
db.Raw(versionFilesQuery, versionIDs).Find(&versionFiles)
for _, file := range versionFiles {
version := versionMap[file.VersionId]
version.Files = append(versionMap[file.VersionId].Files, file.File)
versionMap[file.VersionId] = version
}
templateVersionMap := map[int][]Version{}
for _, version := range versionMap {
templateVersionMap[int(version.TemplateId)] = append(templateVersionMap[int(version.TemplateId)], version.Version)
}
return templateVersionMap
}
func catalogMap(db *gorm.DB, templateIDList []int) map[uint]string {
catalogQuery := `
SELECT catalog.*
FROM catalog
JOIN catalog_template ON (catalog.id = catalog_template.catalog_id)
WHERE catalog_template.id IN ( ? )`
var catalogs []CatalogModel
db.Raw(catalogQuery, templateIDList).Find(&catalogs)
// make map of catalog id to catalog name
catalogMap := map[uint]string{}
for _, catalog := range catalogs {
catalogMap[catalog.ID] = catalog.Name
}
return catalogMap
}
func LookupTemplates(db *gorm.DB, environmentId, catalog, templateBaseEq string, categories, categoriesNe []string) []Template {
var templateModels []TemplateModel
params := []interface{}{environmentId, "global"}
if catalog != "" {
params = append(params, catalog)
}
if templateBaseEq != "" {
params = append(params, templateBaseEq)
}
query := `
SELECT catalog_template.*
FROM catalog_template, catalog
WHERE (catalog_template.environment_id = ? OR catalog_template.environment_id = ?)
AND catalog_template.catalog_id = catalog.id`
if catalog != "" {
query += `
AND catalog.name = ?`
}
if templateBaseEq != "" {
query += `
AND catalog_template.base = ?`
}
db.Raw(query, params...).Find(&templateModels)
var templateIDList []int
for _, template := range templateModels {
templateIDList = append(templateIDList, int(template.ID))
}
templateCategoryMap := templateCategoryMap(db, templateIDList)
templateLabelMap := templateLabelMap(db, templateIDList)
templateVersionMap := templateVersionMap(db, templateIDList)
catalogMap := catalogMap(db, templateIDList)
var templates []Template
for _, templateModel := range templateModels {
templateModel.Categories = templateCategoryMap[int(templateModel.ID)]
templateModel.Labels = templateLabelMap[int(templateModel.ID)]
templateModel.Versions = templateVersionMap[int(templateModel.ID)]
templateModel.Catalog = catalogMap[templateModel.CatalogId]
skip := false
for _, category := range categories {
if !utils.Contains(templateModel.Categories, category) {
skip = true
break
}
}
for _, categoryNe := range categoriesNe {
if utils.Contains(templateModel.Categories, categoryNe) {
skip = true
break
}
}
if !skip {
templates = append(templates, templateModel.Template)
}
}
return templates
}
func listQuery(size int) string {
var query string
for i := 0; i < size; i++ {
query += " ? ,"
}
return fmt.Sprintf("(%s)", strings.TrimSuffix(query, ","))
}