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[core] System backups (uploads, system.db, analytics.db) (#42)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,113 @@ | ||
| package upload | ||
|
|
||
| import ( | ||
| "archive/tar" | ||
| "compress/gzip" | ||
| "fmt" | ||
| "io" | ||
| "net/http" | ||
| "os" | ||
| "path/filepath" | ||
| "time" | ||
| ) | ||
|
|
||
| // Backup creates an archive of a project's uploads and writes it | ||
| // to the response as a download | ||
| func Backup(res http.ResponseWriter) error { | ||
| ts := time.Now().Unix() | ||
| filename := fmt.Sprintf("uploads-%d.bak.tar.gz", ts) | ||
| tmp := os.TempDir() | ||
| backup := filepath.Join(tmp, filename) | ||
|
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| // create uploads-{stamp}.bak.tar.gz | ||
| f, err := os.Create(backup) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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||
| // loop through directory and gzip files | ||
| // add all to uploads.bak.tar.gz tarball | ||
| gz := gzip.NewWriter(f) | ||
| tarball := tar.NewWriter(gz) | ||
|
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||
| err = filepath.Walk("uploads", func(path string, info os.FileInfo, err error) error { | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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||
| hdr, err := tar.FileInfoHeader(info, "") | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| hdr.Name = path | ||
|
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||
| err = tarball.WriteHeader(hdr) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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||
| if !info.IsDir() { | ||
| src, err := os.Open(path) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| defer src.Close() | ||
| _, err = io.Copy(tarball, src) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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||
| err = tarball.Flush() | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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||
| err = gz.Flush() | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
|
||
| return nil | ||
| }) | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| return err | ||
| } | ||
|
|
||
| err = gz.Close() | ||
| if err != nil { | ||
| return err | ||
| } | ||
| err = tarball.Close() | ||
| if err != nil { | ||
| return err | ||
| } | ||
| err = f.Close() | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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||
| // write data to response | ||
| data, err := os.Open(backup) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| defer data.Close() | ||
| defer os.Remove(backup) | ||
|
|
||
| disposition := `attachment; filename=%s` | ||
| info, err := data.Stat() | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| res.Header().Set("Content-Type", "application/octet-stream") | ||
| res.Header().Set("Content-Disposition", fmt.Sprintf(disposition, ts)) | ||
| res.Header().Set("Content-Length", fmt.Sprintf("%d", info.Size())) | ||
|
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| _, err = io.Copy(res, data) | ||
|
|
||
| return err | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| package analytics | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "net/http" | ||
| "time" | ||
|
|
||
| "github.com/boltdb/bolt" | ||
| ) | ||
|
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||
| // Backup writes a snapshot of the analytics.db database to an HTTP response | ||
| func Backup(res http.ResponseWriter) error { | ||
| err := store.View(func(tx *bolt.Tx) error { | ||
| ts := time.Now().Unix() | ||
| disposition := `attachment; filename="analytics-%d.db.bak"` | ||
|
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| res.Header().Set("Content-Type", "application/octet-stream") | ||
| res.Header().Set("Content-Disposition", fmt.Sprintf(disposition, ts)) | ||
| res.Header().Set("Content-Length", fmt.Sprintf("%d", int(tx.Size()))) | ||
|
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||
| _, err := tx.WriteTo(res) | ||
| return err | ||
| }) | ||
|
|
||
| return err | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,34 @@ | ||
| package system | ||
|
|
||
| import ( | ||
| "net/http" | ||
|
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| "github.com/ponzu-cms/ponzu/system/db" | ||
| ) | ||
|
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| // BasicAuth adds HTTP Basic Auth check for requests that should implement it | ||
| func BasicAuth(next http.HandlerFunc) http.HandlerFunc { | ||
| return http.HandlerFunc(func(res http.ResponseWriter, req *http.Request) { | ||
| u := db.ConfigCache("backup_basic_auth_user").(string) | ||
| p := db.ConfigCache("backup_basic_auth_password").(string) | ||
|
|
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| if u == "" || p == "" { | ||
| res.WriteHeader(http.StatusForbidden) | ||
| return | ||
| } | ||
|
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| user, password, ok := req.BasicAuth() | ||
|
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| if !ok { | ||
| res.WriteHeader(http.StatusForbidden) | ||
| return | ||
| } | ||
|
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| if u != user || p != password { | ||
| res.WriteHeader(http.StatusUnauthorized) | ||
| return | ||
| } | ||
|
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||
| next.ServeHTTP(res, req) | ||
| }) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| package db | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "net/http" | ||
| "time" | ||
|
|
||
| "github.com/boltdb/bolt" | ||
| ) | ||
|
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||
| // Backup writes a snapshot of the system.db database to an HTTP response | ||
| func Backup(res http.ResponseWriter) error { | ||
| err := store.View(func(tx *bolt.Tx) error { | ||
| ts := time.Now().Unix() | ||
| disposition := `attachment; filename="system-%d.db.bak"` | ||
|
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| res.Header().Set("Content-Type", "application/octet-stream") | ||
| res.Header().Set("Content-Disposition", fmt.Sprintf(disposition, ts)) | ||
| res.Header().Set("Content-Length", fmt.Sprintf("%d", int(tx.Size()))) | ||
|
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| _, err := tx.WriteTo(res) | ||
| return err | ||
| }) | ||
|
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| return err | ||
| } |