Consul - v1.15.6

1.15.6 (September 19, 2023)

SECURITY:

• Upgrade to use Go 1.20.8. This resolves CVEs
  CVE-2023-39320 (cmd/go),
  CVE-2023-39318 (html/template),
  CVE-2023-39319 (html/template),
  CVE-2023-39321 (crypto/tls), and
  CVE-2023-39322 (crypto/tls) [GH-18742]

IMPROVEMENTS:

• Adds flag -append-filename (which works on values version, dc, node and status) to consul snapshot save command.
  Adding the flag -append-filename version,dc,node,status will add consul version, consul datacenter, node name and leader/follower
  (status) in the file name given in the snapshot save command before the file extension. [GH-18625]
• Reduce the frequency of metric exports from Consul to HCP from every 10s to every 1m [GH-18584]
• api: Add support for listing ACL tokens by service name. [GH-18667]
• command: Adds -since flag in consul debug command which internally calls hcdiag for debug information in the past. [GH-18797]
• log: Currently consul logs files like this consul-{timestamp}.log. This change makes sure that there is always
  consul.log file with the latest logs in it. [GH-18617]

BUG FIXES:

• api: Fix /v1/agent/self not returning latest configuration [GH-18681]
• ca: Vault provider now cleans up the previous Vault issuer and key when generating a new leaf signing certificate [GH-18779] [GH-18773]
• check: prevent go routine leakage when existing Defercheck of same check id is not nil [GH-18558]
• gateways: Fix a bug where gateway to service mappings weren't being cleaned up properly when externally registered proxies were being deregistered. [GH-18831]
• telemetry: emit consul version metric on a regular interval. [GH-18724]