fix: Random snuba crashes found by hypothesis-jsonschema (#132)

Author: untitaker

schemas/snuba-generic-metrics.v1.schema.json

@@ -24,7 +24,8 @@
           "type": "string"
         },
         "timestamp": {
-          "type": "integer"
+          "type": "integer",
+          "minimum": 0
         },
         "sentry_received_timestamp": {
           "type": "number"

schemas/snuba-metrics.v1.schema.json

@@ -24,7 +24,8 @@
           "type": "string"
         },
         "timestamp": {
-          "type": "integer"
+          "type": "integer",
+          "minimum": 0
         },
         "sentry_received_timestamp": {
           "type": "number"

schemas/snuba-queries.v1.schema.json

@@ -8,7 +8,8 @@
       "type": "object",
       "properties": {
         "id": {
-          "type": "string"
+          "type": "string",
+          "pattern": "[0-9a-fA-F]{32}"
         },
         "body": {
           "type": "object"
@@ -25,7 +26,8 @@
         "feature": {
           "type": ["string", "null"]
         }
-      }
+      },
+      "required": ["id"]
     },
     "dataset": {
       "type": "string"

schemas/transactions.v1.schema.json

@@ -76,7 +76,7 @@
           "type": "null"
         }
       },
-      "required": []
+      "required": ["data"]
     },
     "AppContext": {
       "description": " Application information.\n\n App context describes the application. As opposed to the runtime, this is the actual\n application that was running and carries metadata about the current session.",