Remove localhost: prefix from the remote pod/service names

Summary:
This allows self arrow to a pod/service to indicate traffic between
different Istio's envoy proxy side car and the main container.

Test Plan: Verified on web UI

Reviewers: #stirling, philkuz

Reviewed By: philkuz

Signed-off-by: yzhao1012 <yzhao@pixielabs.ai>

Differential Revision: https://phab.corp.pixielabs.ai/D12000

GitOrigin-RevId: 95e448e

Author: yzhao1012

src/carnot/planner/pxl_lib/pxviews.pxl

@@ -208,10 +208,10 @@ def http_graph(start_time, end_time):
     localhost_ip_regexp = r'127\.0\.0\.[0-9]+'
     df.is_remote_addr_localhost = px.regex_match(localhost_ip_regexp, df.remote_ip)
     df.remote_pod = px.select(df.is_remote_addr_localhost,
-                              'localhost:' + df.traced_pod,
+                              df.traced_pod,
                               px.pod_id_to_pod_name(px.ip_to_pod_id(df.remote_ip)))
     df.remote_service = px.select(df.is_remote_addr_localhost,
-                                  'localhost:' + df.traced_service,
+                                  df.traced_service,
                                   px.service_id_to_service_name(px.ip_to_service_id(df.remote_ip)))
 
     # Assign requestor and responder based on the trace_role.

src/pxl_scripts/px/cluster/cluster.pxl

@@ -373,10 +373,10 @@ def service_let_graph(start_time: str):
     localhost_ip_regexp = r'127\.0\.0\.[0-9]+'
     df.is_remote_addr_localhost = px.regex_match(localhost_ip_regexp, df.remote_addr)
     df.remote_pod = px.select(df.is_remote_addr_localhost,
-                              'localhost:' + df.pod,
+                              df.pod,
                               px.pod_id_to_pod_name(px.ip_to_pod_id(df.remote_addr)))
     df.remote_service = px.select(df.is_remote_addr_localhost,
-                                  'localhost:' + df.traced_service,
+                                  df.traced_service,
                                   px.service_id_to_service_name(px.ip_to_service_id(df.remote_addr)))
 
     df.remote_ip = df.remote_addr

src/pxl_scripts/px/dns_flow_graph/dns_flow_graph.pxl

@@ -55,7 +55,7 @@ def dns_flow_graph(start_time: str, from_entity_filter: str, to_entity_filter: s
     localhost_ip_regexp = r'127\.0\.0\.[0-9]+'
     df.is_remote_addr_localhost = px.regex_match(localhost_ip_regexp, df.remote_addr)
     df.to_entity = px.select(df.is_remote_addr_localhost,
-                             'localhost:' + px.upid_to_pod_name(df.upid),
+                             px.upid_to_pod_name(df.upid),
                              px.Service(px.nslookup(df.remote_addr)))
 
     df = df.drop(['upid', 'is_remote_addr_localhost'])

src/pxl_scripts/px/namespace/namespace.pxl

@@ -140,10 +140,10 @@ def inbound_service_let_graph(start_time: str, namespace: px.Namespace):
     localhost_ip_regexp = r'127\.0\.0\.[0-9]+'
     df.is_remote_addr_localhost = px.regex_match(localhost_ip_regexp, df.remote_addr)
     df.remote_pod = px.select(df.is_remote_addr_localhost,
-                              'localhost:' + df.pod,
+                              df.pod,
                               px.pod_id_to_pod_name(px.ip_to_pod_id(df.remote_addr)))
     df.remote_service = px.select(df.is_remote_addr_localhost,
-                                  'localhost:' + df.traced_service,
+                                  df.traced_service,
                                   px.service_id_to_service_name(px.ip_to_service_id(df.remote_addr)))
 
     df.remote_ip = df.remote_addr

src/pxl_scripts/px/net_flow_graph/net_flow_graph.pxl

@@ -62,7 +62,7 @@ def net_flow_graph(start_time: str, ns: px.Namespace, from_entity_filter: str,
     localhost_ip_regexp = r'127\.0\.0\.[0-9]+'
     df.is_remote_addr_localhost = px.regex_match(localhost_ip_regexp, df.remote_addr)
     df.to_entity = px.select(df.is_remote_addr_localhost,
-                             'localhost:' + df.pod,
+                             df.pod,
                              px.nslookup(df.remote_addr))
 
     # Filter out entities as specified by the user.

src/pxl_scripts/px/services/services.pxl

@@ -168,10 +168,10 @@ def inbound_let_service_graph(start_time: str, namespace: px.Namespace):
     localhost_ip_regexp = r'127\.0\.0\.[0-9]+'
     df.is_remote_addr_localhost = px.regex_match(localhost_ip_regexp, df.remote_addr)
     df.remote_pod = px.select(df.is_remote_addr_localhost,
-                              'localhost:' + df.pod,
+                              df.pod,
                               px.pod_id_to_pod_name(px.ip_to_pod_id(df.remote_addr)))
     df.remote_service = px.select(df.is_remote_addr_localhost,
-                                  'localhost:' + df.traced_service,
+                                  df.traced_service,
                                   px.service_id_to_service_name(px.ip_to_service_id(df.remote_addr)))
 
     df.remote_ip = df.remote_addr