38 lines
906 B
Go
38 lines
906 B
Go
package lishwist
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import (
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"fmt"
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"time"
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"golang.org/x/crypto/bcrypt"
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)
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type ErrorInvalidCredentials error
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func Login(username, password string, sessionMaxAge time.Duration) (*Session, error) {
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user, err := getUserByName(username)
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if err != nil {
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return nil, ErrorInvalidCredentials(fmt.Errorf("Failed to fetch user: %w", err))
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}
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if user == nil {
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return nil, ErrorInvalidCredentials(fmt.Errorf("User not found by name: %s", username))
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}
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passHash, err := user.getPassHash()
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if err != nil {
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return nil, fmt.Errorf("Failed to get password hash: %w", err)
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}
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err = bcrypt.CompareHashAndPassword(passHash, []byte(password))
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if err != nil {
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return nil, ErrorInvalidCredentials(fmt.Errorf("Password compare failed: %w", err))
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}
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session, err := insertSession(*user, sessionMaxAge)
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if err != nil {
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return nil, fmt.Errorf("failed to insert session: %w", err)
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}
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return session, nil
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}
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