initial

internal/funcs.go

@@ -0,0 +1,103 @@
+package internal
+
+import (
+	`context`
+	`sync`
+
+	`github.com/hashicorp/vault-client-go`
+	`r00t2.io/gosecret`
+	`r00t2.io/goutils/multierr`
+)
+
+func New(vaultTok, vaultAddr, vaultMnt, collNm string) (c *Client, err error) {
+
+	c = &Client{
+		// lastIdx:  0,
+		vtok:     vaultTok,
+		vaddr:    vaultAddr,
+		scollNm:  collNm,
+		vmnt:     vaultMnt,
+		errsDone: make(chan bool, 1),
+		errChan:  make(chan error),
+		// vc:       nil,
+		wg:  sync.WaitGroup{},
+		ctx: context.Background(),
+		// ssvc:     nil,
+		// scoll:    nil,
+		mErr: multierr.NewMultiError(nil),
+		// inSS:     nil,
+		// inVault:  nil,
+	}
+
+	if c.vc, err = vault.New(vault.WithAddress(c.vaddr)); err != nil {
+		return
+	}
+	if err = c.vc.SetToken(c.vtok); err != nil {
+		return
+	}
+
+	if c.ssvc, err = gosecret.NewService(); err != nil {
+		return
+	}
+	if c.scoll, err = c.ssvc.GetCollection(collNm); err != nil {
+		return
+	}
+
+	go c.readErrs()
+
+	c.wg.Add(2)
+	go c.getSS()
+	go c.getVault()
+
+	c.wg.Wait()
+
+	if !c.mErr.IsEmpty() {
+		err = c.mErr
+		return
+	}
+
+	return
+}
+
+func normalizeVaultNm(nm string) (normalized string) {
+
+	var c rune
+	var idx int
+	var last rune
+	var repl rune = '_'
+	var reduced []rune = make([]rune, 0)
+	var norm []rune = make([]rune, 0, len(nm))
+
+	for _, c = range nm {
+		// If it's "safe" chars, it's fine
+		if (c == '-' || c == '.') || // 0x2d, 0x2e
+			(c >= '0' && c <= '9') || // 0x30 to 0x39
+			(c == '@') || // 0x40
+			(c >= 'A' && c <= 'Z') || // 0x41 to 0x5a
+			(c == '_') || // 0x5f
+			(c >= 'a' && c <= 'z') { // 0x61 to 0x7a
+			norm = append(norm, c)
+			continue
+		}
+		// Otherwise normalize it to a safe char
+		norm = append(norm, repl)
+	}
+
+	// And remove repeating sequential replacers.
+	for idx, c = range norm[:] {
+		if idx == 0 {
+			last = c
+			reduced = append(reduced, c)
+			continue
+		}
+		if c == last && last == repl {
+			continue
+		}
+		reduced = append(reduced, c)
+		last = c
+	}
+
+	normalized = string(reduced)
+
+	return
+}