publishing work: index path mounts

Change-Id: I9e6f273289f136fbbfa8565c24be250e28ae1a6e

lib/go/camli/mysqlindexer/dbschema.go

@@ -18,7 +18,7 @@ package mysqlindexer
 
 import ()
 
-const requiredSchemaVersion = 12
+const requiredSchemaVersion = 14
 
 func SchemaVersion() int {
 	return requiredSchemaVersion
@@ -94,6 +94,21 @@ blobref VARCHAR(128) NOT NULL,
 PRIMARY KEY (blobref),
 keyid   VARCHAR(128) NOT NULL,
 INDEX (keyid)
+)`,
+
+
+		// Bi-direction index of camliPath claims
+		`CREATE TABLE path (
+claimref VARCHAR(128) NOT NULL,
+PRIMARY KEY (claimref),
+claimdate VARCHAR(40) NOT NULL,
+keyid VARCHAR(128) NOT NULL,
+baseref VARCHAR(128) NOT NULL,
+suffix VARCHAR(255) NOT NULL,
+targetref VARCHAR(128) NOT NULL,
+INDEX (keyid),
+INDEX (targetref, keyid),
+INDEX (baseref, keyid)
 )`,
 	}
 }

lib/go/camli/mysqlindexer/receive.go

@@ -225,6 +225,19 @@ func (mi *Indexer) populateClaim(client *mysql.Client, blobRef *blobref.BlobRef,
 				return
 			}
 		}
+		if strings.HasPrefix(camli.Attribute, "camliPath:") {
+			// TODO: deal with set-attribute vs. del-attribute
+			// properly? I think we get it for free when
+			// del-attribute has no Value, but we need to deal
+			// with the case where they explicitly delete the
+			// current value.
+			suffix := camli.Attribute[len("camliPath:"):]
+			if err = execSQL(client, "INSERT IGNORE INTO path (claimref, claimdate, keyid, baseref, suffix, targetref) "+
+                                "VALUES (?, ?, ?, ?, ?, ?)",
+                                blobRef.String(), camli.ClaimDate, verifiedKeyId, camli.Permanode, suffix, camli.Value); err != nil {
+                                return
+                        }
+		}
 	}
 
 	// And update the lastmod on the permanode row.