12 lines
478 B
Plaintext
12 lines
478 B
Plaintext
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{#- prologue -#}
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{%- set extra_proto = ['v3', 'v2'] -%}
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{%- set confload = ( env.NGX_HTTP_CONFLOAD or '' ) | str_split_to_list -%}
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{%- set proto = confload | list_intersect(extra_proto) -%}
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{#- ALPN mapping -#}
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{%- set proto = proto | re_sub('^v2$', 'h2=":443"; ma=3600') -%}
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{%- set proto = proto | re_sub('^v3$', 'h3=":443"; ma=3600') -%}
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{#- main part -#}
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{%- if proto %}
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{#- TODO: precise quotation #}
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add_header Alt-Svc {{ (proto | join(', ')).__repr__() }};
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{%- endif %}
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