40 lines
1.6 KiB
Go
40 lines
1.6 KiB
Go
package api
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import (
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"github.com/gin-gonic/gin"
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"github.com/photoprism/photoprism/internal/acl"
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"github.com/photoprism/photoprism/internal/entity"
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"github.com/photoprism/photoprism/internal/event"
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)
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// Auth checks if the user has permission to access the specified resource and returns the session if so.
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func Auth(c *gin.Context, resource acl.Resource, grant acl.Permission) *entity.Session {
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return AuthAny(c, resource, acl.Permissions{grant})
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}
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// AuthAny checks if at least one permission allows access and returns the session in this case.
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func AuthAny(c *gin.Context, resource acl.Resource, grants acl.Permissions) (s *entity.Session) {
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// Get client IP address and session ID, if any.
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ip := ClientIP(c)
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sessId := SessionID(c)
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// Find client session.
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if s = Session(sessId); s == nil {
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event.AuditWarn([]string{ip, "unauthenticated", "%s %s as unknown user", "denied"}, grants.String(), string(resource))
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return entity.SessionStatusUnauthorized()
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} else {
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s.SetClientIP(ip)
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}
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// Check authorization.
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if s.User() == nil {
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event.AuditWarn([]string{ip, "session %s", "%s %s as unknown user", "denied"}, s.RefID, grants.String(), string(resource))
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return entity.SessionStatusUnauthorized()
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} else if acl.Resources.DenyAll(resource, s.User().AclRole(), grants) {
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event.AuditErr([]string{ip, "session %s", "%s %s as %s", "denied"}, s.RefID, grants.String(), string(resource), s.User().AclRole().String())
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return entity.SessionStatusForbidden()
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} else {
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event.AuditInfo([]string{ip, "session %s", "%s %s as %s", "granted"}, s.RefID, grants.String(), string(resource), s.User().AclRole().String())
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return s
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}
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}
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